1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright(c) 2009-2012 Realtek Corporation.*/ 3 4 #include "../wifi.h" 5 #include "../pci.h" 6 #include "../ps.h" 7 #include "../core.h" 8 #include "reg.h" 9 #include "def.h" 10 #include "phy.h" 11 #include "../rtl8192c/phy_common.h" 12 #include "rf.h" 13 #include "dm.h" 14 #include "../rtl8192c/dm_common.h" 15 #include "../rtl8192c/fw_common.h" 16 #include "table.h" 17 18 u32 rtl92cu_phy_query_rf_reg(struct ieee80211_hw *hw, 19 enum radio_path rfpath, u32 regaddr, u32 bitmask) 20 { 21 struct rtl_priv *rtlpriv = rtl_priv(hw); 22 u32 original_value, readback_value, bitshift; 23 struct rtl_phy *rtlphy = &(rtlpriv->phy); 24 25 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, 26 "regaddr(%#x), rfpath(%#x), bitmask(%#x)\n", 27 regaddr, rfpath, bitmask); 28 if (rtlphy->rf_mode != RF_OP_BY_FW) { 29 original_value = _rtl92c_phy_rf_serial_read(hw, 30 rfpath, regaddr); 31 } else { 32 original_value = _rtl92c_phy_fw_rf_serial_read(hw, 33 rfpath, regaddr); 34 } 35 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); 36 readback_value = (original_value & bitmask) >> bitshift; 37 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, 38 "regaddr(%#x), rfpath(%#x), bitmask(%#x), original_value(%#x)\n", 39 regaddr, rfpath, bitmask, original_value); 40 return readback_value; 41 } 42 43 void rtl92cu_phy_set_rf_reg(struct ieee80211_hw *hw, 44 enum radio_path rfpath, 45 u32 regaddr, u32 bitmask, u32 data) 46 { 47 struct rtl_priv *rtlpriv = rtl_priv(hw); 48 struct rtl_phy *rtlphy = &(rtlpriv->phy); 49 u32 original_value, bitshift; 50 51 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, 52 "regaddr(%#x), bitmask(%#x), data(%#x), rfpath(%#x)\n", 53 regaddr, bitmask, data, rfpath); 54 if (rtlphy->rf_mode != RF_OP_BY_FW) { 55 if (bitmask != RFREG_OFFSET_MASK) { 56 original_value = _rtl92c_phy_rf_serial_read(hw, 57 rfpath, 58 regaddr); 59 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); 60 data = 61 ((original_value & (~bitmask)) | 62 (data << bitshift)); 63 } 64 _rtl92c_phy_rf_serial_write(hw, rfpath, regaddr, data); 65 } else { 66 if (bitmask != RFREG_OFFSET_MASK) { 67 original_value = _rtl92c_phy_fw_rf_serial_read(hw, 68 rfpath, 69 regaddr); 70 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); 71 data = 72 ((original_value & (~bitmask)) | 73 (data << bitshift)); 74 } 75 _rtl92c_phy_fw_rf_serial_write(hw, rfpath, regaddr, data); 76 } 77 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, 78 "regaddr(%#x), bitmask(%#x), data(%#x), rfpath(%#x)\n", 79 regaddr, bitmask, data, rfpath); 80 } 81 82 bool rtl92cu_phy_mac_config(struct ieee80211_hw *hw) 83 { 84 bool rtstatus; 85 86 rtstatus = _rtl92cu_phy_config_mac_with_headerfile(hw); 87 return rtstatus; 88 } 89 90 bool rtl92cu_phy_bb_config(struct ieee80211_hw *hw) 91 { 92 bool rtstatus = true; 93 struct rtl_priv *rtlpriv = rtl_priv(hw); 94 u16 regval; 95 u32 regval32; 96 u8 b_reg_hwparafile = 1; 97 98 _rtl92c_phy_init_bb_rf_register_definition(hw); 99 regval = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN); 100 rtl_write_word(rtlpriv, REG_SYS_FUNC_EN, regval | BIT(13) | 101 BIT(0) | BIT(1)); 102 rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL, 0x83); 103 rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL + 1, 0xdb); 104 rtl_write_byte(rtlpriv, REG_RF_CTRL, RF_EN | RF_RSTB | RF_SDMRSTB); 105 rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, FEN_USBA | FEN_USBD | 106 FEN_BB_GLB_RSTN | FEN_BBRSTB); 107 regval32 = rtl_read_dword(rtlpriv, 0x87c); 108 rtl_write_dword(rtlpriv, 0x87c, regval32 & (~BIT(31))); 109 rtl_write_byte(rtlpriv, REG_LDOHCI12_CTRL, 0x0f); 110 rtl_write_byte(rtlpriv, REG_AFE_XTAL_CTRL + 1, 0x80); 111 if (b_reg_hwparafile == 1) 112 rtstatus = _rtl92c_phy_bb8192c_config_parafile(hw); 113 return rtstatus; 114 } 115 116 bool _rtl92cu_phy_config_mac_with_headerfile(struct ieee80211_hw *hw) 117 { 118 struct rtl_priv *rtlpriv = rtl_priv(hw); 119 struct rtl_phy *rtlphy = &(rtlpriv->phy); 120 u32 i; 121 u32 arraylength; 122 u32 *ptrarray; 123 124 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Read Rtl819XMACPHY_ARRAY\n"); 125 arraylength = rtlphy->hwparam_tables[MAC_REG].length ; 126 ptrarray = rtlphy->hwparam_tables[MAC_REG].pdata; 127 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Img:RTL8192CUMAC_2T_ARRAY\n"); 128 for (i = 0; i < arraylength; i = i + 2) 129 rtl_write_byte(rtlpriv, ptrarray[i], (u8) ptrarray[i + 1]); 130 return true; 131 } 132 133 bool _rtl92cu_phy_config_bb_with_headerfile(struct ieee80211_hw *hw, 134 u8 configtype) 135 { 136 int i; 137 u32 *phy_regarray_table; 138 u32 *agctab_array_table; 139 u16 phy_reg_arraylen, agctab_arraylen; 140 struct rtl_priv *rtlpriv = rtl_priv(hw); 141 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); 142 struct rtl_phy *rtlphy = &(rtlpriv->phy); 143 144 if (IS_92C_SERIAL(rtlhal->version)) { 145 agctab_arraylen = rtlphy->hwparam_tables[AGCTAB_2T].length; 146 agctab_array_table = rtlphy->hwparam_tables[AGCTAB_2T].pdata; 147 phy_reg_arraylen = rtlphy->hwparam_tables[PHY_REG_2T].length; 148 phy_regarray_table = rtlphy->hwparam_tables[PHY_REG_2T].pdata; 149 } else { 150 agctab_arraylen = rtlphy->hwparam_tables[AGCTAB_1T].length; 151 agctab_array_table = rtlphy->hwparam_tables[AGCTAB_1T].pdata; 152 phy_reg_arraylen = rtlphy->hwparam_tables[PHY_REG_1T].length; 153 phy_regarray_table = rtlphy->hwparam_tables[PHY_REG_1T].pdata; 154 } 155 if (configtype == BASEBAND_CONFIG_PHY_REG) { 156 for (i = 0; i < phy_reg_arraylen; i = i + 2) { 157 rtl_addr_delay(phy_regarray_table[i]); 158 rtl_set_bbreg(hw, phy_regarray_table[i], MASKDWORD, 159 phy_regarray_table[i + 1]); 160 udelay(1); 161 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, 162 "The phy_regarray_table[0] is %x Rtl819XPHY_REGARRAY[1] is %x\n", 163 phy_regarray_table[i], 164 phy_regarray_table[i + 1]); 165 } 166 } else if (configtype == BASEBAND_CONFIG_AGC_TAB) { 167 for (i = 0; i < agctab_arraylen; i = i + 2) { 168 rtl_set_bbreg(hw, agctab_array_table[i], MASKDWORD, 169 agctab_array_table[i + 1]); 170 udelay(1); 171 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, 172 "The agctab_array_table[0] is %x Rtl819XPHY_REGARRAY[1] is %x\n", 173 agctab_array_table[i], 174 agctab_array_table[i + 1]); 175 } 176 } 177 return true; 178 } 179 180 bool _rtl92cu_phy_config_bb_with_pgheaderfile(struct ieee80211_hw *hw, 181 u8 configtype) 182 { 183 struct rtl_priv *rtlpriv = rtl_priv(hw); 184 struct rtl_phy *rtlphy = &(rtlpriv->phy); 185 int i; 186 u32 *phy_regarray_table_pg; 187 u16 phy_regarray_pg_len; 188 189 rtlphy->pwrgroup_cnt = 0; 190 phy_regarray_pg_len = rtlphy->hwparam_tables[PHY_REG_PG].length; 191 phy_regarray_table_pg = rtlphy->hwparam_tables[PHY_REG_PG].pdata; 192 if (configtype == BASEBAND_CONFIG_PHY_REG) { 193 for (i = 0; i < phy_regarray_pg_len; i = i + 3) { 194 rtl_addr_delay(phy_regarray_table_pg[i]); 195 _rtl92c_store_pwrindex_diffrate_offset(hw, 196 phy_regarray_table_pg[i], 197 phy_regarray_table_pg[i + 1], 198 phy_regarray_table_pg[i + 2]); 199 } 200 } else { 201 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, 202 "configtype != BaseBand_Config_PHY_REG\n"); 203 } 204 return true; 205 } 206 207 bool rtl92cu_phy_config_rf_with_headerfile(struct ieee80211_hw *hw, 208 enum radio_path rfpath) 209 { 210 int i; 211 u32 *radioa_array_table; 212 u32 *radiob_array_table; 213 u16 radioa_arraylen, radiob_arraylen; 214 struct rtl_priv *rtlpriv = rtl_priv(hw); 215 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); 216 struct rtl_phy *rtlphy = &(rtlpriv->phy); 217 218 if (IS_92C_SERIAL(rtlhal->version)) { 219 radioa_arraylen = rtlphy->hwparam_tables[RADIOA_2T].length; 220 radioa_array_table = rtlphy->hwparam_tables[RADIOA_2T].pdata; 221 radiob_arraylen = rtlphy->hwparam_tables[RADIOB_2T].length; 222 radiob_array_table = rtlphy->hwparam_tables[RADIOB_2T].pdata; 223 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, 224 "Radio_A:RTL8192CURADIOA_2TARRAY\n"); 225 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, 226 "Radio_B:RTL8192CU_RADIOB_2TARRAY\n"); 227 } else { 228 radioa_arraylen = rtlphy->hwparam_tables[RADIOA_1T].length; 229 radioa_array_table = rtlphy->hwparam_tables[RADIOA_1T].pdata; 230 radiob_arraylen = rtlphy->hwparam_tables[RADIOB_1T].length; 231 radiob_array_table = rtlphy->hwparam_tables[RADIOB_1T].pdata; 232 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, 233 "Radio_A:RTL8192CU_RADIOA_1TARRAY\n"); 234 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, 235 "Radio_B:RTL8192CU_RADIOB_1TARRAY\n"); 236 } 237 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Radio No %x\n", rfpath); 238 switch (rfpath) { 239 case RF90_PATH_A: 240 for (i = 0; i < radioa_arraylen; i = i + 2) { 241 rtl_rfreg_delay(hw, rfpath, radioa_array_table[i], 242 RFREG_OFFSET_MASK, 243 radioa_array_table[i + 1]); 244 } 245 break; 246 case RF90_PATH_B: 247 for (i = 0; i < radiob_arraylen; i = i + 2) { 248 rtl_rfreg_delay(hw, rfpath, radiob_array_table[i], 249 RFREG_OFFSET_MASK, 250 radiob_array_table[i + 1]); 251 } 252 break; 253 case RF90_PATH_C: 254 case RF90_PATH_D: 255 pr_err("switch case %#x not processed\n", rfpath); 256 break; 257 default: 258 break; 259 } 260 return true; 261 } 262 263 void rtl92cu_phy_set_bw_mode_callback(struct ieee80211_hw *hw) 264 { 265 struct rtl_priv *rtlpriv = rtl_priv(hw); 266 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); 267 struct rtl_phy *rtlphy = &(rtlpriv->phy); 268 struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); 269 u8 reg_bw_opmode; 270 u8 reg_prsr_rsc; 271 272 RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, "Switch to %s bandwidth\n", 273 rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20 ? 274 "20MHz" : "40MHz"); 275 if (is_hal_stop(rtlhal)) { 276 rtlphy->set_bwmode_inprogress = false; 277 return; 278 } 279 reg_bw_opmode = rtl_read_byte(rtlpriv, REG_BWOPMODE); 280 reg_prsr_rsc = rtl_read_byte(rtlpriv, REG_RRSR + 2); 281 switch (rtlphy->current_chan_bw) { 282 case HT_CHANNEL_WIDTH_20: 283 reg_bw_opmode |= BW_OPMODE_20MHZ; 284 rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode); 285 break; 286 case HT_CHANNEL_WIDTH_20_40: 287 reg_bw_opmode &= ~BW_OPMODE_20MHZ; 288 rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode); 289 reg_prsr_rsc = 290 (reg_prsr_rsc & 0x90) | (mac->cur_40_prime_sc << 5); 291 rtl_write_byte(rtlpriv, REG_RRSR + 2, reg_prsr_rsc); 292 break; 293 default: 294 pr_err("unknown bandwidth: %#X\n", 295 rtlphy->current_chan_bw); 296 break; 297 } 298 switch (rtlphy->current_chan_bw) { 299 case HT_CHANNEL_WIDTH_20: 300 rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x0); 301 rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x0); 302 rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 1); 303 break; 304 case HT_CHANNEL_WIDTH_20_40: 305 rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x1); 306 rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x1); 307 rtl_set_bbreg(hw, RCCK0_SYSTEM, BCCK_SIDEBAND, 308 (mac->cur_40_prime_sc >> 1)); 309 rtl_set_bbreg(hw, ROFDM1_LSTF, 0xC00, mac->cur_40_prime_sc); 310 rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 0); 311 rtl_set_bbreg(hw, 0x818, (BIT(26) | BIT(27)), 312 (mac->cur_40_prime_sc == 313 HAL_PRIME_CHNL_OFFSET_LOWER) ? 2 : 1); 314 break; 315 default: 316 pr_err("unknown bandwidth: %#X\n", 317 rtlphy->current_chan_bw); 318 break; 319 } 320 rtl92cu_phy_rf6052_set_bandwidth(hw, rtlphy->current_chan_bw); 321 rtlphy->set_bwmode_inprogress = false; 322 RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, "<==\n"); 323 } 324 325 void rtl92cu_bb_block_on(struct ieee80211_hw *hw) 326 { 327 struct rtl_priv *rtlpriv = rtl_priv(hw); 328 329 mutex_lock(&rtlpriv->io.bb_mutex); 330 rtl_set_bbreg(hw, RFPGA0_RFMOD, BCCKEN, 0x1); 331 rtl_set_bbreg(hw, RFPGA0_RFMOD, BOFDMEN, 0x1); 332 mutex_unlock(&rtlpriv->io.bb_mutex); 333 } 334 335 void _rtl92cu_phy_lc_calibrate(struct ieee80211_hw *hw, bool is2t) 336 { 337 u8 tmpreg; 338 u32 rf_a_mode = 0, rf_b_mode = 0, lc_cal; 339 struct rtl_priv *rtlpriv = rtl_priv(hw); 340 341 tmpreg = rtl_read_byte(rtlpriv, 0xd03); 342 343 if ((tmpreg & 0x70) != 0) 344 rtl_write_byte(rtlpriv, 0xd03, tmpreg & 0x8F); 345 else 346 rtl_write_byte(rtlpriv, REG_TXPAUSE, 0xFF); 347 348 if ((tmpreg & 0x70) != 0) { 349 rf_a_mode = rtl_get_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS); 350 if (is2t) 351 rf_b_mode = rtl_get_rfreg(hw, RF90_PATH_B, 0x00, 352 MASK12BITS); 353 rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS, 354 (rf_a_mode & 0x8FFFF) | 0x10000); 355 if (is2t) 356 rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS, 357 (rf_b_mode & 0x8FFFF) | 0x10000); 358 } 359 lc_cal = rtl_get_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS); 360 rtl_set_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS, lc_cal | 0x08000); 361 mdelay(100); 362 if ((tmpreg & 0x70) != 0) { 363 rtl_write_byte(rtlpriv, 0xd03, tmpreg); 364 rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS, rf_a_mode); 365 if (is2t) 366 rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS, 367 rf_b_mode); 368 } else { 369 rtl_write_byte(rtlpriv, REG_TXPAUSE, 0x00); 370 } 371 } 372 373 static bool _rtl92cu_phy_set_rf_power_state(struct ieee80211_hw *hw, 374 enum rf_pwrstate rfpwr_state) 375 { 376 struct rtl_priv *rtlpriv = rtl_priv(hw); 377 struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw); 378 struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); 379 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); 380 bool bresult = true; 381 u8 i, queue_id; 382 struct rtl8192_tx_ring *ring = NULL; 383 384 switch (rfpwr_state) { 385 case ERFON: 386 if ((ppsc->rfpwr_state == ERFOFF) && 387 RT_IN_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC)) { 388 bool rtstatus; 389 u32 init_count = 0; 390 391 do { 392 init_count++; 393 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG, 394 "IPS Set eRf nic enable\n"); 395 rtstatus = rtl_ps_enable_nic(hw); 396 } while (!rtstatus && (init_count < 10)); 397 RT_CLEAR_PS_LEVEL(ppsc, 398 RT_RF_OFF_LEVL_HALT_NIC); 399 } else { 400 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG, 401 "Set ERFON sleeped:%d ms\n", 402 jiffies_to_msecs(jiffies - 403 ppsc->last_sleep_jiffies)); 404 ppsc->last_awake_jiffies = jiffies; 405 rtl92ce_phy_set_rf_on(hw); 406 } 407 if (mac->link_state == MAC80211_LINKED) { 408 rtlpriv->cfg->ops->led_control(hw, 409 LED_CTL_LINK); 410 } else { 411 rtlpriv->cfg->ops->led_control(hw, 412 LED_CTL_NO_LINK); 413 } 414 break; 415 case ERFOFF: 416 for (queue_id = 0, i = 0; 417 queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) { 418 ring = &pcipriv->dev.tx_ring[queue_id]; 419 if (skb_queue_len(&ring->queue) == 0 || 420 queue_id == BEACON_QUEUE) { 421 queue_id++; 422 continue; 423 } else { 424 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, 425 "eRf Off/Sleep: %d times TcbBusyQueue[%d] =%d before doze!\n", 426 i + 1, 427 queue_id, 428 skb_queue_len(&ring->queue)); 429 udelay(10); 430 i++; 431 } 432 if (i >= MAX_DOZE_WAITING_TIMES_9x) { 433 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, 434 "ERFOFF: %d times TcbBusyQueue[%d] = %d !\n", 435 MAX_DOZE_WAITING_TIMES_9x, 436 queue_id, 437 skb_queue_len(&ring->queue)); 438 break; 439 } 440 } 441 if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_HALT_NIC) { 442 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG, 443 "IPS Set eRf nic disable\n"); 444 rtl_ps_disable_nic(hw); 445 RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC); 446 } else { 447 if (ppsc->rfoff_reason == RF_CHANGE_BY_IPS) { 448 rtlpriv->cfg->ops->led_control(hw, 449 LED_CTL_NO_LINK); 450 } else { 451 rtlpriv->cfg->ops->led_control(hw, 452 LED_CTL_POWER_OFF); 453 } 454 } 455 break; 456 case ERFSLEEP: 457 if (ppsc->rfpwr_state == ERFOFF) 458 return false; 459 for (queue_id = 0, i = 0; 460 queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) { 461 ring = &pcipriv->dev.tx_ring[queue_id]; 462 if (skb_queue_len(&ring->queue) == 0) { 463 queue_id++; 464 continue; 465 } else { 466 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, 467 "eRf Off/Sleep: %d times TcbBusyQueue[%d] =%d before doze!\n", 468 i + 1, queue_id, 469 skb_queue_len(&ring->queue)); 470 udelay(10); 471 i++; 472 } 473 if (i >= MAX_DOZE_WAITING_TIMES_9x) { 474 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, 475 "ERFSLEEP: %d times TcbBusyQueue[%d] = %d !\n", 476 MAX_DOZE_WAITING_TIMES_9x, 477 queue_id, 478 skb_queue_len(&ring->queue)); 479 break; 480 } 481 } 482 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG, 483 "Set ERFSLEEP awaked:%d ms\n", 484 jiffies_to_msecs(jiffies - ppsc->last_awake_jiffies)); 485 ppsc->last_sleep_jiffies = jiffies; 486 _rtl92c_phy_set_rf_sleep(hw); 487 break; 488 default: 489 pr_err("switch case %#x not processed\n", 490 rfpwr_state); 491 bresult = false; 492 break; 493 } 494 if (bresult) 495 ppsc->rfpwr_state = rfpwr_state; 496 return bresult; 497 } 498 499 bool rtl92cu_phy_set_rf_power_state(struct ieee80211_hw *hw, 500 enum rf_pwrstate rfpwr_state) 501 { 502 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); 503 bool bresult = false; 504 505 if (rfpwr_state == ppsc->rfpwr_state) 506 return bresult; 507 bresult = _rtl92cu_phy_set_rf_power_state(hw, rfpwr_state); 508 return bresult; 509 } 510