Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2011, 2014-2015 The Linux Foundation. All rights reserved. |
| 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 | #ifndef _HTT_INTERNAL__H_ |
| 29 | #define _HTT_INTERNAL__H_ |
| 30 | |
| 31 | #include <athdefs.h> /* A_STATUS */ |
| 32 | #include <cdf_nbuf.h> /* cdf_nbuf_t */ |
| 33 | #include <cdf_util.h> /* cdf_assert */ |
| 34 | #include <htc_api.h> /* HTC_PACKET */ |
| 35 | |
| 36 | #include <htt_types.h> |
| 37 | |
| 38 | #ifndef offsetof |
| 39 | #define offsetof(type, field) ((size_t)(&((type *)0)->field)) |
| 40 | #endif |
| 41 | |
| 42 | #undef MS |
| 43 | #define MS(_v, _f) (((_v) & _f ## _MASK) >> _f ## _LSB) |
| 44 | #undef SM |
| 45 | #define SM(_v, _f) (((_v) << _f ## _LSB) & _f ## _MASK) |
| 46 | #undef WO |
| 47 | #define WO(_f) ((_f ## _OFFSET) >> 2) |
| 48 | |
| 49 | #define GET_FIELD(_addr, _f) MS(*((A_UINT32 *)(_addr) + WO(_f)), _f) |
| 50 | |
| 51 | #include <rx_desc.h> |
| 52 | #include <wal_rx_desc.h> /* struct rx_attention, etc */ |
| 53 | |
| 54 | struct htt_host_fw_desc_base { |
| 55 | union { |
| 56 | struct fw_rx_desc_base val; |
| 57 | A_UINT32 dummy_pad; /* make sure it is DOWRD aligned */ |
| 58 | } u; |
| 59 | }; |
| 60 | |
| 61 | /* |
| 62 | * This struct defines the basic descriptor information used by host, |
| 63 | * which is written either by the 11ac HW MAC into the host Rx data |
| 64 | * buffer ring directly or generated by FW and copied from Rx indication |
| 65 | */ |
| 66 | #define RX_HTT_HDR_STATUS_LEN 64 |
| 67 | struct htt_host_rx_desc_base { |
| 68 | struct htt_host_fw_desc_base fw_desc; |
| 69 | struct rx_attention attention; |
| 70 | struct rx_frag_info frag_info; |
| 71 | struct rx_mpdu_start mpdu_start; |
| 72 | struct rx_msdu_start msdu_start; |
| 73 | struct rx_msdu_end msdu_end; |
| 74 | struct rx_mpdu_end mpdu_end; |
| 75 | struct rx_ppdu_start ppdu_start; |
| 76 | struct rx_ppdu_end ppdu_end; |
| 77 | char rx_hdr_status[RX_HTT_HDR_STATUS_LEN]; |
| 78 | }; |
| 79 | |
| 80 | #define RX_STD_DESC_ATTN_OFFSET \ |
| 81 | (offsetof(struct htt_host_rx_desc_base, attention)) |
| 82 | #define RX_STD_DESC_FRAG_INFO_OFFSET \ |
| 83 | (offsetof(struct htt_host_rx_desc_base, frag_info)) |
| 84 | #define RX_STD_DESC_MPDU_START_OFFSET \ |
| 85 | (offsetof(struct htt_host_rx_desc_base, mpdu_start)) |
| 86 | #define RX_STD_DESC_MSDU_START_OFFSET \ |
| 87 | (offsetof(struct htt_host_rx_desc_base, msdu_start)) |
| 88 | #define RX_STD_DESC_MSDU_END_OFFSET \ |
| 89 | (offsetof(struct htt_host_rx_desc_base, msdu_end)) |
| 90 | #define RX_STD_DESC_MPDU_END_OFFSET \ |
| 91 | (offsetof(struct htt_host_rx_desc_base, mpdu_end)) |
| 92 | #define RX_STD_DESC_PPDU_START_OFFSET \ |
| 93 | (offsetof(struct htt_host_rx_desc_base, ppdu_start)) |
| 94 | #define RX_STD_DESC_PPDU_END_OFFSET \ |
| 95 | (offsetof(struct htt_host_rx_desc_base, ppdu_end)) |
| 96 | #define RX_STD_DESC_HDR_STATUS_OFFSET \ |
| 97 | (offsetof(struct htt_host_rx_desc_base, rx_hdr_status)) |
| 98 | |
| 99 | #define RX_STD_DESC_FW_MSDU_OFFSET \ |
| 100 | (offsetof(struct htt_host_rx_desc_base, fw_desc)) |
| 101 | |
| 102 | #define RX_STD_DESC_SIZE (sizeof(struct htt_host_rx_desc_base)) |
| 103 | |
| 104 | #define RX_DESC_ATTN_OFFSET32 (RX_STD_DESC_ATTN_OFFSET >> 2) |
| 105 | #define RX_DESC_FRAG_INFO_OFFSET32 (RX_STD_DESC_FRAG_INFO_OFFSET >> 2) |
| 106 | #define RX_DESC_MPDU_START_OFFSET32 (RX_STD_DESC_MPDU_START_OFFSET >> 2) |
| 107 | #define RX_DESC_MSDU_START_OFFSET32 (RX_STD_DESC_MSDU_START_OFFSET >> 2) |
| 108 | #define RX_DESC_MSDU_END_OFFSET32 (RX_STD_DESC_MSDU_END_OFFSET >> 2) |
| 109 | #define RX_DESC_MPDU_END_OFFSET32 (RX_STD_DESC_MPDU_END_OFFSET >> 2) |
| 110 | #define RX_DESC_PPDU_START_OFFSET32 (RX_STD_DESC_PPDU_START_OFFSET >> 2) |
| 111 | #define RX_DESC_PPDU_END_OFFSET32 (RX_STD_DESC_PPDU_END_OFFSET >> 2) |
| 112 | #define RX_DESC_HDR_STATUS_OFFSET32 (RX_STD_DESC_HDR_STATUS_OFFSET >> 2) |
| 113 | |
| 114 | #define RX_STD_DESC_SIZE_DWORD (RX_STD_DESC_SIZE >> 2) |
| 115 | |
| 116 | /* |
| 117 | * Make sure there is a minimum headroom provided in the rx netbufs |
| 118 | * for use by the OS shim and OS and rx data consumers. |
| 119 | */ |
| 120 | #define HTT_RX_BUF_OS_MIN_HEADROOM 32 |
| 121 | #define HTT_RX_STD_DESC_RESERVATION \ |
| 122 | ((HTT_RX_BUF_OS_MIN_HEADROOM > RX_STD_DESC_SIZE) ? \ |
| 123 | HTT_RX_BUF_OS_MIN_HEADROOM : RX_STD_DESC_SIZE) |
| 124 | #define HTT_RX_DESC_RESERVATION32 \ |
| 125 | (HTT_RX_STD_DESC_RESERVATION >> 2) |
| 126 | |
| 127 | #define HTT_RX_DESC_ALIGN_MASK 7 /* 8-byte alignment */ |
| 128 | static inline struct htt_host_rx_desc_base *htt_rx_desc(cdf_nbuf_t msdu) |
| 129 | { |
| 130 | return (struct htt_host_rx_desc_base *) |
| 131 | (((size_t) (cdf_nbuf_head(msdu) + HTT_RX_DESC_ALIGN_MASK)) & |
| 132 | ~HTT_RX_DESC_ALIGN_MASK); |
| 133 | } |
| 134 | |
| 135 | #if defined(FEATURE_LRO) |
| 136 | /** |
| 137 | * htt_print_rx_desc_lro() - print LRO information in the rx |
| 138 | * descriptor |
| 139 | * @rx_desc: HTT rx descriptor |
| 140 | * |
| 141 | * Prints the LRO related fields in the HTT rx descriptor |
| 142 | * |
| 143 | * Return: none |
| 144 | */ |
| 145 | static inline void htt_print_rx_desc_lro(struct htt_host_rx_desc_base *rx_desc) |
| 146 | { |
| 147 | cdf_print |
| 148 | ("----------------------RX DESC LRO----------------------\n"); |
| 149 | cdf_print("msdu_end.lro_eligible:0x%x\n", |
| 150 | rx_desc->msdu_end.lro_eligible); |
| 151 | cdf_print("msdu_start.tcp_only_ack:0x%x\n", |
| 152 | rx_desc->msdu_start.tcp_only_ack); |
| 153 | cdf_print("msdu_end.tcp_udp_chksum:0x%x\n", |
| 154 | rx_desc->msdu_end.tcp_udp_chksum); |
| 155 | cdf_print("msdu_end.tcp_seq_number:0x%x\n", |
| 156 | rx_desc->msdu_end.tcp_seq_number); |
| 157 | cdf_print("msdu_end.tcp_ack_number:0x%x\n", |
| 158 | rx_desc->msdu_end.tcp_ack_number); |
| 159 | cdf_print("msdu_start.tcp_proto:0x%x\n", |
| 160 | rx_desc->msdu_start.tcp_proto); |
| 161 | cdf_print("msdu_start.ipv6_proto:0x%x\n", |
| 162 | rx_desc->msdu_start.ipv6_proto); |
| 163 | cdf_print("msdu_start.ipv4_proto:0x%x\n", |
| 164 | rx_desc->msdu_start.ipv4_proto); |
| 165 | cdf_print("msdu_start.l3_offset:0x%x\n", |
| 166 | rx_desc->msdu_start.l3_offset); |
| 167 | cdf_print("msdu_start.l4_offset:0x%x\n", |
| 168 | rx_desc->msdu_start.l4_offset); |
| 169 | cdf_print("msdu_start.flow_id_toeplitz:0x%x\n", |
| 170 | rx_desc->msdu_start.flow_id_toeplitz); |
| 171 | cdf_print |
| 172 | ("---------------------------------------------------------\n"); |
| 173 | } |
| 174 | |
| 175 | /** |
| 176 | * htt_print_rx_desc_lro() - extract LRO information from the rx |
| 177 | * descriptor |
| 178 | * @msdu: network buffer |
| 179 | * @rx_desc: HTT rx descriptor |
| 180 | * |
| 181 | * Extracts the LRO related fields from the HTT rx descriptor |
| 182 | * and stores them in the network buffer's control block |
| 183 | * |
| 184 | * Return: none |
| 185 | */ |
| 186 | static inline void htt_rx_extract_lro_info(cdf_nbuf_t msdu, |
| 187 | struct htt_host_rx_desc_base *rx_desc) |
| 188 | { |
| 189 | NBUF_LRO_ELIGIBLE(msdu) = rx_desc->msdu_end.lro_eligible; |
| 190 | if (rx_desc->msdu_end.lro_eligible) { |
| 191 | NBUF_TCP_PURE_ACK(msdu) = rx_desc->msdu_start.tcp_only_ack; |
| 192 | NBUF_TCP_CHKSUM(msdu) = rx_desc->msdu_end.tcp_udp_chksum; |
| 193 | NBUF_TCP_SEQ_NUM(msdu) = rx_desc->msdu_end.tcp_seq_number; |
| 194 | NBUF_TCP_ACK_NUM(msdu) = rx_desc->msdu_end.tcp_ack_number; |
| 195 | NBUF_TCP_WIN(msdu) = rx_desc->msdu_end.window_size; |
| 196 | NBUF_TCP_PROTO(msdu) = rx_desc->msdu_start.tcp_proto; |
| 197 | NBUF_IPV6_PROTO(msdu) = rx_desc->msdu_start.ipv6_proto; |
| 198 | NBUF_IP_OFFSET(msdu) = rx_desc->msdu_start.l3_offset; |
| 199 | NBUF_TCP_OFFSET(msdu) = rx_desc->msdu_start.l4_offset; |
| 200 | NBUF_FLOW_ID_TOEPLITZ(msdu) = |
| 201 | rx_desc->msdu_start.flow_id_toeplitz; |
| 202 | } |
| 203 | } |
| 204 | #else |
| 205 | static inline void htt_print_rx_desc_lro(struct htt_host_rx_desc_base *rx_desc) |
| 206 | {} |
| 207 | static inline void htt_rx_extract_lro_info(cdf_nbuf_t msdu, |
| 208 | struct htt_host_rx_desc_base *rx_desc) {} |
| 209 | #endif /* FEATURE_LRO */ |
| 210 | |
| 211 | static inline void htt_print_rx_desc(struct htt_host_rx_desc_base *rx_desc) |
| 212 | { |
| 213 | cdf_print |
| 214 | ("----------------------RX DESC----------------------------\n"); |
| 215 | cdf_print("attention: %#010x\n", |
| 216 | (unsigned int)(*(uint32_t *) &rx_desc->attention)); |
| 217 | cdf_print("frag_info: %#010x\n", |
| 218 | (unsigned int)(*(uint32_t *) &rx_desc->frag_info)); |
| 219 | cdf_print("mpdu_start: %#010x %#010x %#010x\n", |
| 220 | (unsigned int)(((uint32_t *) &rx_desc->mpdu_start)[0]), |
| 221 | (unsigned int)(((uint32_t *) &rx_desc->mpdu_start)[1]), |
| 222 | (unsigned int)(((uint32_t *) &rx_desc->mpdu_start)[2])); |
| 223 | cdf_print("msdu_start: %#010x %#010x %#010x\n", |
| 224 | (unsigned int)(((uint32_t *) &rx_desc->msdu_start)[0]), |
| 225 | (unsigned int)(((uint32_t *) &rx_desc->msdu_start)[1]), |
| 226 | (unsigned int)(((uint32_t *) &rx_desc->msdu_start)[2])); |
| 227 | cdf_print("msdu_end: %#010x %#010x %#010x %#010x %#010x\n", |
| 228 | (unsigned int)(((uint32_t *) &rx_desc->msdu_end)[0]), |
| 229 | (unsigned int)(((uint32_t *) &rx_desc->msdu_end)[1]), |
| 230 | (unsigned int)(((uint32_t *) &rx_desc->msdu_end)[2]), |
| 231 | (unsigned int)(((uint32_t *) &rx_desc->msdu_end)[3]), |
| 232 | (unsigned int)(((uint32_t *) &rx_desc->msdu_end)[4])); |
| 233 | cdf_print("mpdu_end: %#010x\n", |
| 234 | (unsigned int)(*(uint32_t *) &rx_desc->mpdu_end)); |
| 235 | cdf_print("ppdu_start: " "%#010x %#010x %#010x %#010x %#010x\n" |
| 236 | "%#010x %#010x %#010x %#010x %#010x\n", |
| 237 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_start)[0]), |
| 238 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_start)[1]), |
| 239 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_start)[2]), |
| 240 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_start)[3]), |
| 241 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_start)[4]), |
| 242 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_start)[5]), |
| 243 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_start)[6]), |
| 244 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_start)[7]), |
| 245 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_start)[8]), |
| 246 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_start)[9])); |
| 247 | cdf_print("ppdu_end:" "%#010x %#010x %#010x %#010x %#010x\n" |
| 248 | "%#010x %#010x %#010x %#010x %#010x\n" |
| 249 | "%#010x,%#010x %#010x %#010x %#010x\n" |
| 250 | "%#010x %#010x %#010x %#010x %#010x\n" "%#010x %#010x\n", |
| 251 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[0]), |
| 252 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[1]), |
| 253 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[2]), |
| 254 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[3]), |
| 255 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[4]), |
| 256 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[5]), |
| 257 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[6]), |
| 258 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[7]), |
| 259 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[8]), |
| 260 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[9]), |
| 261 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[10]), |
| 262 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[11]), |
| 263 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[12]), |
| 264 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[13]), |
| 265 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[14]), |
| 266 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[15]), |
| 267 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[16]), |
| 268 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[17]), |
| 269 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[18]), |
| 270 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[19]), |
| 271 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[20]), |
| 272 | (unsigned int)(((uint32_t *) &rx_desc->ppdu_end)[21])); |
| 273 | cdf_print |
| 274 | ("---------------------------------------------------------\n"); |
| 275 | } |
| 276 | |
| 277 | #ifndef HTT_ASSERT_LEVEL |
| 278 | #define HTT_ASSERT_LEVEL 3 |
| 279 | #endif |
| 280 | |
| 281 | #define HTT_ASSERT_ALWAYS(condition) cdf_assert_always((condition)) |
| 282 | |
| 283 | #define HTT_ASSERT0(condition) cdf_assert((condition)) |
| 284 | #if HTT_ASSERT_LEVEL > 0 |
| 285 | #define HTT_ASSERT1(condition) cdf_assert((condition)) |
| 286 | #else |
| 287 | #define HTT_ASSERT1(condition) |
| 288 | #endif |
| 289 | |
| 290 | #if HTT_ASSERT_LEVEL > 1 |
| 291 | #define HTT_ASSERT2(condition) cdf_assert((condition)) |
| 292 | #else |
| 293 | #define HTT_ASSERT2(condition) |
| 294 | #endif |
| 295 | |
| 296 | #if HTT_ASSERT_LEVEL > 2 |
| 297 | #define HTT_ASSERT3(condition) cdf_assert((condition)) |
| 298 | #else |
| 299 | #define HTT_ASSERT3(condition) |
| 300 | #endif |
| 301 | |
| 302 | #define HTT_MAC_ADDR_LEN 6 |
| 303 | |
| 304 | /* |
| 305 | * HTT_MAX_SEND_QUEUE_DEPTH - |
| 306 | * How many packets HTC should allow to accumulate in a send queue |
| 307 | * before calling the EpSendFull callback to see whether to retain |
| 308 | * or drop packets. |
| 309 | * This is not relevant for LL, where tx descriptors should be immediately |
| 310 | * downloaded to the target. |
| 311 | * This is not very relevant for HL either, since it is anticipated that |
| 312 | * the HL tx download scheduler will not work this far in advance - rather, |
| 313 | * it will make its decisions just-in-time, so it can be responsive to |
| 314 | * changing conditions. |
| 315 | * Hence, this queue depth threshold spec is mostly just a formality. |
| 316 | */ |
| 317 | #define HTT_MAX_SEND_QUEUE_DEPTH 64 |
| 318 | |
| 319 | #define IS_PWR2(value) (((value) ^ ((value)-1)) == ((value) << 1) - 1) |
| 320 | |
| 321 | /* FIX THIS |
| 322 | * Should be: sizeof(struct htt_host_rx_desc) + max rx MSDU size, |
| 323 | * rounded up to a cache line size. |
| 324 | */ |
| 325 | #define HTT_RX_BUF_SIZE 1920 |
| 326 | /* |
| 327 | * DMA_MAP expects the buffer to be an integral number of cache lines. |
| 328 | * Rather than checking the actual cache line size, this code makes a |
| 329 | * conservative estimate of what the cache line size could be. |
| 330 | */ |
| 331 | #define HTT_LOG2_MAX_CACHE_LINE_SIZE 7 /* 2^7 = 128 */ |
| 332 | #define HTT_MAX_CACHE_LINE_SIZE_MASK ((1 << HTT_LOG2_MAX_CACHE_LINE_SIZE) - 1) |
| 333 | |
| 334 | #ifdef BIG_ENDIAN_HOST |
| 335 | /* |
| 336 | * big-endian: bytes within a 4-byte "word" are swapped: |
| 337 | * pre-swap post-swap |
| 338 | * index index |
| 339 | * 0 3 |
| 340 | * 1 2 |
| 341 | * 2 1 |
| 342 | * 3 0 |
| 343 | * 4 7 |
| 344 | * 5 6 |
| 345 | * etc. |
| 346 | * To compute the post-swap index from the pre-swap index, compute |
| 347 | * the byte offset for the start of the word (index & ~0x3) and add |
| 348 | * the swapped byte offset within the word (3 - (index & 0x3)). |
| 349 | */ |
| 350 | #define HTT_ENDIAN_BYTE_IDX_SWAP(idx) (((idx) & ~0x3) + (3 - ((idx) & 0x3))) |
| 351 | #else |
| 352 | /* little-endian: no adjustment needed */ |
| 353 | #define HTT_ENDIAN_BYTE_IDX_SWAP(idx) idx |
| 354 | #endif |
| 355 | |
| 356 | #define HTT_TX_MUTEX_INIT(_mutex) \ |
| 357 | cdf_spinlock_init(_mutex) |
| 358 | |
| 359 | #define HTT_TX_MUTEX_ACQUIRE(_mutex) \ |
| 360 | cdf_spin_lock_bh(_mutex) |
| 361 | |
| 362 | #define HTT_TX_MUTEX_RELEASE(_mutex) \ |
| 363 | cdf_spin_unlock_bh(_mutex) |
| 364 | |
| 365 | #define HTT_TX_MUTEX_DESTROY(_mutex) \ |
| 366 | cdf_spinlock_destroy(_mutex) |
| 367 | |
| 368 | #define HTT_TX_DESC_PADDR(_pdev, _tx_desc_vaddr) \ |
| 369 | ((_pdev)->tx_descs.pool_paddr + (uint32_t) \ |
| 370 | ((char *)(_tx_desc_vaddr) - \ |
| 371 | (char *)((_pdev)->tx_descs.pool_vaddr))) |
| 372 | |
| 373 | #ifdef ATH_11AC_TXCOMPACT |
| 374 | |
| 375 | #define HTT_TX_NBUF_QUEUE_MUTEX_INIT(_pdev) \ |
| 376 | cdf_spinlock_init(&_pdev->txnbufq_mutex) |
| 377 | |
| 378 | #define HTT_TX_NBUF_QUEUE_MUTEX_DESTROY(_pdev) \ |
| 379 | HTT_TX_MUTEX_DESTROY(&_pdev->txnbufq_mutex) |
| 380 | |
| 381 | #define HTT_TX_NBUF_QUEUE_REMOVE(_pdev, _msdu) do { \ |
| 382 | HTT_TX_MUTEX_ACQUIRE(&_pdev->txnbufq_mutex); \ |
| 383 | _msdu = cdf_nbuf_queue_remove(&_pdev->txnbufq);\ |
| 384 | HTT_TX_MUTEX_RELEASE(&_pdev->txnbufq_mutex); \ |
| 385 | } while (0) |
| 386 | |
| 387 | #define HTT_TX_NBUF_QUEUE_ADD(_pdev, _msdu) do { \ |
| 388 | HTT_TX_MUTEX_ACQUIRE(&_pdev->txnbufq_mutex); \ |
| 389 | cdf_nbuf_queue_add(&_pdev->txnbufq, _msdu); \ |
| 390 | HTT_TX_MUTEX_RELEASE(&_pdev->txnbufq_mutex); \ |
| 391 | } while (0) |
| 392 | |
| 393 | #define HTT_TX_NBUF_QUEUE_INSERT_HEAD(_pdev, _msdu) do { \ |
| 394 | HTT_TX_MUTEX_ACQUIRE(&_pdev->txnbufq_mutex); \ |
| 395 | cdf_nbuf_queue_insert_head(&_pdev->txnbufq, _msdu);\ |
| 396 | HTT_TX_MUTEX_RELEASE(&_pdev->txnbufq_mutex); \ |
| 397 | } while (0) |
| 398 | #else |
| 399 | |
| 400 | #define HTT_TX_NBUF_QUEUE_MUTEX_INIT(_pdev) |
| 401 | #define HTT_TX_NBUF_QUEUE_REMOVE(_pdev, _msdu) |
| 402 | #define HTT_TX_NBUF_QUEUE_ADD(_pdev, _msdu) |
| 403 | #define HTT_TX_NBUF_QUEUE_INSERT_HEAD(_pdev, _msdu) |
| 404 | #define HTT_TX_NBUF_QUEUE_MUTEX_DESTROY(_pdev) |
| 405 | |
| 406 | #endif |
| 407 | |
| 408 | #ifdef ATH_11AC_TXCOMPACT |
| 409 | #define HTT_TX_SCHED htt_tx_sched |
| 410 | #else |
| 411 | #define HTT_TX_SCHED(pdev) /* no-op */ |
| 412 | #endif |
| 413 | |
| 414 | int htt_tx_attach(struct htt_pdev_t *pdev, int desc_pool_elems); |
| 415 | |
| 416 | void htt_tx_detach(struct htt_pdev_t *pdev); |
| 417 | |
| 418 | int htt_rx_attach(struct htt_pdev_t *pdev); |
| 419 | |
| 420 | void htt_rx_detach(struct htt_pdev_t *pdev); |
| 421 | |
| 422 | int htt_htc_attach(struct htt_pdev_t *pdev); |
| 423 | |
| 424 | void htt_t2h_msg_handler(void *context, HTC_PACKET *pkt); |
| 425 | |
| 426 | void htt_h2t_send_complete(void *context, HTC_PACKET *pkt); |
| 427 | |
| 428 | A_STATUS htt_h2t_ver_req_msg(struct htt_pdev_t *pdev); |
| 429 | |
| 430 | #if defined(HELIUMPLUS_PADDR64) |
| 431 | A_STATUS |
| 432 | htt_h2t_frag_desc_bank_cfg_msg(struct htt_pdev_t *pdev); |
| 433 | #endif /* defined(HELIUMPLUS_PADDR64) */ |
| 434 | |
| 435 | extern A_STATUS htt_h2t_rx_ring_cfg_msg_ll(struct htt_pdev_t *pdev); |
| 436 | extern A_STATUS (*htt_h2t_rx_ring_cfg_msg)(struct htt_pdev_t *pdev); |
| 437 | |
| 438 | HTC_SEND_FULL_ACTION htt_h2t_full(void *context, HTC_PACKET *pkt); |
| 439 | |
| 440 | struct htt_htc_pkt *htt_htc_pkt_alloc(struct htt_pdev_t *pdev); |
| 441 | |
| 442 | void htt_htc_pkt_free(struct htt_pdev_t *pdev, struct htt_htc_pkt *pkt); |
| 443 | |
| 444 | void htt_htc_pkt_pool_free(struct htt_pdev_t *pdev); |
| 445 | |
| 446 | #ifdef ATH_11AC_TXCOMPACT |
| 447 | void |
| 448 | htt_htc_misc_pkt_list_add(struct htt_pdev_t *pdev, struct htt_htc_pkt *pkt); |
| 449 | |
| 450 | void htt_htc_misc_pkt_pool_free(struct htt_pdev_t *pdev); |
| 451 | #endif |
| 452 | |
| 453 | void htt_htc_disable_aspm(void); |
| 454 | |
| 455 | int |
| 456 | htt_rx_hash_list_insert(struct htt_pdev_t *pdev, uint32_t paddr, |
| 457 | cdf_nbuf_t netbuf); |
| 458 | |
| 459 | cdf_nbuf_t htt_rx_hash_list_lookup(struct htt_pdev_t *pdev, uint32_t paddr); |
| 460 | |
| 461 | #ifdef IPA_OFFLOAD |
| 462 | int |
| 463 | htt_tx_ipa_uc_attach(struct htt_pdev_t *pdev, |
| 464 | unsigned int uc_tx_buf_sz, |
| 465 | unsigned int uc_tx_buf_cnt, |
| 466 | unsigned int uc_tx_partition_base); |
| 467 | |
| 468 | int |
| 469 | htt_rx_ipa_uc_attach(struct htt_pdev_t *pdev, unsigned int rx_ind_ring_size); |
| 470 | |
| 471 | int htt_tx_ipa_uc_detach(struct htt_pdev_t *pdev); |
| 472 | |
| 473 | int htt_rx_ipa_uc_detach(struct htt_pdev_t *pdev); |
| 474 | #else |
| 475 | static inline int |
| 476 | htt_tx_ipa_uc_attach(struct htt_pdev_t *pdev, |
| 477 | unsigned int uc_tx_buf_sz, |
| 478 | unsigned int uc_tx_buf_cnt, |
| 479 | unsigned int uc_tx_partition_base) |
| 480 | { |
| 481 | return 0; |
| 482 | } |
| 483 | |
| 484 | static inline int |
| 485 | htt_rx_ipa_uc_attach(struct htt_pdev_t *pdev, unsigned int rx_ind_ring_size) |
| 486 | { |
| 487 | return 0; |
| 488 | } |
| 489 | |
| 490 | static inline int htt_tx_ipa_uc_detach(struct htt_pdev_t *pdev) |
| 491 | { |
| 492 | return 0; |
| 493 | } |
| 494 | |
| 495 | static inline int htt_rx_ipa_uc_detach(struct htt_pdev_t *pdev) |
| 496 | { |
| 497 | return 0; |
| 498 | } |
| 499 | #endif /* IPA_OFFLOAD */ |
| 500 | #endif /* _HTT_INTERNAL__H_ */ |