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 "reg.h" 9 #include "def.h" 10 #include "phy.h" 11 #include "dm.h" 12 #include "hw.h" 13 #include "sw.h" 14 #include "trx.h" 15 #include "led.h" 16 17 #include <linux/module.h> 18 19 static void rtl92d_init_aspm_vars(struct ieee80211_hw *hw) 20 { 21 struct rtl_priv *rtlpriv = rtl_priv(hw); 22 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 23 24 /*close ASPM for AMD defaultly */ 25 rtlpci->const_amdpci_aspm = 0; 26 27 /* 28 * ASPM PS mode. 29 * 0 - Disable ASPM, 30 * 1 - Enable ASPM without Clock Req, 31 * 2 - Enable ASPM with Clock Req, 32 * 3 - Alwyas Enable ASPM with Clock Req, 33 * 4 - Always Enable ASPM without Clock Req. 34 * set defult to RTL8192CE:3 RTL8192E:2 35 * */ 36 rtlpci->const_pci_aspm = 3; 37 38 /*Setting for PCI-E device */ 39 rtlpci->const_devicepci_aspm_setting = 0x03; 40 41 /*Setting for PCI-E bridge */ 42 rtlpci->const_hostpci_aspm_setting = 0x02; 43 44 /* 45 * In Hw/Sw Radio Off situation. 46 * 0 - Default, 47 * 1 - From ASPM setting without low Mac Pwr, 48 * 2 - From ASPM setting with low Mac Pwr, 49 * 3 - Bus D3 50 * set default to RTL8192CE:0 RTL8192SE:2 51 */ 52 rtlpci->const_hwsw_rfoff_d3 = 0; 53 54 /* 55 * This setting works for those device with 56 * backdoor ASPM setting such as EPHY setting. 57 * 0 - Not support ASPM, 58 * 1 - Support ASPM, 59 * 2 - According to chipset. 60 */ 61 rtlpci->const_support_pciaspm = rtlpriv->cfg->mod_params->aspm_support; 62 } 63 64 static int rtl92d_init_sw_vars(struct ieee80211_hw *hw) 65 { 66 int err; 67 u8 tid; 68 struct rtl_priv *rtlpriv = rtl_priv(hw); 69 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 70 char *fw_name = "rtlwifi/rtl8192defw.bin"; 71 72 rtlpriv->dm.dm_initialgain_enable = true; 73 rtlpriv->dm.dm_flag = 0; 74 rtlpriv->dm.disable_framebursting = false; 75 rtlpriv->dm.thermalvalue = 0; 76 rtlpriv->dm.useramask = true; 77 78 /* dual mac */ 79 if (rtlpriv->rtlhal.current_bandtype == BAND_ON_5G) 80 rtlpriv->phy.current_channel = 36; 81 else 82 rtlpriv->phy.current_channel = 1; 83 84 if (rtlpriv->rtlhal.macphymode != SINGLEMAC_SINGLEPHY) { 85 rtlpriv->rtlhal.disable_amsdu_8k = true; 86 /* No long RX - reduce fragmentation */ 87 rtlpci->rxbuffersize = 4096; 88 } 89 90 rtlpci->transmit_config = CFENDFORM | BIT(12) | BIT(13); 91 92 rtlpci->receive_config = ( 93 RCR_APPFCS 94 | RCR_AMF 95 | RCR_ADF 96 | RCR_APP_MIC 97 | RCR_APP_ICV 98 | RCR_AICV 99 | RCR_ACRC32 100 | RCR_AB 101 | RCR_AM 102 | RCR_APM 103 | RCR_APP_PHYST_RXFF 104 | RCR_HTC_LOC_CTRL 105 ); 106 107 rtlpci->irq_mask[0] = (u32) ( 108 IMR_ROK 109 | IMR_VODOK 110 | IMR_VIDOK 111 | IMR_BEDOK 112 | IMR_BKDOK 113 | IMR_MGNTDOK 114 | IMR_HIGHDOK 115 | IMR_BDOK 116 | IMR_RDU 117 | IMR_RXFOVW 118 ); 119 120 rtlpci->irq_mask[1] = (u32) (IMR_CPWM | IMR_C2HCMD); 121 122 /* for LPS & IPS */ 123 rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps; 124 rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps; 125 rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps; 126 if (!rtlpriv->psc.inactiveps) 127 pr_info("Power Save off (module option)\n"); 128 if (!rtlpriv->psc.fwctrl_lps) 129 pr_info("FW Power Save off (module option)\n"); 130 rtlpriv->psc.reg_fwctrl_lps = 3; 131 rtlpriv->psc.reg_max_lps_awakeintvl = 5; 132 /* for ASPM, you can close aspm through 133 * set const_support_pciaspm = 0 */ 134 rtl92d_init_aspm_vars(hw); 135 136 if (rtlpriv->psc.reg_fwctrl_lps == 1) 137 rtlpriv->psc.fwctrl_psmode = FW_PS_MIN_MODE; 138 else if (rtlpriv->psc.reg_fwctrl_lps == 2) 139 rtlpriv->psc.fwctrl_psmode = FW_PS_MAX_MODE; 140 else if (rtlpriv->psc.reg_fwctrl_lps == 3) 141 rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE; 142 143 /* for early mode */ 144 rtlpriv->rtlhal.earlymode_enable = false; 145 for (tid = 0; tid < 8; tid++) 146 skb_queue_head_init(&rtlpriv->mac80211.skb_waitq[tid]); 147 148 /* for firmware buf */ 149 rtlpriv->rtlhal.pfirmware = vzalloc(0x8000); 150 if (!rtlpriv->rtlhal.pfirmware) { 151 pr_err("Can't alloc buffer for fw\n"); 152 return 1; 153 } 154 155 rtlpriv->max_fw_size = 0x8000; 156 pr_info("Driver for Realtek RTL8192DE WLAN interface\n"); 157 pr_info("Loading firmware file %s\n", fw_name); 158 159 /* request fw */ 160 err = request_firmware_nowait(THIS_MODULE, 1, fw_name, 161 rtlpriv->io.dev, GFP_KERNEL, hw, 162 rtl_fw_cb); 163 if (err) { 164 pr_err("Failed to request firmware!\n"); 165 vfree(rtlpriv->rtlhal.pfirmware); 166 rtlpriv->rtlhal.pfirmware = NULL; 167 return 1; 168 } 169 170 return 0; 171 } 172 173 static void rtl92d_deinit_sw_vars(struct ieee80211_hw *hw) 174 { 175 struct rtl_priv *rtlpriv = rtl_priv(hw); 176 u8 tid; 177 178 if (rtlpriv->rtlhal.pfirmware) { 179 vfree(rtlpriv->rtlhal.pfirmware); 180 rtlpriv->rtlhal.pfirmware = NULL; 181 } 182 for (tid = 0; tid < 8; tid++) 183 skb_queue_purge(&rtlpriv->mac80211.skb_waitq[tid]); 184 } 185 186 static struct rtl_hal_ops rtl8192de_hal_ops = { 187 .init_sw_vars = rtl92d_init_sw_vars, 188 .deinit_sw_vars = rtl92d_deinit_sw_vars, 189 .read_eeprom_info = rtl92de_read_eeprom_info, 190 .interrupt_recognized = rtl92de_interrupt_recognized, 191 .hw_init = rtl92de_hw_init, 192 .hw_disable = rtl92de_card_disable, 193 .hw_suspend = rtl92de_suspend, 194 .hw_resume = rtl92de_resume, 195 .enable_interrupt = rtl92de_enable_interrupt, 196 .disable_interrupt = rtl92de_disable_interrupt, 197 .set_network_type = rtl92de_set_network_type, 198 .set_chk_bssid = rtl92de_set_check_bssid, 199 .set_qos = rtl92de_set_qos, 200 .set_bcn_reg = rtl92de_set_beacon_related_registers, 201 .set_bcn_intv = rtl92de_set_beacon_interval, 202 .update_interrupt_mask = rtl92de_update_interrupt_mask, 203 .get_hw_reg = rtl92de_get_hw_reg, 204 .set_hw_reg = rtl92de_set_hw_reg, 205 .update_rate_tbl = rtl92de_update_hal_rate_tbl, 206 .fill_tx_desc = rtl92de_tx_fill_desc, 207 .fill_tx_cmddesc = rtl92de_tx_fill_cmddesc, 208 .query_rx_desc = rtl92de_rx_query_desc, 209 .set_channel_access = rtl92de_update_channel_access_setting, 210 .radio_onoff_checking = rtl92de_gpio_radio_on_off_checking, 211 .set_bw_mode = rtl92d_phy_set_bw_mode, 212 .switch_channel = rtl92d_phy_sw_chnl, 213 .dm_watchdog = rtl92d_dm_watchdog, 214 .scan_operation_backup = rtl_phy_scan_operation_backup, 215 .set_rf_power_state = rtl92d_phy_set_rf_power_state, 216 .led_control = rtl92de_led_control, 217 .set_desc = rtl92de_set_desc, 218 .get_desc = rtl92de_get_desc, 219 .is_tx_desc_closed = rtl92de_is_tx_desc_closed, 220 .tx_polling = rtl92de_tx_polling, 221 .enable_hw_sec = rtl92de_enable_hw_security_config, 222 .set_key = rtl92de_set_key, 223 .get_bbreg = rtl92d_phy_query_bb_reg, 224 .set_bbreg = rtl92d_phy_set_bb_reg, 225 .get_rfreg = rtl92d_phy_query_rf_reg, 226 .set_rfreg = rtl92d_phy_set_rf_reg, 227 .linked_set_reg = rtl92d_linked_set_reg, 228 .get_btc_status = rtl_btc_status_false, 229 }; 230 231 static struct rtl_mod_params rtl92de_mod_params = { 232 .sw_crypto = false, 233 .inactiveps = true, 234 .swctrl_lps = true, 235 .fwctrl_lps = false, 236 .aspm_support = 1, 237 .debug_level = 0, 238 .debug_mask = 0, 239 }; 240 241 static const struct rtl_hal_cfg rtl92de_hal_cfg = { 242 .bar_id = 2, 243 .write_readback = true, 244 .name = "rtl8192de", 245 .ops = &rtl8192de_hal_ops, 246 .mod_params = &rtl92de_mod_params, 247 248 .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL, 249 .maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN, 250 .maps[SYS_CLK] = REG_SYS_CLKR, 251 .maps[MAC_RCR_AM] = RCR_AM, 252 .maps[MAC_RCR_AB] = RCR_AB, 253 .maps[MAC_RCR_ACRC32] = RCR_ACRC32, 254 .maps[MAC_RCR_ACF] = RCR_ACF, 255 .maps[MAC_RCR_AAP] = RCR_AAP, 256 257 .maps[EFUSE_TEST] = REG_EFUSE_TEST, 258 .maps[EFUSE_CTRL] = REG_EFUSE_CTRL, 259 .maps[EFUSE_CLK] = 0, /* just for 92se */ 260 .maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL, 261 .maps[EFUSE_PWC_EV12V] = PWC_EV12V, 262 .maps[EFUSE_FEN_ELDR] = FEN_ELDR, 263 .maps[EFUSE_LOADER_CLK_EN] = LOADER_CLK_EN, 264 .maps[EFUSE_ANA8M] = 0, /* just for 92se */ 265 .maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE, 266 .maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION, 267 .maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN, 268 269 .maps[RWCAM] = REG_CAMCMD, 270 .maps[WCAMI] = REG_CAMWRITE, 271 .maps[RCAMO] = REG_CAMREAD, 272 .maps[CAMDBG] = REG_CAMDBG, 273 .maps[SECR] = REG_SECCFG, 274 .maps[SEC_CAM_NONE] = CAM_NONE, 275 .maps[SEC_CAM_WEP40] = CAM_WEP40, 276 .maps[SEC_CAM_TKIP] = CAM_TKIP, 277 .maps[SEC_CAM_AES] = CAM_AES, 278 .maps[SEC_CAM_WEP104] = CAM_WEP104, 279 280 .maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6, 281 .maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5, 282 .maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4, 283 .maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3, 284 .maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2, 285 .maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1, 286 .maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8, 287 .maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7, 288 .maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6, 289 .maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5, 290 .maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4, 291 .maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3, 292 .maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2, 293 .maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1, 294 .maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2, 295 .maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1, 296 297 .maps[RTL_IMR_TXFOVW] = IMR_TXFOVW, 298 .maps[RTL_IMR_PSTIMEOUT] = IMR_PSTIMEOUT, 299 .maps[RTL_IMR_BCNINT] = IMR_BCNINT, 300 .maps[RTL_IMR_RXFOVW] = IMR_RXFOVW, 301 .maps[RTL_IMR_RDU] = IMR_RDU, 302 .maps[RTL_IMR_ATIMEND] = IMR_ATIMEND, 303 .maps[RTL_IMR_BDOK] = IMR_BDOK, 304 .maps[RTL_IMR_MGNTDOK] = IMR_MGNTDOK, 305 .maps[RTL_IMR_TBDER] = IMR_TBDER, 306 .maps[RTL_IMR_HIGHDOK] = IMR_HIGHDOK, 307 .maps[RTL_IMR_TBDOK] = IMR_TBDOK, 308 .maps[RTL_IMR_BKDOK] = IMR_BKDOK, 309 .maps[RTL_IMR_BEDOK] = IMR_BEDOK, 310 .maps[RTL_IMR_VIDOK] = IMR_VIDOK, 311 .maps[RTL_IMR_VODOK] = IMR_VODOK, 312 .maps[RTL_IMR_ROK] = IMR_ROK, 313 .maps[RTL_IBSS_INT_MASKS] = (IMR_BCNINT | IMR_TBDOK | IMR_TBDER), 314 315 .maps[RTL_RC_CCK_RATE1M] = DESC_RATE1M, 316 .maps[RTL_RC_CCK_RATE2M] = DESC_RATE2M, 317 .maps[RTL_RC_CCK_RATE5_5M] = DESC_RATE5_5M, 318 .maps[RTL_RC_CCK_RATE11M] = DESC_RATE11M, 319 .maps[RTL_RC_OFDM_RATE6M] = DESC_RATE6M, 320 .maps[RTL_RC_OFDM_RATE9M] = DESC_RATE9M, 321 .maps[RTL_RC_OFDM_RATE12M] = DESC_RATE12M, 322 .maps[RTL_RC_OFDM_RATE18M] = DESC_RATE18M, 323 .maps[RTL_RC_OFDM_RATE24M] = DESC_RATE24M, 324 .maps[RTL_RC_OFDM_RATE36M] = DESC_RATE36M, 325 .maps[RTL_RC_OFDM_RATE48M] = DESC_RATE48M, 326 .maps[RTL_RC_OFDM_RATE54M] = DESC_RATE54M, 327 328 .maps[RTL_RC_HT_RATEMCS7] = DESC_RATEMCS7, 329 .maps[RTL_RC_HT_RATEMCS15] = DESC_RATEMCS15, 330 }; 331 332 static const struct pci_device_id rtl92de_pci_ids[] = { 333 {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8193, rtl92de_hal_cfg)}, 334 {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x002B, rtl92de_hal_cfg)}, 335 {}, 336 }; 337 338 MODULE_DEVICE_TABLE(pci, rtl92de_pci_ids); 339 340 MODULE_AUTHOR("lizhaoming <chaoming_li@realsil.com.cn>"); 341 MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); 342 MODULE_AUTHOR("Larry Finger <Larry.Finger@lwfinger.net>"); 343 MODULE_LICENSE("GPL"); 344 MODULE_DESCRIPTION("Realtek 8192DE 802.11n Dual Mac PCI wireless"); 345 MODULE_FIRMWARE("rtlwifi/rtl8192defw.bin"); 346 347 module_param_named(swenc, rtl92de_mod_params.sw_crypto, bool, 0444); 348 module_param_named(debug_level, rtl92de_mod_params.debug_level, int, 0644); 349 module_param_named(ips, rtl92de_mod_params.inactiveps, bool, 0444); 350 module_param_named(swlps, rtl92de_mod_params.swctrl_lps, bool, 0444); 351 module_param_named(fwlps, rtl92de_mod_params.fwctrl_lps, bool, 0444); 352 module_param_named(aspm, rtl92de_mod_params.aspm_support, int, 0444); 353 module_param_named(debug_mask, rtl92de_mod_params.debug_mask, ullong, 0644); 354 MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n"); 355 MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n"); 356 MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 1)\n"); 357 MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 0)\n"); 358 MODULE_PARM_DESC(aspm, "Set to 1 to enable ASPM (default 1)\n"); 359 MODULE_PARM_DESC(debug_level, "Set debug level (0-5) (default 0)"); 360 MODULE_PARM_DESC(debug_mask, "Set debug mask (default 0)"); 361 362 static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume); 363 364 static struct pci_driver rtl92de_driver = { 365 .name = KBUILD_MODNAME, 366 .id_table = rtl92de_pci_ids, 367 .probe = rtl_pci_probe, 368 .remove = rtl_pci_disconnect, 369 .driver.pm = &rtlwifi_pm_ops, 370 }; 371 372 /* add global spin lock to solve the problem that 373 * Dul mac register operation on the same time */ 374 DEFINE_SPINLOCK(globalmutex_power); 375 DEFINE_SPINLOCK(globalmutex_for_fwdownload); 376 DEFINE_SPINLOCK(globalmutex_for_power_and_efuse); 377 378 static int __init rtl92de_module_init(void) 379 { 380 int ret = 0; 381 382 ret = pci_register_driver(&rtl92de_driver); 383 if (ret) 384 WARN_ONCE(true, "rtl8192de: No device found\n"); 385 return ret; 386 } 387 388 static void __exit rtl92de_module_exit(void) 389 { 390 pci_unregister_driver(&rtl92de_driver); 391 } 392 393 module_init(rtl92de_module_init); 394 module_exit(rtl92de_module_exit); 395