Chaoming Li | 701307a | 2011-05-03 09:48:05 -0500 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright(c) 2009-2010 Realtek Corporation. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of version 2 of the GNU General Public License as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License along with |
| 15 | * this program; if not, write to the Free Software Foundation, Inc., |
| 16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| 17 | * |
| 18 | * The full GNU General Public License is included in this distribution in the |
| 19 | * file called LICENSE. |
| 20 | * |
| 21 | * Contact Information: |
| 22 | * wlanfae <wlanfae@realtek.com> |
| 23 | * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, |
| 24 | * Hsinchu 300, Taiwan. |
| 25 | * |
| 26 | * Larry Finger <Larry.Finger@lwfinger.net> |
| 27 | * |
| 28 | *****************************************************************************/ |
| 29 | |
| 30 | #include "../wifi.h" |
| 31 | #include "../pci.h" |
| 32 | #include "../base.h" |
| 33 | #include "reg.h" |
| 34 | #include "def.h" |
| 35 | #include "fw.h" |
| 36 | |
| 37 | static void _rtl92s_fw_set_rqpn(struct ieee80211_hw *hw) |
| 38 | { |
| 39 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 40 | |
| 41 | rtl_write_dword(rtlpriv, RQPN, 0xffffffff); |
| 42 | rtl_write_dword(rtlpriv, RQPN + 4, 0xffffffff); |
| 43 | rtl_write_byte(rtlpriv, RQPN + 8, 0xff); |
| 44 | rtl_write_byte(rtlpriv, RQPN + 0xB, 0x80); |
| 45 | } |
| 46 | |
| 47 | static bool _rtl92s_firmware_enable_cpu(struct ieee80211_hw *hw) |
| 48 | { |
| 49 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 50 | u32 ichecktime = 200; |
| 51 | u16 tmpu2b; |
| 52 | u8 tmpu1b, cpustatus = 0; |
| 53 | |
| 54 | _rtl92s_fw_set_rqpn(hw); |
| 55 | |
| 56 | /* Enable CPU. */ |
| 57 | tmpu1b = rtl_read_byte(rtlpriv, SYS_CLKR); |
| 58 | /* AFE source */ |
| 59 | rtl_write_byte(rtlpriv, SYS_CLKR, (tmpu1b | SYS_CPU_CLKSEL)); |
| 60 | |
| 61 | tmpu2b = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN); |
| 62 | rtl_write_word(rtlpriv, REG_SYS_FUNC_EN, (tmpu2b | FEN_CPUEN)); |
| 63 | |
| 64 | /* Polling IMEM Ready after CPU has refilled. */ |
| 65 | do { |
| 66 | cpustatus = rtl_read_byte(rtlpriv, TCR); |
| 67 | if (cpustatus & IMEM_RDY) { |
| 68 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, |
| 69 | ("IMEM Ready after CPU has refilled.\n")); |
| 70 | break; |
| 71 | } |
| 72 | |
| 73 | udelay(100); |
| 74 | } while (ichecktime--); |
| 75 | |
| 76 | if (!(cpustatus & IMEM_RDY)) |
| 77 | return false; |
| 78 | |
| 79 | return true; |
| 80 | } |
| 81 | |
| 82 | static enum fw_status _rtl92s_firmware_get_nextstatus( |
| 83 | enum fw_status fw_currentstatus) |
| 84 | { |
| 85 | enum fw_status next_fwstatus = 0; |
| 86 | |
| 87 | switch (fw_currentstatus) { |
| 88 | case FW_STATUS_INIT: |
| 89 | next_fwstatus = FW_STATUS_LOAD_IMEM; |
| 90 | break; |
| 91 | case FW_STATUS_LOAD_IMEM: |
| 92 | next_fwstatus = FW_STATUS_LOAD_EMEM; |
| 93 | break; |
| 94 | case FW_STATUS_LOAD_EMEM: |
| 95 | next_fwstatus = FW_STATUS_LOAD_DMEM; |
| 96 | break; |
| 97 | case FW_STATUS_LOAD_DMEM: |
| 98 | next_fwstatus = FW_STATUS_READY; |
| 99 | break; |
| 100 | default: |
| 101 | break; |
| 102 | } |
| 103 | |
| 104 | return next_fwstatus; |
| 105 | } |
| 106 | |
| 107 | static u8 _rtl92s_firmware_header_map_rftype(struct ieee80211_hw *hw) |
| 108 | { |
| 109 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 110 | struct rtl_phy *rtlphy = &(rtlpriv->phy); |
| 111 | |
| 112 | switch (rtlphy->rf_type) { |
| 113 | case RF_1T1R: |
| 114 | return 0x11; |
| 115 | break; |
| 116 | case RF_1T2R: |
| 117 | return 0x12; |
| 118 | break; |
| 119 | case RF_2T2R: |
| 120 | return 0x22; |
| 121 | break; |
| 122 | default: |
| 123 | RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG, |
| 124 | ("Unknown RF type(%x)\n", |
| 125 | rtlphy->rf_type)); |
| 126 | break; |
| 127 | } |
| 128 | return 0x22; |
| 129 | } |
| 130 | |
| 131 | static void _rtl92s_firmwareheader_priveupdate(struct ieee80211_hw *hw, |
| 132 | struct fw_priv *pfw_priv) |
| 133 | { |
| 134 | /* Update RF types for RATR settings. */ |
| 135 | pfw_priv->rf_config = _rtl92s_firmware_header_map_rftype(hw); |
| 136 | } |
| 137 | |
| 138 | |
| 139 | |
| 140 | static bool _rtl92s_cmd_send_packet(struct ieee80211_hw *hw, |
| 141 | struct sk_buff *skb, u8 last) |
| 142 | { |
| 143 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 144 | struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); |
| 145 | struct rtl8192_tx_ring *ring; |
| 146 | struct rtl_tx_desc *pdesc; |
| 147 | unsigned long flags; |
| 148 | u8 idx = 0; |
| 149 | |
| 150 | ring = &rtlpci->tx_ring[TXCMD_QUEUE]; |
| 151 | |
| 152 | spin_lock_irqsave(&rtlpriv->locks.irq_th_lock, flags); |
| 153 | |
| 154 | idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries; |
| 155 | pdesc = &ring->desc[idx]; |
| 156 | rtlpriv->cfg->ops->fill_tx_cmddesc(hw, (u8 *)pdesc, 1, 1, skb); |
| 157 | __skb_queue_tail(&ring->queue, skb); |
| 158 | |
| 159 | spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags); |
| 160 | |
| 161 | return true; |
| 162 | } |
| 163 | |
| 164 | static bool _rtl92s_firmware_downloadcode(struct ieee80211_hw *hw, |
| 165 | u8 *code_virtual_address, u32 buffer_len) |
| 166 | { |
| 167 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 168 | struct sk_buff *skb; |
| 169 | struct rtl_tcb_desc *tcb_desc; |
| 170 | unsigned char *seg_ptr; |
| 171 | u16 frag_threshold = MAX_FIRMWARE_CODE_SIZE; |
| 172 | u16 frag_length, frag_offset = 0; |
| 173 | u16 extra_descoffset = 0; |
| 174 | u8 last_inipkt = 0; |
| 175 | |
| 176 | _rtl92s_fw_set_rqpn(hw); |
| 177 | |
| 178 | if (buffer_len >= MAX_FIRMWARE_CODE_SIZE) { |
| 179 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 180 | ("Size over FIRMWARE_CODE_SIZE!\n")); |
| 181 | |
| 182 | return false; |
| 183 | } |
| 184 | |
| 185 | extra_descoffset = 0; |
| 186 | |
| 187 | do { |
| 188 | if ((buffer_len - frag_offset) > frag_threshold) { |
| 189 | frag_length = frag_threshold + extra_descoffset; |
| 190 | } else { |
| 191 | frag_length = (u16)(buffer_len - frag_offset + |
| 192 | extra_descoffset); |
| 193 | last_inipkt = 1; |
| 194 | } |
| 195 | |
| 196 | /* Allocate skb buffer to contain firmware */ |
| 197 | /* info and tx descriptor info. */ |
| 198 | skb = dev_alloc_skb(frag_length); |
| 199 | skb_reserve(skb, extra_descoffset); |
| 200 | seg_ptr = (u8 *)skb_put(skb, (u32)(frag_length - |
| 201 | extra_descoffset)); |
| 202 | memcpy(seg_ptr, code_virtual_address + frag_offset, |
| 203 | (u32)(frag_length - extra_descoffset)); |
| 204 | |
| 205 | tcb_desc = (struct rtl_tcb_desc *)(skb->cb); |
| 206 | tcb_desc->queue_index = TXCMD_QUEUE; |
| 207 | tcb_desc->cmd_or_init = DESC_PACKET_TYPE_INIT; |
| 208 | tcb_desc->last_inipkt = last_inipkt; |
| 209 | |
| 210 | _rtl92s_cmd_send_packet(hw, skb, last_inipkt); |
| 211 | |
| 212 | frag_offset += (frag_length - extra_descoffset); |
| 213 | |
| 214 | } while (frag_offset < buffer_len); |
| 215 | |
| 216 | rtl_write_byte(rtlpriv, TP_POLL, TPPOLL_CQ); |
| 217 | |
| 218 | return true ; |
| 219 | } |
| 220 | |
| 221 | static bool _rtl92s_firmware_checkready(struct ieee80211_hw *hw, |
| 222 | u8 loadfw_status) |
| 223 | { |
| 224 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 225 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
| 226 | struct rt_firmware *firmware = (struct rt_firmware *)rtlhal->pfirmware; |
| 227 | u32 tmpu4b; |
| 228 | u8 cpustatus = 0; |
| 229 | short pollingcnt = 1000; |
| 230 | bool rtstatus = true; |
| 231 | |
| 232 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, ("LoadStaus(%d)\n", |
| 233 | loadfw_status)); |
| 234 | |
| 235 | firmware->fwstatus = (enum fw_status)loadfw_status; |
| 236 | |
| 237 | switch (loadfw_status) { |
| 238 | case FW_STATUS_LOAD_IMEM: |
| 239 | /* Polling IMEM code done. */ |
| 240 | do { |
| 241 | cpustatus = rtl_read_byte(rtlpriv, TCR); |
| 242 | if (cpustatus & IMEM_CODE_DONE) |
| 243 | break; |
| 244 | udelay(5); |
| 245 | } while (pollingcnt--); |
| 246 | |
| 247 | if (!(cpustatus & IMEM_CHK_RPT) || (pollingcnt <= 0)) { |
| 248 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 249 | ("FW_STATUS_LOAD_IMEM" |
| 250 | " FAIL CPU, Status=%x\r\n", cpustatus)); |
| 251 | goto status_check_fail; |
| 252 | } |
| 253 | break; |
| 254 | |
| 255 | case FW_STATUS_LOAD_EMEM: |
| 256 | /* Check Put Code OK and Turn On CPU */ |
| 257 | /* Polling EMEM code done. */ |
| 258 | do { |
| 259 | cpustatus = rtl_read_byte(rtlpriv, TCR); |
| 260 | if (cpustatus & EMEM_CODE_DONE) |
| 261 | break; |
| 262 | udelay(5); |
| 263 | } while (pollingcnt--); |
| 264 | |
| 265 | if (!(cpustatus & EMEM_CHK_RPT) || (pollingcnt <= 0)) { |
| 266 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 267 | ("FW_STATUS_LOAD_EMEM" |
| 268 | " FAIL CPU, Status=%x\r\n", cpustatus)); |
| 269 | goto status_check_fail; |
| 270 | } |
| 271 | |
| 272 | /* Turn On CPU */ |
| 273 | rtstatus = _rtl92s_firmware_enable_cpu(hw); |
| 274 | if (rtstatus != true) { |
| 275 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 276 | ("Enable CPU fail!\n")); |
| 277 | goto status_check_fail; |
| 278 | } |
| 279 | break; |
| 280 | |
| 281 | case FW_STATUS_LOAD_DMEM: |
| 282 | /* Polling DMEM code done */ |
| 283 | do { |
| 284 | cpustatus = rtl_read_byte(rtlpriv, TCR); |
| 285 | if (cpustatus & DMEM_CODE_DONE) |
| 286 | break; |
| 287 | udelay(5); |
| 288 | } while (pollingcnt--); |
| 289 | |
| 290 | if (!(cpustatus & DMEM_CODE_DONE) || (pollingcnt <= 0)) { |
| 291 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 292 | ("Polling DMEM code done" |
| 293 | " fail ! cpustatus(%#x)\n", cpustatus)); |
| 294 | goto status_check_fail; |
| 295 | } |
| 296 | |
| 297 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, |
| 298 | ("DMEM code download success," |
| 299 | " cpustatus(%#x)\n", cpustatus)); |
| 300 | |
| 301 | /* Prevent Delay too much and being scheduled out */ |
| 302 | /* Polling Load Firmware ready */ |
| 303 | pollingcnt = 2000; |
| 304 | do { |
| 305 | cpustatus = rtl_read_byte(rtlpriv, TCR); |
| 306 | if (cpustatus & FWRDY) |
| 307 | break; |
| 308 | udelay(40); |
| 309 | } while (pollingcnt--); |
| 310 | |
| 311 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, |
| 312 | ("Polling Load Firmware ready," |
| 313 | " cpustatus(%x)\n", cpustatus)); |
| 314 | |
| 315 | if (((cpustatus & LOAD_FW_READY) != LOAD_FW_READY) || |
| 316 | (pollingcnt <= 0)) { |
| 317 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 318 | ("Polling Load Firmware" |
| 319 | " ready fail ! cpustatus(%x)\n", cpustatus)); |
| 320 | goto status_check_fail; |
| 321 | } |
| 322 | |
| 323 | /* If right here, we can set TCR/RCR to desired value */ |
| 324 | /* and config MAC lookback mode to normal mode */ |
| 325 | tmpu4b = rtl_read_dword(rtlpriv, TCR); |
| 326 | rtl_write_dword(rtlpriv, TCR, (tmpu4b & (~TCR_ICV))); |
| 327 | |
| 328 | tmpu4b = rtl_read_dword(rtlpriv, RCR); |
| 329 | rtl_write_dword(rtlpriv, RCR, (tmpu4b | RCR_APPFCS | |
| 330 | RCR_APP_ICV | RCR_APP_MIC)); |
| 331 | |
| 332 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, |
| 333 | ("Current RCR settings(%#x)\n", tmpu4b)); |
| 334 | |
| 335 | /* Set to normal mode. */ |
| 336 | rtl_write_byte(rtlpriv, LBKMD_SEL, LBK_NORMAL); |
| 337 | break; |
| 338 | |
| 339 | default: |
| 340 | RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG, |
| 341 | ("Unknown status check!\n")); |
| 342 | rtstatus = false; |
| 343 | break; |
| 344 | } |
| 345 | |
| 346 | status_check_fail: |
| 347 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, ("loadfw_status(%d), " |
| 348 | "rtstatus(%x)\n", loadfw_status, rtstatus)); |
| 349 | return rtstatus; |
| 350 | } |
| 351 | |
| 352 | int rtl92s_download_fw(struct ieee80211_hw *hw) |
| 353 | { |
| 354 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 355 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
| 356 | struct rt_firmware *firmware = NULL; |
| 357 | struct fw_hdr *pfwheader; |
| 358 | struct fw_priv *pfw_priv = NULL; |
| 359 | u8 *puc_mappedfile = NULL; |
| 360 | u32 ul_filelength = 0; |
| 361 | u32 file_length = 0; |
| 362 | u8 fwhdr_size = RT_8192S_FIRMWARE_HDR_SIZE; |
| 363 | u8 fwstatus = FW_STATUS_INIT; |
| 364 | bool rtstatus = true; |
| 365 | |
| 366 | if (!rtlhal->pfirmware) |
| 367 | return 1; |
| 368 | |
| 369 | firmware = (struct rt_firmware *)rtlhal->pfirmware; |
| 370 | firmware->fwstatus = FW_STATUS_INIT; |
| 371 | |
| 372 | puc_mappedfile = firmware->sz_fw_tmpbuffer; |
| 373 | file_length = firmware->sz_fw_tmpbufferlen; |
| 374 | |
| 375 | /* 1. Retrieve FW header. */ |
| 376 | firmware->pfwheader = (struct fw_hdr *) puc_mappedfile; |
| 377 | pfwheader = firmware->pfwheader; |
| 378 | firmware->firmwareversion = byte(pfwheader->version, 0); |
| 379 | firmware->pfwheader->fwpriv.hci_sel = 1;/* pcie */ |
| 380 | |
| 381 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, ("signature:%x, version:" |
| 382 | "%x, size:%x," |
| 383 | "imemsize:%x, sram size:%x\n", pfwheader->signature, |
| 384 | pfwheader->version, pfwheader->dmem_size, |
| 385 | pfwheader->img_imem_size, pfwheader->img_sram_size)); |
| 386 | |
| 387 | /* 2. Retrieve IMEM image. */ |
| 388 | if ((pfwheader->img_imem_size == 0) || (pfwheader->img_imem_size > |
| 389 | sizeof(firmware->fw_imem))) { |
| 390 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 391 | ("memory for data image is less than IMEM required\n")); |
| 392 | goto fail; |
| 393 | } else { |
| 394 | puc_mappedfile += fwhdr_size; |
| 395 | |
| 396 | memcpy(firmware->fw_imem, puc_mappedfile, |
| 397 | pfwheader->img_imem_size); |
| 398 | firmware->fw_imem_len = pfwheader->img_imem_size; |
| 399 | } |
| 400 | |
| 401 | /* 3. Retriecve EMEM image. */ |
| 402 | if (pfwheader->img_sram_size > sizeof(firmware->fw_emem)) { |
| 403 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 404 | ("memory for data image is less than EMEM required\n")); |
| 405 | goto fail; |
| 406 | } else { |
| 407 | puc_mappedfile += firmware->fw_imem_len; |
| 408 | |
| 409 | memcpy(firmware->fw_emem, puc_mappedfile, |
| 410 | pfwheader->img_sram_size); |
| 411 | firmware->fw_emem_len = pfwheader->img_sram_size; |
| 412 | } |
| 413 | |
| 414 | /* 4. download fw now */ |
| 415 | fwstatus = _rtl92s_firmware_get_nextstatus(firmware->fwstatus); |
| 416 | while (fwstatus != FW_STATUS_READY) { |
| 417 | /* Image buffer redirection. */ |
| 418 | switch (fwstatus) { |
| 419 | case FW_STATUS_LOAD_IMEM: |
| 420 | puc_mappedfile = firmware->fw_imem; |
| 421 | ul_filelength = firmware->fw_imem_len; |
| 422 | break; |
| 423 | case FW_STATUS_LOAD_EMEM: |
| 424 | puc_mappedfile = firmware->fw_emem; |
| 425 | ul_filelength = firmware->fw_emem_len; |
| 426 | break; |
| 427 | case FW_STATUS_LOAD_DMEM: |
| 428 | /* Partial update the content of header private. */ |
| 429 | pfwheader = firmware->pfwheader; |
| 430 | pfw_priv = &pfwheader->fwpriv; |
| 431 | _rtl92s_firmwareheader_priveupdate(hw, pfw_priv); |
| 432 | puc_mappedfile = (u8 *)(firmware->pfwheader) + |
| 433 | RT_8192S_FIRMWARE_HDR_EXCLUDE_PRI_SIZE; |
| 434 | ul_filelength = fwhdr_size - |
| 435 | RT_8192S_FIRMWARE_HDR_EXCLUDE_PRI_SIZE; |
| 436 | break; |
| 437 | default: |
| 438 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 439 | ("Unexpected Download step!!\n")); |
| 440 | goto fail; |
| 441 | break; |
| 442 | } |
| 443 | |
| 444 | /* <2> Download image file */ |
| 445 | rtstatus = _rtl92s_firmware_downloadcode(hw, puc_mappedfile, |
| 446 | ul_filelength); |
| 447 | |
| 448 | if (rtstatus != true) { |
| 449 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, ("fail!\n")); |
| 450 | goto fail; |
| 451 | } |
| 452 | |
| 453 | /* <3> Check whether load FW process is ready */ |
| 454 | rtstatus = _rtl92s_firmware_checkready(hw, fwstatus); |
| 455 | if (rtstatus != true) { |
| 456 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, ("fail!\n")); |
| 457 | goto fail; |
| 458 | } |
| 459 | |
| 460 | fwstatus = _rtl92s_firmware_get_nextstatus(firmware->fwstatus); |
| 461 | } |
| 462 | |
| 463 | return rtstatus; |
| 464 | fail: |
| 465 | return 0; |
| 466 | } |
| 467 | |
| 468 | static u32 _rtl92s_fill_h2c_cmd(struct sk_buff *skb, u32 h2cbufferlen, |
| 469 | u32 cmd_num, u32 *pelement_id, u32 *pcmd_len, |
| 470 | u8 **pcmb_buffer, u8 *cmd_start_seq) |
| 471 | { |
| 472 | u32 totallen = 0, len = 0, tx_desclen = 0; |
| 473 | u32 pre_continueoffset = 0; |
| 474 | u8 *ph2c_buffer; |
| 475 | u8 i = 0; |
| 476 | |
| 477 | do { |
| 478 | /* 8 - Byte aligment */ |
| 479 | len = H2C_TX_CMD_HDR_LEN + N_BYTE_ALIGMENT(pcmd_len[i], 8); |
| 480 | |
| 481 | /* Buffer length is not enough */ |
| 482 | if (h2cbufferlen < totallen + len + tx_desclen) |
| 483 | break; |
| 484 | |
| 485 | /* Clear content */ |
| 486 | ph2c_buffer = (u8 *)skb_put(skb, (u32)len); |
| 487 | memset((ph2c_buffer + totallen + tx_desclen), 0, len); |
| 488 | |
| 489 | /* CMD len */ |
| 490 | SET_BITS_TO_LE_4BYTE((ph2c_buffer + totallen + tx_desclen), |
| 491 | 0, 16, pcmd_len[i]); |
| 492 | |
| 493 | /* CMD ID */ |
| 494 | SET_BITS_TO_LE_4BYTE((ph2c_buffer + totallen + tx_desclen), |
| 495 | 16, 8, pelement_id[i]); |
| 496 | |
| 497 | /* CMD Sequence */ |
| 498 | *cmd_start_seq = *cmd_start_seq % 0x80; |
| 499 | SET_BITS_TO_LE_4BYTE((ph2c_buffer + totallen + tx_desclen), |
| 500 | 24, 7, *cmd_start_seq); |
| 501 | ++*cmd_start_seq; |
| 502 | |
| 503 | /* Copy memory */ |
| 504 | memcpy((ph2c_buffer + totallen + tx_desclen + |
| 505 | H2C_TX_CMD_HDR_LEN), pcmb_buffer[i], pcmd_len[i]); |
| 506 | |
| 507 | /* CMD continue */ |
| 508 | /* set the continue in prevoius cmd. */ |
| 509 | if (i < cmd_num - 1) |
| 510 | SET_BITS_TO_LE_4BYTE((ph2c_buffer + pre_continueoffset), |
| 511 | 31, 1, 1); |
| 512 | |
| 513 | pre_continueoffset = totallen; |
| 514 | |
| 515 | totallen += len; |
| 516 | } while (++i < cmd_num); |
| 517 | |
| 518 | return totallen; |
| 519 | } |
| 520 | |
| 521 | static u32 _rtl92s_get_h2c_cmdlen(u32 h2cbufferlen, u32 cmd_num, u32 *pcmd_len) |
| 522 | { |
| 523 | u32 totallen = 0, len = 0, tx_desclen = 0; |
| 524 | u8 i = 0; |
| 525 | |
| 526 | do { |
| 527 | /* 8 - Byte aligment */ |
| 528 | len = H2C_TX_CMD_HDR_LEN + N_BYTE_ALIGMENT(pcmd_len[i], 8); |
| 529 | |
| 530 | /* Buffer length is not enough */ |
| 531 | if (h2cbufferlen < totallen + len + tx_desclen) |
| 532 | break; |
| 533 | |
| 534 | totallen += len; |
| 535 | } while (++i < cmd_num); |
| 536 | |
| 537 | return totallen + tx_desclen; |
| 538 | } |
| 539 | |
| 540 | static bool _rtl92s_firmware_set_h2c_cmd(struct ieee80211_hw *hw, u8 h2c_cmd, |
| 541 | u8 *pcmd_buffer) |
| 542 | { |
| 543 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 544 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
| 545 | struct rtl_tcb_desc *cb_desc; |
| 546 | struct sk_buff *skb; |
| 547 | u32 element_id = 0; |
| 548 | u32 cmd_len = 0; |
| 549 | u32 len; |
| 550 | |
| 551 | switch (h2c_cmd) { |
| 552 | case FW_H2C_SETPWRMODE: |
| 553 | element_id = H2C_SETPWRMODE_CMD ; |
| 554 | cmd_len = sizeof(struct h2c_set_pwrmode_parm); |
| 555 | break; |
| 556 | case FW_H2C_JOINBSSRPT: |
| 557 | element_id = H2C_JOINBSSRPT_CMD; |
| 558 | cmd_len = sizeof(struct h2c_joinbss_rpt_parm); |
| 559 | break; |
| 560 | case FW_H2C_WOWLAN_UPDATE_GTK: |
| 561 | element_id = H2C_WOWLAN_UPDATE_GTK_CMD; |
| 562 | cmd_len = sizeof(struct h2c_wpa_two_way_parm); |
| 563 | break; |
| 564 | case FW_H2C_WOWLAN_UPDATE_IV: |
| 565 | element_id = H2C_WOWLAN_UPDATE_IV_CMD; |
| 566 | cmd_len = sizeof(unsigned long long); |
| 567 | break; |
| 568 | case FW_H2C_WOWLAN_OFFLOAD: |
| 569 | element_id = H2C_WOWLAN_FW_OFFLOAD; |
| 570 | cmd_len = sizeof(u8); |
| 571 | break; |
| 572 | default: |
| 573 | break; |
| 574 | } |
| 575 | |
| 576 | len = _rtl92s_get_h2c_cmdlen(MAX_TRANSMIT_BUFFER_SIZE, 1, &cmd_len); |
| 577 | skb = dev_alloc_skb(len); |
| 578 | cb_desc = (struct rtl_tcb_desc *)(skb->cb); |
| 579 | cb_desc->queue_index = TXCMD_QUEUE; |
| 580 | cb_desc->cmd_or_init = DESC_PACKET_TYPE_NORMAL; |
| 581 | cb_desc->last_inipkt = false; |
| 582 | |
| 583 | _rtl92s_fill_h2c_cmd(skb, MAX_TRANSMIT_BUFFER_SIZE, 1, &element_id, |
| 584 | &cmd_len, &pcmd_buffer, &rtlhal->h2c_txcmd_seq); |
| 585 | _rtl92s_cmd_send_packet(hw, skb, false); |
| 586 | rtlpriv->cfg->ops->tx_polling(hw, TXCMD_QUEUE); |
| 587 | |
| 588 | return true; |
| 589 | } |
| 590 | |
| 591 | void rtl92s_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 Mode) |
| 592 | { |
| 593 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 594 | struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
| 595 | struct h2c_set_pwrmode_parm pwrmode; |
| 596 | u16 max_wakeup_period = 0; |
| 597 | |
| 598 | pwrmode.mode = Mode; |
| 599 | pwrmode.flag_low_traffic_en = 0; |
| 600 | pwrmode.flag_lpnav_en = 0; |
| 601 | pwrmode.flag_rf_low_snr_en = 0; |
| 602 | pwrmode.flag_dps_en = 0; |
| 603 | pwrmode.bcn_rx_en = 0; |
| 604 | pwrmode.bcn_to = 0; |
| 605 | SET_BITS_TO_LE_2BYTE((u8 *)(&pwrmode) + 8, 0, 16, |
| 606 | mac->vif->bss_conf.beacon_int); |
| 607 | pwrmode.app_itv = 0; |
| 608 | pwrmode.awake_bcn_itvl = ppsc->reg_max_lps_awakeintvl; |
| 609 | pwrmode.smart_ps = 1; |
| 610 | pwrmode.bcn_pass_period = 10; |
| 611 | |
| 612 | /* Set beacon pass count */ |
| 613 | if (pwrmode.mode == FW_PS_MIN_MODE) |
| 614 | max_wakeup_period = mac->vif->bss_conf.beacon_int; |
| 615 | else if (pwrmode.mode == FW_PS_MAX_MODE) |
| 616 | max_wakeup_period = mac->vif->bss_conf.beacon_int * |
| 617 | mac->vif->bss_conf.dtim_period; |
| 618 | |
| 619 | if (max_wakeup_period >= 500) |
| 620 | pwrmode.bcn_pass_cnt = 1; |
| 621 | else if ((max_wakeup_period >= 300) && (max_wakeup_period < 500)) |
| 622 | pwrmode.bcn_pass_cnt = 2; |
| 623 | else if ((max_wakeup_period >= 200) && (max_wakeup_period < 300)) |
| 624 | pwrmode.bcn_pass_cnt = 3; |
| 625 | else if ((max_wakeup_period >= 20) && (max_wakeup_period < 200)) |
| 626 | pwrmode.bcn_pass_cnt = 5; |
| 627 | else |
| 628 | pwrmode.bcn_pass_cnt = 1; |
| 629 | |
| 630 | _rtl92s_firmware_set_h2c_cmd(hw, FW_H2C_SETPWRMODE, (u8 *)&pwrmode); |
| 631 | |
| 632 | } |
| 633 | |
| 634 | void rtl92s_set_fw_joinbss_report_cmd(struct ieee80211_hw *hw, |
| 635 | u8 mstatus, u8 ps_qosinfo) |
| 636 | { |
| 637 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 638 | struct h2c_joinbss_rpt_parm joinbss_rpt; |
| 639 | |
| 640 | joinbss_rpt.opmode = mstatus; |
| 641 | joinbss_rpt.ps_qos_info = ps_qosinfo; |
| 642 | joinbss_rpt.bssid[0] = mac->bssid[0]; |
| 643 | joinbss_rpt.bssid[1] = mac->bssid[1]; |
| 644 | joinbss_rpt.bssid[2] = mac->bssid[2]; |
| 645 | joinbss_rpt.bssid[3] = mac->bssid[3]; |
| 646 | joinbss_rpt.bssid[4] = mac->bssid[4]; |
| 647 | joinbss_rpt.bssid[5] = mac->bssid[5]; |
| 648 | SET_BITS_TO_LE_2BYTE((u8 *)(&joinbss_rpt) + 8, 0, 16, |
| 649 | mac->vif->bss_conf.beacon_int); |
| 650 | SET_BITS_TO_LE_2BYTE((u8 *)(&joinbss_rpt) + 10, 0, 16, mac->assoc_id); |
| 651 | |
| 652 | _rtl92s_firmware_set_h2c_cmd(hw, FW_H2C_JOINBSSRPT, (u8 *)&joinbss_rpt); |
| 653 | } |
| 654 | |