Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1 | /* |
Prashanth Bhatta | 9e14305 | 2015-12-04 11:56:47 -0800 | [diff] [blame] | 2 | * Copyright (c) 2013-2016 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 */ |
| 38 | #include <wlan_hdd_includes.h> |
| 39 | #include <wlan_hdd_ipa.h> |
| 40 | |
| 41 | #include <linux/etherdevice.h> |
| 42 | #include <linux/atomic.h> |
| 43 | #include <linux/netdevice.h> |
| 44 | #include <linux/skbuff.h> |
| 45 | #include <linux/list.h> |
| 46 | #include <linux/debugfs.h> |
| 47 | #include <linux/inetdevice.h> |
| 48 | #include <linux/ip.h> |
| 49 | #include <wlan_hdd_softap_tx_rx.h> |
| 50 | #include <ol_txrx_osif_api.h> |
Manjunathappa Prakash | 3454fd6 | 2016-04-01 08:52:06 -0700 | [diff] [blame^] | 51 | #include <cdp_txrx_peer_ops.h> |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 52 | |
| 53 | #include "cds_sched.h" |
| 54 | |
| 55 | #include "wma.h" |
| 56 | #include "wma_api.h" |
| 57 | |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 58 | #include "cdp_txrx_ipa.h" |
| 59 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 60 | #define HDD_IPA_DESC_BUFFER_RATIO 4 |
| 61 | #define HDD_IPA_IPV4_NAME_EXT "_ipv4" |
| 62 | #define HDD_IPA_IPV6_NAME_EXT "_ipv6" |
| 63 | |
| 64 | #define HDD_IPA_RX_INACTIVITY_MSEC_DELAY 1000 |
| 65 | #define HDD_IPA_UC_WLAN_HDR_DES_MAC_OFFSET 12 |
| 66 | #define HDD_IPA_UC_WLAN_8023_HDR_SIZE 14 |
| 67 | /* WDI TX and RX PIPE */ |
| 68 | #define HDD_IPA_UC_NUM_WDI_PIPE 2 |
| 69 | #define HDD_IPA_UC_MAX_PENDING_EVENT 33 |
| 70 | |
| 71 | #define HDD_IPA_UC_DEBUG_DUMMY_MEM_SIZE 32000 |
| 72 | #define HDD_IPA_UC_RT_DEBUG_PERIOD 300 |
| 73 | #define HDD_IPA_UC_RT_DEBUG_BUF_COUNT 30 |
| 74 | #define HDD_IPA_UC_RT_DEBUG_FILL_INTERVAL 10000 |
| 75 | |
| 76 | #define HDD_IPA_WLAN_HDR_DES_MAC_OFFSET 0 |
| 77 | #define HDD_IPA_MAX_IFACE 3 |
| 78 | #define HDD_IPA_MAX_SYSBAM_PIPE 4 |
| 79 | #define HDD_IPA_RX_PIPE HDD_IPA_MAX_IFACE |
| 80 | #define HDD_IPA_ENABLE_MASK BIT(0) |
| 81 | #define HDD_IPA_PRE_FILTER_ENABLE_MASK BIT(1) |
| 82 | #define HDD_IPA_IPV6_ENABLE_MASK BIT(2) |
| 83 | #define HDD_IPA_RM_ENABLE_MASK BIT(3) |
| 84 | #define HDD_IPA_CLK_SCALING_ENABLE_MASK BIT(4) |
| 85 | #define HDD_IPA_UC_ENABLE_MASK BIT(5) |
| 86 | #define HDD_IPA_UC_STA_ENABLE_MASK BIT(6) |
| 87 | #define HDD_IPA_REAL_TIME_DEBUGGING BIT(8) |
| 88 | |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 89 | #define HDD_IPA_MAX_PENDING_EVENT_COUNT 20 |
| 90 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 91 | typedef enum { |
| 92 | HDD_IPA_UC_OPCODE_TX_SUSPEND = 0, |
| 93 | HDD_IPA_UC_OPCODE_TX_RESUME = 1, |
| 94 | HDD_IPA_UC_OPCODE_RX_SUSPEND = 2, |
| 95 | HDD_IPA_UC_OPCODE_RX_RESUME = 3, |
| 96 | HDD_IPA_UC_OPCODE_STATS = 4, |
| 97 | /* keep this last */ |
| 98 | HDD_IPA_UC_OPCODE_MAX |
| 99 | } hdd_ipa_uc_op_code; |
| 100 | |
| 101 | /** |
| 102 | * enum - Reason codes for stat query |
| 103 | * |
| 104 | * @HDD_IPA_UC_STAT_REASON_NONE: Initial value |
| 105 | * @HDD_IPA_UC_STAT_REASON_DEBUG: For debug/info |
| 106 | * @HDD_IPA_UC_STAT_REASON_BW_CAL: For bandwidth calibration |
| 107 | */ |
| 108 | enum { |
| 109 | HDD_IPA_UC_STAT_REASON_NONE, |
| 110 | HDD_IPA_UC_STAT_REASON_DEBUG, |
| 111 | HDD_IPA_UC_STAT_REASON_BW_CAL |
| 112 | }; |
| 113 | |
| 114 | /** |
| 115 | * enum hdd_ipa_rm_state - IPA resource manager state |
| 116 | * @HDD_IPA_RM_RELEASED: PROD pipe resource released |
| 117 | * @HDD_IPA_RM_GRANT_PENDING: PROD pipe resource requested but not granted yet |
| 118 | * @HDD_IPA_RM_GRANTED: PROD pipe resource granted |
| 119 | */ |
| 120 | enum hdd_ipa_rm_state { |
| 121 | HDD_IPA_RM_RELEASED, |
| 122 | HDD_IPA_RM_GRANT_PENDING, |
| 123 | HDD_IPA_RM_GRANTED, |
| 124 | }; |
| 125 | |
| 126 | struct llc_snap_hdr { |
| 127 | uint8_t dsap; |
| 128 | uint8_t ssap; |
| 129 | uint8_t resv[4]; |
| 130 | __be16 eth_type; |
| 131 | } __packed; |
| 132 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 133 | /** |
| 134 | * struct hdd_ipa_tx_hdr - header type which IPA should handle to TX packet |
| 135 | * @eth: ether II header |
| 136 | * @llc_snap: LLC snap header |
| 137 | * |
| 138 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 139 | struct hdd_ipa_tx_hdr { |
| 140 | struct ethhdr eth; |
| 141 | struct llc_snap_hdr llc_snap; |
| 142 | } __packed; |
| 143 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 144 | /** |
| 145 | * struct frag_header - fragment header type registered to IPA hardware |
| 146 | * @length: fragment length |
| 147 | * @reserved1: Reserved not used |
| 148 | * @reserved2: Reserved not used |
| 149 | * |
| 150 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 151 | struct frag_header { |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 152 | uint16_t length; |
| 153 | uint32_t reserved1; |
| 154 | uint32_t reserved2; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 155 | } __packed; |
| 156 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 157 | /** |
| 158 | * struct ipa_header - ipa header type registered to IPA hardware |
| 159 | * @vdev_id: vdev id |
| 160 | * @reserved: Reserved not used |
| 161 | * |
| 162 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 163 | struct ipa_header { |
| 164 | uint32_t |
| 165 | vdev_id:8, /* vdev_id field is LSB of IPA DESC */ |
| 166 | reserved:24; |
| 167 | } __packed; |
| 168 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 169 | /** |
| 170 | * struct hdd_ipa_uc_tx_hdr - full tx header registered to IPA hardware |
| 171 | * @frag_hd: fragment header |
| 172 | * @ipa_hd: ipa header |
| 173 | * @eth: ether II header |
| 174 | * |
| 175 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 176 | struct hdd_ipa_uc_tx_hdr { |
| 177 | struct frag_header frag_hd; |
| 178 | struct ipa_header ipa_hd; |
| 179 | struct ethhdr eth; |
| 180 | } __packed; |
| 181 | |
| 182 | #define HDD_IPA_WLAN_FRAG_HEADER sizeof(struct frag_header) |
| 183 | #define HDD_IPA_WLAN_IPA_HEADER sizeof(struct frag_header) |
| 184 | |
| 185 | /** |
| 186 | * struct hdd_ipa_cld_hdr - IPA CLD Header |
| 187 | * @reserved: reserved fields |
| 188 | * @iface_id: interface ID |
| 189 | * @sta_id: Station ID |
| 190 | * |
| 191 | * Packed 32-bit structure |
| 192 | * +----------+----------+--------------+--------+ |
| 193 | * | Reserved | QCMAP ID | interface id | STA ID | |
| 194 | * +----------+----------+--------------+--------+ |
| 195 | */ |
| 196 | struct hdd_ipa_cld_hdr { |
| 197 | uint8_t reserved[2]; |
| 198 | uint8_t iface_id; |
| 199 | uint8_t sta_id; |
| 200 | } __packed; |
| 201 | |
| 202 | struct hdd_ipa_rx_hdr { |
| 203 | struct hdd_ipa_cld_hdr cld_hdr; |
| 204 | struct ethhdr eth; |
| 205 | } __packed; |
| 206 | |
| 207 | struct hdd_ipa_pm_tx_cb { |
| 208 | struct hdd_ipa_iface_context *iface_context; |
| 209 | struct ipa_rx_data *ipa_tx_desc; |
| 210 | }; |
| 211 | |
| 212 | struct hdd_ipa_uc_rx_hdr { |
| 213 | struct ethhdr eth; |
| 214 | } __packed; |
| 215 | |
| 216 | struct hdd_ipa_sys_pipe { |
| 217 | uint32_t conn_hdl; |
| 218 | uint8_t conn_hdl_valid; |
| 219 | struct ipa_sys_connect_params ipa_sys_params; |
| 220 | }; |
| 221 | |
| 222 | struct hdd_ipa_iface_stats { |
| 223 | uint64_t num_tx; |
| 224 | uint64_t num_tx_drop; |
| 225 | uint64_t num_tx_err; |
| 226 | uint64_t num_tx_cac_drop; |
| 227 | uint64_t num_rx_prefilter; |
| 228 | uint64_t num_rx_ipa_excep; |
| 229 | uint64_t num_rx_recv; |
| 230 | uint64_t num_rx_recv_mul; |
| 231 | uint64_t num_rx_send_desc_err; |
| 232 | uint64_t max_rx_mul; |
| 233 | }; |
| 234 | |
| 235 | struct hdd_ipa_priv; |
| 236 | |
| 237 | struct hdd_ipa_iface_context { |
| 238 | struct hdd_ipa_priv *hdd_ipa; |
| 239 | hdd_adapter_t *adapter; |
| 240 | void *tl_context; |
| 241 | |
| 242 | enum ipa_client_type cons_client; |
| 243 | enum ipa_client_type prod_client; |
| 244 | |
| 245 | uint8_t iface_id; /* This iface ID */ |
| 246 | uint8_t sta_id; /* This iface station ID */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 247 | qdf_spinlock_t interface_lock; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 248 | uint32_t ifa_address; |
| 249 | struct hdd_ipa_iface_stats stats; |
| 250 | }; |
| 251 | |
| 252 | struct hdd_ipa_stats { |
| 253 | uint32_t event[IPA_WLAN_EVENT_MAX]; |
| 254 | uint64_t num_send_msg; |
| 255 | uint64_t num_free_msg; |
| 256 | |
| 257 | uint64_t num_rm_grant; |
| 258 | uint64_t num_rm_release; |
| 259 | uint64_t num_rm_grant_imm; |
| 260 | uint64_t num_cons_perf_req; |
| 261 | uint64_t num_prod_perf_req; |
| 262 | |
| 263 | uint64_t num_rx_drop; |
| 264 | uint64_t num_rx_ipa_tx_dp; |
| 265 | uint64_t num_rx_ipa_splice; |
| 266 | uint64_t num_rx_ipa_loop; |
| 267 | uint64_t num_rx_ipa_tx_dp_err; |
| 268 | uint64_t num_rx_ipa_write_done; |
| 269 | uint64_t num_max_ipa_tx_mul; |
| 270 | uint64_t num_rx_ipa_hw_maxed_out; |
| 271 | uint64_t max_pend_q_cnt; |
| 272 | |
| 273 | uint64_t num_tx_comp_cnt; |
| 274 | uint64_t num_tx_queued; |
| 275 | uint64_t num_tx_dequeued; |
| 276 | uint64_t num_max_pm_queue; |
| 277 | |
| 278 | uint64_t num_freeq_empty; |
| 279 | uint64_t num_pri_freeq_empty; |
| 280 | uint64_t num_rx_excep; |
| 281 | uint64_t num_tx_bcmc; |
| 282 | uint64_t num_tx_bcmc_err; |
| 283 | }; |
| 284 | |
| 285 | struct ipa_uc_stas_map { |
| 286 | bool is_reserved; |
| 287 | uint8_t sta_id; |
| 288 | }; |
| 289 | struct op_msg_type { |
| 290 | uint8_t msg_t; |
| 291 | uint8_t rsvd; |
| 292 | uint16_t op_code; |
| 293 | uint16_t len; |
| 294 | uint16_t rsvd_snd; |
| 295 | }; |
| 296 | |
| 297 | struct ipa_uc_fw_stats { |
| 298 | uint32_t tx_comp_ring_base; |
| 299 | uint32_t tx_comp_ring_size; |
| 300 | uint32_t tx_comp_ring_dbell_addr; |
| 301 | uint32_t tx_comp_ring_dbell_ind_val; |
| 302 | uint32_t tx_comp_ring_dbell_cached_val; |
| 303 | uint32_t tx_pkts_enqueued; |
| 304 | uint32_t tx_pkts_completed; |
| 305 | uint32_t tx_is_suspend; |
| 306 | uint32_t tx_reserved; |
| 307 | uint32_t rx_ind_ring_base; |
| 308 | uint32_t rx_ind_ring_size; |
| 309 | uint32_t rx_ind_ring_dbell_addr; |
| 310 | uint32_t rx_ind_ring_dbell_ind_val; |
| 311 | uint32_t rx_ind_ring_dbell_ind_cached_val; |
| 312 | uint32_t rx_ind_ring_rdidx_addr; |
| 313 | uint32_t rx_ind_ring_rd_idx_cached_val; |
| 314 | uint32_t rx_refill_idx; |
| 315 | uint32_t rx_num_pkts_indicated; |
| 316 | uint32_t rx_buf_refilled; |
| 317 | uint32_t rx_num_ind_drop_no_space; |
| 318 | uint32_t rx_num_ind_drop_no_buf; |
| 319 | uint32_t rx_is_suspend; |
| 320 | uint32_t rx_reserved; |
| 321 | }; |
| 322 | |
| 323 | struct ipa_uc_pending_event { |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 324 | qdf_list_node_t node; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 325 | hdd_adapter_t *adapter; |
| 326 | enum ipa_wlan_event type; |
| 327 | uint8_t sta_id; |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 328 | uint8_t mac_addr[QDF_MAC_ADDR_SIZE]; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 329 | }; |
| 330 | |
| 331 | /** |
| 332 | * struct uc_rm_work_struct |
| 333 | * @work: uC RM work |
| 334 | * @event: IPA RM event |
| 335 | */ |
| 336 | struct uc_rm_work_struct { |
| 337 | struct work_struct work; |
| 338 | enum ipa_rm_event event; |
| 339 | }; |
| 340 | |
| 341 | /** |
| 342 | * struct uc_op_work_struct |
| 343 | * @work: uC OP work |
| 344 | * @msg: OP message |
| 345 | */ |
| 346 | struct uc_op_work_struct { |
| 347 | struct work_struct work; |
| 348 | struct op_msg_type *msg; |
| 349 | }; |
| 350 | static uint8_t vdev_to_iface[CSR_ROAM_SESSION_MAX]; |
| 351 | |
| 352 | /** |
| 353 | * struct uc_rt_debug_info |
| 354 | * @time: system time |
| 355 | * @ipa_excep_count: IPA exception packet count |
| 356 | * @rx_drop_count: IPA Rx drop packet count |
| 357 | * @net_sent_count: IPA Rx packet sent to network stack count |
| 358 | * @rx_discard_count: IPA Rx discard packet count |
| 359 | * @rx_mcbc_count: IPA Rx BCMC packet count |
| 360 | * @tx_mcbc_count: IPA Tx BCMC packet countt |
| 361 | * @tx_fwd_count: IPA Tx forward packet count |
| 362 | * @rx_destructor_call: IPA Rx packet destructor count |
| 363 | */ |
| 364 | struct uc_rt_debug_info { |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 365 | unsigned long time; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 366 | uint64_t ipa_excep_count; |
| 367 | uint64_t rx_drop_count; |
| 368 | uint64_t net_sent_count; |
| 369 | uint64_t rx_discard_count; |
| 370 | uint64_t rx_mcbc_count; |
| 371 | uint64_t tx_mcbc_count; |
| 372 | uint64_t tx_fwd_count; |
| 373 | uint64_t rx_destructor_call; |
| 374 | }; |
| 375 | |
| 376 | struct hdd_ipa_priv { |
| 377 | struct hdd_ipa_sys_pipe sys_pipe[HDD_IPA_MAX_SYSBAM_PIPE]; |
| 378 | struct hdd_ipa_iface_context iface_context[HDD_IPA_MAX_IFACE]; |
| 379 | uint8_t num_iface; |
| 380 | enum hdd_ipa_rm_state rm_state; |
| 381 | /* |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 382 | * IPA driver can send RM notifications with IRQ disabled so using qdf |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 383 | * APIs as it is taken care gracefully. Without this, kernel would throw |
| 384 | * an warning if spin_lock_bh is used while IRQ is disabled |
| 385 | */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 386 | qdf_spinlock_t rm_lock; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 387 | struct uc_rm_work_struct uc_rm_work; |
| 388 | 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] | 389 | qdf_wake_lock_t wake_lock; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 390 | struct delayed_work wake_lock_work; |
| 391 | bool wake_lock_released; |
| 392 | |
| 393 | enum ipa_client_type prod_client; |
| 394 | |
| 395 | atomic_t tx_ref_cnt; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 396 | qdf_nbuf_queue_t pm_queue_head; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 397 | struct work_struct pm_work; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 398 | qdf_spinlock_t pm_lock; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 399 | bool suspended; |
| 400 | |
| 401 | uint32_t pending_hw_desc_cnt; |
| 402 | uint32_t hw_desc_cnt; |
| 403 | spinlock_t q_lock; |
| 404 | uint32_t freeq_cnt; |
| 405 | struct list_head free_desc_head; |
| 406 | |
| 407 | uint32_t pend_q_cnt; |
| 408 | struct list_head pend_desc_head; |
| 409 | |
| 410 | hdd_context_t *hdd_ctx; |
| 411 | |
| 412 | struct dentry *debugfs_dir; |
| 413 | struct hdd_ipa_stats stats; |
| 414 | |
| 415 | struct notifier_block ipv4_notifier; |
| 416 | uint32_t curr_prod_bw; |
| 417 | uint32_t curr_cons_bw; |
| 418 | |
| 419 | uint8_t activated_fw_pipe; |
| 420 | uint8_t sap_num_connected_sta; |
| 421 | uint8_t sta_connected; |
| 422 | uint32_t tx_pipe_handle; |
| 423 | uint32_t rx_pipe_handle; |
| 424 | bool resource_loading; |
| 425 | bool resource_unloading; |
| 426 | bool pending_cons_req; |
| 427 | struct ipa_uc_stas_map assoc_stas_map[WLAN_MAX_STA_COUNT]; |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 428 | qdf_list_t pending_event; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 429 | qdf_mutex_t event_lock; |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 430 | bool ipa_pipes_down; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 431 | uint32_t ipa_tx_packets_diff; |
| 432 | uint32_t ipa_rx_packets_diff; |
| 433 | uint32_t ipa_p_tx_packets; |
| 434 | uint32_t ipa_p_rx_packets; |
| 435 | uint32_t stat_req_reason; |
| 436 | uint64_t ipa_tx_forward; |
| 437 | uint64_t ipa_rx_discard; |
| 438 | uint64_t ipa_rx_net_send_count; |
| 439 | uint64_t ipa_rx_internel_drop_count; |
| 440 | uint64_t ipa_rx_destructor_count; |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 441 | qdf_mc_timer_t rt_debug_timer; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 442 | struct uc_rt_debug_info rt_bug_buffer[HDD_IPA_UC_RT_DEBUG_BUF_COUNT]; |
| 443 | unsigned int rt_buf_fill_index; |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 444 | qdf_mc_timer_t rt_debug_fill_timer; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 445 | qdf_mutex_t rt_debug_lock; |
| 446 | qdf_mutex_t ipa_lock; |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 447 | struct ol_txrx_ipa_resources ipa_resource; |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 448 | /* IPA UC doorbell registers paddr */ |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 449 | qdf_dma_addr_t tx_comp_doorbell_paddr; |
| 450 | qdf_dma_addr_t rx_ready_doorbell_paddr; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 451 | }; |
| 452 | |
Houston Hoffman | 43d47fa | 2016-02-24 16:34:30 -0800 | [diff] [blame] | 453 | /** |
| 454 | * FIXME: The following conversion routines will are just stubs. |
| 455 | * They will be implemented fully by another update. |
| 456 | * The stubs will let the compile go ahead, and functionality |
| 457 | * is broken. |
| 458 | * This should be OK and IPA is not enabled yet |
| 459 | */ |
| 460 | void *wlan_hdd_stub_priv_to_addr(uint32_t priv) |
| 461 | { |
| 462 | void *vaddr; |
| 463 | uint32_t ipa_priv = priv; |
| 464 | |
| 465 | vaddr = &ipa_priv; /* just to use the var */ |
| 466 | vaddr = NULL; |
| 467 | return vaddr; |
| 468 | } |
| 469 | |
| 470 | uint32_t wlan_hdd_stub_addr_to_priv(void *ptr) |
| 471 | { |
| 472 | uint32_t ipa_priv = 0; |
| 473 | |
| 474 | BUG_ON(ptr == NULL); |
| 475 | return ipa_priv; |
| 476 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 477 | #define HDD_IPA_WLAN_CLD_HDR_LEN sizeof(struct hdd_ipa_cld_hdr) |
| 478 | #define HDD_IPA_UC_WLAN_CLD_HDR_LEN 0 |
| 479 | #define HDD_IPA_WLAN_TX_HDR_LEN sizeof(struct hdd_ipa_tx_hdr) |
| 480 | #define HDD_IPA_UC_WLAN_TX_HDR_LEN sizeof(struct hdd_ipa_uc_tx_hdr) |
| 481 | #define HDD_IPA_WLAN_RX_HDR_LEN sizeof(struct hdd_ipa_rx_hdr) |
| 482 | #define HDD_IPA_UC_WLAN_RX_HDR_LEN sizeof(struct hdd_ipa_uc_rx_hdr) |
| 483 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 484 | #define HDD_IPA_FW_RX_DESC_DISCARD_M 0x1 |
| 485 | #define HDD_IPA_FW_RX_DESC_FORWARD_M 0x2 |
| 486 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 487 | #define HDD_IPA_GET_IFACE_ID(_data) \ |
| 488 | (((struct hdd_ipa_cld_hdr *) (_data))->iface_id) |
| 489 | |
| 490 | #define HDD_IPA_LOG(LVL, fmt, args ...) \ |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 491 | QDF_TRACE(QDF_MODULE_ID_HDD, LVL, \ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 492 | "%s:%d: "fmt, __func__, __LINE__, ## args) |
| 493 | |
| 494 | #define HDD_IPA_DBG_DUMP(_lvl, _prefix, _buf, _len) \ |
| 495 | do { \ |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 496 | QDF_TRACE(QDF_MODULE_ID_HDD, _lvl, "%s:", _prefix); \ |
| 497 | QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_HDD, _lvl, _buf, _len); \ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 498 | } while (0) |
| 499 | |
| 500 | #define HDD_IPA_IS_CONFIG_ENABLED(_hdd_ctx, _mask) \ |
| 501 | (((_hdd_ctx)->config->IpaConfig & (_mask)) == (_mask)) |
| 502 | |
| 503 | #define HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa) \ |
| 504 | do { \ |
| 505 | hdd_ipa->ipa_rx_internel_drop_count++; \ |
| 506 | } while (0) |
| 507 | #define HDD_IPA_INCREASE_NET_SEND_COUNT(hdd_ipa) \ |
| 508 | do { \ |
| 509 | hdd_ipa->ipa_rx_net_send_count++; \ |
| 510 | } while (0) |
| 511 | #define HDD_BW_GET_DIFF(_x, _y) (unsigned long)((ULONG_MAX - (_y)) + (_x) + 1) |
| 512 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 513 | /* Temporary macro to make a build without IPA V2 */ |
| 514 | #ifdef IPA_V2 |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 515 | #define HDD_IPA_WDI2_SET(pipe_in, ipa_ctxt) \ |
| 516 | do { \ |
| 517 | pipe_in.u.ul.rdy_ring_rp_va = \ |
| 518 | ipa_ctxt->ipa_resource.rx_proc_done_idx_vaddr; \ |
| 519 | pipe_in.u.ul.rdy_comp_ring_base_pa = \ |
| 520 | ipa_ctxt->ipa_resource.rx2_rdy_ring_base_paddr;\ |
| 521 | pipe_in.u.ul.rdy_comp_ring_size = \ |
| 522 | ipa_ctxt->ipa_resource.rx2_rdy_ring_size; \ |
| 523 | pipe_in.u.ul.rdy_comp_ring_wp_pa = \ |
| 524 | ipa_ctxt->ipa_resource.rx2_proc_done_idx_paddr; \ |
| 525 | pipe_in.u.ul.rdy_comp_ring_wp_va = \ |
| 526 | ipa_ctxt->ipa_resource.rx2_proc_done_idx_vaddr; \ |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 527 | } while (0) |
| 528 | #else |
| 529 | /* Do nothing */ |
| 530 | #define HDD_IPA_WDI2_SET(pipe_in, ipa_ctxt) |
| 531 | #endif /* IPA_V2 */ |
| 532 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 533 | static struct hdd_ipa_adapter_2_client { |
| 534 | enum ipa_client_type cons_client; |
| 535 | enum ipa_client_type prod_client; |
| 536 | } hdd_ipa_adapter_2_client[HDD_IPA_MAX_IFACE] = { |
| 537 | { |
| 538 | IPA_CLIENT_WLAN2_CONS, IPA_CLIENT_WLAN1_PROD |
| 539 | }, { |
| 540 | IPA_CLIENT_WLAN3_CONS, IPA_CLIENT_WLAN1_PROD |
| 541 | }, { |
| 542 | IPA_CLIENT_WLAN4_CONS, IPA_CLIENT_WLAN1_PROD |
| 543 | }, |
| 544 | }; |
| 545 | |
| 546 | /* For Tx pipes, use Ethernet-II Header format */ |
| 547 | struct hdd_ipa_uc_tx_hdr ipa_uc_tx_hdr = { |
| 548 | { |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 549 | 0x0000, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 550 | 0x00000000, |
| 551 | 0x00000000 |
| 552 | }, |
| 553 | { |
| 554 | 0x00000000 |
| 555 | }, |
| 556 | { |
| 557 | {0x00, 0x03, 0x7f, 0xaa, 0xbb, 0xcc}, |
| 558 | {0x00, 0x03, 0x7f, 0xdd, 0xee, 0xff}, |
| 559 | 0x0008 |
| 560 | } |
| 561 | }; |
| 562 | |
| 563 | /* For Tx pipes, use 802.3 Header format */ |
| 564 | static struct hdd_ipa_tx_hdr ipa_tx_hdr = { |
| 565 | { |
| 566 | {0xDE, 0xAD, 0xBE, 0xEF, 0xFF, 0xFF}, |
| 567 | {0xDE, 0xAD, 0xBE, 0xEF, 0xFF, 0xFF}, |
| 568 | 0x00 /* length can be zero */ |
| 569 | }, |
| 570 | { |
| 571 | /* LLC SNAP header 8 bytes */ |
| 572 | 0xaa, 0xaa, |
| 573 | {0x03, 0x00, 0x00, 0x00}, |
| 574 | 0x0008 /* type value(2 bytes) ,filled by wlan */ |
| 575 | /* 0x0800 - IPV4, 0x86dd - IPV6 */ |
| 576 | } |
| 577 | }; |
| 578 | |
| 579 | static const char *op_string[] = { |
| 580 | "TX_SUSPEND", |
| 581 | "TX_RESUME", |
| 582 | "RX_SUSPEND", |
| 583 | "RX_RESUME", |
| 584 | "STATS", |
| 585 | }; |
| 586 | |
| 587 | static struct hdd_ipa_priv *ghdd_ipa; |
| 588 | |
| 589 | /* Local Function Prototypes */ |
| 590 | static void hdd_ipa_i2w_cb(void *priv, enum ipa_dp_evt_type evt, |
| 591 | unsigned long data); |
| 592 | static void hdd_ipa_w2i_cb(void *priv, enum ipa_dp_evt_type evt, |
| 593 | unsigned long data); |
| 594 | |
| 595 | static void hdd_ipa_cleanup_iface(struct hdd_ipa_iface_context *iface_context); |
| 596 | |
| 597 | /** |
| 598 | * hdd_ipa_is_enabled() - Is IPA enabled? |
| 599 | * @hdd_ctx: Global HDD context |
| 600 | * |
| 601 | * Return: true if IPA is enabled, false otherwise |
| 602 | */ |
| 603 | bool hdd_ipa_is_enabled(hdd_context_t *hdd_ctx) |
| 604 | { |
| 605 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_ENABLE_MASK); |
| 606 | } |
| 607 | |
| 608 | /** |
| 609 | * hdd_ipa_uc_is_enabled() - Is IPA uC offload enabled? |
| 610 | * @hdd_ctx: Global HDD context |
| 611 | * |
| 612 | * Return: true if IPA uC offload is enabled, false otherwise |
| 613 | */ |
| 614 | bool hdd_ipa_uc_is_enabled(hdd_context_t *hdd_ctx) |
| 615 | { |
| 616 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_UC_ENABLE_MASK); |
| 617 | } |
| 618 | |
| 619 | /** |
| 620 | * hdd_ipa_uc_sta_is_enabled() - Is STA mode IPA uC offload enabled? |
| 621 | * @hdd_ctx: Global HDD context |
| 622 | * |
| 623 | * Return: true if STA mode IPA uC offload is enabled, false otherwise |
| 624 | */ |
| 625 | static inline bool hdd_ipa_uc_sta_is_enabled(hdd_context_t *hdd_ctx) |
| 626 | { |
| 627 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_UC_STA_ENABLE_MASK); |
| 628 | } |
| 629 | |
| 630 | /** |
| 631 | * hdd_ipa_is_pre_filter_enabled() - Is IPA pre-filter enabled? |
| 632 | * @hdd_ipa: Global HDD IPA context |
| 633 | * |
| 634 | * Return: true if pre-filter is enabled, otherwise false |
| 635 | */ |
| 636 | static inline bool hdd_ipa_is_pre_filter_enabled(hdd_context_t *hdd_ctx) |
| 637 | { |
| 638 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, |
| 639 | HDD_IPA_PRE_FILTER_ENABLE_MASK); |
| 640 | } |
| 641 | |
| 642 | /** |
| 643 | * hdd_ipa_is_ipv6_enabled() - Is IPA IPv6 enabled? |
| 644 | * @hdd_ipa: Global HDD IPA context |
| 645 | * |
| 646 | * Return: true if IPv6 is enabled, otherwise false |
| 647 | */ |
| 648 | static inline bool hdd_ipa_is_ipv6_enabled(hdd_context_t *hdd_ctx) |
| 649 | { |
| 650 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_IPV6_ENABLE_MASK); |
| 651 | } |
| 652 | |
| 653 | /** |
| 654 | * hdd_ipa_is_rm_enabled() - Is IPA resource manager enabled? |
| 655 | * @hdd_ipa: Global HDD IPA context |
| 656 | * |
| 657 | * Return: true if resource manager is enabled, otherwise false |
| 658 | */ |
| 659 | static inline bool hdd_ipa_is_rm_enabled(hdd_context_t *hdd_ctx) |
| 660 | { |
| 661 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_RM_ENABLE_MASK); |
| 662 | } |
| 663 | |
| 664 | /** |
| 665 | * hdd_ipa_is_rt_debugging_enabled() - Is IPA real-time debug enabled? |
| 666 | * @hdd_ipa: Global HDD IPA context |
| 667 | * |
| 668 | * Return: true if resource manager is enabled, otherwise false |
| 669 | */ |
| 670 | static inline bool hdd_ipa_is_rt_debugging_enabled(hdd_context_t *hdd_ctx) |
| 671 | { |
| 672 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, HDD_IPA_REAL_TIME_DEBUGGING); |
| 673 | } |
| 674 | |
| 675 | /** |
| 676 | * hdd_ipa_is_clk_scaling_enabled() - Is IPA clock scaling enabled? |
| 677 | * @hdd_ipa: Global HDD IPA context |
| 678 | * |
| 679 | * Return: true if clock scaling is enabled, otherwise false |
| 680 | */ |
| 681 | static inline bool hdd_ipa_is_clk_scaling_enabled(hdd_context_t *hdd_ctx) |
| 682 | { |
| 683 | return HDD_IPA_IS_CONFIG_ENABLED(hdd_ctx, |
| 684 | HDD_IPA_CLK_SCALING_ENABLE_MASK | |
| 685 | HDD_IPA_RM_ENABLE_MASK); |
| 686 | } |
| 687 | |
| 688 | /** |
| 689 | * hdd_ipa_uc_rt_debug_host_fill - fill rt debug buffer |
| 690 | * @ctext: pointer to hdd context. |
| 691 | * |
| 692 | * If rt debug enabled, periodically called, and fill debug buffer |
| 693 | * |
| 694 | * Return: none |
| 695 | */ |
| 696 | static void hdd_ipa_uc_rt_debug_host_fill(void *ctext) |
| 697 | { |
| 698 | hdd_context_t *hdd_ctx = (hdd_context_t *)ctext; |
| 699 | struct hdd_ipa_priv *hdd_ipa; |
| 700 | struct uc_rt_debug_info *dump_info = NULL; |
| 701 | |
| 702 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 703 | return; |
| 704 | |
| 705 | if (!hdd_ctx->hdd_ipa || !hdd_ipa_uc_is_enabled(hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 706 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 707 | "%s: IPA UC is not enabled", __func__); |
| 708 | return; |
| 709 | } |
| 710 | |
| 711 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 712 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 713 | qdf_mutex_acquire(&hdd_ipa->rt_debug_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 714 | dump_info = &hdd_ipa->rt_bug_buffer[ |
| 715 | hdd_ipa->rt_buf_fill_index % HDD_IPA_UC_RT_DEBUG_BUF_COUNT]; |
| 716 | |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 717 | dump_info->time = qdf_mc_timer_get_system_time(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 718 | dump_info->ipa_excep_count = hdd_ipa->stats.num_rx_excep; |
| 719 | dump_info->rx_drop_count = hdd_ipa->ipa_rx_internel_drop_count; |
| 720 | dump_info->net_sent_count = hdd_ipa->ipa_rx_net_send_count; |
| 721 | dump_info->rx_discard_count = hdd_ipa->ipa_rx_discard; |
| 722 | dump_info->tx_mcbc_count = hdd_ipa->stats.num_tx_bcmc; |
| 723 | dump_info->tx_fwd_count = hdd_ipa->ipa_tx_forward; |
| 724 | dump_info->rx_destructor_call = hdd_ipa->ipa_rx_destructor_count; |
| 725 | hdd_ipa->rt_buf_fill_index++; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 726 | qdf_mutex_release(&hdd_ipa->rt_debug_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 727 | |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 728 | qdf_mc_timer_start(&hdd_ipa->rt_debug_fill_timer, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 729 | HDD_IPA_UC_RT_DEBUG_FILL_INTERVAL); |
| 730 | } |
| 731 | |
| 732 | /** |
| 733 | * hdd_ipa_uc_rt_debug_host_dump - dump rt debug buffer |
| 734 | * @hdd_ctx: pointer to hdd context. |
| 735 | * |
| 736 | * If rt debug enabled, dump debug buffer contents based on requirement |
| 737 | * |
| 738 | * Return: none |
| 739 | */ |
| 740 | void hdd_ipa_uc_rt_debug_host_dump(hdd_context_t *hdd_ctx) |
| 741 | { |
| 742 | struct hdd_ipa_priv *hdd_ipa; |
| 743 | unsigned int dump_count; |
| 744 | unsigned int dump_index; |
| 745 | struct uc_rt_debug_info *dump_info = NULL; |
| 746 | |
| 747 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 748 | return; |
| 749 | |
| 750 | hdd_ipa = hdd_ctx->hdd_ipa; |
| 751 | if (!hdd_ipa || !hdd_ipa_uc_is_enabled(hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 752 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 753 | "%s: IPA UC is not enabled", __func__); |
| 754 | return; |
| 755 | } |
| 756 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 757 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 758 | "========= WLAN-IPA DEBUG BUF DUMP ==========\n"); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 759 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 760 | " TM : EXEP : DROP : NETS : MCBC : TXFD : DSTR : DSCD\n"); |
| 761 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 762 | qdf_mutex_acquire(&hdd_ipa->rt_debug_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 763 | for (dump_count = 0; |
| 764 | dump_count < HDD_IPA_UC_RT_DEBUG_BUF_COUNT; |
| 765 | dump_count++) { |
| 766 | dump_index = (hdd_ipa->rt_buf_fill_index + dump_count) % |
| 767 | HDD_IPA_UC_RT_DEBUG_BUF_COUNT; |
| 768 | dump_info = &hdd_ipa->rt_bug_buffer[dump_index]; |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 769 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 770 | "%12lu:%10llu:%10llu:%10llu:%10llu:%10llu:%10llu:%10llu\n", |
| 771 | dump_info->time, dump_info->ipa_excep_count, |
| 772 | dump_info->rx_drop_count, dump_info->net_sent_count, |
| 773 | dump_info->tx_mcbc_count, dump_info->tx_fwd_count, |
| 774 | dump_info->rx_destructor_call, |
| 775 | dump_info->rx_discard_count); |
| 776 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 777 | qdf_mutex_release(&hdd_ipa->rt_debug_lock); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 778 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 779 | "======= WLAN-IPA DEBUG BUF DUMP END ========\n"); |
| 780 | } |
| 781 | |
| 782 | /** |
| 783 | * hdd_ipa_uc_rt_debug_handler - periodic memory health monitor handler |
| 784 | * @ctext: pointer to hdd context. |
| 785 | * |
| 786 | * periodically called by timer expire |
| 787 | * will try to alloc dummy memory and detect out of memory condition |
| 788 | * if out of memory detected, dump wlan-ipa stats |
| 789 | * |
| 790 | * Return: none |
| 791 | */ |
| 792 | static void hdd_ipa_uc_rt_debug_handler(void *ctext) |
| 793 | { |
| 794 | hdd_context_t *hdd_ctx = (hdd_context_t *)ctext; |
| 795 | struct hdd_ipa_priv *hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 796 | void *dummy_ptr = NULL; |
| 797 | |
| 798 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 799 | return; |
| 800 | |
| 801 | if (!hdd_ipa_is_rt_debugging_enabled(hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 802 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 803 | "%s: IPA RT debug is not enabled", __func__); |
| 804 | return; |
| 805 | } |
| 806 | |
| 807 | /* Allocate dummy buffer periodically and free immediately. this will |
| 808 | * proactively detect OOM and if allocation fails dump ipa stats |
| 809 | */ |
| 810 | dummy_ptr = kmalloc(HDD_IPA_UC_DEBUG_DUMMY_MEM_SIZE, |
| 811 | GFP_KERNEL | GFP_ATOMIC); |
| 812 | if (!dummy_ptr) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 813 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 814 | "%s: Dummy alloc fail", __func__); |
| 815 | hdd_ipa_uc_rt_debug_host_dump(hdd_ctx); |
| 816 | hdd_ipa_uc_stat_request( |
| 817 | hdd_get_adapter(hdd_ctx, WLAN_HDD_SOFTAP), 1); |
| 818 | } else { |
| 819 | kfree(dummy_ptr); |
| 820 | } |
| 821 | |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 822 | qdf_mc_timer_start(&hdd_ipa->rt_debug_timer, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 823 | HDD_IPA_UC_RT_DEBUG_PERIOD); |
| 824 | } |
| 825 | |
| 826 | /** |
| 827 | * hdd_ipa_uc_rt_debug_destructor - called by data packet free |
| 828 | * @skb: packet pinter |
| 829 | * |
| 830 | * when free data packet, will be invoked by wlan client and will increase |
| 831 | * free counter |
| 832 | * |
| 833 | * Return: none |
| 834 | */ |
| 835 | void hdd_ipa_uc_rt_debug_destructor(struct sk_buff *skb) |
| 836 | { |
| 837 | if (!ghdd_ipa) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 838 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 839 | "%s: invalid hdd context", __func__); |
| 840 | return; |
| 841 | } |
| 842 | |
| 843 | ghdd_ipa->ipa_rx_destructor_count++; |
| 844 | } |
| 845 | |
| 846 | /** |
| 847 | * hdd_ipa_uc_rt_debug_deinit - remove resources to handle rt debugging |
| 848 | * @hdd_ctx: hdd main context |
| 849 | * |
| 850 | * free all rt debugging resources |
| 851 | * |
| 852 | * Return: none |
| 853 | */ |
| 854 | static void hdd_ipa_uc_rt_debug_deinit(hdd_context_t *hdd_ctx) |
| 855 | { |
| 856 | struct hdd_ipa_priv *hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 857 | |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 858 | if (QDF_TIMER_STATE_STOPPED != |
| 859 | qdf_mc_timer_get_current_state(&hdd_ipa->rt_debug_fill_timer)) { |
| 860 | qdf_mc_timer_stop(&hdd_ipa->rt_debug_fill_timer); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 861 | } |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 862 | qdf_mc_timer_destroy(&hdd_ipa->rt_debug_fill_timer); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 863 | qdf_mutex_destroy(&hdd_ipa->rt_debug_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 864 | |
| 865 | if (!hdd_ipa_is_rt_debugging_enabled(hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 866 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 867 | "%s: IPA RT debug is not enabled", __func__); |
| 868 | return; |
| 869 | } |
| 870 | |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 871 | if (QDF_TIMER_STATE_STOPPED != |
| 872 | qdf_mc_timer_get_current_state(&hdd_ipa->rt_debug_timer)) { |
| 873 | qdf_mc_timer_stop(&hdd_ipa->rt_debug_timer); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 874 | } |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 875 | qdf_mc_timer_destroy(&hdd_ipa->rt_debug_timer); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 876 | } |
| 877 | |
| 878 | /** |
| 879 | * hdd_ipa_uc_rt_debug_init - intialize resources to handle rt debugging |
| 880 | * @hdd_ctx: hdd main context |
| 881 | * |
| 882 | * alloc and initialize all rt debugging resources |
| 883 | * |
| 884 | * Return: none |
| 885 | */ |
| 886 | static void hdd_ipa_uc_rt_debug_init(hdd_context_t *hdd_ctx) |
| 887 | { |
| 888 | struct hdd_ipa_priv *hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 889 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 890 | qdf_mutex_create(&hdd_ipa->rt_debug_lock); |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 891 | qdf_mc_timer_init(&hdd_ipa->rt_debug_fill_timer, QDF_TIMER_TYPE_SW, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 892 | hdd_ipa_uc_rt_debug_host_fill, (void *)hdd_ctx); |
| 893 | hdd_ipa->rt_buf_fill_index = 0; |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 894 | qdf_mem_zero(hdd_ipa->rt_bug_buffer, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 895 | sizeof(struct uc_rt_debug_info) * |
| 896 | HDD_IPA_UC_RT_DEBUG_BUF_COUNT); |
| 897 | hdd_ipa->ipa_tx_forward = 0; |
| 898 | hdd_ipa->ipa_rx_discard = 0; |
| 899 | hdd_ipa->ipa_rx_net_send_count = 0; |
| 900 | hdd_ipa->ipa_rx_internel_drop_count = 0; |
| 901 | hdd_ipa->ipa_rx_destructor_count = 0; |
| 902 | |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 903 | qdf_mc_timer_start(&hdd_ipa->rt_debug_fill_timer, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 904 | HDD_IPA_UC_RT_DEBUG_FILL_INTERVAL); |
| 905 | |
| 906 | /* Reatime debug enable on feature enable */ |
| 907 | if (!hdd_ipa_is_rt_debugging_enabled(hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 908 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 909 | "%s: IPA RT debug is not enabled", __func__); |
| 910 | return; |
| 911 | } |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 912 | 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] | 913 | hdd_ipa_uc_rt_debug_handler, (void *)hdd_ctx); |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 914 | qdf_mc_timer_start(&hdd_ipa->rt_debug_timer, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 915 | HDD_IPA_UC_RT_DEBUG_PERIOD); |
| 916 | |
| 917 | } |
| 918 | |
| 919 | /** |
| 920 | * hdd_ipa_uc_stat_query() - Query the IPA stats |
| 921 | * @hdd_ctx: Global HDD context |
| 922 | * @ipa_tx_diff: tx packet count diff from previous |
| 923 | * tx packet count |
| 924 | * @ipa_rx_diff: rx packet count diff from previous |
| 925 | * rx packet count |
| 926 | * |
| 927 | * Return: true if IPA is enabled, false otherwise |
| 928 | */ |
| 929 | void hdd_ipa_uc_stat_query(hdd_context_t *pHddCtx, |
| 930 | uint32_t *ipa_tx_diff, uint32_t *ipa_rx_diff) |
| 931 | { |
| 932 | struct hdd_ipa_priv *hdd_ipa; |
| 933 | |
| 934 | hdd_ipa = (struct hdd_ipa_priv *)pHddCtx->hdd_ipa; |
| 935 | *ipa_tx_diff = 0; |
| 936 | *ipa_rx_diff = 0; |
| 937 | |
| 938 | if (!hdd_ipa_is_enabled(pHddCtx) || |
| 939 | !(hdd_ipa_uc_is_enabled(pHddCtx))) { |
| 940 | return; |
| 941 | } |
| 942 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 943 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 944 | if ((HDD_IPA_UC_NUM_WDI_PIPE == hdd_ipa->activated_fw_pipe) && |
| 945 | (false == hdd_ipa->resource_loading)) { |
| 946 | *ipa_tx_diff = hdd_ipa->ipa_tx_packets_diff; |
| 947 | *ipa_rx_diff = hdd_ipa->ipa_rx_packets_diff; |
| 948 | HDD_IPA_LOG(LOG1, "STAT Query TX DIFF %d, RX DIFF %d", |
| 949 | *ipa_tx_diff, *ipa_rx_diff); |
| 950 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 951 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 952 | return; |
| 953 | } |
| 954 | |
| 955 | /** |
| 956 | * hdd_ipa_uc_stat_request() - Get IPA stats from IPA. |
| 957 | * @adapter: network adapter |
| 958 | * @reason: STAT REQ Reason |
| 959 | * |
| 960 | * Return: None |
| 961 | */ |
| 962 | void hdd_ipa_uc_stat_request(hdd_adapter_t *adapter, uint8_t reason) |
| 963 | { |
| 964 | hdd_context_t *pHddCtx; |
| 965 | struct hdd_ipa_priv *hdd_ipa; |
| 966 | |
| 967 | if (!adapter) { |
| 968 | return; |
| 969 | } |
| 970 | |
| 971 | pHddCtx = (hdd_context_t *)adapter->pHddCtx; |
| 972 | hdd_ipa = (struct hdd_ipa_priv *)pHddCtx->hdd_ipa; |
| 973 | if (!hdd_ipa_is_enabled(pHddCtx) || |
| 974 | !(hdd_ipa_uc_is_enabled(pHddCtx))) { |
| 975 | return; |
| 976 | } |
| 977 | |
| 978 | HDD_IPA_LOG(LOG1, "STAT REQ Reason %d", reason); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 979 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 980 | if ((HDD_IPA_UC_NUM_WDI_PIPE == hdd_ipa->activated_fw_pipe) && |
| 981 | (false == hdd_ipa->resource_loading)) { |
| 982 | hdd_ipa->stat_req_reason = reason; |
| 983 | wma_cli_set_command( |
| 984 | (int)adapter->sessionId, |
| 985 | (int)WMA_VDEV_TXRX_GET_IPA_UC_FW_STATS_CMDID, |
| 986 | 0, VDEV_CMD); |
| 987 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 988 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 989 | } |
| 990 | |
| 991 | /** |
| 992 | * hdd_ipa_uc_find_add_assoc_sta() - Find associated station |
| 993 | * @hdd_ipa: Global HDD IPA context |
| 994 | * @sta_add: Should station be added |
| 995 | * @sta_id: ID of the station being queried |
| 996 | * |
| 997 | * Return: true if the station was found |
| 998 | */ |
| 999 | static bool hdd_ipa_uc_find_add_assoc_sta(struct hdd_ipa_priv *hdd_ipa, |
| 1000 | bool sta_add, uint8_t sta_id) |
| 1001 | { |
| 1002 | bool sta_found = false; |
| 1003 | uint8_t idx; |
| 1004 | for (idx = 0; idx < WLAN_MAX_STA_COUNT; idx++) { |
| 1005 | if ((hdd_ipa->assoc_stas_map[idx].is_reserved) && |
| 1006 | (hdd_ipa->assoc_stas_map[idx].sta_id == sta_id)) { |
| 1007 | sta_found = true; |
| 1008 | break; |
| 1009 | } |
| 1010 | } |
| 1011 | if (sta_add && sta_found) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1012 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1013 | "%s: STA ID %d already exist, cannot add", |
| 1014 | __func__, sta_id); |
| 1015 | return sta_found; |
| 1016 | } |
| 1017 | if (sta_add) { |
| 1018 | for (idx = 0; idx < WLAN_MAX_STA_COUNT; idx++) { |
| 1019 | if (!hdd_ipa->assoc_stas_map[idx].is_reserved) { |
| 1020 | hdd_ipa->assoc_stas_map[idx].is_reserved = true; |
| 1021 | hdd_ipa->assoc_stas_map[idx].sta_id = sta_id; |
| 1022 | return sta_found; |
| 1023 | } |
| 1024 | } |
| 1025 | } |
| 1026 | if (!sta_add && !sta_found) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1027 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1028 | "%s: STA ID %d does not exist, cannot delete", |
| 1029 | __func__, sta_id); |
| 1030 | return sta_found; |
| 1031 | } |
| 1032 | if (!sta_add) { |
| 1033 | for (idx = 0; idx < WLAN_MAX_STA_COUNT; idx++) { |
| 1034 | if ((hdd_ipa->assoc_stas_map[idx].is_reserved) && |
| 1035 | (hdd_ipa->assoc_stas_map[idx].sta_id == sta_id)) { |
| 1036 | hdd_ipa->assoc_stas_map[idx].is_reserved = |
| 1037 | false; |
| 1038 | hdd_ipa->assoc_stas_map[idx].sta_id = 0xFF; |
| 1039 | return sta_found; |
| 1040 | } |
| 1041 | } |
| 1042 | } |
| 1043 | return sta_found; |
| 1044 | } |
| 1045 | |
| 1046 | /** |
| 1047 | * hdd_ipa_uc_enable_pipes() - Enable IPA uC pipes |
| 1048 | * @hdd_ipa: Global HDD IPA context |
| 1049 | * |
| 1050 | * Return: 0 on success, negative errno if error |
| 1051 | */ |
| 1052 | static int hdd_ipa_uc_enable_pipes(struct hdd_ipa_priv *hdd_ipa) |
| 1053 | { |
| 1054 | int result; |
| 1055 | p_cds_contextType cds_ctx = hdd_ipa->hdd_ctx->pcds_context; |
| 1056 | |
| 1057 | /* ACTIVATE TX PIPE */ |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1058 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1059 | "%s: Enable TX PIPE(tx_pipe_handle=%d)", |
| 1060 | __func__, hdd_ipa->tx_pipe_handle); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1061 | result = ipa_enable_wdi_pipe(hdd_ipa->tx_pipe_handle); |
| 1062 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1063 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1064 | "%s: Enable TX PIPE fail, code %d", |
| 1065 | __func__, result); |
| 1066 | return result; |
| 1067 | } |
| 1068 | result = ipa_resume_wdi_pipe(hdd_ipa->tx_pipe_handle); |
| 1069 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1070 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1071 | "%s: Resume TX PIPE fail, code %d", |
| 1072 | __func__, result); |
| 1073 | return result; |
| 1074 | } |
| 1075 | ol_txrx_ipa_uc_set_active(cds_ctx->pdev_txrx_ctx, true, true); |
| 1076 | |
| 1077 | /* ACTIVATE RX PIPE */ |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1078 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1079 | "%s: Enable RX PIPE(rx_pipe_handle=%d)", |
| 1080 | __func__, hdd_ipa->rx_pipe_handle); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1081 | result = ipa_enable_wdi_pipe(hdd_ipa->rx_pipe_handle); |
| 1082 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1083 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1084 | "%s: Enable RX PIPE fail, code %d", |
| 1085 | __func__, result); |
| 1086 | return result; |
| 1087 | } |
| 1088 | result = ipa_resume_wdi_pipe(hdd_ipa->rx_pipe_handle); |
| 1089 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1090 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1091 | "%s: Resume RX PIPE fail, code %d", |
| 1092 | __func__, result); |
| 1093 | return result; |
| 1094 | } |
| 1095 | ol_txrx_ipa_uc_set_active(cds_ctx->pdev_txrx_ctx, true, false); |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 1096 | hdd_ipa->ipa_pipes_down = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1097 | return 0; |
| 1098 | } |
| 1099 | |
| 1100 | /** |
| 1101 | * hdd_ipa_uc_disable_pipes() - Disable IPA uC pipes |
| 1102 | * @hdd_ipa: Global HDD IPA context |
| 1103 | * |
| 1104 | * Return: 0 on success, negative errno if error |
| 1105 | */ |
| 1106 | static int hdd_ipa_uc_disable_pipes(struct hdd_ipa_priv *hdd_ipa) |
| 1107 | { |
| 1108 | int result; |
| 1109 | |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 1110 | hdd_ipa->ipa_pipes_down = true; |
| 1111 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1112 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s: Disable RX PIPE", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1113 | result = ipa_suspend_wdi_pipe(hdd_ipa->rx_pipe_handle); |
| 1114 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1115 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1116 | "%s: Suspend RX PIPE fail, code %d", |
| 1117 | __func__, result); |
| 1118 | return result; |
| 1119 | } |
| 1120 | result = ipa_disable_wdi_pipe(hdd_ipa->rx_pipe_handle); |
| 1121 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1122 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1123 | "%s: Disable RX PIPE fail, code %d", |
| 1124 | __func__, result); |
| 1125 | return result; |
| 1126 | } |
| 1127 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1128 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s: Disable TX PIPE", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1129 | result = ipa_suspend_wdi_pipe(hdd_ipa->tx_pipe_handle); |
| 1130 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1131 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1132 | "%s: Suspend TX PIPE fail, code %d", |
| 1133 | __func__, result); |
| 1134 | return result; |
| 1135 | } |
| 1136 | result = ipa_disable_wdi_pipe(hdd_ipa->tx_pipe_handle); |
| 1137 | if (result) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1138 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1139 | "%s: Disable TX PIPE fail, code %d", |
| 1140 | __func__, result); |
| 1141 | return result; |
| 1142 | } |
| 1143 | |
| 1144 | return 0; |
| 1145 | } |
| 1146 | |
| 1147 | /** |
| 1148 | * hdd_ipa_uc_handle_first_con() - Handle first uC IPA connection |
| 1149 | * @hdd_ipa: Global HDD IPA context |
| 1150 | * |
| 1151 | * Return: 0 on success, negative errno if error |
| 1152 | */ |
| 1153 | static int hdd_ipa_uc_handle_first_con(struct hdd_ipa_priv *hdd_ipa) |
| 1154 | { |
| 1155 | hdd_ipa->activated_fw_pipe = 0; |
| 1156 | hdd_ipa->resource_loading = true; |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1157 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1158 | /* If RM feature enabled |
| 1159 | * Request PROD Resource first |
| 1160 | * PROD resource may return sync or async manners */ |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1161 | if (hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) { |
| 1162 | if (!ipa_rm_request_resource(IPA_RM_RESOURCE_WLAN_PROD)) { |
| 1163 | /* RM PROD request sync return |
| 1164 | * enable pipe immediately |
| 1165 | */ |
| 1166 | if (hdd_ipa_uc_enable_pipes(hdd_ipa)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1167 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1168 | "%s: IPA WDI Pipe activation failed", |
| 1169 | __func__); |
| 1170 | hdd_ipa->resource_loading = false; |
| 1171 | return -EBUSY; |
| 1172 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1173 | } |
| 1174 | } else { |
| 1175 | /* RM Disabled |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1176 | * Just enabled all the PIPEs |
| 1177 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1178 | if (hdd_ipa_uc_enable_pipes(hdd_ipa)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1179 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1180 | "%s: IPA WDI Pipe activation failed", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1181 | __func__); |
| 1182 | hdd_ipa->resource_loading = false; |
| 1183 | return -EBUSY; |
| 1184 | } |
| 1185 | hdd_ipa->resource_loading = false; |
| 1186 | } |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1187 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1188 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 1189 | "%s: IPA WDI Pipes activated successfully", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1190 | return 0; |
| 1191 | } |
| 1192 | |
| 1193 | /** |
| 1194 | * hdd_ipa_uc_handle_last_discon() - Handle last uC IPA disconnection |
| 1195 | * @hdd_ipa: Global HDD IPA context |
| 1196 | * |
| 1197 | * Return: None |
| 1198 | */ |
| 1199 | static void hdd_ipa_uc_handle_last_discon(struct hdd_ipa_priv *hdd_ipa) |
| 1200 | { |
| 1201 | p_cds_contextType cds_ctx = hdd_ipa->hdd_ctx->pcds_context; |
| 1202 | |
| 1203 | hdd_ipa->resource_unloading = true; |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1204 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s: Disable FW RX PIPE", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1205 | ol_txrx_ipa_uc_set_active(cds_ctx->pdev_txrx_ctx, false, false); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1206 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s: Disable FW TX PIPE", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1207 | ol_txrx_ipa_uc_set_active(cds_ctx->pdev_txrx_ctx, false, true); |
| 1208 | } |
| 1209 | |
| 1210 | /** |
| 1211 | * hdd_ipa_uc_rm_notify_handler() - IPA uC resource notification handler |
| 1212 | * @context: User context registered with TL (the IPA Global context is |
| 1213 | * registered |
| 1214 | * @rxpkt: Packet containing the notification |
| 1215 | * @staid: ID of the station associated with the packet |
| 1216 | * |
| 1217 | * Return: None |
| 1218 | */ |
| 1219 | static void |
| 1220 | hdd_ipa_uc_rm_notify_handler(void *context, enum ipa_rm_event event) |
| 1221 | { |
| 1222 | struct hdd_ipa_priv *hdd_ipa = context; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1223 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1224 | |
| 1225 | /* |
| 1226 | * When SSR is going on or driver is unloading, just return. |
| 1227 | */ |
| 1228 | status = wlan_hdd_validate_context(hdd_ipa->hdd_ctx); |
| 1229 | if (0 != status) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1230 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "HDD context is not valid"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1231 | return; |
| 1232 | } |
| 1233 | |
| 1234 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 1235 | return; |
| 1236 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1237 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s, event code %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1238 | __func__, event); |
| 1239 | |
| 1240 | switch (event) { |
| 1241 | case IPA_RM_RESOURCE_GRANTED: |
| 1242 | /* Differed RM Granted */ |
| 1243 | hdd_ipa_uc_enable_pipes(hdd_ipa); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1244 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1245 | if ((false == hdd_ipa->resource_unloading) && |
| 1246 | (!hdd_ipa->activated_fw_pipe)) { |
| 1247 | hdd_ipa_uc_enable_pipes(hdd_ipa); |
| 1248 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1249 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1250 | break; |
| 1251 | |
| 1252 | case IPA_RM_RESOURCE_RELEASED: |
| 1253 | /* Differed RM Released */ |
| 1254 | hdd_ipa->resource_unloading = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1255 | break; |
| 1256 | |
| 1257 | default: |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1258 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1259 | "%s, invalid event code %d", __func__, event); |
| 1260 | break; |
| 1261 | } |
| 1262 | } |
| 1263 | |
| 1264 | /** |
| 1265 | * hdd_ipa_uc_rm_notify_defer() - Defer IPA uC notification |
| 1266 | * @hdd_ipa: Global HDD IPA context |
| 1267 | * @event: IPA resource manager event to be deferred |
| 1268 | * |
| 1269 | * This function is called when a resource manager event is received |
| 1270 | * from firmware in interrupt context. This function will defer the |
| 1271 | * handling to the OL RX thread |
| 1272 | * |
| 1273 | * Return: None |
| 1274 | */ |
| 1275 | static void hdd_ipa_uc_rm_notify_defer(struct work_struct *work) |
| 1276 | { |
| 1277 | enum ipa_rm_event event; |
| 1278 | struct uc_rm_work_struct *uc_rm_work = container_of(work, |
| 1279 | struct uc_rm_work_struct, work); |
| 1280 | struct hdd_ipa_priv *hdd_ipa = container_of(uc_rm_work, |
| 1281 | struct hdd_ipa_priv, uc_rm_work); |
| 1282 | |
| 1283 | cds_ssr_protect(__func__); |
| 1284 | event = uc_rm_work->event; |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1285 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO_HIGH, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1286 | "%s, posted event %d", __func__, event); |
| 1287 | |
| 1288 | hdd_ipa_uc_rm_notify_handler(hdd_ipa, event); |
| 1289 | cds_ssr_unprotect(__func__); |
| 1290 | |
| 1291 | return; |
| 1292 | } |
| 1293 | |
| 1294 | /** |
| 1295 | * hdd_ipa_uc_proc_pending_event() - Process IPA uC pending events |
| 1296 | * @hdd_ipa: Global HDD IPA context |
| 1297 | * |
| 1298 | * Return: None |
| 1299 | */ |
| 1300 | static void hdd_ipa_uc_proc_pending_event(struct hdd_ipa_priv *hdd_ipa) |
| 1301 | { |
| 1302 | unsigned int pending_event_count; |
| 1303 | struct ipa_uc_pending_event *pending_event = NULL; |
| 1304 | |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 1305 | pending_event_count = qdf_list_size(&hdd_ipa->pending_event); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1306 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1307 | "%s, Pending Event Count %d", __func__, pending_event_count); |
| 1308 | if (!pending_event_count) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1309 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1310 | "%s, No Pending Event", __func__); |
| 1311 | return; |
| 1312 | } |
| 1313 | |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 1314 | qdf_list_remove_front(&hdd_ipa->pending_event, |
| 1315 | (qdf_list_node_t **)&pending_event); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1316 | while (pending_event != NULL) { |
| 1317 | hdd_ipa_wlan_evt(pending_event->adapter, |
| 1318 | pending_event->type, |
| 1319 | pending_event->sta_id, |
| 1320 | pending_event->mac_addr); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1321 | qdf_mem_free(pending_event); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1322 | pending_event = NULL; |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 1323 | qdf_list_remove_front(&hdd_ipa->pending_event, |
| 1324 | (qdf_list_node_t **)&pending_event); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1325 | } |
| 1326 | } |
| 1327 | |
| 1328 | /** |
| 1329 | * hdd_ipa_uc_op_cb() - IPA uC operation callback |
| 1330 | * @op_msg: operation message received from firmware |
| 1331 | * @usr_ctxt: user context registered with TL (we register the HDD Global |
| 1332 | * context) |
| 1333 | * |
| 1334 | * Return: None |
| 1335 | */ |
| 1336 | static void hdd_ipa_uc_op_cb(struct op_msg_type *op_msg, void *usr_ctxt) |
| 1337 | { |
| 1338 | struct op_msg_type *msg = op_msg; |
| 1339 | struct ipa_uc_fw_stats *uc_fw_stat; |
| 1340 | struct IpaHwStatsWDIInfoData_t ipa_stat; |
| 1341 | struct hdd_ipa_priv *hdd_ipa; |
| 1342 | hdd_context_t *hdd_ctx; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1343 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1344 | |
| 1345 | if (!op_msg || !usr_ctxt) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1346 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "%s, INVALID ARG", __func__); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1347 | return; |
| 1348 | } |
| 1349 | |
| 1350 | if (HDD_IPA_UC_OPCODE_MAX <= msg->op_code) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1351 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1352 | "%s, INVALID OPCODE %d", __func__, msg->op_code); |
| 1353 | return; |
| 1354 | } |
| 1355 | |
| 1356 | hdd_ctx = (hdd_context_t *) usr_ctxt; |
| 1357 | |
| 1358 | /* |
| 1359 | * When SSR is going on or driver is unloading, just return. |
| 1360 | */ |
| 1361 | status = wlan_hdd_validate_context(hdd_ctx); |
| 1362 | if (0 != status) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1363 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "HDD context is not valid"); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1364 | qdf_mem_free(op_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1365 | return; |
| 1366 | } |
| 1367 | |
| 1368 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 1369 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1370 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1371 | "%s, OPCODE %s", __func__, op_string[msg->op_code]); |
| 1372 | |
| 1373 | if ((HDD_IPA_UC_OPCODE_TX_RESUME == msg->op_code) || |
| 1374 | (HDD_IPA_UC_OPCODE_RX_RESUME == msg->op_code)) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1375 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1376 | hdd_ipa->activated_fw_pipe++; |
| 1377 | if (HDD_IPA_UC_NUM_WDI_PIPE == hdd_ipa->activated_fw_pipe) { |
| 1378 | hdd_ipa->resource_loading = false; |
| 1379 | hdd_ipa_uc_proc_pending_event(hdd_ipa); |
Yun Park | ccc6d7a | 2015-12-02 14:50:13 -0800 | [diff] [blame] | 1380 | if (hdd_ipa->pending_cons_req) |
| 1381 | ipa_rm_notify_completion( |
| 1382 | IPA_RM_RESOURCE_GRANTED, |
| 1383 | IPA_RM_RESOURCE_WLAN_CONS); |
Yun Park | 5b63501 | 2015-12-02 15:05:01 -0800 | [diff] [blame] | 1384 | hdd_ipa->pending_cons_req = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1385 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1386 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1387 | } |
| 1388 | |
| 1389 | if ((HDD_IPA_UC_OPCODE_TX_SUSPEND == msg->op_code) || |
| 1390 | (HDD_IPA_UC_OPCODE_RX_SUSPEND == msg->op_code)) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1391 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1392 | hdd_ipa->activated_fw_pipe--; |
| 1393 | if (!hdd_ipa->activated_fw_pipe) { |
| 1394 | hdd_ipa_uc_disable_pipes(hdd_ipa); |
Yun Park | 5b63501 | 2015-12-02 15:05:01 -0800 | [diff] [blame] | 1395 | if (hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 1396 | ipa_rm_release_resource( |
| 1397 | IPA_RM_RESOURCE_WLAN_PROD); |
| 1398 | /* Sync return success from IPA |
| 1399 | * Enable/resume all the PIPEs */ |
| 1400 | hdd_ipa->resource_unloading = false; |
| 1401 | hdd_ipa_uc_proc_pending_event(hdd_ipa); |
| 1402 | hdd_ipa->pending_cons_req = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1403 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1404 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1405 | } |
| 1406 | |
| 1407 | if ((HDD_IPA_UC_OPCODE_STATS == msg->op_code) && |
| 1408 | (HDD_IPA_UC_STAT_REASON_DEBUG == hdd_ipa->stat_req_reason)) { |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 1409 | struct ol_txrx_ipa_resources *res = &hdd_ipa->ipa_resource; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1410 | /* STATs from host */ |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 1411 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1412 | "==== IPA_UC WLAN_HOST CE ====\n" |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1413 | "CE RING BASE: 0x%llx\n" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1414 | "CE RING SIZE: %d\n" |
| 1415 | "CE REG ADDR : 0x%llx", |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 1416 | (unsigned long long)res->ce_sr_base_paddr, |
| 1417 | res->ce_sr_ring_size, |
| 1418 | (unsigned long long)res->ce_reg_paddr); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 1419 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1420 | "==== IPA_UC WLAN_HOST TX ====\n" |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1421 | "COMP RING BASE: 0x%llx\n" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1422 | "COMP RING SIZE: %d\n" |
| 1423 | "NUM ALLOC BUF: %d\n" |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1424 | "COMP RING DBELL : 0x%llx", |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 1425 | (unsigned long long)res->tx_comp_ring_base_paddr, |
| 1426 | res->tx_comp_ring_size, |
| 1427 | res->tx_num_alloc_buffer, |
Manikandan Mohan | 22b8372 | 2015-12-15 15:03:23 -0800 | [diff] [blame] | 1428 | (unsigned long long)hdd_ipa->tx_comp_doorbell_paddr); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 1429 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1430 | "==== IPA_UC WLAN_HOST RX ====\n" |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1431 | "IND RING BASE: 0x%llx\n" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1432 | "IND RING SIZE: %d\n" |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1433 | "IND RING DBELL : 0x%llx\n" |
| 1434 | "PROC DONE IND ADDR : 0x%llx\n" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1435 | "NUM EXCP PKT : %llu\n" |
| 1436 | "NUM TX BCMC : %llu\n" |
| 1437 | "NUM TX BCMC ERR : %llu", |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 1438 | (unsigned long long)res->rx_rdy_ring_base_paddr, |
| 1439 | res->rx_rdy_ring_size, |
Manikandan Mohan | 22b8372 | 2015-12-15 15:03:23 -0800 | [diff] [blame] | 1440 | (unsigned long long)hdd_ipa->rx_ready_doorbell_paddr, |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 1441 | (unsigned long long)hdd_ipa->ipa_resource. |
| 1442 | rx_proc_done_idx_paddr, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1443 | hdd_ipa->stats.num_rx_excep, |
| 1444 | hdd_ipa->stats.num_tx_bcmc, |
Manikandan Mohan | 22b8372 | 2015-12-15 15:03:23 -0800 | [diff] [blame] | 1445 | (unsigned long long)hdd_ipa->stats.num_tx_bcmc_err); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 1446 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1447 | "==== IPA_UC WLAN_HOST CONTROL ====\n" |
| 1448 | "SAP NUM STAs: %d\n" |
| 1449 | "STA CONNECTED: %d\n" |
| 1450 | "TX PIPE HDL: %d\n" |
| 1451 | "RX PIPE HDL : %d\n" |
| 1452 | "RSC LOADING : %d\n" |
| 1453 | "RSC UNLOADING : %d\n" |
| 1454 | "PNDNG CNS RQT : %d", |
| 1455 | hdd_ipa->sap_num_connected_sta, |
| 1456 | hdd_ipa->sta_connected, |
| 1457 | hdd_ipa->tx_pipe_handle, |
| 1458 | hdd_ipa->rx_pipe_handle, |
| 1459 | (unsigned int)hdd_ipa->resource_loading, |
| 1460 | (unsigned int)hdd_ipa->resource_unloading, |
| 1461 | (unsigned int)hdd_ipa->pending_cons_req); |
| 1462 | |
| 1463 | /* STATs from FW */ |
| 1464 | uc_fw_stat = (struct ipa_uc_fw_stats *) |
| 1465 | ((uint8_t *)op_msg + sizeof(struct op_msg_type)); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 1466 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1467 | "==== IPA_UC WLAN_FW TX ====\n" |
| 1468 | "COMP RING BASE: 0x%x\n" |
| 1469 | "COMP RING SIZE: %d\n" |
| 1470 | "COMP RING DBELL : 0x%x\n" |
| 1471 | "COMP RING DBELL IND VAL : %d\n" |
| 1472 | "COMP RING DBELL CACHED VAL : %d\n" |
| 1473 | "COMP RING DBELL CACHED VAL : %d\n" |
| 1474 | "PKTS ENQ : %d\n" |
| 1475 | "PKTS COMP : %d\n" |
| 1476 | "IS SUSPEND : %d\n" |
| 1477 | "RSVD : 0x%x", |
| 1478 | uc_fw_stat->tx_comp_ring_base, |
| 1479 | uc_fw_stat->tx_comp_ring_size, |
| 1480 | uc_fw_stat->tx_comp_ring_dbell_addr, |
| 1481 | uc_fw_stat->tx_comp_ring_dbell_ind_val, |
| 1482 | uc_fw_stat->tx_comp_ring_dbell_cached_val, |
| 1483 | uc_fw_stat->tx_comp_ring_dbell_cached_val, |
| 1484 | uc_fw_stat->tx_pkts_enqueued, |
| 1485 | uc_fw_stat->tx_pkts_completed, |
| 1486 | uc_fw_stat->tx_is_suspend, uc_fw_stat->tx_reserved); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 1487 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1488 | "==== IPA_UC WLAN_FW RX ====\n" |
| 1489 | "IND RING BASE: 0x%x\n" |
| 1490 | "IND RING SIZE: %d\n" |
| 1491 | "IND RING DBELL : 0x%x\n" |
| 1492 | "IND RING DBELL IND VAL : %d\n" |
| 1493 | "IND RING DBELL CACHED VAL : %d\n" |
| 1494 | "RDY IND ADDR : 0x%x\n" |
| 1495 | "RDY IND CACHE VAL : %d\n" |
| 1496 | "RFIL IND : %d\n" |
| 1497 | "NUM PKT INDICAT : %d\n" |
| 1498 | "BUF REFIL : %d\n" |
| 1499 | "NUM DROP NO SPC : %d\n" |
| 1500 | "NUM DROP NO BUF : %d\n" |
| 1501 | "IS SUSPND : %d\n" |
| 1502 | "RSVD : 0x%x\n", |
| 1503 | uc_fw_stat->rx_ind_ring_base, |
| 1504 | uc_fw_stat->rx_ind_ring_size, |
| 1505 | uc_fw_stat->rx_ind_ring_dbell_addr, |
| 1506 | uc_fw_stat->rx_ind_ring_dbell_ind_val, |
| 1507 | uc_fw_stat->rx_ind_ring_dbell_ind_cached_val, |
| 1508 | uc_fw_stat->rx_ind_ring_rdidx_addr, |
| 1509 | uc_fw_stat->rx_ind_ring_rd_idx_cached_val, |
| 1510 | uc_fw_stat->rx_refill_idx, |
| 1511 | uc_fw_stat->rx_num_pkts_indicated, |
| 1512 | uc_fw_stat->rx_buf_refilled, |
| 1513 | uc_fw_stat->rx_num_ind_drop_no_space, |
| 1514 | uc_fw_stat->rx_num_ind_drop_no_buf, |
| 1515 | uc_fw_stat->rx_is_suspend, uc_fw_stat->rx_reserved); |
| 1516 | /* STATs from IPA */ |
| 1517 | ipa_get_wdi_stats(&ipa_stat); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 1518 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1519 | "==== IPA_UC IPA TX ====\n" |
| 1520 | "NUM PROCD : %d\n" |
| 1521 | "CE DBELL : 0x%x\n" |
| 1522 | "NUM DBELL FIRED : %d\n" |
| 1523 | "COMP RNG FULL : %d\n" |
| 1524 | "COMP RNG EMPT : %d\n" |
| 1525 | "COMP RNG USE HGH : %d\n" |
| 1526 | "COMP RNG USE LOW : %d\n" |
| 1527 | "BAM FIFO FULL : %d\n" |
| 1528 | "BAM FIFO EMPT : %d\n" |
| 1529 | "BAM FIFO USE HGH : %d\n" |
| 1530 | "BAM FIFO USE LOW : %d\n" |
| 1531 | "NUM DBELL : %d\n" |
| 1532 | "NUM UNEXP DBELL : %d\n" |
| 1533 | "NUM BAM INT HDL : 0x%x\n" |
| 1534 | "NUM BAM INT NON-RUN : 0x%x\n" |
| 1535 | "NUM QMB INT HDL : 0x%x", |
| 1536 | ipa_stat.tx_ch_stats.num_pkts_processed, |
| 1537 | ipa_stat.tx_ch_stats.copy_engine_doorbell_value, |
| 1538 | ipa_stat.tx_ch_stats.num_db_fired, |
| 1539 | ipa_stat.tx_ch_stats.tx_comp_ring_stats.ringFull, |
| 1540 | ipa_stat.tx_ch_stats.tx_comp_ring_stats.ringEmpty, |
| 1541 | ipa_stat.tx_ch_stats.tx_comp_ring_stats.ringUsageHigh, |
| 1542 | ipa_stat.tx_ch_stats.tx_comp_ring_stats.ringUsageLow, |
| 1543 | ipa_stat.tx_ch_stats.bam_stats.bamFifoFull, |
| 1544 | ipa_stat.tx_ch_stats.bam_stats.bamFifoEmpty, |
| 1545 | ipa_stat.tx_ch_stats.bam_stats.bamFifoUsageHigh, |
| 1546 | ipa_stat.tx_ch_stats.bam_stats.bamFifoUsageLow, |
| 1547 | ipa_stat.tx_ch_stats.num_db, |
| 1548 | ipa_stat.tx_ch_stats.num_unexpected_db, |
| 1549 | ipa_stat.tx_ch_stats.num_bam_int_handled, |
| 1550 | ipa_stat.tx_ch_stats. |
| 1551 | num_bam_int_in_non_runnning_state, |
| 1552 | ipa_stat.tx_ch_stats.num_qmb_int_handled); |
| 1553 | |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 1554 | QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1555 | "==== IPA_UC IPA RX ====\n" |
| 1556 | "MAX OST PKT : %d\n" |
| 1557 | "NUM PKT PRCSD : %d\n" |
| 1558 | "RNG RP : 0x%x\n" |
| 1559 | "COMP RNG FULL : %d\n" |
| 1560 | "COMP RNG EMPT : %d\n" |
| 1561 | "COMP RNG USE HGH : %d\n" |
| 1562 | "COMP RNG USE LOW : %d\n" |
| 1563 | "BAM FIFO FULL : %d\n" |
| 1564 | "BAM FIFO EMPT : %d\n" |
| 1565 | "BAM FIFO USE HGH : %d\n" |
| 1566 | "BAM FIFO USE LOW : %d\n" |
| 1567 | "NUM DB : %d\n" |
| 1568 | "NUM UNEXP DB : %d\n" |
| 1569 | "NUM BAM INT HNDL : 0x%x\n", |
| 1570 | ipa_stat.rx_ch_stats.max_outstanding_pkts, |
| 1571 | ipa_stat.rx_ch_stats.num_pkts_processed, |
| 1572 | ipa_stat.rx_ch_stats.rx_ring_rp_value, |
| 1573 | ipa_stat.rx_ch_stats.rx_ind_ring_stats.ringFull, |
| 1574 | ipa_stat.rx_ch_stats.rx_ind_ring_stats.ringEmpty, |
| 1575 | ipa_stat.rx_ch_stats.rx_ind_ring_stats.ringUsageHigh, |
| 1576 | ipa_stat.rx_ch_stats.rx_ind_ring_stats.ringUsageLow, |
| 1577 | ipa_stat.rx_ch_stats.bam_stats.bamFifoFull, |
| 1578 | ipa_stat.rx_ch_stats.bam_stats.bamFifoEmpty, |
| 1579 | ipa_stat.rx_ch_stats.bam_stats.bamFifoUsageHigh, |
| 1580 | ipa_stat.rx_ch_stats.bam_stats.bamFifoUsageLow, |
| 1581 | ipa_stat.rx_ch_stats.num_db, |
| 1582 | ipa_stat.rx_ch_stats.num_unexpected_db, |
| 1583 | ipa_stat.rx_ch_stats.num_bam_int_handled); |
| 1584 | } else if ((HDD_IPA_UC_OPCODE_STATS == msg->op_code) && |
| 1585 | (HDD_IPA_UC_STAT_REASON_BW_CAL == hdd_ipa->stat_req_reason)) { |
| 1586 | /* STATs from FW */ |
| 1587 | uc_fw_stat = (struct ipa_uc_fw_stats *) |
| 1588 | ((uint8_t *)op_msg + sizeof(struct op_msg_type)); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1589 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1590 | hdd_ipa->ipa_tx_packets_diff = HDD_BW_GET_DIFF( |
| 1591 | uc_fw_stat->tx_pkts_completed, |
| 1592 | hdd_ipa->ipa_p_tx_packets); |
| 1593 | hdd_ipa->ipa_rx_packets_diff = HDD_BW_GET_DIFF( |
| 1594 | (uc_fw_stat->rx_num_ind_drop_no_space + |
| 1595 | uc_fw_stat->rx_num_ind_drop_no_buf + |
| 1596 | uc_fw_stat->rx_num_pkts_indicated), |
| 1597 | hdd_ipa->ipa_p_rx_packets); |
| 1598 | |
| 1599 | hdd_ipa->ipa_p_tx_packets = uc_fw_stat->tx_pkts_completed; |
| 1600 | hdd_ipa->ipa_p_rx_packets = |
| 1601 | (uc_fw_stat->rx_num_ind_drop_no_space + |
| 1602 | uc_fw_stat->rx_num_ind_drop_no_buf + |
| 1603 | uc_fw_stat->rx_num_pkts_indicated); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1604 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1605 | } else { |
| 1606 | HDD_IPA_LOG(LOGE, "INVALID REASON %d", |
| 1607 | hdd_ipa->stat_req_reason); |
| 1608 | } |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1609 | qdf_mem_free(op_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1610 | } |
| 1611 | |
| 1612 | |
| 1613 | /** |
| 1614 | * hdd_ipa_uc_offload_enable_disable() - wdi enable/disable notify to fw |
| 1615 | * @adapter: device adapter instance |
| 1616 | * @offload_type: MCC or SCC |
| 1617 | * @enable: TX offload enable or disable |
| 1618 | * |
| 1619 | * Return: none |
| 1620 | */ |
| 1621 | static void hdd_ipa_uc_offload_enable_disable(hdd_adapter_t *adapter, |
| 1622 | uint32_t offload_type, uint32_t enable) |
| 1623 | { |
| 1624 | struct sir_ipa_offload_enable_disable ipa_offload_enable_disable; |
| 1625 | |
| 1626 | /* Lower layer may send multiple START_BSS_EVENT in DFS mode or during |
| 1627 | * channel change indication. Since these indications are sent by lower |
| 1628 | * layer as SAP updates and IPA doesn't have to do anything for these |
| 1629 | * updates so ignoring! |
| 1630 | */ |
| 1631 | if (WLAN_HDD_SOFTAP == adapter->device_mode && adapter->ipa_context) |
| 1632 | return; |
| 1633 | |
| 1634 | /* Lower layer may send multiple START_BSS_EVENT in DFS mode or during |
| 1635 | * channel change indication. Since these indications are sent by lower |
| 1636 | * layer as SAP updates and IPA doesn't have to do anything for these |
| 1637 | * updates so ignoring! |
| 1638 | */ |
| 1639 | if (adapter->ipa_context) |
| 1640 | return; |
| 1641 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1642 | qdf_mem_zero(&ipa_offload_enable_disable, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1643 | sizeof(ipa_offload_enable_disable)); |
| 1644 | ipa_offload_enable_disable.offload_type = offload_type; |
| 1645 | ipa_offload_enable_disable.vdev_id = adapter->sessionId; |
| 1646 | ipa_offload_enable_disable.enable = enable; |
| 1647 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1648 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1649 | "%s: offload_type=%d, vdev_id=%d, enable=%d", __func__, |
| 1650 | ipa_offload_enable_disable.offload_type, |
| 1651 | ipa_offload_enable_disable.vdev_id, |
| 1652 | ipa_offload_enable_disable.enable); |
| 1653 | |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1654 | if (QDF_STATUS_SUCCESS != |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1655 | sme_ipa_offload_enable_disable(WLAN_HDD_GET_HAL_CTX(adapter), |
| 1656 | adapter->sessionId, &ipa_offload_enable_disable)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1657 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1658 | "%s: Failure to enable IPA offload \ |
| 1659 | (offload_type=%d, vdev_id=%d, enable=%d)", __func__, |
| 1660 | ipa_offload_enable_disable.offload_type, |
| 1661 | ipa_offload_enable_disable.vdev_id, |
| 1662 | ipa_offload_enable_disable.enable); |
| 1663 | } |
| 1664 | } |
| 1665 | |
| 1666 | /** |
| 1667 | * hdd_ipa_uc_fw_op_event_handler - IPA uC FW OPvent handler |
| 1668 | * @work: uC OP work |
| 1669 | * |
| 1670 | * Return: None |
| 1671 | */ |
| 1672 | static void hdd_ipa_uc_fw_op_event_handler(struct work_struct *work) |
| 1673 | { |
| 1674 | struct op_msg_type *msg; |
| 1675 | struct uc_op_work_struct *uc_op_work = container_of(work, |
| 1676 | struct uc_op_work_struct, work); |
| 1677 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 1678 | |
| 1679 | cds_ssr_protect(__func__); |
| 1680 | |
| 1681 | msg = uc_op_work->msg; |
| 1682 | uc_op_work->msg = NULL; |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1683 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO_HIGH, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1684 | "%s, posted msg %d", __func__, msg->op_code); |
| 1685 | |
| 1686 | hdd_ipa_uc_op_cb(msg, hdd_ipa->hdd_ctx); |
| 1687 | |
| 1688 | cds_ssr_unprotect(__func__); |
| 1689 | |
| 1690 | return; |
| 1691 | } |
| 1692 | |
| 1693 | /** |
| 1694 | * hdd_ipa_uc_op_event_handler() - Adapter lookup |
| 1695 | * hdd_ipa_uc_fw_op_event_handler - IPA uC FW OPvent handler |
| 1696 | * @op_msg: operation message received from firmware |
| 1697 | * @hdd_ctx: Global HDD context |
| 1698 | * |
| 1699 | * Return: None |
| 1700 | */ |
| 1701 | static void hdd_ipa_uc_op_event_handler(uint8_t *op_msg, void *hdd_ctx) |
| 1702 | { |
| 1703 | struct hdd_ipa_priv *hdd_ipa; |
| 1704 | struct op_msg_type *msg; |
| 1705 | struct uc_op_work_struct *uc_op_work; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1706 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1707 | |
| 1708 | status = wlan_hdd_validate_context(hdd_ctx); |
| 1709 | if (0 != status) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1710 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "HDD context is not valid"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1711 | goto end; |
| 1712 | } |
| 1713 | |
| 1714 | msg = (struct op_msg_type *)op_msg; |
| 1715 | hdd_ipa = ((hdd_context_t *)hdd_ctx)->hdd_ipa; |
| 1716 | |
| 1717 | if (unlikely(!hdd_ipa)) |
| 1718 | goto end; |
| 1719 | |
| 1720 | if (HDD_IPA_UC_OPCODE_MAX <= msg->op_code) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1721 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "%s: Invalid OP Code (%d)", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1722 | __func__, msg->op_code); |
| 1723 | goto end; |
| 1724 | } |
| 1725 | |
| 1726 | uc_op_work = &hdd_ipa->uc_op_work[msg->op_code]; |
| 1727 | if (uc_op_work->msg) |
| 1728 | /* When the same uC OPCODE is already pended, just return */ |
| 1729 | goto end; |
| 1730 | |
| 1731 | uc_op_work->msg = msg; |
| 1732 | schedule_work(&uc_op_work->work); |
| 1733 | return; |
| 1734 | |
| 1735 | end: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1736 | qdf_mem_free(op_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1737 | } |
| 1738 | |
| 1739 | /** |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 1740 | * hdd_ipa_init_uc_op_work - init ipa uc op work |
| 1741 | * @work: struct work_struct |
| 1742 | * @work_handler: work_handler |
| 1743 | * |
| 1744 | * Return: none |
| 1745 | */ |
| 1746 | #ifdef CONFIG_CNSS |
| 1747 | static void hdd_ipa_init_uc_op_work(struct work_struct *work, |
| 1748 | work_func_t work_handler) |
| 1749 | { |
| 1750 | cnss_init_work(work, work_handler); |
| 1751 | } |
| 1752 | #else |
| 1753 | static void hdd_ipa_init_uc_op_work(struct work_struct *work, |
| 1754 | work_func_t work_handler) |
| 1755 | { |
| 1756 | INIT_WORK(work, work_handler); |
| 1757 | } |
| 1758 | #endif |
| 1759 | |
| 1760 | |
| 1761 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1762 | * hdd_ipa_uc_ol_init() - Initialize IPA uC offload |
| 1763 | * @hdd_ctx: Global HDD context |
| 1764 | * |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1765 | * Return: QDF_STATUS |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1766 | */ |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1767 | static QDF_STATUS hdd_ipa_uc_ol_init(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1768 | { |
| 1769 | struct ipa_wdi_in_params pipe_in; |
| 1770 | struct ipa_wdi_out_params pipe_out; |
| 1771 | struct hdd_ipa_priv *ipa_ctxt = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 1772 | p_cds_contextType cds_ctx = hdd_ctx->pcds_context; |
| 1773 | uint8_t i; |
| 1774 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1775 | qdf_mem_zero(&pipe_in, sizeof(struct ipa_wdi_in_params)); |
| 1776 | qdf_mem_zero(&pipe_out, sizeof(struct ipa_wdi_out_params)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1777 | |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 1778 | qdf_list_create(&ipa_ctxt->pending_event, 1000); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1779 | qdf_mutex_create(&ipa_ctxt->event_lock); |
| 1780 | qdf_mutex_create(&ipa_ctxt->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1781 | |
| 1782 | /* TX PIPE */ |
| 1783 | pipe_in.sys.ipa_ep_cfg.nat.nat_en = IPA_BYPASS_NAT; |
| 1784 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_len = HDD_IPA_UC_WLAN_TX_HDR_LEN; |
| 1785 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_ofst_pkt_size_valid = 1; |
| 1786 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_ofst_pkt_size = 0; |
| 1787 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_additional_const_len = |
| 1788 | HDD_IPA_UC_WLAN_8023_HDR_SIZE; |
| 1789 | pipe_in.sys.ipa_ep_cfg.mode.mode = IPA_BASIC; |
| 1790 | pipe_in.sys.client = IPA_CLIENT_WLAN1_CONS; |
| 1791 | pipe_in.sys.desc_fifo_sz = hdd_ctx->config->IpaDescSize; |
| 1792 | pipe_in.sys.priv = hdd_ctx->hdd_ipa; |
| 1793 | pipe_in.sys.ipa_ep_cfg.hdr_ext.hdr_little_endian = true; |
| 1794 | pipe_in.sys.notify = hdd_ipa_i2w_cb; |
| 1795 | if (!hdd_ipa_is_rm_enabled(hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1796 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1797 | "%s: IPA RM DISABLED, IPA AWAKE", __func__); |
| 1798 | pipe_in.sys.keep_ipa_awake = true; |
| 1799 | } |
| 1800 | |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 1801 | pipe_in.u.dl.comp_ring_base_pa = |
| 1802 | ipa_ctxt->ipa_resource.tx_comp_ring_base_paddr; |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1803 | pipe_in.u.dl.comp_ring_size = |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 1804 | ipa_ctxt->ipa_resource.tx_comp_ring_size * |
| 1805 | sizeof(qdf_dma_addr_t); |
| 1806 | pipe_in.u.dl.ce_ring_base_pa = |
| 1807 | ipa_ctxt->ipa_resource.ce_sr_base_paddr; |
| 1808 | pipe_in.u.dl.ce_door_bell_pa = ipa_ctxt->ipa_resource.ce_reg_paddr; |
| 1809 | pipe_in.u.dl.ce_ring_size = |
| 1810 | ipa_ctxt->ipa_resource.ce_sr_ring_size; |
| 1811 | pipe_in.u.dl.num_tx_buffers = |
| 1812 | ipa_ctxt->ipa_resource.tx_num_alloc_buffer; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1813 | |
| 1814 | /* Connect WDI IPA PIPE */ |
| 1815 | ipa_connect_wdi_pipe(&pipe_in, &pipe_out); |
| 1816 | /* Micro Controller Doorbell register */ |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1817 | ipa_ctxt->tx_comp_doorbell_paddr = pipe_out.uc_door_bell_pa; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1818 | /* WLAN TX PIPE Handle */ |
| 1819 | ipa_ctxt->tx_pipe_handle = pipe_out.clnt_hdl; |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1820 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO_HIGH, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1821 | "TX : CRBPA 0x%x, CRS %d, CERBPA 0x%x, CEDPA 0x%x," |
| 1822 | " CERZ %d, NB %d, CDBPAD 0x%x", |
| 1823 | (unsigned int)pipe_in.u.dl.comp_ring_base_pa, |
| 1824 | pipe_in.u.dl.comp_ring_size, |
| 1825 | (unsigned int)pipe_in.u.dl.ce_ring_base_pa, |
| 1826 | (unsigned int)pipe_in.u.dl.ce_door_bell_pa, |
| 1827 | pipe_in.u.dl.ce_ring_size, |
| 1828 | pipe_in.u.dl.num_tx_buffers, |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1829 | (unsigned int)ipa_ctxt->tx_comp_doorbell_paddr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1830 | |
| 1831 | /* RX PIPE */ |
| 1832 | pipe_in.sys.ipa_ep_cfg.nat.nat_en = IPA_BYPASS_NAT; |
| 1833 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_len = HDD_IPA_UC_WLAN_RX_HDR_LEN; |
| 1834 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_ofst_metadata_valid = 0; |
| 1835 | pipe_in.sys.ipa_ep_cfg.hdr.hdr_metadata_reg_valid = 1; |
| 1836 | pipe_in.sys.ipa_ep_cfg.mode.mode = IPA_BASIC; |
| 1837 | pipe_in.sys.client = IPA_CLIENT_WLAN1_PROD; |
| 1838 | pipe_in.sys.desc_fifo_sz = hdd_ctx->config->IpaDescSize + |
| 1839 | sizeof(struct sps_iovec); |
| 1840 | pipe_in.sys.notify = hdd_ipa_w2i_cb; |
| 1841 | if (!hdd_ipa_is_rm_enabled(hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1842 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1843 | "%s: IPA RM DISABLED, IPA AWAKE", __func__); |
| 1844 | pipe_in.sys.keep_ipa_awake = true; |
| 1845 | } |
| 1846 | |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 1847 | pipe_in.u.ul.rdy_ring_base_pa = |
| 1848 | ipa_ctxt->ipa_resource.rx_rdy_ring_base_paddr; |
| 1849 | pipe_in.u.ul.rdy_ring_size = |
| 1850 | ipa_ctxt->ipa_resource.rx_rdy_ring_size; |
| 1851 | pipe_in.u.ul.rdy_ring_rp_pa = |
| 1852 | ipa_ctxt->ipa_resource.rx_proc_done_idx_paddr; |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1853 | HDD_IPA_WDI2_SET(pipe_in, ipa_ctxt); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1854 | ipa_connect_wdi_pipe(&pipe_in, &pipe_out); |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1855 | ipa_ctxt->rx_ready_doorbell_paddr = pipe_out.uc_door_bell_pa; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1856 | ipa_ctxt->rx_pipe_handle = pipe_out.clnt_hdl; |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1857 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO_HIGH, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1858 | "RX : RRBPA 0x%x, RRS %d, PDIPA 0x%x, RDY_DB_PAD 0x%x", |
| 1859 | (unsigned int)pipe_in.u.ul.rdy_ring_base_pa, |
| 1860 | pipe_in.u.ul.rdy_ring_size, |
| 1861 | (unsigned int)pipe_in.u.ul.rdy_ring_rp_pa, |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1862 | (unsigned int)ipa_ctxt->rx_ready_doorbell_paddr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1863 | |
| 1864 | ol_txrx_ipa_uc_set_doorbell_paddr(cds_ctx->pdev_txrx_ctx, |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1865 | ipa_ctxt->tx_comp_doorbell_paddr, |
| 1866 | ipa_ctxt->rx_ready_doorbell_paddr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1867 | |
| 1868 | ol_txrx_ipa_uc_register_op_cb(cds_ctx->pdev_txrx_ctx, |
| 1869 | hdd_ipa_uc_op_event_handler, (void *)hdd_ctx); |
| 1870 | |
| 1871 | for (i = 0; i < HDD_IPA_UC_OPCODE_MAX; i++) { |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 1872 | hdd_ipa_init_uc_op_work(&ipa_ctxt->uc_op_work[i].work, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1873 | hdd_ipa_uc_fw_op_event_handler); |
| 1874 | ipa_ctxt->uc_op_work[i].msg = NULL; |
| 1875 | } |
| 1876 | |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1877 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1878 | } |
| 1879 | |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 1880 | /** |
| 1881 | * hdd_ipa_uc_force_pipe_shutdown() - Force shutdown IPA pipe |
| 1882 | * @hdd_ctx: hdd main context |
| 1883 | * |
| 1884 | * Force shutdown IPA pipe |
| 1885 | * Independent of FW pipe status, IPA pipe shutdonw progress |
| 1886 | * in case, any STA does not leave properly, IPA HW pipe should cleaned up |
| 1887 | * independent from FW pipe status |
| 1888 | * |
| 1889 | * Return: NONE |
| 1890 | */ |
| 1891 | void hdd_ipa_uc_force_pipe_shutdown(hdd_context_t *hdd_ctx) |
| 1892 | { |
| 1893 | struct hdd_ipa_priv *hdd_ipa; |
| 1894 | |
| 1895 | if (!hdd_ipa_is_enabled(hdd_ctx) || !hdd_ctx->hdd_ipa) |
| 1896 | return; |
| 1897 | |
| 1898 | hdd_ipa = (struct hdd_ipa_priv *)hdd_ctx->hdd_ipa; |
| 1899 | if (false == hdd_ipa->ipa_pipes_down) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1900 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 1901 | "IPA pipes are not down yet, force shutdown"); |
| 1902 | hdd_ipa_uc_disable_pipes(hdd_ipa); |
| 1903 | } else { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1904 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 1905 | "IPA pipes are down, do nothing"); |
| 1906 | } |
| 1907 | |
| 1908 | return; |
| 1909 | } |
| 1910 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1911 | /** |
| 1912 | * hdd_ipa_uc_ssr_deinit() - handle ipa deinit for SSR |
| 1913 | * |
| 1914 | * Deinit basic IPA UC host side to be in sync reloaded FW during |
| 1915 | * SSR |
| 1916 | * |
| 1917 | * Return: 0 - Success |
| 1918 | */ |
| 1919 | int hdd_ipa_uc_ssr_deinit(void) |
| 1920 | { |
| 1921 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 1922 | int idx; |
| 1923 | struct hdd_ipa_iface_context *iface_context; |
| 1924 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1925 | if ((!hdd_ipa) || (!hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx))) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1926 | return 0; |
| 1927 | |
| 1928 | /* Clean up HDD IPA interfaces */ |
| 1929 | for (idx = 0; (hdd_ipa->num_iface > 0) && |
| 1930 | (idx < HDD_IPA_MAX_IFACE); idx++) { |
| 1931 | iface_context = &hdd_ipa->iface_context[idx]; |
| 1932 | if (iface_context && iface_context->adapter) |
| 1933 | hdd_ipa_cleanup_iface(iface_context); |
| 1934 | } |
| 1935 | |
| 1936 | /* After SSR, wlan driver reloads FW again. But we need to protect |
| 1937 | * IPA submodule during SSR transient state. So deinit basic IPA |
| 1938 | * UC host side to be in sync with reloaded FW during SSR |
| 1939 | */ |
Yun Park | f7dc8cd | 2015-11-17 15:25:12 -0800 | [diff] [blame] | 1940 | if (!hdd_ipa->ipa_pipes_down) |
| 1941 | hdd_ipa_uc_disable_pipes(hdd_ipa); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1942 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1943 | qdf_mutex_acquire(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1944 | for (idx = 0; idx < WLAN_MAX_STA_COUNT; idx++) { |
| 1945 | hdd_ipa->assoc_stas_map[idx].is_reserved = false; |
| 1946 | hdd_ipa->assoc_stas_map[idx].sta_id = 0xFF; |
| 1947 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 1948 | qdf_mutex_release(&hdd_ipa->ipa_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1949 | |
| 1950 | /* Full IPA driver cleanup not required since wlan driver is now |
| 1951 | * unloaded and reloaded after SSR. |
| 1952 | */ |
| 1953 | return 0; |
| 1954 | } |
| 1955 | |
| 1956 | /** |
| 1957 | * hdd_ipa_uc_ssr_reinit() - handle ipa reinit after SSR |
| 1958 | * |
| 1959 | * Init basic IPA UC host side to be in sync with reloaded FW after |
| 1960 | * SSR to resume IPA UC operations |
| 1961 | * |
| 1962 | * Return: 0 - Success |
| 1963 | */ |
| 1964 | int hdd_ipa_uc_ssr_reinit(void) |
| 1965 | { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1966 | |
| 1967 | /* After SSR is complete, IPA UC can resume operation. But now wlan |
| 1968 | * driver will be unloaded and reloaded, which takes care of IPA cleanup |
| 1969 | * and initialization. This is a placeholder func if IPA has to resume |
| 1970 | * operations without driver reload. |
| 1971 | */ |
| 1972 | return 0; |
| 1973 | } |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1974 | |
| 1975 | /** |
| 1976 | * hdd_ipa_tx_packet_ipa() - send packet to IPA |
| 1977 | * @hdd_ctx: Global HDD context |
| 1978 | * @skb: skb sent to IPA |
| 1979 | * @session_id: send packet instance session id |
| 1980 | * |
| 1981 | * Send TX packet which generated by system to IPA. |
| 1982 | * This routine only will be used for function verification |
| 1983 | * |
| 1984 | * Return: NULL packet sent to IPA properly |
| 1985 | * NULL invalid packet drop |
| 1986 | * skb packet not sent to IPA. legacy data path should handle |
| 1987 | */ |
| 1988 | struct sk_buff *hdd_ipa_tx_packet_ipa(hdd_context_t *hdd_ctx, |
| 1989 | struct sk_buff *skb, uint8_t session_id) |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 1990 | { |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 1991 | struct ipa_header *ipa_header; |
| 1992 | struct frag_header *frag_header; |
| 1993 | |
| 1994 | if (!hdd_ipa_uc_is_enabled(hdd_ctx)) |
| 1995 | return skb; |
| 1996 | |
| 1997 | ipa_header = (struct ipa_header *) skb_push(skb, |
| 1998 | sizeof(struct ipa_header)); |
| 1999 | if (!ipa_header) { |
| 2000 | /* No headroom, legacy */ |
| 2001 | return skb; |
| 2002 | } |
| 2003 | memset(ipa_header, 0, sizeof(*ipa_header)); |
| 2004 | ipa_header->vdev_id = 0; |
| 2005 | |
| 2006 | frag_header = (struct frag_header *) skb_push(skb, |
| 2007 | sizeof(struct frag_header)); |
| 2008 | if (!frag_header) { |
| 2009 | /* No headroom, drop */ |
| 2010 | kfree_skb(skb); |
| 2011 | return NULL; |
| 2012 | } |
| 2013 | memset(frag_header, 0, sizeof(*frag_header)); |
| 2014 | frag_header->length = skb->len - sizeof(struct frag_header) |
| 2015 | - sizeof(struct ipa_header); |
| 2016 | |
| 2017 | ipa_tx_dp(IPA_CLIENT_WLAN1_CONS, skb, NULL); |
| 2018 | return NULL; |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 2019 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2020 | |
| 2021 | /** |
| 2022 | * hdd_ipa_wake_lock_timer_func() - Wake lock work handler |
| 2023 | * @work: scheduled work |
| 2024 | * |
| 2025 | * When IPA resources are released in hdd_ipa_rm_try_release() we do |
| 2026 | * not want to immediately release the wake lock since the system |
| 2027 | * would then potentially try to suspend when there is a healthy data |
| 2028 | * rate. Deferred work is scheduled and this function handles the |
| 2029 | * work. When this function is called, if the IPA resource is still |
| 2030 | * released then we release the wake lock. |
| 2031 | * |
| 2032 | * Return: None |
| 2033 | */ |
| 2034 | static void hdd_ipa_wake_lock_timer_func(struct work_struct *work) |
| 2035 | { |
| 2036 | struct hdd_ipa_priv *hdd_ipa = container_of(to_delayed_work(work), |
| 2037 | struct hdd_ipa_priv, |
| 2038 | wake_lock_work); |
| 2039 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2040 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2041 | |
| 2042 | if (hdd_ipa->rm_state != HDD_IPA_RM_RELEASED) |
| 2043 | goto end; |
| 2044 | |
| 2045 | hdd_ipa->wake_lock_released = true; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2046 | qdf_wake_lock_release(&hdd_ipa->wake_lock, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2047 | WIFI_POWER_EVENT_WAKELOCK_IPA); |
| 2048 | |
| 2049 | end: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2050 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2051 | } |
| 2052 | |
| 2053 | /** |
| 2054 | * hdd_ipa_rm_request() - Request resource from IPA |
| 2055 | * @hdd_ipa: Global HDD IPA context |
| 2056 | * |
| 2057 | * Return: 0 on success, negative errno on error |
| 2058 | */ |
| 2059 | static int hdd_ipa_rm_request(struct hdd_ipa_priv *hdd_ipa) |
| 2060 | { |
| 2061 | int ret = 0; |
| 2062 | |
| 2063 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 2064 | return 0; |
| 2065 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2066 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2067 | |
| 2068 | switch (hdd_ipa->rm_state) { |
| 2069 | case HDD_IPA_RM_GRANTED: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2070 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2071 | return 0; |
| 2072 | case HDD_IPA_RM_GRANT_PENDING: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2073 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2074 | return -EINPROGRESS; |
| 2075 | case HDD_IPA_RM_RELEASED: |
| 2076 | hdd_ipa->rm_state = HDD_IPA_RM_GRANT_PENDING; |
| 2077 | break; |
| 2078 | } |
| 2079 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2080 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2081 | |
| 2082 | ret = ipa_rm_inactivity_timer_request_resource( |
| 2083 | IPA_RM_RESOURCE_WLAN_PROD); |
| 2084 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2085 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2086 | if (ret == 0) { |
| 2087 | hdd_ipa->rm_state = HDD_IPA_RM_GRANTED; |
| 2088 | hdd_ipa->stats.num_rm_grant_imm++; |
| 2089 | } |
| 2090 | |
| 2091 | cancel_delayed_work(&hdd_ipa->wake_lock_work); |
| 2092 | if (hdd_ipa->wake_lock_released) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2093 | qdf_wake_lock_acquire(&hdd_ipa->wake_lock, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2094 | WIFI_POWER_EVENT_WAKELOCK_IPA); |
| 2095 | hdd_ipa->wake_lock_released = false; |
| 2096 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2097 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2098 | |
| 2099 | return ret; |
| 2100 | } |
| 2101 | |
| 2102 | /** |
| 2103 | * hdd_ipa_rm_try_release() - Attempt to release IPA resource |
| 2104 | * @hdd_ipa: Global HDD IPA context |
| 2105 | * |
| 2106 | * Return: 0 if resources released, negative errno otherwise |
| 2107 | */ |
| 2108 | static int hdd_ipa_rm_try_release(struct hdd_ipa_priv *hdd_ipa) |
| 2109 | { |
| 2110 | int ret = 0; |
| 2111 | |
| 2112 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 2113 | return 0; |
| 2114 | |
| 2115 | if (atomic_read(&hdd_ipa->tx_ref_cnt)) |
| 2116 | return -EAGAIN; |
| 2117 | |
| 2118 | spin_lock_bh(&hdd_ipa->q_lock); |
| 2119 | if (!hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx) && |
| 2120 | (hdd_ipa->pending_hw_desc_cnt || hdd_ipa->pend_q_cnt)) { |
| 2121 | spin_unlock_bh(&hdd_ipa->q_lock); |
| 2122 | return -EAGAIN; |
| 2123 | } |
| 2124 | spin_unlock_bh(&hdd_ipa->q_lock); |
| 2125 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2126 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2127 | |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2128 | if (!qdf_nbuf_is_queue_empty(&hdd_ipa->pm_queue_head)) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2129 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2130 | return -EAGAIN; |
| 2131 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2132 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2133 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2134 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2135 | switch (hdd_ipa->rm_state) { |
| 2136 | case HDD_IPA_RM_GRANTED: |
| 2137 | break; |
| 2138 | case HDD_IPA_RM_GRANT_PENDING: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2139 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2140 | return -EINPROGRESS; |
| 2141 | case HDD_IPA_RM_RELEASED: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2142 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2143 | return 0; |
| 2144 | } |
| 2145 | |
| 2146 | /* IPA driver returns immediately so set the state here to avoid any |
| 2147 | * race condition. |
| 2148 | */ |
| 2149 | hdd_ipa->rm_state = HDD_IPA_RM_RELEASED; |
| 2150 | hdd_ipa->stats.num_rm_release++; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2151 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2152 | |
| 2153 | ret = |
| 2154 | ipa_rm_inactivity_timer_release_resource(IPA_RM_RESOURCE_WLAN_PROD); |
| 2155 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2156 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2157 | if (unlikely(ret != 0)) { |
| 2158 | hdd_ipa->rm_state = HDD_IPA_RM_GRANTED; |
| 2159 | WARN_ON(1); |
| 2160 | } |
| 2161 | |
| 2162 | /* |
| 2163 | * If wake_lock is released immediately, kernel would try to suspend |
| 2164 | * immediately as well, Just avoid ping-pong between suspend-resume |
| 2165 | * while there is healthy amount of data transfer going on by |
| 2166 | * releasing the wake_lock after some delay. |
| 2167 | */ |
| 2168 | schedule_delayed_work(&hdd_ipa->wake_lock_work, |
| 2169 | msecs_to_jiffies |
| 2170 | (HDD_IPA_RX_INACTIVITY_MSEC_DELAY)); |
| 2171 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2172 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2173 | |
| 2174 | return ret; |
| 2175 | } |
| 2176 | |
| 2177 | /** |
| 2178 | * hdd_ipa_rm_notify() - IPA resource manager notifier callback |
| 2179 | * @user_data: user data registered with IPA |
| 2180 | * @event: the IPA resource manager event that occurred |
| 2181 | * @data: the data associated with the event |
| 2182 | * |
| 2183 | * Return: None |
| 2184 | */ |
| 2185 | static void hdd_ipa_rm_notify(void *user_data, enum ipa_rm_event event, |
| 2186 | unsigned long data) |
| 2187 | { |
| 2188 | struct hdd_ipa_priv *hdd_ipa = user_data; |
| 2189 | |
| 2190 | if (unlikely(!hdd_ipa)) |
| 2191 | return; |
| 2192 | |
| 2193 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 2194 | return; |
| 2195 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2196 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "Evt: %d", event); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2197 | |
| 2198 | switch (event) { |
| 2199 | case IPA_RM_RESOURCE_GRANTED: |
| 2200 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 2201 | /* RM Notification comes with ISR context |
| 2202 | * it should be serialized into work queue to avoid |
| 2203 | * ISR sleep problem |
| 2204 | */ |
| 2205 | hdd_ipa->uc_rm_work.event = event; |
| 2206 | schedule_work(&hdd_ipa->uc_rm_work.work); |
| 2207 | break; |
| 2208 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2209 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2210 | hdd_ipa->rm_state = HDD_IPA_RM_GRANTED; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2211 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2212 | hdd_ipa->stats.num_rm_grant++; |
| 2213 | break; |
| 2214 | |
| 2215 | case IPA_RM_RESOURCE_RELEASED: |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2216 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "RM Release"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2217 | hdd_ipa->resource_unloading = false; |
| 2218 | break; |
| 2219 | |
| 2220 | default: |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2221 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Unknown RM Evt: %d", event); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2222 | break; |
| 2223 | } |
| 2224 | } |
| 2225 | |
| 2226 | /** |
| 2227 | * hdd_ipa_rm_cons_release() - WLAN consumer resource release handler |
| 2228 | * |
| 2229 | * Callback function registered with IPA that is called when IPA wants |
| 2230 | * to release the WLAN consumer resource |
| 2231 | * |
| 2232 | * Return: 0 if the request is granted, negative errno otherwise |
| 2233 | */ |
| 2234 | static int hdd_ipa_rm_cons_release(void) |
| 2235 | { |
| 2236 | return 0; |
| 2237 | } |
| 2238 | |
| 2239 | /** |
| 2240 | * hdd_ipa_rm_cons_request() - WLAN consumer resource request handler |
| 2241 | * |
| 2242 | * Callback function registered with IPA that is called when IPA wants |
| 2243 | * to access the WLAN consumer resource |
| 2244 | * |
| 2245 | * Return: 0 if the request is granted, negative errno otherwise |
| 2246 | */ |
| 2247 | static int hdd_ipa_rm_cons_request(void) |
| 2248 | { |
Yun Park | 4d8b60a | 2015-10-22 13:59:32 -0700 | [diff] [blame] | 2249 | int ret = 0; |
| 2250 | |
| 2251 | if (ghdd_ipa->resource_loading) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2252 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, |
Yun Park | 4d8b60a | 2015-10-22 13:59:32 -0700 | [diff] [blame] | 2253 | "%s: IPA resource loading in progress", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2254 | __func__); |
| 2255 | ghdd_ipa->pending_cons_req = true; |
Yun Park | 4d8b60a | 2015-10-22 13:59:32 -0700 | [diff] [blame] | 2256 | ret = -EINPROGRESS; |
| 2257 | } else if (ghdd_ipa->resource_unloading) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2258 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, |
Yun Park | 4d8b60a | 2015-10-22 13:59:32 -0700 | [diff] [blame] | 2259 | "%s: IPA resource unloading in progress", |
| 2260 | __func__); |
| 2261 | ghdd_ipa->pending_cons_req = true; |
| 2262 | ret = -EPERM; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2263 | } |
Yun Park | 4d8b60a | 2015-10-22 13:59:32 -0700 | [diff] [blame] | 2264 | |
| 2265 | return ret; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2266 | } |
| 2267 | |
| 2268 | /** |
| 2269 | * hdd_ipa_set_perf_level() - Set IPA performance level |
| 2270 | * @hdd_ctx: Global HDD context |
| 2271 | * @tx_packets: Number of packets transmitted in the last sample period |
| 2272 | * @rx_packets: Number of packets received in the last sample period |
| 2273 | * |
| 2274 | * Return: 0 on success, negative errno on error |
| 2275 | */ |
| 2276 | int hdd_ipa_set_perf_level(hdd_context_t *hdd_ctx, uint64_t tx_packets, |
| 2277 | uint64_t rx_packets) |
| 2278 | { |
| 2279 | uint32_t next_cons_bw, next_prod_bw; |
| 2280 | struct hdd_ipa_priv *hdd_ipa = hdd_ctx->hdd_ipa; |
| 2281 | struct ipa_rm_perf_profile profile; |
| 2282 | int ret; |
| 2283 | |
| 2284 | if ((!hdd_ipa_is_enabled(hdd_ctx)) || |
| 2285 | (!hdd_ipa_is_clk_scaling_enabled(hdd_ctx))) |
| 2286 | return 0; |
| 2287 | |
| 2288 | memset(&profile, 0, sizeof(profile)); |
| 2289 | |
| 2290 | if (tx_packets > (hdd_ctx->config->busBandwidthHighThreshold / 2)) |
| 2291 | next_cons_bw = hdd_ctx->config->IpaHighBandwidthMbps; |
| 2292 | else if (tx_packets > |
| 2293 | (hdd_ctx->config->busBandwidthMediumThreshold / 2)) |
| 2294 | next_cons_bw = hdd_ctx->config->IpaMediumBandwidthMbps; |
| 2295 | else |
| 2296 | next_cons_bw = hdd_ctx->config->IpaLowBandwidthMbps; |
| 2297 | |
| 2298 | if (rx_packets > (hdd_ctx->config->busBandwidthHighThreshold / 2)) |
| 2299 | next_prod_bw = hdd_ctx->config->IpaHighBandwidthMbps; |
| 2300 | else if (rx_packets > |
| 2301 | (hdd_ctx->config->busBandwidthMediumThreshold / 2)) |
| 2302 | next_prod_bw = hdd_ctx->config->IpaMediumBandwidthMbps; |
| 2303 | else |
| 2304 | next_prod_bw = hdd_ctx->config->IpaLowBandwidthMbps; |
| 2305 | |
| 2306 | HDD_IPA_LOG(LOG1, |
| 2307 | "CONS perf curr: %d, next: %d", |
| 2308 | hdd_ipa->curr_cons_bw, next_cons_bw); |
| 2309 | HDD_IPA_LOG(LOG1, |
| 2310 | "PROD perf curr: %d, next: %d", |
| 2311 | hdd_ipa->curr_prod_bw, next_prod_bw); |
| 2312 | |
| 2313 | if (hdd_ipa->curr_cons_bw != next_cons_bw) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2314 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2315 | "Requesting CONS perf curr: %d, next: %d", |
| 2316 | hdd_ipa->curr_cons_bw, next_cons_bw); |
| 2317 | profile.max_supported_bandwidth_mbps = next_cons_bw; |
| 2318 | ret = ipa_rm_set_perf_profile(IPA_RM_RESOURCE_WLAN_CONS, |
| 2319 | &profile); |
| 2320 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2321 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2322 | "RM CONS set perf profile failed: %d", ret); |
| 2323 | |
| 2324 | return ret; |
| 2325 | } |
| 2326 | hdd_ipa->curr_cons_bw = next_cons_bw; |
| 2327 | hdd_ipa->stats.num_cons_perf_req++; |
| 2328 | } |
| 2329 | |
| 2330 | if (hdd_ipa->curr_prod_bw != next_prod_bw) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2331 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2332 | "Requesting PROD perf curr: %d, next: %d", |
| 2333 | hdd_ipa->curr_prod_bw, next_prod_bw); |
| 2334 | profile.max_supported_bandwidth_mbps = next_prod_bw; |
| 2335 | ret = ipa_rm_set_perf_profile(IPA_RM_RESOURCE_WLAN_PROD, |
| 2336 | &profile); |
| 2337 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2338 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2339 | "RM PROD set perf profile failed: %d", ret); |
| 2340 | return ret; |
| 2341 | } |
| 2342 | hdd_ipa->curr_prod_bw = next_prod_bw; |
| 2343 | hdd_ipa->stats.num_prod_perf_req++; |
| 2344 | } |
| 2345 | |
| 2346 | return 0; |
| 2347 | } |
| 2348 | |
| 2349 | /** |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 2350 | * hdd_ipa_init_uc_rm_work - init ipa uc resource manager work |
| 2351 | * @work: struct work_struct |
| 2352 | * @work_handler: work_handler |
| 2353 | * |
| 2354 | * Return: none |
| 2355 | */ |
| 2356 | #ifdef CONFIG_CNSS |
| 2357 | static void hdd_ipa_init_uc_rm_work(struct work_struct *work, |
| 2358 | work_func_t work_handler) |
| 2359 | { |
| 2360 | cnss_init_work(work, work_handler); |
| 2361 | } |
| 2362 | #else |
| 2363 | static void hdd_ipa_init_uc_rm_work(struct work_struct *work, |
| 2364 | work_func_t work_handler) |
| 2365 | { |
| 2366 | INIT_WORK(work, work_handler); |
| 2367 | } |
| 2368 | #endif |
| 2369 | |
| 2370 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2371 | * hdd_ipa_setup_rm() - Setup IPA resource management |
| 2372 | * @hdd_ipa: Global HDD IPA context |
| 2373 | * |
| 2374 | * Return: 0 on success, negative errno on error |
| 2375 | */ |
| 2376 | static int hdd_ipa_setup_rm(struct hdd_ipa_priv *hdd_ipa) |
| 2377 | { |
| 2378 | struct ipa_rm_create_params create_params = { 0 }; |
| 2379 | int ret; |
| 2380 | |
| 2381 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 2382 | return 0; |
| 2383 | |
Rajeev Kumar | 217f217 | 2016-01-06 18:11:55 -0800 | [diff] [blame] | 2384 | hdd_ipa_init_uc_rm_work(&hdd_ipa->uc_rm_work.work, |
| 2385 | hdd_ipa_uc_rm_notify_defer); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2386 | memset(&create_params, 0, sizeof(create_params)); |
| 2387 | create_params.name = IPA_RM_RESOURCE_WLAN_PROD; |
| 2388 | create_params.reg_params.user_data = hdd_ipa; |
| 2389 | create_params.reg_params.notify_cb = hdd_ipa_rm_notify; |
| 2390 | create_params.floor_voltage = IPA_VOLTAGE_SVS; |
| 2391 | |
| 2392 | ret = ipa_rm_create_resource(&create_params); |
| 2393 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2394 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2395 | "Create RM resource failed: %d", ret); |
| 2396 | goto setup_rm_fail; |
| 2397 | } |
| 2398 | |
| 2399 | memset(&create_params, 0, sizeof(create_params)); |
| 2400 | create_params.name = IPA_RM_RESOURCE_WLAN_CONS; |
| 2401 | create_params.request_resource = hdd_ipa_rm_cons_request; |
| 2402 | create_params.release_resource = hdd_ipa_rm_cons_release; |
| 2403 | create_params.floor_voltage = IPA_VOLTAGE_SVS; |
| 2404 | |
| 2405 | ret = ipa_rm_create_resource(&create_params); |
| 2406 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2407 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2408 | "Create RM CONS resource failed: %d", ret); |
| 2409 | goto delete_prod; |
| 2410 | } |
| 2411 | |
| 2412 | ipa_rm_add_dependency(IPA_RM_RESOURCE_WLAN_PROD, |
| 2413 | IPA_RM_RESOURCE_APPS_CONS); |
| 2414 | |
| 2415 | ret = ipa_rm_inactivity_timer_init(IPA_RM_RESOURCE_WLAN_PROD, |
| 2416 | HDD_IPA_RX_INACTIVITY_MSEC_DELAY); |
| 2417 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2418 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Timer init failed: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2419 | ret); |
| 2420 | goto timer_init_failed; |
| 2421 | } |
| 2422 | |
| 2423 | /* Set the lowest bandwidth to start with */ |
| 2424 | ret = hdd_ipa_set_perf_level(hdd_ipa->hdd_ctx, 0, 0); |
| 2425 | |
| 2426 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2427 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2428 | "Set perf level failed: %d", ret); |
| 2429 | goto set_perf_failed; |
| 2430 | } |
| 2431 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2432 | qdf_wake_lock_create(&hdd_ipa->wake_lock, "wlan_ipa"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2433 | #ifdef CONFIG_CNSS |
| 2434 | cnss_init_delayed_work(&hdd_ipa->wake_lock_work, |
| 2435 | hdd_ipa_wake_lock_timer_func); |
| 2436 | #else |
| 2437 | INIT_DELAYED_WORK(&hdd_ipa->wake_lock_work, |
| 2438 | hdd_ipa_wake_lock_timer_func); |
| 2439 | #endif |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2440 | qdf_spinlock_create(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2441 | hdd_ipa->rm_state = HDD_IPA_RM_RELEASED; |
| 2442 | hdd_ipa->wake_lock_released = true; |
| 2443 | atomic_set(&hdd_ipa->tx_ref_cnt, 0); |
| 2444 | |
| 2445 | return ret; |
| 2446 | |
| 2447 | set_perf_failed: |
| 2448 | ipa_rm_inactivity_timer_destroy(IPA_RM_RESOURCE_WLAN_PROD); |
| 2449 | |
| 2450 | timer_init_failed: |
| 2451 | ipa_rm_delete_resource(IPA_RM_RESOURCE_WLAN_CONS); |
| 2452 | |
| 2453 | delete_prod: |
| 2454 | ipa_rm_delete_resource(IPA_RM_RESOURCE_WLAN_PROD); |
| 2455 | |
| 2456 | setup_rm_fail: |
| 2457 | return ret; |
| 2458 | } |
| 2459 | |
| 2460 | /** |
| 2461 | * hdd_ipa_destroy_rm_resource() - Destroy IPA resources |
| 2462 | * @hdd_ipa: Global HDD IPA context |
| 2463 | * |
| 2464 | * Destroys all resources associated with the IPA resource manager |
| 2465 | * |
| 2466 | * Return: None |
| 2467 | */ |
| 2468 | static void hdd_ipa_destroy_rm_resource(struct hdd_ipa_priv *hdd_ipa) |
| 2469 | { |
| 2470 | int ret; |
| 2471 | |
| 2472 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 2473 | return; |
| 2474 | |
| 2475 | cancel_delayed_work_sync(&hdd_ipa->wake_lock_work); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2476 | qdf_wake_lock_destroy(&hdd_ipa->wake_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2477 | |
| 2478 | #ifdef WLAN_OPEN_SOURCE |
| 2479 | cancel_work_sync(&hdd_ipa->uc_rm_work.work); |
| 2480 | #endif |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2481 | qdf_spinlock_destroy(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2482 | |
| 2483 | ipa_rm_inactivity_timer_destroy(IPA_RM_RESOURCE_WLAN_PROD); |
| 2484 | |
| 2485 | ret = ipa_rm_delete_resource(IPA_RM_RESOURCE_WLAN_PROD); |
| 2486 | if (ret) |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2487 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2488 | "RM PROD resource delete failed %d", ret); |
| 2489 | |
| 2490 | ret = ipa_rm_delete_resource(IPA_RM_RESOURCE_WLAN_CONS); |
| 2491 | if (ret) |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2492 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2493 | "RM CONS resource delete failed %d", ret); |
| 2494 | } |
| 2495 | |
| 2496 | /** |
| 2497 | * hdd_ipa_send_skb_to_network() - Send skb to kernel |
| 2498 | * @skb: network buffer |
| 2499 | * @adapter: network adapter |
| 2500 | * |
| 2501 | * Called when a network buffer is received which should not be routed |
| 2502 | * to the IPA module. |
| 2503 | * |
| 2504 | * Return: None |
| 2505 | */ |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2506 | static void hdd_ipa_send_skb_to_network(qdf_nbuf_t skb, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2507 | hdd_adapter_t *adapter) |
| 2508 | { |
| 2509 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 2510 | unsigned int cpu_index; |
| 2511 | |
| 2512 | if (!adapter || adapter->magic != WLAN_HDD_ADAPTER_MAGIC) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2513 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO_LOW, "Invalid adapter: 0x%p", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2514 | adapter); |
| 2515 | HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa); |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2516 | qdf_nbuf_free(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2517 | return; |
| 2518 | } |
| 2519 | |
Prashanth Bhatta | 9e14305 | 2015-12-04 11:56:47 -0800 | [diff] [blame] | 2520 | if (cds_is_driver_unloading()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2521 | HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa); |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2522 | qdf_nbuf_free(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2523 | return; |
| 2524 | } |
| 2525 | |
| 2526 | skb->destructor = hdd_ipa_uc_rt_debug_destructor; |
| 2527 | skb->dev = adapter->dev; |
| 2528 | skb->protocol = eth_type_trans(skb, skb->dev); |
| 2529 | skb->ip_summed = CHECKSUM_NONE; |
| 2530 | |
| 2531 | cpu_index = wlan_hdd_get_cpu(); |
| 2532 | |
| 2533 | ++adapter->hdd_stats.hddTxRxStats.rxPackets[cpu_index]; |
| 2534 | if (netif_rx_ni(skb) == NET_RX_SUCCESS) |
| 2535 | ++adapter->hdd_stats.hddTxRxStats.rxDelivered[cpu_index]; |
| 2536 | else |
| 2537 | ++adapter->hdd_stats.hddTxRxStats.rxRefused[cpu_index]; |
| 2538 | |
| 2539 | HDD_IPA_INCREASE_NET_SEND_COUNT(hdd_ipa); |
| 2540 | adapter->dev->last_rx = jiffies; |
| 2541 | } |
| 2542 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2543 | /** |
| 2544 | * hdd_ipa_w2i_cb() - WLAN to IPA callback handler |
| 2545 | * @priv: pointer to private data registered with IPA (we register a |
| 2546 | * pointer to the global IPA context) |
| 2547 | * @evt: the IPA event which triggered the callback |
| 2548 | * @data: data associated with the event |
| 2549 | * |
| 2550 | * Return: None |
| 2551 | */ |
| 2552 | static void hdd_ipa_w2i_cb(void *priv, enum ipa_dp_evt_type evt, |
| 2553 | unsigned long data) |
| 2554 | { |
| 2555 | struct hdd_ipa_priv *hdd_ipa = NULL; |
| 2556 | hdd_adapter_t *adapter = NULL; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2557 | qdf_nbuf_t skb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2558 | uint8_t iface_id; |
| 2559 | uint8_t session_id; |
| 2560 | struct hdd_ipa_iface_context *iface_context; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2561 | qdf_nbuf_t copy; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2562 | uint8_t fw_desc; |
| 2563 | int ret; |
| 2564 | |
| 2565 | hdd_ipa = (struct hdd_ipa_priv *)priv; |
| 2566 | |
| 2567 | switch (evt) { |
| 2568 | case IPA_RECEIVE: |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2569 | skb = (qdf_nbuf_t) data; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2570 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 2571 | session_id = (uint8_t)skb->cb[0]; |
| 2572 | iface_id = vdev_to_iface[session_id]; |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2573 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO_HIGH, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2574 | "IPA_RECEIVE: session_id=%u, iface_id=%u", |
| 2575 | session_id, iface_id); |
| 2576 | } else { |
| 2577 | iface_id = HDD_IPA_GET_IFACE_ID(skb->data); |
| 2578 | } |
| 2579 | |
| 2580 | if (iface_id >= HDD_IPA_MAX_IFACE) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2581 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2582 | "IPA_RECEIVE: Invalid iface_id: %u", |
| 2583 | iface_id); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2584 | HDD_IPA_DBG_DUMP(QDF_TRACE_LEVEL_INFO_HIGH, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2585 | "w2i -- skb", skb->data, 8); |
| 2586 | HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa); |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2587 | qdf_nbuf_free(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2588 | return; |
| 2589 | } |
| 2590 | |
| 2591 | iface_context = &hdd_ipa->iface_context[iface_id]; |
| 2592 | adapter = iface_context->adapter; |
| 2593 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2594 | HDD_IPA_DBG_DUMP(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2595 | "w2i -- skb", skb->data, 8); |
| 2596 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 2597 | hdd_ipa->stats.num_rx_excep++; |
| 2598 | skb_pull(skb, HDD_IPA_UC_WLAN_CLD_HDR_LEN); |
| 2599 | } else { |
| 2600 | skb_pull(skb, HDD_IPA_WLAN_CLD_HDR_LEN); |
| 2601 | } |
| 2602 | |
| 2603 | iface_context->stats.num_rx_ipa_excep++; |
| 2604 | |
| 2605 | /* Disable to forward Intra-BSS Rx packets when |
| 2606 | * ap_isolate=1 in hostapd.conf |
| 2607 | */ |
| 2608 | if (adapter->sessionCtx.ap.apDisableIntraBssFwd) { |
| 2609 | /* |
| 2610 | * When INTRA_BSS_FWD_OFFLOAD is enabled, FW will send |
| 2611 | * all Rx packets to IPA uC, which need to be forwarded |
| 2612 | * to other interface. |
| 2613 | * And, IPA driver will send back to WLAN host driver |
| 2614 | * through exception pipe with fw_desc field set by FW. |
| 2615 | * Here we are checking fw_desc field for FORWARD bit |
| 2616 | * set, and forward to Tx. Then copy to kernel stack |
| 2617 | * only when DISCARD bit is not set. |
| 2618 | */ |
| 2619 | fw_desc = (uint8_t)skb->cb[1]; |
| 2620 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 2621 | if (fw_desc & HDD_IPA_FW_RX_DESC_FORWARD_M) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2622 | HDD_IPA_LOG( |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2623 | QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2624 | "Forward packet to Tx (fw_desc=%d)", |
| 2625 | fw_desc); |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2626 | copy = qdf_nbuf_copy(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2627 | if (copy) { |
| 2628 | hdd_ipa->ipa_tx_forward++; |
| 2629 | ret = hdd_softap_hard_start_xmit( |
| 2630 | (struct sk_buff *)copy, |
| 2631 | adapter->dev); |
| 2632 | if (ret) { |
| 2633 | HDD_IPA_LOG( |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2634 | QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2635 | "Forward packet tx fail"); |
| 2636 | hdd_ipa->stats. |
| 2637 | num_tx_bcmc_err++; |
| 2638 | } else { |
| 2639 | hdd_ipa->stats.num_tx_bcmc++; |
| 2640 | } |
| 2641 | } |
| 2642 | } |
Mahesh Kumar Kalikot Veetil | 221dc67 | 2015-11-06 14:27:28 -0800 | [diff] [blame] | 2643 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 2644 | if (fw_desc & HDD_IPA_FW_RX_DESC_DISCARD_M) { |
Mahesh Kumar Kalikot Veetil | 221dc67 | 2015-11-06 14:27:28 -0800 | [diff] [blame] | 2645 | HDD_IPA_INCREASE_INTERNAL_DROP_COUNT(hdd_ipa); |
| 2646 | hdd_ipa->ipa_rx_discard++; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2647 | qdf_nbuf_free(skb); |
Mahesh Kumar Kalikot Veetil | 221dc67 | 2015-11-06 14:27:28 -0800 | [diff] [blame] | 2648 | break; |
| 2649 | } |
| 2650 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2651 | } else { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2652 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO_HIGH, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2653 | "Intra-BSS FWD is disabled-skip forward to Tx"); |
| 2654 | } |
| 2655 | |
| 2656 | hdd_ipa_send_skb_to_network(skb, adapter); |
| 2657 | break; |
| 2658 | |
| 2659 | default: |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2660 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2661 | "w2i cb wrong event: 0x%x", evt); |
| 2662 | return; |
| 2663 | } |
| 2664 | } |
| 2665 | |
| 2666 | /** |
| 2667 | * hdd_ipa_nbuf_cb() - IPA TX complete callback |
| 2668 | * @skb: packet buffer which was transmitted |
| 2669 | * |
| 2670 | * Return: None |
| 2671 | */ |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2672 | void hdd_ipa_nbuf_cb(qdf_nbuf_t skb) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2673 | { |
| 2674 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 2675 | |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2676 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "%p", |
| 2677 | wlan_hdd_stub_priv_to_addr(QDF_NBUF_CB_TX_IPA_PRIV(skb))); |
Houston Hoffman | 43d47fa | 2016-02-24 16:34:30 -0800 | [diff] [blame] | 2678 | /* FIXME: This is broken; PRIV_DATA is now 31 bits */ |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2679 | ipa_free_skb((struct ipa_rx_data *) |
| 2680 | wlan_hdd_stub_priv_to_addr(QDF_NBUF_CB_TX_IPA_PRIV(skb))); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2681 | |
| 2682 | hdd_ipa->stats.num_tx_comp_cnt++; |
| 2683 | |
| 2684 | atomic_dec(&hdd_ipa->tx_ref_cnt); |
| 2685 | |
| 2686 | hdd_ipa_rm_try_release(hdd_ipa); |
| 2687 | } |
| 2688 | |
| 2689 | /** |
| 2690 | * hdd_ipa_send_pkt_to_tl() - Send an IPA packet to TL |
| 2691 | * @iface_context: interface-specific IPA context |
| 2692 | * @ipa_tx_desc: packet data descriptor |
| 2693 | * |
| 2694 | * Return: None |
| 2695 | */ |
| 2696 | static void hdd_ipa_send_pkt_to_tl( |
| 2697 | struct hdd_ipa_iface_context *iface_context, |
| 2698 | struct ipa_rx_data *ipa_tx_desc) |
| 2699 | { |
| 2700 | struct hdd_ipa_priv *hdd_ipa = iface_context->hdd_ipa; |
| 2701 | uint8_t interface_id; |
| 2702 | hdd_adapter_t *adapter = NULL; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2703 | qdf_nbuf_t skb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2704 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2705 | qdf_spin_lock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2706 | adapter = iface_context->adapter; |
| 2707 | if (!adapter) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2708 | HDD_IPA_LOG(QDF_TRACE_LEVEL_WARN, "Interface Down"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2709 | ipa_free_skb(ipa_tx_desc); |
| 2710 | iface_context->stats.num_tx_drop++; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2711 | qdf_spin_unlock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2712 | hdd_ipa_rm_try_release(hdd_ipa); |
| 2713 | return; |
| 2714 | } |
| 2715 | |
| 2716 | /* |
| 2717 | * During CAC period, data packets shouldn't be sent over the air so |
| 2718 | * drop all the packets here |
| 2719 | */ |
| 2720 | if (WLAN_HDD_GET_AP_CTX_PTR(adapter)->dfs_cac_block_tx) { |
| 2721 | ipa_free_skb(ipa_tx_desc); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2722 | qdf_spin_unlock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2723 | iface_context->stats.num_tx_cac_drop++; |
| 2724 | hdd_ipa_rm_try_release(hdd_ipa); |
| 2725 | return; |
| 2726 | } |
| 2727 | |
| 2728 | interface_id = adapter->sessionId; |
| 2729 | ++adapter->stats.tx_packets; |
| 2730 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2731 | qdf_spin_unlock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2732 | |
| 2733 | skb = ipa_tx_desc->skb; |
| 2734 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2735 | qdf_mem_set(skb->cb, sizeof(skb->cb), 0); |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2736 | qdf_nbuf_ipa_owned_set(skb); |
Houston Hoffman | 43d47fa | 2016-02-24 16:34:30 -0800 | [diff] [blame] | 2737 | /* FIXME: This is broken. No such field in cb any more: |
| 2738 | NBUF_CALLBACK_FN(skb) = hdd_ipa_nbuf_cb; */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2739 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) { |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2740 | qdf_nbuf_mapped_paddr_set(skb, |
Houston Hoffman | 43d47fa | 2016-02-24 16:34:30 -0800 | [diff] [blame] | 2741 | ipa_tx_desc->dma_addr |
| 2742 | + HDD_IPA_WLAN_FRAG_HEADER |
| 2743 | + HDD_IPA_WLAN_IPA_HEADER); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2744 | ipa_tx_desc->skb->len -= |
| 2745 | HDD_IPA_WLAN_FRAG_HEADER + HDD_IPA_WLAN_IPA_HEADER; |
| 2746 | } else |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2747 | qdf_nbuf_mapped_paddr_set(skb, ipa_tx_desc->dma_addr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2748 | |
Houston Hoffman | 43d47fa | 2016-02-24 16:34:30 -0800 | [diff] [blame] | 2749 | /* FIXME: This is broken: priv_data is 31 bits */ |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2750 | qdf_nbuf_ipa_priv_set(skb, wlan_hdd_stub_addr_to_priv(ipa_tx_desc)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2751 | |
| 2752 | adapter->stats.tx_bytes += ipa_tx_desc->skb->len; |
| 2753 | |
| 2754 | skb = ol_tx_send_ipa_data_frame(iface_context->tl_context, |
| 2755 | ipa_tx_desc->skb); |
| 2756 | if (skb) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2757 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, "TLSHIM tx fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2758 | ipa_free_skb(ipa_tx_desc); |
| 2759 | iface_context->stats.num_tx_err++; |
| 2760 | hdd_ipa_rm_try_release(hdd_ipa); |
| 2761 | return; |
| 2762 | } |
| 2763 | |
| 2764 | atomic_inc(&hdd_ipa->tx_ref_cnt); |
| 2765 | |
| 2766 | iface_context->stats.num_tx++; |
| 2767 | |
| 2768 | } |
| 2769 | |
| 2770 | /** |
| 2771 | * hdd_ipa_pm_send_pkt_to_tl() - Send queued packets to TL |
| 2772 | * @work: pointer to the scheduled work |
| 2773 | * |
| 2774 | * Called during PM resume to send packets to TL which were queued |
| 2775 | * while host was in the process of suspending. |
| 2776 | * |
| 2777 | * Return: None |
| 2778 | */ |
| 2779 | static void hdd_ipa_pm_send_pkt_to_tl(struct work_struct *work) |
| 2780 | { |
| 2781 | struct hdd_ipa_priv *hdd_ipa = container_of(work, |
| 2782 | struct hdd_ipa_priv, |
| 2783 | pm_work); |
| 2784 | struct hdd_ipa_pm_tx_cb *pm_tx_cb = NULL; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2785 | qdf_nbuf_t skb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2786 | uint32_t dequeued = 0; |
| 2787 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2788 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2789 | |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2790 | while (((skb = qdf_nbuf_queue_remove(&hdd_ipa->pm_queue_head)) |
| 2791 | != NULL)) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2792 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2793 | |
| 2794 | pm_tx_cb = (struct hdd_ipa_pm_tx_cb *)skb->cb; |
| 2795 | |
| 2796 | dequeued++; |
| 2797 | |
| 2798 | hdd_ipa_send_pkt_to_tl(pm_tx_cb->iface_context, |
| 2799 | pm_tx_cb->ipa_tx_desc); |
| 2800 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2801 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2802 | } |
| 2803 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2804 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2805 | |
| 2806 | hdd_ipa->stats.num_tx_dequeued += dequeued; |
| 2807 | if (dequeued > hdd_ipa->stats.num_max_pm_queue) |
| 2808 | hdd_ipa->stats.num_max_pm_queue = dequeued; |
| 2809 | } |
| 2810 | |
| 2811 | /** |
| 2812 | * hdd_ipa_i2w_cb() - IPA to WLAN callback |
| 2813 | * @priv: pointer to private data registered with IPA (we register a |
| 2814 | * pointer to the interface-specific IPA context) |
| 2815 | * @evt: the IPA event which triggered the callback |
| 2816 | * @data: data associated with the event |
| 2817 | * |
| 2818 | * Return: None |
| 2819 | */ |
| 2820 | static void hdd_ipa_i2w_cb(void *priv, enum ipa_dp_evt_type evt, |
| 2821 | unsigned long data) |
| 2822 | { |
| 2823 | struct hdd_ipa_priv *hdd_ipa = NULL; |
| 2824 | struct ipa_rx_data *ipa_tx_desc; |
| 2825 | struct hdd_ipa_iface_context *iface_context; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2826 | qdf_nbuf_t skb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2827 | struct hdd_ipa_pm_tx_cb *pm_tx_cb = NULL; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2828 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2829 | |
Mukul Sharma | 81661ae | 2015-10-30 20:26:02 +0530 | [diff] [blame] | 2830 | iface_context = (struct hdd_ipa_iface_context *)priv; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2831 | if (evt != IPA_RECEIVE) { |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2832 | skb = (qdf_nbuf_t) data; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2833 | dev_kfree_skb_any(skb); |
| 2834 | iface_context->stats.num_tx_drop++; |
| 2835 | return; |
| 2836 | } |
| 2837 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2838 | ipa_tx_desc = (struct ipa_rx_data *)data; |
| 2839 | |
| 2840 | hdd_ipa = iface_context->hdd_ipa; |
| 2841 | |
| 2842 | /* |
| 2843 | * When SSR is going on or driver is unloading, just drop the packets. |
| 2844 | * During SSR, there is no use in queueing the packets as STA has to |
| 2845 | * connect back any way |
| 2846 | */ |
| 2847 | status = wlan_hdd_validate_context(hdd_ipa->hdd_ctx); |
| 2848 | if (0 != status) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2849 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "HDD context is not valid"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2850 | ipa_free_skb(ipa_tx_desc); |
| 2851 | iface_context->stats.num_tx_drop++; |
| 2852 | return; |
| 2853 | } |
| 2854 | |
| 2855 | skb = ipa_tx_desc->skb; |
| 2856 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 2857 | HDD_IPA_DBG_DUMP(QDF_TRACE_LEVEL_DEBUG, "i2w", skb->data, 8); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2858 | |
| 2859 | /* |
| 2860 | * If PROD resource is not requested here then there may be cases where |
| 2861 | * IPA hardware may be clocked down because of not having proper |
| 2862 | * dependency graph between WLAN CONS and modem PROD pipes. Adding the |
| 2863 | * workaround to request PROD resource while data is going over CONS |
| 2864 | * pipe to prevent the IPA hardware clockdown. |
| 2865 | */ |
| 2866 | hdd_ipa_rm_request(hdd_ipa); |
| 2867 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2868 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2869 | /* |
| 2870 | * If host is still suspended then queue the packets and these will be |
| 2871 | * drained later when resume completes. When packet is arrived here and |
| 2872 | * host is suspended, this means that there is already resume is in |
| 2873 | * progress. |
| 2874 | */ |
| 2875 | if (hdd_ipa->suspended) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2876 | qdf_mem_set(skb->cb, sizeof(skb->cb), 0); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2877 | pm_tx_cb = (struct hdd_ipa_pm_tx_cb *)skb->cb; |
| 2878 | pm_tx_cb->iface_context = iface_context; |
| 2879 | pm_tx_cb->ipa_tx_desc = ipa_tx_desc; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 2880 | qdf_nbuf_queue_add(&hdd_ipa->pm_queue_head, skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2881 | hdd_ipa->stats.num_tx_queued++; |
| 2882 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2883 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2884 | return; |
| 2885 | } |
| 2886 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2887 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2888 | |
| 2889 | /* |
| 2890 | * If we are here means, host is not suspended, wait for the work queue |
| 2891 | * to finish. |
| 2892 | */ |
| 2893 | #ifdef WLAN_OPEN_SOURCE |
| 2894 | flush_work(&hdd_ipa->pm_work); |
| 2895 | #endif |
| 2896 | |
| 2897 | return hdd_ipa_send_pkt_to_tl(iface_context, ipa_tx_desc); |
| 2898 | } |
| 2899 | |
| 2900 | /** |
| 2901 | * hdd_ipa_suspend() - Suspend IPA |
| 2902 | * @hdd_ctx: Global HDD context |
| 2903 | * |
| 2904 | * Return: 0 on success, negativer errno on error |
| 2905 | */ |
| 2906 | int hdd_ipa_suspend(hdd_context_t *hdd_ctx) |
| 2907 | { |
| 2908 | struct hdd_ipa_priv *hdd_ipa = hdd_ctx->hdd_ipa; |
| 2909 | |
| 2910 | if (!hdd_ipa_is_enabled(hdd_ctx)) |
| 2911 | return 0; |
| 2912 | |
| 2913 | /* |
| 2914 | * Check if IPA is ready for suspend, If we are here means, there is |
| 2915 | * high chance that suspend would go through but just to avoid any race |
| 2916 | * condition after suspend started, these checks are conducted before |
| 2917 | * allowing to suspend. |
| 2918 | */ |
| 2919 | if (atomic_read(&hdd_ipa->tx_ref_cnt)) |
| 2920 | return -EAGAIN; |
| 2921 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2922 | qdf_spin_lock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2923 | |
| 2924 | if (hdd_ipa->rm_state != HDD_IPA_RM_RELEASED) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2925 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2926 | return -EAGAIN; |
| 2927 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2928 | qdf_spin_unlock_bh(&hdd_ipa->rm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2929 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2930 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2931 | hdd_ipa->suspended = true; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2932 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2933 | |
| 2934 | return 0; |
| 2935 | } |
| 2936 | |
| 2937 | /** |
| 2938 | * hdd_ipa_resume() - Resume IPA following suspend |
| 2939 | * hdd_ctx: Global HDD context |
| 2940 | * |
| 2941 | * Return: 0 on success, negative errno on error |
| 2942 | */ |
| 2943 | int hdd_ipa_resume(hdd_context_t *hdd_ctx) |
| 2944 | { |
| 2945 | struct hdd_ipa_priv *hdd_ipa = hdd_ctx->hdd_ipa; |
| 2946 | |
| 2947 | if (!hdd_ipa_is_enabled(hdd_ctx)) |
| 2948 | return 0; |
| 2949 | |
| 2950 | schedule_work(&hdd_ipa->pm_work); |
| 2951 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2952 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2953 | hdd_ipa->suspended = false; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 2954 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2955 | |
| 2956 | return 0; |
| 2957 | } |
| 2958 | |
| 2959 | /** |
| 2960 | * hdd_ipa_setup_sys_pipe() - Setup all IPA Sys pipes |
| 2961 | * @hdd_ipa: Global HDD IPA context |
| 2962 | * |
| 2963 | * Return: 0 on success, negative errno on error |
| 2964 | */ |
| 2965 | static int hdd_ipa_setup_sys_pipe(struct hdd_ipa_priv *hdd_ipa) |
| 2966 | { |
| 2967 | int i, ret = 0; |
| 2968 | struct ipa_sys_connect_params *ipa; |
| 2969 | uint32_t desc_fifo_sz; |
| 2970 | |
| 2971 | /* The maximum number of descriptors that can be provided to a BAM at |
| 2972 | * once is one less than the total number of descriptors that the buffer |
| 2973 | * can contain. |
| 2974 | * If max_num_of_descriptors = (BAM_PIPE_DESCRIPTOR_FIFO_SIZE / sizeof |
| 2975 | * (SPS_DESCRIPTOR)), then (max_num_of_descriptors - 1) descriptors can |
| 2976 | * be provided at once. |
| 2977 | * Because of above requirement, one extra descriptor will be added to |
| 2978 | * make sure hardware always has one descriptor. |
| 2979 | */ |
| 2980 | desc_fifo_sz = hdd_ipa->hdd_ctx->config->IpaDescSize |
| 2981 | + sizeof(struct sps_iovec); |
| 2982 | |
| 2983 | /*setup TX pipes */ |
| 2984 | for (i = 0; i < HDD_IPA_MAX_IFACE; i++) { |
| 2985 | ipa = &hdd_ipa->sys_pipe[i].ipa_sys_params; |
| 2986 | |
| 2987 | ipa->client = hdd_ipa_adapter_2_client[i].cons_client; |
| 2988 | ipa->desc_fifo_sz = desc_fifo_sz; |
| 2989 | ipa->priv = &hdd_ipa->iface_context[i]; |
| 2990 | ipa->notify = hdd_ipa_i2w_cb; |
| 2991 | |
| 2992 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) { |
| 2993 | ipa->ipa_ep_cfg.hdr.hdr_len = |
| 2994 | HDD_IPA_UC_WLAN_TX_HDR_LEN; |
| 2995 | ipa->ipa_ep_cfg.nat.nat_en = IPA_BYPASS_NAT; |
| 2996 | ipa->ipa_ep_cfg.hdr.hdr_ofst_pkt_size_valid = 1; |
| 2997 | ipa->ipa_ep_cfg.hdr.hdr_ofst_pkt_size = 0; |
| 2998 | ipa->ipa_ep_cfg.hdr.hdr_additional_const_len = |
| 2999 | HDD_IPA_UC_WLAN_8023_HDR_SIZE; |
| 3000 | ipa->ipa_ep_cfg.hdr_ext.hdr_little_endian = true; |
| 3001 | } else { |
| 3002 | ipa->ipa_ep_cfg.hdr.hdr_len = HDD_IPA_WLAN_TX_HDR_LEN; |
| 3003 | } |
| 3004 | ipa->ipa_ep_cfg.mode.mode = IPA_BASIC; |
| 3005 | |
| 3006 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 3007 | ipa->keep_ipa_awake = 1; |
| 3008 | |
| 3009 | ret = ipa_setup_sys_pipe(ipa, &(hdd_ipa->sys_pipe[i].conn_hdl)); |
| 3010 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3011 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Failed for pipe %d" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3012 | " ret: %d", i, ret); |
| 3013 | goto setup_sys_pipe_fail; |
| 3014 | } |
| 3015 | hdd_ipa->sys_pipe[i].conn_hdl_valid = 1; |
| 3016 | } |
| 3017 | |
| 3018 | if (!hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) { |
| 3019 | /* |
| 3020 | * Hard code it here, this can be extended if in case |
| 3021 | * PROD pipe is also per interface. |
| 3022 | * Right now there is no advantage of doing this. |
| 3023 | */ |
| 3024 | hdd_ipa->prod_client = IPA_CLIENT_WLAN1_PROD; |
| 3025 | |
| 3026 | ipa = &hdd_ipa->sys_pipe[HDD_IPA_RX_PIPE].ipa_sys_params; |
| 3027 | |
| 3028 | ipa->client = hdd_ipa->prod_client; |
| 3029 | |
| 3030 | ipa->desc_fifo_sz = desc_fifo_sz; |
| 3031 | ipa->priv = hdd_ipa; |
| 3032 | ipa->notify = hdd_ipa_w2i_cb; |
| 3033 | |
| 3034 | ipa->ipa_ep_cfg.nat.nat_en = IPA_BYPASS_NAT; |
| 3035 | ipa->ipa_ep_cfg.hdr.hdr_len = HDD_IPA_WLAN_RX_HDR_LEN; |
| 3036 | ipa->ipa_ep_cfg.hdr.hdr_ofst_metadata_valid = 1; |
| 3037 | ipa->ipa_ep_cfg.mode.mode = IPA_BASIC; |
| 3038 | |
| 3039 | if (!hdd_ipa_is_rm_enabled(hdd_ipa->hdd_ctx)) |
| 3040 | ipa->keep_ipa_awake = 1; |
| 3041 | |
| 3042 | ret = ipa_setup_sys_pipe(ipa, &(hdd_ipa->sys_pipe[i].conn_hdl)); |
| 3043 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3044 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3045 | "Failed for RX pipe: %d", ret); |
| 3046 | goto setup_sys_pipe_fail; |
| 3047 | } |
| 3048 | hdd_ipa->sys_pipe[HDD_IPA_RX_PIPE].conn_hdl_valid = 1; |
| 3049 | } |
| 3050 | |
| 3051 | return ret; |
| 3052 | |
| 3053 | setup_sys_pipe_fail: |
| 3054 | |
| 3055 | while (--i >= 0) { |
| 3056 | ipa_teardown_sys_pipe(hdd_ipa->sys_pipe[i].conn_hdl); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3057 | qdf_mem_zero(&hdd_ipa->sys_pipe[i], |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3058 | sizeof(struct hdd_ipa_sys_pipe)); |
| 3059 | } |
| 3060 | |
| 3061 | return ret; |
| 3062 | } |
| 3063 | |
| 3064 | /** |
| 3065 | * hdd_ipa_teardown_sys_pipe() - Tear down all IPA Sys pipes |
| 3066 | * @hdd_ipa: Global HDD IPA context |
| 3067 | * |
| 3068 | * Return: None |
| 3069 | */ |
| 3070 | static void hdd_ipa_teardown_sys_pipe(struct hdd_ipa_priv *hdd_ipa) |
| 3071 | { |
| 3072 | int ret = 0, i; |
| 3073 | for (i = 0; i < HDD_IPA_MAX_SYSBAM_PIPE; i++) { |
| 3074 | if (hdd_ipa->sys_pipe[i].conn_hdl_valid) { |
| 3075 | ret = |
| 3076 | ipa_teardown_sys_pipe(hdd_ipa->sys_pipe[i]. |
| 3077 | conn_hdl); |
| 3078 | if (ret) |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3079 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Failed: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3080 | ret); |
| 3081 | |
| 3082 | hdd_ipa->sys_pipe[i].conn_hdl_valid = 0; |
| 3083 | } |
| 3084 | } |
| 3085 | } |
| 3086 | |
| 3087 | /** |
| 3088 | * hdd_ipa_register_interface() - register IPA interface |
| 3089 | * @hdd_ipa: Global IPA context |
| 3090 | * @iface_context: Per-interface IPA context |
| 3091 | * |
| 3092 | * Return: 0 on success, negative errno on error |
| 3093 | */ |
| 3094 | static int hdd_ipa_register_interface(struct hdd_ipa_priv *hdd_ipa, |
| 3095 | struct hdd_ipa_iface_context |
| 3096 | *iface_context) |
| 3097 | { |
| 3098 | struct ipa_tx_intf tx_intf; |
| 3099 | struct ipa_rx_intf rx_intf; |
| 3100 | struct ipa_ioc_tx_intf_prop *tx_prop = NULL; |
| 3101 | struct ipa_ioc_rx_intf_prop *rx_prop = NULL; |
| 3102 | char *ifname = iface_context->adapter->dev->name; |
| 3103 | |
| 3104 | char ipv4_hdr_name[IPA_RESOURCE_NAME_MAX]; |
| 3105 | char ipv6_hdr_name[IPA_RESOURCE_NAME_MAX]; |
| 3106 | |
| 3107 | int num_prop = 1; |
| 3108 | int ret = 0; |
| 3109 | |
| 3110 | if (hdd_ipa_is_ipv6_enabled(hdd_ipa->hdd_ctx)) |
| 3111 | num_prop++; |
| 3112 | |
| 3113 | /* Allocate TX properties for TOS categories, 1 each for IPv4 & IPv6 */ |
| 3114 | tx_prop = |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3115 | qdf_mem_malloc(sizeof(struct ipa_ioc_tx_intf_prop) * num_prop); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3116 | if (!tx_prop) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3117 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "tx_prop allocation failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3118 | goto register_interface_fail; |
| 3119 | } |
| 3120 | |
| 3121 | /* Allocate RX properties, 1 each for IPv4 & IPv6 */ |
| 3122 | rx_prop = |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3123 | qdf_mem_malloc(sizeof(struct ipa_ioc_rx_intf_prop) * num_prop); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3124 | if (!rx_prop) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3125 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "rx_prop allocation failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3126 | goto register_interface_fail; |
| 3127 | } |
| 3128 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3129 | qdf_mem_zero(&tx_intf, sizeof(tx_intf)); |
| 3130 | qdf_mem_zero(&rx_intf, sizeof(rx_intf)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3131 | |
| 3132 | snprintf(ipv4_hdr_name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 3133 | ifname, HDD_IPA_IPV4_NAME_EXT); |
| 3134 | snprintf(ipv6_hdr_name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 3135 | ifname, HDD_IPA_IPV6_NAME_EXT); |
| 3136 | |
| 3137 | rx_prop[IPA_IP_v4].ip = IPA_IP_v4; |
| 3138 | rx_prop[IPA_IP_v4].src_pipe = iface_context->prod_client; |
| 3139 | rx_prop[IPA_IP_v4].hdr_l2_type = IPA_HDR_L2_ETHERNET_II; |
| 3140 | rx_prop[IPA_IP_v4].attrib.attrib_mask = IPA_FLT_META_DATA; |
| 3141 | |
| 3142 | /* |
| 3143 | * Interface ID is 3rd byte in the CLD header. Add the meta data and |
| 3144 | * mask to identify the interface in IPA hardware |
| 3145 | */ |
| 3146 | rx_prop[IPA_IP_v4].attrib.meta_data = |
| 3147 | htonl(iface_context->adapter->sessionId << 16); |
| 3148 | rx_prop[IPA_IP_v4].attrib.meta_data_mask = htonl(0x00FF0000); |
| 3149 | |
| 3150 | rx_intf.num_props++; |
| 3151 | if (hdd_ipa_is_ipv6_enabled(hdd_ipa->hdd_ctx)) { |
| 3152 | rx_prop[IPA_IP_v6].ip = IPA_IP_v6; |
| 3153 | rx_prop[IPA_IP_v6].src_pipe = iface_context->prod_client; |
| 3154 | rx_prop[IPA_IP_v6].hdr_l2_type = IPA_HDR_L2_ETHERNET_II; |
| 3155 | rx_prop[IPA_IP_v4].attrib.attrib_mask = IPA_FLT_META_DATA; |
| 3156 | rx_prop[IPA_IP_v4].attrib.meta_data = |
| 3157 | htonl(iface_context->adapter->sessionId << 16); |
| 3158 | rx_prop[IPA_IP_v4].attrib.meta_data_mask = htonl(0x00FF0000); |
| 3159 | |
| 3160 | rx_intf.num_props++; |
| 3161 | } |
| 3162 | |
| 3163 | tx_prop[IPA_IP_v4].ip = IPA_IP_v4; |
| 3164 | tx_prop[IPA_IP_v4].hdr_l2_type = IPA_HDR_L2_ETHERNET_II; |
| 3165 | tx_prop[IPA_IP_v4].dst_pipe = IPA_CLIENT_WLAN1_CONS; |
| 3166 | tx_prop[IPA_IP_v4].alt_dst_pipe = iface_context->cons_client; |
| 3167 | strlcpy(tx_prop[IPA_IP_v4].hdr_name, ipv4_hdr_name, |
| 3168 | IPA_RESOURCE_NAME_MAX); |
| 3169 | tx_intf.num_props++; |
| 3170 | |
| 3171 | if (hdd_ipa_is_ipv6_enabled(hdd_ipa->hdd_ctx)) { |
| 3172 | tx_prop[IPA_IP_v6].ip = IPA_IP_v6; |
| 3173 | tx_prop[IPA_IP_v6].hdr_l2_type = IPA_HDR_L2_ETHERNET_II; |
| 3174 | tx_prop[IPA_IP_v6].dst_pipe = IPA_CLIENT_WLAN1_CONS; |
| 3175 | tx_prop[IPA_IP_v6].alt_dst_pipe = iface_context->cons_client; |
| 3176 | strlcpy(tx_prop[IPA_IP_v6].hdr_name, ipv6_hdr_name, |
| 3177 | IPA_RESOURCE_NAME_MAX); |
| 3178 | tx_intf.num_props++; |
| 3179 | } |
| 3180 | |
| 3181 | tx_intf.prop = tx_prop; |
| 3182 | rx_intf.prop = rx_prop; |
| 3183 | |
| 3184 | /* Call the ipa api to register interface */ |
| 3185 | ret = ipa_register_intf(ifname, &tx_intf, &rx_intf); |
| 3186 | |
| 3187 | register_interface_fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3188 | qdf_mem_free(tx_prop); |
| 3189 | qdf_mem_free(rx_prop); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3190 | return ret; |
| 3191 | } |
| 3192 | |
| 3193 | /** |
| 3194 | * hdd_remove_ipa_header() - Remove a specific header from IPA |
| 3195 | * @name: Name of the header to be removed |
| 3196 | * |
| 3197 | * Return: None |
| 3198 | */ |
| 3199 | static void hdd_ipa_remove_header(char *name) |
| 3200 | { |
| 3201 | struct ipa_ioc_get_hdr hdrlookup; |
| 3202 | int ret = 0, len; |
| 3203 | struct ipa_ioc_del_hdr *ipa_hdr; |
| 3204 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3205 | qdf_mem_zero(&hdrlookup, sizeof(hdrlookup)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3206 | strlcpy(hdrlookup.name, name, sizeof(hdrlookup.name)); |
| 3207 | ret = ipa_get_hdr(&hdrlookup); |
| 3208 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3209 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "Hdr deleted already %s, %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3210 | name, ret); |
| 3211 | return; |
| 3212 | } |
| 3213 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3214 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "hdl: 0x%x", hdrlookup.hdl); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3215 | 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] | 3216 | ipa_hdr = (struct ipa_ioc_del_hdr *)qdf_mem_malloc(len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3217 | if (ipa_hdr == NULL) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3218 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "ipa_hdr allocation failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3219 | return; |
| 3220 | } |
| 3221 | ipa_hdr->num_hdls = 1; |
| 3222 | ipa_hdr->commit = 0; |
| 3223 | ipa_hdr->hdl[0].hdl = hdrlookup.hdl; |
| 3224 | ipa_hdr->hdl[0].status = -1; |
| 3225 | ret = ipa_del_hdr(ipa_hdr); |
| 3226 | if (ret != 0) |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3227 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "Delete header failed: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3228 | ret); |
| 3229 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3230 | qdf_mem_free(ipa_hdr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3231 | } |
| 3232 | |
| 3233 | /** |
| 3234 | * hdd_ipa_add_header_info() - Add IPA header for a given interface |
| 3235 | * @hdd_ipa: Global HDD IPA context |
| 3236 | * @iface_context: Interface-specific HDD IPA context |
| 3237 | * @mac_addr: Interface MAC address |
| 3238 | * |
| 3239 | * Return: 0 on success, negativer errno value on error |
| 3240 | */ |
| 3241 | static int hdd_ipa_add_header_info(struct hdd_ipa_priv *hdd_ipa, |
| 3242 | struct hdd_ipa_iface_context *iface_context, |
| 3243 | uint8_t *mac_addr) |
| 3244 | { |
| 3245 | hdd_adapter_t *adapter = iface_context->adapter; |
| 3246 | char *ifname; |
| 3247 | struct ipa_ioc_add_hdr *ipa_hdr = NULL; |
| 3248 | int ret = -EINVAL; |
| 3249 | struct hdd_ipa_tx_hdr *tx_hdr = NULL; |
| 3250 | struct hdd_ipa_uc_tx_hdr *uc_tx_hdr = NULL; |
| 3251 | |
| 3252 | ifname = adapter->dev->name; |
| 3253 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3254 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "Add Partial hdr: %s, %pM", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3255 | ifname, mac_addr); |
| 3256 | |
| 3257 | /* dynamically allocate the memory to add the hdrs */ |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3258 | ipa_hdr = qdf_mem_malloc(sizeof(struct ipa_ioc_add_hdr) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3259 | + sizeof(struct ipa_hdr_add)); |
| 3260 | if (!ipa_hdr) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3261 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3262 | "%s: ipa_hdr allocation failed", ifname); |
| 3263 | ret = -ENOMEM; |
| 3264 | goto end; |
| 3265 | } |
| 3266 | |
| 3267 | ipa_hdr->commit = 0; |
| 3268 | ipa_hdr->num_hdrs = 1; |
| 3269 | |
| 3270 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 3271 | uc_tx_hdr = (struct hdd_ipa_uc_tx_hdr *)ipa_hdr->hdr[0].hdr; |
| 3272 | memcpy(uc_tx_hdr, &ipa_uc_tx_hdr, HDD_IPA_UC_WLAN_TX_HDR_LEN); |
| 3273 | memcpy(uc_tx_hdr->eth.h_source, mac_addr, ETH_ALEN); |
| 3274 | uc_tx_hdr->ipa_hd.vdev_id = iface_context->adapter->sessionId; |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3275 | HDD_IPA_LOG(QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3276 | "ifname=%s, vdev_id=%d", |
| 3277 | ifname, uc_tx_hdr->ipa_hd.vdev_id); |
| 3278 | snprintf(ipa_hdr->hdr[0].name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 3279 | ifname, HDD_IPA_IPV4_NAME_EXT); |
| 3280 | ipa_hdr->hdr[0].hdr_len = HDD_IPA_UC_WLAN_TX_HDR_LEN; |
| 3281 | ipa_hdr->hdr[0].type = IPA_HDR_L2_ETHERNET_II; |
| 3282 | ipa_hdr->hdr[0].is_partial = 1; |
| 3283 | ipa_hdr->hdr[0].hdr_hdl = 0; |
| 3284 | ipa_hdr->hdr[0].is_eth2_ofst_valid = 1; |
| 3285 | ipa_hdr->hdr[0].eth2_ofst = HDD_IPA_UC_WLAN_HDR_DES_MAC_OFFSET; |
| 3286 | |
| 3287 | ret = ipa_add_hdr(ipa_hdr); |
| 3288 | } else { |
| 3289 | tx_hdr = (struct hdd_ipa_tx_hdr *)ipa_hdr->hdr[0].hdr; |
| 3290 | |
| 3291 | /* Set the Source MAC */ |
| 3292 | memcpy(tx_hdr, &ipa_tx_hdr, HDD_IPA_WLAN_TX_HDR_LEN); |
| 3293 | memcpy(tx_hdr->eth.h_source, mac_addr, ETH_ALEN); |
| 3294 | |
| 3295 | snprintf(ipa_hdr->hdr[0].name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 3296 | ifname, HDD_IPA_IPV4_NAME_EXT); |
| 3297 | ipa_hdr->hdr[0].hdr_len = HDD_IPA_WLAN_TX_HDR_LEN; |
| 3298 | ipa_hdr->hdr[0].is_partial = 1; |
| 3299 | ipa_hdr->hdr[0].hdr_hdl = 0; |
| 3300 | ipa_hdr->hdr[0].is_eth2_ofst_valid = 1; |
| 3301 | ipa_hdr->hdr[0].eth2_ofst = HDD_IPA_WLAN_HDR_DES_MAC_OFFSET; |
| 3302 | |
| 3303 | /* Set the type to IPV4 in the header */ |
| 3304 | tx_hdr->llc_snap.eth_type = cpu_to_be16(ETH_P_IP); |
| 3305 | |
| 3306 | ret = ipa_add_hdr(ipa_hdr); |
| 3307 | } |
| 3308 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3309 | 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] | 3310 | ifname, ret); |
| 3311 | goto end; |
| 3312 | } |
| 3313 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3314 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s: IPv4 hdr_hdl: 0x%x", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3315 | ipa_hdr->hdr[0].name, ipa_hdr->hdr[0].hdr_hdl); |
| 3316 | |
| 3317 | if (hdd_ipa_is_ipv6_enabled(hdd_ipa->hdd_ctx)) { |
| 3318 | snprintf(ipa_hdr->hdr[0].name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 3319 | ifname, HDD_IPA_IPV6_NAME_EXT); |
| 3320 | |
| 3321 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 3322 | uc_tx_hdr = |
| 3323 | (struct hdd_ipa_uc_tx_hdr *)ipa_hdr->hdr[0].hdr; |
| 3324 | uc_tx_hdr->eth.h_proto = cpu_to_be16(ETH_P_IPV6); |
| 3325 | } else { |
| 3326 | /* Set the type to IPV6 in the header */ |
| 3327 | tx_hdr = (struct hdd_ipa_tx_hdr *)ipa_hdr->hdr[0].hdr; |
| 3328 | tx_hdr->llc_snap.eth_type = cpu_to_be16(ETH_P_IPV6); |
| 3329 | } |
| 3330 | |
| 3331 | ret = ipa_add_hdr(ipa_hdr); |
| 3332 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3333 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3334 | "%s: IPv6 add hdr failed: %d", ifname, ret); |
| 3335 | goto clean_ipv4_hdr; |
| 3336 | } |
| 3337 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3338 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s: IPv6 hdr_hdl: 0x%x", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3339 | ipa_hdr->hdr[0].name, ipa_hdr->hdr[0].hdr_hdl); |
| 3340 | } |
| 3341 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3342 | qdf_mem_free(ipa_hdr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3343 | |
| 3344 | return ret; |
| 3345 | |
| 3346 | clean_ipv4_hdr: |
| 3347 | snprintf(ipa_hdr->hdr[0].name, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 3348 | ifname, HDD_IPA_IPV4_NAME_EXT); |
| 3349 | hdd_ipa_remove_header(ipa_hdr->hdr[0].name); |
| 3350 | end: |
| 3351 | if (ipa_hdr) |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3352 | qdf_mem_free(ipa_hdr); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3353 | |
| 3354 | return ret; |
| 3355 | } |
| 3356 | |
| 3357 | /** |
| 3358 | * hdd_ipa_clean_hdr() - Cleanup IPA on a given adapter |
| 3359 | * @adapter: Adapter upon which IPA was previously configured |
| 3360 | * |
| 3361 | * Return: None |
| 3362 | */ |
| 3363 | static void hdd_ipa_clean_hdr(hdd_adapter_t *adapter) |
| 3364 | { |
| 3365 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 3366 | int ret; |
| 3367 | char name_ipa[IPA_RESOURCE_NAME_MAX]; |
| 3368 | |
| 3369 | /* Remove the headers */ |
| 3370 | snprintf(name_ipa, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 3371 | adapter->dev->name, HDD_IPA_IPV4_NAME_EXT); |
| 3372 | hdd_ipa_remove_header(name_ipa); |
| 3373 | |
| 3374 | if (hdd_ipa_is_ipv6_enabled(hdd_ipa->hdd_ctx)) { |
| 3375 | snprintf(name_ipa, IPA_RESOURCE_NAME_MAX, "%s%s", |
| 3376 | adapter->dev->name, HDD_IPA_IPV6_NAME_EXT); |
| 3377 | hdd_ipa_remove_header(name_ipa); |
| 3378 | } |
| 3379 | /* unregister the interface with IPA */ |
| 3380 | ret = ipa_deregister_intf(adapter->dev->name); |
| 3381 | if (ret) |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3382 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3383 | "%s: ipa_deregister_intf fail: %d", |
| 3384 | adapter->dev->name, ret); |
| 3385 | } |
| 3386 | |
| 3387 | /** |
| 3388 | * hdd_ipa_cleanup_iface() - Cleanup IPA on a given interface |
| 3389 | * @iface_context: interface-specific IPA context |
| 3390 | * |
| 3391 | * Return: None |
| 3392 | */ |
| 3393 | static void hdd_ipa_cleanup_iface(struct hdd_ipa_iface_context *iface_context) |
| 3394 | { |
| 3395 | if (iface_context == NULL) |
| 3396 | return; |
| 3397 | |
| 3398 | hdd_ipa_clean_hdr(iface_context->adapter); |
| 3399 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3400 | qdf_spin_lock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3401 | iface_context->adapter->ipa_context = NULL; |
| 3402 | iface_context->adapter = NULL; |
| 3403 | iface_context->tl_context = NULL; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3404 | qdf_spin_unlock_bh(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3405 | iface_context->ifa_address = 0; |
| 3406 | if (!iface_context->hdd_ipa->num_iface) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3407 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3408 | "NUM INTF 0, Invalid"); |
Anurag Chouhan | df2b268 | 2016-02-29 14:15:27 +0530 | [diff] [blame] | 3409 | QDF_ASSERT(0); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3410 | } |
| 3411 | iface_context->hdd_ipa->num_iface--; |
| 3412 | } |
| 3413 | |
| 3414 | /** |
| 3415 | * hdd_ipa_setup_iface() - Setup IPA on a given interface |
| 3416 | * @hdd_ipa: HDD IPA global context |
| 3417 | * @adapter: Interface upon which IPA is being setup |
| 3418 | * @sta_id: Station ID of the API instance |
| 3419 | * |
| 3420 | * Return: 0 on success, negative errno value on error |
| 3421 | */ |
| 3422 | static int hdd_ipa_setup_iface(struct hdd_ipa_priv *hdd_ipa, |
| 3423 | hdd_adapter_t *adapter, uint8_t sta_id) |
| 3424 | { |
| 3425 | struct hdd_ipa_iface_context *iface_context = NULL; |
| 3426 | void *tl_context = NULL; |
| 3427 | int i, ret = 0; |
| 3428 | |
| 3429 | /* Lower layer may send multiple START_BSS_EVENT in DFS mode or during |
| 3430 | * channel change indication. Since these indications are sent by lower |
| 3431 | * layer as SAP updates and IPA doesn't have to do anything for these |
| 3432 | * updates so ignoring! |
| 3433 | */ |
| 3434 | if (WLAN_HDD_SOFTAP == adapter->device_mode && adapter->ipa_context) |
| 3435 | return 0; |
| 3436 | |
| 3437 | for (i = 0; i < HDD_IPA_MAX_IFACE; i++) { |
| 3438 | if (hdd_ipa->iface_context[i].adapter == NULL) { |
| 3439 | iface_context = &(hdd_ipa->iface_context[i]); |
| 3440 | break; |
| 3441 | } |
| 3442 | } |
| 3443 | |
| 3444 | if (iface_context == NULL) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3445 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3446 | "All the IPA interfaces are in use"); |
| 3447 | ret = -ENOMEM; |
| 3448 | goto end; |
| 3449 | } |
| 3450 | |
| 3451 | adapter->ipa_context = iface_context; |
| 3452 | iface_context->adapter = adapter; |
| 3453 | iface_context->sta_id = sta_id; |
| 3454 | tl_context = ol_txrx_get_vdev_by_sta_id(sta_id); |
| 3455 | |
| 3456 | if (tl_context == NULL) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3457 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3458 | "Not able to get TL context sta_id: %d", sta_id); |
| 3459 | ret = -EINVAL; |
| 3460 | goto end; |
| 3461 | } |
| 3462 | |
| 3463 | iface_context->tl_context = tl_context; |
| 3464 | |
| 3465 | ret = hdd_ipa_add_header_info(hdd_ipa, iface_context, |
| 3466 | adapter->dev->dev_addr); |
| 3467 | |
| 3468 | if (ret) |
| 3469 | goto end; |
| 3470 | |
| 3471 | /* Configure the TX and RX pipes filter rules */ |
| 3472 | ret = hdd_ipa_register_interface(hdd_ipa, iface_context); |
| 3473 | if (ret) |
| 3474 | goto cleanup_header; |
| 3475 | |
| 3476 | hdd_ipa->num_iface++; |
| 3477 | return ret; |
| 3478 | |
| 3479 | cleanup_header: |
| 3480 | |
| 3481 | hdd_ipa_clean_hdr(adapter); |
| 3482 | end: |
| 3483 | if (iface_context) |
| 3484 | hdd_ipa_cleanup_iface(iface_context); |
| 3485 | return ret; |
| 3486 | } |
| 3487 | |
| 3488 | /** |
| 3489 | * hdd_ipa_msg_free_fn() - Free an IPA message |
| 3490 | * @buff: pointer to the IPA message |
| 3491 | * @len: length of the IPA message |
| 3492 | * @type: type of IPA message |
| 3493 | * |
| 3494 | * Return: None |
| 3495 | */ |
| 3496 | static void hdd_ipa_msg_free_fn(void *buff, uint32_t len, uint32_t type) |
| 3497 | { |
| 3498 | hddLog(LOG1, "msg type:%d, len:%d", type, len); |
| 3499 | ghdd_ipa->stats.num_free_msg++; |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3500 | qdf_mem_free(buff); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3501 | } |
| 3502 | |
| 3503 | /** |
| 3504 | * hdd_ipa_send_mcc_scc_msg() - send IPA WLAN_SWITCH_TO_MCC/SCC message |
| 3505 | * @mcc_mode: 0=MCC/1=SCC |
| 3506 | * |
| 3507 | * Return: 0 on success, negative errno value on error |
| 3508 | */ |
| 3509 | int hdd_ipa_send_mcc_scc_msg(hdd_context_t *pHddCtx, bool mcc_mode) |
| 3510 | { |
| 3511 | hdd_adapter_list_node_t *adapter_node = NULL, *next = NULL; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3512 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3513 | hdd_adapter_t *pAdapter; |
| 3514 | struct ipa_msg_meta meta; |
| 3515 | struct ipa_wlan_msg *msg; |
| 3516 | int ret; |
| 3517 | |
| 3518 | if (!hdd_ipa_uc_sta_is_enabled(pHddCtx)) |
| 3519 | return -EINVAL; |
| 3520 | |
| 3521 | if (!pHddCtx->mcc_mode) { |
| 3522 | /* Flush TxRx queue for each adapter before switch to SCC */ |
| 3523 | status = hdd_get_front_adapter(pHddCtx, &adapter_node); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3524 | while (NULL != adapter_node && QDF_STATUS_SUCCESS == status) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3525 | pAdapter = adapter_node->pAdapter; |
| 3526 | if (pAdapter->device_mode == WLAN_HDD_INFRA_STATION || |
| 3527 | pAdapter->device_mode == WLAN_HDD_SOFTAP) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3528 | hddLog(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3529 | "MCC->SCC: Flush TxRx queue(d_mode=%d)", |
| 3530 | pAdapter->device_mode); |
| 3531 | hdd_deinit_tx_rx(pAdapter); |
| 3532 | } |
| 3533 | status = hdd_get_next_adapter( |
| 3534 | pHddCtx, adapter_node, &next); |
| 3535 | adapter_node = next; |
| 3536 | } |
| 3537 | } |
| 3538 | |
| 3539 | /* Send SCC/MCC Switching event to IPA */ |
| 3540 | meta.msg_len = sizeof(*msg); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3541 | msg = qdf_mem_malloc(meta.msg_len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3542 | if (msg == NULL) { |
| 3543 | hddLog(LOGE, "msg allocation failed"); |
| 3544 | return -ENOMEM; |
| 3545 | } |
| 3546 | |
| 3547 | meta.msg_type = mcc_mode ? |
| 3548 | WLAN_SWITCH_TO_MCC : WLAN_SWITCH_TO_SCC; |
| 3549 | hddLog(LOG1, "ipa_send_msg(Evt:%d)", meta.msg_type); |
| 3550 | |
| 3551 | ret = ipa_send_msg(&meta, msg, hdd_ipa_msg_free_fn); |
| 3552 | |
| 3553 | if (ret) { |
| 3554 | hddLog(LOGE, "ipa_send_msg(Evt:%d) - fail=%d", |
| 3555 | meta.msg_type, ret); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3556 | qdf_mem_free(msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3557 | } |
| 3558 | |
| 3559 | return ret; |
| 3560 | } |
| 3561 | |
| 3562 | /** |
| 3563 | * hdd_ipa_wlan_event_to_str() - convert IPA WLAN event to string |
| 3564 | * @event: IPA WLAN event to be converted to a string |
| 3565 | * |
| 3566 | * Return: ASCII string representing the IPA WLAN event |
| 3567 | */ |
| 3568 | static inline char *hdd_ipa_wlan_event_to_str(enum ipa_wlan_event event) |
| 3569 | { |
| 3570 | switch (event) { |
| 3571 | case WLAN_CLIENT_CONNECT: |
| 3572 | return "WLAN_CLIENT_CONNECT"; |
| 3573 | case WLAN_CLIENT_DISCONNECT: |
| 3574 | return "WLAN_CLIENT_DISCONNECT"; |
| 3575 | case WLAN_CLIENT_POWER_SAVE_MODE: |
| 3576 | return "WLAN_CLIENT_POWER_SAVE_MODE"; |
| 3577 | case WLAN_CLIENT_NORMAL_MODE: |
| 3578 | return "WLAN_CLIENT_NORMAL_MODE"; |
| 3579 | case SW_ROUTING_ENABLE: |
| 3580 | return "SW_ROUTING_ENABLE"; |
| 3581 | case SW_ROUTING_DISABLE: |
| 3582 | return "SW_ROUTING_DISABLE"; |
| 3583 | case WLAN_AP_CONNECT: |
| 3584 | return "WLAN_AP_CONNECT"; |
| 3585 | case WLAN_AP_DISCONNECT: |
| 3586 | return "WLAN_AP_DISCONNECT"; |
| 3587 | case WLAN_STA_CONNECT: |
| 3588 | return "WLAN_STA_CONNECT"; |
| 3589 | case WLAN_STA_DISCONNECT: |
| 3590 | return "WLAN_STA_DISCONNECT"; |
| 3591 | case WLAN_CLIENT_CONNECT_EX: |
| 3592 | return "WLAN_CLIENT_CONNECT_EX"; |
| 3593 | |
| 3594 | case IPA_WLAN_EVENT_MAX: |
| 3595 | default: |
| 3596 | return "UNKNOWN"; |
| 3597 | } |
| 3598 | } |
| 3599 | |
| 3600 | /** |
| 3601 | * hdd_ipa_wlan_evt() - IPA event handler |
| 3602 | * @adapter: adapter upon which the event was received |
| 3603 | * @sta_id: station id for the event |
| 3604 | * @type: the event type |
| 3605 | * @mac_address: MAC address associated with the event |
| 3606 | * |
| 3607 | * Return: 0 on success, negative errno value on error |
| 3608 | */ |
| 3609 | int hdd_ipa_wlan_evt(hdd_adapter_t *adapter, uint8_t sta_id, |
| 3610 | enum ipa_wlan_event type, uint8_t *mac_addr) |
| 3611 | { |
| 3612 | struct hdd_ipa_priv *hdd_ipa = ghdd_ipa; |
| 3613 | struct ipa_msg_meta meta; |
| 3614 | struct ipa_wlan_msg *msg; |
| 3615 | struct ipa_wlan_msg_ex *msg_ex = NULL; |
| 3616 | int ret; |
| 3617 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3618 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s: %s evt, MAC: %pM sta_id: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3619 | adapter->dev->name, hdd_ipa_wlan_event_to_str(type), |
| 3620 | mac_addr, sta_id); |
| 3621 | |
| 3622 | if (type >= IPA_WLAN_EVENT_MAX) |
| 3623 | return -EINVAL; |
| 3624 | |
| 3625 | if (WARN_ON(is_zero_ether_addr(mac_addr))) |
| 3626 | return -EINVAL; |
| 3627 | |
| 3628 | if (!hdd_ipa || !hdd_ipa_is_enabled(hdd_ipa->hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3629 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "IPA OFFLOAD NOT ENABLED"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3630 | return -EINVAL; |
| 3631 | } |
| 3632 | |
| 3633 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx) && |
| 3634 | !hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx) && |
| 3635 | (WLAN_HDD_SOFTAP != adapter->device_mode)) { |
| 3636 | return 0; |
| 3637 | } |
| 3638 | |
| 3639 | /* |
| 3640 | * During IPA UC resource loading/unloading new events can be issued. |
| 3641 | * Store the events separately and handle them later. |
| 3642 | */ |
| 3643 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx) && |
| 3644 | ((hdd_ipa->resource_loading) || |
| 3645 | (hdd_ipa->resource_unloading))) { |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 3646 | unsigned int pending_event_count; |
| 3647 | struct ipa_uc_pending_event *pending_event = NULL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3648 | |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 3649 | hdd_err("IPA resource %s inprogress", |
| 3650 | hdd_ipa->resource_loading ? "load":"unload"); |
| 3651 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3652 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 3653 | |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 3654 | pending_event_count = qdf_list_size(&hdd_ipa->pending_event); |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 3655 | if (pending_event_count >= HDD_IPA_MAX_PENDING_EVENT_COUNT) { |
| 3656 | hdd_notice("Reached max pending event count"); |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 3657 | qdf_list_remove_front(&hdd_ipa->pending_event, |
| 3658 | (qdf_list_node_t **)&pending_event); |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 3659 | } else { |
| 3660 | pending_event = |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3661 | (struct ipa_uc_pending_event *)qdf_mem_malloc( |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 3662 | sizeof(struct ipa_uc_pending_event)); |
| 3663 | } |
| 3664 | |
| 3665 | if (!pending_event) { |
| 3666 | hdd_err("Pending event memory alloc fail"); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3667 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3668 | return -ENOMEM; |
| 3669 | } |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 3670 | |
| 3671 | pending_event->adapter = adapter; |
| 3672 | pending_event->sta_id = sta_id; |
| 3673 | pending_event->type = type; |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3674 | qdf_mem_copy(pending_event->mac_addr, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3675 | mac_addr, |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3676 | QDF_MAC_ADDR_SIZE); |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 3677 | qdf_list_insert_back(&hdd_ipa->pending_event, |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 3678 | &pending_event->node); |
| 3679 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3680 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3681 | return 0; |
| 3682 | } |
| 3683 | |
| 3684 | hdd_ipa->stats.event[type]++; |
| 3685 | |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 3686 | meta.msg_type = type; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3687 | switch (type) { |
| 3688 | case WLAN_STA_CONNECT: |
| 3689 | /* STA already connected and without disconnect, connect again |
| 3690 | * This is Roaming scenario |
| 3691 | */ |
| 3692 | if (hdd_ipa->sta_connected) |
| 3693 | hdd_ipa_cleanup_iface(adapter->ipa_context); |
| 3694 | |
| 3695 | if ((hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) && |
| 3696 | (!hdd_ipa->sta_connected)) |
| 3697 | hdd_ipa_uc_offload_enable_disable(adapter, |
| 3698 | SIR_STA_RX_DATA_OFFLOAD, 1); |
| 3699 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3700 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3701 | |
| 3702 | if (!hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3703 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3704 | "%s: Evt: %d, IPA UC OFFLOAD NOT ENABLED", |
| 3705 | msg_ex->name, meta.msg_type); |
| 3706 | } else if ((!hdd_ipa->sap_num_connected_sta) && |
| 3707 | (!hdd_ipa->sta_connected)) { |
| 3708 | /* Enable IPA UC TX PIPE when STA connected */ |
| 3709 | ret = hdd_ipa_uc_handle_first_con(hdd_ipa); |
Yun Park | 4cab6ee | 2015-10-27 11:43:40 -0700 | [diff] [blame] | 3710 | if (ret) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3711 | qdf_mutex_release(&hdd_ipa->event_lock); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3712 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3713 | "handle 1st con ret %d", ret); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3714 | hdd_ipa_uc_offload_enable_disable(adapter, |
| 3715 | SIR_STA_RX_DATA_OFFLOAD, 0); |
| 3716 | goto end; |
| 3717 | } |
| 3718 | } |
| 3719 | ret = hdd_ipa_setup_iface(hdd_ipa, adapter, sta_id); |
| 3720 | if (ret) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3721 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3722 | hdd_ipa_uc_offload_enable_disable(adapter, |
| 3723 | SIR_STA_RX_DATA_OFFLOAD, 0); |
| 3724 | goto end; |
| 3725 | |
| 3726 | #ifdef IPA_UC_OFFLOAD |
| 3727 | vdev_to_iface[adapter->sessionId] = |
| 3728 | ((struct hdd_ipa_iface_context *) |
| 3729 | (adapter->ipa_context))->iface_id; |
| 3730 | #endif /* IPA_UC_OFFLOAD */ |
| 3731 | } |
| 3732 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3733 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3734 | |
| 3735 | hdd_ipa->sta_connected = 1; |
| 3736 | break; |
| 3737 | |
| 3738 | case WLAN_AP_CONNECT: |
| 3739 | /* For DFS channel we get two start_bss event (before and after |
| 3740 | * CAC). Also when ACS range includes both DFS and non DFS |
| 3741 | * channels, we could possibly change channel many times due to |
| 3742 | * RADAR detection and chosen channel may not be a DFS channels. |
| 3743 | * So dont return error here. Just discard the event. |
| 3744 | */ |
| 3745 | if (adapter->ipa_context) |
| 3746 | return 0; |
| 3747 | |
| 3748 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 3749 | hdd_ipa_uc_offload_enable_disable(adapter, |
| 3750 | SIR_AP_RX_DATA_OFFLOAD, 1); |
| 3751 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3752 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3753 | ret = hdd_ipa_setup_iface(hdd_ipa, adapter, sta_id); |
| 3754 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3755 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3756 | "%s: Evt: %d, Interface setup failed", |
| 3757 | msg_ex->name, meta.msg_type); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3758 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3759 | goto end; |
| 3760 | |
| 3761 | #ifdef IPA_UC_OFFLOAD |
| 3762 | vdev_to_iface[adapter->sessionId] = |
| 3763 | ((struct hdd_ipa_iface_context *) |
| 3764 | (adapter->ipa_context))->iface_id; |
| 3765 | #endif /* IPA_UC_OFFLOAD */ |
| 3766 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3767 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3768 | break; |
| 3769 | |
| 3770 | case WLAN_STA_DISCONNECT: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3771 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3772 | hdd_ipa_cleanup_iface(adapter->ipa_context); |
| 3773 | |
| 3774 | if (!hdd_ipa->sta_connected) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3775 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3776 | "%s: Evt: %d, STA already disconnected", |
| 3777 | msg_ex->name, meta.msg_type); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3778 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3779 | return -EINVAL; |
| 3780 | } |
| 3781 | hdd_ipa->sta_connected = 0; |
| 3782 | if (!hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3783 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3784 | "%s: IPA UC OFFLOAD NOT ENABLED", |
| 3785 | msg_ex->name); |
| 3786 | } else { |
| 3787 | /* Disable IPA UC TX PIPE when STA disconnected */ |
| 3788 | if ((!hdd_ipa->sap_num_connected_sta) || |
| 3789 | ((!hdd_ipa->num_iface) && |
| 3790 | (HDD_IPA_UC_NUM_WDI_PIPE == |
| 3791 | hdd_ipa->activated_fw_pipe))) { |
| 3792 | hdd_ipa_uc_handle_last_discon(hdd_ipa); |
| 3793 | } |
| 3794 | } |
| 3795 | |
| 3796 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) { |
| 3797 | hdd_ipa_uc_offload_enable_disable(adapter, |
| 3798 | SIR_STA_RX_DATA_OFFLOAD, 0); |
| 3799 | vdev_to_iface[adapter->sessionId] = HDD_IPA_MAX_IFACE; |
| 3800 | } |
| 3801 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3802 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3803 | break; |
| 3804 | |
| 3805 | case WLAN_AP_DISCONNECT: |
| 3806 | if (!adapter->ipa_context) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3807 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3808 | "%s: Evt: %d, SAP already disconnected", |
| 3809 | msg_ex->name, meta.msg_type); |
| 3810 | return -EINVAL; |
| 3811 | } |
| 3812 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3813 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3814 | hdd_ipa_cleanup_iface(adapter->ipa_context); |
| 3815 | if ((!hdd_ipa->num_iface) && |
| 3816 | (HDD_IPA_UC_NUM_WDI_PIPE == |
| 3817 | hdd_ipa->activated_fw_pipe)) { |
Prashanth Bhatta | 9e14305 | 2015-12-04 11:56:47 -0800 | [diff] [blame] | 3818 | if (cds_is_driver_unloading()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3819 | /* |
| 3820 | * We disable WDI pipes directly here since |
| 3821 | * IPA_OPCODE_TX/RX_SUSPEND message will not be |
| 3822 | * processed when unloading WLAN driver is in |
| 3823 | * progress |
| 3824 | */ |
| 3825 | hdd_ipa_uc_disable_pipes(hdd_ipa); |
| 3826 | } else { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3827 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3828 | "NO INTF left but still pipe clean up"); |
| 3829 | hdd_ipa_uc_handle_last_discon(hdd_ipa); |
| 3830 | } |
| 3831 | } |
| 3832 | |
| 3833 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 3834 | hdd_ipa_uc_offload_enable_disable(adapter, |
| 3835 | SIR_AP_RX_DATA_OFFLOAD, 0); |
| 3836 | vdev_to_iface[adapter->sessionId] = HDD_IPA_MAX_IFACE; |
| 3837 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3838 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3839 | break; |
| 3840 | |
| 3841 | case WLAN_CLIENT_CONNECT_EX: |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3842 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%d %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3843 | adapter->dev->ifindex, sta_id); |
| 3844 | |
| 3845 | if (!hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3846 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3847 | "%s: Evt: %d, IPA UC OFFLOAD NOT ENABLED", |
| 3848 | adapter->dev->name, meta.msg_type); |
| 3849 | return 0; |
| 3850 | } |
| 3851 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3852 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3853 | if (hdd_ipa_uc_find_add_assoc_sta(hdd_ipa, |
| 3854 | true, sta_id)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3855 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3856 | "%s: STA ID %d found, not valid", |
| 3857 | adapter->dev->name, sta_id); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3858 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3859 | return 0; |
| 3860 | } |
Yun Park | 312f71a | 2015-12-08 10:22:42 -0800 | [diff] [blame] | 3861 | |
| 3862 | /* Enable IPA UC Data PIPEs when first STA connected */ |
| 3863 | if ((0 == hdd_ipa->sap_num_connected_sta) && |
| 3864 | (!hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx) || |
| 3865 | !hdd_ipa->sta_connected)) { |
| 3866 | ret = hdd_ipa_uc_handle_first_con(hdd_ipa); |
| 3867 | if (ret) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3868 | qdf_mutex_release(&hdd_ipa->event_lock); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3869 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Yun Park | 312f71a | 2015-12-08 10:22:42 -0800 | [diff] [blame] | 3870 | "%s: handle 1st con ret %d", |
| 3871 | adapter->dev->name, ret); |
| 3872 | return ret; |
| 3873 | } |
| 3874 | } |
| 3875 | |
| 3876 | hdd_ipa->sap_num_connected_sta++; |
Yun Park | 312f71a | 2015-12-08 10:22:42 -0800 | [diff] [blame] | 3877 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3878 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3879 | |
| 3880 | meta.msg_type = type; |
| 3881 | meta.msg_len = (sizeof(struct ipa_wlan_msg_ex) + |
| 3882 | sizeof(struct ipa_wlan_hdr_attrib_val)); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3883 | msg_ex = qdf_mem_malloc(meta.msg_len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3884 | |
| 3885 | if (msg_ex == NULL) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3886 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3887 | "msg_ex allocation failed"); |
| 3888 | return -ENOMEM; |
| 3889 | } |
| 3890 | strlcpy(msg_ex->name, adapter->dev->name, |
| 3891 | IPA_RESOURCE_NAME_MAX); |
| 3892 | msg_ex->num_of_attribs = 1; |
| 3893 | msg_ex->attribs[0].attrib_type = WLAN_HDR_ATTRIB_MAC_ADDR; |
| 3894 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 3895 | msg_ex->attribs[0].offset = |
| 3896 | HDD_IPA_UC_WLAN_HDR_DES_MAC_OFFSET; |
| 3897 | } else { |
| 3898 | msg_ex->attribs[0].offset = |
| 3899 | HDD_IPA_WLAN_HDR_DES_MAC_OFFSET; |
| 3900 | } |
| 3901 | memcpy(msg_ex->attribs[0].u.mac_addr, mac_addr, |
| 3902 | IPA_MAC_ADDR_SIZE); |
| 3903 | |
| 3904 | ret = ipa_send_msg(&meta, msg_ex, hdd_ipa_msg_free_fn); |
| 3905 | |
| 3906 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3907 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s: Evt: %d : %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3908 | msg_ex->name, meta.msg_type, ret); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3909 | qdf_mem_free(msg_ex); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3910 | return ret; |
| 3911 | } |
| 3912 | hdd_ipa->stats.num_send_msg++; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3913 | return ret; |
| 3914 | |
| 3915 | case WLAN_CLIENT_DISCONNECT: |
| 3916 | if (!hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3917 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3918 | "%s: IPA UC OFFLOAD NOT ENABLED", |
| 3919 | msg_ex->name); |
| 3920 | return 0; |
| 3921 | } |
| 3922 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3923 | qdf_mutex_acquire(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3924 | if (!hdd_ipa_uc_find_add_assoc_sta(hdd_ipa, false, sta_id)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3925 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3926 | "%s: STA ID %d NOT found, not valid", |
| 3927 | msg_ex->name, sta_id); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3928 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3929 | return 0; |
| 3930 | } |
| 3931 | hdd_ipa->sap_num_connected_sta--; |
| 3932 | /* Disable IPA UC TX PIPE when last STA disconnected */ |
| 3933 | if (!hdd_ipa->sap_num_connected_sta |
| 3934 | && (!hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx) || |
| 3935 | !hdd_ipa->sta_connected) |
| 3936 | && (false == hdd_ipa->resource_unloading) |
| 3937 | && (HDD_IPA_UC_NUM_WDI_PIPE == |
| 3938 | hdd_ipa->activated_fw_pipe)) |
| 3939 | hdd_ipa_uc_handle_last_discon(hdd_ipa); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 3940 | qdf_mutex_release(&hdd_ipa->event_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3941 | break; |
| 3942 | |
| 3943 | default: |
| 3944 | return 0; |
| 3945 | } |
| 3946 | |
| 3947 | meta.msg_len = sizeof(struct ipa_wlan_msg); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3948 | msg = qdf_mem_malloc(meta.msg_len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3949 | if (msg == NULL) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3950 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, "msg allocation failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3951 | return -ENOMEM; |
| 3952 | } |
| 3953 | |
| 3954 | meta.msg_type = type; |
| 3955 | strlcpy(msg->name, adapter->dev->name, IPA_RESOURCE_NAME_MAX); |
| 3956 | memcpy(msg->mac_addr, mac_addr, ETH_ALEN); |
| 3957 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3958 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s: Evt: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3959 | msg->name, meta.msg_type); |
| 3960 | |
| 3961 | ret = ipa_send_msg(&meta, msg, hdd_ipa_msg_free_fn); |
| 3962 | |
| 3963 | if (ret) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 3964 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, "%s: Evt: %d fail:%d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3965 | msg->name, meta.msg_type, ret); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3966 | qdf_mem_free(msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3967 | return ret; |
| 3968 | } |
| 3969 | |
| 3970 | hdd_ipa->stats.num_send_msg++; |
| 3971 | |
| 3972 | end: |
| 3973 | return ret; |
| 3974 | } |
| 3975 | |
| 3976 | /** |
| 3977 | * hdd_ipa_rm_state_to_str() - Convert IPA RM state to string |
| 3978 | * @state: IPA RM state value |
| 3979 | * |
| 3980 | * Return: ASCII string representing the IPA RM state |
| 3981 | */ |
| 3982 | static inline char *hdd_ipa_rm_state_to_str(enum hdd_ipa_rm_state state) |
| 3983 | { |
| 3984 | switch (state) { |
| 3985 | case HDD_IPA_RM_RELEASED: |
| 3986 | return "RELEASED"; |
| 3987 | case HDD_IPA_RM_GRANT_PENDING: |
| 3988 | return "GRANT_PENDING"; |
| 3989 | case HDD_IPA_RM_GRANTED: |
| 3990 | return "GRANTED"; |
| 3991 | } |
| 3992 | |
| 3993 | return "UNKNOWN"; |
| 3994 | } |
| 3995 | |
| 3996 | /** |
| 3997 | * hdd_ipa_init() - IPA initialization function |
| 3998 | * @hdd_ctx: HDD global context |
| 3999 | * |
| 4000 | * Allocate hdd_ipa resources, ipa pipe resource and register |
| 4001 | * wlan interface with IPA module. |
| 4002 | * |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4003 | * Return: QDF_STATUS enumeration |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4004 | */ |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4005 | QDF_STATUS hdd_ipa_init(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4006 | { |
| 4007 | struct hdd_ipa_priv *hdd_ipa = NULL; |
| 4008 | int ret, i; |
| 4009 | struct hdd_ipa_iface_context *iface_context = NULL; |
| 4010 | |
| 4011 | if (!hdd_ipa_is_enabled(hdd_ctx)) |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4012 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4013 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4014 | hdd_ipa = qdf_mem_malloc(sizeof(*hdd_ipa)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4015 | if (!hdd_ipa) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4016 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, "hdd_ipa allocation failed"); |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 4017 | goto fail_return; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4018 | } |
| 4019 | |
| 4020 | hdd_ctx->hdd_ipa = hdd_ipa; |
| 4021 | ghdd_ipa = hdd_ipa; |
| 4022 | hdd_ipa->hdd_ctx = hdd_ctx; |
| 4023 | hdd_ipa->num_iface = 0; |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 4024 | ol_txrx_ipa_uc_get_resource(cds_get_context(QDF_MODULE_ID_TXRX), |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 4025 | &hdd_ipa->ipa_resource); |
| 4026 | if ((0 == hdd_ipa->ipa_resource.ce_sr_base_paddr) || |
| 4027 | (0 == hdd_ipa->ipa_resource.tx_comp_ring_base_paddr) || |
| 4028 | (0 == hdd_ipa->ipa_resource.rx_rdy_ring_base_paddr) || |
| 4029 | (0 == hdd_ipa->ipa_resource.rx2_rdy_ring_base_paddr)) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4030 | HDD_IPA_LOG(QDF_TRACE_LEVEL_FATAL, |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 4031 | "IPA UC resource alloc fail"); |
| 4032 | goto fail_get_resource; |
| 4033 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4034 | |
| 4035 | /* Create the interface context */ |
| 4036 | for (i = 0; i < HDD_IPA_MAX_IFACE; i++) { |
| 4037 | iface_context = &hdd_ipa->iface_context[i]; |
| 4038 | iface_context->hdd_ipa = hdd_ipa; |
| 4039 | iface_context->cons_client = |
| 4040 | hdd_ipa_adapter_2_client[i].cons_client; |
| 4041 | iface_context->prod_client = |
| 4042 | hdd_ipa_adapter_2_client[i].prod_client; |
| 4043 | iface_context->iface_id = i; |
| 4044 | iface_context->adapter = NULL; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4045 | qdf_spinlock_create(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4046 | } |
| 4047 | |
| 4048 | #ifdef CONFIG_CNSS |
| 4049 | cnss_init_work(&hdd_ipa->pm_work, hdd_ipa_pm_send_pkt_to_tl); |
| 4050 | #else |
| 4051 | INIT_WORK(&hdd_ipa->pm_work, hdd_ipa_pm_send_pkt_to_tl); |
| 4052 | #endif |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4053 | qdf_spinlock_create(&hdd_ipa->pm_lock); |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4054 | qdf_nbuf_queue_init(&hdd_ipa->pm_queue_head); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4055 | |
| 4056 | ret = hdd_ipa_setup_rm(hdd_ipa); |
| 4057 | if (ret) |
| 4058 | goto fail_setup_rm; |
| 4059 | |
| 4060 | if (hdd_ipa_uc_is_enabled(hdd_ipa->hdd_ctx)) { |
| 4061 | hdd_ipa_uc_rt_debug_init(hdd_ctx); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4062 | qdf_mem_zero(&hdd_ipa->stats, sizeof(hdd_ipa->stats)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4063 | hdd_ipa->sap_num_connected_sta = 0; |
| 4064 | hdd_ipa->ipa_tx_packets_diff = 0; |
| 4065 | hdd_ipa->ipa_rx_packets_diff = 0; |
| 4066 | hdd_ipa->ipa_p_tx_packets = 0; |
| 4067 | hdd_ipa->ipa_p_rx_packets = 0; |
| 4068 | hdd_ipa->resource_loading = false; |
| 4069 | hdd_ipa->resource_unloading = false; |
| 4070 | hdd_ipa->sta_connected = 0; |
Leo Chang | e3e4944 | 2015-10-26 20:07:13 -0700 | [diff] [blame] | 4071 | hdd_ipa->ipa_pipes_down = true; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4072 | /* Setup IPA sys_pipe for MCC */ |
| 4073 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) { |
| 4074 | ret = hdd_ipa_setup_sys_pipe(hdd_ipa); |
| 4075 | if (ret) |
| 4076 | goto fail_create_sys_pipe; |
| 4077 | } |
| 4078 | hdd_ipa_uc_ol_init(hdd_ctx); |
| 4079 | } else { |
| 4080 | ret = hdd_ipa_setup_sys_pipe(hdd_ipa); |
| 4081 | if (ret) |
| 4082 | goto fail_create_sys_pipe; |
| 4083 | } |
| 4084 | |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4085 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4086 | |
| 4087 | fail_create_sys_pipe: |
| 4088 | hdd_ipa_destroy_rm_resource(hdd_ipa); |
| 4089 | fail_setup_rm: |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4090 | qdf_spinlock_destroy(&hdd_ipa->pm_lock); |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 4091 | fail_get_resource: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4092 | qdf_mem_free(hdd_ipa); |
Leo Chang | 3bc8fed | 2015-11-13 10:59:47 -0800 | [diff] [blame] | 4093 | hdd_ctx->hdd_ipa = NULL; |
| 4094 | ghdd_ipa = NULL; |
| 4095 | fail_return: |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4096 | return QDF_STATUS_E_FAILURE; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4097 | } |
| 4098 | |
| 4099 | /** |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 4100 | * hdd_ipa_cleanup_pending_event() - Cleanup IPA pending event list |
| 4101 | * @hdd_ipa: pointer to HDD IPA struct |
| 4102 | * |
| 4103 | * Return: none |
| 4104 | */ |
| 4105 | void hdd_ipa_cleanup_pending_event(struct hdd_ipa_priv *hdd_ipa) |
| 4106 | { |
| 4107 | struct ipa_uc_pending_event *pending_event = NULL; |
| 4108 | |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 4109 | while (qdf_list_remove_front(&hdd_ipa->pending_event, |
| 4110 | (qdf_list_node_t **)&pending_event) == QDF_STATUS_SUCCESS) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4111 | qdf_mem_free(pending_event); |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 4112 | } |
| 4113 | |
Anurag Chouhan | ffb2154 | 2016-02-17 14:33:03 +0530 | [diff] [blame] | 4114 | qdf_list_destroy(&hdd_ipa->pending_event); |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 4115 | } |
| 4116 | |
| 4117 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4118 | * hdd_ipa_cleanup - IPA cleanup function |
| 4119 | * @hdd_ctx: HDD global context |
| 4120 | * |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4121 | * Return: QDF_STATUS enumeration |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4122 | */ |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4123 | QDF_STATUS hdd_ipa_cleanup(hdd_context_t *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4124 | { |
| 4125 | struct hdd_ipa_priv *hdd_ipa = hdd_ctx->hdd_ipa; |
| 4126 | int i; |
| 4127 | struct hdd_ipa_iface_context *iface_context = NULL; |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4128 | qdf_nbuf_t skb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4129 | struct hdd_ipa_pm_tx_cb *pm_tx_cb = NULL; |
| 4130 | |
| 4131 | if (!hdd_ipa_is_enabled(hdd_ctx)) |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4132 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4133 | |
| 4134 | if (!hdd_ipa_uc_is_enabled(hdd_ctx)) { |
| 4135 | unregister_inetaddr_notifier(&hdd_ipa->ipv4_notifier); |
| 4136 | hdd_ipa_teardown_sys_pipe(hdd_ipa); |
| 4137 | } |
| 4138 | |
| 4139 | /* Teardown IPA sys_pipe for MCC */ |
| 4140 | if (hdd_ipa_uc_sta_is_enabled(hdd_ipa->hdd_ctx)) |
| 4141 | hdd_ipa_teardown_sys_pipe(hdd_ipa); |
| 4142 | |
| 4143 | hdd_ipa_destroy_rm_resource(hdd_ipa); |
| 4144 | |
| 4145 | #ifdef WLAN_OPEN_SOURCE |
| 4146 | cancel_work_sync(&hdd_ipa->pm_work); |
| 4147 | #endif |
| 4148 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4149 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4150 | |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 4151 | while (((skb = qdf_nbuf_queue_remove(&hdd_ipa->pm_queue_head)) |
| 4152 | != NULL)) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4153 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4154 | |
| 4155 | pm_tx_cb = (struct hdd_ipa_pm_tx_cb *)skb->cb; |
| 4156 | ipa_free_skb(pm_tx_cb->ipa_tx_desc); |
| 4157 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4158 | qdf_spin_lock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4159 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4160 | qdf_spin_unlock_bh(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4161 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4162 | qdf_spinlock_destroy(&hdd_ipa->pm_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4163 | |
| 4164 | /* destory the interface lock */ |
| 4165 | for (i = 0; i < HDD_IPA_MAX_IFACE; i++) { |
| 4166 | iface_context = &hdd_ipa->iface_context[i]; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4167 | qdf_spinlock_destroy(&iface_context->interface_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4168 | } |
| 4169 | |
| 4170 | /* This should never hit but still make sure that there are no pending |
| 4171 | * descriptor in IPA hardware |
| 4172 | */ |
| 4173 | if (hdd_ipa->pending_hw_desc_cnt != 0) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4174 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4175 | "IPA Pending write done: %d Waiting!", |
| 4176 | hdd_ipa->pending_hw_desc_cnt); |
| 4177 | |
| 4178 | for (i = 0; hdd_ipa->pending_hw_desc_cnt != 0 && i < 10; i++) { |
| 4179 | usleep_range(100, 100); |
| 4180 | } |
| 4181 | |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4182 | HDD_IPA_LOG(QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4183 | "IPA Pending write done: desc: %d %s(%d)!", |
| 4184 | hdd_ipa->pending_hw_desc_cnt, |
| 4185 | hdd_ipa->pending_hw_desc_cnt == 0 ? "completed" |
| 4186 | : "leak", i); |
| 4187 | } |
| 4188 | if (hdd_ipa_uc_is_enabled(hdd_ctx)) { |
| 4189 | hdd_ipa_uc_rt_debug_deinit(hdd_ctx); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4190 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4191 | "%s: Disconnect TX PIPE", __func__); |
| 4192 | ipa_disconnect_wdi_pipe(hdd_ipa->tx_pipe_handle); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 4193 | HDD_IPA_LOG(QDF_TRACE_LEVEL_INFO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4194 | "%s: Disconnect RX PIPE", __func__); |
| 4195 | ipa_disconnect_wdi_pipe(hdd_ipa->rx_pipe_handle); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 4196 | qdf_mutex_destroy(&hdd_ipa->event_lock); |
| 4197 | qdf_mutex_destroy(&hdd_ipa->ipa_lock); |
Yun Park | f19e07d | 2015-11-20 11:34:27 -0800 | [diff] [blame] | 4198 | hdd_ipa_cleanup_pending_event(hdd_ipa); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4199 | |
| 4200 | #ifdef WLAN_OPEN_SOURCE |
| 4201 | for (i = 0; i < HDD_IPA_UC_OPCODE_MAX; i++) { |
| 4202 | cancel_work_sync(&hdd_ipa->uc_op_work[i].work); |
| 4203 | hdd_ipa->uc_op_work[i].msg = NULL; |
| 4204 | } |
| 4205 | #endif |
| 4206 | } |
| 4207 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4208 | qdf_mem_free(hdd_ipa); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4209 | hdd_ctx->hdd_ipa = NULL; |
| 4210 | |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4211 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4212 | } |
| 4213 | #endif /* IPA_OFFLOAD */ |