1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright(c) 2009-2012 Realtek Corporation.*/ 3 4 #include "../wifi.h" 5 #include "../core.h" 6 #include "../pci.h" 7 #include "../base.h" 8 #include "../rtl8192d/reg.h" 9 #include "../rtl8192d/def.h" 10 #include "../rtl8192d/dm_common.h" 11 #include "../rtl8192d/hw_common.h" 12 #include "../rtl8192d/phy_common.h" 13 #include "../rtl8192d/trx_common.h" 14 #include "phy.h" 15 #include "dm.h" 16 #include "hw.h" 17 #include "sw.h" 18 #include "trx.h" 19 #include "led.h" 20 21 #include <linux/module.h> 22 23 static void rtl92d_init_aspm_vars(struct ieee80211_hw *hw) 24 { 25 struct rtl_priv *rtlpriv = rtl_priv(hw); 26 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 27 28 /* 29 * ASPM PS mode. 30 * 0 - Disable ASPM, 31 * 1 - Enable ASPM without Clock Req, 32 * 2 - Enable ASPM with Clock Req, 33 * 3 - Alwyas Enable ASPM with Clock Req, 34 * 4 - Always Enable ASPM without Clock Req. 35 * set default to RTL8192CE:3 RTL8192E:2 36 * */ 37 rtlpci->const_pci_aspm = 3; 38 39 /*Setting for PCI-E device */ 40 rtlpci->const_devicepci_aspm_setting = 0x03; 41 42 /*Setting for PCI-E bridge */ 43 rtlpci->const_hostpci_aspm_setting = 0x02; 44 45 /* 46 * In Hw/Sw Radio Off situation. 47 * 0 - Default, 48 * 1 - From ASPM setting without low Mac Pwr, 49 * 2 - From ASPM setting with low Mac Pwr, 50 * 3 - Bus D3 51 * set default to RTL8192CE:0 RTL8192SE:2 52 */ 53 rtlpci->const_hwsw_rfoff_d3 = 0; 54 55 /* 56 * This setting works for those device with 57 * backdoor ASPM setting such as EPHY setting. 58 * 0 - Not support ASPM, 59 * 1 - Support ASPM, 60 * 2 - According to chipset. 61 */ 62 rtlpci->const_support_pciaspm = rtlpriv->cfg->mod_params->aspm_support; 63 } 64 65 static int rtl92d_init_sw_vars(struct ieee80211_hw *hw) 66 { 67 int err; 68 u8 tid; 69 struct rtl_priv *rtlpriv = rtl_priv(hw); 70 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 71 char *fw_name = "rtlwifi/rtl8192defw.bin"; 72 73 rtlpriv->dm.dm_initialgain_enable = true; 74 rtlpriv->dm.dm_flag = 0; 75 rtlpriv->dm.disable_framebursting = false; 76 rtlpriv->dm.thermalvalue = 0; 77 rtlpriv->dm.useramask = true; 78 79 /* dual mac */ 80 if (rtlpriv->rtlhal.current_bandtype == BAND_ON_5G) 81 rtlpriv->phy.current_channel = 36; 82 else 83 rtlpriv->phy.current_channel = 1; 84 85 if (rtlpriv->rtlhal.macphymode != SINGLEMAC_SINGLEPHY) { 86 rtlpriv->rtlhal.disable_amsdu_8k = true; 87 /* No long RX - reduce fragmentation */ 88 rtlpci->rxbuffersize = 4096; 89 } 90 91 rtlpci->transmit_config = CFENDFORM | BIT(12) | BIT(13); 92 93 rtlpci->receive_config = ( 94 RCR_APPFCS 95 | RCR_AMF 96 | RCR_ADF 97 | RCR_APP_MIC 98 | RCR_APP_ICV 99 | RCR_AICV 100 | RCR_ACRC32 101 | RCR_AB 102 | RCR_AM 103 | RCR_APM 104 | RCR_APP_PHYST_RXFF 105 | RCR_HTC_LOC_CTRL 106 ); 107 108 rtlpci->irq_mask[0] = (u32) ( 109 IMR_ROK 110 | IMR_VODOK 111 | IMR_VIDOK 112 | IMR_BEDOK 113 | IMR_BKDOK 114 | IMR_MGNTDOK 115 | IMR_HIGHDOK 116 | IMR_BDOK 117 | IMR_RDU 118 | IMR_RXFOVW 119 ); 120 121 rtlpci->irq_mask[1] = (u32) (IMR_CPWM | IMR_C2HCMD); 122 123 /* for LPS & IPS */ 124 rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps; 125 rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps; 126 rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps; 127 if (!rtlpriv->psc.inactiveps) 128 pr_info("Power Save off (module option)\n"); 129 if (!rtlpriv->psc.fwctrl_lps) 130 pr_info("FW Power Save off (module option)\n"); 131 rtlpriv->psc.reg_fwctrl_lps = 3; 132 rtlpriv->psc.reg_max_lps_awakeintvl = 5; 133 /* for ASPM, you can close aspm through 134 * set const_support_pciaspm = 0 */ 135 rtl92d_init_aspm_vars(hw); 136 137 if (rtlpriv->psc.reg_fwctrl_lps == 1) 138 rtlpriv->psc.fwctrl_psmode = FW_PS_MIN_MODE; 139 else if (rtlpriv->psc.reg_fwctrl_lps == 2) 140 rtlpriv->psc.fwctrl_psmode = FW_PS_MAX_MODE; 141 else if (rtlpriv->psc.reg_fwctrl_lps == 3) 142 rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE; 143 144 /* for early mode */ 145 rtlpriv->rtlhal.earlymode_enable = false; 146 for (tid = 0; tid < 8; tid++) 147 skb_queue_head_init(&rtlpriv->mac80211.skb_waitq[tid]); 148 149 /* for firmware buf */ 150 rtlpriv->rtlhal.pfirmware = vzalloc(0x8000); 151 if (!rtlpriv->rtlhal.pfirmware) { 152 pr_err("Can't alloc buffer for fw\n"); 153 return 1; 154 } 155 156 rtlpriv->max_fw_size = 0x8000; 157 pr_info("Driver for Realtek RTL8192DE WLAN interface\n"); 158 pr_info("Loading firmware file %s\n", fw_name); 159 160 /* request fw */ 161 err = request_firmware_nowait(THIS_MODULE, 1, fw_name, 162 rtlpriv->io.dev, GFP_KERNEL, hw, 163 rtl_fw_cb); 164 if (err) { 165 pr_err("Failed to request firmware!\n"); 166 vfree(rtlpriv->rtlhal.pfirmware); 167 rtlpriv->rtlhal.pfirmware = NULL; 168 return 1; 169 } 170 171 return 0; 172 } 173 174 static void rtl92d_deinit_sw_vars(struct ieee80211_hw *hw) 175 { 176 struct rtl_priv *rtlpriv = rtl_priv(hw); 177 u8 tid; 178 179 if (rtlpriv->rtlhal.pfirmware) { 180 vfree(rtlpriv->rtlhal.pfirmware); 181 rtlpriv->rtlhal.pfirmware = NULL; 182 } 183 for (tid = 0; tid < 8; tid++) 184 skb_queue_purge(&rtlpriv->mac80211.skb_waitq[tid]); 185 } 186 187 static struct rtl_hal_ops rtl8192de_hal_ops = { 188 .init_sw_vars = rtl92d_init_sw_vars, 189 .deinit_sw_vars = rtl92d_deinit_sw_vars, 190 .read_eeprom_info = rtl92d_read_eeprom_info, 191 .interrupt_recognized = rtl92de_interrupt_recognized, 192 .hw_init = rtl92de_hw_init, 193 .hw_disable = rtl92de_card_disable, 194 .hw_suspend = rtl92de_suspend, 195 .hw_resume = rtl92de_resume, 196 .enable_interrupt = rtl92de_enable_interrupt, 197 .disable_interrupt = rtl92de_disable_interrupt, 198 .set_network_type = rtl92de_set_network_type, 199 .set_chk_bssid = rtl92de_set_check_bssid, 200 .set_qos = rtl92d_set_qos, 201 .set_bcn_reg = rtl92de_set_beacon_related_registers, 202 .set_bcn_intv = rtl92de_set_beacon_interval, 203 .update_interrupt_mask = rtl92de_update_interrupt_mask, 204 .get_hw_reg = rtl92de_get_hw_reg, 205 .set_hw_reg = rtl92de_set_hw_reg, 206 .update_rate_tbl = rtl92d_update_hal_rate_tbl, 207 .fill_tx_desc = rtl92de_tx_fill_desc, 208 .fill_tx_cmddesc = rtl92de_tx_fill_cmddesc, 209 .query_rx_desc = rtl92d_rx_query_desc, 210 .set_channel_access = rtl92d_update_channel_access_setting, 211 .radio_onoff_checking = rtl92d_gpio_radio_on_off_checking, 212 .set_bw_mode = rtl92d_phy_set_bw_mode, 213 .switch_channel = rtl92d_phy_sw_chnl, 214 .dm_watchdog = rtl92de_dm_watchdog, 215 .scan_operation_backup = rtl_phy_scan_operation_backup, 216 .set_rf_power_state = rtl92d_phy_set_rf_power_state, 217 .led_control = rtl92de_led_control, 218 .set_desc = rtl92d_set_desc, 219 .get_desc = rtl92d_get_desc, 220 .is_tx_desc_closed = rtl92de_is_tx_desc_closed, 221 .tx_polling = rtl92de_tx_polling, 222 .enable_hw_sec = rtl92d_enable_hw_security_config, 223 .set_key = rtl92d_set_key, 224 .get_bbreg = rtl92d_phy_query_bb_reg, 225 .set_bbreg = rtl92d_phy_set_bb_reg, 226 .get_rfreg = rtl92d_phy_query_rf_reg, 227 .set_rfreg = rtl92d_phy_set_rf_reg, 228 .linked_set_reg = rtl92d_linked_set_reg, 229 .get_btc_status = rtl_btc_status_false, 230 .phy_iq_calibrate = rtl92d_phy_iq_calibrate, 231 .phy_lc_calibrate = rtl92d_phy_lc_calibrate, 232 }; 233 234 static struct rtl_mod_params rtl92de_mod_params = { 235 .sw_crypto = false, 236 .inactiveps = true, 237 .swctrl_lps = true, 238 .fwctrl_lps = false, 239 .aspm_support = 1, 240 .debug_level = 0, 241 .debug_mask = 0, 242 }; 243 244 static const struct rtl_hal_cfg rtl92de_hal_cfg = { 245 .bar_id = 2, 246 .write_readback = true, 247 .name = "rtl8192de", 248 .ops = &rtl8192de_hal_ops, 249 .mod_params = &rtl92de_mod_params, 250 251 .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL, 252 .maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN, 253 .maps[SYS_CLK] = REG_SYS_CLKR, 254 .maps[MAC_RCR_AM] = RCR_AM, 255 .maps[MAC_RCR_AB] = RCR_AB, 256 .maps[MAC_RCR_ACRC32] = RCR_ACRC32, 257 .maps[MAC_RCR_ACF] = RCR_ACF, 258 .maps[MAC_RCR_AAP] = RCR_AAP, 259 260 .maps[EFUSE_TEST] = REG_EFUSE_TEST, 261 .maps[EFUSE_CTRL] = REG_EFUSE_CTRL, 262 .maps[EFUSE_CLK] = 0, /* just for 92se */ 263 .maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL, 264 .maps[EFUSE_PWC_EV12V] = PWC_EV12V, 265 .maps[EFUSE_FEN_ELDR] = FEN_ELDR, 266 .maps[EFUSE_LOADER_CLK_EN] = LOADER_CLK_EN, 267 .maps[EFUSE_ANA8M] = 0, /* just for 92se */ 268 .maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE, 269 .maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION, 270 .maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN, 271 272 .maps[RWCAM] = REG_CAMCMD, 273 .maps[WCAMI] = REG_CAMWRITE, 274 .maps[RCAMO] = REG_CAMREAD, 275 .maps[CAMDBG] = REG_CAMDBG, 276 .maps[SECR] = REG_SECCFG, 277 .maps[SEC_CAM_NONE] = CAM_NONE, 278 .maps[SEC_CAM_WEP40] = CAM_WEP40, 279 .maps[SEC_CAM_TKIP] = CAM_TKIP, 280 .maps[SEC_CAM_AES] = CAM_AES, 281 .maps[SEC_CAM_WEP104] = CAM_WEP104, 282 283 .maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6, 284 .maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5, 285 .maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4, 286 .maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3, 287 .maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2, 288 .maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1, 289 .maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8, 290 .maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7, 291 .maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6, 292 .maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5, 293 .maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4, 294 .maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3, 295 .maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2, 296 .maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1, 297 .maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2, 298 .maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1, 299 300 .maps[RTL_IMR_TXFOVW] = IMR_TXFOVW, 301 .maps[RTL_IMR_PSTIMEOUT] = IMR_PSTIMEOUT, 302 .maps[RTL_IMR_BCNINT] = IMR_BCNINT, 303 .maps[RTL_IMR_RXFOVW] = IMR_RXFOVW, 304 .maps[RTL_IMR_RDU] = IMR_RDU, 305 .maps[RTL_IMR_ATIMEND] = IMR_ATIMEND, 306 .maps[RTL_IMR_BDOK] = IMR_BDOK, 307 .maps[RTL_IMR_MGNTDOK] = IMR_MGNTDOK, 308 .maps[RTL_IMR_TBDER] = IMR_TBDER, 309 .maps[RTL_IMR_HIGHDOK] = IMR_HIGHDOK, 310 .maps[RTL_IMR_TBDOK] = IMR_TBDOK, 311 .maps[RTL_IMR_BKDOK] = IMR_BKDOK, 312 .maps[RTL_IMR_BEDOK] = IMR_BEDOK, 313 .maps[RTL_IMR_VIDOK] = IMR_VIDOK, 314 .maps[RTL_IMR_VODOK] = IMR_VODOK, 315 .maps[RTL_IMR_ROK] = IMR_ROK, 316 .maps[RTL_IBSS_INT_MASKS] = (IMR_BCNINT | IMR_TBDOK | IMR_TBDER), 317 318 .maps[RTL_RC_CCK_RATE1M] = DESC_RATE1M, 319 .maps[RTL_RC_CCK_RATE2M] = DESC_RATE2M, 320 .maps[RTL_RC_CCK_RATE5_5M] = DESC_RATE5_5M, 321 .maps[RTL_RC_CCK_RATE11M] = DESC_RATE11M, 322 .maps[RTL_RC_OFDM_RATE6M] = DESC_RATE6M, 323 .maps[RTL_RC_OFDM_RATE9M] = DESC_RATE9M, 324 .maps[RTL_RC_OFDM_RATE12M] = DESC_RATE12M, 325 .maps[RTL_RC_OFDM_RATE18M] = DESC_RATE18M, 326 .maps[RTL_RC_OFDM_RATE24M] = DESC_RATE24M, 327 .maps[RTL_RC_OFDM_RATE36M] = DESC_RATE36M, 328 .maps[RTL_RC_OFDM_RATE48M] = DESC_RATE48M, 329 .maps[RTL_RC_OFDM_RATE54M] = DESC_RATE54M, 330 331 .maps[RTL_RC_HT_RATEMCS7] = DESC_RATEMCS7, 332 .maps[RTL_RC_HT_RATEMCS15] = DESC_RATEMCS15, 333 }; 334 335 static const struct pci_device_id rtl92de_pci_ids[] = { 336 {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8193, rtl92de_hal_cfg)}, 337 {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x002B, rtl92de_hal_cfg)}, 338 {}, 339 }; 340 341 MODULE_DEVICE_TABLE(pci, rtl92de_pci_ids); 342 343 MODULE_AUTHOR("lizhaoming <chaoming_li@realsil.com.cn>"); 344 MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); 345 MODULE_AUTHOR("Larry Finger <Larry.Finger@lwfinger.net>"); 346 MODULE_LICENSE("GPL"); 347 MODULE_DESCRIPTION("Realtek 8192DE 802.11n Dual Mac PCI wireless"); 348 MODULE_FIRMWARE("rtlwifi/rtl8192defw.bin"); 349 350 module_param_named(swenc, rtl92de_mod_params.sw_crypto, bool, 0444); 351 module_param_named(debug_level, rtl92de_mod_params.debug_level, int, 0644); 352 module_param_named(ips, rtl92de_mod_params.inactiveps, bool, 0444); 353 module_param_named(swlps, rtl92de_mod_params.swctrl_lps, bool, 0444); 354 module_param_named(fwlps, rtl92de_mod_params.fwctrl_lps, bool, 0444); 355 module_param_named(aspm, rtl92de_mod_params.aspm_support, int, 0444); 356 module_param_named(debug_mask, rtl92de_mod_params.debug_mask, ullong, 0644); 357 MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n"); 358 MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n"); 359 MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 1)\n"); 360 MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 0)\n"); 361 MODULE_PARM_DESC(aspm, "Set to 1 to enable ASPM (default 1)\n"); 362 MODULE_PARM_DESC(debug_level, "Set debug level (0-5) (default 0)"); 363 MODULE_PARM_DESC(debug_mask, "Set debug mask (default 0)"); 364 365 static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume); 366 367 static struct pci_driver rtl92de_driver = { 368 .name = KBUILD_MODNAME, 369 .id_table = rtl92de_pci_ids, 370 .probe = rtl_pci_probe, 371 .remove = rtl_pci_disconnect, 372 .driver.pm = &rtlwifi_pm_ops, 373 }; 374 375 /* add global spin lock to solve the problem that 376 * Dul mac register operation on the same time */ 377 DEFINE_SPINLOCK(globalmutex_power); 378 DEFINE_SPINLOCK(globalmutex_for_fwdownload); 379 DEFINE_SPINLOCK(globalmutex_for_power_and_efuse); 380 381 static int __init rtl92de_module_init(void) 382 { 383 int ret = 0; 384 385 ret = pci_register_driver(&rtl92de_driver); 386 if (ret) 387 WARN_ONCE(true, "rtl8192de: No device found\n"); 388 return ret; 389 } 390 391 static void __exit rtl92de_module_exit(void) 392 { 393 pci_unregister_driver(&rtl92de_driver); 394 } 395 396 module_init(rtl92de_module_init); 397 module_exit(rtl92de_module_exit); 398