1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright(c) 2009-2010 Realtek Corporation.*/ 3 4 #include "../wifi.h" 5 #include "../core.h" 6 #include "../pci.h" 7 #include "reg.h" 8 #include "def.h" 9 #include "phy.h" 10 #include "dm.h" 11 #include "hw.h" 12 #include "fw.h" 13 #include "trx.h" 14 #include "led.h" 15 #include "table.h" 16 #include "../btcoexist/rtl_btc.h" 17 18 #include <linux/vmalloc.h> 19 #include <linux/module.h> 20 21 static void rtl8821ae_init_aspm_vars(struct ieee80211_hw *hw) 22 { 23 struct rtl_priv *rtlpriv = rtl_priv(hw); 24 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 25 26 /** 27 * ASPM PS mode. 28 * 0 - Disable ASPM, 29 * 1 - Enable ASPM without Clock Req, 30 * 2 - Enable ASPM with Clock Req, 31 * 3 - Alwyas Enable ASPM with Clock Req, 32 * 4 - Always Enable ASPM without Clock Req. 33 * set defult to RTL8192CE:3 RTL8192E:2 34 */ 35 rtlpci->const_pci_aspm = 3; 36 37 /*Setting for PCI-E device */ 38 rtlpci->const_devicepci_aspm_setting = 0x03; 39 40 /*Setting for PCI-E bridge */ 41 rtlpci->const_hostpci_aspm_setting = 0x02; 42 43 /** 44 * In Hw/Sw Radio Off situation. 45 * 0 - Default, 46 * 1 - From ASPM setting without low Mac Pwr, 47 * 2 - From ASPM setting with low Mac Pwr, 48 * 3 - Bus D3 49 * set default to RTL8192CE:0 RTL8192SE:2 50 */ 51 rtlpci->const_hwsw_rfoff_d3 = 0; 52 53 /** 54 * This setting works for those device with 55 * backdoor ASPM setting such as EPHY setting. 56 * 0 - Not support ASPM, 57 * 1 - Support ASPM, 58 * 2 - According to chipset. 59 */ 60 rtlpci->const_support_pciaspm = rtlpriv->cfg->mod_params->aspm_support; 61 } 62 63 /*InitializeVariables8812E*/ 64 static int rtl8821ae_init_sw_vars(struct ieee80211_hw *hw) 65 { 66 int err = 0; 67 struct rtl_priv *rtlpriv = rtl_priv(hw); 68 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 69 struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); 70 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); 71 char *fw_name, *wowlan_fw_name; 72 73 rtl8821ae_bt_reg_init(hw); 74 rtlpriv->btcoexist.btc_ops = rtl_btc_get_ops_pointer(); 75 76 rtlpriv->dm.dm_initialgain_enable = true; 77 rtlpriv->dm.dm_flag = 0; 78 rtlpriv->dm.disable_framebursting = false; 79 rtlpriv->dm.thermalvalue = 0; 80 rtlpci->transmit_config = CFENDFORM | BIT(15) | BIT(24) | BIT(25); 81 82 mac->ht_enable = true; 83 mac->ht_cur_stbc = 0; 84 mac->ht_stbc_cap = 0; 85 mac->vht_cur_ldpc = 0; 86 mac->vht_ldpc_cap = 0; 87 mac->vht_cur_stbc = 0; 88 mac->vht_stbc_cap = 0; 89 90 rtlpriv->rtlhal.current_bandtype = BAND_ON_2_4G; 91 /*following 2 is for register 5G band, refer to _rtl_init_mac80211()*/ 92 rtlpriv->rtlhal.bandset = BAND_ON_BOTH; 93 rtlpriv->rtlhal.macphymode = SINGLEMAC_SINGLEPHY; 94 95 rtlpci->receive_config = (RCR_APPFCS | 96 RCR_APP_MIC | 97 RCR_APP_ICV | 98 RCR_APP_PHYST_RXFF | 99 RCR_NONQOS_VHT | 100 RCR_HTC_LOC_CTRL | 101 RCR_AMF | 102 RCR_ACF | 103 /*This bit controls the PS-Poll packet filter.*/ 104 RCR_ADF | 105 RCR_AICV | 106 RCR_ACRC32 | 107 RCR_AB | 108 RCR_AM | 109 RCR_APM | 110 0); 111 112 rtlpci->irq_mask[0] = 113 (u32)(IMR_PSTIMEOUT | 114 IMR_GTINT3 | 115 IMR_HSISR_IND_ON_INT | 116 IMR_C2HCMD | 117 IMR_HIGHDOK | 118 IMR_MGNTDOK | 119 IMR_BKDOK | 120 IMR_BEDOK | 121 IMR_VIDOK | 122 IMR_VODOK | 123 IMR_RDU | 124 IMR_ROK | 125 0); 126 127 rtlpci->irq_mask[1] = 128 (u32)(IMR_RXFOVW | 129 IMR_TXFOVW | 130 0); 131 rtlpci->sys_irq_mask = (u32)(HSIMR_PDN_INT_EN | 132 HSIMR_RON_INT_EN | 133 0); 134 /* for WOWLAN */ 135 rtlpriv->psc.wo_wlan_mode = WAKE_ON_MAGIC_PACKET | 136 WAKE_ON_PATTERN_MATCH; 137 138 /* for LPS & IPS */ 139 rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps; 140 rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps; 141 rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps; 142 rtlpci->msi_support = rtlpriv->cfg->mod_params->msi_support; 143 rtlpci->int_clear = rtlpriv->cfg->mod_params->int_clear; 144 if (rtlpriv->cfg->mod_params->disable_watchdog) 145 pr_info("watchdog disabled\n"); 146 rtlpriv->psc.reg_fwctrl_lps = 2; 147 rtlpriv->psc.reg_max_lps_awakeintvl = 2; 148 149 /* for ASPM, you can close aspm through 150 * set const_support_pciaspm = 0 151 */ 152 rtl8821ae_init_aspm_vars(hw); 153 154 if (rtlpriv->psc.reg_fwctrl_lps == 1) 155 rtlpriv->psc.fwctrl_psmode = FW_PS_MIN_MODE; 156 else if (rtlpriv->psc.reg_fwctrl_lps == 2) 157 rtlpriv->psc.fwctrl_psmode = FW_PS_MAX_MODE; 158 else if (rtlpriv->psc.reg_fwctrl_lps == 3) 159 rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE; 160 161 /* for firmware buf */ 162 rtlpriv->rtlhal.pfirmware = vzalloc(0x8000); 163 if (!rtlpriv->rtlhal.pfirmware) { 164 pr_err("Can't alloc buffer for fw.\n"); 165 return 1; 166 } 167 rtlpriv->rtlhal.wowlan_firmware = vzalloc(0x8000); 168 if (!rtlpriv->rtlhal.wowlan_firmware) { 169 pr_err("Can't alloc buffer for wowlan fw.\n"); 170 vfree(rtlpriv->rtlhal.pfirmware); 171 rtlpriv->rtlhal.pfirmware = NULL; 172 return 1; 173 } 174 175 if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) { 176 fw_name = "rtlwifi/rtl8812aefw.bin"; 177 wowlan_fw_name = "rtlwifi/rtl8812aefw_wowlan.bin"; 178 } else { 179 fw_name = "rtlwifi/rtl8821aefw_29.bin"; 180 wowlan_fw_name = "rtlwifi/rtl8821aefw_wowlan.bin"; 181 } 182 183 rtlpriv->max_fw_size = 0x8000; 184 /*load normal firmware*/ 185 pr_info("Using firmware %s\n", fw_name); 186 err = request_firmware_nowait(THIS_MODULE, 1, fw_name, 187 rtlpriv->io.dev, GFP_KERNEL, hw, 188 rtl_fw_cb); 189 if (err) { 190 pr_err("Failed to request normal firmware!\n"); 191 vfree(rtlpriv->rtlhal.wowlan_firmware); 192 vfree(rtlpriv->rtlhal.pfirmware); 193 return 1; 194 } 195 /*load wowlan firmware*/ 196 pr_info("Using firmware %s\n", wowlan_fw_name); 197 err = request_firmware_nowait(THIS_MODULE, 1, 198 wowlan_fw_name, 199 rtlpriv->io.dev, GFP_KERNEL, hw, 200 rtl_wowlan_fw_cb); 201 if (err) { 202 pr_err("Failed to request wowlan firmware!\n"); 203 vfree(rtlpriv->rtlhal.wowlan_firmware); 204 vfree(rtlpriv->rtlhal.pfirmware); 205 return 1; 206 } 207 return 0; 208 } 209 210 static void rtl8821ae_deinit_sw_vars(struct ieee80211_hw *hw) 211 { 212 struct rtl_priv *rtlpriv = rtl_priv(hw); 213 214 if (rtlpriv->rtlhal.pfirmware) { 215 vfree(rtlpriv->rtlhal.pfirmware); 216 rtlpriv->rtlhal.pfirmware = NULL; 217 } 218 #if (USE_SPECIFIC_FW_TO_SUPPORT_WOWLAN == 1) 219 if (rtlpriv->rtlhal.wowlan_firmware) { 220 vfree(rtlpriv->rtlhal.wowlan_firmware); 221 rtlpriv->rtlhal.wowlan_firmware = NULL; 222 } 223 #endif 224 } 225 226 /* get bt coexist status */ 227 static bool rtl8821ae_get_btc_status(void) 228 { 229 return true; 230 } 231 232 static struct rtl_hal_ops rtl8821ae_hal_ops = { 233 .init_sw_vars = rtl8821ae_init_sw_vars, 234 .deinit_sw_vars = rtl8821ae_deinit_sw_vars, 235 .read_eeprom_info = rtl8821ae_read_eeprom_info, 236 .interrupt_recognized = rtl8821ae_interrupt_recognized, 237 .hw_init = rtl8821ae_hw_init, 238 .hw_disable = rtl8821ae_card_disable, 239 .hw_suspend = rtl8821ae_suspend, 240 .hw_resume = rtl8821ae_resume, 241 .enable_interrupt = rtl8821ae_enable_interrupt, 242 .disable_interrupt = rtl8821ae_disable_interrupt, 243 .set_network_type = rtl8821ae_set_network_type, 244 .set_chk_bssid = rtl8821ae_set_check_bssid, 245 .set_qos = rtl8821ae_set_qos, 246 .set_bcn_reg = rtl8821ae_set_beacon_related_registers, 247 .set_bcn_intv = rtl8821ae_set_beacon_interval, 248 .update_interrupt_mask = rtl8821ae_update_interrupt_mask, 249 .get_hw_reg = rtl8821ae_get_hw_reg, 250 .set_hw_reg = rtl8821ae_set_hw_reg, 251 .update_rate_tbl = rtl8821ae_update_hal_rate_tbl, 252 .fill_tx_desc = rtl8821ae_tx_fill_desc, 253 .fill_tx_cmddesc = rtl8821ae_tx_fill_cmddesc, 254 .query_rx_desc = rtl8821ae_rx_query_desc, 255 .set_channel_access = rtl8821ae_update_channel_access_setting, 256 .radio_onoff_checking = rtl8821ae_gpio_radio_on_off_checking, 257 .set_bw_mode = rtl8821ae_phy_set_bw_mode, 258 .switch_channel = rtl8821ae_phy_sw_chnl, 259 .dm_watchdog = rtl8821ae_dm_watchdog, 260 .scan_operation_backup = rtl8821ae_phy_scan_operation_backup, 261 .set_rf_power_state = rtl8821ae_phy_set_rf_power_state, 262 .led_control = rtl8821ae_led_control, 263 .set_desc = rtl8821ae_set_desc, 264 .get_desc = rtl8821ae_get_desc, 265 .is_tx_desc_closed = rtl8821ae_is_tx_desc_closed, 266 .tx_polling = rtl8821ae_tx_polling, 267 .enable_hw_sec = rtl8821ae_enable_hw_security_config, 268 .set_key = rtl8821ae_set_key, 269 .get_bbreg = rtl8821ae_phy_query_bb_reg, 270 .set_bbreg = rtl8821ae_phy_set_bb_reg, 271 .get_rfreg = rtl8821ae_phy_query_rf_reg, 272 .set_rfreg = rtl8821ae_phy_set_rf_reg, 273 .fill_h2c_cmd = rtl8821ae_fill_h2c_cmd, 274 .get_btc_status = rtl8821ae_get_btc_status, 275 .c2h_ra_report_handler = rtl8821ae_c2h_ra_report_handler, 276 .add_wowlan_pattern = rtl8821ae_add_wowlan_pattern, 277 }; 278 279 static struct rtl_mod_params rtl8821ae_mod_params = { 280 .sw_crypto = false, 281 .inactiveps = true, 282 .swctrl_lps = false, 283 .fwctrl_lps = true, 284 .msi_support = true, 285 .aspm_support = 1, 286 .int_clear = true, 287 .debug_level = 0, 288 .debug_mask = 0, 289 .disable_watchdog = 0, 290 }; 291 292 static const struct rtl_hal_cfg rtl8821ae_hal_cfg = { 293 .bar_id = 2, 294 .write_readback = true, 295 .name = "rtl8821ae_pci", 296 .alt_fw_name = "rtlwifi/rtl8821aefw.bin", 297 .ops = &rtl8821ae_hal_ops, 298 .mod_params = &rtl8821ae_mod_params, 299 .spec_ver = RTL_SPEC_SUPPORT_VHT, 300 .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL, 301 .maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN, 302 .maps[SYS_CLK] = REG_SYS_CLKR, 303 .maps[MAC_RCR_AM] = AM, 304 .maps[MAC_RCR_AB] = AB, 305 .maps[MAC_RCR_ACRC32] = ACRC32, 306 .maps[MAC_RCR_ACF] = ACF, 307 .maps[MAC_RCR_AAP] = AAP, 308 .maps[MAC_HIMR] = REG_HIMR, 309 .maps[MAC_HIMRE] = REG_HIMRE, 310 311 .maps[EFUSE_ACCESS] = REG_EFUSE_ACCESS, 312 313 .maps[EFUSE_TEST] = REG_EFUSE_TEST, 314 .maps[EFUSE_CTRL] = REG_EFUSE_CTRL, 315 .maps[EFUSE_CLK] = 0, 316 .maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL, 317 .maps[EFUSE_PWC_EV12V] = PWC_EV12V, 318 .maps[EFUSE_FEN_ELDR] = FEN_ELDR, 319 .maps[EFUSE_LOADER_CLK_EN] = LOADER_CLK_EN, 320 .maps[EFUSE_ANA8M] = ANA8M, 321 .maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE, 322 .maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION, 323 .maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN, 324 .maps[EFUSE_OOB_PROTECT_BYTES_LEN] = EFUSE_OOB_PROTECT_BYTES, 325 326 .maps[RWCAM] = REG_CAMCMD, 327 .maps[WCAMI] = REG_CAMWRITE, 328 .maps[RCAMO] = REG_CAMREAD, 329 .maps[CAMDBG] = REG_CAMDBG, 330 .maps[SECR] = REG_SECCFG, 331 .maps[SEC_CAM_NONE] = CAM_NONE, 332 .maps[SEC_CAM_WEP40] = CAM_WEP40, 333 .maps[SEC_CAM_TKIP] = CAM_TKIP, 334 .maps[SEC_CAM_AES] = CAM_AES, 335 .maps[SEC_CAM_WEP104] = CAM_WEP104, 336 337 .maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6, 338 .maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5, 339 .maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4, 340 .maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3, 341 .maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2, 342 .maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1, 343 /* .maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8, */ /*need check*/ 344 .maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7, 345 .maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6, 346 .maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5, 347 .maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4, 348 .maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3, 349 .maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2, 350 .maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1, 351 /* .maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2,*/ 352 /* .maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1,*/ 353 354 .maps[RTL_IMR_TXFOVW] = IMR_TXFOVW, 355 .maps[RTL_IMR_PSTIMEOUT] = IMR_PSTIMEOUT, 356 .maps[RTL_IMR_BCNINT] = IMR_BCNDMAINT0, 357 .maps[RTL_IMR_RXFOVW] = IMR_RXFOVW, 358 .maps[RTL_IMR_RDU] = IMR_RDU, 359 .maps[RTL_IMR_ATIMEND] = IMR_ATIMEND, 360 .maps[RTL_IMR_BDOK] = IMR_BCNDOK0, 361 .maps[RTL_IMR_MGNTDOK] = IMR_MGNTDOK, 362 .maps[RTL_IMR_TBDER] = IMR_TBDER, 363 .maps[RTL_IMR_HIGHDOK] = IMR_HIGHDOK, 364 .maps[RTL_IMR_TBDOK] = IMR_TBDOK, 365 .maps[RTL_IMR_BKDOK] = IMR_BKDOK, 366 .maps[RTL_IMR_BEDOK] = IMR_BEDOK, 367 .maps[RTL_IMR_VIDOK] = IMR_VIDOK, 368 .maps[RTL_IMR_VODOK] = IMR_VODOK, 369 .maps[RTL_IMR_ROK] = IMR_ROK, 370 .maps[RTL_IBSS_INT_MASKS] = (IMR_BCNDMAINT0 | IMR_TBDOK | IMR_TBDER), 371 372 .maps[RTL_RC_CCK_RATE1M] = DESC_RATE1M, 373 .maps[RTL_RC_CCK_RATE2M] = DESC_RATE2M, 374 .maps[RTL_RC_CCK_RATE5_5M] = DESC_RATE5_5M, 375 .maps[RTL_RC_CCK_RATE11M] = DESC_RATE11M, 376 .maps[RTL_RC_OFDM_RATE6M] = DESC_RATE6M, 377 .maps[RTL_RC_OFDM_RATE9M] = DESC_RATE9M, 378 .maps[RTL_RC_OFDM_RATE12M] = DESC_RATE12M, 379 .maps[RTL_RC_OFDM_RATE18M] = DESC_RATE18M, 380 .maps[RTL_RC_OFDM_RATE24M] = DESC_RATE24M, 381 .maps[RTL_RC_OFDM_RATE36M] = DESC_RATE36M, 382 .maps[RTL_RC_OFDM_RATE48M] = DESC_RATE48M, 383 .maps[RTL_RC_OFDM_RATE54M] = DESC_RATE54M, 384 385 .maps[RTL_RC_HT_RATEMCS7] = DESC_RATEMCS7, 386 .maps[RTL_RC_HT_RATEMCS15] = DESC_RATEMCS15, 387 388 /*VHT hightest rate*/ 389 .maps[RTL_RC_VHT_RATE_1SS_MCS7] = DESC_RATEVHT1SS_MCS7, 390 .maps[RTL_RC_VHT_RATE_1SS_MCS8] = DESC_RATEVHT1SS_MCS8, 391 .maps[RTL_RC_VHT_RATE_1SS_MCS9] = DESC_RATEVHT1SS_MCS9, 392 .maps[RTL_RC_VHT_RATE_2SS_MCS7] = DESC_RATEVHT2SS_MCS7, 393 .maps[RTL_RC_VHT_RATE_2SS_MCS8] = DESC_RATEVHT2SS_MCS8, 394 .maps[RTL_RC_VHT_RATE_2SS_MCS9] = DESC_RATEVHT2SS_MCS9, 395 }; 396 397 static const struct pci_device_id rtl8821ae_pci_ids[] = { 398 {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8812, rtl8821ae_hal_cfg)}, 399 {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8821, rtl8821ae_hal_cfg)}, 400 {}, 401 }; 402 403 MODULE_DEVICE_TABLE(pci, rtl8821ae_pci_ids); 404 405 MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); 406 MODULE_LICENSE("GPL"); 407 MODULE_DESCRIPTION("Realtek 8821ae 802.11ac PCI wireless"); 408 MODULE_FIRMWARE("rtlwifi/rtl8821aefw.bin"); 409 MODULE_FIRMWARE("rtlwifi/rtl8821aefw_29.bin"); 410 411 module_param_named(swenc, rtl8821ae_mod_params.sw_crypto, bool, 0444); 412 module_param_named(debug_level, rtl8821ae_mod_params.debug_level, int, 0644); 413 module_param_named(debug_mask, rtl8821ae_mod_params.debug_mask, ullong, 0644); 414 module_param_named(ips, rtl8821ae_mod_params.inactiveps, bool, 0444); 415 module_param_named(swlps, rtl8821ae_mod_params.swctrl_lps, bool, 0444); 416 module_param_named(fwlps, rtl8821ae_mod_params.fwctrl_lps, bool, 0444); 417 module_param_named(msi, rtl8821ae_mod_params.msi_support, bool, 0444); 418 module_param_named(aspm, rtl8821ae_mod_params.aspm_support, int, 0444); 419 module_param_named(disable_watchdog, rtl8821ae_mod_params.disable_watchdog, 420 bool, 0444); 421 module_param_named(int_clear, rtl8821ae_mod_params.int_clear, bool, 0444); 422 MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n"); 423 MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n"); 424 MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 0)\n"); 425 MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 1)\n"); 426 MODULE_PARM_DESC(msi, "Set to 1 to use MSI interrupts mode (default 1)\n"); 427 MODULE_PARM_DESC(aspm, "Set to 1 to enable ASPM (default 1)\n"); 428 MODULE_PARM_DESC(debug_level, "Set debug level (0-5) (default 0)"); 429 MODULE_PARM_DESC(debug_mask, "Set debug mask (default 0)"); 430 MODULE_PARM_DESC(disable_watchdog, "Set to 1 to disable the watchdog (default 0)\n"); 431 MODULE_PARM_DESC(int_clear, "Set to 0 to disable interrupt clear before set (default 1)\n"); 432 433 static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume); 434 435 static struct pci_driver rtl8821ae_driver = { 436 .name = KBUILD_MODNAME, 437 .id_table = rtl8821ae_pci_ids, 438 .probe = rtl_pci_probe, 439 .remove = rtl_pci_disconnect, 440 .driver.pm = &rtlwifi_pm_ops, 441 }; 442 443 module_pci_driver(rtl8821ae_driver); 444