Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1 | /* |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 2 | * Copyright (c) 2013-2017 The Linux Foundation. All rights reserved. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | |
| 22 | /* |
| 23 | * This file was originally distributed by Qualcomm Atheros, Inc. |
| 24 | * under proprietary terms before Copyright ownership was assigned |
| 25 | * to the Linux Foundation. |
| 26 | */ |
| 27 | |
| 28 | /** |
| 29 | * DOC: wlan_hdd_ipa.c |
| 30 | * |
| 31 | * WLAN HDD and ipa interface implementation |
| 32 | * Originally written by Qualcomm Atheros, Inc |
| 33 | */ |
| 34 | |
| 35 | #ifdef IPA_OFFLOAD |
| 36 | |
| 37 | /* Include Files */ |
Mohit Khanna | fa99aea | 2016-05-12 21:43:13 -0700 | [diff] [blame] | 38 | #include <linux/ipa.h> |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 39 | #include <wlan_hdd_includes.h> |
| 40 | #include <wlan_hdd_ipa.h> |
| 41 | |
| 42 | #include <linux/etherdevice.h> |
| 43 | #include <linux/atomic.h> |
| 44 | #include <linux/netdevice.h> |
| 45 | #include <linux/skbuff.h> |
| 46 | #include <linux/list.h> |
| 47 | #include <linux/debugfs.h> |
| 48 | #include <linux/inetdevice.h> |
| 49 | #include <linux/ip.h> |
| 50 | #include <wlan_hdd_softap_tx_rx.h> |
Poddar, Siddarth | 8e3ee2d | 2016-11-29 20:17:01 +0530 | [diff] [blame] | 51 | #include <ol_txrx.h> |
Manjunathappa Prakash | 3454fd6 | 2016-04-01 08:52:06 -0700 | [diff] [blame] | 52 | #include <cdp_txrx_peer_ops.h> |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 53 | |
| 54 | #include "cds_sched.h" |
| 55 | |
| 56 | #include "wma.h" |
| 57 | #include "wma_api.h" |
Prakash Dhavali | 87b38e3 | 2016-11-14 16:22:53 -0800 | [diff] [blame] | 58 | #include "wal_rx_desc.h" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 59 | |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 60 | #include "cdp_txrx_ipa.h" |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 61 | #include <cdp_txrx_handle.h> |
Tushnim Bhattacharyya | 9e81b4c | 2017-02-15 17:11:14 -0800 | [diff] [blame] | 62 | #include "wlan_policy_mgr_api.h" |
| 63 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 64 | #define HDD_IPA_DESC_BUFFER_RATIO 4 |
| 65 | #define HDD_IPA_IPV4_NAME_EXT "_ipv4" |
| 66 | #define HDD_IPA_IPV6_NAME_EXT "_ipv6" |
| 67 | |
| 68 | #define HDD_IPA_RX_INACTIVITY_MSEC_DELAY 1000 |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 69 | #define HDD_IPA_UC_WLAN_8023_HDR_SIZE 14 |
| 70 | /* WDI TX and RX PIPE */ |
| 71 | #define HDD_IPA_UC_NUM_WDI_PIPE 2 |
| 72 | #define HDD_IPA_UC_MAX_PENDING_EVENT 33 |
| 73 | |
| 74 | #define HDD_IPA_UC_DEBUG_DUMMY_MEM_SIZE 32000 |
| 75 | #define HDD_IPA_UC_RT_DEBUG_PERIOD 300 |
| 76 | #define HDD_IPA_UC_RT_DEBUG_BUF_COUNT 30 |
| 77 | #define HDD_IPA_UC_RT_DEBUG_FILL_INTERVAL 10000 |
| 78 | |
| 79 | #define HDD_IPA_WLAN_HDR_DES_MAC_OFFSET 0 |
| 80 | #define HDD_IPA_MAX_IFACE 3 |
| 81 | #define HDD_IPA_MAX_SYSBAM_PIPE 4 |
| 82 | #define HDD_IPA_RX_PIPE HDD_IPA_MAX_IFACE |
| 83 | #define HDD_IPA_ENABLE_MASK BIT(0) |
| 84 | #define HDD_IPA_PRE_FILTER_ENABLE_MASK BIT(1) |
| 85 | #define HDD_IPA_IPV6_ENABLE_MASK BIT(2) |
| 86 | #define HDD_IPA_RM_ENABLE_MASK BIT(3) |
| 87 | #define HDD_IPA_CLK_SCALING_ENABLE_MASK BIT(4) |
| 88 | #define HDD_IPA_UC_ENABLE_MASK BIT(5) |
| 89 | #define HDD_IPA_UC_STA_ENABLE_MASK BIT(6) |
| 90 | #define HDD_IPA_REAL_TIME_DEBUGGING BIT(8) |
| 91 | |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 92 | #define HDD_IPA_MAX_PENDING_EVENT_COUNT 20 |
| 93 | |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 94 | enum hdd_ipa_uc_op_code { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 95 | HDD_IPA_UC_OPCODE_TX_SUSPEND = 0, |
| 96 | HDD_IPA_UC_OPCODE_TX_RESUME = 1, |
| 97 | HDD_IPA_UC_OPCODE_RX_SUSPEND = 2, |
| 98 | HDD_IPA_UC_OPCODE_RX_RESUME = 3, |
| 99 | HDD_IPA_UC_OPCODE_STATS = 4, |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 100 | #ifdef FEATURE_METERING |
| 101 | HDD_IPA_UC_OPCODE_SHARING_STATS = 5, |
| 102 | HDD_IPA_UC_OPCODE_QUOTA_RSP = 6, |
| 103 | HDD_IPA_UC_OPCODE_QUOTA_IND = 7, |
| 104 | #endif |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 105 | HDD_IPA_UC_OPCODE_UC_READY = 8, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 106 | /* keep this last */ |
| 107 | HDD_IPA_UC_OPCODE_MAX |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 108 | }; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 109 | |
| 110 | /** |
| 111 | * enum - Reason codes for stat query |
| 112 | * |
| 113 | * @HDD_IPA_UC_STAT_REASON_NONE: Initial value |
| 114 | * @HDD_IPA_UC_STAT_REASON_DEBUG: For debug/info |
| 115 | * @HDD_IPA_UC_STAT_REASON_BW_CAL: For bandwidth calibration |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 116 | * @HDD_IPA_UC_STAT_REASON_DUMP_INFO: For debug info dump |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 117 | */ |
| 118 | enum { |
| 119 | HDD_IPA_UC_STAT_REASON_NONE, |
| 120 | HDD_IPA_UC_STAT_REASON_DEBUG, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 121 | HDD_IPA_UC_STAT_REASON_BW_CAL, |
| 122 | HDD_IPA_UC_STAT_REASON_DUMP_INFO |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 123 | }; |
| 124 | |
| 125 | /** |
| 126 | * enum hdd_ipa_rm_state - IPA resource manager state |
| 127 | * @HDD_IPA_RM_RELEASED: PROD pipe resource released |
| 128 | * @HDD_IPA_RM_GRANT_PENDING: PROD pipe resource requested but not granted yet |
| 129 | * @HDD_IPA_RM_GRANTED: PROD pipe resource granted |
| 130 | */ |
| 131 | enum hdd_ipa_rm_state { |
| 132 | HDD_IPA_RM_RELEASED, |
| 133 | HDD_IPA_RM_GRANT_PENDING, |
| 134 | HDD_IPA_RM_GRANTED, |
| 135 | }; |
| 136 | |
| 137 | struct llc_snap_hdr { |
| 138 | uint8_t dsap; |
| 139 | uint8_t ssap; |
| 140 | uint8_t resv[4]; |
| 141 | __be16 eth_type; |
| 142 | } __packed; |
| 143 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 144 | /** |
| 145 | * struct hdd_ipa_tx_hdr - header type which IPA should handle to TX packet |
| 146 | * @eth: ether II header |
| 147 | * @llc_snap: LLC snap header |
| 148 | * |
| 149 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 150 | struct hdd_ipa_tx_hdr { |
| 151 | struct ethhdr eth; |
| 152 | struct llc_snap_hdr llc_snap; |
| 153 | } __packed; |
| 154 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 155 | /** |
| 156 | * struct frag_header - fragment header type registered to IPA hardware |
| 157 | * @length: fragment length |
| 158 | * @reserved1: Reserved not used |
| 159 | * @reserved2: Reserved not used |
| 160 | * |
| 161 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 162 | struct frag_header { |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 163 | uint16_t length; |
| 164 | uint32_t reserved1; |
| 165 | uint32_t reserved2; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 166 | } __packed; |
| 167 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 168 | /** |
| 169 | * struct ipa_header - ipa header type registered to IPA hardware |
| 170 | * @vdev_id: vdev id |
| 171 | * @reserved: Reserved not used |
| 172 | * |
| 173 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 174 | struct ipa_header { |
| 175 | uint32_t |
| 176 | vdev_id:8, /* vdev_id field is LSB of IPA DESC */ |
| 177 | reserved:24; |
| 178 | } __packed; |
| 179 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 180 | /** |
| 181 | * struct hdd_ipa_uc_tx_hdr - full tx header registered to IPA hardware |
| 182 | * @frag_hd: fragment header |
| 183 | * @ipa_hd: ipa header |
| 184 | * @eth: ether II header |
| 185 | * |
| 186 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 187 | struct hdd_ipa_uc_tx_hdr { |
| 188 | struct frag_header frag_hd; |
| 189 | struct ipa_header ipa_hd; |
| 190 | struct ethhdr eth; |
| 191 | } __packed; |
| 192 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 193 | /** |
| 194 | * struct hdd_ipa_cld_hdr - IPA CLD Header |
| 195 | * @reserved: reserved fields |
| 196 | * @iface_id: interface ID |
| 197 | * @sta_id: Station ID |
| 198 | * |
| 199 | * Packed 32-bit structure |
| 200 | * +----------+----------+--------------+--------+ |
| 201 | * | Reserved | QCMAP ID | interface id | STA ID | |
| 202 | * +----------+----------+--------------+--------+ |
| 203 | */ |
| 204 | struct hdd_ipa_cld_hdr { |
| 205 | uint8_t reserved[2]; |
| 206 | uint8_t iface_id; |
| 207 | uint8_t sta_id; |
| 208 | } __packed; |
| 209 | |
| 210 | struct hdd_ipa_rx_hdr { |
| 211 | struct hdd_ipa_cld_hdr cld_hdr; |
| 212 | struct ethhdr eth; |
| 213 | } __packed; |
| 214 | |
| 215 | struct hdd_ipa_pm_tx_cb { |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 216 | bool exception; |
| 217 | hdd_adapter_t *adapter; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 218 | struct hdd_ipa_iface_context *iface_context; |
| 219 | struct ipa_rx_data *ipa_tx_desc; |
| 220 | }; |
| 221 | |
| 222 | struct hdd_ipa_uc_rx_hdr { |
| 223 | struct ethhdr eth; |
| 224 | } __packed; |
| 225 | |
| 226 | struct hdd_ipa_sys_pipe { |
| 227 | uint32_t conn_hdl; |
| 228 | uint8_t conn_hdl_valid; |
| 229 | struct ipa_sys_connect_params ipa_sys_params; |
| 230 | }; |
| 231 | |
| 232 | struct hdd_ipa_iface_stats { |
| 233 | uint64_t num_tx; |
| 234 | uint64_t num_tx_drop; |
| 235 | uint64_t num_tx_err; |
| 236 | uint64_t num_tx_cac_drop; |
| 237 | uint64_t num_rx_prefilter; |
| 238 | uint64_t num_rx_ipa_excep; |
| 239 | uint64_t num_rx_recv; |
| 240 | uint64_t num_rx_recv_mul; |
| 241 | uint64_t num_rx_send_desc_err; |
| 242 | uint64_t max_rx_mul; |
| 243 | }; |
| 244 | |
| 245 | struct hdd_ipa_priv; |
| 246 | |
| 247 | struct hdd_ipa_iface_context { |
| 248 | struct hdd_ipa_priv *hdd_ipa; |
| 249 | hdd_adapter_t *adapter; |
| 250 | void *tl_context; |
| 251 | |
| 252 | enum ipa_client_type cons_client; |
| 253 | enum ipa_client_type prod_client; |
| 254 | |
| 255 | uint8_t iface_id; /* This iface ID */ |
| 256 | uint8_t sta_id; /* This iface station ID */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 257 | qdf_spinlock_t interface_lock; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 258 | uint32_t ifa_address; |
| 259 | struct hdd_ipa_iface_stats stats; |
| 260 | }; |
| 261 | |
| 262 | struct hdd_ipa_stats { |
| 263 | uint32_t event[IPA_WLAN_EVENT_MAX]; |
| 264 | uint64_t num_send_msg; |
| 265 | uint64_t num_free_msg; |
| 266 | |
| 267 | uint64_t num_rm_grant; |
| 268 | uint64_t num_rm_release; |
| 269 | uint64_t num_rm_grant_imm; |
| 270 | uint64_t num_cons_perf_req; |
| 271 | uint64_t num_prod_perf_req; |
| 272 | |
| 273 | uint64_t num_rx_drop; |
| 274 | uint64_t num_rx_ipa_tx_dp; |
| 275 | uint64_t num_rx_ipa_splice; |
| 276 | uint64_t num_rx_ipa_loop; |
| 277 | uint64_t num_rx_ipa_tx_dp_err; |
| 278 | uint64_t num_rx_ipa_write_done; |
| 279 | uint64_t num_max_ipa_tx_mul; |
| 280 | uint64_t num_rx_ipa_hw_maxed_out; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 281 | |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 282 | uint64_t num_tx_desc_q_cnt; |
| 283 | uint64_t num_tx_desc_error; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 284 | uint64_t num_tx_comp_cnt; |
| 285 | uint64_t num_tx_queued; |
| 286 | uint64_t num_tx_dequeued; |
| 287 | uint64_t num_max_pm_queue; |
| 288 | |
| 289 | uint64_t num_freeq_empty; |
| 290 | uint64_t num_pri_freeq_empty; |
| 291 | uint64_t num_rx_excep; |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 292 | uint64_t num_tx_fwd_ok; |
| 293 | uint64_t num_tx_fwd_err; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 294 | }; |
| 295 | |
| 296 | struct ipa_uc_stas_map { |
| 297 | bool is_reserved; |
| 298 | uint8_t sta_id; |
| 299 | }; |
| 300 | struct op_msg_type { |
| 301 | uint8_t msg_t; |
| 302 | uint8_t rsvd; |
| 303 | uint16_t op_code; |
| 304 | uint16_t len; |
| 305 | uint16_t rsvd_snd; |
| 306 | }; |
| 307 | |
| 308 | struct ipa_uc_fw_stats { |
| 309 | uint32_t tx_comp_ring_base; |
| 310 | uint32_t tx_comp_ring_size; |
| 311 | uint32_t tx_comp_ring_dbell_addr; |
| 312 | uint32_t tx_comp_ring_dbell_ind_val; |
| 313 | uint32_t tx_comp_ring_dbell_cached_val; |
| 314 | uint32_t tx_pkts_enqueued; |
| 315 | uint32_t tx_pkts_completed; |
| 316 | uint32_t tx_is_suspend; |
| 317 | uint32_t tx_reserved; |
| 318 | uint32_t rx_ind_ring_base; |
| 319 | uint32_t rx_ind_ring_size; |
| 320 | uint32_t rx_ind_ring_dbell_addr; |
| 321 | uint32_t rx_ind_ring_dbell_ind_val; |
| 322 | uint32_t rx_ind_ring_dbell_ind_cached_val; |
| 323 | uint32_t rx_ind_ring_rdidx_addr; |
| 324 | uint32_t rx_ind_ring_rd_idx_cached_val; |
| 325 | uint32_t rx_refill_idx; |
| 326 | uint32_t rx_num_pkts_indicated; |
| 327 | uint32_t rx_buf_refilled; |
| 328 | uint32_t rx_num_ind_drop_no_space; |
| 329 | uint32_t rx_num_ind_drop_no_buf; |
| 330 | uint32_t rx_is_suspend; |
| 331 | uint32_t rx_reserved; |
| 332 | }; |
| 333 | |
| 334 | struct ipa_uc_pending_event { |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 335 | qdf_list_node_t node; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 336 | hdd_adapter_t *adapter; |
| 337 | enum ipa_wlan_event type; |
| 338 | uint8_t sta_id; |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 339 | uint8_t mac_addr[QDF_MAC_ADDR_SIZE]; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 340 | }; |
| 341 | |
| 342 | /** |
| 343 | * struct uc_rm_work_struct |
| 344 | * @work: uC RM work |
| 345 | * @event: IPA RM event |
| 346 | */ |
| 347 | struct uc_rm_work_struct { |
| 348 | struct work_struct work; |
| 349 | enum ipa_rm_event event; |
| 350 | }; |
| 351 | |
| 352 | /** |
| 353 | * struct uc_op_work_struct |
| 354 | * @work: uC OP work |
| 355 | * @msg: OP message |
| 356 | */ |
| 357 | struct uc_op_work_struct { |
| 358 | struct work_struct work; |
| 359 | struct op_msg_type *msg; |
| 360 | }; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 361 | |
| 362 | /** |
| 363 | * struct uc_rt_debug_info |
| 364 | * @time: system time |
| 365 | * @ipa_excep_count: IPA exception packet count |
| 366 | * @rx_drop_count: IPA Rx drop packet count |
| 367 | * @net_sent_count: IPA Rx packet sent to network stack count |
| 368 | * @rx_discard_count: IPA Rx discard packet count |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 369 | * @tx_fwd_ok_count: IPA Tx forward success packet count |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 370 | * @tx_fwd_count: IPA Tx forward packet count |
| 371 | * @rx_destructor_call: IPA Rx packet destructor count |
| 372 | */ |
| 373 | struct uc_rt_debug_info { |
Deepthi Gowri | 6acee34 | 2016-10-28 15:00:38 +0530 | [diff] [blame] | 374 | uint64_t time; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 375 | uint64_t ipa_excep_count; |
| 376 | uint64_t rx_drop_count; |
| 377 | uint64_t net_sent_count; |
| 378 | uint64_t rx_discard_count; |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 379 | uint64_t tx_fwd_ok_count; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 380 | uint64_t tx_fwd_count; |
| 381 | uint64_t rx_destructor_call; |
| 382 | }; |
| 383 | |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 384 | #ifdef FEATURE_METERING |
| 385 | struct ipa_uc_sharing_stats { |
| 386 | uint64_t ipv4_rx_packets; |
| 387 | uint64_t ipv4_rx_bytes; |
| 388 | uint64_t ipv6_rx_packets; |
| 389 | uint64_t ipv6_rx_bytes; |
| 390 | uint64_t ipv4_tx_packets; |
| 391 | uint64_t ipv4_tx_bytes; |
| 392 | uint64_t ipv6_tx_packets; |
| 393 | uint64_t ipv6_tx_bytes; |
| 394 | }; |
| 395 | |
| 396 | struct ipa_uc_quota_rsp { |
| 397 | uint8_t success; |
| 398 | uint8_t reserved[3]; |
| 399 | uint32_t quota_lo; /* quota limit low bytes */ |
| 400 | uint32_t quota_hi; /* quota limit high bytes */ |
| 401 | }; |
| 402 | |
| 403 | struct ipa_uc_quota_ind { |
| 404 | uint64_t quota_bytes; /* quota limit in bytes */ |
| 405 | }; |
| 406 | #endif |
| 407 | |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 408 | /** |
| 409 | * struct hdd_ipa_tx_desc |
| 410 | * @link: link to list head |
| 411 | * @priv: pointer to priv list entry |
| 412 | * @id: Tx desc idex |
| 413 | * @ipa_tx_desc_ptr: pointer to IPA Tx descriptor |
| 414 | */ |
| 415 | struct hdd_ipa_tx_desc { |
| 416 | struct list_head link; |
| 417 | void *priv; |
| 418 | uint32_t id; |
| 419 | struct ipa_rx_data *ipa_tx_desc_ptr; |
| 420 | }; |
| 421 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 422 | struct hdd_ipa_priv { |
| 423 | struct hdd_ipa_sys_pipe sys_pipe[HDD_IPA_MAX_SYSBAM_PIPE]; |
| 424 | struct hdd_ipa_iface_context iface_context[HDD_IPA_MAX_IFACE]; |
| 425 | uint8_t num_iface; |
| 426 | enum hdd_ipa_rm_state rm_state; |
| 427 | /* |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 428 | * IPA driver can send RM notifications with IRQ disabled so using qdf |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 429 | * APIs as it is taken care gracefully. Without this, kernel would throw |
| 430 | * an warning if spin_lock_bh is used while IRQ is disabled |
| 431 | */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 432 | qdf_spinlock_t rm_lock; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 433 | struct uc_rm_work_struct uc_rm_work; |
| 434 | struct uc_op_work_struct uc_op_work[HDD_IPA_UC_OPCODE_MAX]; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 435 | qdf_wake_lock_t wake_lock; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 436 | struct delayed_work wake_lock_work; |
| 437 | bool wake_lock_released; |
| 438 | |
| 439 | enum ipa_client_type prod_client; |
| 440 | |
| 441 | atomic_t tx_ref_cnt; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 442 | qdf_nbuf_queue_t pm_queue_head; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 443 | struct work_struct pm_work; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 444 | qdf_spinlock_t pm_lock; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 445 | bool suspended; |
| 446 | |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 447 | qdf_spinlock_t q_lock; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 448 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 449 | struct list_head pend_desc_head; |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 450 | struct hdd_ipa_tx_desc *tx_desc_list; |
| 451 | struct list_head free_tx_desc_head; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 452 | |
| 453 | hdd_context_t *hdd_ctx; |
| 454 | |
| 455 | struct dentry *debugfs_dir; |
| 456 | struct hdd_ipa_stats stats; |
| 457 | |
| 458 | struct notifier_block ipv4_notifier; |
| 459 | uint32_t curr_prod_bw; |
| 460 | uint32_t curr_cons_bw; |
| 461 | |
| 462 | uint8_t activated_fw_pipe; |
| 463 | uint8_t sap_num_connected_sta; |
| 464 | uint8_t sta_connected; |
| 465 | uint32_t tx_pipe_handle; |
| 466 | uint32_t rx_pipe_handle; |
| 467 | bool resource_loading; |
| 468 | bool resource_unloading; |
| 469 | bool pending_cons_req; |
| 470 | struct ipa_uc_stas_map assoc_stas_map[WLAN_MAX_STA_COUNT]; |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 471 | qdf_list_t pending_event; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 472 | qdf_mutex_t event_lock; |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 473 | bool ipa_pipes_down; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 474 | uint32_t ipa_tx_packets_diff; |
| 475 | uint32_t ipa_rx_packets_diff; |
| 476 | uint32_t ipa_p_tx_packets; |
| 477 | uint32_t ipa_p_rx_packets; |
| 478 | uint32_t stat_req_reason; |
| 479 | uint64_t ipa_tx_forward; |
| 480 | uint64_t ipa_rx_discard; |
| 481 | uint64_t ipa_rx_net_send_count; |
| 482 | uint64_t ipa_rx_internel_drop_count; |
| 483 | uint64_t ipa_rx_destructor_count; |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 484 | qdf_mc_timer_t rt_debug_timer; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 485 | struct uc_rt_debug_info rt_bug_buffer[HDD_IPA_UC_RT_DEBUG_BUF_COUNT]; |
| 486 | unsigned int rt_buf_fill_index; |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 487 | struct ipa_wdi_in_params cons_pipe_in; |
| 488 | struct ipa_wdi_in_params prod_pipe_in; |
| 489 | bool uc_loaded; |
Manikandan Mohan | cd64c0b | 2017-03-08 13:00:24 -0800 | [diff] [blame] | 490 | bool wdi_enabled; |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 491 | qdf_mc_timer_t rt_debug_fill_timer; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 492 | qdf_mutex_t rt_debug_lock; |
| 493 | qdf_mutex_t ipa_lock; |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 494 | struct ol_txrx_ipa_resources ipa_resource; |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 495 | /* IPA UC doorbell registers paddr */ |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 496 | qdf_dma_addr_t tx_comp_doorbell_paddr; |
| 497 | qdf_dma_addr_t rx_ready_doorbell_paddr; |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 498 | uint8_t vdev_to_iface[CSR_ROAM_SESSION_MAX]; |
| 499 | bool vdev_offload_enabled[CSR_ROAM_SESSION_MAX]; |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 500 | #ifdef FEATURE_METERING |
| 501 | struct ipa_uc_sharing_stats ipa_sharing_stats; |
| 502 | struct ipa_uc_quota_rsp ipa_quota_rsp; |
| 503 | struct ipa_uc_quota_ind ipa_quota_ind; |
| 504 | struct completion ipa_uc_sharing_stats_comp; |
| 505 | struct completion ipa_uc_set_quota_comp; |
| 506 | #endif |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 507 | }; |
| 508 | |
Leo Chang | cc923e2 | 2016-06-16 15:29:03 -0700 | [diff] [blame] | 509 | #define HDD_IPA_WLAN_FRAG_HEADER sizeof(struct frag_header) |
| 510 | #define HDD_IPA_WLAN_IPA_HEADER sizeof(struct ipa_header) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 511 | #define HDD_IPA_WLAN_CLD_HDR_LEN sizeof(struct hdd_ipa_cld_hdr) |
| 512 | #define HDD_IPA_UC_WLAN_CLD_HDR_LEN 0 |
| 513 | #define HDD_IPA_WLAN_TX_HDR_LEN sizeof(struct hdd_ipa_tx_hdr) |
| 514 | #define HDD_IPA_UC_WLAN_TX_HDR_LEN sizeof(struct hdd_ipa_uc_tx_hdr) |
| 515 | #define HDD_IPA_WLAN_RX_HDR_LEN sizeof(struct hdd_ipa_rx_hdr) |
| 516 | #define HDD_IPA_UC_WLAN_RX_HDR_LEN sizeof(struct hdd_ipa_uc_rx_hdr) |
Leo Chang | cc923e2 | 2016-06-16 15:29:03 -0700 | [diff] [blame] | 517 | #define HDD_IPA_UC_WLAN_HDR_DES_MAC_OFFSET \ |
| 518 | (HDD_IPA_WLAN_FRAG_HEADER + HDD_IPA_WLAN_IPA_HEADER) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 519 | |
| 520 | #define HDD_IPA_GET_IFACE_ID(_data) \ |
| 521 | (((struct hdd_ipa_cld_hdr *) (_data))->iface_id) |
| 522 | |
| 523 | #define HDD_IPA_LOG(LVL, fmt, args ...) \ |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 524 | QDF_TRACE(QDF_MODULE_ID_HDD, LVL, \ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 525 | "%s:%d: "fmt, __func__, __LINE__, ## args) |
| 526 | |
Govind Singh | b6a8977 | 2016-08-12 11:23:35 +0530 | [diff] [blame] | 527 | #define HDD_IPA_DP_LOG(LVL, fmt, args...) \ |
| 528 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, LVL, \ |
| 529 | "%s:%d: "fmt, __func__, __LINE__, ## args) |
| 530 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 531 | #define HDD_IPA_DBG_DUMP(_lvl, _prefix, _buf, _len) \ |
| 532 | do { \ |
Yun Park | ec84530 | 2016-12-15 09:22:57 -0800 | [diff] [blame] | 533 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, _lvl, "%s:", _prefix); \ |
| 534 | QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_HDD_DATA, _lvl, _buf, _len); \ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 535 | } while (0) |
| 536 | |
| 537 | #define HDD_IPA_IS_CONFIG_ENABLED(_hdd_ctx, _mask) \ |
| 538 | (((_hdd_ctx)->config->IpaConfig & (_mask)) == (_mask)) |
| 539 | |
| 540 | #define HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa) \ |
| 541 | do { \ |
| 542 | hdd_ipa->ipa_rx_internel_drop_count++; \ |
| 543 | } while (0) |
| 544 | #define HDD_IPA_INCREASE_NET_SEND_COUNT(hdd_ipa) \ |
| 545 | do { \ |
| 546 | hdd_ipa->ipa_rx_net_send_count++; \ |
| 547 | } while (0) |
| 548 | #define HDD_BW_GET_DIFF(_x, _y) (unsigned long)((ULONG_MAX - (_y)) + (_x) + 1) |
| 549 | |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 550 | #if defined(QCA_WIFI_3_0) && defined(CONFIG_IPA3) |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 551 | #define HDD_IPA_WDI2_SET(pipe_in, ipa_ctxt) \ |
| 552 | do { \ |
| 553 | pipe_in.u.ul.rdy_ring_rp_va = \ |
| 554 | ipa_ctxt->ipa_resource.rx_proc_done_idx_vaddr; \ |
| 555 | pipe_in.u.ul.rdy_comp_ring_base_pa = \ |
| 556 | ipa_ctxt->ipa_resource.rx2_rdy_ring_base_paddr;\ |
| 557 | pipe_in.u.ul.rdy_comp_ring_size = \ |
| 558 | ipa_ctxt->ipa_resource.rx2_rdy_ring_size; \ |
| 559 | pipe_in.u.ul.rdy_comp_ring_wp_pa = \ |
| 560 | ipa_ctxt->ipa_resource.rx2_proc_done_idx_paddr; \ |
| 561 | pipe_in.u.ul.rdy_comp_ring_wp_va = \ |
| 562 | ipa_ctxt->ipa_resource.rx2_proc_done_idx_vaddr; \ |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 563 | } while (0) |
Leo Chang | 63d7361 | 2016-10-18 18:09:43 -0700 | [diff] [blame] | 564 | |
| 565 | #define HDD_IPA_CHECK_HW() ipa_uc_reg_rdyCB(NULL) |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 566 | #else |
| 567 | /* Do nothing */ |
| 568 | #define HDD_IPA_WDI2_SET(pipe_in, ipa_ctxt) |
Leo Chang | 63d7361 | 2016-10-18 18:09:43 -0700 | [diff] [blame] | 569 | #define HDD_IPA_CHECK_HW() 0 |
Leo Chang | 07b28f6 | 2016-05-11 12:29:22 -0700 | [diff] [blame] | 570 | #endif /* IPA3 */ |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 571 | |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 572 | #define HDD_IPA_DBG_DUMP_RX_LEN 32 |
| 573 | #define HDD_IPA_DBG_DUMP_TX_LEN 48 |
| 574 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 575 | static struct hdd_ipa_adapter_2_client { |
| 576 | enum ipa_client_type cons_client; |
| 577 | enum ipa_client_type prod_client; |
| 578 | } hdd_ipa_adapter_2_client[HDD_IPA_MAX_IFACE] = { |
| 579 | { |
| 580 | IPA_CLIENT_WLAN2_CONS, IPA_CLIENT_WLAN1_PROD |
| 581 | }, { |
| 582 | IPA_CLIENT_WLAN3_CONS, IPA_CLIENT_WLAN1_PROD |
| 583 | }, { |
| 584 | IPA_CLIENT_WLAN4_CONS, IPA_CLIENT_WLAN1_PROD |
| 585 | }, |
| 586 | }; |
| 587 | |
| 588 | /* For Tx pipes, use Ethernet-II Header format */ |
| 589 | struct hdd_ipa_uc_tx_hdr ipa_uc_tx_hdr = { |
| 590 | { |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 591 | 0x0000, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 592 | 0x00000000, |
| 593 | 0x00000000 |
| 594 | }, |
| 595 | { |
| 596 | 0x00000000 |
| 597 | }, |
| 598 | { |
| 599 | {0x00, 0x03, 0x7f, 0xaa, 0xbb, 0xcc}, |
| 600 | {0x00, 0x03, 0x7f, 0xdd, 0xee, 0xff}, |
| 601 | 0x0008 |
| 602 | } |
| 603 | }; |
| 604 | |
| 605 | /* For Tx pipes, use 802.3 Header format */ |
| 606 | static struct hdd_ipa_tx_hdr ipa_tx_hdr = { |
| 607 | { |
| 608 | {0xDE, 0xAD, 0xBE, 0xEF, 0xFF, 0xFF}, |
| 609 | {0xDE, 0xAD, 0xBE, 0xEF, 0xFF, 0xFF}, |
| 610 | 0x00 /* length can be zero */ |
| 611 | }, |
| 612 | { |
| 613 | /* LLC SNAP header 8 bytes */ |
| 614 | 0xaa, 0xaa, |
| 615 | {0x03, 0x00, 0x00, 0x00}, |
| 616 | 0x0008 /* type value(2 bytes) ,filled by wlan */ |
| 617 | /* 0x0800 - IPV4, 0x86dd - IPV6 */ |
| 618 | } |
| 619 | }; |
| 620 | |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 621 | #ifdef FEATURE_METERING |
| 622 | #define IPA_UC_SHARING_STATES_WAIT_TIME 500 |
| 623 | #define IPA_UC_SET_QUOTA_WAIT_TIME 500 |
| 624 | #endif |
| 625 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 626 | static struct hdd_ipa_priv *ghdd_ipa; |
| 627 | |
| 628 | /* Local Function Prototypes */ |
| 629 | static void hdd_ipa_i2w_cb(void *priv, enum ipa_dp_evt_type evt, |
| 630 | unsigned long data); |
| 631 | static void hdd_ipa_w2i_cb(void *priv, enum ipa_dp_evt_type evt, |
| 632 | unsigned long data); |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 633 | static void hdd_ipa_msg_free_fn(void *buff, uint32_t len, uint32_t type); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 634 | |
| 635 | static void hdd_ipa_cleanup_iface(struct hdd_ipa_iface_context *iface_context); |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 636 | static void hdd_ipa_uc_proc_pending_event(struct hdd_ipa_priv *hdd_ipa); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 637 | |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 638 | #if ((defined(QCA_WIFI_3_0) && defined(CONFIG_IPA3)) || \ |
| 639 | defined(IPA_CLIENT_IS_MHI_CONS)) |
| 640 | /** |
| 641 | * hdd_ipa_uc_get_db_paddr() - Get Doorbell physical address |
| 642 | * @db_paddr: Doorbell physical address should be given bu IPA |
| 643 | * @client: IPA client type |
| 644 | * |
| 645 | * Query doorbell physical address from IPA |
| 646 | * IPA will give physical address for TX COMP and RX READY |
| 647 | * |
| 648 | * Return: None |
| 649 | */ |
| 650 | static void hdd_ipa_uc_get_db_paddr(qdf_dma_addr_t *db_paddr, |
| 651 | enum ipa_client_type client) |
| 652 | { |
| 653 | struct ipa_wdi_db_params dbpa; |
| 654 | |
| 655 | dbpa.client = client; |
| 656 | ipa_uc_wdi_get_dbpa(&dbpa); |
| 657 | *db_paddr = dbpa.uc_door_bell_pa; |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 658 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s PROD DB get dbpa 0x%x", |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 659 | __func__, (unsigned int)dbpa.uc_door_bell_pa); |
| 660 | } |
| 661 | |
| 662 | /** |
| 663 | * hdd_ipa_uc_loaded_uc_cb() - IPA UC loaded event callback |
| 664 | * @priv_ctxt: hdd ipa local context |
| 665 | * |
| 666 | * Will be called by IPA context. |
| 667 | * It's atomic context, then should be scheduled to kworker thread |
| 668 | * |
| 669 | * Return: None |
| 670 | */ |
| 671 | static void hdd_ipa_uc_loaded_uc_cb(void *priv_ctxt) |
| 672 | { |
| 673 | struct hdd_ipa_priv *hdd_ipa; |
| 674 | struct op_msg_type *msg; |
| 675 | struct uc_op_work_struct *uc_op_work; |
| 676 | |
| 677 | if (priv_ctxt == NULL) { |
| 678 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Invalid IPA context"); |
| 679 | return; |
| 680 | } |
| 681 | |
| 682 | hdd_ipa = (struct hdd_ipa_priv *)priv_ctxt; |
| 683 | msg = (struct op_msg_type *)qdf_mem_malloc(sizeof(*msg)); |
| 684 | if (!msg) { |
| 685 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "op_msg allocation fails"); |
| 686 | return; |
| 687 | } |
| 688 | |
| 689 | msg->op_code = HDD_IPA_UC_OPCODE_UC_READY; |
| 690 | |
| 691 | uc_op_work = &hdd_ipa->uc_op_work[msg->op_code]; |
| 692 | |
| 693 | /* When the same uC OPCODE is already pended, just return */ |
| 694 | if (uc_op_work->msg) |
SaidiReddy Yenuga | 466b3ce | 2017-05-02 18:50:25 +0530 | [diff] [blame^] | 695 | goto done; |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 696 | |
| 697 | uc_op_work->msg = msg; |
| 698 | schedule_work(&uc_op_work->work); |
SaidiReddy Yenuga | 466b3ce | 2017-05-02 18:50:25 +0530 | [diff] [blame^] | 699 | |
| 700 | done: |
| 701 | qdf_mem_free(msg); |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 702 | } |
| 703 | |
| 704 | /** |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 705 | * hdd_ipa_uc_send_wdi_control_msg() - Set WDI control message |
| 706 | * @ctrl: WDI control value |
| 707 | * |
| 708 | * Send WLAN_WDI_ENABLE for ctrl = true and WLAN_WDI_DISABLE otherwise. |
| 709 | * |
| 710 | * Return: 0 on message send to ipa, -1 on failure |
| 711 | */ |
| 712 | static int hdd_ipa_uc_send_wdi_control_msg(bool ctrl) |
| 713 | { |
| 714 | struct ipa_msg_meta meta; |
| 715 | struct ipa_wlan_msg *ipa_msg; |
| 716 | int ret = 0; |
| 717 | |
| 718 | /* WDI enable message to IPA */ |
| 719 | meta.msg_len = sizeof(*ipa_msg); |
| 720 | ipa_msg = qdf_mem_malloc(meta.msg_len); |
| 721 | if (ipa_msg == NULL) { |
| 722 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 723 | "msg allocation failed"); |
| 724 | return -ENOMEM; |
| 725 | } |
| 726 | |
| 727 | if (ctrl == true) |
| 728 | meta.msg_type = WLAN_WDI_ENABLE; |
| 729 | else |
| 730 | meta.msg_type = WLAN_WDI_DISABLE; |
| 731 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 732 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 733 | "ipa_send_msg(Evt:%d)", meta.msg_type); |
| 734 | ret = ipa_send_msg(&meta, ipa_msg, hdd_ipa_msg_free_fn); |
| 735 | if (ret) { |
| 736 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 737 | "ipa_send_msg(Evt:%d)-fail=%d", |
| 738 | meta.msg_type, ret); |
| 739 | qdf_mem_free(ipa_msg); |
| 740 | } |
Manikandan Mohan | cd64c0b | 2017-03-08 13:00:24 -0800 | [diff] [blame] | 741 | return ret; |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 742 | } |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 743 | |
Manikandan Mohan | cd64c0b | 2017-03-08 13:00:24 -0800 | [diff] [blame] | 744 | /** |
| 745 | * hdd_ipa_uc_register_uc_ready() - Register UC ready callback function to IPA |
| 746 | * @hdd_ipa: HDD IPA local context |
| 747 | * |
| 748 | * Register IPA UC ready callback function to IPA kernel driver |
| 749 | * Even IPA UC loaded later than WLAN kernel driver, WLAN kernel driver will |
| 750 | * open WDI pipe after WLAN driver loading finished |
| 751 | * |
| 752 | * Return: 0 Success |
| 753 | * -EPERM Registration fail |
| 754 | */ |
| 755 | static int hdd_ipa_uc_register_uc_ready(struct hdd_ipa_priv *hdd_ipa) |
| 756 | { |
| 757 | struct ipa_wdi_uc_ready_params uc_ready_param; |
| 758 | int ret = 0; |
| 759 | |
| 760 | hdd_ipa->uc_loaded = false; |
| 761 | uc_ready_param.priv = (void *)hdd_ipa; |
| 762 | uc_ready_param.notify = hdd_ipa_uc_loaded_uc_cb; |
| 763 | if (ipa_uc_reg_rdyCB(&uc_ready_param)) { |
| 764 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 765 | "UC Ready CB register fail"); |
| 766 | return -EPERM; |
| 767 | } |
| 768 | if (true == uc_ready_param.is_uC_ready) { |
Srinivas Girigowda | 2b5d47c | 2017-03-29 00:28:46 -0700 | [diff] [blame] | 769 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "UC Ready"); |
Manikandan Mohan | cd64c0b | 2017-03-08 13:00:24 -0800 | [diff] [blame] | 770 | hdd_ipa->uc_loaded = true; |
| 771 | } else { |
| 772 | ret = hdd_ipa_uc_send_wdi_control_msg(false); |
| 773 | } |
| 774 | |
| 775 | return ret; |
| 776 | } |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 777 | #else |
| 778 | static void hdd_ipa_uc_get_db_paddr(qdf_dma_addr_t *db_paddr, |
| 779 | enum ipa_client_type client) |
| 780 | { |
| 781 | /* Do nothing */ |
| 782 | } |
| 783 | |
| 784 | static int hdd_ipa_uc_register_uc_ready(struct hdd_ipa_priv *hdd_ipa) |
| 785 | { |
| 786 | hdd_ipa->uc_loaded = true; |
| 787 | return 0; |
| 788 | } |
| 789 | |
| 790 | static int hdd_ipa_uc_send_wdi_control_msg(bool ctrl) |
| 791 | { |
| 792 | return 0; |
| 793 | } |
| 794 | #endif |
| 795 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 796 | /** |
| 797 | * hdd_ipa_is_enabled() - Is IPA enabled? |
| 798 | * @hdd_ctx: Global HDD context |
| 799 | * |
| 800 | * Return: true if IPA is enabled, false otherwise |
| 801 | */ |
| 802 | bool hdd_ipa_is_enabled(hdd_context_t *hdd_ctx) |
| 803 | { |
| 804 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_ENABLE_MASK); |
| 805 | } |
| 806 | |
| 807 | /** |
| 808 | * hdd_ipa_uc_is_enabled() - Is IPA uC offload enabled? |
| 809 | * @hdd_ctx: Global HDD context |
| 810 | * |
| 811 | * Return: true if IPA uC offload is enabled, false otherwise |
| 812 | */ |
| 813 | bool hdd_ipa_uc_is_enabled(hdd_context_t *hdd_ctx) |
| 814 | { |
| 815 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_UC_ENABLE_MASK); |
| 816 | } |
| 817 | |
| 818 | /** |
| 819 | * hdd_ipa_uc_sta_is_enabled() - Is STA mode IPA uC offload enabled? |
| 820 | * @hdd_ctx: Global HDD context |
| 821 | * |
| 822 | * Return: true if STA mode IPA uC offload is enabled, false otherwise |
| 823 | */ |
| 824 | static inline bool hdd_ipa_uc_sta_is_enabled(hdd_context_t *hdd_ctx) |
| 825 | { |
| 826 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_UC_STA_ENABLE_MASK); |
| 827 | } |
| 828 | |
| 829 | /** |
Guolei Bian | ca144d8 | 2016-11-10 11:07:42 +0800 | [diff] [blame] | 830 | * hdd_ipa_uc_sta_reset_sta_connected() - Reset sta_connected flag |
| 831 | * @hdd_ipa: Global HDD IPA context |
| 832 | * |
| 833 | * Return: None |
| 834 | */ |
Guolei Bian | ca144d8 | 2016-11-10 11:07:42 +0800 | [diff] [blame] | 835 | static inline void hdd_ipa_uc_sta_reset_sta_connected( |
| 836 | struct hdd_ipa_priv *hdd_ipa) |
| 837 | { |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 838 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Guolei Bian | ca144d8 | 2016-11-10 11:07:42 +0800 | [diff] [blame] | 839 | hdd_ipa->sta_connected = 0; |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 840 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Guolei Bian | ca144d8 | 2016-11-10 11:07:42 +0800 | [diff] [blame] | 841 | } |
Guolei Bian | ca144d8 | 2016-11-10 11:07:42 +0800 | [diff] [blame] | 842 | |
| 843 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 844 | * hdd_ipa_is_pre_filter_enabled() - Is IPA pre-filter enabled? |
| 845 | * @hdd_ipa: Global HDD IPA context |
| 846 | * |
| 847 | * Return: true if pre-filter is enabled, otherwise false |
| 848 | */ |
| 849 | static inline bool hdd_ipa_is_pre_filter_enabled(hdd_context_t *hdd_ctx) |
| 850 | { |
| 851 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, |
| 852 | HDD_IPA_PRE_FILTER_ENABLE_MASK); |
| 853 | } |
| 854 | |
| 855 | /** |
| 856 | * hdd_ipa_is_ipv6_enabled() - Is IPA IPv6 enabled? |
| 857 | * @hdd_ipa: Global HDD IPA context |
| 858 | * |
| 859 | * Return: true if IPv6 is enabled, otherwise false |
| 860 | */ |
| 861 | static inline bool hdd_ipa_is_ipv6_enabled(hdd_context_t *hdd_ctx) |
| 862 | { |
| 863 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_IPV6_ENABLE_MASK); |
| 864 | } |
| 865 | |
| 866 | /** |
| 867 | * hdd_ipa_is_rm_enabled() - Is IPA resource manager enabled? |
| 868 | * @hdd_ipa: Global HDD IPA context |
| 869 | * |
| 870 | * Return: true if resource manager is enabled, otherwise false |
| 871 | */ |
| 872 | static inline bool hdd_ipa_is_rm_enabled(hdd_context_t *hdd_ctx) |
| 873 | { |
| 874 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_RM_ENABLE_MASK); |
| 875 | } |
| 876 | |
| 877 | /** |
| 878 | * hdd_ipa_is_rt_debugging_enabled() - Is IPA real-time debug enabled? |
| 879 | * @hdd_ipa: Global HDD IPA context |
| 880 | * |
| 881 | * Return: true if resource manager is enabled, otherwise false |
| 882 | */ |
| 883 | static inline bool hdd_ipa_is_rt_debugging_enabled(hdd_context_t *hdd_ctx) |
| 884 | { |
| 885 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_REAL_TIME_DEBUGGING); |
| 886 | } |
| 887 | |
| 888 | /** |
| 889 | * hdd_ipa_is_clk_scaling_enabled() - Is IPA clock scaling enabled? |
| 890 | * @hdd_ipa: Global HDD IPA context |
| 891 | * |
| 892 | * Return: true if clock scaling is enabled, otherwise false |
| 893 | */ |
| 894 | static inline bool hdd_ipa_is_clk_scaling_enabled(hdd_context_t *hdd_ctx) |
| 895 | { |
| 896 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, |
| 897 | HDD_IPA_CLK_SCALING_ENABLE_MASK | |
| 898 | HDD_IPA_RM_ENABLE_MASK); |
| 899 | } |
| 900 | |
| 901 | /** |
| 902 | * hdd_ipa_uc_rt_debug_host_fill - fill rt debug buffer |
| 903 | * @ctext: pointer to hdd context. |
| 904 | * |
| 905 | * If rt debug enabled, periodically called, and fill debug buffer |
| 906 | * |
| 907 | * Return: none |
| 908 | */ |
| 909 | static void hdd_ipa_uc_rt_debug_host_fill(void *ctext) |
| 910 | { |
| 911 | hdd_context_t *hdd_ctx = (hdd_context_t *)ctext; |
| 912 | struct hdd_ipa_priv *hdd_ipa; |
| 913 | struct uc_rt_debug_info *dump_info = NULL; |
| 914 | |
| 915 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 916 | return; |
| 917 | |
| 918 | if (!hdd_ctx->hdd_ipa || !hdd_ipa_uc_is_enabled(hdd_ctx)) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 919 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 920 | "%s: IPA UC is not enabled", __func__); |
| 921 | return; |
| 922 | } |
| 923 | |
| 924 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 925 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 926 | qdf_mutex_acquire(&hdd_ipa->rt_debug_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 927 | dump_info = &hdd_ipa->rt_bug_buffer[ |
| 928 | hdd_ipa->rt_buf_fill_index % HDD_IPA_UC_RT_DEBUG_BUF_COUNT]; |
| 929 | |
Deepthi Gowri | 6acee34 | 2016-10-28 15:00:38 +0530 | [diff] [blame] | 930 | dump_info->time = (uint64_t)qdf_mc_timer_get_system_time(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 931 | dump_info->ipa_excep_count = hdd_ipa->stats.num_rx_excep; |
| 932 | dump_info->rx_drop_count = hdd_ipa->ipa_rx_internel_drop_count; |
| 933 | dump_info->net_sent_count = hdd_ipa->ipa_rx_net_send_count; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 934 | dump_info->tx_fwd_count = hdd_ipa->ipa_tx_forward; |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 935 | dump_info->tx_fwd_ok_count = hdd_ipa->stats.num_tx_fwd_ok; |
| 936 | dump_info->rx_discard_count = hdd_ipa->ipa_rx_discard; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 937 | dump_info->rx_destructor_call = hdd_ipa->ipa_rx_destructor_count; |
| 938 | hdd_ipa->rt_buf_fill_index++; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 939 | qdf_mutex_release(&hdd_ipa->rt_debug_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 940 | |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 941 | qdf_mc_timer_start(&hdd_ipa->rt_debug_fill_timer, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 942 | HDD_IPA_UC_RT_DEBUG_FILL_INTERVAL); |
| 943 | } |
| 944 | |
| 945 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 946 | * __hdd_ipa_uc_rt_debug_host_dump - dump rt debug buffer |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 947 | * @hdd_ctx: pointer to hdd context. |
| 948 | * |
| 949 | * If rt debug enabled, dump debug buffer contents based on requirement |
| 950 | * |
| 951 | * Return: none |
| 952 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 953 | static void __hdd_ipa_uc_rt_debug_host_dump(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 954 | { |
| 955 | struct hdd_ipa_priv *hdd_ipa; |
| 956 | unsigned int dump_count; |
| 957 | unsigned int dump_index; |
| 958 | struct uc_rt_debug_info *dump_info = NULL; |
| 959 | |
| 960 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 961 | return; |
| 962 | |
| 963 | hdd_ipa = hdd_ctx->hdd_ipa; |
| 964 | if (!hdd_ipa || !hdd_ipa_uc_is_enabled(hdd_ctx)) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 965 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 966 | "%s: IPA UC is not enabled", __func__); |
| 967 | return; |
| 968 | } |
| 969 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 970 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 971 | "========= WLAN-IPA DEBUG BUF DUMP ==========\n"); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 972 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 973 | " TM : EXEP : DROP : NETS : FWOK : TXFD : DSTR : DSCD\n"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 974 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 975 | qdf_mutex_acquire(&hdd_ipa->rt_debug_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 976 | for (dump_count = 0; |
| 977 | dump_count < HDD_IPA_UC_RT_DEBUG_BUF_COUNT; |
| 978 | dump_count++) { |
| 979 | dump_index = (hdd_ipa->rt_buf_fill_index + dump_count) % |
| 980 | HDD_IPA_UC_RT_DEBUG_BUF_COUNT; |
| 981 | dump_info = &hdd_ipa->rt_bug_buffer[dump_index]; |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 982 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Deepthi Gowri | 6acee34 | 2016-10-28 15:00:38 +0530 | [diff] [blame] | 983 | "%12llu:%10llu:%10llu:%10llu:%10llu:%10llu:%10llu:%10llu\n", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 984 | dump_info->time, dump_info->ipa_excep_count, |
| 985 | dump_info->rx_drop_count, dump_info->net_sent_count, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 986 | dump_info->tx_fwd_ok_count, dump_info->tx_fwd_count, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 987 | dump_info->rx_destructor_call, |
| 988 | dump_info->rx_discard_count); |
| 989 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 990 | qdf_mutex_release(&hdd_ipa->rt_debug_lock); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 991 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 992 | "======= WLAN-IPA DEBUG BUF DUMP END ========\n"); |
| 993 | } |
| 994 | |
| 995 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 996 | * hdd_ipa_uc_rt_debug_host_dump - SSR wrapper for |
| 997 | * __hdd_ipa_uc_rt_debug_host_dump |
| 998 | * @hdd_ctx: pointer to hdd context. |
| 999 | * |
| 1000 | * If rt debug enabled, dump debug buffer contents based on requirement |
| 1001 | * |
| 1002 | * Return: none |
| 1003 | */ |
| 1004 | void hdd_ipa_uc_rt_debug_host_dump(hdd_context_t *hdd_ctx) |
| 1005 | { |
| 1006 | cds_ssr_protect(__func__); |
| 1007 | __hdd_ipa_uc_rt_debug_host_dump(hdd_ctx); |
| 1008 | cds_ssr_unprotect(__func__); |
| 1009 | } |
| 1010 | |
| 1011 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1012 | * hdd_ipa_uc_rt_debug_handler - periodic memory health monitor handler |
| 1013 | * @ctext: pointer to hdd context. |
| 1014 | * |
| 1015 | * periodically called by timer expire |
| 1016 | * will try to alloc dummy memory and detect out of memory condition |
| 1017 | * if out of memory detected, dump wlan-ipa stats |
| 1018 | * |
| 1019 | * Return: none |
| 1020 | */ |
| 1021 | static void hdd_ipa_uc_rt_debug_handler(void *ctext) |
| 1022 | { |
| 1023 | hdd_context_t *hdd_ctx = (hdd_context_t *)ctext; |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1024 | struct hdd_ipa_priv *hdd_ipa; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1025 | void *dummy_ptr = NULL; |
| 1026 | |
| 1027 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 1028 | return; |
| 1029 | |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1030 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 1031 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1032 | if (!hdd_ipa_is_rt_debugging_enabled(hdd_ctx)) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1033 | hdd_debug("IPA RT debug is not enabled"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1034 | return; |
| 1035 | } |
| 1036 | |
| 1037 | /* Allocate dummy buffer periodically and free immediately. this will |
| 1038 | * proactively detect OOM and if allocation fails dump ipa stats |
| 1039 | */ |
| 1040 | dummy_ptr = kmalloc(HDD_IPA_UC_DEBUG_DUMMY_MEM_SIZE, |
| 1041 | GFP_KERNEL | GFP_ATOMIC); |
| 1042 | if (!dummy_ptr) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1043 | hdd_ipa_uc_rt_debug_host_dump(hdd_ctx); |
| 1044 | hdd_ipa_uc_stat_request( |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 1045 | hdd_get_adapter(hdd_ctx, QDF_SAP_MODE), |
| 1046 | HDD_IPA_UC_STAT_REASON_DEBUG); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1047 | } else { |
| 1048 | kfree(dummy_ptr); |
| 1049 | } |
| 1050 | |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 1051 | qdf_mc_timer_start(&hdd_ipa->rt_debug_timer, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1052 | HDD_IPA_UC_RT_DEBUG_PERIOD); |
| 1053 | } |
| 1054 | |
| 1055 | /** |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1056 | * hdd_ipa_uc_rt_debug_destructor() - called by data packet free |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1057 | * @skb: packet pinter |
| 1058 | * |
| 1059 | * when free data packet, will be invoked by wlan client and will increase |
| 1060 | * free counter |
| 1061 | * |
| 1062 | * Return: none |
| 1063 | */ |
Jeff Johnson | d772063 | 2016-10-05 16:04:32 -0700 | [diff] [blame] | 1064 | static void hdd_ipa_uc_rt_debug_destructor(struct sk_buff *skb) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1065 | { |
| 1066 | if (!ghdd_ipa) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1067 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1068 | "%s: invalid hdd context", __func__); |
| 1069 | return; |
| 1070 | } |
| 1071 | |
| 1072 | ghdd_ipa->ipa_rx_destructor_count++; |
| 1073 | } |
| 1074 | |
| 1075 | /** |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1076 | * hdd_ipa_uc_rt_debug_deinit() - remove resources to handle rt debugging |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1077 | * @hdd_ctx: hdd main context |
| 1078 | * |
| 1079 | * free all rt debugging resources |
| 1080 | * |
| 1081 | * Return: none |
| 1082 | */ |
| 1083 | static void hdd_ipa_uc_rt_debug_deinit(hdd_context_t *hdd_ctx) |
| 1084 | { |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1085 | struct hdd_ipa_priv *hdd_ipa; |
| 1086 | |
| 1087 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 1088 | return; |
| 1089 | |
| 1090 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1091 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1092 | qdf_mutex_destroy(&hdd_ipa->rt_debug_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1093 | |
| 1094 | if (!hdd_ipa_is_rt_debugging_enabled(hdd_ctx)) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1095 | hdd_debug("IPA RT debug is not enabled"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1096 | return; |
| 1097 | } |
| 1098 | |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 1099 | if (QDF_TIMER_STATE_STOPPED != |
Prakash Dhavali | 169de30 | 2016-11-30 12:52:49 -0800 | [diff] [blame] | 1100 | qdf_mc_timer_get_current_state(&hdd_ipa->rt_debug_fill_timer)) { |
| 1101 | qdf_mc_timer_stop(&hdd_ipa->rt_debug_fill_timer); |
| 1102 | } |
| 1103 | qdf_mc_timer_destroy(&hdd_ipa->rt_debug_fill_timer); |
| 1104 | |
| 1105 | if (QDF_TIMER_STATE_STOPPED != |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 1106 | qdf_mc_timer_get_current_state(&hdd_ipa->rt_debug_timer)) { |
| 1107 | qdf_mc_timer_stop(&hdd_ipa->rt_debug_timer); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1108 | } |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 1109 | qdf_mc_timer_destroy(&hdd_ipa->rt_debug_timer); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1110 | } |
| 1111 | |
| 1112 | /** |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1113 | * hdd_ipa_uc_rt_debug_init() - intialize resources to handle rt debugging |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1114 | * @hdd_ctx: hdd main context |
| 1115 | * |
| 1116 | * alloc and initialize all rt debugging resources |
| 1117 | * |
| 1118 | * Return: none |
| 1119 | */ |
| 1120 | static void hdd_ipa_uc_rt_debug_init(hdd_context_t *hdd_ctx) |
| 1121 | { |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1122 | struct hdd_ipa_priv *hdd_ipa; |
| 1123 | |
| 1124 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 1125 | return; |
| 1126 | |
| 1127 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1128 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1129 | qdf_mutex_create(&hdd_ipa->rt_debug_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1130 | hdd_ipa->rt_buf_fill_index = 0; |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1131 | qdf_mem_zero(hdd_ipa->rt_bug_buffer, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1132 | sizeof(struct uc_rt_debug_info) * |
| 1133 | HDD_IPA_UC_RT_DEBUG_BUF_COUNT); |
| 1134 | hdd_ipa->ipa_tx_forward = 0; |
| 1135 | hdd_ipa->ipa_rx_discard = 0; |
| 1136 | hdd_ipa->ipa_rx_net_send_count = 0; |
| 1137 | hdd_ipa->ipa_rx_internel_drop_count = 0; |
| 1138 | hdd_ipa->ipa_rx_destructor_count = 0; |
| 1139 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1140 | /* Reatime debug enable on feature enable */ |
| 1141 | if (!hdd_ipa_is_rt_debugging_enabled(hdd_ctx)) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1142 | hdd_debug("IPA RT debug is not enabled"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1143 | return; |
| 1144 | } |
Yun Park | dfc1da5 | 2016-11-15 14:50:11 -0800 | [diff] [blame] | 1145 | |
| 1146 | qdf_mc_timer_init(&hdd_ipa->rt_debug_fill_timer, QDF_TIMER_TYPE_SW, |
| 1147 | hdd_ipa_uc_rt_debug_host_fill, (void *)hdd_ctx); |
| 1148 | qdf_mc_timer_start(&hdd_ipa->rt_debug_fill_timer, |
| 1149 | HDD_IPA_UC_RT_DEBUG_FILL_INTERVAL); |
| 1150 | |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 1151 | qdf_mc_timer_init(&hdd_ipa->rt_debug_timer, QDF_TIMER_TYPE_SW, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1152 | hdd_ipa_uc_rt_debug_handler, (void *)hdd_ctx); |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 1153 | qdf_mc_timer_start(&hdd_ipa->rt_debug_timer, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1154 | HDD_IPA_UC_RT_DEBUG_PERIOD); |
| 1155 | |
| 1156 | } |
| 1157 | |
| 1158 | /** |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1159 | * hdd_ipa_dump_hdd_ipa() - dump entries in HDD IPA struct |
| 1160 | * @hdd_ipa: HDD IPA struct |
| 1161 | * |
| 1162 | * Dump entries in struct hdd_ipa |
| 1163 | * |
| 1164 | * Return: none |
| 1165 | */ |
| 1166 | static void hdd_ipa_dump_hdd_ipa(struct hdd_ipa_priv *hdd_ipa) |
| 1167 | { |
| 1168 | int i; |
| 1169 | |
| 1170 | /* HDD IPA */ |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1171 | hdd_info("==== HDD IPA ====\n" |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1172 | "num_iface: %d\n" |
| 1173 | "rm_state: %d\n" |
| 1174 | "rm_lock: %p\n" |
| 1175 | "uc_rm_work: %p\n" |
| 1176 | "uc_op_work: %p\n" |
| 1177 | "wake_lock: %p\n" |
| 1178 | "wake_lock_work: %p\n" |
| 1179 | "wake_lock_released: %d\n" |
| 1180 | "prod_client: %d\n" |
| 1181 | "tx_ref_cnt: %d\n" |
| 1182 | "pm_queue_head----\n" |
| 1183 | "\thead: %p\n" |
| 1184 | "\ttail: %p\n" |
| 1185 | "\tqlen: %d\n" |
| 1186 | "pm_work: %p\n" |
| 1187 | "pm_lock: %p\n" |
| 1188 | "suspended: %d\n", |
| 1189 | hdd_ipa->num_iface, |
| 1190 | hdd_ipa->rm_state, |
| 1191 | &hdd_ipa->rm_lock, |
| 1192 | &hdd_ipa->uc_rm_work, |
| 1193 | &hdd_ipa->uc_op_work, |
| 1194 | &hdd_ipa->wake_lock, |
| 1195 | &hdd_ipa->wake_lock_work, |
| 1196 | hdd_ipa->wake_lock_released, |
| 1197 | hdd_ipa->prod_client, |
| 1198 | hdd_ipa->tx_ref_cnt.counter, |
| 1199 | hdd_ipa->pm_queue_head.head, |
| 1200 | hdd_ipa->pm_queue_head.tail, |
| 1201 | hdd_ipa->pm_queue_head.qlen, |
| 1202 | &hdd_ipa->pm_work, |
| 1203 | &hdd_ipa->pm_lock, |
| 1204 | hdd_ipa->suspended); |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 1205 | hdd_err("\nq_lock: %p\n" |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1206 | "pend_desc_head----\n" |
| 1207 | "\tnext: %p\n" |
| 1208 | "\tprev: %p\n" |
| 1209 | "hdd_ctx: %p\n" |
| 1210 | "debugfs_dir: %p\n" |
| 1211 | "stats: %p\n" |
| 1212 | "ipv4_notifier: %p\n" |
| 1213 | "curr_prod_bw: %d\n" |
| 1214 | "curr_cons_bw: %d\n" |
| 1215 | "activated_fw_pipe: %d\n" |
| 1216 | "sap_num_connected_sta: %d\n" |
| 1217 | "sta_connected: %d\n", |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1218 | &hdd_ipa->q_lock, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1219 | hdd_ipa->pend_desc_head.next, |
| 1220 | hdd_ipa->pend_desc_head.prev, |
| 1221 | hdd_ipa->hdd_ctx, |
| 1222 | hdd_ipa->debugfs_dir, |
| 1223 | &hdd_ipa->stats, |
| 1224 | &hdd_ipa->ipv4_notifier, |
| 1225 | hdd_ipa->curr_prod_bw, |
| 1226 | hdd_ipa->curr_cons_bw, |
| 1227 | hdd_ipa->activated_fw_pipe, |
| 1228 | hdd_ipa->sap_num_connected_sta, |
| 1229 | (unsigned int)hdd_ipa->sta_connected |
| 1230 | ); |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1231 | hdd_info("\ntx_pipe_handle: 0x%x\n" |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1232 | "rx_pipe_handle: 0x%x\n" |
| 1233 | "resource_loading: %d\n" |
| 1234 | "resource_unloading: %d\n" |
| 1235 | "pending_cons_req: %d\n" |
| 1236 | "pending_event----\n" |
| 1237 | "\tanchor.next: %p\n" |
| 1238 | "\tanchor.prev: %p\n" |
| 1239 | "\tcount: %d\n" |
| 1240 | "\tmax_size: %d\n" |
| 1241 | "event_lock: %p\n" |
| 1242 | "ipa_tx_packets_diff: %d\n" |
| 1243 | "ipa_rx_packets_diff: %d\n" |
| 1244 | "ipa_p_tx_packets: %d\n" |
| 1245 | "ipa_p_rx_packets: %d\n" |
| 1246 | "stat_req_reason: %d\n", |
| 1247 | hdd_ipa->tx_pipe_handle, |
| 1248 | hdd_ipa->rx_pipe_handle, |
| 1249 | hdd_ipa->resource_loading, |
| 1250 | hdd_ipa->resource_unloading, |
| 1251 | hdd_ipa->pending_cons_req, |
| 1252 | hdd_ipa->pending_event.anchor.next, |
| 1253 | hdd_ipa->pending_event.anchor.prev, |
| 1254 | hdd_ipa->pending_event.count, |
| 1255 | hdd_ipa->pending_event.max_size, |
| 1256 | &hdd_ipa->event_lock, |
| 1257 | hdd_ipa->ipa_tx_packets_diff, |
| 1258 | hdd_ipa->ipa_rx_packets_diff, |
| 1259 | hdd_ipa->ipa_p_tx_packets, |
| 1260 | hdd_ipa->ipa_p_rx_packets, |
| 1261 | hdd_ipa->stat_req_reason); |
| 1262 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1263 | hdd_info("assoc_stas_map([id]is_reserved/sta_id): "); |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1264 | for (i = 0; i < WLAN_MAX_STA_COUNT; i++) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1265 | hdd_info(" [%d]%d/%d", i, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1266 | hdd_ipa->assoc_stas_map[i].is_reserved, |
| 1267 | hdd_ipa->assoc_stas_map[i].sta_id); |
| 1268 | } |
| 1269 | } |
| 1270 | |
| 1271 | /** |
| 1272 | * hdd_ipa_dump_sys_pipe() - dump HDD IPA SYS Pipe struct |
| 1273 | * @hdd_ipa: HDD IPA struct |
| 1274 | * |
| 1275 | * Dump entire struct hdd_ipa_sys_pipe |
| 1276 | * |
| 1277 | * Return: none |
| 1278 | */ |
| 1279 | static void hdd_ipa_dump_sys_pipe(struct hdd_ipa_priv *hdd_ipa) |
| 1280 | { |
| 1281 | int i; |
| 1282 | |
| 1283 | /* IPA SYS Pipes */ |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1284 | hdd_info("==== IPA SYS Pipes ====\n"); |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1285 | |
| 1286 | for (i = 0; i < HDD_IPA_MAX_SYSBAM_PIPE; i++) { |
| 1287 | struct hdd_ipa_sys_pipe *sys_pipe; |
| 1288 | struct ipa_sys_connect_params *ipa_sys_params; |
| 1289 | |
| 1290 | sys_pipe = &hdd_ipa->sys_pipe[i]; |
| 1291 | ipa_sys_params = &sys_pipe->ipa_sys_params; |
| 1292 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1293 | hdd_info("sys_pipe[%d]----\n" |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1294 | "\tconn_hdl: 0x%x\n" |
| 1295 | "\tconn_hdl_valid: %d\n" |
| 1296 | "\tnat_en: %d\n" |
| 1297 | "\thdr_len %d\n" |
| 1298 | "\thdr_additional_const_len: %d\n" |
| 1299 | "\thdr_ofst_pkt_size_valid: %d\n" |
| 1300 | "\thdr_ofst_pkt_size: %d\n" |
| 1301 | "\thdr_little_endian: %d\n" |
| 1302 | "\tmode: %d\n" |
| 1303 | "\tclient: %d\n" |
| 1304 | "\tdesc_fifo_sz: %d\n" |
| 1305 | "\tpriv: %p\n" |
| 1306 | "\tnotify: %p\n" |
| 1307 | "\tskip_ep_cfg: %d\n" |
| 1308 | "\tkeep_ipa_awake: %d\n", |
| 1309 | i, |
| 1310 | sys_pipe->conn_hdl, |
| 1311 | sys_pipe->conn_hdl_valid, |
| 1312 | ipa_sys_params->ipa_ep_cfg.nat.nat_en, |
| 1313 | ipa_sys_params->ipa_ep_cfg.hdr.hdr_len, |
| 1314 | ipa_sys_params->ipa_ep_cfg.hdr.hdr_additional_const_len, |
| 1315 | ipa_sys_params->ipa_ep_cfg.hdr.hdr_ofst_pkt_size_valid, |
| 1316 | ipa_sys_params->ipa_ep_cfg.hdr.hdr_ofst_pkt_size, |
| 1317 | ipa_sys_params->ipa_ep_cfg.hdr_ext.hdr_little_endian, |
| 1318 | ipa_sys_params->ipa_ep_cfg.mode.mode, |
| 1319 | ipa_sys_params->client, |
| 1320 | ipa_sys_params->desc_fifo_sz, |
| 1321 | ipa_sys_params->priv, |
| 1322 | ipa_sys_params->notify, |
| 1323 | ipa_sys_params->skip_ep_cfg, |
| 1324 | ipa_sys_params->keep_ipa_awake); |
| 1325 | } |
| 1326 | } |
| 1327 | |
| 1328 | /** |
| 1329 | * hdd_ipa_dump_iface_context() - dump HDD IPA Interface Context struct |
| 1330 | * @hdd_ipa: HDD IPA struct |
| 1331 | * |
| 1332 | * Dump entire struct hdd_ipa_iface_context |
| 1333 | * |
| 1334 | * Return: none |
| 1335 | */ |
| 1336 | static void hdd_ipa_dump_iface_context(struct hdd_ipa_priv *hdd_ipa) |
| 1337 | { |
| 1338 | int i; |
| 1339 | |
| 1340 | /* IPA Interface Contexts */ |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1341 | hdd_info("==== IPA Interface Contexts ====\n"); |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1342 | |
| 1343 | for (i = 0; i < HDD_IPA_MAX_IFACE; i++) { |
| 1344 | struct hdd_ipa_iface_context *iface_context; |
| 1345 | |
| 1346 | iface_context = &hdd_ipa->iface_context[i]; |
| 1347 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1348 | hdd_info("iface_context[%d]----\n" |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1349 | "\thdd_ipa: %p\n" |
| 1350 | "\tadapter: %p\n" |
| 1351 | "\ttl_context: %p\n" |
| 1352 | "\tcons_client: %d\n" |
| 1353 | "\tprod_client: %d\n" |
| 1354 | "\tiface_id: %d\n" |
| 1355 | "\tsta_id: %d\n" |
| 1356 | "\tinterface_lock: %p\n" |
| 1357 | "\tifa_address: 0x%x\n", |
| 1358 | i, |
| 1359 | iface_context->hdd_ipa, |
| 1360 | iface_context->adapter, |
| 1361 | iface_context->tl_context, |
| 1362 | iface_context->cons_client, |
| 1363 | iface_context->prod_client, |
| 1364 | iface_context->iface_id, |
| 1365 | iface_context->sta_id, |
| 1366 | &iface_context->interface_lock, |
| 1367 | iface_context->ifa_address); |
| 1368 | } |
| 1369 | } |
| 1370 | |
| 1371 | /** |
| 1372 | * hdd_ipa_dump_info() - dump HDD IPA struct |
| 1373 | * @pHddCtx: hdd main context |
| 1374 | * |
| 1375 | * Dump entire struct hdd_ipa |
| 1376 | * |
| 1377 | * Return: none |
| 1378 | */ |
| 1379 | void hdd_ipa_dump_info(hdd_context_t *hdd_ctx) |
| 1380 | { |
| 1381 | struct hdd_ipa_priv *hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 1382 | |
| 1383 | hdd_ipa_dump_hdd_ipa(hdd_ipa); |
| 1384 | hdd_ipa_dump_sys_pipe(hdd_ipa); |
| 1385 | hdd_ipa_dump_iface_context(hdd_ipa); |
| 1386 | } |
| 1387 | |
| 1388 | /** |
Tushnim Bhattacharyya | 9e81b4c | 2017-02-15 17:11:14 -0800 | [diff] [blame] | 1389 | * hdd_ipa_set_tx_flow_info() - To set TX flow info if IPA is |
| 1390 | * enabled |
| 1391 | * |
| 1392 | * This routine is called to set TX flow info if IPA is enabled |
| 1393 | * |
| 1394 | * Return: None |
| 1395 | */ |
| 1396 | void hdd_ipa_set_tx_flow_info(void) |
| 1397 | { |
| 1398 | hdd_adapter_list_node_t *adapterNode = NULL, *pNext = NULL; |
| 1399 | QDF_STATUS status; |
| 1400 | hdd_adapter_t *adapter; |
| 1401 | hdd_station_ctx_t *pHddStaCtx; |
| 1402 | hdd_ap_ctx_t *hdd_ap_ctx; |
| 1403 | hdd_hostapd_state_t *hostapd_state; |
| 1404 | struct qdf_mac_addr staBssid = QDF_MAC_ADDR_ZERO_INITIALIZER; |
| 1405 | struct qdf_mac_addr p2pBssid = QDF_MAC_ADDR_ZERO_INITIALIZER; |
| 1406 | struct qdf_mac_addr apBssid = QDF_MAC_ADDR_ZERO_INITIALIZER; |
| 1407 | uint8_t staChannel = 0, p2pChannel = 0, apChannel = 0; |
| 1408 | const char *p2pMode = "DEV"; |
| 1409 | hdd_context_t *hdd_ctx; |
| 1410 | cds_context_type *cds_ctx; |
| 1411 | #ifdef QCA_LL_LEGACY_TX_FLOW_CONTROL |
| 1412 | uint8_t targetChannel = 0; |
| 1413 | uint8_t preAdapterChannel = 0; |
| 1414 | uint8_t channel24; |
| 1415 | uint8_t channel5; |
| 1416 | hdd_adapter_t *preAdapterContext = NULL; |
| 1417 | hdd_adapter_t *adapter2_4 = NULL; |
| 1418 | hdd_adapter_t *adapter5 = NULL; |
| 1419 | void *soc = cds_get_context(QDF_MODULE_ID_SOC); |
| 1420 | #endif /* QCA_LL_LEGACY_TX_FLOW_CONTROL */ |
| 1421 | struct wlan_objmgr_psoc *psoc; |
| 1422 | |
| 1423 | hdd_ctx = cds_get_context(QDF_MODULE_ID_HDD); |
| 1424 | if (!hdd_ctx) { |
| 1425 | cds_err("HDD context is NULL"); |
| 1426 | return; |
| 1427 | } |
| 1428 | |
| 1429 | cds_ctx = cds_get_context(QDF_MODULE_ID_QDF); |
| 1430 | if (!cds_ctx) { |
| 1431 | cds_err("Invalid CDS Context"); |
| 1432 | return; |
| 1433 | } |
| 1434 | |
| 1435 | psoc = hdd_ctx->hdd_psoc; |
| 1436 | status = hdd_get_front_adapter(hdd_ctx, &adapterNode); |
| 1437 | while (NULL != adapterNode && QDF_STATUS_SUCCESS == status) { |
| 1438 | adapter = adapterNode->pAdapter; |
| 1439 | switch (adapter->device_mode) { |
| 1440 | case QDF_STA_MODE: |
| 1441 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 1442 | if (eConnectionState_Associated == |
| 1443 | pHddStaCtx->conn_info.connState) { |
| 1444 | staChannel = |
| 1445 | pHddStaCtx->conn_info.operationChannel; |
| 1446 | qdf_copy_macaddr(&staBssid, |
| 1447 | &pHddStaCtx->conn_info.bssId); |
| 1448 | #ifdef QCA_LL_LEGACY_TX_FLOW_CONTROL |
| 1449 | targetChannel = staChannel; |
| 1450 | #endif /* QCA_LL_LEGACY_TX_FLOW_CONTROL */ |
| 1451 | } |
| 1452 | break; |
| 1453 | case QDF_P2P_CLIENT_MODE: |
| 1454 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 1455 | if (eConnectionState_Associated == |
| 1456 | pHddStaCtx->conn_info.connState) { |
| 1457 | p2pChannel = |
| 1458 | pHddStaCtx->conn_info.operationChannel; |
| 1459 | qdf_copy_macaddr(&p2pBssid, |
| 1460 | &pHddStaCtx->conn_info.bssId); |
| 1461 | p2pMode = "CLI"; |
| 1462 | #ifdef QCA_LL_LEGACY_TX_FLOW_CONTROL |
| 1463 | targetChannel = p2pChannel; |
| 1464 | #endif /* QCA_LL_LEGACY_TX_FLOW_CONTROL */ |
| 1465 | } |
| 1466 | break; |
| 1467 | case QDF_P2P_GO_MODE: |
| 1468 | hdd_ap_ctx = WLAN_HDD_GET_AP_CTX_PTR(adapter); |
| 1469 | hostapd_state = WLAN_HDD_GET_HOSTAP_STATE_PTR(adapter); |
| 1470 | if (hostapd_state->bssState == BSS_START |
| 1471 | && hostapd_state->qdf_status == |
| 1472 | QDF_STATUS_SUCCESS) { |
| 1473 | p2pChannel = hdd_ap_ctx->operatingChannel; |
| 1474 | qdf_copy_macaddr(&p2pBssid, |
| 1475 | &adapter->macAddressCurrent); |
| 1476 | #ifdef QCA_LL_LEGACY_TX_FLOW_CONTROL |
| 1477 | targetChannel = p2pChannel; |
| 1478 | #endif /* QCA_LL_LEGACY_TX_FLOW_CONTROL */ |
| 1479 | } |
| 1480 | p2pMode = "GO"; |
| 1481 | break; |
| 1482 | case QDF_SAP_MODE: |
| 1483 | hdd_ap_ctx = WLAN_HDD_GET_AP_CTX_PTR(adapter); |
| 1484 | hostapd_state = WLAN_HDD_GET_HOSTAP_STATE_PTR(adapter); |
| 1485 | if (hostapd_state->bssState == BSS_START |
| 1486 | && hostapd_state->qdf_status == |
| 1487 | QDF_STATUS_SUCCESS) { |
| 1488 | apChannel = hdd_ap_ctx->operatingChannel; |
| 1489 | qdf_copy_macaddr(&apBssid, |
| 1490 | &adapter->macAddressCurrent); |
| 1491 | #ifdef QCA_LL_LEGACY_TX_FLOW_CONTROL |
| 1492 | targetChannel = apChannel; |
| 1493 | #endif /* QCA_LL_LEGACY_TX_FLOW_CONTROL */ |
| 1494 | } |
| 1495 | break; |
| 1496 | case QDF_IBSS_MODE: |
| 1497 | default: |
| 1498 | break; |
| 1499 | } |
| 1500 | #ifdef QCA_LL_LEGACY_TX_FLOW_CONTROL |
| 1501 | if (targetChannel) { |
| 1502 | /* |
| 1503 | * This is first adapter detected as active |
| 1504 | * set as default for none concurrency case |
| 1505 | */ |
| 1506 | if (!preAdapterChannel) { |
| 1507 | /* If IPA UC data path is enabled, |
| 1508 | * target should reserve extra tx descriptors |
| 1509 | * for IPA data path. |
| 1510 | * Then host data path should allow less TX |
| 1511 | * packet pumping in case IPA |
| 1512 | * data path enabled |
| 1513 | */ |
| 1514 | if (hdd_ipa_uc_is_enabled(hdd_ctx) && |
| 1515 | (QDF_SAP_MODE == adapter->device_mode)) { |
| 1516 | adapter->tx_flow_low_watermark = |
| 1517 | hdd_ctx->config->TxFlowLowWaterMark + |
| 1518 | WLAN_TFC_IPAUC_TX_DESC_RESERVE; |
| 1519 | } else { |
| 1520 | adapter->tx_flow_low_watermark = |
| 1521 | hdd_ctx->config-> |
| 1522 | TxFlowLowWaterMark; |
| 1523 | } |
| 1524 | adapter->tx_flow_high_watermark_offset = |
| 1525 | hdd_ctx->config->TxFlowHighWaterMarkOffset; |
| 1526 | cdp_fc_ll_set_tx_pause_q_depth(soc, |
| 1527 | adapter->sessionId, |
| 1528 | hdd_ctx->config->TxFlowMaxQueueDepth); |
| 1529 | cds_info("MODE %d,CH %d,LWM %d,HWM %d,TXQDEP %d", |
| 1530 | adapter->device_mode, |
| 1531 | targetChannel, |
| 1532 | adapter->tx_flow_low_watermark, |
| 1533 | adapter->tx_flow_low_watermark + |
| 1534 | adapter->tx_flow_high_watermark_offset, |
| 1535 | hdd_ctx->config->TxFlowMaxQueueDepth); |
| 1536 | preAdapterChannel = targetChannel; |
| 1537 | preAdapterContext = adapter; |
| 1538 | } else { |
| 1539 | /* |
| 1540 | * SCC, disable TX flow control for both |
| 1541 | * SCC each adapter cannot reserve dedicated |
| 1542 | * channel resource, as a result, if any adapter |
| 1543 | * blocked OS Q by flow control, |
| 1544 | * blocked adapter will lost chance to recover |
| 1545 | */ |
| 1546 | if (preAdapterChannel == targetChannel) { |
| 1547 | /* Current adapter */ |
| 1548 | adapter->tx_flow_low_watermark = 0; |
| 1549 | adapter-> |
| 1550 | tx_flow_high_watermark_offset = 0; |
| 1551 | cdp_fc_ll_set_tx_pause_q_depth(soc, |
| 1552 | adapter->sessionId, |
| 1553 | hdd_ctx->config-> |
| 1554 | TxHbwFlowMaxQueueDepth); |
| 1555 | cds_info("SCC: MODE %s(%d), CH %d, LWM %d, HWM %d, TXQDEP %d", |
| 1556 | hdd_device_mode_to_string( |
| 1557 | adapter->device_mode), |
| 1558 | adapter->device_mode, |
| 1559 | targetChannel, |
| 1560 | adapter->tx_flow_low_watermark, |
| 1561 | adapter->tx_flow_low_watermark + |
| 1562 | adapter-> |
| 1563 | tx_flow_high_watermark_offset, |
| 1564 | hdd_ctx->config-> |
| 1565 | TxHbwFlowMaxQueueDepth); |
| 1566 | |
| 1567 | if (!preAdapterContext) { |
| 1568 | cds_err("SCC: Previous adapter context NULL"); |
| 1569 | continue; |
| 1570 | } |
| 1571 | |
| 1572 | /* Previous adapter */ |
| 1573 | preAdapterContext-> |
| 1574 | tx_flow_low_watermark = 0; |
| 1575 | preAdapterContext-> |
| 1576 | tx_flow_high_watermark_offset = 0; |
| 1577 | cdp_fc_ll_set_tx_pause_q_depth(soc, |
| 1578 | preAdapterContext->sessionId, |
| 1579 | hdd_ctx->config-> |
| 1580 | TxHbwFlowMaxQueueDepth); |
| 1581 | cds_info("SCC: MODE %s(%d), CH %d, LWM %d, HWM %d, TXQDEP %d", |
| 1582 | hdd_device_mode_to_string( |
| 1583 | preAdapterContext->device_mode |
| 1584 | ), |
| 1585 | preAdapterContext->device_mode, |
| 1586 | targetChannel, |
| 1587 | preAdapterContext-> |
| 1588 | tx_flow_low_watermark, |
| 1589 | preAdapterContext-> |
| 1590 | tx_flow_low_watermark + |
| 1591 | preAdapterContext-> |
| 1592 | tx_flow_high_watermark_offset, |
| 1593 | hdd_ctx->config-> |
| 1594 | TxHbwFlowMaxQueueDepth); |
| 1595 | } |
| 1596 | /* |
| 1597 | * MCC, each adapter will have dedicated |
| 1598 | * resource |
| 1599 | */ |
| 1600 | else { |
| 1601 | /* current channel is 2.4 */ |
| 1602 | if (targetChannel <= |
| 1603 | WLAN_HDD_TX_FLOW_CONTROL_MAX_24BAND_CH) { |
| 1604 | channel24 = targetChannel; |
| 1605 | channel5 = preAdapterChannel; |
| 1606 | adapter2_4 = adapter; |
| 1607 | adapter5 = preAdapterContext; |
| 1608 | } else { |
| 1609 | /* Current channel is 5 */ |
| 1610 | channel24 = preAdapterChannel; |
| 1611 | channel5 = targetChannel; |
| 1612 | adapter2_4 = preAdapterContext; |
| 1613 | adapter5 = adapter; |
| 1614 | } |
| 1615 | |
| 1616 | if (!adapter5) { |
| 1617 | cds_err("MCC: 5GHz adapter context NULL"); |
| 1618 | continue; |
| 1619 | } |
| 1620 | adapter5->tx_flow_low_watermark = |
| 1621 | hdd_ctx->config-> |
| 1622 | TxHbwFlowLowWaterMark; |
| 1623 | adapter5-> |
| 1624 | tx_flow_high_watermark_offset = |
| 1625 | hdd_ctx->config-> |
| 1626 | TxHbwFlowHighWaterMarkOffset; |
| 1627 | cdp_fc_ll_set_tx_pause_q_depth(soc, |
| 1628 | adapter5->sessionId, |
| 1629 | hdd_ctx->config-> |
| 1630 | TxHbwFlowMaxQueueDepth); |
| 1631 | cds_info("MCC: MODE %s(%d), CH %d, LWM %d, HWM %d, TXQDEP %d", |
| 1632 | hdd_device_mode_to_string( |
| 1633 | adapter5->device_mode), |
| 1634 | adapter5->device_mode, |
| 1635 | channel5, |
| 1636 | adapter5->tx_flow_low_watermark, |
| 1637 | adapter5-> |
| 1638 | tx_flow_low_watermark + |
| 1639 | adapter5-> |
| 1640 | tx_flow_high_watermark_offset, |
| 1641 | hdd_ctx->config-> |
| 1642 | TxHbwFlowMaxQueueDepth); |
| 1643 | |
| 1644 | if (!adapter2_4) { |
| 1645 | cds_err("MCC: 2.4GHz adapter context NULL"); |
| 1646 | continue; |
| 1647 | } |
| 1648 | adapter2_4->tx_flow_low_watermark = |
| 1649 | hdd_ctx->config-> |
| 1650 | TxLbwFlowLowWaterMark; |
| 1651 | adapter2_4-> |
| 1652 | tx_flow_high_watermark_offset = |
| 1653 | hdd_ctx->config-> |
| 1654 | TxLbwFlowHighWaterMarkOffset; |
| 1655 | cdp_fc_ll_set_tx_pause_q_depth(soc, |
| 1656 | adapter2_4->sessionId, |
| 1657 | hdd_ctx->config-> |
| 1658 | TxLbwFlowMaxQueueDepth); |
| 1659 | cds_info("MCC: MODE %s(%d), CH %d, LWM %d, HWM %d, TXQDEP %d", |
| 1660 | hdd_device_mode_to_string( |
| 1661 | adapter2_4->device_mode), |
| 1662 | adapter2_4->device_mode, |
| 1663 | channel24, |
| 1664 | adapter2_4-> |
| 1665 | tx_flow_low_watermark, |
| 1666 | adapter2_4-> |
| 1667 | tx_flow_low_watermark + |
| 1668 | adapter2_4-> |
| 1669 | tx_flow_high_watermark_offset, |
| 1670 | hdd_ctx->config-> |
| 1671 | TxLbwFlowMaxQueueDepth); |
| 1672 | |
| 1673 | } |
| 1674 | } |
| 1675 | } |
| 1676 | targetChannel = 0; |
| 1677 | #endif /* QCA_LL_LEGACY_TX_FLOW_CONTROL */ |
| 1678 | status = hdd_get_next_adapter(hdd_ctx, adapterNode, &pNext); |
| 1679 | adapterNode = pNext; |
| 1680 | } |
| 1681 | hdd_ctx->mcc_mode = policy_mgr_current_concurrency_is_mcc(psoc); |
| 1682 | } |
| 1683 | |
| 1684 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1685 | * __hdd_ipa_uc_stat_query() - Query the IPA stats |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1686 | * @hdd_ctx: Global HDD context |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1687 | * @ipa_tx_diff: tx packet count diff from previous tx packet count |
| 1688 | * @ipa_rx_diff: rx packet count diff from previous rx packet count |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1689 | * |
| 1690 | * Return: true if IPA is enabled, false otherwise |
| 1691 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1692 | static void __hdd_ipa_uc_stat_query(hdd_context_t *hdd_ctx, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1693 | uint32_t *ipa_tx_diff, uint32_t *ipa_rx_diff) |
| 1694 | { |
| 1695 | struct hdd_ipa_priv *hdd_ipa; |
| 1696 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1697 | *ipa_tx_diff = 0; |
| 1698 | *ipa_rx_diff = 0; |
| 1699 | |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1700 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 1701 | return; |
| 1702 | |
| 1703 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 1704 | |
| 1705 | if (!hdd_ipa_is_enabled(hdd_ctx) || |
| 1706 | !(hdd_ipa_uc_is_enabled(hdd_ctx))) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1707 | return; |
| 1708 | } |
| 1709 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1710 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1711 | if ((HDD_IPA_UC_NUM_WDI_PIPE == hdd_ipa->activated_fw_pipe) && |
| 1712 | (false == hdd_ipa->resource_loading)) { |
| 1713 | *ipa_tx_diff = hdd_ipa->ipa_tx_packets_diff; |
| 1714 | *ipa_rx_diff = hdd_ipa->ipa_rx_packets_diff; |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1715 | hdd_debug("STAT Query TX DIFF %d, RX DIFF %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1716 | *ipa_tx_diff, *ipa_rx_diff); |
| 1717 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1718 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1719 | } |
| 1720 | |
| 1721 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1722 | * hdd_ipa_uc_stat_query() - SSR wrapper for __hdd_ipa_uc_stat_query |
| 1723 | * @hdd_ctx: Global HDD context |
| 1724 | * @ipa_tx_diff: tx packet count diff from previous tx packet count |
| 1725 | * @ipa_rx_diff: rx packet count diff from previous rx packet count |
| 1726 | * |
| 1727 | * Return: true if IPA is enabled, false otherwise |
| 1728 | */ |
| 1729 | void hdd_ipa_uc_stat_query(hdd_context_t *hdd_ctx, |
| 1730 | uint32_t *ipa_tx_diff, uint32_t *ipa_rx_diff) |
| 1731 | { |
| 1732 | cds_ssr_protect(__func__); |
| 1733 | __hdd_ipa_uc_stat_query(hdd_ctx, ipa_tx_diff, ipa_rx_diff); |
| 1734 | cds_ssr_unprotect(__func__); |
| 1735 | } |
| 1736 | |
| 1737 | /** |
| 1738 | * __hdd_ipa_uc_stat_request() - Get IPA stats from IPA. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1739 | * @adapter: network adapter |
| 1740 | * @reason: STAT REQ Reason |
| 1741 | * |
| 1742 | * Return: None |
| 1743 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1744 | static void __hdd_ipa_uc_stat_request(hdd_adapter_t *adapter, uint8_t reason) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1745 | { |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1746 | hdd_context_t *hdd_ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1747 | struct hdd_ipa_priv *hdd_ipa; |
| 1748 | |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 1749 | if (!adapter) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1750 | return; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1751 | |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1752 | hdd_ctx = (hdd_context_t *)adapter->pHddCtx; |
| 1753 | |
| 1754 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 1755 | return; |
| 1756 | |
| 1757 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 1758 | if (!hdd_ipa_is_enabled(hdd_ctx) || |
| 1759 | !(hdd_ipa_uc_is_enabled(hdd_ctx))) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1760 | return; |
| 1761 | } |
| 1762 | |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 1763 | hdd_debug("STAT REQ Reason %d", reason); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1764 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1765 | if ((HDD_IPA_UC_NUM_WDI_PIPE == hdd_ipa->activated_fw_pipe) && |
| 1766 | (false == hdd_ipa->resource_loading)) { |
| 1767 | hdd_ipa->stat_req_reason = reason; |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 1768 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Sandeep Puligilla | f587adf | 2017-04-27 19:53:21 -0700 | [diff] [blame] | 1769 | sme_ipa_uc_stat_request(WLAN_HDD_GET_HAL_CTX(adapter), |
| 1770 | adapter->sessionId, |
| 1771 | WMA_VDEV_TXRX_GET_IPA_UC_FW_STATS_CMDID, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1772 | 0, VDEV_CMD); |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 1773 | } else { |
| 1774 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1775 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1776 | } |
| 1777 | |
| 1778 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1779 | * hdd_ipa_uc_stat_request() - SSR wrapper for __hdd_ipa_uc_stat_request |
| 1780 | * @adapter: network adapter |
| 1781 | * @reason: STAT REQ Reason |
| 1782 | * |
| 1783 | * Return: None |
| 1784 | */ |
| 1785 | void hdd_ipa_uc_stat_request(hdd_adapter_t *adapter, uint8_t reason) |
| 1786 | { |
| 1787 | cds_ssr_protect(__func__); |
| 1788 | __hdd_ipa_uc_stat_request(adapter, reason); |
| 1789 | cds_ssr_unprotect(__func__); |
| 1790 | } |
| 1791 | |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 1792 | #ifdef FEATURE_METERING |
| 1793 | /** |
| 1794 | * hdd_ipa_uc_sharing_stats_request() - Get IPA stats from IPA. |
| 1795 | * @adapter: network adapter |
| 1796 | * @reset_stats: reset stat countis after response |
| 1797 | * |
| 1798 | * Return: None |
| 1799 | */ |
| 1800 | void hdd_ipa_uc_sharing_stats_request(hdd_adapter_t *adapter, |
| 1801 | uint8_t reset_stats) |
| 1802 | { |
| 1803 | hdd_context_t *pHddCtx; |
| 1804 | struct hdd_ipa_priv *hdd_ipa; |
| 1805 | |
| 1806 | if (!adapter) |
| 1807 | return; |
| 1808 | |
| 1809 | pHddCtx = adapter->pHddCtx; |
| 1810 | hdd_ipa = pHddCtx->hdd_ipa; |
| 1811 | if (!hdd_ipa_is_enabled(pHddCtx) || |
| 1812 | !(hdd_ipa_uc_is_enabled(pHddCtx))) { |
| 1813 | return; |
| 1814 | } |
| 1815 | |
| 1816 | HDD_IPA_LOG(LOG1, "SHARING_STATS: reset_stats=%d", reset_stats); |
| 1817 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Yun Park | 3374a4b | 2016-12-15 16:52:15 -0800 | [diff] [blame] | 1818 | if (false == hdd_ipa->resource_loading) { |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 1819 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
| 1820 | wma_cli_set_command( |
| 1821 | (int)adapter->sessionId, |
| 1822 | (int)WMA_VDEV_TXRX_GET_IPA_UC_SHARING_STATS_CMDID, |
| 1823 | reset_stats, VDEV_CMD); |
| 1824 | } else { |
| 1825 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
| 1826 | } |
| 1827 | } |
| 1828 | |
| 1829 | /** |
| 1830 | * hdd_ipa_uc_set_quota() - Set quota limit bytes from IPA. |
| 1831 | * @adapter: network adapter |
| 1832 | * @set_quota: when 1, FW starts quota monitoring |
| 1833 | * @quota_bytes: quota limit in bytes |
| 1834 | * |
| 1835 | * Return: None |
| 1836 | */ |
| 1837 | void hdd_ipa_uc_set_quota(hdd_adapter_t *adapter, uint8_t set_quota, |
| 1838 | uint64_t quota_bytes) |
| 1839 | { |
| 1840 | hdd_context_t *pHddCtx; |
| 1841 | struct hdd_ipa_priv *hdd_ipa; |
| 1842 | |
| 1843 | if (!adapter) |
| 1844 | return; |
| 1845 | |
| 1846 | pHddCtx = adapter->pHddCtx; |
| 1847 | hdd_ipa = pHddCtx->hdd_ipa; |
| 1848 | if (!hdd_ipa_is_enabled(pHddCtx) || |
| 1849 | !(hdd_ipa_uc_is_enabled(pHddCtx))) { |
| 1850 | return; |
| 1851 | } |
| 1852 | |
| 1853 | HDD_IPA_LOG(LOG1, "SET_QUOTA: set_quota=%d, quota_bytes=%llu", |
| 1854 | set_quota, quota_bytes); |
| 1855 | |
| 1856 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Yun Park | 3374a4b | 2016-12-15 16:52:15 -0800 | [diff] [blame] | 1857 | if (false == hdd_ipa->resource_loading) { |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 1858 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Yun Park | 327e781 | 2017-02-14 15:18:10 -0800 | [diff] [blame] | 1859 | wma_cli_set2_command( |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 1860 | (int)adapter->sessionId, |
| 1861 | (int)WMA_VDEV_TXRX_SET_IPA_UC_QUOTA_CMDID, |
Yun Park | 327e781 | 2017-02-14 15:18:10 -0800 | [diff] [blame] | 1862 | (set_quota ? quota_bytes&0xffffffff : 0), |
| 1863 | (set_quota ? quota_bytes>>32 : 0), |
| 1864 | VDEV_CMD); |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 1865 | } else { |
| 1866 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
| 1867 | } |
| 1868 | } |
| 1869 | #endif |
| 1870 | |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 1871 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1872 | * hdd_ipa_uc_find_add_assoc_sta() - Find associated station |
| 1873 | * @hdd_ipa: Global HDD IPA context |
| 1874 | * @sta_add: Should station be added |
| 1875 | * @sta_id: ID of the station being queried |
| 1876 | * |
| 1877 | * Return: true if the station was found |
| 1878 | */ |
| 1879 | static bool hdd_ipa_uc_find_add_assoc_sta(struct hdd_ipa_priv *hdd_ipa, |
| 1880 | bool sta_add, uint8_t sta_id) |
| 1881 | { |
| 1882 | bool sta_found = false; |
| 1883 | uint8_t idx; |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 1884 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1885 | for (idx = 0; idx < WLAN_MAX_STA_COUNT; idx++) { |
| 1886 | if ((hdd_ipa->assoc_stas_map[idx].is_reserved) && |
| 1887 | (hdd_ipa->assoc_stas_map[idx].sta_id == sta_id)) { |
| 1888 | sta_found = true; |
| 1889 | break; |
| 1890 | } |
| 1891 | } |
| 1892 | if (sta_add && sta_found) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1893 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1894 | "%s: STA ID %d already exist, cannot add", |
| 1895 | __func__, sta_id); |
| 1896 | return sta_found; |
| 1897 | } |
| 1898 | if (sta_add) { |
| 1899 | for (idx = 0; idx < WLAN_MAX_STA_COUNT; idx++) { |
| 1900 | if (!hdd_ipa->assoc_stas_map[idx].is_reserved) { |
| 1901 | hdd_ipa->assoc_stas_map[idx].is_reserved = true; |
| 1902 | hdd_ipa->assoc_stas_map[idx].sta_id = sta_id; |
| 1903 | return sta_found; |
| 1904 | } |
| 1905 | } |
| 1906 | } |
| 1907 | if (!sta_add && !sta_found) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1908 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1909 | "%s: STA ID %d does not exist, cannot delete", |
| 1910 | __func__, sta_id); |
| 1911 | return sta_found; |
| 1912 | } |
| 1913 | if (!sta_add) { |
| 1914 | for (idx = 0; idx < WLAN_MAX_STA_COUNT; idx++) { |
| 1915 | if ((hdd_ipa->assoc_stas_map[idx].is_reserved) && |
| 1916 | (hdd_ipa->assoc_stas_map[idx].sta_id == sta_id)) { |
| 1917 | hdd_ipa->assoc_stas_map[idx].is_reserved = |
| 1918 | false; |
| 1919 | hdd_ipa->assoc_stas_map[idx].sta_id = 0xFF; |
| 1920 | return sta_found; |
| 1921 | } |
| 1922 | } |
| 1923 | } |
| 1924 | return sta_found; |
| 1925 | } |
| 1926 | |
| 1927 | /** |
| 1928 | * hdd_ipa_uc_enable_pipes() - Enable IPA uC pipes |
| 1929 | * @hdd_ipa: Global HDD IPA context |
| 1930 | * |
| 1931 | * Return: 0 on success, negative errno if error |
| 1932 | */ |
| 1933 | static int hdd_ipa_uc_enable_pipes(struct hdd_ipa_priv *hdd_ipa) |
| 1934 | { |
| 1935 | int result; |
| 1936 | p_cds_contextType cds_ctx = hdd_ipa->hdd_ctx->pcds_context; |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 1937 | void *soc = cds_get_context(QDF_MODULE_ID_SOC); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1938 | |
| 1939 | /* ACTIVATE TX PIPE */ |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1940 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1941 | "%s: Enable TX PIPE(tx_pipe_handle=%d)", |
| 1942 | __func__, hdd_ipa->tx_pipe_handle); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1943 | result = ipa_enable_wdi_pipe(hdd_ipa->tx_pipe_handle); |
| 1944 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1945 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1946 | "%s: Enable TX PIPE fail, code %d", |
| 1947 | __func__, result); |
| 1948 | return result; |
| 1949 | } |
| 1950 | result = ipa_resume_wdi_pipe(hdd_ipa->tx_pipe_handle); |
| 1951 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1952 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1953 | "%s: Resume TX PIPE fail, code %d", |
| 1954 | __func__, result); |
| 1955 | return result; |
| 1956 | } |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 1957 | cdp_ipa_set_active(soc, |
| 1958 | (struct cdp_pdev *)cds_ctx->pdev_txrx_ctx, |
| 1959 | true, true); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1960 | |
| 1961 | /* ACTIVATE RX PIPE */ |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1962 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1963 | "%s: Enable RX PIPE(rx_pipe_handle=%d)", |
| 1964 | __func__, hdd_ipa->rx_pipe_handle); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1965 | result = ipa_enable_wdi_pipe(hdd_ipa->rx_pipe_handle); |
| 1966 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1967 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1968 | "%s: Enable RX PIPE fail, code %d", |
| 1969 | __func__, result); |
| 1970 | return result; |
| 1971 | } |
| 1972 | result = ipa_resume_wdi_pipe(hdd_ipa->rx_pipe_handle); |
| 1973 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1974 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1975 | "%s: Resume RX PIPE fail, code %d", |
| 1976 | __func__, result); |
| 1977 | return result; |
| 1978 | } |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 1979 | cdp_ipa_set_active(soc, |
| 1980 | (struct cdp_pdev *)cds_ctx->pdev_txrx_ctx, |
| 1981 | true, false); |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 1982 | hdd_ipa->ipa_pipes_down = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1983 | return 0; |
| 1984 | } |
| 1985 | |
| 1986 | /** |
| 1987 | * hdd_ipa_uc_disable_pipes() - Disable IPA uC pipes |
| 1988 | * @hdd_ipa: Global HDD IPA context |
| 1989 | * |
| 1990 | * Return: 0 on success, negative errno if error |
| 1991 | */ |
| 1992 | static int hdd_ipa_uc_disable_pipes(struct hdd_ipa_priv *hdd_ipa) |
| 1993 | { |
| 1994 | int result; |
| 1995 | |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 1996 | hdd_ipa->ipa_pipes_down = true; |
| 1997 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 1998 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s: Disable RX PIPE", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1999 | result = ipa_suspend_wdi_pipe(hdd_ipa->rx_pipe_handle); |
| 2000 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2001 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2002 | "%s: Suspend RX PIPE fail, code %d", |
| 2003 | __func__, result); |
| 2004 | return result; |
| 2005 | } |
| 2006 | result = ipa_disable_wdi_pipe(hdd_ipa->rx_pipe_handle); |
| 2007 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2008 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2009 | "%s: Disable RX PIPE fail, code %d", |
| 2010 | __func__, result); |
| 2011 | return result; |
| 2012 | } |
| 2013 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2014 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s: Disable TX PIPE", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2015 | result = ipa_suspend_wdi_pipe(hdd_ipa->tx_pipe_handle); |
| 2016 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2017 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2018 | "%s: Suspend TX PIPE fail, code %d", |
| 2019 | __func__, result); |
| 2020 | return result; |
| 2021 | } |
| 2022 | result = ipa_disable_wdi_pipe(hdd_ipa->tx_pipe_handle); |
| 2023 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2024 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2025 | "%s: Disable TX PIPE fail, code %d", |
| 2026 | __func__, result); |
| 2027 | return result; |
| 2028 | } |
| 2029 | |
| 2030 | return 0; |
| 2031 | } |
| 2032 | |
| 2033 | /** |
| 2034 | * hdd_ipa_uc_handle_first_con() - Handle first uC IPA connection |
| 2035 | * @hdd_ipa: Global HDD IPA context |
| 2036 | * |
| 2037 | * Return: 0 on success, negative errno if error |
| 2038 | */ |
| 2039 | static int hdd_ipa_uc_handle_first_con(struct hdd_ipa_priv *hdd_ipa) |
| 2040 | { |
| 2041 | hdd_ipa->activated_fw_pipe = 0; |
| 2042 | hdd_ipa->resource_loading = true; |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 2043 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2044 | /* If RM feature enabled |
| 2045 | * Request PROD Resource first |
Jeff Johnson | faa63b8 | 2017-01-12 09:46:43 -0800 | [diff] [blame] | 2046 | * PROD resource may return sync or async manners |
| 2047 | */ |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 2048 | if (hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) { |
| 2049 | if (!ipa_rm_request_resource(IPA_RM_RESOURCE_WLAN_PROD)) { |
| 2050 | /* RM PROD request sync return |
| 2051 | * enable pipe immediately |
| 2052 | */ |
| 2053 | if (hdd_ipa_uc_enable_pipes(hdd_ipa)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2054 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 2055 | "%s: IPA WDI Pipe activation failed", |
| 2056 | __func__); |
| 2057 | hdd_ipa->resource_loading = false; |
| 2058 | return -EBUSY; |
| 2059 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2060 | } |
| 2061 | } else { |
| 2062 | /* RM Disabled |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 2063 | * Just enabled all the PIPEs |
| 2064 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2065 | if (hdd_ipa_uc_enable_pipes(hdd_ipa)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2066 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 2067 | "%s: IPA WDI Pipe activation failed", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2068 | __func__); |
| 2069 | hdd_ipa->resource_loading = false; |
| 2070 | return -EBUSY; |
| 2071 | } |
| 2072 | hdd_ipa->resource_loading = false; |
| 2073 | } |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 2074 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2075 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 2076 | "%s: IPA WDI Pipes activated successfully", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2077 | return 0; |
| 2078 | } |
| 2079 | |
| 2080 | /** |
| 2081 | * hdd_ipa_uc_handle_last_discon() - Handle last uC IPA disconnection |
| 2082 | * @hdd_ipa: Global HDD IPA context |
| 2083 | * |
| 2084 | * Return: None |
| 2085 | */ |
| 2086 | static void hdd_ipa_uc_handle_last_discon(struct hdd_ipa_priv *hdd_ipa) |
| 2087 | { |
| 2088 | p_cds_contextType cds_ctx = hdd_ipa->hdd_ctx->pcds_context; |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 2089 | void *soc = cds_get_context(QDF_MODULE_ID_SOC); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2090 | |
Yun Park | 7c4f31b | 2016-11-30 10:09:21 -0800 | [diff] [blame] | 2091 | if (!cds_ctx || !cds_ctx->pdev_txrx_ctx) { |
| 2092 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "txrx context is NULL"); |
| 2093 | QDF_ASSERT(0); |
| 2094 | return; |
| 2095 | } |
| 2096 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2097 | hdd_ipa->resource_unloading = true; |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2098 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s: Disable FW RX PIPE", __func__); |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 2099 | cdp_ipa_set_active(soc, |
| 2100 | (struct cdp_pdev *)cds_ctx->pdev_txrx_ctx, |
| 2101 | false, false); |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2102 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s: Disable FW TX PIPE", __func__); |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 2103 | cdp_ipa_set_active(soc, |
| 2104 | (struct cdp_pdev *)cds_ctx->pdev_txrx_ctx, |
| 2105 | false, true); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2106 | } |
| 2107 | |
| 2108 | /** |
| 2109 | * hdd_ipa_uc_rm_notify_handler() - IPA uC resource notification handler |
| 2110 | * @context: User context registered with TL (the IPA Global context is |
| 2111 | * registered |
| 2112 | * @rxpkt: Packet containing the notification |
| 2113 | * @staid: ID of the station associated with the packet |
| 2114 | * |
| 2115 | * Return: None |
| 2116 | */ |
| 2117 | static void |
| 2118 | hdd_ipa_uc_rm_notify_handler(void *context, enum ipa_rm_event event) |
| 2119 | { |
| 2120 | struct hdd_ipa_priv *hdd_ipa = context; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2121 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2122 | |
| 2123 | /* |
| 2124 | * When SSR is going on or driver is unloading, just return. |
| 2125 | */ |
| 2126 | status = wlan_hdd_validate_context(hdd_ipa->hdd_ctx); |
Abhishek Singh | 23edd1c | 2016-05-05 11:56:06 +0530 | [diff] [blame] | 2127 | if (status) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2128 | return; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2129 | |
| 2130 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 2131 | return; |
| 2132 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2133 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s, event code %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2134 | __func__, event); |
| 2135 | |
| 2136 | switch (event) { |
| 2137 | case IPA_RM_RESOURCE_GRANTED: |
| 2138 | /* Differed RM Granted */ |
| 2139 | hdd_ipa_uc_enable_pipes(hdd_ipa); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2140 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2141 | if ((false == hdd_ipa->resource_unloading) && |
| 2142 | (!hdd_ipa->activated_fw_pipe)) { |
| 2143 | hdd_ipa_uc_enable_pipes(hdd_ipa); |
| 2144 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2145 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2146 | break; |
| 2147 | |
| 2148 | case IPA_RM_RESOURCE_RELEASED: |
| 2149 | /* Differed RM Released */ |
| 2150 | hdd_ipa->resource_unloading = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2151 | break; |
| 2152 | |
| 2153 | default: |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2154 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2155 | "%s, invalid event code %d", __func__, event); |
| 2156 | break; |
| 2157 | } |
| 2158 | } |
| 2159 | |
| 2160 | /** |
| 2161 | * hdd_ipa_uc_rm_notify_defer() - Defer IPA uC notification |
| 2162 | * @hdd_ipa: Global HDD IPA context |
| 2163 | * @event: IPA resource manager event to be deferred |
| 2164 | * |
| 2165 | * This function is called when a resource manager event is received |
| 2166 | * from firmware in interrupt context. This function will defer the |
| 2167 | * handling to the OL RX thread |
| 2168 | * |
| 2169 | * Return: None |
| 2170 | */ |
| 2171 | static void hdd_ipa_uc_rm_notify_defer(struct work_struct *work) |
| 2172 | { |
| 2173 | enum ipa_rm_event event; |
| 2174 | struct uc_rm_work_struct *uc_rm_work = container_of(work, |
| 2175 | struct uc_rm_work_struct, work); |
| 2176 | struct hdd_ipa_priv *hdd_ipa = container_of(uc_rm_work, |
| 2177 | struct hdd_ipa_priv, uc_rm_work); |
| 2178 | |
| 2179 | cds_ssr_protect(__func__); |
| 2180 | event = uc_rm_work->event; |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2181 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2182 | "%s, posted event %d", __func__, event); |
| 2183 | |
| 2184 | hdd_ipa_uc_rm_notify_handler(hdd_ipa, event); |
| 2185 | cds_ssr_unprotect(__func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2186 | } |
| 2187 | |
| 2188 | /** |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 2189 | * hdd_ipa_uc_loaded_handler() - Process IPA uC loaded indication |
| 2190 | * @ipa_ctxt: hdd ipa local context |
| 2191 | * |
| 2192 | * Will handle IPA UC image loaded indication comes from IPA kernel |
| 2193 | * |
| 2194 | * Return: None |
| 2195 | */ |
| 2196 | static void hdd_ipa_uc_loaded_handler(struct hdd_ipa_priv *ipa_ctxt) |
| 2197 | { |
| 2198 | struct ipa_wdi_out_params pipe_out; |
| 2199 | |
| 2200 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "%s : UC READY", __func__); |
| 2201 | if (true == ipa_ctxt->uc_loaded) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2202 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s : UC already loaded", |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 2203 | __func__); |
| 2204 | return; |
| 2205 | } |
| 2206 | |
| 2207 | ipa_ctxt->uc_loaded = true; |
| 2208 | /* Connect pipe */ |
| 2209 | ipa_connect_wdi_pipe(&ipa_ctxt->cons_pipe_in, &pipe_out); |
| 2210 | ipa_ctxt->tx_pipe_handle = pipe_out.clnt_hdl; |
| 2211 | ipa_ctxt->tx_comp_doorbell_paddr = pipe_out.uc_door_bell_pa; |
| 2212 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 2213 | "%s : TX PIPE Handle %d, DBPA 0x%llx", |
| 2214 | __func__, ipa_ctxt->tx_pipe_handle, |
| 2215 | (unsigned long long) pipe_out.uc_door_bell_pa); |
| 2216 | |
| 2217 | ipa_connect_wdi_pipe(&ipa_ctxt->prod_pipe_in, &pipe_out); |
| 2218 | ipa_ctxt->rx_pipe_handle = pipe_out.clnt_hdl; |
| 2219 | ipa_ctxt->rx_ready_doorbell_paddr = pipe_out.uc_door_bell_pa; |
| 2220 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 2221 | "%s : RX PIPE Handle %d, DBPA 0x%llx", |
| 2222 | __func__, ipa_ctxt->rx_pipe_handle, |
| 2223 | (unsigned long long) pipe_out.uc_door_bell_pa); |
| 2224 | |
| 2225 | /* If already any STA connected, enable IPA/FW PIPEs */ |
| 2226 | if (ipa_ctxt->sap_num_connected_sta) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2227 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 2228 | "Client already connected, enable IPA/FW PIPEs"); |
| 2229 | hdd_ipa_uc_handle_first_con(ipa_ctxt); |
| 2230 | } |
| 2231 | } |
| 2232 | |
| 2233 | /** |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 2234 | * hdd_ipa_uc_op_metering() - IPA uC operation for stats and quota limit |
| 2235 | * @hdd_ctx: Global HDD context |
| 2236 | * @op_msg: operation message received from firmware |
| 2237 | * |
| 2238 | * Return: QDF_STATUS enumeration |
| 2239 | */ |
| 2240 | #ifdef FEATURE_METERING |
| 2241 | static QDF_STATUS hdd_ipa_uc_op_metering(hdd_context_t *hdd_ctx, |
| 2242 | struct op_msg_type *op_msg) |
| 2243 | { |
| 2244 | struct op_msg_type *msg = op_msg; |
| 2245 | struct ipa_uc_sharing_stats *uc_sharing_stats; |
| 2246 | struct ipa_uc_quota_rsp *uc_quota_rsp; |
| 2247 | struct ipa_uc_quota_ind *uc_quota_ind; |
| 2248 | struct hdd_ipa_priv *hdd_ipa; |
| 2249 | hdd_adapter_t *adapter; |
| 2250 | |
| 2251 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 2252 | |
| 2253 | if (HDD_IPA_UC_OPCODE_SHARING_STATS == msg->op_code) { |
| 2254 | /* fill-up ipa_uc_sharing_stats structure from FW */ |
| 2255 | uc_sharing_stats = (struct ipa_uc_sharing_stats *) |
| 2256 | ((uint8_t *)op_msg + sizeof(struct op_msg_type)); |
| 2257 | |
| 2258 | memcpy(&(hdd_ipa->ipa_sharing_stats), uc_sharing_stats, |
| 2259 | sizeof(struct ipa_uc_sharing_stats)); |
| 2260 | |
| 2261 | complete(&hdd_ipa->ipa_uc_sharing_stats_comp); |
| 2262 | |
| 2263 | HDD_IPA_DP_LOG(QDF_TRACE_LEVEL_DEBUG, |
| 2264 | "%s: %llu,%llu,%llu,%llu,%llu,%llu,%llu,%llu", |
| 2265 | "HDD_IPA_UC_OPCODE_SHARING_STATS", |
| 2266 | hdd_ipa->ipa_sharing_stats.ipv4_rx_packets, |
| 2267 | hdd_ipa->ipa_sharing_stats.ipv4_rx_bytes, |
| 2268 | hdd_ipa->ipa_sharing_stats.ipv6_rx_packets, |
| 2269 | hdd_ipa->ipa_sharing_stats.ipv6_rx_bytes, |
| 2270 | hdd_ipa->ipa_sharing_stats.ipv4_tx_packets, |
| 2271 | hdd_ipa->ipa_sharing_stats.ipv4_tx_bytes, |
| 2272 | hdd_ipa->ipa_sharing_stats.ipv6_tx_packets, |
| 2273 | hdd_ipa->ipa_sharing_stats.ipv6_tx_bytes); |
| 2274 | } else if (HDD_IPA_UC_OPCODE_QUOTA_RSP == msg->op_code) { |
| 2275 | /* received set quota response */ |
| 2276 | uc_quota_rsp = (struct ipa_uc_quota_rsp *) |
| 2277 | ((uint8_t *)op_msg + sizeof(struct op_msg_type)); |
| 2278 | |
| 2279 | memcpy(&(hdd_ipa->ipa_quota_rsp), uc_quota_rsp, |
| 2280 | sizeof(struct ipa_uc_quota_rsp)); |
| 2281 | |
| 2282 | complete(&hdd_ipa->ipa_uc_set_quota_comp); |
| 2283 | HDD_IPA_DP_LOG(QDF_TRACE_LEVEL_DEBUG, |
| 2284 | "%s: success=%d, quota_bytes=%llu", |
| 2285 | "HDD_IPA_UC_OPCODE_QUOTA_RSP", |
| 2286 | hdd_ipa->ipa_quota_rsp.success, |
| 2287 | ((uint64_t)(hdd_ipa->ipa_quota_rsp.quota_hi)<<32)| |
| 2288 | hdd_ipa->ipa_quota_rsp.quota_lo); |
| 2289 | } else if (HDD_IPA_UC_OPCODE_QUOTA_IND == msg->op_code) { |
| 2290 | /* hit quota limit */ |
| 2291 | uc_quota_ind = (struct ipa_uc_quota_ind *) |
| 2292 | ((uint8_t *)op_msg + sizeof(struct op_msg_type)); |
| 2293 | |
| 2294 | hdd_ipa->ipa_quota_ind.quota_bytes = |
| 2295 | uc_quota_ind->quota_bytes; |
| 2296 | |
| 2297 | /* send quota exceeded indication to IPA */ |
| 2298 | HDD_IPA_DP_LOG(QDF_TRACE_LEVEL_DEBUG, |
| 2299 | "OPCODE_QUOTA_IND: quota exceed! (quota_bytes=%llu)", |
| 2300 | hdd_ipa->ipa_quota_ind.quota_bytes); |
| 2301 | |
| 2302 | adapter = hdd_get_adapter(hdd_ipa->hdd_ctx, QDF_STA_MODE); |
| 2303 | if (adapter) |
| 2304 | ipa_broadcast_wdi_quota_reach_ind( |
| 2305 | adapter->dev->ifindex, |
| 2306 | uc_quota_ind->quota_bytes); |
| 2307 | else |
| 2308 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 2309 | "Failed quota_reach_ind: NULL adapter"); |
| 2310 | } else { |
| 2311 | return QDF_STATUS_E_INVAL; |
| 2312 | } |
| 2313 | |
| 2314 | return QDF_STATUS_SUCCESS; |
| 2315 | } |
| 2316 | #else |
| 2317 | static QDF_STATUS hdd_ipa_uc_op_metering(hdd_context_t *hdd_ctx, |
| 2318 | struct op_msg_type *op_msg) |
| 2319 | { |
| 2320 | return QDF_STATUS_E_INVAL; |
| 2321 | } |
| 2322 | #endif |
| 2323 | |
| 2324 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2325 | * hdd_ipa_uc_op_cb() - IPA uC operation callback |
| 2326 | * @op_msg: operation message received from firmware |
| 2327 | * @usr_ctxt: user context registered with TL (we register the HDD Global |
| 2328 | * context) |
| 2329 | * |
| 2330 | * Return: None |
| 2331 | */ |
| 2332 | static void hdd_ipa_uc_op_cb(struct op_msg_type *op_msg, void *usr_ctxt) |
| 2333 | { |
| 2334 | struct op_msg_type *msg = op_msg; |
| 2335 | struct ipa_uc_fw_stats *uc_fw_stat; |
| 2336 | struct IpaHwStatsWDIInfoData_t ipa_stat; |
| 2337 | struct hdd_ipa_priv *hdd_ipa; |
| 2338 | hdd_context_t *hdd_ctx; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2339 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2340 | |
| 2341 | if (!op_msg || !usr_ctxt) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2342 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "%s, INVALID ARG", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2343 | return; |
| 2344 | } |
| 2345 | |
| 2346 | if (HDD_IPA_UC_OPCODE_MAX <= msg->op_code) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2347 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2348 | "%s, INVALID OPCODE %d", __func__, msg->op_code); |
| 2349 | return; |
| 2350 | } |
| 2351 | |
| 2352 | hdd_ctx = (hdd_context_t *) usr_ctxt; |
| 2353 | |
| 2354 | /* |
| 2355 | * When SSR is going on or driver is unloading, just return. |
| 2356 | */ |
| 2357 | status = wlan_hdd_validate_context(hdd_ctx); |
Abhishek Singh | 23edd1c | 2016-05-05 11:56:06 +0530 | [diff] [blame] | 2358 | if (status) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2359 | qdf_mem_free(op_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2360 | return; |
| 2361 | } |
| 2362 | |
| 2363 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 2364 | |
Govind Singh | b6a8977 | 2016-08-12 11:23:35 +0530 | [diff] [blame] | 2365 | HDD_IPA_DP_LOG(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | 5f0fc23 | 2017-02-10 10:34:57 -0800 | [diff] [blame] | 2366 | "OPCODE=%d", msg->op_code); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2367 | |
| 2368 | if ((HDD_IPA_UC_OPCODE_TX_RESUME == msg->op_code) || |
| 2369 | (HDD_IPA_UC_OPCODE_RX_RESUME == msg->op_code)) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2370 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2371 | hdd_ipa->activated_fw_pipe++; |
| 2372 | if (HDD_IPA_UC_NUM_WDI_PIPE == hdd_ipa->activated_fw_pipe) { |
| 2373 | hdd_ipa->resource_loading = false; |
Manikandan Mohan | cd64c0b | 2017-03-08 13:00:24 -0800 | [diff] [blame] | 2374 | if (hdd_ipa->wdi_enabled == false) { |
| 2375 | hdd_ipa->wdi_enabled = true; |
| 2376 | if (hdd_ipa_uc_send_wdi_control_msg(true) == 0) |
| 2377 | hdd_ipa_send_mcc_scc_msg(hdd_ctx, |
| 2378 | hdd_ctx->mcc_mode); |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 2379 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2380 | hdd_ipa_uc_proc_pending_event(hdd_ipa); |
Yun Park | ccc6d7a | 2015-12-02 14:50:13 -0800 | [diff] [blame] | 2381 | if (hdd_ipa->pending_cons_req) |
| 2382 | ipa_rm_notify_completion( |
| 2383 | IPA_RM_RESOURCE_GRANTED, |
| 2384 | IPA_RM_RESOURCE_WLAN_CONS); |
Yun Park | 5b63501 | 2015-12-02 15:05:01 -0800 | [diff] [blame] | 2385 | hdd_ipa->pending_cons_req = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2386 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2387 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Yun Park | 8292dcb | 2016-10-07 16:46:06 -0700 | [diff] [blame] | 2388 | } else if ((HDD_IPA_UC_OPCODE_TX_SUSPEND == msg->op_code) || |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2389 | (HDD_IPA_UC_OPCODE_RX_SUSPEND == msg->op_code)) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2390 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2391 | hdd_ipa->activated_fw_pipe--; |
| 2392 | if (!hdd_ipa->activated_fw_pipe) { |
| 2393 | hdd_ipa_uc_disable_pipes(hdd_ipa); |
Yun Park | 5b63501 | 2015-12-02 15:05:01 -0800 | [diff] [blame] | 2394 | if (hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 2395 | ipa_rm_release_resource( |
| 2396 | IPA_RM_RESOURCE_WLAN_PROD); |
Jeff Johnson | faa63b8 | 2017-01-12 09:46:43 -0800 | [diff] [blame] | 2397 | /* |
| 2398 | * Sync return success from IPA |
| 2399 | * Enable/resume all the PIPEs |
| 2400 | */ |
Yun Park | 5b63501 | 2015-12-02 15:05:01 -0800 | [diff] [blame] | 2401 | hdd_ipa->resource_unloading = false; |
| 2402 | hdd_ipa_uc_proc_pending_event(hdd_ipa); |
| 2403 | hdd_ipa->pending_cons_req = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2404 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2405 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Yun Park | 8292dcb | 2016-10-07 16:46:06 -0700 | [diff] [blame] | 2406 | } else if ((HDD_IPA_UC_OPCODE_STATS == msg->op_code) && |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2407 | (HDD_IPA_UC_STAT_REASON_DEBUG == hdd_ipa->stat_req_reason)) { |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 2408 | struct ol_txrx_ipa_resources *res = &hdd_ipa->ipa_resource; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2409 | /* STATs from host */ |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 2410 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2411 | "==== IPA_UC WLAN_HOST CE ====\n" |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 2412 | "CE RING BASE: 0x%llx\n" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2413 | "CE RING SIZE: %d\n" |
| 2414 | "CE REG ADDR : 0x%llx", |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 2415 | (unsigned long long)res->ce_sr_base_paddr, |
| 2416 | res->ce_sr_ring_size, |
| 2417 | (unsigned long long)res->ce_reg_paddr); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 2418 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2419 | "==== IPA_UC WLAN_HOST TX ====\n" |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 2420 | "COMP RING BASE: 0x%llx\n" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2421 | "COMP RING SIZE: %d\n" |
| 2422 | "NUM ALLOC BUF: %d\n" |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 2423 | "COMP RING DBELL : 0x%llx", |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 2424 | (unsigned long long)res->tx_comp_ring_base_paddr, |
| 2425 | res->tx_comp_ring_size, |
| 2426 | res->tx_num_alloc_buffer, |
Manikandan Mohan | 22b8372 | 2015-12-15 15:03:23 -0800 | [diff] [blame] | 2427 | (unsigned long long)hdd_ipa->tx_comp_doorbell_paddr); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 2428 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2429 | "==== IPA_UC WLAN_HOST RX ====\n" |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 2430 | "IND RING BASE: 0x%llx\n" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2431 | "IND RING SIZE: %d\n" |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 2432 | "IND RING DBELL : 0x%llx\n" |
| 2433 | "PROC DONE IND ADDR : 0x%llx\n" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2434 | "NUM EXCP PKT : %llu\n" |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 2435 | "NUM TX FWD OK : %llu\n" |
| 2436 | "NUM TX FWD ERR : %llu", |
Yun Park | 8b2bc4b | 2016-12-18 16:58:33 -0800 | [diff] [blame] | 2437 | (unsigned long long)res->rx_rdy_ring_base_paddr, |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 2438 | res->rx_rdy_ring_size, |
Yun Park | 8b2bc4b | 2016-12-18 16:58:33 -0800 | [diff] [blame] | 2439 | (unsigned long long)hdd_ipa->rx_ready_doorbell_paddr, |
| 2440 | (unsigned long long)res->rx_proc_done_idx_paddr, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2441 | hdd_ipa->stats.num_rx_excep, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 2442 | hdd_ipa->stats.num_tx_fwd_ok, |
| 2443 | hdd_ipa->stats.num_tx_fwd_err); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 2444 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2445 | "==== IPA_UC WLAN_HOST CONTROL ====\n" |
| 2446 | "SAP NUM STAs: %d\n" |
| 2447 | "STA CONNECTED: %d\n" |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 2448 | "CONCURRENT MODE: %s\n" |
| 2449 | "TX PIPE HDL: 0x%x\n" |
| 2450 | "RX PIPE HDL : 0x%x\n" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2451 | "RSC LOADING : %d\n" |
| 2452 | "RSC UNLOADING : %d\n" |
| 2453 | "PNDNG CNS RQT : %d", |
| 2454 | hdd_ipa->sap_num_connected_sta, |
| 2455 | hdd_ipa->sta_connected, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 2456 | (hdd_ctx->mcc_mode ? "MCC" : "SCC"), |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2457 | hdd_ipa->tx_pipe_handle, |
| 2458 | hdd_ipa->rx_pipe_handle, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 2459 | hdd_ipa->resource_loading, |
| 2460 | hdd_ipa->resource_unloading, |
| 2461 | hdd_ipa->pending_cons_req); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2462 | |
| 2463 | /* STATs from FW */ |
| 2464 | uc_fw_stat = (struct ipa_uc_fw_stats *) |
| 2465 | ((uint8_t *)op_msg + sizeof(struct op_msg_type)); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 2466 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2467 | "==== IPA_UC WLAN_FW TX ====\n" |
| 2468 | "COMP RING BASE: 0x%x\n" |
| 2469 | "COMP RING SIZE: %d\n" |
| 2470 | "COMP RING DBELL : 0x%x\n" |
| 2471 | "COMP RING DBELL IND VAL : %d\n" |
| 2472 | "COMP RING DBELL CACHED VAL : %d\n" |
| 2473 | "COMP RING DBELL CACHED VAL : %d\n" |
| 2474 | "PKTS ENQ : %d\n" |
| 2475 | "PKTS COMP : %d\n" |
| 2476 | "IS SUSPEND : %d\n" |
| 2477 | "RSVD : 0x%x", |
| 2478 | uc_fw_stat->tx_comp_ring_base, |
| 2479 | uc_fw_stat->tx_comp_ring_size, |
| 2480 | uc_fw_stat->tx_comp_ring_dbell_addr, |
| 2481 | uc_fw_stat->tx_comp_ring_dbell_ind_val, |
| 2482 | uc_fw_stat->tx_comp_ring_dbell_cached_val, |
| 2483 | uc_fw_stat->tx_comp_ring_dbell_cached_val, |
| 2484 | uc_fw_stat->tx_pkts_enqueued, |
| 2485 | uc_fw_stat->tx_pkts_completed, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 2486 | uc_fw_stat->tx_is_suspend, |
| 2487 | uc_fw_stat->tx_reserved); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 2488 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2489 | "==== IPA_UC WLAN_FW RX ====\n" |
| 2490 | "IND RING BASE: 0x%x\n" |
| 2491 | "IND RING SIZE: %d\n" |
| 2492 | "IND RING DBELL : 0x%x\n" |
| 2493 | "IND RING DBELL IND VAL : %d\n" |
| 2494 | "IND RING DBELL CACHED VAL : %d\n" |
| 2495 | "RDY IND ADDR : 0x%x\n" |
| 2496 | "RDY IND CACHE VAL : %d\n" |
| 2497 | "RFIL IND : %d\n" |
| 2498 | "NUM PKT INDICAT : %d\n" |
| 2499 | "BUF REFIL : %d\n" |
| 2500 | "NUM DROP NO SPC : %d\n" |
| 2501 | "NUM DROP NO BUF : %d\n" |
| 2502 | "IS SUSPND : %d\n" |
| 2503 | "RSVD : 0x%x\n", |
| 2504 | uc_fw_stat->rx_ind_ring_base, |
| 2505 | uc_fw_stat->rx_ind_ring_size, |
| 2506 | uc_fw_stat->rx_ind_ring_dbell_addr, |
| 2507 | uc_fw_stat->rx_ind_ring_dbell_ind_val, |
| 2508 | uc_fw_stat->rx_ind_ring_dbell_ind_cached_val, |
| 2509 | uc_fw_stat->rx_ind_ring_rdidx_addr, |
| 2510 | uc_fw_stat->rx_ind_ring_rd_idx_cached_val, |
| 2511 | uc_fw_stat->rx_refill_idx, |
| 2512 | uc_fw_stat->rx_num_pkts_indicated, |
| 2513 | uc_fw_stat->rx_buf_refilled, |
| 2514 | uc_fw_stat->rx_num_ind_drop_no_space, |
| 2515 | uc_fw_stat->rx_num_ind_drop_no_buf, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 2516 | uc_fw_stat->rx_is_suspend, |
| 2517 | uc_fw_stat->rx_reserved); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2518 | /* STATs from IPA */ |
| 2519 | ipa_get_wdi_stats(&ipa_stat); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 2520 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2521 | "==== IPA_UC IPA TX ====\n" |
| 2522 | "NUM PROCD : %d\n" |
| 2523 | "CE DBELL : 0x%x\n" |
| 2524 | "NUM DBELL FIRED : %d\n" |
| 2525 | "COMP RNG FULL : %d\n" |
| 2526 | "COMP RNG EMPT : %d\n" |
| 2527 | "COMP RNG USE HGH : %d\n" |
| 2528 | "COMP RNG USE LOW : %d\n" |
| 2529 | "BAM FIFO FULL : %d\n" |
| 2530 | "BAM FIFO EMPT : %d\n" |
| 2531 | "BAM FIFO USE HGH : %d\n" |
| 2532 | "BAM FIFO USE LOW : %d\n" |
| 2533 | "NUM DBELL : %d\n" |
| 2534 | "NUM UNEXP DBELL : %d\n" |
| 2535 | "NUM BAM INT HDL : 0x%x\n" |
| 2536 | "NUM BAM INT NON-RUN : 0x%x\n" |
| 2537 | "NUM QMB INT HDL : 0x%x", |
| 2538 | ipa_stat.tx_ch_stats.num_pkts_processed, |
| 2539 | ipa_stat.tx_ch_stats.copy_engine_doorbell_value, |
| 2540 | ipa_stat.tx_ch_stats.num_db_fired, |
| 2541 | ipa_stat.tx_ch_stats.tx_comp_ring_stats.ringFull, |
| 2542 | ipa_stat.tx_ch_stats.tx_comp_ring_stats.ringEmpty, |
| 2543 | ipa_stat.tx_ch_stats.tx_comp_ring_stats.ringUsageHigh, |
| 2544 | ipa_stat.tx_ch_stats.tx_comp_ring_stats.ringUsageLow, |
| 2545 | ipa_stat.tx_ch_stats.bam_stats.bamFifoFull, |
| 2546 | ipa_stat.tx_ch_stats.bam_stats.bamFifoEmpty, |
| 2547 | ipa_stat.tx_ch_stats.bam_stats.bamFifoUsageHigh, |
| 2548 | ipa_stat.tx_ch_stats.bam_stats.bamFifoUsageLow, |
| 2549 | ipa_stat.tx_ch_stats.num_db, |
| 2550 | ipa_stat.tx_ch_stats.num_unexpected_db, |
| 2551 | ipa_stat.tx_ch_stats.num_bam_int_handled, |
| 2552 | ipa_stat.tx_ch_stats. |
| 2553 | num_bam_int_in_non_runnning_state, |
| 2554 | ipa_stat.tx_ch_stats.num_qmb_int_handled); |
| 2555 | |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 2556 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2557 | "==== IPA_UC IPA RX ====\n" |
| 2558 | "MAX OST PKT : %d\n" |
| 2559 | "NUM PKT PRCSD : %d\n" |
| 2560 | "RNG RP : 0x%x\n" |
| 2561 | "COMP RNG FULL : %d\n" |
| 2562 | "COMP RNG EMPT : %d\n" |
| 2563 | "COMP RNG USE HGH : %d\n" |
| 2564 | "COMP RNG USE LOW : %d\n" |
| 2565 | "BAM FIFO FULL : %d\n" |
| 2566 | "BAM FIFO EMPT : %d\n" |
| 2567 | "BAM FIFO USE HGH : %d\n" |
| 2568 | "BAM FIFO USE LOW : %d\n" |
| 2569 | "NUM DB : %d\n" |
| 2570 | "NUM UNEXP DB : %d\n" |
| 2571 | "NUM BAM INT HNDL : 0x%x\n", |
| 2572 | ipa_stat.rx_ch_stats.max_outstanding_pkts, |
| 2573 | ipa_stat.rx_ch_stats.num_pkts_processed, |
| 2574 | ipa_stat.rx_ch_stats.rx_ring_rp_value, |
| 2575 | ipa_stat.rx_ch_stats.rx_ind_ring_stats.ringFull, |
| 2576 | ipa_stat.rx_ch_stats.rx_ind_ring_stats.ringEmpty, |
| 2577 | ipa_stat.rx_ch_stats.rx_ind_ring_stats.ringUsageHigh, |
| 2578 | ipa_stat.rx_ch_stats.rx_ind_ring_stats.ringUsageLow, |
| 2579 | ipa_stat.rx_ch_stats.bam_stats.bamFifoFull, |
| 2580 | ipa_stat.rx_ch_stats.bam_stats.bamFifoEmpty, |
| 2581 | ipa_stat.rx_ch_stats.bam_stats.bamFifoUsageHigh, |
| 2582 | ipa_stat.rx_ch_stats.bam_stats.bamFifoUsageLow, |
| 2583 | ipa_stat.rx_ch_stats.num_db, |
| 2584 | ipa_stat.rx_ch_stats.num_unexpected_db, |
| 2585 | ipa_stat.rx_ch_stats.num_bam_int_handled); |
| 2586 | } else if ((HDD_IPA_UC_OPCODE_STATS == msg->op_code) && |
| 2587 | (HDD_IPA_UC_STAT_REASON_BW_CAL == hdd_ipa->stat_req_reason)) { |
| 2588 | /* STATs from FW */ |
| 2589 | uc_fw_stat = (struct ipa_uc_fw_stats *) |
| 2590 | ((uint8_t *)op_msg + sizeof(struct op_msg_type)); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2591 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2592 | hdd_ipa->ipa_tx_packets_diff = HDD_BW_GET_DIFF( |
| 2593 | uc_fw_stat->tx_pkts_completed, |
| 2594 | hdd_ipa->ipa_p_tx_packets); |
| 2595 | hdd_ipa->ipa_rx_packets_diff = HDD_BW_GET_DIFF( |
| 2596 | (uc_fw_stat->rx_num_ind_drop_no_space + |
| 2597 | uc_fw_stat->rx_num_ind_drop_no_buf + |
| 2598 | uc_fw_stat->rx_num_pkts_indicated), |
| 2599 | hdd_ipa->ipa_p_rx_packets); |
| 2600 | |
| 2601 | hdd_ipa->ipa_p_tx_packets = uc_fw_stat->tx_pkts_completed; |
| 2602 | hdd_ipa->ipa_p_rx_packets = |
| 2603 | (uc_fw_stat->rx_num_ind_drop_no_space + |
| 2604 | uc_fw_stat->rx_num_ind_drop_no_buf + |
| 2605 | uc_fw_stat->rx_num_pkts_indicated); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2606 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 2607 | } else if (msg->op_code == HDD_IPA_UC_OPCODE_UC_READY) { |
| 2608 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
| 2609 | hdd_ipa_uc_loaded_handler(hdd_ipa); |
| 2610 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 2611 | } else if (hdd_ipa_uc_op_metering(hdd_ctx, op_msg)) { |
| 2612 | HDD_IPA_LOG(LOGE, "Invalid message: op_code=%d, reason=%d", |
| 2613 | msg->op_code, hdd_ipa->stat_req_reason); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2614 | } |
Yun Park | 8957d80 | 2017-01-25 12:27:29 -0800 | [diff] [blame] | 2615 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2616 | qdf_mem_free(op_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2617 | } |
| 2618 | |
| 2619 | |
| 2620 | /** |
| 2621 | * hdd_ipa_uc_offload_enable_disable() - wdi enable/disable notify to fw |
| 2622 | * @adapter: device adapter instance |
| 2623 | * @offload_type: MCC or SCC |
| 2624 | * @enable: TX offload enable or disable |
| 2625 | * |
| 2626 | * Return: none |
| 2627 | */ |
| 2628 | static void hdd_ipa_uc_offload_enable_disable(hdd_adapter_t *adapter, |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 2629 | uint32_t offload_type, bool enable) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2630 | { |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 2631 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2632 | struct sir_ipa_offload_enable_disable ipa_offload_enable_disable; |
Yun Park | 8292dcb | 2016-10-07 16:46:06 -0700 | [diff] [blame] | 2633 | struct hdd_ipa_iface_context *iface_context = NULL; |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 2634 | uint8_t session_id; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2635 | |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 2636 | if (!adapter || !hdd_ipa) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2637 | return; |
| 2638 | |
Yun Park | 8292dcb | 2016-10-07 16:46:06 -0700 | [diff] [blame] | 2639 | iface_context = adapter->ipa_context; |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 2640 | session_id = adapter->sessionId; |
Yun Park | 8292dcb | 2016-10-07 16:46:06 -0700 | [diff] [blame] | 2641 | |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 2642 | if (!iface_context) { |
| 2643 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 2644 | "Interface context is NULL"); |
| 2645 | return; |
| 2646 | } |
Zhu Jianmin | ded9d2d | 2017-06-22 09:39:36 +0800 | [diff] [blame] | 2647 | if (session_id >= CSR_ROAM_SESSION_MAX) { |
| 2648 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 2649 | "invalid session id: %d", session_id); |
| 2650 | return; |
| 2651 | } |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 2652 | if (enable == hdd_ipa->vdev_offload_enabled[session_id]) { |
Yun Park | 8292dcb | 2016-10-07 16:46:06 -0700 | [diff] [blame] | 2653 | /* IPA offload status is already set as desired */ |
| 2654 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 2655 | "%s: (offload_type=%d, vdev_id=%d, enable=%d)", |
| 2656 | "IPA offload status is already set", |
| 2657 | offload_type, session_id, enable); |
Yun Park | 8292dcb | 2016-10-07 16:46:06 -0700 | [diff] [blame] | 2658 | return; |
| 2659 | } |
| 2660 | |
Yun Park | 4540e86 | 2016-11-10 16:30:06 -0800 | [diff] [blame] | 2661 | if (wlan_hdd_validate_session_id(adapter->sessionId)) { |
| 2662 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 2663 | "invalid session id: %d, offload_type=%d, enable=%d", |
| 2664 | adapter->sessionId, offload_type, enable); |
| 2665 | return; |
| 2666 | } |
| 2667 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2668 | qdf_mem_zero(&ipa_offload_enable_disable, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2669 | sizeof(ipa_offload_enable_disable)); |
| 2670 | ipa_offload_enable_disable.offload_type = offload_type; |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 2671 | ipa_offload_enable_disable.vdev_id = session_id; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2672 | ipa_offload_enable_disable.enable = enable; |
| 2673 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2674 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | 8292dcb | 2016-10-07 16:46:06 -0700 | [diff] [blame] | 2675 | "offload_type=%d, vdev_id=%d, enable=%d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2676 | ipa_offload_enable_disable.offload_type, |
| 2677 | ipa_offload_enable_disable.vdev_id, |
| 2678 | ipa_offload_enable_disable.enable); |
| 2679 | |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2680 | if (QDF_STATUS_SUCCESS != |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2681 | sme_ipa_offload_enable_disable(WLAN_HDD_GET_HAL_CTX(adapter), |
| 2682 | adapter->sessionId, &ipa_offload_enable_disable)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2683 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Jeff Johnson | a8a4f54 | 2016-11-08 10:56:53 -0800 | [diff] [blame] | 2684 | "%s: Failure to enable IPA offload (offload_type=%d, vdev_id=%d, enable=%d)", |
| 2685 | __func__, |
| 2686 | ipa_offload_enable_disable.offload_type, |
| 2687 | ipa_offload_enable_disable.vdev_id, |
| 2688 | ipa_offload_enable_disable.enable); |
Yun Park | 8292dcb | 2016-10-07 16:46:06 -0700 | [diff] [blame] | 2689 | } else { |
| 2690 | /* Update the IPA offload status */ |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 2691 | hdd_ipa->vdev_offload_enabled[session_id] = |
Yun Park | 8292dcb | 2016-10-07 16:46:06 -0700 | [diff] [blame] | 2692 | ipa_offload_enable_disable.enable; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2693 | } |
| 2694 | } |
| 2695 | |
| 2696 | /** |
| 2697 | * hdd_ipa_uc_fw_op_event_handler - IPA uC FW OPvent handler |
| 2698 | * @work: uC OP work |
| 2699 | * |
| 2700 | * Return: None |
| 2701 | */ |
| 2702 | static void hdd_ipa_uc_fw_op_event_handler(struct work_struct *work) |
| 2703 | { |
| 2704 | struct op_msg_type *msg; |
| 2705 | struct uc_op_work_struct *uc_op_work = container_of(work, |
| 2706 | struct uc_op_work_struct, work); |
| 2707 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 2708 | |
| 2709 | cds_ssr_protect(__func__); |
| 2710 | |
| 2711 | msg = uc_op_work->msg; |
| 2712 | uc_op_work->msg = NULL; |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2713 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2714 | "%s, posted msg %d", __func__, msg->op_code); |
| 2715 | |
| 2716 | hdd_ipa_uc_op_cb(msg, hdd_ipa->hdd_ctx); |
| 2717 | |
| 2718 | cds_ssr_unprotect(__func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2719 | } |
| 2720 | |
| 2721 | /** |
| 2722 | * hdd_ipa_uc_op_event_handler() - Adapter lookup |
| 2723 | * hdd_ipa_uc_fw_op_event_handler - IPA uC FW OPvent handler |
| 2724 | * @op_msg: operation message received from firmware |
| 2725 | * @hdd_ctx: Global HDD context |
| 2726 | * |
| 2727 | * Return: None |
| 2728 | */ |
| 2729 | static void hdd_ipa_uc_op_event_handler(uint8_t *op_msg, void *hdd_ctx) |
| 2730 | { |
| 2731 | struct hdd_ipa_priv *hdd_ipa; |
| 2732 | struct op_msg_type *msg; |
| 2733 | struct uc_op_work_struct *uc_op_work; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2734 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2735 | |
| 2736 | status = wlan_hdd_validate_context(hdd_ctx); |
Abhishek Singh | 23edd1c | 2016-05-05 11:56:06 +0530 | [diff] [blame] | 2737 | if (status) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2738 | goto end; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2739 | |
| 2740 | msg = (struct op_msg_type *)op_msg; |
| 2741 | hdd_ipa = ((hdd_context_t *)hdd_ctx)->hdd_ipa; |
| 2742 | |
| 2743 | if (unlikely(!hdd_ipa)) |
| 2744 | goto end; |
| 2745 | |
| 2746 | if (HDD_IPA_UC_OPCODE_MAX <= msg->op_code) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2747 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "%s: Invalid OP Code (%d)", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2748 | __func__, msg->op_code); |
| 2749 | goto end; |
| 2750 | } |
| 2751 | |
| 2752 | uc_op_work = &hdd_ipa->uc_op_work[msg->op_code]; |
| 2753 | if (uc_op_work->msg) |
| 2754 | /* When the same uC OPCODE is already pended, just return */ |
| 2755 | goto end; |
| 2756 | |
| 2757 | uc_op_work->msg = msg; |
| 2758 | schedule_work(&uc_op_work->work); |
| 2759 | return; |
| 2760 | |
| 2761 | end: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2762 | qdf_mem_free(op_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2763 | } |
| 2764 | |
| 2765 | /** |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 2766 | * hdd_ipa_init_uc_op_work - init ipa uc op work |
| 2767 | * @work: struct work_struct |
| 2768 | * @work_handler: work_handler |
| 2769 | * |
| 2770 | * Return: none |
| 2771 | */ |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 2772 | static void hdd_ipa_init_uc_op_work(struct work_struct *work, |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 2773 | work_func_t work_handler) |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 2774 | { |
| 2775 | INIT_WORK(work, work_handler); |
| 2776 | } |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 2777 | |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 2778 | #ifdef FEATURE_METERING |
| 2779 | /** |
| 2780 | * __hdd_ipa_wdi_meter_notifier_cb() - WLAN to IPA callback handler. |
| 2781 | * IPA calls to get WLAN stats or set quota limit. |
| 2782 | * @priv: pointer to private data registered with IPA (we register a |
| 2783 | *» pointer to the global IPA context) |
| 2784 | * @evt: the IPA event which triggered the callback |
| 2785 | * @data: data associated with the event |
| 2786 | * |
| 2787 | * Return: None |
| 2788 | */ |
| 2789 | static void __hdd_ipa_wdi_meter_notifier_cb(enum ipa_wdi_meter_evt_type evt, |
| 2790 | void *data) |
| 2791 | { |
| 2792 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 2793 | hdd_adapter_t *adapter = NULL; |
| 2794 | struct ipa_get_wdi_sap_stats *wdi_sap_stats; |
| 2795 | struct ipa_set_wifi_quota *ipa_set_quota; |
| 2796 | int ret = 0; |
| 2797 | |
| 2798 | if (wlan_hdd_validate_context(hdd_ipa->hdd_ctx)) |
| 2799 | return; |
| 2800 | |
| 2801 | adapter = hdd_get_adapter(hdd_ipa->hdd_ctx, QDF_STA_MODE); |
| 2802 | |
| 2803 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "event=%d", evt); |
| 2804 | |
| 2805 | switch (evt) { |
| 2806 | case IPA_GET_WDI_SAP_STATS: |
| 2807 | /* fill-up ipa_get_wdi_sap_stats structure after getting |
| 2808 | ipa_uc_fw_stats from FW */ |
| 2809 | wdi_sap_stats = data; |
| 2810 | |
| 2811 | if (!adapter) { |
| 2812 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 2813 | "IPA uC share stats failed - no adapter"); |
| 2814 | wdi_sap_stats->stats_valid = 0; |
| 2815 | return; |
| 2816 | } |
| 2817 | |
| 2818 | INIT_COMPLETION(hdd_ipa->ipa_uc_sharing_stats_comp); |
| 2819 | INIT_COMPLETION(hdd_ipa->ipa_uc_set_quota_comp); |
| 2820 | hdd_ipa_uc_sharing_stats_request(adapter, |
| 2821 | wdi_sap_stats->reset_stats); |
| 2822 | ret = wait_for_completion_timeout( |
| 2823 | &hdd_ipa->ipa_uc_sharing_stats_comp, |
| 2824 | msecs_to_jiffies(IPA_UC_SHARING_STATES_WAIT_TIME)); |
| 2825 | if (!ret) { |
| 2826 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 2827 | "IPA uC share stats request timed out"); |
| 2828 | wdi_sap_stats->stats_valid = 0; |
| 2829 | } else { |
| 2830 | wdi_sap_stats->stats_valid = 1; |
| 2831 | |
| 2832 | wdi_sap_stats->ipv4_rx_packets = |
| 2833 | hdd_ipa->ipa_sharing_stats.ipv4_rx_packets; |
| 2834 | wdi_sap_stats->ipv4_rx_bytes = |
| 2835 | hdd_ipa->ipa_sharing_stats.ipv4_rx_bytes; |
| 2836 | wdi_sap_stats->ipv6_rx_packets = |
| 2837 | hdd_ipa->ipa_sharing_stats.ipv6_rx_packets; |
| 2838 | wdi_sap_stats->ipv6_rx_bytes = |
| 2839 | hdd_ipa->ipa_sharing_stats.ipv6_rx_bytes; |
| 2840 | wdi_sap_stats->ipv4_tx_packets = |
| 2841 | hdd_ipa->ipa_sharing_stats.ipv4_tx_packets; |
| 2842 | wdi_sap_stats->ipv4_tx_bytes = |
| 2843 | hdd_ipa->ipa_sharing_stats.ipv4_tx_bytes; |
| 2844 | wdi_sap_stats->ipv6_tx_packets = |
| 2845 | hdd_ipa->ipa_sharing_stats.ipv6_tx_packets; |
| 2846 | wdi_sap_stats->ipv6_tx_bytes = |
| 2847 | hdd_ipa->ipa_sharing_stats.ipv6_tx_bytes; |
| 2848 | HDD_IPA_DP_LOG(QDF_TRACE_LEVEL_DEBUG, |
| 2849 | "%s:%d,%llu,%llu,%llu,%llu,%llu,%llu,%llu,%llu", |
| 2850 | "IPA_GET_WDI_SAP_STATS", |
| 2851 | wdi_sap_stats->stats_valid, |
| 2852 | wdi_sap_stats->ipv4_rx_packets, |
| 2853 | wdi_sap_stats->ipv4_rx_bytes, |
| 2854 | wdi_sap_stats->ipv6_rx_packets, |
| 2855 | wdi_sap_stats->ipv6_rx_bytes, |
| 2856 | wdi_sap_stats->ipv4_tx_packets, |
| 2857 | wdi_sap_stats->ipv4_tx_bytes, |
| 2858 | wdi_sap_stats->ipv6_tx_packets, |
| 2859 | wdi_sap_stats->ipv6_tx_bytes); |
| 2860 | } |
| 2861 | break; |
| 2862 | case IPA_SET_WIFI_QUOTA: |
| 2863 | /* get ipa_set_wifi_quota structure from IPA and pass to FW |
| 2864 | through quota_exceeded field in ipa_uc_fw_stats */ |
| 2865 | ipa_set_quota = data; |
| 2866 | |
| 2867 | if (!adapter) { |
| 2868 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 2869 | "IPA uC set quota failed - no adapter"); |
| 2870 | ipa_set_quota->set_valid = 0; |
| 2871 | return; |
| 2872 | } |
| 2873 | |
| 2874 | hdd_ipa_uc_set_quota(adapter, ipa_set_quota->set_quota, |
| 2875 | ipa_set_quota->quota_bytes); |
| 2876 | |
| 2877 | ret = wait_for_completion_timeout( |
| 2878 | &hdd_ipa->ipa_uc_set_quota_comp, |
| 2879 | msecs_to_jiffies(IPA_UC_SET_QUOTA_WAIT_TIME)); |
| 2880 | if (!ret) { |
| 2881 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 2882 | "IPA uC set quota request timed out"); |
| 2883 | ipa_set_quota->set_valid = 0; |
| 2884 | } else { |
| 2885 | ipa_set_quota->quota_bytes = |
| 2886 | ((uint64_t)(hdd_ipa->ipa_quota_rsp.quota_hi) |
| 2887 | <<32)|hdd_ipa->ipa_quota_rsp.quota_lo; |
| 2888 | ipa_set_quota->set_valid = |
| 2889 | hdd_ipa->ipa_quota_rsp.success; |
| 2890 | } |
| 2891 | |
| 2892 | HDD_IPA_DP_LOG(QDF_TRACE_LEVEL_DEBUG, "SET_QUOTA: %llu, %d", |
| 2893 | ipa_set_quota->quota_bytes, |
| 2894 | ipa_set_quota->set_valid); |
| 2895 | break; |
| 2896 | } |
| 2897 | } |
| 2898 | |
| 2899 | /** |
| 2900 | * hdd_ipa_wdi_meter_notifier_cb() - WLAN to IPA callback handler. |
| 2901 | * IPA calls to get WLAN stats or set quota limit. |
| 2902 | * @priv: pointer to private data registered with IPA (we register a |
| 2903 | *» pointer to the global IPA context) |
| 2904 | * @evt: the IPA event which triggered the callback |
| 2905 | * @data: data associated with the event |
| 2906 | * |
| 2907 | * Return: None |
| 2908 | */ |
| 2909 | static void hdd_ipa_wdi_meter_notifier_cb(enum ipa_wdi_meter_evt_type evt, |
| 2910 | void *data) |
| 2911 | { |
| 2912 | cds_ssr_protect(__func__); |
| 2913 | __hdd_ipa_wdi_meter_notifier_cb(evt, data); |
| 2914 | cds_ssr_unprotect(__func__); |
| 2915 | } |
| 2916 | |
| 2917 | static void hdd_ipa_init_metering(struct hdd_ipa_priv *ipa_ctxt, |
| 2918 | struct ipa_wdi_in_params *pipe_in) |
| 2919 | { |
| 2920 | pipe_in->wdi_notify = hdd_ipa_wdi_meter_notifier_cb; |
| 2921 | |
| 2922 | init_completion(&ipa_ctxt->ipa_uc_sharing_stats_comp); |
| 2923 | init_completion(&ipa_ctxt->ipa_uc_set_quota_comp); |
| 2924 | } |
| 2925 | #else |
| 2926 | static void hdd_ipa_init_metering(struct hdd_ipa_priv *ipa_ctxt, |
| 2927 | struct ipa_wdi_in_params *pipe_in) |
| 2928 | { |
| 2929 | } |
| 2930 | #endif |
| 2931 | |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 2932 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2933 | * hdd_ipa_uc_ol_init() - Initialize IPA uC offload |
| 2934 | * @hdd_ctx: Global HDD context |
| 2935 | * |
Manikandan Mohan | 2e803a0 | 2017-02-14 14:57:53 -0800 | [diff] [blame] | 2936 | * This function is called to update IPA pipe configuration with resources |
| 2937 | * allocated by wlan driver (cds_pre_enable) before enabling it in FW |
| 2938 | * (cds_enable) |
| 2939 | * |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2940 | * Return: QDF_STATUS |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2941 | */ |
Manikandan Mohan | bb8a7ee | 2017-02-09 11:26:53 -0800 | [diff] [blame] | 2942 | QDF_STATUS hdd_ipa_uc_ol_init(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2943 | { |
| 2944 | struct ipa_wdi_in_params pipe_in; |
| 2945 | struct ipa_wdi_out_params pipe_out; |
| 2946 | struct hdd_ipa_priv *ipa_ctxt = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 2947 | void *soc = cds_get_context(QDF_MODULE_ID_SOC); |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 2948 | struct ol_txrx_pdev_t *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
| 2949 | int ret; |
| 2950 | QDF_STATUS stat = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2951 | |
Manikandan Mohan | 2e803a0 | 2017-02-14 14:57:53 -0800 | [diff] [blame] | 2952 | if (!hdd_ipa_uc_is_enabled(hdd_ctx)) |
| 2953 | return QDF_STATUS_SUCCESS; |
Manikandan Mohan | bb8a7ee | 2017-02-09 11:26:53 -0800 | [diff] [blame] | 2954 | |
Manikandan Mohan | 2e803a0 | 2017-02-14 14:57:53 -0800 | [diff] [blame] | 2955 | ENTER(); |
| 2956 | /* Do only IPA Pipe specific configuration here. All one time |
| 2957 | * initialization wrt IPA UC shall in hdd_ipa_init and those need |
| 2958 | * to be reinit at SSR shall in be SSR deinit / reinit functions. |
| 2959 | */ |
Manikandan Mohan | bb8a7ee | 2017-02-09 11:26:53 -0800 | [diff] [blame] | 2960 | if (!pdev || !soc) { |
| 2961 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, "DP context is NULL"); |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 2962 | stat = QDF_STATUS_E_FAILURE; |
| 2963 | goto fail_return; |
Manikandan Mohan | bb8a7ee | 2017-02-09 11:26:53 -0800 | [diff] [blame] | 2964 | } |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 2965 | |
| 2966 | cdp_ipa_get_resource(soc, (void *)pdev, &ipa_ctxt->ipa_resource); |
Manikandan Mohan | bb8a7ee | 2017-02-09 11:26:53 -0800 | [diff] [blame] | 2967 | if ((ipa_ctxt->ipa_resource.ce_sr_base_paddr == 0) || |
| 2968 | (ipa_ctxt->ipa_resource.tx_comp_ring_base_paddr == 0) || |
| 2969 | (ipa_ctxt->ipa_resource.rx_rdy_ring_base_paddr == 0) || |
| 2970 | (ipa_ctxt->ipa_resource.rx2_rdy_ring_base_paddr == 0)) { |
| 2971 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, |
| 2972 | "IPA UC resource alloc fail"); |
| 2973 | return QDF_STATUS_E_FAILURE; |
| 2974 | } |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 2975 | qdf_mem_zero(&ipa_ctxt->cons_pipe_in, sizeof(struct ipa_wdi_in_params)); |
| 2976 | qdf_mem_zero(&ipa_ctxt->prod_pipe_in, sizeof(struct ipa_wdi_in_params)); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2977 | qdf_mem_zero(&pipe_in, sizeof(struct ipa_wdi_in_params)); |
| 2978 | qdf_mem_zero(&pipe_out, sizeof(struct ipa_wdi_out_params)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2979 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2980 | /* TX PIPE */ |
| 2981 | pipe_in.sys.ipa_ep_cfg.nat.nat_en = IPA_BYPASS_NAT; |
| 2982 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_len = HDD_IPA_UC_WLAN_TX_HDR_LEN; |
| 2983 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_ofst_pkt_size_valid = 1; |
| 2984 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_ofst_pkt_size = 0; |
| 2985 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_additional_const_len = |
| 2986 | HDD_IPA_UC_WLAN_8023_HDR_SIZE; |
| 2987 | pipe_in.sys.ipa_ep_cfg.mode.mode = IPA_BASIC; |
| 2988 | pipe_in.sys.client = IPA_CLIENT_WLAN1_CONS; |
| 2989 | pipe_in.sys.desc_fifo_sz = hdd_ctx->config->IpaDescSize; |
| 2990 | pipe_in.sys.priv = hdd_ctx->hdd_ipa; |
| 2991 | pipe_in.sys.ipa_ep_cfg.hdr_ext.hdr_little_endian = true; |
| 2992 | pipe_in.sys.notify = hdd_ipa_i2w_cb; |
| 2993 | if (!hdd_ipa_is_rm_enabled(hdd_ctx)) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 2994 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
| 2995 | "%s: IPA RM DISABLED, IPA AWAKE", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2996 | pipe_in.sys.keep_ipa_awake = true; |
| 2997 | } |
| 2998 | |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 2999 | pipe_in.u.dl.comp_ring_base_pa = |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3000 | ipa_ctxt->ipa_resource.tx_comp_ring_base_paddr; |
Yun Park | 034e978 | 2017-01-23 16:17:11 -0800 | [diff] [blame] | 3001 | /* IPA requires total byte counts of Tx comp ring */ |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 3002 | pipe_in.u.dl.comp_ring_size = |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3003 | ipa_ctxt->ipa_resource.tx_comp_ring_size * |
| 3004 | sizeof(qdf_dma_addr_t); |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 3005 | pipe_in.u.dl.ce_ring_base_pa = |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3006 | ipa_ctxt->ipa_resource.ce_sr_base_paddr; |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 3007 | pipe_in.u.dl.ce_door_bell_pa = ipa_ctxt->ipa_resource.ce_reg_paddr; |
| 3008 | pipe_in.u.dl.ce_ring_size = |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3009 | ipa_ctxt->ipa_resource.ce_sr_ring_size; |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 3010 | pipe_in.u.dl.num_tx_buffers = |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3011 | ipa_ctxt->ipa_resource.tx_num_alloc_buffer; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3012 | |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3013 | qdf_mem_copy(&ipa_ctxt->cons_pipe_in, &pipe_in, |
| 3014 | sizeof(struct ipa_wdi_in_params)); |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3015 | hdd_ipa_uc_get_db_paddr(&ipa_ctxt->tx_comp_doorbell_paddr, |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3016 | IPA_CLIENT_WLAN1_CONS); |
| 3017 | |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3018 | if (true == ipa_ctxt->uc_loaded) { |
| 3019 | /* Connect WDI IPA PIPE */ |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3020 | ret = ipa_connect_wdi_pipe(&ipa_ctxt->cons_pipe_in, &pipe_out); |
| 3021 | if (ret) { |
| 3022 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 3023 | "ipa_connect_wdi_pipe falied for Tx: ret=%d", |
| 3024 | ret); |
| 3025 | stat = QDF_STATUS_E_FAILURE; |
| 3026 | goto fail_return; |
| 3027 | } |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 3028 | |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3029 | /* Micro Controller Doorbell register */ |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 3030 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 3031 | "CONS DB pipe out 0x%x TX PIPE Handle 0x%x", |
| 3032 | (unsigned int)pipe_out.uc_door_bell_pa, |
| 3033 | ipa_ctxt->tx_pipe_handle); |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3034 | ipa_ctxt->tx_comp_doorbell_paddr = pipe_out.uc_door_bell_pa; |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3035 | |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3036 | /* WLAN TX PIPE Handle */ |
| 3037 | ipa_ctxt->tx_pipe_handle = pipe_out.clnt_hdl; |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 3038 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 3039 | "TX: %s 0x%x, %s %d, %s 0x%x, %s 0x%x, %s %d, %s %d, %s 0x%x", |
| 3040 | "comp_ring_base_pa", |
| 3041 | (unsigned int)pipe_in.u.dl.comp_ring_base_pa, |
| 3042 | "comp_ring_size", |
| 3043 | pipe_in.u.dl.comp_ring_size, |
| 3044 | "ce_ring_base_pa", |
| 3045 | (unsigned int)pipe_in.u.dl.ce_ring_base_pa, |
| 3046 | "ce_door_bell_pa", |
| 3047 | (unsigned int)pipe_in.u.dl.ce_door_bell_pa, |
| 3048 | "ce_ring_size", |
| 3049 | pipe_in.u.dl.ce_ring_size, |
| 3050 | "num_tx_buffers", |
| 3051 | pipe_in.u.dl.num_tx_buffers, |
| 3052 | "tx_comp_doorbell_paddr", |
| 3053 | (unsigned int)ipa_ctxt->tx_comp_doorbell_paddr); |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3054 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3055 | |
| 3056 | /* RX PIPE */ |
| 3057 | pipe_in.sys.ipa_ep_cfg.nat.nat_en = IPA_BYPASS_NAT; |
| 3058 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_len = HDD_IPA_UC_WLAN_RX_HDR_LEN; |
| 3059 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_ofst_metadata_valid = 0; |
| 3060 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_metadata_reg_valid = 1; |
| 3061 | pipe_in.sys.ipa_ep_cfg.mode.mode = IPA_BASIC; |
| 3062 | pipe_in.sys.client = IPA_CLIENT_WLAN1_PROD; |
| 3063 | pipe_in.sys.desc_fifo_sz = hdd_ctx->config->IpaDescSize + |
| 3064 | sizeof(struct sps_iovec); |
| 3065 | pipe_in.sys.notify = hdd_ipa_w2i_cb; |
| 3066 | if (!hdd_ipa_is_rm_enabled(hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3067 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3068 | "%s: IPA RM DISABLED, IPA AWAKE", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3069 | pipe_in.sys.keep_ipa_awake = true; |
| 3070 | } |
| 3071 | |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 3072 | pipe_in.u.ul.rdy_ring_base_pa = |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3073 | ipa_ctxt->ipa_resource.rx_rdy_ring_base_paddr; |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 3074 | pipe_in.u.ul.rdy_ring_size = |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3075 | ipa_ctxt->ipa_resource.rx_rdy_ring_size; |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 3076 | pipe_in.u.ul.rdy_ring_rp_pa = |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3077 | ipa_ctxt->ipa_resource.rx_proc_done_idx_paddr; |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 3078 | HDD_IPA_WDI2_SET(pipe_in, ipa_ctxt); |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3079 | |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 3080 | hdd_ipa_init_metering(ipa_ctxt, &pipe_in); |
| 3081 | |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3082 | qdf_mem_copy(&ipa_ctxt->prod_pipe_in, &pipe_in, |
| 3083 | sizeof(struct ipa_wdi_in_params)); |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3084 | hdd_ipa_uc_get_db_paddr(&ipa_ctxt->rx_ready_doorbell_paddr, |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3085 | IPA_CLIENT_WLAN1_PROD); |
| 3086 | |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3087 | if (true == ipa_ctxt->uc_loaded) { |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3088 | ret = ipa_connect_wdi_pipe(&ipa_ctxt->prod_pipe_in, &pipe_out); |
| 3089 | if (ret) { |
| 3090 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 3091 | "ipa_connect_wdi_pipe falied for Rx: ret=%d", |
| 3092 | ret); |
| 3093 | stat = QDF_STATUS_E_FAILURE; |
| 3094 | goto fail_return; |
| 3095 | |
| 3096 | } |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3097 | ipa_ctxt->rx_ready_doorbell_paddr = pipe_out.uc_door_bell_pa; |
| 3098 | ipa_ctxt->rx_pipe_handle = pipe_out.clnt_hdl; |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 3099 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3100 | "PROD DB pipe out 0x%x TX PIPE Handle 0x%x", |
| 3101 | (unsigned int)pipe_out.uc_door_bell_pa, |
| 3102 | ipa_ctxt->tx_pipe_handle); |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 3103 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 3104 | "RX: %s 0x%x, %s %d, %s 0x%x, %s 0x%x", |
| 3105 | "rdy_ring_base_pa", |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3106 | (unsigned int)pipe_in.u.ul.rdy_ring_base_pa, |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 3107 | "rdy_ring_size", |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3108 | pipe_in.u.ul.rdy_ring_size, |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 3109 | "rdy_ring_rp_pa", |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3110 | (unsigned int)pipe_in.u.ul.rdy_ring_rp_pa, |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 3111 | "rx_ready_doorbell_paddr", |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 3112 | (unsigned int)ipa_ctxt->rx_ready_doorbell_paddr); |
| 3113 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3114 | |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3115 | cdp_ipa_set_doorbell_paddr(soc, (void *)pdev, |
| 3116 | ipa_ctxt->tx_comp_doorbell_paddr, |
| 3117 | ipa_ctxt->rx_ready_doorbell_paddr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3118 | |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3119 | cdp_ipa_register_op_cb(soc, (void *)pdev, |
| 3120 | hdd_ipa_uc_op_event_handler, (void *)hdd_ctx); |
| 3121 | |
| 3122 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO_HIGH, |
| 3123 | "ipa_uc_op_cb=0x%p, tx_comp_idx_paddr=0x%x, rx_rdy_idx_paddr=0x%x", |
| 3124 | pdev->ipa_uc_op_cb, |
| 3125 | (unsigned int)pdev->htt_pdev->ipa_uc_tx_rsc.tx_comp_idx_paddr, |
| 3126 | (unsigned int)pdev->htt_pdev->ipa_uc_rx_rsc.rx_rdy_idx_paddr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3127 | |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 3128 | fail_return: |
| 3129 | EXIT(); |
| 3130 | return stat; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3131 | } |
| 3132 | |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 3133 | /** |
Sravan Kumar Kairam | 7112171 | 2017-04-15 00:34:42 +0530 | [diff] [blame] | 3134 | * hdd_ipa_uc_ol_deinit() - Disconnect IPA TX and RX pipes |
| 3135 | * @hdd_ctx: Global HDD context |
| 3136 | * |
| 3137 | * Return: 0 on success, negativer errno on error |
| 3138 | */ |
| 3139 | int hdd_ipa_uc_ol_deinit(hdd_context_t *hdd_ctx) |
| 3140 | { |
| 3141 | struct hdd_ipa_priv *hdd_ipa = hdd_ctx->hdd_ipa; |
| 3142 | int ret = 0; |
| 3143 | |
| 3144 | if (!hdd_ipa_uc_is_enabled(hdd_ctx)) |
| 3145 | return ret; |
| 3146 | |
Sravan Kumar Kairam | 374a868 | 2017-05-15 13:19:44 +0530 | [diff] [blame] | 3147 | if (!hdd_ipa->ipa_pipes_down) |
| 3148 | hdd_ipa_uc_disable_pipes(hdd_ipa); |
| 3149 | |
Sravan Kumar Kairam | 7112171 | 2017-04-15 00:34:42 +0530 | [diff] [blame] | 3150 | if (true == hdd_ipa->uc_loaded) { |
| 3151 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
| 3152 | "%s: Disconnect TX PIPE tx_pipe_handle=0x%x", |
| 3153 | __func__, hdd_ipa->tx_pipe_handle); |
| 3154 | ret = ipa_disconnect_wdi_pipe(hdd_ipa->tx_pipe_handle); |
| 3155 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
| 3156 | "%s: Disconnect RX PIPE rx_pipe_handle=0x%x", |
| 3157 | __func__, hdd_ipa->rx_pipe_handle); |
| 3158 | ret = ipa_disconnect_wdi_pipe(hdd_ipa->rx_pipe_handle); |
| 3159 | } |
| 3160 | |
| 3161 | return ret; |
| 3162 | } |
| 3163 | |
| 3164 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3165 | * __hdd_ipa_uc_force_pipe_shutdown() - Force shutdown IPA pipe |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 3166 | * @hdd_ctx: hdd main context |
| 3167 | * |
| 3168 | * Force shutdown IPA pipe |
| 3169 | * Independent of FW pipe status, IPA pipe shutdonw progress |
| 3170 | * in case, any STA does not leave properly, IPA HW pipe should cleaned up |
| 3171 | * independent from FW pipe status |
| 3172 | * |
| 3173 | * Return: NONE |
| 3174 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3175 | static void __hdd_ipa_uc_force_pipe_shutdown(hdd_context_t *hdd_ctx) |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 3176 | { |
| 3177 | struct hdd_ipa_priv *hdd_ipa; |
| 3178 | |
| 3179 | if (!hdd_ipa_is_enabled(hdd_ctx) || !hdd_ctx->hdd_ipa) |
| 3180 | return; |
| 3181 | |
| 3182 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 3183 | if (false == hdd_ipa->ipa_pipes_down) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3184 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 3185 | "IPA pipes are not down yet, force shutdown"); |
| 3186 | hdd_ipa_uc_disable_pipes(hdd_ipa); |
| 3187 | } else { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 3188 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 3189 | "IPA pipes are down, do nothing"); |
| 3190 | } |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 3191 | } |
| 3192 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3193 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3194 | * hdd_ipa_uc_force_pipe_shutdown() - SSR wrapper for |
| 3195 | * __hdd_ipa_uc_force_pipe_shutdown |
| 3196 | * @hdd_ctx: hdd main context |
| 3197 | * |
| 3198 | * Force shutdown IPA pipe |
| 3199 | * Independent of FW pipe status, IPA pipe shutdonw progress |
| 3200 | * in case, any STA does not leave properly, IPA HW pipe should cleaned up |
| 3201 | * independent from FW pipe status |
| 3202 | * |
| 3203 | * Return: NONE |
| 3204 | */ |
| 3205 | void hdd_ipa_uc_force_pipe_shutdown(hdd_context_t *hdd_ctx) |
| 3206 | { |
| 3207 | cds_ssr_protect(__func__); |
| 3208 | __hdd_ipa_uc_force_pipe_shutdown(hdd_ctx); |
| 3209 | cds_ssr_unprotect(__func__); |
| 3210 | } |
| 3211 | |
| 3212 | /** |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3213 | * hdd_ipa_msg_free_fn() - Free an IPA message |
| 3214 | * @buff: pointer to the IPA message |
| 3215 | * @len: length of the IPA message |
| 3216 | * @type: type of IPA message |
| 3217 | * |
| 3218 | * Return: None |
| 3219 | */ |
| 3220 | static void hdd_ipa_msg_free_fn(void *buff, uint32_t len, uint32_t type) |
| 3221 | { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 3222 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "msg type:%d, len:%d", type, len); |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3223 | ghdd_ipa->stats.num_free_msg++; |
| 3224 | qdf_mem_free(buff); |
| 3225 | } |
| 3226 | |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3227 | /** |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3228 | * hdd_ipa_uc_send_evt() - send event to ipa |
| 3229 | * @hdd_ctx: pointer to hdd context |
| 3230 | * @type: event type |
| 3231 | * @mac_addr: pointer to mac address |
| 3232 | * |
| 3233 | * Send event to IPA driver |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3234 | * |
| 3235 | * Return: 0 - Success |
| 3236 | */ |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3237 | static int hdd_ipa_uc_send_evt(hdd_adapter_t *adapter, |
| 3238 | enum ipa_wlan_event type, uint8_t *mac_addr) |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3239 | { |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3240 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3241 | struct ipa_msg_meta meta; |
| 3242 | struct ipa_wlan_msg *msg; |
| 3243 | int ret = 0; |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3244 | |
| 3245 | meta.msg_len = sizeof(struct ipa_wlan_msg); |
| 3246 | msg = qdf_mem_malloc(meta.msg_len); |
| 3247 | if (msg == NULL) { |
| 3248 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 3249 | "msg allocation failed"); |
| 3250 | return -ENOMEM; |
| 3251 | } |
| 3252 | |
| 3253 | meta.msg_type = type; |
| 3254 | strlcpy(msg->name, adapter->dev->name, |
| 3255 | IPA_RESOURCE_NAME_MAX); |
| 3256 | memcpy(msg->mac_addr, mac_addr, ETH_ALEN); |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 3257 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s: Evt: %d", |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3258 | msg->name, meta.msg_type); |
| 3259 | ret = ipa_send_msg(&meta, msg, hdd_ipa_msg_free_fn); |
| 3260 | if (ret) { |
| 3261 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 3262 | "%s: Evt: %d fail:%d", |
| 3263 | msg->name, meta.msg_type, ret); |
| 3264 | qdf_mem_free(msg); |
| 3265 | return ret; |
| 3266 | } |
| 3267 | |
| 3268 | hdd_ipa->stats.num_send_msg++; |
| 3269 | |
| 3270 | return ret; |
| 3271 | } |
| 3272 | |
| 3273 | /** |
| 3274 | * hdd_ipa_uc_disconnect_client() - send client disconnect event |
| 3275 | * @hdd_ctx: pointer to hdd adapter |
| 3276 | * |
| 3277 | * Send disconnect client event to IPA driver during SSR |
| 3278 | * |
| 3279 | * Return: 0 - Success |
| 3280 | */ |
| 3281 | static int hdd_ipa_uc_disconnect_client(hdd_adapter_t *adapter) |
| 3282 | { |
| 3283 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 3284 | int ret = 0; |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3285 | int i; |
| 3286 | |
| 3287 | for (i = 0; i < WLAN_MAX_STA_COUNT; i++) { |
| 3288 | if (qdf_is_macaddr_broadcast(&adapter->aStaInfo[i].macAddrSTA)) |
| 3289 | continue; |
| 3290 | if ((adapter->aStaInfo[i].isUsed) && |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3291 | (!adapter->aStaInfo[i].isDeauthInProgress) && |
| 3292 | hdd_ipa->sap_num_connected_sta) { |
| 3293 | hdd_ipa_uc_send_evt(adapter, WLAN_CLIENT_DISCONNECT, |
| 3294 | adapter->aStaInfo[i].macAddrSTA.bytes); |
| 3295 | hdd_ipa->sap_num_connected_sta--; |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3296 | } |
| 3297 | } |
| 3298 | |
| 3299 | return ret; |
| 3300 | } |
| 3301 | |
| 3302 | /** |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3303 | * hdd_ipa_uc_disconnect_ap() - send ap disconnect event |
| 3304 | * @hdd_ctx: pointer to hdd adapter |
| 3305 | * |
| 3306 | * Send disconnect ap event to IPA driver during SSR |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3307 | * |
| 3308 | * Return: 0 - Success |
| 3309 | */ |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3310 | |
| 3311 | static int hdd_ipa_uc_disconnect_ap(hdd_adapter_t *adapter) |
| 3312 | { |
| 3313 | int ret = 0; |
| 3314 | |
| 3315 | if (adapter->ipa_context) |
| 3316 | hdd_ipa_uc_send_evt(adapter, WLAN_AP_DISCONNECT, |
| 3317 | adapter->dev->dev_addr); |
| 3318 | |
| 3319 | return ret; |
| 3320 | } |
| 3321 | |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3322 | /** |
| 3323 | * hdd_ipa_uc_disconnect_sta() - send sta disconnect event |
| 3324 | * @hdd_ctx: pointer to hdd adapter |
| 3325 | * |
| 3326 | * Send disconnect sta event to IPA driver during SSR |
| 3327 | * |
| 3328 | * Return: 0 - Success |
| 3329 | */ |
| 3330 | static int hdd_ipa_uc_disconnect_sta(hdd_adapter_t *adapter) |
| 3331 | { |
| 3332 | hdd_station_ctx_t *pHddStaCtx; |
| 3333 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 3334 | int ret = 0; |
| 3335 | |
Manikandan Mohan | cd64c0b | 2017-03-08 13:00:24 -0800 | [diff] [blame] | 3336 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx) && |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3337 | hdd_ipa->sta_connected) { |
| 3338 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 3339 | hdd_ipa_uc_send_evt(adapter, WLAN_STA_DISCONNECT, |
Manikandan Mohan | cd64c0b | 2017-03-08 13:00:24 -0800 | [diff] [blame] | 3340 | pHddStaCtx->conn_info.bssId.bytes); |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3341 | } |
| 3342 | |
| 3343 | return ret; |
| 3344 | } |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3345 | |
| 3346 | /** |
| 3347 | * hdd_ipa_uc_disconnect() - send disconnect ipa event |
| 3348 | * @hdd_ctx: pointer to hdd context |
| 3349 | * |
| 3350 | * Send disconnect event to IPA driver during SSR |
| 3351 | * |
| 3352 | * Return: 0 - Success |
| 3353 | */ |
| 3354 | static int hdd_ipa_uc_disconnect(hdd_context_t *hdd_ctx) |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3355 | { |
| 3356 | hdd_adapter_list_node_t *adapter_node = NULL, *next = NULL; |
| 3357 | QDF_STATUS status; |
| 3358 | hdd_adapter_t *adapter; |
| 3359 | int ret = 0; |
| 3360 | |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3361 | status = hdd_get_front_adapter(hdd_ctx, &adapter_node); |
| 3362 | while (NULL != adapter_node && QDF_STATUS_SUCCESS == status) { |
| 3363 | adapter = adapter_node->pAdapter; |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3364 | if (adapter->device_mode == QDF_SAP_MODE) { |
| 3365 | hdd_ipa_uc_disconnect_client(adapter); |
| 3366 | hdd_ipa_uc_disconnect_ap(adapter); |
| 3367 | } else if (adapter->device_mode == QDF_STA_MODE) { |
| 3368 | hdd_ipa_uc_disconnect_sta(adapter); |
| 3369 | } |
| 3370 | |
Govind Singh | 9c58eba | 2016-09-02 16:23:06 +0530 | [diff] [blame] | 3371 | status = hdd_get_next_adapter( |
| 3372 | hdd_ctx, adapter_node, &next); |
| 3373 | adapter_node = next; |
| 3374 | } |
| 3375 | |
| 3376 | return ret; |
| 3377 | } |
| 3378 | |
| 3379 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3380 | * __hdd_ipa_uc_ssr_deinit() - handle ipa deinit for SSR |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3381 | * |
| 3382 | * Deinit basic IPA UC host side to be in sync reloaded FW during |
| 3383 | * SSR |
| 3384 | * |
| 3385 | * Return: 0 - Success |
| 3386 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3387 | static int __hdd_ipa_uc_ssr_deinit(void) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3388 | { |
| 3389 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 3390 | int idx; |
| 3391 | struct hdd_ipa_iface_context *iface_context; |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 3392 | hdd_context_t *hdd_ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3393 | |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 3394 | if (!hdd_ipa) |
| 3395 | return 0; |
| 3396 | |
| 3397 | hdd_ctx = hdd_ipa->hdd_ctx; |
| 3398 | if (!hdd_ipa_uc_is_enabled(hdd_ctx)) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3399 | return 0; |
| 3400 | |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3401 | /* send disconnect to ipa driver */ |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 3402 | hdd_ipa_uc_disconnect(hdd_ctx); |
jge | 6203786 | 2016-12-09 10:44:33 +0800 | [diff] [blame] | 3403 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3404 | /* Clean up HDD IPA interfaces */ |
| 3405 | for (idx = 0; (hdd_ipa->num_iface > 0) && |
| 3406 | (idx < HDD_IPA_MAX_IFACE); idx++) { |
| 3407 | iface_context = &hdd_ipa->iface_context[idx]; |
Manikandan Mohan | eab5824 | 2017-02-17 14:21:53 -0800 | [diff] [blame] | 3408 | if (iface_context->adapter && iface_context->adapter->magic == |
| 3409 | WLAN_HDD_ADAPTER_MAGIC) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3410 | hdd_ipa_cleanup_iface(iface_context); |
| 3411 | } |
Manikandan Mohan | eab5824 | 2017-02-17 14:21:53 -0800 | [diff] [blame] | 3412 | hdd_ipa->num_iface = 0; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3413 | /* After SSR, wlan driver reloads FW again. But we need to protect |
| 3414 | * IPA submodule during SSR transient state. So deinit basic IPA |
| 3415 | * UC host side to be in sync with reloaded FW during SSR |
| 3416 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3417 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3418 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3419 | for (idx = 0; idx < WLAN_MAX_STA_COUNT; idx++) { |
| 3420 | hdd_ipa->assoc_stas_map[idx].is_reserved = false; |
| 3421 | hdd_ipa->assoc_stas_map[idx].sta_id = 0xFF; |
| 3422 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3423 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3424 | |
Guolei Bian | ca144d8 | 2016-11-10 11:07:42 +0800 | [diff] [blame] | 3425 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) |
| 3426 | hdd_ipa_uc_sta_reset_sta_connected(hdd_ipa); |
| 3427 | |
Manikandan Mohan | 2e803a0 | 2017-02-14 14:57:53 -0800 | [diff] [blame] | 3428 | for (idx = 0; idx < HDD_IPA_UC_OPCODE_MAX; idx++) { |
| 3429 | cancel_work_sync(&hdd_ipa->uc_op_work[idx].work); |
| 3430 | qdf_mem_free(hdd_ipa->uc_op_work[idx].msg); |
| 3431 | hdd_ipa->uc_op_work[idx].msg = NULL; |
| 3432 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3433 | return 0; |
| 3434 | } |
| 3435 | |
| 3436 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3437 | * hdd_ipa_uc_ssr_deinit() - SSR wrapper for __hdd_ipa_uc_ssr_deinit |
| 3438 | * |
| 3439 | * Deinit basic IPA UC host side to be in sync reloaded FW during |
| 3440 | * SSR |
| 3441 | * |
| 3442 | * Return: 0 - Success |
| 3443 | */ |
| 3444 | int hdd_ipa_uc_ssr_deinit(void) |
| 3445 | { |
| 3446 | int ret; |
| 3447 | |
| 3448 | cds_ssr_protect(__func__); |
| 3449 | ret = __hdd_ipa_uc_ssr_deinit(); |
| 3450 | cds_ssr_unprotect(__func__); |
| 3451 | |
| 3452 | return ret; |
| 3453 | } |
| 3454 | |
| 3455 | /** |
| 3456 | * __hdd_ipa_uc_ssr_reinit() - handle ipa reinit after SSR |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3457 | * |
| 3458 | * Init basic IPA UC host side to be in sync with reloaded FW after |
| 3459 | * SSR to resume IPA UC operations |
| 3460 | * |
| 3461 | * Return: 0 - Success |
| 3462 | */ |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 3463 | static int __hdd_ipa_uc_ssr_reinit(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3464 | { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3465 | |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 3466 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 3467 | int i; |
| 3468 | struct hdd_ipa_iface_context *iface_context = NULL; |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 3469 | |
| 3470 | if (!hdd_ipa || !hdd_ipa_uc_is_enabled(hdd_ctx)) |
| 3471 | return 0; |
| 3472 | |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 3473 | /* Create the interface context */ |
| 3474 | for (i = 0; i < HDD_IPA_MAX_IFACE; i++) { |
| 3475 | iface_context = &hdd_ipa->iface_context[i]; |
| 3476 | iface_context->hdd_ipa = hdd_ipa; |
| 3477 | iface_context->cons_client = |
| 3478 | hdd_ipa_adapter_2_client[i].cons_client; |
| 3479 | iface_context->prod_client = |
| 3480 | hdd_ipa_adapter_2_client[i].prod_client; |
| 3481 | iface_context->iface_id = i; |
| 3482 | iface_context->adapter = NULL; |
| 3483 | } |
| 3484 | for (i = 0; i < CSR_ROAM_SESSION_MAX; i++) { |
| 3485 | hdd_ipa->vdev_to_iface[i] = CSR_ROAM_SESSION_MAX; |
| 3486 | hdd_ipa->vdev_offload_enabled[i] = false; |
| 3487 | } |
| 3488 | |
| 3489 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 3490 | hdd_ipa->resource_loading = false; |
| 3491 | hdd_ipa->resource_unloading = false; |
| 3492 | hdd_ipa->sta_connected = 0; |
| 3493 | hdd_ipa->ipa_pipes_down = true; |
| 3494 | hdd_ipa->uc_loaded = true; |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 3495 | } |
| 3496 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3497 | return 0; |
| 3498 | } |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 3499 | |
| 3500 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3501 | * hdd_ipa_uc_ssr_reinit() - SSR wrapper for __hdd_ipa_uc_ssr_reinit |
| 3502 | * |
| 3503 | * Init basic IPA UC host side to be in sync with reloaded FW after |
| 3504 | * SSR to resume IPA UC operations |
| 3505 | * |
| 3506 | * Return: 0 - Success |
| 3507 | */ |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 3508 | int hdd_ipa_uc_ssr_reinit(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3509 | { |
| 3510 | int ret; |
| 3511 | |
| 3512 | cds_ssr_protect(__func__); |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 3513 | ret = __hdd_ipa_uc_ssr_reinit(hdd_ctx); |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3514 | cds_ssr_unprotect(__func__); |
| 3515 | |
| 3516 | return ret; |
| 3517 | } |
| 3518 | |
| 3519 | /** |
| 3520 | * __hdd_ipa_tx_packet_ipa() - send packet to IPA |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 3521 | * @hdd_ctx: Global HDD context |
| 3522 | * @skb: skb sent to IPA |
| 3523 | * @session_id: send packet instance session id |
| 3524 | * |
| 3525 | * Send TX packet which generated by system to IPA. |
| 3526 | * This routine only will be used for function verification |
| 3527 | * |
| 3528 | * Return: NULL packet sent to IPA properly |
| 3529 | * NULL invalid packet drop |
| 3530 | * skb packet not sent to IPA. legacy data path should handle |
| 3531 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3532 | static struct sk_buff *__hdd_ipa_tx_packet_ipa(hdd_context_t *hdd_ctx, |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 3533 | struct sk_buff *skb, uint8_t session_id) |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 3534 | { |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 3535 | struct ipa_header *ipa_header; |
| 3536 | struct frag_header *frag_header; |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3537 | struct hdd_ipa_priv *hdd_ipa; |
| 3538 | |
| 3539 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 3540 | return skb; |
| 3541 | |
| 3542 | hdd_ipa = hdd_ctx->hdd_ipa; |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 3543 | |
| 3544 | if (!hdd_ipa_uc_is_enabled(hdd_ctx)) |
| 3545 | return skb; |
| 3546 | |
Leo Chang | 07b28f6 | 2016-05-11 12:29:22 -0700 | [diff] [blame] | 3547 | if (!hdd_ipa) |
| 3548 | return skb; |
| 3549 | |
| 3550 | if (HDD_IPA_UC_NUM_WDI_PIPE != hdd_ipa->activated_fw_pipe) |
| 3551 | return skb; |
| 3552 | |
Leo Chang | cc923e2 | 2016-06-16 15:29:03 -0700 | [diff] [blame] | 3553 | if (skb_headroom(skb) < |
| 3554 | (sizeof(struct ipa_header) + sizeof(struct frag_header))) |
Leo Chang | 07b28f6 | 2016-05-11 12:29:22 -0700 | [diff] [blame] | 3555 | return skb; |
| 3556 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 3557 | ipa_header = (struct ipa_header *) skb_push(skb, |
| 3558 | sizeof(struct ipa_header)); |
| 3559 | if (!ipa_header) { |
| 3560 | /* No headroom, legacy */ |
| 3561 | return skb; |
| 3562 | } |
| 3563 | memset(ipa_header, 0, sizeof(*ipa_header)); |
| 3564 | ipa_header->vdev_id = 0; |
| 3565 | |
| 3566 | frag_header = (struct frag_header *) skb_push(skb, |
| 3567 | sizeof(struct frag_header)); |
| 3568 | if (!frag_header) { |
| 3569 | /* No headroom, drop */ |
| 3570 | kfree_skb(skb); |
| 3571 | return NULL; |
| 3572 | } |
| 3573 | memset(frag_header, 0, sizeof(*frag_header)); |
| 3574 | frag_header->length = skb->len - sizeof(struct frag_header) |
| 3575 | - sizeof(struct ipa_header); |
| 3576 | |
| 3577 | ipa_tx_dp(IPA_CLIENT_WLAN1_CONS, skb, NULL); |
| 3578 | return NULL; |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 3579 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3580 | |
| 3581 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3582 | * hdd_ipa_tx_packet_ipa() - SSR wrapper for __hdd_ipa_tx_packet_ipa |
| 3583 | * @hdd_ctx: Global HDD context |
| 3584 | * @skb: skb sent to IPA |
| 3585 | * @session_id: send packet instance session id |
| 3586 | * |
| 3587 | * Send TX packet which generated by system to IPA. |
| 3588 | * This routine only will be used for function verification |
| 3589 | * |
| 3590 | * Return: NULL packet sent to IPA properly |
| 3591 | * NULL invalid packet drop |
| 3592 | * skb packet not sent to IPA. legacy data path should handle |
| 3593 | */ |
| 3594 | struct sk_buff *hdd_ipa_tx_packet_ipa(hdd_context_t *hdd_ctx, |
| 3595 | struct sk_buff *skb, uint8_t session_id) |
| 3596 | { |
| 3597 | struct sk_buff *ret; |
| 3598 | |
| 3599 | cds_ssr_protect(__func__); |
| 3600 | ret = __hdd_ipa_tx_packet_ipa(hdd_ctx, skb, session_id); |
| 3601 | cds_ssr_unprotect(__func__); |
| 3602 | |
| 3603 | return ret; |
| 3604 | } |
| 3605 | |
| 3606 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3607 | * hdd_ipa_wake_lock_timer_func() - Wake lock work handler |
| 3608 | * @work: scheduled work |
| 3609 | * |
| 3610 | * When IPA resources are released in hdd_ipa_rm_try_release() we do |
| 3611 | * not want to immediately release the wake lock since the system |
| 3612 | * would then potentially try to suspend when there is a healthy data |
| 3613 | * rate. Deferred work is scheduled and this function handles the |
| 3614 | * work. When this function is called, if the IPA resource is still |
| 3615 | * released then we release the wake lock. |
| 3616 | * |
| 3617 | * Return: None |
| 3618 | */ |
| 3619 | static void hdd_ipa_wake_lock_timer_func(struct work_struct *work) |
| 3620 | { |
| 3621 | struct hdd_ipa_priv *hdd_ipa = container_of(to_delayed_work(work), |
| 3622 | struct hdd_ipa_priv, |
| 3623 | wake_lock_work); |
| 3624 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3625 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3626 | |
| 3627 | if (hdd_ipa->rm_state != HDD_IPA_RM_RELEASED) |
| 3628 | goto end; |
| 3629 | |
| 3630 | hdd_ipa->wake_lock_released = true; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3631 | qdf_wake_lock_release(&hdd_ipa->wake_lock, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3632 | WIFI_POWER_EVENT_WAKELOCK_IPA); |
| 3633 | |
| 3634 | end: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3635 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3636 | } |
| 3637 | |
| 3638 | /** |
| 3639 | * hdd_ipa_rm_request() - Request resource from IPA |
| 3640 | * @hdd_ipa: Global HDD IPA context |
| 3641 | * |
| 3642 | * Return: 0 on success, negative errno on error |
| 3643 | */ |
| 3644 | static int hdd_ipa_rm_request(struct hdd_ipa_priv *hdd_ipa) |
| 3645 | { |
| 3646 | int ret = 0; |
| 3647 | |
| 3648 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 3649 | return 0; |
| 3650 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3651 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3652 | |
| 3653 | switch (hdd_ipa->rm_state) { |
| 3654 | case HDD_IPA_RM_GRANTED: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3655 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3656 | return 0; |
| 3657 | case HDD_IPA_RM_GRANT_PENDING: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3658 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3659 | return -EINPROGRESS; |
| 3660 | case HDD_IPA_RM_RELEASED: |
| 3661 | hdd_ipa->rm_state = HDD_IPA_RM_GRANT_PENDING; |
| 3662 | break; |
| 3663 | } |
| 3664 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3665 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3666 | |
| 3667 | ret = ipa_rm_inactivity_timer_request_resource( |
| 3668 | IPA_RM_RESOURCE_WLAN_PROD); |
| 3669 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3670 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3671 | if (ret == 0) { |
| 3672 | hdd_ipa->rm_state = HDD_IPA_RM_GRANTED; |
| 3673 | hdd_ipa->stats.num_rm_grant_imm++; |
| 3674 | } |
| 3675 | |
| 3676 | cancel_delayed_work(&hdd_ipa->wake_lock_work); |
| 3677 | if (hdd_ipa->wake_lock_released) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3678 | qdf_wake_lock_acquire(&hdd_ipa->wake_lock, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3679 | WIFI_POWER_EVENT_WAKELOCK_IPA); |
| 3680 | hdd_ipa->wake_lock_released = false; |
| 3681 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3682 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3683 | |
| 3684 | return ret; |
| 3685 | } |
| 3686 | |
| 3687 | /** |
| 3688 | * hdd_ipa_rm_try_release() - Attempt to release IPA resource |
| 3689 | * @hdd_ipa: Global HDD IPA context |
| 3690 | * |
| 3691 | * Return: 0 if resources released, negative errno otherwise |
| 3692 | */ |
| 3693 | static int hdd_ipa_rm_try_release(struct hdd_ipa_priv *hdd_ipa) |
| 3694 | { |
| 3695 | int ret = 0; |
| 3696 | |
| 3697 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 3698 | return 0; |
| 3699 | |
| 3700 | if (atomic_read(&hdd_ipa->tx_ref_cnt)) |
| 3701 | return -EAGAIN; |
| 3702 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3703 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3704 | |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 3705 | if (!qdf_nbuf_is_queue_empty(&hdd_ipa->pm_queue_head)) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3706 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3707 | return -EAGAIN; |
| 3708 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3709 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3710 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3711 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3712 | switch (hdd_ipa->rm_state) { |
| 3713 | case HDD_IPA_RM_GRANTED: |
| 3714 | break; |
| 3715 | case HDD_IPA_RM_GRANT_PENDING: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3716 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3717 | return -EINPROGRESS; |
| 3718 | case HDD_IPA_RM_RELEASED: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3719 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3720 | return 0; |
| 3721 | } |
| 3722 | |
| 3723 | /* IPA driver returns immediately so set the state here to avoid any |
| 3724 | * race condition. |
| 3725 | */ |
| 3726 | hdd_ipa->rm_state = HDD_IPA_RM_RELEASED; |
| 3727 | hdd_ipa->stats.num_rm_release++; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3728 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3729 | |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 3730 | ret = ipa_rm_inactivity_timer_release_resource( |
| 3731 | IPA_RM_RESOURCE_WLAN_PROD); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3732 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3733 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3734 | if (unlikely(ret != 0)) { |
| 3735 | hdd_ipa->rm_state = HDD_IPA_RM_GRANTED; |
| 3736 | WARN_ON(1); |
| 3737 | } |
| 3738 | |
| 3739 | /* |
| 3740 | * If wake_lock is released immediately, kernel would try to suspend |
| 3741 | * immediately as well, Just avoid ping-pong between suspend-resume |
| 3742 | * while there is healthy amount of data transfer going on by |
| 3743 | * releasing the wake_lock after some delay. |
| 3744 | */ |
| 3745 | schedule_delayed_work(&hdd_ipa->wake_lock_work, |
| 3746 | msecs_to_jiffies |
| 3747 | (HDD_IPA_RX_INACTIVITY_MSEC_DELAY)); |
| 3748 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3749 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3750 | |
| 3751 | return ret; |
| 3752 | } |
| 3753 | |
| 3754 | /** |
| 3755 | * hdd_ipa_rm_notify() - IPA resource manager notifier callback |
| 3756 | * @user_data: user data registered with IPA |
| 3757 | * @event: the IPA resource manager event that occurred |
| 3758 | * @data: the data associated with the event |
| 3759 | * |
| 3760 | * Return: None |
| 3761 | */ |
| 3762 | static void hdd_ipa_rm_notify(void *user_data, enum ipa_rm_event event, |
| 3763 | unsigned long data) |
| 3764 | { |
| 3765 | struct hdd_ipa_priv *hdd_ipa = user_data; |
| 3766 | |
| 3767 | if (unlikely(!hdd_ipa)) |
| 3768 | return; |
| 3769 | |
| 3770 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 3771 | return; |
| 3772 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 3773 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "Evt: %d", event); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3774 | |
| 3775 | switch (event) { |
| 3776 | case IPA_RM_RESOURCE_GRANTED: |
| 3777 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 3778 | /* RM Notification comes with ISR context |
| 3779 | * it should be serialized into work queue to avoid |
| 3780 | * ISR sleep problem |
| 3781 | */ |
| 3782 | hdd_ipa->uc_rm_work.event = event; |
| 3783 | schedule_work(&hdd_ipa->uc_rm_work.work); |
| 3784 | break; |
| 3785 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3786 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3787 | hdd_ipa->rm_state = HDD_IPA_RM_GRANTED; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3788 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3789 | hdd_ipa->stats.num_rm_grant++; |
| 3790 | break; |
| 3791 | |
| 3792 | case IPA_RM_RESOURCE_RELEASED: |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 3793 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "RM Release"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3794 | hdd_ipa->resource_unloading = false; |
| 3795 | break; |
| 3796 | |
| 3797 | default: |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3798 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Unknown RM Evt: %d", event); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3799 | break; |
| 3800 | } |
| 3801 | } |
| 3802 | |
| 3803 | /** |
| 3804 | * hdd_ipa_rm_cons_release() - WLAN consumer resource release handler |
| 3805 | * |
| 3806 | * Callback function registered with IPA that is called when IPA wants |
| 3807 | * to release the WLAN consumer resource |
| 3808 | * |
| 3809 | * Return: 0 if the request is granted, negative errno otherwise |
| 3810 | */ |
| 3811 | static int hdd_ipa_rm_cons_release(void) |
| 3812 | { |
| 3813 | return 0; |
| 3814 | } |
| 3815 | |
| 3816 | /** |
| 3817 | * hdd_ipa_rm_cons_request() - WLAN consumer resource request handler |
| 3818 | * |
| 3819 | * Callback function registered with IPA that is called when IPA wants |
| 3820 | * to access the WLAN consumer resource |
| 3821 | * |
| 3822 | * Return: 0 if the request is granted, negative errno otherwise |
| 3823 | */ |
| 3824 | static int hdd_ipa_rm_cons_request(void) |
| 3825 | { |
Yun Park | 4d8b60a | 2015-10-22 13:59:32 -0700 | [diff] [blame] | 3826 | int ret = 0; |
| 3827 | |
| 3828 | if (ghdd_ipa->resource_loading) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3829 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, |
Yun Park | 4d8b60a | 2015-10-22 13:59:32 -0700 | [diff] [blame] | 3830 | "%s: IPA resource loading in progress", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3831 | __func__); |
| 3832 | ghdd_ipa->pending_cons_req = true; |
Yun Park | 4d8b60a | 2015-10-22 13:59:32 -0700 | [diff] [blame] | 3833 | ret = -EINPROGRESS; |
| 3834 | } else if (ghdd_ipa->resource_unloading) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3835 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, |
Yun Park | 4d8b60a | 2015-10-22 13:59:32 -0700 | [diff] [blame] | 3836 | "%s: IPA resource unloading in progress", |
| 3837 | __func__); |
| 3838 | ghdd_ipa->pending_cons_req = true; |
| 3839 | ret = -EPERM; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3840 | } |
Yun Park | 4d8b60a | 2015-10-22 13:59:32 -0700 | [diff] [blame] | 3841 | |
| 3842 | return ret; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3843 | } |
| 3844 | |
| 3845 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3846 | * __hdd_ipa_set_perf_level() - Set IPA performance level |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3847 | * @hdd_ctx: Global HDD context |
| 3848 | * @tx_packets: Number of packets transmitted in the last sample period |
| 3849 | * @rx_packets: Number of packets received in the last sample period |
| 3850 | * |
| 3851 | * Return: 0 on success, negative errno on error |
| 3852 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3853 | static int __hdd_ipa_set_perf_level(hdd_context_t *hdd_ctx, uint64_t tx_packets, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3854 | uint64_t rx_packets) |
| 3855 | { |
| 3856 | uint32_t next_cons_bw, next_prod_bw; |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3857 | struct hdd_ipa_priv *hdd_ipa; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3858 | struct ipa_rm_perf_profile profile; |
| 3859 | int ret; |
| 3860 | |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3861 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 3862 | return 0; |
| 3863 | |
| 3864 | hdd_ipa = hdd_ctx->hdd_ipa; |
| 3865 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3866 | if ((!hdd_ipa_is_enabled(hdd_ctx)) || |
| 3867 | (!hdd_ipa_is_clk_scaling_enabled(hdd_ctx))) |
| 3868 | return 0; |
| 3869 | |
| 3870 | memset(&profile, 0, sizeof(profile)); |
| 3871 | |
| 3872 | if (tx_packets > (hdd_ctx->config->busBandwidthHighThreshold / 2)) |
| 3873 | next_cons_bw = hdd_ctx->config->IpaHighBandwidthMbps; |
| 3874 | else if (tx_packets > |
| 3875 | (hdd_ctx->config->busBandwidthMediumThreshold / 2)) |
| 3876 | next_cons_bw = hdd_ctx->config->IpaMediumBandwidthMbps; |
| 3877 | else |
| 3878 | next_cons_bw = hdd_ctx->config->IpaLowBandwidthMbps; |
| 3879 | |
| 3880 | if (rx_packets > (hdd_ctx->config->busBandwidthHighThreshold / 2)) |
| 3881 | next_prod_bw = hdd_ctx->config->IpaHighBandwidthMbps; |
| 3882 | else if (rx_packets > |
| 3883 | (hdd_ctx->config->busBandwidthMediumThreshold / 2)) |
| 3884 | next_prod_bw = hdd_ctx->config->IpaMediumBandwidthMbps; |
| 3885 | else |
| 3886 | next_prod_bw = hdd_ctx->config->IpaLowBandwidthMbps; |
| 3887 | |
Yun Park | ec84530 | 2016-12-15 09:22:57 -0800 | [diff] [blame] | 3888 | HDD_IPA_DP_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3889 | "CONS perf curr: %d, next: %d", |
| 3890 | hdd_ipa->curr_cons_bw, next_cons_bw); |
Yun Park | ec84530 | 2016-12-15 09:22:57 -0800 | [diff] [blame] | 3891 | HDD_IPA_DP_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3892 | "PROD perf curr: %d, next: %d", |
| 3893 | hdd_ipa->curr_prod_bw, next_prod_bw); |
| 3894 | |
| 3895 | if (hdd_ipa->curr_cons_bw != next_cons_bw) { |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 3896 | hdd_debug("Requesting CONS perf curr: %d, next: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3897 | hdd_ipa->curr_cons_bw, next_cons_bw); |
| 3898 | profile.max_supported_bandwidth_mbps = next_cons_bw; |
| 3899 | ret = ipa_rm_set_perf_profile(IPA_RM_RESOURCE_WLAN_CONS, |
| 3900 | &profile); |
| 3901 | if (ret) { |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 3902 | hdd_err("RM CONS set perf profile failed: %d", ret); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3903 | |
| 3904 | return ret; |
| 3905 | } |
| 3906 | hdd_ipa->curr_cons_bw = next_cons_bw; |
| 3907 | hdd_ipa->stats.num_cons_perf_req++; |
| 3908 | } |
| 3909 | |
| 3910 | if (hdd_ipa->curr_prod_bw != next_prod_bw) { |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 3911 | hdd_debug("Requesting PROD perf curr: %d, next: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3912 | hdd_ipa->curr_prod_bw, next_prod_bw); |
| 3913 | profile.max_supported_bandwidth_mbps = next_prod_bw; |
| 3914 | ret = ipa_rm_set_perf_profile(IPA_RM_RESOURCE_WLAN_PROD, |
| 3915 | &profile); |
| 3916 | if (ret) { |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 3917 | hdd_err("RM PROD set perf profile failed: %d", ret); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3918 | return ret; |
| 3919 | } |
| 3920 | hdd_ipa->curr_prod_bw = next_prod_bw; |
| 3921 | hdd_ipa->stats.num_prod_perf_req++; |
| 3922 | } |
| 3923 | |
| 3924 | return 0; |
| 3925 | } |
| 3926 | |
| 3927 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 3928 | * hdd_ipa_set_perf_level() - SSR wrapper for __hdd_ipa_set_perf_level |
| 3929 | * @hdd_ctx: Global HDD context |
| 3930 | * @tx_packets: Number of packets transmitted in the last sample period |
| 3931 | * @rx_packets: Number of packets received in the last sample period |
| 3932 | * |
| 3933 | * Return: 0 on success, negative errno on error |
| 3934 | */ |
| 3935 | int hdd_ipa_set_perf_level(hdd_context_t *hdd_ctx, uint64_t tx_packets, |
| 3936 | uint64_t rx_packets) |
| 3937 | { |
| 3938 | int ret; |
| 3939 | |
| 3940 | cds_ssr_protect(__func__); |
| 3941 | ret = __hdd_ipa_set_perf_level(hdd_ctx, tx_packets, rx_packets); |
| 3942 | cds_ssr_unprotect(__func__); |
| 3943 | |
| 3944 | return ret; |
| 3945 | } |
| 3946 | |
| 3947 | /** |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 3948 | * hdd_ipa_init_uc_rm_work - init ipa uc resource manager work |
| 3949 | * @work: struct work_struct |
| 3950 | * @work_handler: work_handler |
| 3951 | * |
| 3952 | * Return: none |
| 3953 | */ |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 3954 | static void hdd_ipa_init_uc_rm_work(struct work_struct *work, |
| 3955 | work_func_t work_handler) |
| 3956 | { |
| 3957 | INIT_WORK(work, work_handler); |
| 3958 | } |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 3959 | |
| 3960 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3961 | * hdd_ipa_setup_rm() - Setup IPA resource management |
| 3962 | * @hdd_ipa: Global HDD IPA context |
| 3963 | * |
| 3964 | * Return: 0 on success, negative errno on error |
| 3965 | */ |
| 3966 | static int hdd_ipa_setup_rm(struct hdd_ipa_priv *hdd_ipa) |
| 3967 | { |
| 3968 | struct ipa_rm_create_params create_params = { 0 }; |
| 3969 | int ret; |
| 3970 | |
| 3971 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 3972 | return 0; |
| 3973 | |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 3974 | hdd_ipa_init_uc_rm_work(&hdd_ipa->uc_rm_work.work, |
| 3975 | hdd_ipa_uc_rm_notify_defer); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3976 | memset(&create_params, 0, sizeof(create_params)); |
| 3977 | create_params.name = IPA_RM_RESOURCE_WLAN_PROD; |
| 3978 | create_params.reg_params.user_data = hdd_ipa; |
| 3979 | create_params.reg_params.notify_cb = hdd_ipa_rm_notify; |
| 3980 | create_params.floor_voltage = IPA_VOLTAGE_SVS; |
| 3981 | |
| 3982 | ret = ipa_rm_create_resource(&create_params); |
| 3983 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3984 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3985 | "Create RM resource failed: %d", ret); |
| 3986 | goto setup_rm_fail; |
| 3987 | } |
| 3988 | |
| 3989 | memset(&create_params, 0, sizeof(create_params)); |
| 3990 | create_params.name = IPA_RM_RESOURCE_WLAN_CONS; |
| 3991 | create_params.request_resource = hdd_ipa_rm_cons_request; |
| 3992 | create_params.release_resource = hdd_ipa_rm_cons_release; |
| 3993 | create_params.floor_voltage = IPA_VOLTAGE_SVS; |
| 3994 | |
| 3995 | ret = ipa_rm_create_resource(&create_params); |
| 3996 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3997 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3998 | "Create RM CONS resource failed: %d", ret); |
| 3999 | goto delete_prod; |
| 4000 | } |
| 4001 | |
| 4002 | ipa_rm_add_dependency(IPA_RM_RESOURCE_WLAN_PROD, |
| 4003 | IPA_RM_RESOURCE_APPS_CONS); |
| 4004 | |
| 4005 | ret = ipa_rm_inactivity_timer_init(IPA_RM_RESOURCE_WLAN_PROD, |
| 4006 | HDD_IPA_RX_INACTIVITY_MSEC_DELAY); |
| 4007 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4008 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Timer init failed: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4009 | ret); |
| 4010 | goto timer_init_failed; |
| 4011 | } |
| 4012 | |
| 4013 | /* Set the lowest bandwidth to start with */ |
| 4014 | ret = hdd_ipa_set_perf_level(hdd_ipa->hdd_ctx, 0, 0); |
| 4015 | |
| 4016 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4017 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4018 | "Set perf level failed: %d", ret); |
| 4019 | goto set_perf_failed; |
| 4020 | } |
| 4021 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4022 | qdf_wake_lock_create(&hdd_ipa->wake_lock, "wlan_ipa"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4023 | INIT_DELAYED_WORK(&hdd_ipa->wake_lock_work, |
| 4024 | hdd_ipa_wake_lock_timer_func); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4025 | qdf_spinlock_create(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4026 | hdd_ipa->rm_state = HDD_IPA_RM_RELEASED; |
| 4027 | hdd_ipa->wake_lock_released = true; |
| 4028 | atomic_set(&hdd_ipa->tx_ref_cnt, 0); |
| 4029 | |
| 4030 | return ret; |
| 4031 | |
| 4032 | set_perf_failed: |
| 4033 | ipa_rm_inactivity_timer_destroy(IPA_RM_RESOURCE_WLAN_PROD); |
| 4034 | |
| 4035 | timer_init_failed: |
| 4036 | ipa_rm_delete_resource(IPA_RM_RESOURCE_WLAN_CONS); |
| 4037 | |
| 4038 | delete_prod: |
| 4039 | ipa_rm_delete_resource(IPA_RM_RESOURCE_WLAN_PROD); |
| 4040 | |
| 4041 | setup_rm_fail: |
| 4042 | return ret; |
| 4043 | } |
| 4044 | |
| 4045 | /** |
| 4046 | * hdd_ipa_destroy_rm_resource() - Destroy IPA resources |
| 4047 | * @hdd_ipa: Global HDD IPA context |
| 4048 | * |
| 4049 | * Destroys all resources associated with the IPA resource manager |
| 4050 | * |
| 4051 | * Return: None |
| 4052 | */ |
| 4053 | static void hdd_ipa_destroy_rm_resource(struct hdd_ipa_priv *hdd_ipa) |
| 4054 | { |
| 4055 | int ret; |
| 4056 | |
| 4057 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 4058 | return; |
| 4059 | |
| 4060 | cancel_delayed_work_sync(&hdd_ipa->wake_lock_work); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4061 | qdf_wake_lock_destroy(&hdd_ipa->wake_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4062 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4063 | cancel_work_sync(&hdd_ipa->uc_rm_work.work); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4064 | qdf_spinlock_destroy(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4065 | |
| 4066 | ipa_rm_inactivity_timer_destroy(IPA_RM_RESOURCE_WLAN_PROD); |
| 4067 | |
| 4068 | ret = ipa_rm_delete_resource(IPA_RM_RESOURCE_WLAN_PROD); |
| 4069 | if (ret) |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4070 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4071 | "RM PROD resource delete failed %d", ret); |
| 4072 | |
| 4073 | ret = ipa_rm_delete_resource(IPA_RM_RESOURCE_WLAN_CONS); |
| 4074 | if (ret) |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4075 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4076 | "RM CONS resource delete failed %d", ret); |
| 4077 | } |
| 4078 | |
| 4079 | /** |
| 4080 | * hdd_ipa_send_skb_to_network() - Send skb to kernel |
| 4081 | * @skb: network buffer |
| 4082 | * @adapter: network adapter |
| 4083 | * |
| 4084 | * Called when a network buffer is received which should not be routed |
| 4085 | * to the IPA module. |
| 4086 | * |
| 4087 | * Return: None |
| 4088 | */ |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4089 | static void hdd_ipa_send_skb_to_network(qdf_nbuf_t skb, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4090 | hdd_adapter_t *adapter) |
| 4091 | { |
| 4092 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 4093 | unsigned int cpu_index; |
| 4094 | |
| 4095 | if (!adapter || adapter->magic != WLAN_HDD_ADAPTER_MAGIC) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 4096 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "Invalid adapter: 0x%p", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4097 | adapter); |
| 4098 | HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa); |
Yun Park | f8d6a12 | 2016-10-11 15:49:43 -0700 | [diff] [blame] | 4099 | kfree_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4100 | return; |
| 4101 | } |
| 4102 | |
Prashanth Bhatta | 9e14305 | 2015-12-04 11:56:47 -0800 | [diff] [blame] | 4103 | if (cds_is_driver_unloading()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4104 | HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa); |
Yun Park | f8d6a12 | 2016-10-11 15:49:43 -0700 | [diff] [blame] | 4105 | kfree_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4106 | return; |
| 4107 | } |
| 4108 | |
| 4109 | skb->destructor = hdd_ipa_uc_rt_debug_destructor; |
| 4110 | skb->dev = adapter->dev; |
| 4111 | skb->protocol = eth_type_trans(skb, skb->dev); |
| 4112 | skb->ip_summed = CHECKSUM_NONE; |
| 4113 | |
| 4114 | cpu_index = wlan_hdd_get_cpu(); |
| 4115 | |
| 4116 | ++adapter->hdd_stats.hddTxRxStats.rxPackets[cpu_index]; |
| 4117 | if (netif_rx_ni(skb) == NET_RX_SUCCESS) |
| 4118 | ++adapter->hdd_stats.hddTxRxStats.rxDelivered[cpu_index]; |
| 4119 | else |
| 4120 | ++adapter->hdd_stats.hddTxRxStats.rxRefused[cpu_index]; |
| 4121 | |
| 4122 | HDD_IPA_INCREASE_NET_SEND_COUNT(hdd_ipa); |
| 4123 | adapter->dev->last_rx = jiffies; |
| 4124 | } |
| 4125 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4126 | /** |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4127 | * hdd_ipa_forward() - handle packet forwarding to wlan tx |
| 4128 | * @hdd_ipa: pointer to hdd ipa context |
| 4129 | * @adapter: network adapter |
| 4130 | * @skb: data pointer |
| 4131 | * |
| 4132 | * if exception packet has set forward bit, copied new packet should be |
| 4133 | * forwarded to wlan tx. if wlan subsystem is in suspend state, packet should |
| 4134 | * put into pm queue and tx procedure will be differed |
| 4135 | * |
| 4136 | * Return: None |
| 4137 | */ |
Jeff Johnson | 414f7ea | 2016-10-19 18:50:02 -0700 | [diff] [blame] | 4138 | static void hdd_ipa_forward(struct hdd_ipa_priv *hdd_ipa, |
| 4139 | hdd_adapter_t *adapter, qdf_nbuf_t skb) |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4140 | { |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4141 | struct hdd_ipa_pm_tx_cb *pm_tx_cb; |
| 4142 | |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4143 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
| 4144 | /* WLAN subsystem is in suspend, put int queue */ |
| 4145 | if (hdd_ipa->suspended) { |
| 4146 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
| 4147 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 4148 | "TX in SUSPEND PUT QUEUE"); |
Prakash Dhavali | 87b38e3 | 2016-11-14 16:22:53 -0800 | [diff] [blame] | 4149 | qdf_mem_set(skb->cb, sizeof(skb->cb), 0); |
| 4150 | pm_tx_cb = (struct hdd_ipa_pm_tx_cb *)skb->cb; |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4151 | pm_tx_cb->exception = true; |
| 4152 | pm_tx_cb->adapter = adapter; |
| 4153 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 87b38e3 | 2016-11-14 16:22:53 -0800 | [diff] [blame] | 4154 | qdf_nbuf_queue_add(&hdd_ipa->pm_queue_head, skb); |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4155 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
| 4156 | hdd_ipa->stats.num_tx_queued++; |
| 4157 | } else { |
| 4158 | /* Resume, put packet into WLAN TX */ |
| 4159 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 87b38e3 | 2016-11-14 16:22:53 -0800 | [diff] [blame] | 4160 | if (hdd_softap_hard_start_xmit(skb, adapter->dev)) { |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4161 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 4162 | "packet tx fail"); |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 4163 | hdd_ipa->stats.num_tx_fwd_err++; |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4164 | } else { |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 4165 | hdd_ipa->stats.num_tx_fwd_ok++; |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4166 | hdd_ipa->ipa_tx_forward++; |
| 4167 | } |
| 4168 | } |
| 4169 | } |
| 4170 | |
| 4171 | /** |
Prakash Dhavali | 87b38e3 | 2016-11-14 16:22:53 -0800 | [diff] [blame] | 4172 | * hdd_ipa_intrabss_forward() - Forward intra bss packets. |
| 4173 | * @hdd_ipa: pointer to HDD IPA struct |
| 4174 | * @adapter: hdd adapter pointer |
| 4175 | * @desc: Firmware descriptor |
| 4176 | * @skb: Data buffer |
| 4177 | * |
| 4178 | * Return: |
| 4179 | * HDD_IPA_FORWARD_PKT_NONE |
| 4180 | * HDD_IPA_FORWARD_PKT_DISCARD |
| 4181 | * HDD_IPA_FORWARD_PKT_LOCAL_STACK |
| 4182 | * |
| 4183 | */ |
| 4184 | |
| 4185 | static enum hdd_ipa_forward_type hdd_ipa_intrabss_forward( |
| 4186 | struct hdd_ipa_priv *hdd_ipa, |
| 4187 | hdd_adapter_t *adapter, |
| 4188 | uint8_t desc, |
| 4189 | qdf_nbuf_t skb) |
| 4190 | { |
| 4191 | int ret = HDD_IPA_FORWARD_PKT_NONE; |
| 4192 | |
| 4193 | if ((desc & FW_RX_DESC_FORWARD_M)) { |
Poddar, Siddarth | 8e3ee2d | 2016-11-29 20:17:01 +0530 | [diff] [blame] | 4194 | if (!ol_txrx_fwd_desc_thresh_check( |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 4195 | (struct ol_txrx_vdev_t *)ol_txrx_get_vdev_from_vdev_id( |
| 4196 | adapter->sessionId))) { |
Poddar, Siddarth | 8e3ee2d | 2016-11-29 20:17:01 +0530 | [diff] [blame] | 4197 | /* Drop the packet*/ |
| 4198 | hdd_ipa->stats.num_tx_fwd_err++; |
| 4199 | kfree_skb(skb); |
| 4200 | ret = HDD_IPA_FORWARD_PKT_DISCARD; |
| 4201 | return ret; |
| 4202 | } |
Prakash Dhavali | 87b38e3 | 2016-11-14 16:22:53 -0800 | [diff] [blame] | 4203 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
| 4204 | "Forward packet to Tx (fw_desc=%d)", desc); |
| 4205 | hdd_ipa->ipa_tx_forward++; |
| 4206 | |
| 4207 | if ((desc & FW_RX_DESC_DISCARD_M)) { |
| 4208 | hdd_ipa_forward(hdd_ipa, adapter, skb); |
| 4209 | hdd_ipa->ipa_rx_internel_drop_count++; |
| 4210 | hdd_ipa->ipa_rx_discard++; |
| 4211 | ret = HDD_IPA_FORWARD_PKT_DISCARD; |
| 4212 | } else { |
| 4213 | struct sk_buff *cloned_skb = skb_clone(skb, GFP_ATOMIC); |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 4214 | |
Prakash Dhavali | 87b38e3 | 2016-11-14 16:22:53 -0800 | [diff] [blame] | 4215 | if (cloned_skb) |
| 4216 | hdd_ipa_forward(hdd_ipa, adapter, cloned_skb); |
| 4217 | else |
| 4218 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 4219 | "%s: tx skb alloc failed", |
| 4220 | __func__); |
| 4221 | ret = HDD_IPA_FORWARD_PKT_LOCAL_STACK; |
| 4222 | } |
| 4223 | } |
| 4224 | |
| 4225 | return ret; |
| 4226 | } |
| 4227 | |
| 4228 | /** |
Yun Park | 637d648 | 2016-10-05 10:51:33 -0700 | [diff] [blame] | 4229 | * __hdd_ipa_w2i_cb() - WLAN to IPA callback handler |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4230 | * @priv: pointer to private data registered with IPA (we register a |
| 4231 | * pointer to the global IPA context) |
| 4232 | * @evt: the IPA event which triggered the callback |
| 4233 | * @data: data associated with the event |
| 4234 | * |
| 4235 | * Return: None |
| 4236 | */ |
Yun Park | f8d6a12 | 2016-10-11 15:49:43 -0700 | [diff] [blame] | 4237 | static void __hdd_ipa_w2i_cb(void *priv, enum ipa_dp_evt_type evt, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4238 | unsigned long data) |
| 4239 | { |
| 4240 | struct hdd_ipa_priv *hdd_ipa = NULL; |
| 4241 | hdd_adapter_t *adapter = NULL; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4242 | qdf_nbuf_t skb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4243 | uint8_t iface_id; |
| 4244 | uint8_t session_id; |
| 4245 | struct hdd_ipa_iface_context *iface_context; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4246 | uint8_t fw_desc; |
Yun Park | f8d6a12 | 2016-10-11 15:49:43 -0700 | [diff] [blame] | 4247 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4248 | |
| 4249 | hdd_ipa = (struct hdd_ipa_priv *)priv; |
| 4250 | |
Prakash Dhavali | 63f8fd6 | 2016-11-14 14:40:42 -0800 | [diff] [blame] | 4251 | if (!hdd_ipa || wlan_hdd_validate_context(hdd_ipa->hdd_ctx)) |
| 4252 | return; |
| 4253 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4254 | switch (evt) { |
| 4255 | case IPA_RECEIVE: |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4256 | skb = (qdf_nbuf_t) data; |
Yun Park | f8d6a12 | 2016-10-11 15:49:43 -0700 | [diff] [blame] | 4257 | |
| 4258 | /* |
| 4259 | * When SSR is going on or driver is unloading, |
| 4260 | * just drop the packets. |
| 4261 | */ |
| 4262 | status = wlan_hdd_validate_context(hdd_ipa->hdd_ctx); |
| 4263 | if (0 != status) { |
| 4264 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 4265 | "Invalid context: drop packet"); |
| 4266 | HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa); |
| 4267 | kfree_skb(skb); |
| 4268 | return; |
| 4269 | } |
| 4270 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4271 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 4272 | session_id = (uint8_t)skb->cb[0]; |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 4273 | iface_id = hdd_ipa->vdev_to_iface[session_id]; |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 4274 | HDD_IPA_DP_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4275 | "IPA_RECEIVE: session_id=%u, iface_id=%u", |
| 4276 | session_id, iface_id); |
| 4277 | } else { |
| 4278 | iface_id = HDD_IPA_GET_IFACE_ID(skb->data); |
| 4279 | } |
| 4280 | |
| 4281 | if (iface_id >= HDD_IPA_MAX_IFACE) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4282 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4283 | "IPA_RECEIVE: Invalid iface_id: %u", |
| 4284 | iface_id); |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 4285 | HDD_IPA_DBG_DUMP(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 4286 | "w2i -- skb", |
| 4287 | skb->data, HDD_IPA_DBG_DUMP_RX_LEN); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4288 | HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa); |
Yun Park | f8d6a12 | 2016-10-11 15:49:43 -0700 | [diff] [blame] | 4289 | kfree_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4290 | return; |
| 4291 | } |
| 4292 | |
| 4293 | iface_context = &hdd_ipa->iface_context[iface_id]; |
| 4294 | adapter = iface_context->adapter; |
Yun Park | 16a7826 | 2017-02-01 12:15:03 -0800 | [diff] [blame] | 4295 | if (!adapter) { |
| 4296 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 4297 | "IPA_RECEIVE: Adapter is NULL"); |
| 4298 | HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa); |
| 4299 | kfree_skb(skb); |
| 4300 | return; |
| 4301 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4302 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4303 | HDD_IPA_DBG_DUMP(QDF_TRACE_LEVEL_DEBUG, |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 4304 | "w2i -- skb", |
| 4305 | skb->data, HDD_IPA_DBG_DUMP_RX_LEN); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4306 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 4307 | hdd_ipa->stats.num_rx_excep++; |
| 4308 | skb_pull(skb, HDD_IPA_UC_WLAN_CLD_HDR_LEN); |
| 4309 | } else { |
| 4310 | skb_pull(skb, HDD_IPA_WLAN_CLD_HDR_LEN); |
| 4311 | } |
| 4312 | |
| 4313 | iface_context->stats.num_rx_ipa_excep++; |
| 4314 | |
| 4315 | /* Disable to forward Intra-BSS Rx packets when |
| 4316 | * ap_isolate=1 in hostapd.conf |
| 4317 | */ |
Yun Park | 046101c | 2016-09-02 15:32:14 -0700 | [diff] [blame] | 4318 | if (!adapter->sessionCtx.ap.apDisableIntraBssFwd) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4319 | /* |
| 4320 | * When INTRA_BSS_FWD_OFFLOAD is enabled, FW will send |
| 4321 | * all Rx packets to IPA uC, which need to be forwarded |
| 4322 | * to other interface. |
| 4323 | * And, IPA driver will send back to WLAN host driver |
| 4324 | * through exception pipe with fw_desc field set by FW. |
| 4325 | * Here we are checking fw_desc field for FORWARD bit |
| 4326 | * set, and forward to Tx. Then copy to kernel stack |
| 4327 | * only when DISCARD bit is not set. |
| 4328 | */ |
| 4329 | fw_desc = (uint8_t)skb->cb[1]; |
Prakash Dhavali | 87b38e3 | 2016-11-14 16:22:53 -0800 | [diff] [blame] | 4330 | if (HDD_IPA_FORWARD_PKT_DISCARD == |
| 4331 | hdd_ipa_intrabss_forward(hdd_ipa, adapter, |
| 4332 | fw_desc, skb)) |
Mahesh Kumar Kalikot Veetil | 221dc67 | 2015-11-06 14:27:28 -0800 | [diff] [blame] | 4333 | break; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4334 | } else { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 4335 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4336 | "Intra-BSS FWD is disabled-skip forward to Tx"); |
| 4337 | } |
| 4338 | |
| 4339 | hdd_ipa_send_skb_to_network(skb, adapter); |
| 4340 | break; |
| 4341 | |
| 4342 | default: |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4343 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4344 | "w2i cb wrong event: 0x%x", evt); |
| 4345 | return; |
| 4346 | } |
| 4347 | } |
| 4348 | |
| 4349 | /** |
Yun Park | f8d6a12 | 2016-10-11 15:49:43 -0700 | [diff] [blame] | 4350 | * hdd_ipa_w2i_cb() - SSR wrapper for __hdd_ipa_w2i_cb |
| 4351 | * @priv: pointer to private data registered with IPA (we register a |
| 4352 | * pointer to the global IPA context) |
| 4353 | * @evt: the IPA event which triggered the callback |
| 4354 | * @data: data associated with the event |
| 4355 | * |
| 4356 | * Return: None |
| 4357 | */ |
| 4358 | static void hdd_ipa_w2i_cb(void *priv, enum ipa_dp_evt_type evt, |
| 4359 | unsigned long data) |
| 4360 | { |
| 4361 | cds_ssr_protect(__func__); |
| 4362 | __hdd_ipa_w2i_cb(priv, evt, data); |
| 4363 | cds_ssr_unprotect(__func__); |
| 4364 | } |
| 4365 | |
| 4366 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4367 | * hdd_ipa_nbuf_cb() - IPA TX complete callback |
| 4368 | * @skb: packet buffer which was transmitted |
| 4369 | * |
| 4370 | * Return: None |
| 4371 | */ |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4372 | void hdd_ipa_nbuf_cb(qdf_nbuf_t skb) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4373 | { |
| 4374 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 4375 | struct ipa_rx_data *ipa_tx_desc; |
| 4376 | struct hdd_ipa_tx_desc *tx_desc; |
| 4377 | uint16_t id; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4378 | |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 4379 | if (!qdf_nbuf_ipa_owned_get(skb)) { |
| 4380 | dev_kfree_skb_any(skb); |
| 4381 | return; |
| 4382 | } |
| 4383 | |
| 4384 | /* Get Tx desc pointer from SKB CB */ |
| 4385 | id = QDF_NBUF_CB_TX_IPA_PRIV(skb); |
| 4386 | tx_desc = hdd_ipa->tx_desc_list + id; |
| 4387 | ipa_tx_desc = tx_desc->ipa_tx_desc_ptr; |
| 4388 | |
| 4389 | /* Return Tx Desc to IPA */ |
| 4390 | ipa_free_skb(ipa_tx_desc); |
| 4391 | |
| 4392 | /* Return to free tx desc list */ |
| 4393 | qdf_spin_lock_bh(&hdd_ipa->q_lock); |
| 4394 | tx_desc->ipa_tx_desc_ptr = NULL; |
| 4395 | list_add_tail(&tx_desc->link, &hdd_ipa->free_tx_desc_head); |
| 4396 | hdd_ipa->stats.num_tx_desc_q_cnt--; |
| 4397 | qdf_spin_unlock_bh(&hdd_ipa->q_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4398 | |
| 4399 | hdd_ipa->stats.num_tx_comp_cnt++; |
| 4400 | |
| 4401 | atomic_dec(&hdd_ipa->tx_ref_cnt); |
| 4402 | |
| 4403 | hdd_ipa_rm_try_release(hdd_ipa); |
| 4404 | } |
| 4405 | |
| 4406 | /** |
| 4407 | * hdd_ipa_send_pkt_to_tl() - Send an IPA packet to TL |
| 4408 | * @iface_context: interface-specific IPA context |
| 4409 | * @ipa_tx_desc: packet data descriptor |
| 4410 | * |
| 4411 | * Return: None |
| 4412 | */ |
| 4413 | static void hdd_ipa_send_pkt_to_tl( |
| 4414 | struct hdd_ipa_iface_context *iface_context, |
| 4415 | struct ipa_rx_data *ipa_tx_desc) |
| 4416 | { |
| 4417 | struct hdd_ipa_priv *hdd_ipa = iface_context->hdd_ipa; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4418 | hdd_adapter_t *adapter = NULL; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4419 | qdf_nbuf_t skb; |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 4420 | struct hdd_ipa_tx_desc *tx_desc; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4421 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4422 | qdf_spin_lock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4423 | adapter = iface_context->adapter; |
| 4424 | if (!adapter) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4425 | HDD_IPA_LOG(QDF_TRACE_LEVEL_WARN, "Interface Down"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4426 | ipa_free_skb(ipa_tx_desc); |
| 4427 | iface_context->stats.num_tx_drop++; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4428 | qdf_spin_unlock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4429 | hdd_ipa_rm_try_release(hdd_ipa); |
| 4430 | return; |
| 4431 | } |
| 4432 | |
| 4433 | /* |
| 4434 | * During CAC period, data packets shouldn't be sent over the air so |
| 4435 | * drop all the packets here |
| 4436 | */ |
| 4437 | if (WLAN_HDD_GET_AP_CTX_PTR(adapter)->dfs_cac_block_tx) { |
| 4438 | ipa_free_skb(ipa_tx_desc); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4439 | qdf_spin_unlock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4440 | iface_context->stats.num_tx_cac_drop++; |
| 4441 | hdd_ipa_rm_try_release(hdd_ipa); |
| 4442 | return; |
| 4443 | } |
| 4444 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4445 | ++adapter->stats.tx_packets; |
| 4446 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4447 | qdf_spin_unlock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4448 | |
| 4449 | skb = ipa_tx_desc->skb; |
| 4450 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4451 | qdf_mem_set(skb->cb, sizeof(skb->cb), 0); |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 4452 | |
| 4453 | /* Store IPA Tx buffer ownership into SKB CB */ |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4454 | qdf_nbuf_ipa_owned_set(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4455 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) { |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4456 | qdf_nbuf_mapped_paddr_set(skb, |
Houston Hoffman | 43d47fa | 2016-02-24 16:34:30 -0800 | [diff] [blame] | 4457 | ipa_tx_desc->dma_addr |
| 4458 | + HDD_IPA_WLAN_FRAG_HEADER |
| 4459 | + HDD_IPA_WLAN_IPA_HEADER); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4460 | ipa_tx_desc->skb->len -= |
| 4461 | HDD_IPA_WLAN_FRAG_HEADER + HDD_IPA_WLAN_IPA_HEADER; |
| 4462 | } else |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4463 | qdf_nbuf_mapped_paddr_set(skb, ipa_tx_desc->dma_addr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4464 | |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 4465 | qdf_spin_lock_bh(&hdd_ipa->q_lock); |
| 4466 | /* get free Tx desc and assign ipa_tx_desc pointer */ |
| 4467 | if (!list_empty(&hdd_ipa->free_tx_desc_head)) { |
| 4468 | tx_desc = list_first_entry(&hdd_ipa->free_tx_desc_head, |
| 4469 | struct hdd_ipa_tx_desc, link); |
| 4470 | list_del(&tx_desc->link); |
| 4471 | tx_desc->ipa_tx_desc_ptr = ipa_tx_desc; |
| 4472 | hdd_ipa->stats.num_tx_desc_q_cnt++; |
| 4473 | qdf_spin_unlock_bh(&hdd_ipa->q_lock); |
| 4474 | /* Store Tx Desc index into SKB CB */ |
| 4475 | QDF_NBUF_CB_TX_IPA_PRIV(skb) = tx_desc->id; |
| 4476 | } else { |
| 4477 | hdd_ipa->stats.num_tx_desc_error++; |
| 4478 | qdf_spin_unlock_bh(&hdd_ipa->q_lock); |
| 4479 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "No free Tx desc!"); |
| 4480 | ipa_free_skb(ipa_tx_desc); |
| 4481 | hdd_ipa_rm_try_release(hdd_ipa); |
| 4482 | return; |
| 4483 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4484 | |
| 4485 | adapter->stats.tx_bytes += ipa_tx_desc->skb->len; |
| 4486 | |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 4487 | skb = cdp_ipa_tx_send_data_frame(cds_get_context(QDF_MODULE_ID_SOC), |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 4488 | (struct cdp_vdev *)iface_context->tl_context, |
| 4489 | ipa_tx_desc->skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4490 | if (skb) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4491 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "TLSHIM tx fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4492 | ipa_free_skb(ipa_tx_desc); |
| 4493 | iface_context->stats.num_tx_err++; |
| 4494 | hdd_ipa_rm_try_release(hdd_ipa); |
| 4495 | return; |
| 4496 | } |
| 4497 | |
| 4498 | atomic_inc(&hdd_ipa->tx_ref_cnt); |
| 4499 | |
| 4500 | iface_context->stats.num_tx++; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4501 | } |
| 4502 | |
| 4503 | /** |
Leo Chang | 11545d6 | 2016-10-17 14:53:50 -0700 | [diff] [blame] | 4504 | * hdd_ipa_is_present() - get IPA hw status |
| 4505 | * @hdd_ctx: pointer to hdd context |
| 4506 | * |
| 4507 | * ipa_uc_reg_rdyCB is not directly designed to check |
| 4508 | * ipa hw status. This is an undocumented function which |
| 4509 | * has confirmed with IPA team. |
| 4510 | * |
| 4511 | * Return: true - ipa hw present |
| 4512 | * false - ipa hw not present |
| 4513 | */ |
| 4514 | bool hdd_ipa_is_present(hdd_context_t *hdd_ctx) |
| 4515 | { |
| 4516 | /* Check if ipa hw is enabled */ |
Leo Chang | 63d7361 | 2016-10-18 18:09:43 -0700 | [diff] [blame] | 4517 | if (HDD_IPA_CHECK_HW() != -EPERM) |
Leo Chang | 11545d6 | 2016-10-17 14:53:50 -0700 | [diff] [blame] | 4518 | return true; |
| 4519 | else |
| 4520 | return false; |
| 4521 | } |
| 4522 | |
| 4523 | /** |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4524 | * hdd_ipa_pm_flush() - flush queued packets |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4525 | * @work: pointer to the scheduled work |
| 4526 | * |
| 4527 | * Called during PM resume to send packets to TL which were queued |
| 4528 | * while host was in the process of suspending. |
| 4529 | * |
| 4530 | * Return: None |
| 4531 | */ |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4532 | static void hdd_ipa_pm_flush(struct work_struct *work) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4533 | { |
| 4534 | struct hdd_ipa_priv *hdd_ipa = container_of(work, |
| 4535 | struct hdd_ipa_priv, |
| 4536 | pm_work); |
| 4537 | struct hdd_ipa_pm_tx_cb *pm_tx_cb = NULL; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4538 | qdf_nbuf_t skb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4539 | uint32_t dequeued = 0; |
| 4540 | |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4541 | qdf_wake_lock_acquire(&hdd_ipa->wake_lock, |
| 4542 | WIFI_POWER_EVENT_WAKELOCK_IPA); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4543 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4544 | while (((skb = qdf_nbuf_queue_remove(&hdd_ipa->pm_queue_head)) |
| 4545 | != NULL)) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4546 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4547 | |
| 4548 | pm_tx_cb = (struct hdd_ipa_pm_tx_cb *)skb->cb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4549 | dequeued++; |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4550 | if (pm_tx_cb->exception) { |
| 4551 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 4552 | "FLUSH EXCEPTION"); |
| 4553 | hdd_softap_hard_start_xmit(skb, pm_tx_cb->adapter->dev); |
| 4554 | } else { |
| 4555 | hdd_ipa_send_pkt_to_tl(pm_tx_cb->iface_context, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4556 | pm_tx_cb->ipa_tx_desc); |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4557 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4558 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4559 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4560 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 4561 | qdf_wake_lock_release(&hdd_ipa->wake_lock, |
| 4562 | WIFI_POWER_EVENT_WAKELOCK_IPA); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4563 | |
| 4564 | hdd_ipa->stats.num_tx_dequeued += dequeued; |
| 4565 | if (dequeued > hdd_ipa->stats.num_max_pm_queue) |
| 4566 | hdd_ipa->stats.num_max_pm_queue = dequeued; |
| 4567 | } |
| 4568 | |
| 4569 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 4570 | * __hdd_ipa_i2w_cb() - IPA to WLAN callback |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4571 | * @priv: pointer to private data registered with IPA (we register a |
| 4572 | * pointer to the interface-specific IPA context) |
| 4573 | * @evt: the IPA event which triggered the callback |
| 4574 | * @data: data associated with the event |
| 4575 | * |
| 4576 | * Return: None |
| 4577 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 4578 | static void __hdd_ipa_i2w_cb(void *priv, enum ipa_dp_evt_type evt, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4579 | unsigned long data) |
| 4580 | { |
| 4581 | struct hdd_ipa_priv *hdd_ipa = NULL; |
| 4582 | struct ipa_rx_data *ipa_tx_desc; |
| 4583 | struct hdd_ipa_iface_context *iface_context; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4584 | qdf_nbuf_t skb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4585 | struct hdd_ipa_pm_tx_cb *pm_tx_cb = NULL; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4586 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4587 | |
Mukul Sharma | 81661ae | 2015-10-30 20:26:02 +0530 | [diff] [blame] | 4588 | iface_context = (struct hdd_ipa_iface_context *)priv; |
Prakash Dhavali | 87b38e3 | 2016-11-14 16:22:53 -0800 | [diff] [blame] | 4589 | ipa_tx_desc = (struct ipa_rx_data *)data; |
| 4590 | hdd_ipa = iface_context->hdd_ipa; |
| 4591 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4592 | if (evt != IPA_RECEIVE) { |
Prakash Dhavali | 87b38e3 | 2016-11-14 16:22:53 -0800 | [diff] [blame] | 4593 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Event is not IPA_RECEIVE"); |
| 4594 | ipa_free_skb(ipa_tx_desc); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4595 | iface_context->stats.num_tx_drop++; |
| 4596 | return; |
| 4597 | } |
| 4598 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4599 | /* |
| 4600 | * When SSR is going on or driver is unloading, just drop the packets. |
| 4601 | * During SSR, there is no use in queueing the packets as STA has to |
| 4602 | * connect back any way |
| 4603 | */ |
| 4604 | status = wlan_hdd_validate_context(hdd_ipa->hdd_ctx); |
Abhishek Singh | 23edd1c | 2016-05-05 11:56:06 +0530 | [diff] [blame] | 4605 | if (status) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4606 | ipa_free_skb(ipa_tx_desc); |
| 4607 | iface_context->stats.num_tx_drop++; |
| 4608 | return; |
| 4609 | } |
| 4610 | |
| 4611 | skb = ipa_tx_desc->skb; |
| 4612 | |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 4613 | HDD_IPA_DBG_DUMP(QDF_TRACE_LEVEL_DEBUG, |
| 4614 | "i2w", skb->data, HDD_IPA_DBG_DUMP_TX_LEN); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4615 | |
| 4616 | /* |
| 4617 | * If PROD resource is not requested here then there may be cases where |
| 4618 | * IPA hardware may be clocked down because of not having proper |
| 4619 | * dependency graph between WLAN CONS and modem PROD pipes. Adding the |
| 4620 | * workaround to request PROD resource while data is going over CONS |
| 4621 | * pipe to prevent the IPA hardware clockdown. |
| 4622 | */ |
| 4623 | hdd_ipa_rm_request(hdd_ipa); |
| 4624 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4625 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4626 | /* |
| 4627 | * If host is still suspended then queue the packets and these will be |
| 4628 | * drained later when resume completes. When packet is arrived here and |
| 4629 | * host is suspended, this means that there is already resume is in |
| 4630 | * progress. |
| 4631 | */ |
| 4632 | if (hdd_ipa->suspended) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4633 | qdf_mem_set(skb->cb, sizeof(skb->cb), 0); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4634 | pm_tx_cb = (struct hdd_ipa_pm_tx_cb *)skb->cb; |
| 4635 | pm_tx_cb->iface_context = iface_context; |
| 4636 | pm_tx_cb->ipa_tx_desc = ipa_tx_desc; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4637 | qdf_nbuf_queue_add(&hdd_ipa->pm_queue_head, skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4638 | hdd_ipa->stats.num_tx_queued++; |
| 4639 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4640 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4641 | return; |
| 4642 | } |
| 4643 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4644 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4645 | |
| 4646 | /* |
| 4647 | * If we are here means, host is not suspended, wait for the work queue |
| 4648 | * to finish. |
| 4649 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4650 | flush_work(&hdd_ipa->pm_work); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4651 | |
| 4652 | return hdd_ipa_send_pkt_to_tl(iface_context, ipa_tx_desc); |
| 4653 | } |
| 4654 | |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 4655 | /* |
| 4656 | * hdd_ipa_i2w_cb() - SSR wrapper for __hdd_ipa_i2w_cb |
| 4657 | * @priv: pointer to private data registered with IPA (we register a |
| 4658 | * pointer to the interface-specific IPA context) |
| 4659 | * @evt: the IPA event which triggered the callback |
| 4660 | * @data: data associated with the event |
| 4661 | * |
| 4662 | * Return: None |
| 4663 | */ |
| 4664 | static void hdd_ipa_i2w_cb(void *priv, enum ipa_dp_evt_type evt, |
| 4665 | unsigned long data) |
| 4666 | { |
| 4667 | cds_ssr_protect(__func__); |
| 4668 | __hdd_ipa_i2w_cb(priv, evt, data); |
| 4669 | cds_ssr_unprotect(__func__); |
| 4670 | } |
| 4671 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4672 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 4673 | * __hdd_ipa_suspend() - Suspend IPA |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4674 | * @hdd_ctx: Global HDD context |
| 4675 | * |
| 4676 | * Return: 0 on success, negativer errno on error |
| 4677 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 4678 | static int __hdd_ipa_suspend(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4679 | { |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 4680 | struct hdd_ipa_priv *hdd_ipa; |
| 4681 | |
| 4682 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 4683 | return 0; |
| 4684 | |
| 4685 | hdd_ipa = hdd_ctx->hdd_ipa; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4686 | |
| 4687 | if (!hdd_ipa_is_enabled(hdd_ctx)) |
| 4688 | return 0; |
| 4689 | |
| 4690 | /* |
| 4691 | * Check if IPA is ready for suspend, If we are here means, there is |
| 4692 | * high chance that suspend would go through but just to avoid any race |
| 4693 | * condition after suspend started, these checks are conducted before |
| 4694 | * allowing to suspend. |
| 4695 | */ |
| 4696 | if (atomic_read(&hdd_ipa->tx_ref_cnt)) |
| 4697 | return -EAGAIN; |
| 4698 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4699 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4700 | |
| 4701 | if (hdd_ipa->rm_state != HDD_IPA_RM_RELEASED) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4702 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4703 | return -EAGAIN; |
| 4704 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4705 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4706 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4707 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4708 | hdd_ipa->suspended = true; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4709 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4710 | |
| 4711 | return 0; |
| 4712 | } |
| 4713 | |
| 4714 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 4715 | * hdd_ipa_suspend() - SSR wrapper for __hdd_ipa_suspend |
| 4716 | * @hdd_ctx: Global HDD context |
| 4717 | * |
| 4718 | * Return: 0 on success, negativer errno on error |
| 4719 | */ |
| 4720 | int hdd_ipa_suspend(hdd_context_t *hdd_ctx) |
| 4721 | { |
| 4722 | int ret; |
| 4723 | |
| 4724 | cds_ssr_protect(__func__); |
| 4725 | ret = __hdd_ipa_suspend(hdd_ctx); |
| 4726 | cds_ssr_unprotect(__func__); |
| 4727 | |
| 4728 | return ret; |
| 4729 | } |
| 4730 | |
| 4731 | /** |
| 4732 | * __hdd_ipa_resume() - Resume IPA following suspend |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4733 | * hdd_ctx: Global HDD context |
| 4734 | * |
| 4735 | * Return: 0 on success, negative errno on error |
| 4736 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 4737 | static int __hdd_ipa_resume(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4738 | { |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 4739 | struct hdd_ipa_priv *hdd_ipa; |
| 4740 | |
| 4741 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 4742 | return 0; |
| 4743 | |
| 4744 | hdd_ipa = hdd_ctx->hdd_ipa; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4745 | |
| 4746 | if (!hdd_ipa_is_enabled(hdd_ctx)) |
| 4747 | return 0; |
| 4748 | |
| 4749 | schedule_work(&hdd_ipa->pm_work); |
| 4750 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4751 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4752 | hdd_ipa->suspended = false; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4753 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4754 | |
| 4755 | return 0; |
| 4756 | } |
| 4757 | |
| 4758 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 4759 | * hdd_ipa_resume() - SSR wrapper for __hdd_ipa_resume |
| 4760 | * hdd_ctx: Global HDD context |
| 4761 | * |
| 4762 | * Return: 0 on success, negative errno on error |
| 4763 | */ |
| 4764 | int hdd_ipa_resume(hdd_context_t *hdd_ctx) |
| 4765 | { |
| 4766 | int ret; |
| 4767 | |
| 4768 | cds_ssr_protect(__func__); |
| 4769 | ret = __hdd_ipa_resume(hdd_ctx); |
| 4770 | cds_ssr_unprotect(__func__); |
| 4771 | |
| 4772 | return ret; |
| 4773 | } |
| 4774 | |
| 4775 | /** |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 4776 | * hdd_ipa_alloc_tx_desc_list() - Allocate IPA Tx desc list |
| 4777 | * @hdd_ipa: Global HDD IPA context |
| 4778 | * |
| 4779 | * Return: 0 on success, negative errno on error |
| 4780 | */ |
| 4781 | static int hdd_ipa_alloc_tx_desc_list(struct hdd_ipa_priv *hdd_ipa) |
| 4782 | { |
| 4783 | int i; |
| 4784 | uint32_t max_desc_cnt; |
| 4785 | struct hdd_ipa_tx_desc *tmp_desc; |
| 4786 | |
| 4787 | max_desc_cnt = hdd_ipa->hdd_ctx->config->IpaUcTxBufCount; |
| 4788 | |
| 4789 | INIT_LIST_HEAD(&hdd_ipa->free_tx_desc_head); |
| 4790 | |
| 4791 | tmp_desc = qdf_mem_malloc(sizeof(struct hdd_ipa_tx_desc)*max_desc_cnt); |
| 4792 | |
| 4793 | if (!tmp_desc) { |
| 4794 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 4795 | "Free Tx descriptor allocation failed"); |
| 4796 | return -ENOMEM; |
| 4797 | } |
| 4798 | |
| 4799 | hdd_ipa->tx_desc_list = tmp_desc; |
| 4800 | |
| 4801 | qdf_spin_lock_bh(&hdd_ipa->q_lock); |
| 4802 | for (i = 0; i < max_desc_cnt; i++) { |
| 4803 | tmp_desc->id = i; |
| 4804 | tmp_desc->ipa_tx_desc_ptr = NULL; |
| 4805 | list_add_tail(&tmp_desc->link, |
| 4806 | &hdd_ipa->free_tx_desc_head); |
| 4807 | tmp_desc++; |
| 4808 | } |
| 4809 | |
| 4810 | hdd_ipa->stats.num_tx_desc_q_cnt = 0; |
| 4811 | hdd_ipa->stats.num_tx_desc_error = 0; |
| 4812 | |
| 4813 | qdf_spin_unlock_bh(&hdd_ipa->q_lock); |
| 4814 | |
| 4815 | return 0; |
| 4816 | } |
| 4817 | |
| 4818 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4819 | * hdd_ipa_setup_sys_pipe() - Setup all IPA Sys pipes |
| 4820 | * @hdd_ipa: Global HDD IPA context |
| 4821 | * |
| 4822 | * Return: 0 on success, negative errno on error |
| 4823 | */ |
| 4824 | static int hdd_ipa_setup_sys_pipe(struct hdd_ipa_priv *hdd_ipa) |
| 4825 | { |
| 4826 | int i, ret = 0; |
| 4827 | struct ipa_sys_connect_params *ipa; |
| 4828 | uint32_t desc_fifo_sz; |
| 4829 | |
| 4830 | /* The maximum number of descriptors that can be provided to a BAM at |
| 4831 | * once is one less than the total number of descriptors that the buffer |
| 4832 | * can contain. |
| 4833 | * If max_num_of_descriptors = (BAM_PIPE_DESCRIPTOR_FIFO_SIZE / sizeof |
| 4834 | * (SPS_DESCRIPTOR)), then (max_num_of_descriptors - 1) descriptors can |
| 4835 | * be provided at once. |
| 4836 | * Because of above requirement, one extra descriptor will be added to |
| 4837 | * make sure hardware always has one descriptor. |
| 4838 | */ |
| 4839 | desc_fifo_sz = hdd_ipa->hdd_ctx->config->IpaDescSize |
| 4840 | + sizeof(struct sps_iovec); |
| 4841 | |
| 4842 | /*setup TX pipes */ |
| 4843 | for (i = 0; i < HDD_IPA_MAX_IFACE; i++) { |
| 4844 | ipa = &hdd_ipa->sys_pipe[i].ipa_sys_params; |
| 4845 | |
| 4846 | ipa->client = hdd_ipa_adapter_2_client[i].cons_client; |
| 4847 | ipa->desc_fifo_sz = desc_fifo_sz; |
| 4848 | ipa->priv = &hdd_ipa->iface_context[i]; |
| 4849 | ipa->notify = hdd_ipa_i2w_cb; |
| 4850 | |
| 4851 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) { |
| 4852 | ipa->ipa_ep_cfg.hdr.hdr_len = |
| 4853 | HDD_IPA_UC_WLAN_TX_HDR_LEN; |
| 4854 | ipa->ipa_ep_cfg.nat.nat_en = IPA_BYPASS_NAT; |
| 4855 | ipa->ipa_ep_cfg.hdr.hdr_ofst_pkt_size_valid = 1; |
| 4856 | ipa->ipa_ep_cfg.hdr.hdr_ofst_pkt_size = 0; |
| 4857 | ipa->ipa_ep_cfg.hdr.hdr_additional_const_len = |
| 4858 | HDD_IPA_UC_WLAN_8023_HDR_SIZE; |
| 4859 | ipa->ipa_ep_cfg.hdr_ext.hdr_little_endian = true; |
| 4860 | } else { |
| 4861 | ipa->ipa_ep_cfg.hdr.hdr_len = HDD_IPA_WLAN_TX_HDR_LEN; |
| 4862 | } |
| 4863 | ipa->ipa_ep_cfg.mode.mode = IPA_BASIC; |
| 4864 | |
| 4865 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 4866 | ipa->keep_ipa_awake = 1; |
| 4867 | |
| 4868 | ret = ipa_setup_sys_pipe(ipa, &(hdd_ipa->sys_pipe[i].conn_hdl)); |
| 4869 | if (ret) { |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 4870 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 4871 | "Failed for pipe %d ret: %d", i, ret); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4872 | goto setup_sys_pipe_fail; |
| 4873 | } |
| 4874 | hdd_ipa->sys_pipe[i].conn_hdl_valid = 1; |
| 4875 | } |
| 4876 | |
| 4877 | if (!hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) { |
| 4878 | /* |
| 4879 | * Hard code it here, this can be extended if in case |
| 4880 | * PROD pipe is also per interface. |
| 4881 | * Right now there is no advantage of doing this. |
| 4882 | */ |
| 4883 | hdd_ipa->prod_client = IPA_CLIENT_WLAN1_PROD; |
| 4884 | |
| 4885 | ipa = &hdd_ipa->sys_pipe[HDD_IPA_RX_PIPE].ipa_sys_params; |
| 4886 | |
| 4887 | ipa->client = hdd_ipa->prod_client; |
| 4888 | |
| 4889 | ipa->desc_fifo_sz = desc_fifo_sz; |
| 4890 | ipa->priv = hdd_ipa; |
| 4891 | ipa->notify = hdd_ipa_w2i_cb; |
| 4892 | |
| 4893 | ipa->ipa_ep_cfg.nat.nat_en = IPA_BYPASS_NAT; |
| 4894 | ipa->ipa_ep_cfg.hdr.hdr_len = HDD_IPA_WLAN_RX_HDR_LEN; |
| 4895 | ipa->ipa_ep_cfg.hdr.hdr_ofst_metadata_valid = 1; |
| 4896 | ipa->ipa_ep_cfg.mode.mode = IPA_BASIC; |
| 4897 | |
| 4898 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 4899 | ipa->keep_ipa_awake = 1; |
| 4900 | |
| 4901 | ret = ipa_setup_sys_pipe(ipa, &(hdd_ipa->sys_pipe[i].conn_hdl)); |
| 4902 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4903 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4904 | "Failed for RX pipe: %d", ret); |
| 4905 | goto setup_sys_pipe_fail; |
| 4906 | } |
| 4907 | hdd_ipa->sys_pipe[HDD_IPA_RX_PIPE].conn_hdl_valid = 1; |
| 4908 | } |
| 4909 | |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 4910 | /* Allocate free Tx desc list */ |
| 4911 | ret = hdd_ipa_alloc_tx_desc_list(hdd_ipa); |
| 4912 | if (ret) |
| 4913 | goto setup_sys_pipe_fail; |
| 4914 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4915 | return ret; |
| 4916 | |
| 4917 | setup_sys_pipe_fail: |
| 4918 | |
| 4919 | while (--i >= 0) { |
| 4920 | ipa_teardown_sys_pipe(hdd_ipa->sys_pipe[i].conn_hdl); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4921 | qdf_mem_zero(&hdd_ipa->sys_pipe[i], |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4922 | sizeof(struct hdd_ipa_sys_pipe)); |
| 4923 | } |
| 4924 | |
| 4925 | return ret; |
| 4926 | } |
| 4927 | |
| 4928 | /** |
| 4929 | * hdd_ipa_teardown_sys_pipe() - Tear down all IPA Sys pipes |
| 4930 | * @hdd_ipa: Global HDD IPA context |
| 4931 | * |
| 4932 | * Return: None |
| 4933 | */ |
| 4934 | static void hdd_ipa_teardown_sys_pipe(struct hdd_ipa_priv *hdd_ipa) |
| 4935 | { |
| 4936 | int ret = 0, i; |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 4937 | uint32_t max_desc_cnt; |
| 4938 | struct hdd_ipa_tx_desc *tmp_desc; |
| 4939 | struct ipa_rx_data *ipa_tx_desc; |
| 4940 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4941 | for (i = 0; i < HDD_IPA_MAX_SYSBAM_PIPE; i++) { |
| 4942 | if (hdd_ipa->sys_pipe[i].conn_hdl_valid) { |
| 4943 | ret = |
| 4944 | ipa_teardown_sys_pipe(hdd_ipa->sys_pipe[i]. |
| 4945 | conn_hdl); |
| 4946 | if (ret) |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4947 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Failed: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4948 | ret); |
| 4949 | |
| 4950 | hdd_ipa->sys_pipe[i].conn_hdl_valid = 0; |
| 4951 | } |
| 4952 | } |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 4953 | |
| 4954 | if (hdd_ipa->tx_desc_list) { |
| 4955 | max_desc_cnt = hdd_ipa->hdd_ctx->config->IpaUcTxBufCount; |
| 4956 | |
| 4957 | qdf_spin_lock_bh(&hdd_ipa->q_lock); |
| 4958 | for (i = 0; i < max_desc_cnt; i++) { |
| 4959 | tmp_desc = hdd_ipa->tx_desc_list + i; |
| 4960 | ipa_tx_desc = tmp_desc->ipa_tx_desc_ptr; |
| 4961 | if (ipa_tx_desc) |
| 4962 | ipa_free_skb(ipa_tx_desc); |
| 4963 | } |
| 4964 | tmp_desc = hdd_ipa->tx_desc_list; |
| 4965 | hdd_ipa->tx_desc_list = NULL; |
| 4966 | hdd_ipa->stats.num_tx_desc_q_cnt = 0; |
| 4967 | hdd_ipa->stats.num_tx_desc_error = 0; |
| 4968 | qdf_spin_unlock_bh(&hdd_ipa->q_lock); |
| 4969 | qdf_mem_free(tmp_desc); |
| 4970 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4971 | } |
| 4972 | |
| 4973 | /** |
| 4974 | * hdd_ipa_register_interface() - register IPA interface |
| 4975 | * @hdd_ipa: Global IPA context |
| 4976 | * @iface_context: Per-interface IPA context |
| 4977 | * |
| 4978 | * Return: 0 on success, negative errno on error |
| 4979 | */ |
| 4980 | static int hdd_ipa_register_interface(struct hdd_ipa_priv *hdd_ipa, |
| 4981 | struct hdd_ipa_iface_context |
| 4982 | *iface_context) |
| 4983 | { |
| 4984 | struct ipa_tx_intf tx_intf; |
| 4985 | struct ipa_rx_intf rx_intf; |
| 4986 | struct ipa_ioc_tx_intf_prop *tx_prop = NULL; |
| 4987 | struct ipa_ioc_rx_intf_prop *rx_prop = NULL; |
| 4988 | char *ifname = iface_context->adapter->dev->name; |
| 4989 | |
| 4990 | char ipv4_hdr_name[IPA_RESOURCE_NAME_MAX]; |
| 4991 | char ipv6_hdr_name[IPA_RESOURCE_NAME_MAX]; |
| 4992 | |
| 4993 | int num_prop = 1; |
| 4994 | int ret = 0; |
| 4995 | |
| 4996 | if (hdd_ipa_is_ipv6_enabled(hdd_ipa->hdd_ctx)) |
| 4997 | num_prop++; |
| 4998 | |
| 4999 | /* Allocate TX properties for TOS categories, 1 each for IPv4 & IPv6 */ |
| 5000 | tx_prop = |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5001 | qdf_mem_malloc(sizeof(struct ipa_ioc_tx_intf_prop) * num_prop); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5002 | if (!tx_prop) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5003 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "tx_prop allocation failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5004 | goto register_interface_fail; |
| 5005 | } |
| 5006 | |
| 5007 | /* Allocate RX properties, 1 each for IPv4 & IPv6 */ |
| 5008 | rx_prop = |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5009 | qdf_mem_malloc(sizeof(struct ipa_ioc_rx_intf_prop) * num_prop); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5010 | if (!rx_prop) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5011 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "rx_prop allocation failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5012 | goto register_interface_fail; |
| 5013 | } |
| 5014 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5015 | qdf_mem_zero(&tx_intf, sizeof(tx_intf)); |
| 5016 | qdf_mem_zero(&rx_intf, sizeof(rx_intf)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5017 | |
| 5018 | snprintf(ipv4_hdr_name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 5019 | ifname, HDD_IPA_IPV4_NAME_EXT); |
| 5020 | snprintf(ipv6_hdr_name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 5021 | ifname, HDD_IPA_IPV6_NAME_EXT); |
| 5022 | |
| 5023 | rx_prop[IPA_IP_v4].ip = IPA_IP_v4; |
| 5024 | rx_prop[IPA_IP_v4].src_pipe = iface_context->prod_client; |
| 5025 | rx_prop[IPA_IP_v4].hdr_l2_type = IPA_HDR_L2_ETHERNET_II; |
| 5026 | rx_prop[IPA_IP_v4].attrib.attrib_mask = IPA_FLT_META_DATA; |
| 5027 | |
| 5028 | /* |
| 5029 | * Interface ID is 3rd byte in the CLD header. Add the meta data and |
| 5030 | * mask to identify the interface in IPA hardware |
| 5031 | */ |
| 5032 | rx_prop[IPA_IP_v4].attrib.meta_data = |
| 5033 | htonl(iface_context->adapter->sessionId << 16); |
| 5034 | rx_prop[IPA_IP_v4].attrib.meta_data_mask = htonl(0x00FF0000); |
| 5035 | |
| 5036 | rx_intf.num_props++; |
| 5037 | if (hdd_ipa_is_ipv6_enabled(hdd_ipa->hdd_ctx)) { |
| 5038 | rx_prop[IPA_IP_v6].ip = IPA_IP_v6; |
| 5039 | rx_prop[IPA_IP_v6].src_pipe = iface_context->prod_client; |
| 5040 | rx_prop[IPA_IP_v6].hdr_l2_type = IPA_HDR_L2_ETHERNET_II; |
| 5041 | rx_prop[IPA_IP_v4].attrib.attrib_mask = IPA_FLT_META_DATA; |
| 5042 | rx_prop[IPA_IP_v4].attrib.meta_data = |
| 5043 | htonl(iface_context->adapter->sessionId << 16); |
| 5044 | rx_prop[IPA_IP_v4].attrib.meta_data_mask = htonl(0x00FF0000); |
| 5045 | |
| 5046 | rx_intf.num_props++; |
| 5047 | } |
| 5048 | |
| 5049 | tx_prop[IPA_IP_v4].ip = IPA_IP_v4; |
| 5050 | tx_prop[IPA_IP_v4].hdr_l2_type = IPA_HDR_L2_ETHERNET_II; |
| 5051 | tx_prop[IPA_IP_v4].dst_pipe = IPA_CLIENT_WLAN1_CONS; |
| 5052 | tx_prop[IPA_IP_v4].alt_dst_pipe = iface_context->cons_client; |
| 5053 | strlcpy(tx_prop[IPA_IP_v4].hdr_name, ipv4_hdr_name, |
| 5054 | IPA_RESOURCE_NAME_MAX); |
| 5055 | tx_intf.num_props++; |
| 5056 | |
| 5057 | if (hdd_ipa_is_ipv6_enabled(hdd_ipa->hdd_ctx)) { |
| 5058 | tx_prop[IPA_IP_v6].ip = IPA_IP_v6; |
| 5059 | tx_prop[IPA_IP_v6].hdr_l2_type = IPA_HDR_L2_ETHERNET_II; |
| 5060 | tx_prop[IPA_IP_v6].dst_pipe = IPA_CLIENT_WLAN1_CONS; |
| 5061 | tx_prop[IPA_IP_v6].alt_dst_pipe = iface_context->cons_client; |
| 5062 | strlcpy(tx_prop[IPA_IP_v6].hdr_name, ipv6_hdr_name, |
| 5063 | IPA_RESOURCE_NAME_MAX); |
| 5064 | tx_intf.num_props++; |
| 5065 | } |
| 5066 | |
| 5067 | tx_intf.prop = tx_prop; |
| 5068 | rx_intf.prop = rx_prop; |
| 5069 | |
| 5070 | /* Call the ipa api to register interface */ |
| 5071 | ret = ipa_register_intf(ifname, &tx_intf, &rx_intf); |
| 5072 | |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 5073 | /* Register IPA Tx desc free callback */ |
| 5074 | qdf_nbuf_reg_free_cb(hdd_ipa_nbuf_cb); |
| 5075 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5076 | register_interface_fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5077 | qdf_mem_free(tx_prop); |
| 5078 | qdf_mem_free(rx_prop); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5079 | return ret; |
| 5080 | } |
| 5081 | |
| 5082 | /** |
| 5083 | * hdd_remove_ipa_header() - Remove a specific header from IPA |
| 5084 | * @name: Name of the header to be removed |
| 5085 | * |
| 5086 | * Return: None |
| 5087 | */ |
| 5088 | static void hdd_ipa_remove_header(char *name) |
| 5089 | { |
| 5090 | struct ipa_ioc_get_hdr hdrlookup; |
| 5091 | int ret = 0, len; |
| 5092 | struct ipa_ioc_del_hdr *ipa_hdr; |
| 5093 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5094 | qdf_mem_zero(&hdrlookup, sizeof(hdrlookup)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5095 | strlcpy(hdrlookup.name, name, sizeof(hdrlookup.name)); |
| 5096 | ret = ipa_get_hdr(&hdrlookup); |
| 5097 | if (ret) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5098 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "Hdr deleted already %s, %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5099 | name, ret); |
| 5100 | return; |
| 5101 | } |
| 5102 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5103 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "hdl: 0x%x", hdrlookup.hdl); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5104 | len = sizeof(struct ipa_ioc_del_hdr) + sizeof(struct ipa_hdr_del) * 1; |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5105 | ipa_hdr = (struct ipa_ioc_del_hdr *)qdf_mem_malloc(len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5106 | if (ipa_hdr == NULL) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5107 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "ipa_hdr allocation failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5108 | return; |
| 5109 | } |
| 5110 | ipa_hdr->num_hdls = 1; |
| 5111 | ipa_hdr->commit = 0; |
| 5112 | ipa_hdr->hdl[0].hdl = hdrlookup.hdl; |
| 5113 | ipa_hdr->hdl[0].status = -1; |
| 5114 | ret = ipa_del_hdr(ipa_hdr); |
| 5115 | if (ret != 0) |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5116 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Delete header failed: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5117 | ret); |
| 5118 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5119 | qdf_mem_free(ipa_hdr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5120 | } |
| 5121 | |
| 5122 | /** |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 5123 | * wlan_ipa_add_hdr() - Add IPA Tx header |
| 5124 | * @ipa_hdr: pointer to IPA header addition parameters |
| 5125 | * |
| 5126 | * Call IPA API to add IPA Tx header descriptor |
| 5127 | * and dump Tx header struct |
| 5128 | * |
| 5129 | * Return: 0 for success, non-zero for failure |
| 5130 | */ |
| 5131 | static int wlan_ipa_add_hdr(struct ipa_ioc_add_hdr *ipa_hdr) |
| 5132 | { |
| 5133 | int ret; |
| 5134 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5135 | hdd_debug("==== IPA Tx Header ====\n" |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 5136 | "name: %s\n" |
| 5137 | "hdr_len: %d\n" |
| 5138 | "type: %d\n" |
| 5139 | "is_partial: %d\n" |
| 5140 | "hdr_hdl: 0x%x\n" |
| 5141 | "status: %d\n" |
| 5142 | "is_eth2_ofst_valid: %d\n" |
| 5143 | "eth2_ofst: %d\n", |
| 5144 | ipa_hdr->hdr[0].name, |
| 5145 | ipa_hdr->hdr[0].hdr_len, |
| 5146 | ipa_hdr->hdr[0].type, |
| 5147 | ipa_hdr->hdr[0].is_partial, |
| 5148 | ipa_hdr->hdr[0].hdr_hdl, |
| 5149 | ipa_hdr->hdr[0].status, |
| 5150 | ipa_hdr->hdr[0].is_eth2_ofst_valid, |
| 5151 | ipa_hdr->hdr[0].eth2_ofst); |
| 5152 | |
Srinivas Girigowda | c06543c | 2017-03-09 15:10:03 -0800 | [diff] [blame] | 5153 | HDD_IPA_DBG_DUMP(QDF_TRACE_LEVEL_DEBUG, "hdr:", |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 5154 | ipa_hdr->hdr[0].hdr, HDD_IPA_UC_WLAN_TX_HDR_LEN); |
| 5155 | |
| 5156 | ret = ipa_add_hdr(ipa_hdr); |
| 5157 | return ret; |
| 5158 | } |
| 5159 | |
| 5160 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5161 | * hdd_ipa_add_header_info() - Add IPA header for a given interface |
| 5162 | * @hdd_ipa: Global HDD IPA context |
| 5163 | * @iface_context: Interface-specific HDD IPA context |
| 5164 | * @mac_addr: Interface MAC address |
| 5165 | * |
| 5166 | * Return: 0 on success, negativer errno value on error |
| 5167 | */ |
| 5168 | static int hdd_ipa_add_header_info(struct hdd_ipa_priv *hdd_ipa, |
| 5169 | struct hdd_ipa_iface_context *iface_context, |
| 5170 | uint8_t *mac_addr) |
| 5171 | { |
| 5172 | hdd_adapter_t *adapter = iface_context->adapter; |
| 5173 | char *ifname; |
| 5174 | struct ipa_ioc_add_hdr *ipa_hdr = NULL; |
| 5175 | int ret = -EINVAL; |
| 5176 | struct hdd_ipa_tx_hdr *tx_hdr = NULL; |
| 5177 | struct hdd_ipa_uc_tx_hdr *uc_tx_hdr = NULL; |
| 5178 | |
| 5179 | ifname = adapter->dev->name; |
| 5180 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5181 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "Add Partial hdr: %s, %pM", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5182 | ifname, mac_addr); |
| 5183 | |
| 5184 | /* dynamically allocate the memory to add the hdrs */ |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5185 | ipa_hdr = qdf_mem_malloc(sizeof(struct ipa_ioc_add_hdr) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5186 | + sizeof(struct ipa_hdr_add)); |
| 5187 | if (!ipa_hdr) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5188 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5189 | "%s: ipa_hdr allocation failed", ifname); |
| 5190 | ret = -ENOMEM; |
| 5191 | goto end; |
| 5192 | } |
| 5193 | |
| 5194 | ipa_hdr->commit = 0; |
| 5195 | ipa_hdr->num_hdrs = 1; |
| 5196 | |
| 5197 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 5198 | uc_tx_hdr = (struct hdd_ipa_uc_tx_hdr *)ipa_hdr->hdr[0].hdr; |
| 5199 | memcpy(uc_tx_hdr, &ipa_uc_tx_hdr, HDD_IPA_UC_WLAN_TX_HDR_LEN); |
| 5200 | memcpy(uc_tx_hdr->eth.h_source, mac_addr, ETH_ALEN); |
| 5201 | uc_tx_hdr->ipa_hd.vdev_id = iface_context->adapter->sessionId; |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5202 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5203 | "ifname=%s, vdev_id=%d", |
| 5204 | ifname, uc_tx_hdr->ipa_hd.vdev_id); |
| 5205 | snprintf(ipa_hdr->hdr[0].name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 5206 | ifname, HDD_IPA_IPV4_NAME_EXT); |
| 5207 | ipa_hdr->hdr[0].hdr_len = HDD_IPA_UC_WLAN_TX_HDR_LEN; |
| 5208 | ipa_hdr->hdr[0].type = IPA_HDR_L2_ETHERNET_II; |
| 5209 | ipa_hdr->hdr[0].is_partial = 1; |
| 5210 | ipa_hdr->hdr[0].hdr_hdl = 0; |
| 5211 | ipa_hdr->hdr[0].is_eth2_ofst_valid = 1; |
| 5212 | ipa_hdr->hdr[0].eth2_ofst = HDD_IPA_UC_WLAN_HDR_DES_MAC_OFFSET; |
| 5213 | |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 5214 | ret = wlan_ipa_add_hdr(ipa_hdr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5215 | } else { |
| 5216 | tx_hdr = (struct hdd_ipa_tx_hdr *)ipa_hdr->hdr[0].hdr; |
| 5217 | |
| 5218 | /* Set the Source MAC */ |
| 5219 | memcpy(tx_hdr, &ipa_tx_hdr, HDD_IPA_WLAN_TX_HDR_LEN); |
| 5220 | memcpy(tx_hdr->eth.h_source, mac_addr, ETH_ALEN); |
| 5221 | |
| 5222 | snprintf(ipa_hdr->hdr[0].name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 5223 | ifname, HDD_IPA_IPV4_NAME_EXT); |
| 5224 | ipa_hdr->hdr[0].hdr_len = HDD_IPA_WLAN_TX_HDR_LEN; |
| 5225 | ipa_hdr->hdr[0].is_partial = 1; |
| 5226 | ipa_hdr->hdr[0].hdr_hdl = 0; |
| 5227 | ipa_hdr->hdr[0].is_eth2_ofst_valid = 1; |
| 5228 | ipa_hdr->hdr[0].eth2_ofst = HDD_IPA_WLAN_HDR_DES_MAC_OFFSET; |
| 5229 | |
| 5230 | /* Set the type to IPV4 in the header */ |
| 5231 | tx_hdr->llc_snap.eth_type = cpu_to_be16(ETH_P_IP); |
| 5232 | |
| 5233 | ret = ipa_add_hdr(ipa_hdr); |
| 5234 | } |
| 5235 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5236 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "%s IPv4 add hdr failed: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5237 | ifname, ret); |
| 5238 | goto end; |
| 5239 | } |
| 5240 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5241 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s: IPv4 hdr_hdl: 0x%x", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5242 | ipa_hdr->hdr[0].name, ipa_hdr->hdr[0].hdr_hdl); |
| 5243 | |
| 5244 | if (hdd_ipa_is_ipv6_enabled(hdd_ipa->hdd_ctx)) { |
| 5245 | snprintf(ipa_hdr->hdr[0].name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 5246 | ifname, HDD_IPA_IPV6_NAME_EXT); |
| 5247 | |
| 5248 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 5249 | uc_tx_hdr = |
| 5250 | (struct hdd_ipa_uc_tx_hdr *)ipa_hdr->hdr[0].hdr; |
| 5251 | uc_tx_hdr->eth.h_proto = cpu_to_be16(ETH_P_IPV6); |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 5252 | ret = wlan_ipa_add_hdr(ipa_hdr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5253 | } else { |
| 5254 | /* Set the type to IPV6 in the header */ |
| 5255 | tx_hdr = (struct hdd_ipa_tx_hdr *)ipa_hdr->hdr[0].hdr; |
| 5256 | tx_hdr->llc_snap.eth_type = cpu_to_be16(ETH_P_IPV6); |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 5257 | ret = ipa_add_hdr(ipa_hdr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5258 | } |
| 5259 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5260 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5261 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5262 | "%s: IPv6 add hdr failed: %d", ifname, ret); |
| 5263 | goto clean_ipv4_hdr; |
| 5264 | } |
| 5265 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5266 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s: IPv6 hdr_hdl: 0x%x", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5267 | ipa_hdr->hdr[0].name, ipa_hdr->hdr[0].hdr_hdl); |
| 5268 | } |
| 5269 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5270 | qdf_mem_free(ipa_hdr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5271 | |
| 5272 | return ret; |
| 5273 | |
| 5274 | clean_ipv4_hdr: |
| 5275 | snprintf(ipa_hdr->hdr[0].name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 5276 | ifname, HDD_IPA_IPV4_NAME_EXT); |
| 5277 | hdd_ipa_remove_header(ipa_hdr->hdr[0].name); |
| 5278 | end: |
| 5279 | if (ipa_hdr) |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5280 | qdf_mem_free(ipa_hdr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5281 | |
| 5282 | return ret; |
| 5283 | } |
| 5284 | |
| 5285 | /** |
| 5286 | * hdd_ipa_clean_hdr() - Cleanup IPA on a given adapter |
| 5287 | * @adapter: Adapter upon which IPA was previously configured |
| 5288 | * |
| 5289 | * Return: None |
| 5290 | */ |
| 5291 | static void hdd_ipa_clean_hdr(hdd_adapter_t *adapter) |
| 5292 | { |
| 5293 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 5294 | int ret; |
| 5295 | char name_ipa[IPA_RESOURCE_NAME_MAX]; |
| 5296 | |
| 5297 | /* Remove the headers */ |
| 5298 | snprintf(name_ipa, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 5299 | adapter->dev->name, HDD_IPA_IPV4_NAME_EXT); |
| 5300 | hdd_ipa_remove_header(name_ipa); |
| 5301 | |
| 5302 | if (hdd_ipa_is_ipv6_enabled(hdd_ipa->hdd_ctx)) { |
| 5303 | snprintf(name_ipa, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 5304 | adapter->dev->name, HDD_IPA_IPV6_NAME_EXT); |
| 5305 | hdd_ipa_remove_header(name_ipa); |
| 5306 | } |
| 5307 | /* unregister the interface with IPA */ |
| 5308 | ret = ipa_deregister_intf(adapter->dev->name); |
| 5309 | if (ret) |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5310 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5311 | "%s: ipa_deregister_intf fail: %d", |
| 5312 | adapter->dev->name, ret); |
| 5313 | } |
| 5314 | |
| 5315 | /** |
| 5316 | * hdd_ipa_cleanup_iface() - Cleanup IPA on a given interface |
| 5317 | * @iface_context: interface-specific IPA context |
| 5318 | * |
| 5319 | * Return: None |
| 5320 | */ |
| 5321 | static void hdd_ipa_cleanup_iface(struct hdd_ipa_iface_context *iface_context) |
| 5322 | { |
| 5323 | if (iface_context == NULL) |
| 5324 | return; |
| 5325 | |
| 5326 | hdd_ipa_clean_hdr(iface_context->adapter); |
| 5327 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 5328 | qdf_spin_lock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5329 | iface_context->adapter->ipa_context = NULL; |
| 5330 | iface_context->adapter = NULL; |
| 5331 | iface_context->tl_context = NULL; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 5332 | qdf_spin_unlock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5333 | iface_context->ifa_address = 0; |
| 5334 | if (!iface_context->hdd_ipa->num_iface) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5335 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5336 | "NUM INTF 0, Invalid"); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 5337 | QDF_ASSERT(0); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5338 | } |
| 5339 | iface_context->hdd_ipa->num_iface--; |
| 5340 | } |
| 5341 | |
| 5342 | /** |
| 5343 | * hdd_ipa_setup_iface() - Setup IPA on a given interface |
| 5344 | * @hdd_ipa: HDD IPA global context |
| 5345 | * @adapter: Interface upon which IPA is being setup |
| 5346 | * @sta_id: Station ID of the API instance |
| 5347 | * |
| 5348 | * Return: 0 on success, negative errno value on error |
| 5349 | */ |
| 5350 | static int hdd_ipa_setup_iface(struct hdd_ipa_priv *hdd_ipa, |
| 5351 | hdd_adapter_t *adapter, uint8_t sta_id) |
| 5352 | { |
| 5353 | struct hdd_ipa_iface_context *iface_context = NULL; |
| 5354 | void *tl_context = NULL; |
| 5355 | int i, ret = 0; |
| 5356 | |
| 5357 | /* Lower layer may send multiple START_BSS_EVENT in DFS mode or during |
| 5358 | * channel change indication. Since these indications are sent by lower |
| 5359 | * layer as SAP updates and IPA doesn't have to do anything for these |
| 5360 | * updates so ignoring! |
| 5361 | */ |
Krunal Soni | be766b0 | 2016-03-10 13:00:44 -0800 | [diff] [blame] | 5362 | if (QDF_SAP_MODE == adapter->device_mode && adapter->ipa_context) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5363 | return 0; |
| 5364 | |
| 5365 | for (i = 0; i < HDD_IPA_MAX_IFACE; i++) { |
| 5366 | if (hdd_ipa->iface_context[i].adapter == NULL) { |
| 5367 | iface_context = &(hdd_ipa->iface_context[i]); |
| 5368 | break; |
| 5369 | } |
| 5370 | } |
| 5371 | |
| 5372 | if (iface_context == NULL) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5373 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5374 | "All the IPA interfaces are in use"); |
| 5375 | ret = -ENOMEM; |
| 5376 | goto end; |
| 5377 | } |
| 5378 | |
| 5379 | adapter->ipa_context = iface_context; |
| 5380 | iface_context->adapter = adapter; |
| 5381 | iface_context->sta_id = sta_id; |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 5382 | tl_context = (void *)cdp_peer_get_vdev_by_sta_id( |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 5383 | cds_get_context(QDF_MODULE_ID_SOC), sta_id); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5384 | if (tl_context == NULL) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5385 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5386 | "Not able to get TL context sta_id: %d", sta_id); |
| 5387 | ret = -EINVAL; |
| 5388 | goto end; |
| 5389 | } |
| 5390 | |
| 5391 | iface_context->tl_context = tl_context; |
| 5392 | |
| 5393 | ret = hdd_ipa_add_header_info(hdd_ipa, iface_context, |
| 5394 | adapter->dev->dev_addr); |
| 5395 | |
| 5396 | if (ret) |
| 5397 | goto end; |
| 5398 | |
| 5399 | /* Configure the TX and RX pipes filter rules */ |
| 5400 | ret = hdd_ipa_register_interface(hdd_ipa, iface_context); |
| 5401 | if (ret) |
| 5402 | goto cleanup_header; |
| 5403 | |
| 5404 | hdd_ipa->num_iface++; |
| 5405 | return ret; |
| 5406 | |
| 5407 | cleanup_header: |
| 5408 | |
| 5409 | hdd_ipa_clean_hdr(adapter); |
| 5410 | end: |
| 5411 | if (iface_context) |
| 5412 | hdd_ipa_cleanup_iface(iface_context); |
| 5413 | return ret; |
| 5414 | } |
| 5415 | |
Yun Park | a27049a | 2016-10-11 12:30:49 -0700 | [diff] [blame] | 5416 | #ifndef QCA_LL_TX_FLOW_CONTROL_V2 |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5417 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 5418 | * __hdd_ipa_send_mcc_scc_msg() - send IPA WLAN_SWITCH_TO_MCC/SCC message |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5419 | * @mcc_mode: 0=MCC/1=SCC |
| 5420 | * |
| 5421 | * Return: 0 on success, negative errno value on error |
| 5422 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 5423 | static int __hdd_ipa_send_mcc_scc_msg(hdd_context_t *hdd_ctx, bool mcc_mode) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5424 | { |
| 5425 | hdd_adapter_list_node_t *adapter_node = NULL, *next = NULL; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 5426 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5427 | hdd_adapter_t *pAdapter; |
| 5428 | struct ipa_msg_meta meta; |
| 5429 | struct ipa_wlan_msg *msg; |
| 5430 | int ret; |
| 5431 | |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 5432 | if (wlan_hdd_validate_context(hdd_ctx)) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5433 | return -EINVAL; |
| 5434 | |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 5435 | if (!hdd_ipa_uc_sta_is_enabled(hdd_ctx)) |
| 5436 | return -EINVAL; |
| 5437 | |
| 5438 | if (!hdd_ctx->mcc_mode) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5439 | /* Flush TxRx queue for each adapter before switch to SCC */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 5440 | status = hdd_get_front_adapter(hdd_ctx, &adapter_node); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 5441 | while (NULL != adapter_node && QDF_STATUS_SUCCESS == status) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5442 | pAdapter = adapter_node->pAdapter; |
Krunal Soni | be766b0 | 2016-03-10 13:00:44 -0800 | [diff] [blame] | 5443 | if (pAdapter->device_mode == QDF_STA_MODE || |
Jeff Johnson | ab2cd40 | 2016-12-05 13:54:28 -0800 | [diff] [blame] | 5444 | pAdapter->device_mode == QDF_SAP_MODE) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5445 | hdd_debug("MCC->SCC: Flush TxRx queue(d_mode=%d)", |
Jeff Johnson | ab2cd40 | 2016-12-05 13:54:28 -0800 | [diff] [blame] | 5446 | pAdapter->device_mode); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5447 | hdd_deinit_tx_rx(pAdapter); |
| 5448 | } |
| 5449 | status = hdd_get_next_adapter( |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 5450 | hdd_ctx, adapter_node, &next); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5451 | adapter_node = next; |
| 5452 | } |
| 5453 | } |
| 5454 | |
| 5455 | /* Send SCC/MCC Switching event to IPA */ |
| 5456 | meta.msg_len = sizeof(*msg); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5457 | msg = qdf_mem_malloc(meta.msg_len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5458 | if (msg == NULL) { |
Jeff Johnson | ab2cd40 | 2016-12-05 13:54:28 -0800 | [diff] [blame] | 5459 | hdd_err("msg allocation failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5460 | return -ENOMEM; |
| 5461 | } |
| 5462 | |
| 5463 | meta.msg_type = mcc_mode ? |
| 5464 | WLAN_SWITCH_TO_MCC : WLAN_SWITCH_TO_SCC; |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5465 | hdd_debug("ipa_send_msg(Evt:%d)", meta.msg_type); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5466 | |
| 5467 | ret = ipa_send_msg(&meta, msg, hdd_ipa_msg_free_fn); |
| 5468 | |
| 5469 | if (ret) { |
Jeff Johnson | ab2cd40 | 2016-12-05 13:54:28 -0800 | [diff] [blame] | 5470 | hdd_err("ipa_send_msg(Evt:%d) - fail=%d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5471 | meta.msg_type, ret); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5472 | qdf_mem_free(msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5473 | } |
| 5474 | |
| 5475 | return ret; |
| 5476 | } |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 5477 | |
| 5478 | /** |
| 5479 | * hdd_ipa_send_mcc_scc_msg() - SSR wrapper for __hdd_ipa_send_mcc_scc_msg |
| 5480 | * @mcc_mode: 0=MCC/1=SCC |
| 5481 | * |
| 5482 | * Return: 0 on success, negative errno value on error |
| 5483 | */ |
| 5484 | int hdd_ipa_send_mcc_scc_msg(hdd_context_t *hdd_ctx, bool mcc_mode) |
| 5485 | { |
| 5486 | int ret; |
| 5487 | |
| 5488 | cds_ssr_protect(__func__); |
| 5489 | ret = __hdd_ipa_send_mcc_scc_msg(hdd_ctx, mcc_mode); |
| 5490 | cds_ssr_unprotect(__func__); |
| 5491 | |
| 5492 | return ret; |
| 5493 | } |
Yun Park | a27049a | 2016-10-11 12:30:49 -0700 | [diff] [blame] | 5494 | #endif |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5495 | |
| 5496 | /** |
| 5497 | * hdd_ipa_wlan_event_to_str() - convert IPA WLAN event to string |
| 5498 | * @event: IPA WLAN event to be converted to a string |
| 5499 | * |
| 5500 | * Return: ASCII string representing the IPA WLAN event |
| 5501 | */ |
| 5502 | static inline char *hdd_ipa_wlan_event_to_str(enum ipa_wlan_event event) |
| 5503 | { |
| 5504 | switch (event) { |
| 5505 | case WLAN_CLIENT_CONNECT: |
| 5506 | return "WLAN_CLIENT_CONNECT"; |
| 5507 | case WLAN_CLIENT_DISCONNECT: |
| 5508 | return "WLAN_CLIENT_DISCONNECT"; |
| 5509 | case WLAN_CLIENT_POWER_SAVE_MODE: |
| 5510 | return "WLAN_CLIENT_POWER_SAVE_MODE"; |
| 5511 | case WLAN_CLIENT_NORMAL_MODE: |
| 5512 | return "WLAN_CLIENT_NORMAL_MODE"; |
| 5513 | case SW_ROUTING_ENABLE: |
| 5514 | return "SW_ROUTING_ENABLE"; |
| 5515 | case SW_ROUTING_DISABLE: |
| 5516 | return "SW_ROUTING_DISABLE"; |
| 5517 | case WLAN_AP_CONNECT: |
| 5518 | return "WLAN_AP_CONNECT"; |
| 5519 | case WLAN_AP_DISCONNECT: |
| 5520 | return "WLAN_AP_DISCONNECT"; |
| 5521 | case WLAN_STA_CONNECT: |
| 5522 | return "WLAN_STA_CONNECT"; |
| 5523 | case WLAN_STA_DISCONNECT: |
| 5524 | return "WLAN_STA_DISCONNECT"; |
| 5525 | case WLAN_CLIENT_CONNECT_EX: |
| 5526 | return "WLAN_CLIENT_CONNECT_EX"; |
| 5527 | |
| 5528 | case IPA_WLAN_EVENT_MAX: |
| 5529 | default: |
| 5530 | return "UNKNOWN"; |
| 5531 | } |
| 5532 | } |
| 5533 | |
| 5534 | /** |
Mohit Khanna | fa99aea | 2016-05-12 21:43:13 -0700 | [diff] [blame] | 5535 | * hdd_to_ipa_wlan_event() - convert hdd_ipa_wlan_event to ipa_wlan_event |
| 5536 | * @hdd_ipa_event_type: HDD IPA WLAN event to be converted to an ipa_wlan_event |
| 5537 | * |
| 5538 | * Return: ipa_wlan_event representing the hdd_ipa_wlan_event |
| 5539 | */ |
| 5540 | static enum ipa_wlan_event |
| 5541 | hdd_to_ipa_wlan_event(enum hdd_ipa_wlan_event hdd_ipa_event_type) |
| 5542 | { |
| 5543 | enum ipa_wlan_event ipa_event; |
| 5544 | |
| 5545 | switch (hdd_ipa_event_type) { |
| 5546 | case HDD_IPA_CLIENT_CONNECT: |
| 5547 | ipa_event = WLAN_CLIENT_CONNECT; |
| 5548 | break; |
| 5549 | case HDD_IPA_CLIENT_DISCONNECT: |
| 5550 | ipa_event = WLAN_CLIENT_DISCONNECT; |
| 5551 | break; |
| 5552 | case HDD_IPA_AP_CONNECT: |
| 5553 | ipa_event = WLAN_AP_CONNECT; |
| 5554 | break; |
| 5555 | case HDD_IPA_AP_DISCONNECT: |
| 5556 | ipa_event = WLAN_AP_DISCONNECT; |
| 5557 | break; |
| 5558 | case HDD_IPA_STA_CONNECT: |
| 5559 | ipa_event = WLAN_STA_CONNECT; |
| 5560 | break; |
| 5561 | case HDD_IPA_STA_DISCONNECT: |
| 5562 | ipa_event = WLAN_STA_DISCONNECT; |
| 5563 | break; |
| 5564 | case HDD_IPA_CLIENT_CONNECT_EX: |
| 5565 | ipa_event = WLAN_CLIENT_CONNECT_EX; |
| 5566 | break; |
| 5567 | case HDD_IPA_WLAN_EVENT_MAX: |
| 5568 | default: |
| 5569 | ipa_event = IPA_WLAN_EVENT_MAX; |
| 5570 | break; |
| 5571 | } |
| 5572 | return ipa_event; |
| 5573 | |
| 5574 | } |
| 5575 | |
| 5576 | /** |
| 5577 | * __hdd_ipa_wlan_evt() - IPA event handler |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5578 | * @adapter: adapter upon which the event was received |
| 5579 | * @sta_id: station id for the event |
Mohit Khanna | fa99aea | 2016-05-12 21:43:13 -0700 | [diff] [blame] | 5580 | * @type: event enum of type ipa_wlan_event |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5581 | * @mac_address: MAC address associated with the event |
| 5582 | * |
Mohit Khanna | fa99aea | 2016-05-12 21:43:13 -0700 | [diff] [blame] | 5583 | * This function is meant to be called from within wlan_hdd_ipa.c |
| 5584 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5585 | * Return: 0 on success, negative errno value on error |
| 5586 | */ |
Mohit Khanna | fa99aea | 2016-05-12 21:43:13 -0700 | [diff] [blame] | 5587 | static int __hdd_ipa_wlan_evt(hdd_adapter_t *adapter, uint8_t sta_id, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5588 | enum ipa_wlan_event type, uint8_t *mac_addr) |
| 5589 | { |
| 5590 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 5591 | struct ipa_msg_meta meta; |
| 5592 | struct ipa_wlan_msg *msg; |
| 5593 | struct ipa_wlan_msg_ex *msg_ex = NULL; |
| 5594 | int ret; |
| 5595 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5596 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s: %s evt, MAC: %pM sta_id: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5597 | adapter->dev->name, hdd_ipa_wlan_event_to_str(type), |
| 5598 | mac_addr, sta_id); |
| 5599 | |
| 5600 | if (type >= IPA_WLAN_EVENT_MAX) |
| 5601 | return -EINVAL; |
| 5602 | |
| 5603 | if (WARN_ON(is_zero_ether_addr(mac_addr))) |
| 5604 | return -EINVAL; |
| 5605 | |
| 5606 | if (!hdd_ipa || !hdd_ipa_is_enabled(hdd_ipa->hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5607 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "IPA OFFLOAD NOT ENABLED"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5608 | return -EINVAL; |
| 5609 | } |
| 5610 | |
| 5611 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx) && |
| 5612 | !hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx) && |
Krunal Soni | be766b0 | 2016-03-10 13:00:44 -0800 | [diff] [blame] | 5613 | (QDF_SAP_MODE != adapter->device_mode)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5614 | return 0; |
| 5615 | } |
| 5616 | |
| 5617 | /* |
| 5618 | * During IPA UC resource loading/unloading new events can be issued. |
| 5619 | * Store the events separately and handle them later. |
| 5620 | */ |
Prakash Dhavali | bf6d5d2 | 2016-08-17 10:17:46 -0700 | [diff] [blame] | 5621 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 5622 | if (hdd_ipa->resource_loading) { |
| 5623 | unsigned int pending_event_count; |
Prakash Dhavali | bf6d5d2 | 2016-08-17 10:17:46 -0700 | [diff] [blame] | 5624 | struct ipa_uc_pending_event *pending_event = NULL; |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 5625 | |
Yun Park | 64c405e | 2017-01-10 22:35:51 -0800 | [diff] [blame] | 5626 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 5627 | "IPA resource load in progress"); |
Yun Park | 7c4f31b | 2016-11-30 10:09:21 -0800 | [diff] [blame] | 5628 | |
Yun Park | 64c405e | 2017-01-10 22:35:51 -0800 | [diff] [blame] | 5629 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 5630 | |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 5631 | pending_event_count = |
| 5632 | qdf_list_size(&hdd_ipa->pending_event); |
| 5633 | if (pending_event_count >= |
| 5634 | HDD_IPA_MAX_PENDING_EVENT_COUNT) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5635 | hdd_debug("Reached max pending event count"); |
Prakash Dhavali | bf6d5d2 | 2016-08-17 10:17:46 -0700 | [diff] [blame] | 5636 | qdf_list_remove_front(&hdd_ipa->pending_event, |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 5637 | (qdf_list_node_t **)&pending_event); |
Prakash Dhavali | bf6d5d2 | 2016-08-17 10:17:46 -0700 | [diff] [blame] | 5638 | } else { |
| 5639 | pending_event = |
Srinivas Girigowda | c16ba6d | 2017-03-25 11:43:26 -0700 | [diff] [blame] | 5640 | qdf_mem_malloc(sizeof(*pending_event)); |
Prakash Dhavali | bf6d5d2 | 2016-08-17 10:17:46 -0700 | [diff] [blame] | 5641 | } |
| 5642 | |
| 5643 | if (!pending_event) { |
Yun Park | 64c405e | 2017-01-10 22:35:51 -0800 | [diff] [blame] | 5644 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Yun Park | 7c4f31b | 2016-11-30 10:09:21 -0800 | [diff] [blame] | 5645 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 5646 | "Pending event memory alloc fail"); |
Prakash Dhavali | bf6d5d2 | 2016-08-17 10:17:46 -0700 | [diff] [blame] | 5647 | return -ENOMEM; |
| 5648 | } |
| 5649 | |
| 5650 | pending_event->adapter = adapter; |
| 5651 | pending_event->sta_id = sta_id; |
| 5652 | pending_event->type = type; |
| 5653 | qdf_mem_copy(pending_event->mac_addr, |
| 5654 | mac_addr, |
| 5655 | QDF_MAC_ADDR_SIZE); |
| 5656 | qdf_list_insert_back(&hdd_ipa->pending_event, |
| 5657 | &pending_event->node); |
| 5658 | |
Yun Park | 64c405e | 2017-01-10 22:35:51 -0800 | [diff] [blame] | 5659 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | bf6d5d2 | 2016-08-17 10:17:46 -0700 | [diff] [blame] | 5660 | return 0; |
| 5661 | } else if (hdd_ipa->resource_unloading) { |
Yun Park | 64c405e | 2017-01-10 22:35:51 -0800 | [diff] [blame] | 5662 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 5663 | "IPA resource unload in progress"); |
Prakash Dhavali | bf6d5d2 | 2016-08-17 10:17:46 -0700 | [diff] [blame] | 5664 | return 0; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5665 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5666 | } |
| 5667 | |
| 5668 | hdd_ipa->stats.event[type]++; |
| 5669 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 5670 | meta.msg_type = type; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5671 | switch (type) { |
| 5672 | case WLAN_STA_CONNECT: |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5673 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
| 5674 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5675 | /* STA already connected and without disconnect, connect again |
| 5676 | * This is Roaming scenario |
| 5677 | */ |
| 5678 | if (hdd_ipa->sta_connected) |
| 5679 | hdd_ipa_cleanup_iface(adapter->ipa_context); |
| 5680 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5681 | ret = hdd_ipa_setup_iface(hdd_ipa, adapter, sta_id); |
| 5682 | if (ret) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 5683 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5684 | goto end; |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5685 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5686 | |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5687 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx) && |
| 5688 | (hdd_ipa->sap_num_connected_sta > 0) && |
| 5689 | !hdd_ipa->sta_connected) { |
| 5690 | qdf_mutex_release(&hdd_ipa->event_lock); |
| 5691 | hdd_ipa_uc_offload_enable_disable(adapter, |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5692 | SIR_STA_RX_DATA_OFFLOAD, true); |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5693 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
| 5694 | } |
| 5695 | |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5696 | hdd_ipa->vdev_to_iface[adapter->sessionId] = |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5697 | ((struct hdd_ipa_iface_context *) |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5698 | (adapter->ipa_context))->iface_id; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5699 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5700 | hdd_ipa->sta_connected = 1; |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5701 | |
| 5702 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5703 | break; |
| 5704 | |
| 5705 | case WLAN_AP_CONNECT: |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5706 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
| 5707 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5708 | /* For DFS channel we get two start_bss event (before and after |
| 5709 | * CAC). Also when ACS range includes both DFS and non DFS |
| 5710 | * channels, we could possibly change channel many times due to |
| 5711 | * RADAR detection and chosen channel may not be a DFS channels. |
| 5712 | * So dont return error here. Just discard the event. |
| 5713 | */ |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5714 | if (adapter->ipa_context) { |
| 5715 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5716 | return 0; |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5717 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5718 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5719 | ret = hdd_ipa_setup_iface(hdd_ipa, adapter, sta_id); |
| 5720 | if (ret) { |
Yun Park | 64c405e | 2017-01-10 22:35:51 -0800 | [diff] [blame] | 5721 | qdf_mutex_release(&hdd_ipa->event_lock); |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 5722 | hdd_err("%s: Evt: %d, Interface setup failed", |
| 5723 | msg_ex->name, meta.msg_type); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5724 | goto end; |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5725 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5726 | |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5727 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 5728 | qdf_mutex_release(&hdd_ipa->event_lock); |
| 5729 | hdd_ipa_uc_offload_enable_disable(adapter, |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5730 | SIR_AP_RX_DATA_OFFLOAD, true); |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5731 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
| 5732 | } |
| 5733 | |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5734 | hdd_ipa->vdev_to_iface[adapter->sessionId] = |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5735 | ((struct hdd_ipa_iface_context *) |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5736 | (adapter->ipa_context))->iface_id; |
| 5737 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 5738 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5739 | break; |
| 5740 | |
| 5741 | case WLAN_STA_DISCONNECT: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 5742 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5743 | |
| 5744 | if (!hdd_ipa->sta_connected) { |
Yun Park | 64c405e | 2017-01-10 22:35:51 -0800 | [diff] [blame] | 5745 | qdf_mutex_release(&hdd_ipa->event_lock); |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 5746 | hdd_err("%s: Evt: %d, STA already disconnected", |
| 5747 | msg_ex->name, meta.msg_type); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5748 | return -EINVAL; |
| 5749 | } |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5750 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5751 | hdd_ipa->sta_connected = 0; |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5752 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5753 | if (!hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5754 | hdd_debug("%s: IPA UC OFFLOAD NOT ENABLED", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5755 | msg_ex->name); |
| 5756 | } else { |
| 5757 | /* Disable IPA UC TX PIPE when STA disconnected */ |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5758 | if (!hdd_ipa->num_iface && |
| 5759 | (HDD_IPA_UC_NUM_WDI_PIPE == |
Govind Singh | b78a75c | 2017-02-21 17:37:11 +0530 | [diff] [blame] | 5760 | hdd_ipa->activated_fw_pipe) && |
| 5761 | !hdd_ipa->ipa_pipes_down) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5762 | hdd_ipa_uc_handle_last_discon(hdd_ipa); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5763 | } |
| 5764 | |
Yun Park | 74127cf | 2016-09-18 11:22:41 -0700 | [diff] [blame] | 5765 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx) && |
| 5766 | (hdd_ipa->sap_num_connected_sta > 0)) { |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5767 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5768 | hdd_ipa_uc_offload_enable_disable(adapter, |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5769 | SIR_STA_RX_DATA_OFFLOAD, false); |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5770 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5771 | hdd_ipa->vdev_to_iface[adapter->sessionId] = |
| 5772 | CSR_ROAM_SESSION_MAX; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5773 | } |
| 5774 | |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5775 | hdd_ipa_cleanup_iface(adapter->ipa_context); |
| 5776 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 5777 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5778 | break; |
| 5779 | |
| 5780 | case WLAN_AP_DISCONNECT: |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5781 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
| 5782 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5783 | if (!adapter->ipa_context) { |
Yun Park | 64c405e | 2017-01-10 22:35:51 -0800 | [diff] [blame] | 5784 | qdf_mutex_release(&hdd_ipa->event_lock); |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 5785 | hdd_err("%s: Evt: %d, SAP already disconnected", |
| 5786 | msg_ex->name, meta.msg_type); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5787 | return -EINVAL; |
| 5788 | } |
| 5789 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5790 | if ((!hdd_ipa->num_iface) && |
| 5791 | (HDD_IPA_UC_NUM_WDI_PIPE == |
Govind Singh | b78a75c | 2017-02-21 17:37:11 +0530 | [diff] [blame] | 5792 | hdd_ipa->activated_fw_pipe) && |
| 5793 | !hdd_ipa->ipa_pipes_down) { |
Prashanth Bhatta | 9e14305 | 2015-12-04 11:56:47 -0800 | [diff] [blame] | 5794 | if (cds_is_driver_unloading()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5795 | /* |
| 5796 | * We disable WDI pipes directly here since |
| 5797 | * IPA_OPCODE_TX/RX_SUSPEND message will not be |
| 5798 | * processed when unloading WLAN driver is in |
| 5799 | * progress |
| 5800 | */ |
| 5801 | hdd_ipa_uc_disable_pipes(hdd_ipa); |
| 5802 | } else { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5803 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5804 | "NO INTF left but still pipe clean up"); |
| 5805 | hdd_ipa_uc_handle_last_discon(hdd_ipa); |
| 5806 | } |
| 5807 | } |
| 5808 | |
| 5809 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5810 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5811 | hdd_ipa_uc_offload_enable_disable(adapter, |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5812 | SIR_AP_RX_DATA_OFFLOAD, false); |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5813 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5814 | hdd_ipa->vdev_to_iface[adapter->sessionId] = |
| 5815 | CSR_ROAM_SESSION_MAX; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5816 | } |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5817 | |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5818 | hdd_ipa_cleanup_iface(adapter->ipa_context); |
| 5819 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 5820 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5821 | break; |
| 5822 | |
| 5823 | case WLAN_CLIENT_CONNECT_EX: |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5824 | if (!hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5825 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5826 | "%s: Evt: %d, IPA UC OFFLOAD NOT ENABLED", |
Manjeet Singh | fd51d8f | 2016-11-09 15:58:26 +0530 | [diff] [blame] | 5827 | adapter->dev->name, type); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5828 | return 0; |
| 5829 | } |
| 5830 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 5831 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5832 | if (hdd_ipa_uc_find_add_assoc_sta(hdd_ipa, |
| 5833 | true, sta_id)) { |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5834 | qdf_mutex_release(&hdd_ipa->event_lock); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5835 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5836 | "%s: STA ID %d found, not valid", |
| 5837 | adapter->dev->name, sta_id); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5838 | return 0; |
| 5839 | } |
Yun Park | 312f71a | 2015-12-08 10:22:42 -0800 | [diff] [blame] | 5840 | |
| 5841 | /* Enable IPA UC Data PIPEs when first STA connected */ |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 5842 | if (hdd_ipa->sap_num_connected_sta == 0 && |
| 5843 | hdd_ipa->uc_loaded == true) { |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5844 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx) && |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5845 | hdd_ipa->sta_connected) { |
| 5846 | qdf_mutex_release(&hdd_ipa->event_lock); |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5847 | hdd_ipa_uc_offload_enable_disable( |
| 5848 | hdd_get_adapter(hdd_ipa->hdd_ctx, |
| 5849 | QDF_STA_MODE), |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5850 | SIR_STA_RX_DATA_OFFLOAD, true); |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5851 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
| 5852 | } |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5853 | |
Yun Park | 312f71a | 2015-12-08 10:22:42 -0800 | [diff] [blame] | 5854 | ret = hdd_ipa_uc_handle_first_con(hdd_ipa); |
| 5855 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5856 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Yun Park | 312f71a | 2015-12-08 10:22:42 -0800 | [diff] [blame] | 5857 | "%s: handle 1st con ret %d", |
| 5858 | adapter->dev->name, ret); |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5859 | |
| 5860 | if (hdd_ipa_uc_sta_is_enabled( |
| 5861 | hdd_ipa->hdd_ctx) && |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5862 | hdd_ipa->sta_connected) { |
| 5863 | qdf_mutex_release(&hdd_ipa->event_lock); |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5864 | hdd_ipa_uc_offload_enable_disable( |
| 5865 | hdd_get_adapter( |
| 5866 | hdd_ipa->hdd_ctx, |
| 5867 | QDF_STA_MODE), |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5868 | SIR_STA_RX_DATA_OFFLOAD, false); |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5869 | } else { |
| 5870 | qdf_mutex_release(&hdd_ipa->event_lock); |
| 5871 | } |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5872 | |
Yun Park | 312f71a | 2015-12-08 10:22:42 -0800 | [diff] [blame] | 5873 | return ret; |
| 5874 | } |
| 5875 | } |
| 5876 | |
| 5877 | hdd_ipa->sap_num_connected_sta++; |
Yun Park | 312f71a | 2015-12-08 10:22:42 -0800 | [diff] [blame] | 5878 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 5879 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5880 | |
| 5881 | meta.msg_type = type; |
| 5882 | meta.msg_len = (sizeof(struct ipa_wlan_msg_ex) + |
| 5883 | sizeof(struct ipa_wlan_hdr_attrib_val)); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5884 | msg_ex = qdf_mem_malloc(meta.msg_len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5885 | |
| 5886 | if (msg_ex == NULL) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5887 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5888 | "msg_ex allocation failed"); |
| 5889 | return -ENOMEM; |
| 5890 | } |
| 5891 | strlcpy(msg_ex->name, adapter->dev->name, |
| 5892 | IPA_RESOURCE_NAME_MAX); |
| 5893 | msg_ex->num_of_attribs = 1; |
| 5894 | msg_ex->attribs[0].attrib_type = WLAN_HDR_ATTRIB_MAC_ADDR; |
| 5895 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 5896 | msg_ex->attribs[0].offset = |
| 5897 | HDD_IPA_UC_WLAN_HDR_DES_MAC_OFFSET; |
| 5898 | } else { |
| 5899 | msg_ex->attribs[0].offset = |
| 5900 | HDD_IPA_WLAN_HDR_DES_MAC_OFFSET; |
| 5901 | } |
| 5902 | memcpy(msg_ex->attribs[0].u.mac_addr, mac_addr, |
| 5903 | IPA_MAC_ADDR_SIZE); |
| 5904 | |
| 5905 | ret = ipa_send_msg(&meta, msg_ex, hdd_ipa_msg_free_fn); |
| 5906 | |
| 5907 | if (ret) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5908 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s: Evt: %d : %d", |
Manjeet Singh | fd51d8f | 2016-11-09 15:58:26 +0530 | [diff] [blame] | 5909 | adapter->dev->name, type, ret); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5910 | qdf_mem_free(msg_ex); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5911 | return ret; |
| 5912 | } |
| 5913 | hdd_ipa->stats.num_send_msg++; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5914 | return ret; |
| 5915 | |
| 5916 | case WLAN_CLIENT_DISCONNECT: |
| 5917 | if (!hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5918 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5919 | "%s: IPA UC OFFLOAD NOT ENABLED", |
| 5920 | msg_ex->name); |
| 5921 | return 0; |
| 5922 | } |
| 5923 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 5924 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5925 | if (!hdd_ipa_uc_find_add_assoc_sta(hdd_ipa, false, sta_id)) { |
Yun Park | 64c405e | 2017-01-10 22:35:51 -0800 | [diff] [blame] | 5926 | qdf_mutex_release(&hdd_ipa->event_lock); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5927 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5928 | "%s: STA ID %d NOT found, not valid", |
| 5929 | msg_ex->name, sta_id); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5930 | return 0; |
| 5931 | } |
| 5932 | hdd_ipa->sap_num_connected_sta--; |
Yun Park | a37592b | 2016-06-11 17:10:28 -0700 | [diff] [blame] | 5933 | |
Yun Park | 9b5030f | 2016-11-08 12:02:37 -0800 | [diff] [blame] | 5934 | /* Disable IPA UC TX PIPE when last STA disconnected */ |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 5935 | if (!hdd_ipa->sap_num_connected_sta && |
| 5936 | hdd_ipa->uc_loaded == true) { |
Yun Park | 9b5030f | 2016-11-08 12:02:37 -0800 | [diff] [blame] | 5937 | if ((false == hdd_ipa->resource_unloading) |
| 5938 | && (HDD_IPA_UC_NUM_WDI_PIPE == |
Govind Singh | b78a75c | 2017-02-21 17:37:11 +0530 | [diff] [blame] | 5939 | hdd_ipa->activated_fw_pipe) && |
| 5940 | !hdd_ipa->ipa_pipes_down) { |
Yun Park | 9b5030f | 2016-11-08 12:02:37 -0800 | [diff] [blame] | 5941 | hdd_ipa_uc_handle_last_discon(hdd_ipa); |
| 5942 | } |
| 5943 | |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5944 | qdf_mutex_release(&hdd_ipa->event_lock); |
Yun Park | 9b5030f | 2016-11-08 12:02:37 -0800 | [diff] [blame] | 5945 | |
| 5946 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx) && |
| 5947 | hdd_ipa->sta_connected) |
| 5948 | hdd_ipa_uc_offload_enable_disable( |
| 5949 | hdd_get_adapter(hdd_ipa->hdd_ctx, |
| 5950 | QDF_STA_MODE), |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 5951 | SIR_STA_RX_DATA_OFFLOAD, false); |
Yun Park | 8f289c8 | 2016-10-18 16:38:21 -0700 | [diff] [blame] | 5952 | } else { |
| 5953 | qdf_mutex_release(&hdd_ipa->event_lock); |
| 5954 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5955 | break; |
| 5956 | |
| 5957 | default: |
| 5958 | return 0; |
| 5959 | } |
| 5960 | |
| 5961 | meta.msg_len = sizeof(struct ipa_wlan_msg); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5962 | msg = qdf_mem_malloc(meta.msg_len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5963 | if (msg == NULL) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 5964 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "msg allocation failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5965 | return -ENOMEM; |
| 5966 | } |
| 5967 | |
| 5968 | meta.msg_type = type; |
| 5969 | strlcpy(msg->name, adapter->dev->name, IPA_RESOURCE_NAME_MAX); |
| 5970 | memcpy(msg->mac_addr, mac_addr, ETH_ALEN); |
| 5971 | |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 5972 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%s: Evt: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5973 | msg->name, meta.msg_type); |
| 5974 | |
| 5975 | ret = ipa_send_msg(&meta, msg, hdd_ipa_msg_free_fn); |
| 5976 | |
| 5977 | if (ret) { |
Yun Park | b187d54 | 2016-11-14 18:10:04 -0800 | [diff] [blame] | 5978 | hdd_err("%s: Evt: %d fail:%d", |
| 5979 | msg->name, meta.msg_type, ret); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 5980 | qdf_mem_free(msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5981 | return ret; |
| 5982 | } |
| 5983 | |
| 5984 | hdd_ipa->stats.num_send_msg++; |
| 5985 | |
| 5986 | end: |
| 5987 | return ret; |
| 5988 | } |
| 5989 | |
| 5990 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 5991 | * hdd_ipa_wlan_evt() - SSR wrapper for __hdd_ipa_wlan_evt |
Mohit Khanna | fa99aea | 2016-05-12 21:43:13 -0700 | [diff] [blame] | 5992 | * @adapter: adapter upon which the event was received |
| 5993 | * @sta_id: station id for the event |
| 5994 | * @hdd_event_type: event enum of type hdd_ipa_wlan_event |
| 5995 | * @mac_address: MAC address associated with the event |
| 5996 | * |
| 5997 | * This function is meant to be called from outside of wlan_hdd_ipa.c. |
| 5998 | * |
| 5999 | * Return: 0 on success, negative errno value on error |
| 6000 | */ |
| 6001 | int hdd_ipa_wlan_evt(hdd_adapter_t *adapter, uint8_t sta_id, |
| 6002 | enum hdd_ipa_wlan_event hdd_event_type, uint8_t *mac_addr) |
| 6003 | { |
| 6004 | enum ipa_wlan_event type = hdd_to_ipa_wlan_event(hdd_event_type); |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 6005 | int ret = 0; |
| 6006 | |
| 6007 | cds_ssr_protect(__func__); |
Mohit Khanna | fa99aea | 2016-05-12 21:43:13 -0700 | [diff] [blame] | 6008 | |
Leo Chang | a202b52 | 2016-10-14 16:13:50 -0700 | [diff] [blame] | 6009 | /* Data path offload only support for STA and SAP mode */ |
| 6010 | if ((QDF_STA_MODE == adapter->device_mode) || |
| 6011 | (QDF_SAP_MODE == adapter->device_mode)) |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 6012 | ret = __hdd_ipa_wlan_evt(adapter, sta_id, type, mac_addr); |
Leo Chang | a202b52 | 2016-10-14 16:13:50 -0700 | [diff] [blame] | 6013 | |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 6014 | cds_ssr_unprotect(__func__); |
| 6015 | |
| 6016 | return ret; |
Mohit Khanna | fa99aea | 2016-05-12 21:43:13 -0700 | [diff] [blame] | 6017 | } |
| 6018 | |
| 6019 | /** |
| 6020 | * hdd_ipa_uc_proc_pending_event() - Process IPA uC pending events |
| 6021 | * @hdd_ipa: Global HDD IPA context |
| 6022 | * |
| 6023 | * Return: None |
| 6024 | */ |
| 6025 | static void |
| 6026 | hdd_ipa_uc_proc_pending_event(struct hdd_ipa_priv *hdd_ipa) |
| 6027 | { |
| 6028 | unsigned int pending_event_count; |
| 6029 | struct ipa_uc_pending_event *pending_event = NULL; |
| 6030 | |
| 6031 | pending_event_count = qdf_list_size(&hdd_ipa->pending_event); |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 6032 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Mohit Khanna | fa99aea | 2016-05-12 21:43:13 -0700 | [diff] [blame] | 6033 | "%s, Pending Event Count %d", __func__, pending_event_count); |
| 6034 | if (!pending_event_count) { |
Srinivas Girigowda | 9785237 | 2017-03-06 16:52:59 -0800 | [diff] [blame] | 6035 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Mohit Khanna | fa99aea | 2016-05-12 21:43:13 -0700 | [diff] [blame] | 6036 | "%s, No Pending Event", __func__); |
| 6037 | return; |
| 6038 | } |
| 6039 | |
| 6040 | qdf_list_remove_front(&hdd_ipa->pending_event, |
| 6041 | (qdf_list_node_t **)&pending_event); |
| 6042 | while (pending_event != NULL) { |
| 6043 | __hdd_ipa_wlan_evt(pending_event->adapter, |
| 6044 | pending_event->type, |
| 6045 | pending_event->sta_id, |
| 6046 | pending_event->mac_addr); |
| 6047 | qdf_mem_free(pending_event); |
| 6048 | pending_event = NULL; |
| 6049 | qdf_list_remove_front(&hdd_ipa->pending_event, |
| 6050 | (qdf_list_node_t **)&pending_event); |
| 6051 | } |
| 6052 | } |
| 6053 | |
| 6054 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6055 | * hdd_ipa_rm_state_to_str() - Convert IPA RM state to string |
| 6056 | * @state: IPA RM state value |
| 6057 | * |
| 6058 | * Return: ASCII string representing the IPA RM state |
| 6059 | */ |
| 6060 | static inline char *hdd_ipa_rm_state_to_str(enum hdd_ipa_rm_state state) |
| 6061 | { |
| 6062 | switch (state) { |
| 6063 | case HDD_IPA_RM_RELEASED: |
| 6064 | return "RELEASED"; |
| 6065 | case HDD_IPA_RM_GRANT_PENDING: |
| 6066 | return "GRANT_PENDING"; |
| 6067 | case HDD_IPA_RM_GRANTED: |
| 6068 | return "GRANTED"; |
| 6069 | } |
| 6070 | |
| 6071 | return "UNKNOWN"; |
| 6072 | } |
| 6073 | |
| 6074 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 6075 | * __hdd_ipa_init() - IPA initialization function |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6076 | * @hdd_ctx: HDD global context |
| 6077 | * |
| 6078 | * Allocate hdd_ipa resources, ipa pipe resource and register |
| 6079 | * wlan interface with IPA module. |
| 6080 | * |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 6081 | * Return: QDF_STATUS enumeration |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6082 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 6083 | static QDF_STATUS __hdd_ipa_init(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6084 | { |
| 6085 | struct hdd_ipa_priv *hdd_ipa = NULL; |
| 6086 | int ret, i; |
| 6087 | struct hdd_ipa_iface_context *iface_context = NULL; |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 6088 | struct ol_txrx_pdev_t *pdev = NULL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6089 | |
| 6090 | if (!hdd_ipa_is_enabled(hdd_ctx)) |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 6091 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6092 | |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 6093 | ENTER(); |
| 6094 | |
| 6095 | pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Yun Park | 7f171ab | 2016-07-29 15:44:22 -0700 | [diff] [blame] | 6096 | if (!pdev) { |
| 6097 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, "pdev is NULL"); |
| 6098 | goto fail_return; |
| 6099 | } |
| 6100 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 6101 | hdd_ipa = qdf_mem_malloc(sizeof(*hdd_ipa)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6102 | if (!hdd_ipa) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 6103 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, "hdd_ipa allocation failed"); |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 6104 | goto fail_return; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6105 | } |
| 6106 | |
| 6107 | hdd_ctx->hdd_ipa = hdd_ipa; |
| 6108 | ghdd_ipa = hdd_ipa; |
| 6109 | hdd_ipa->hdd_ctx = hdd_ctx; |
| 6110 | hdd_ipa->num_iface = 0; |
| 6111 | |
| 6112 | /* Create the interface context */ |
| 6113 | for (i = 0; i < HDD_IPA_MAX_IFACE; i++) { |
| 6114 | iface_context = &hdd_ipa->iface_context[i]; |
| 6115 | iface_context->hdd_ipa = hdd_ipa; |
| 6116 | iface_context->cons_client = |
| 6117 | hdd_ipa_adapter_2_client[i].cons_client; |
| 6118 | iface_context->prod_client = |
| 6119 | hdd_ipa_adapter_2_client[i].prod_client; |
| 6120 | iface_context->iface_id = i; |
| 6121 | iface_context->adapter = NULL; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 6122 | qdf_spinlock_create(&iface_context->interface_lock); |
Yun Park | 9b5030f | 2016-11-08 12:02:37 -0800 | [diff] [blame] | 6123 | } |
| 6124 | for (i = 0; i < CSR_ROAM_SESSION_MAX; i++) { |
Prakash Dhavali | 89d406d | 2016-11-23 11:11:00 -0800 | [diff] [blame] | 6125 | hdd_ipa->vdev_to_iface[i] = CSR_ROAM_SESSION_MAX; |
| 6126 | hdd_ipa->vdev_offload_enabled[i] = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6127 | } |
| 6128 | |
Leo Chang | 69c3969 | 2016-10-12 20:11:12 -0700 | [diff] [blame] | 6129 | INIT_WORK(&hdd_ipa->pm_work, hdd_ipa_pm_flush); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 6130 | qdf_spinlock_create(&hdd_ipa->pm_lock); |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 6131 | qdf_spinlock_create(&hdd_ipa->q_lock); |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 6132 | qdf_nbuf_queue_init(&hdd_ipa->pm_queue_head); |
Manikandan Mohan | 2e803a0 | 2017-02-14 14:57:53 -0800 | [diff] [blame] | 6133 | qdf_list_create(&hdd_ipa->pending_event, 1000); |
| 6134 | qdf_mutex_create(&hdd_ipa->event_lock); |
| 6135 | qdf_mutex_create(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6136 | |
| 6137 | ret = hdd_ipa_setup_rm(hdd_ipa); |
| 6138 | if (ret) |
| 6139 | goto fail_setup_rm; |
| 6140 | |
| 6141 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 6142 | hdd_ipa_uc_rt_debug_init(hdd_ctx); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 6143 | qdf_mem_zero(&hdd_ipa->stats, sizeof(hdd_ipa->stats)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6144 | hdd_ipa->sap_num_connected_sta = 0; |
| 6145 | hdd_ipa->ipa_tx_packets_diff = 0; |
| 6146 | hdd_ipa->ipa_rx_packets_diff = 0; |
| 6147 | hdd_ipa->ipa_p_tx_packets = 0; |
| 6148 | hdd_ipa->ipa_p_rx_packets = 0; |
| 6149 | hdd_ipa->resource_loading = false; |
| 6150 | hdd_ipa->resource_unloading = false; |
| 6151 | hdd_ipa->sta_connected = 0; |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 6152 | hdd_ipa->ipa_pipes_down = true; |
Manikandan Mohan | cd64c0b | 2017-03-08 13:00:24 -0800 | [diff] [blame] | 6153 | hdd_ipa->wdi_enabled = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6154 | /* Setup IPA sys_pipe for MCC */ |
| 6155 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) { |
| 6156 | ret = hdd_ipa_setup_sys_pipe(hdd_ipa); |
| 6157 | if (ret) |
| 6158 | goto fail_create_sys_pipe; |
| 6159 | } |
Manikandan Mohan | 153a4c3 | 2017-02-16 15:04:30 -0800 | [diff] [blame] | 6160 | if (hdd_ipa_uc_register_uc_ready(hdd_ipa)) |
| 6161 | goto fail_create_sys_pipe; |
Manikandan Mohan | 2e803a0 | 2017-02-14 14:57:53 -0800 | [diff] [blame] | 6162 | |
| 6163 | for (i = 0; i < HDD_IPA_UC_OPCODE_MAX; i++) { |
| 6164 | hdd_ipa_init_uc_op_work(&hdd_ipa->uc_op_work[i].work, |
| 6165 | hdd_ipa_uc_fw_op_event_handler); |
| 6166 | hdd_ipa->uc_op_work[i].msg = NULL; |
| 6167 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6168 | } else { |
| 6169 | ret = hdd_ipa_setup_sys_pipe(hdd_ipa); |
| 6170 | if (ret) |
| 6171 | goto fail_create_sys_pipe; |
| 6172 | } |
| 6173 | |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 6174 | EXIT(); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 6175 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6176 | |
| 6177 | fail_create_sys_pipe: |
| 6178 | hdd_ipa_destroy_rm_resource(hdd_ipa); |
| 6179 | fail_setup_rm: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 6180 | qdf_spinlock_destroy(&hdd_ipa->pm_lock); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 6181 | qdf_mem_free(hdd_ipa); |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 6182 | hdd_ctx->hdd_ipa = NULL; |
| 6183 | ghdd_ipa = NULL; |
| 6184 | fail_return: |
Yun Park | baa6286 | 2017-01-18 13:43:34 -0800 | [diff] [blame] | 6185 | EXIT(); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 6186 | return QDF_STATUS_E_FAILURE; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6187 | } |
| 6188 | |
| 6189 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 6190 | * hdd_ipa_init() - SSR wrapper for __hdd_ipa_init |
| 6191 | * @hdd_ctx: HDD global context |
| 6192 | * |
| 6193 | * Allocate hdd_ipa resources, ipa pipe resource and register |
| 6194 | * wlan interface with IPA module. |
| 6195 | * |
| 6196 | * Return: QDF_STATUS enumeration |
| 6197 | */ |
| 6198 | QDF_STATUS hdd_ipa_init(hdd_context_t *hdd_ctx) |
| 6199 | { |
| 6200 | QDF_STATUS ret; |
| 6201 | |
| 6202 | cds_ssr_protect(__func__); |
| 6203 | ret = __hdd_ipa_init(hdd_ctx); |
| 6204 | cds_ssr_unprotect(__func__); |
| 6205 | |
| 6206 | return ret; |
| 6207 | } |
| 6208 | |
Arun Khandavalli | cc544b3 | 2017-01-30 19:52:16 +0530 | [diff] [blame] | 6209 | |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 6210 | /** |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 6211 | * hdd_ipa_cleanup_pending_event() - Cleanup IPA pending event list |
| 6212 | * @hdd_ipa: pointer to HDD IPA struct |
| 6213 | * |
| 6214 | * Return: none |
| 6215 | */ |
Jeff Johnson | d772063 | 2016-10-05 16:04:32 -0700 | [diff] [blame] | 6216 | static void hdd_ipa_cleanup_pending_event(struct hdd_ipa_priv *hdd_ipa) |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 6217 | { |
| 6218 | struct ipa_uc_pending_event *pending_event = NULL; |
| 6219 | |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 6220 | while (qdf_list_remove_front(&hdd_ipa->pending_event, |
| 6221 | (qdf_list_node_t **)&pending_event) == QDF_STATUS_SUCCESS) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 6222 | qdf_mem_free(pending_event); |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 6223 | } |
| 6224 | |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 6225 | qdf_list_destroy(&hdd_ipa->pending_event); |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 6226 | } |
| 6227 | |
| 6228 | /** |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 6229 | * __hdd_ipa_cleanup - IPA cleanup function |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6230 | * @hdd_ctx: HDD global context |
| 6231 | * |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 6232 | * Return: QDF_STATUS enumeration |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6233 | */ |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 6234 | static QDF_STATUS __hdd_ipa_cleanup(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6235 | { |
| 6236 | struct hdd_ipa_priv *hdd_ipa = hdd_ctx->hdd_ipa; |
| 6237 | int i; |
| 6238 | struct hdd_ipa_iface_context *iface_context = NULL; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 6239 | qdf_nbuf_t skb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6240 | struct hdd_ipa_pm_tx_cb *pm_tx_cb = NULL; |
| 6241 | |
| 6242 | if (!hdd_ipa_is_enabled(hdd_ctx)) |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 6243 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6244 | |
| 6245 | if (!hdd_ipa_uc_is_enabled(hdd_ctx)) { |
| 6246 | unregister_inetaddr_notifier(&hdd_ipa->ipv4_notifier); |
| 6247 | hdd_ipa_teardown_sys_pipe(hdd_ipa); |
| 6248 | } |
| 6249 | |
| 6250 | /* Teardown IPA sys_pipe for MCC */ |
| 6251 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) |
| 6252 | hdd_ipa_teardown_sys_pipe(hdd_ipa); |
| 6253 | |
| 6254 | hdd_ipa_destroy_rm_resource(hdd_ipa); |
| 6255 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6256 | cancel_work_sync(&hdd_ipa->pm_work); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6257 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 6258 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6259 | |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 6260 | while (((skb = qdf_nbuf_queue_remove(&hdd_ipa->pm_queue_head)) |
| 6261 | != NULL)) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 6262 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6263 | |
| 6264 | pm_tx_cb = (struct hdd_ipa_pm_tx_cb *)skb->cb; |
Yun Park | ed827b4 | 2017-05-12 23:59:27 -0700 | [diff] [blame] | 6265 | if (pm_tx_cb->ipa_tx_desc) |
| 6266 | ipa_free_skb(pm_tx_cb->ipa_tx_desc); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6267 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 6268 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6269 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 6270 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6271 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 6272 | qdf_spinlock_destroy(&hdd_ipa->pm_lock); |
Yun Park | 52b2b99 | 2016-09-22 15:49:51 -0700 | [diff] [blame] | 6273 | qdf_spinlock_destroy(&hdd_ipa->q_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6274 | |
| 6275 | /* destory the interface lock */ |
| 6276 | for (i = 0; i < HDD_IPA_MAX_IFACE; i++) { |
| 6277 | iface_context = &hdd_ipa->iface_context[i]; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 6278 | qdf_spinlock_destroy(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6279 | } |
| 6280 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6281 | if (hdd_ipa_uc_is_enabled(hdd_ctx)) { |
Yun Park | 7e1f7c0 | 2017-01-05 08:19:49 -0800 | [diff] [blame] | 6282 | if (ipa_uc_dereg_rdyCB()) |
| 6283 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
| 6284 | "UC Ready CB deregister fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6285 | hdd_ipa_uc_rt_debug_deinit(hdd_ctx); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 6286 | qdf_mutex_destroy(&hdd_ipa->event_lock); |
| 6287 | qdf_mutex_destroy(&hdd_ipa->ipa_lock); |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 6288 | hdd_ipa_cleanup_pending_event(hdd_ipa); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6289 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6290 | for (i = 0; i < HDD_IPA_UC_OPCODE_MAX; i++) { |
| 6291 | cancel_work_sync(&hdd_ipa->uc_op_work[i].work); |
| 6292 | hdd_ipa->uc_op_work[i].msg = NULL; |
| 6293 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6294 | } |
| 6295 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 6296 | qdf_mem_free(hdd_ipa); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6297 | hdd_ctx->hdd_ipa = NULL; |
| 6298 | |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 6299 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6300 | } |
Prakash Dhavali | 412cdb0 | 2016-10-20 21:19:31 -0700 | [diff] [blame] | 6301 | |
| 6302 | /** |
| 6303 | * hdd_ipa_cleanup - SSR wrapper for __hdd_ipa_cleanup |
| 6304 | * @hdd_ctx: HDD global context |
| 6305 | * |
| 6306 | * Return: QDF_STATUS enumeration |
| 6307 | */ |
| 6308 | QDF_STATUS hdd_ipa_cleanup(hdd_context_t *hdd_ctx) |
| 6309 | { |
| 6310 | QDF_STATUS ret; |
| 6311 | |
| 6312 | cds_ssr_protect(__func__); |
| 6313 | ret = __hdd_ipa_cleanup(hdd_ctx); |
| 6314 | cds_ssr_unprotect(__func__); |
| 6315 | |
| 6316 | return ret; |
| 6317 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6318 | #endif /* IPA_OFFLOAD */ |