1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright(c) 2009-2013 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 "trx.h" 13 #include "led.h" 14 #include "table.h" 15 16 #include <linux/vmalloc.h> 17 #include <linux/module.h> 18 19 static void rtl88e_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 /* ASPM PS mode. 25 * 0 - Disable ASPM, 26 * 1 - Enable ASPM without Clock Req, 27 * 2 - Enable ASPM with Clock Req, 28 * 3 - Alwyas Enable ASPM with Clock Req, 29 * 4 - Always Enable ASPM without Clock Req. 30 * set defult to RTL8192CE:3 RTL8192E:2 31 */ 32 rtlpci->const_pci_aspm = 3; 33 34 /*Setting for PCI-E device */ 35 rtlpci->const_devicepci_aspm_setting = 0x03; 36 37 /*Setting for PCI-E bridge */ 38 rtlpci->const_hostpci_aspm_setting = 0x02; 39 40 /* In Hw/Sw Radio Off situation. 41 * 0 - Default, 42 * 1 - From ASPM setting without low Mac Pwr, 43 * 2 - From ASPM setting with low Mac Pwr, 44 * 3 - Bus D3 45 * set default to RTL8192CE:0 RTL8192SE:2 46 */ 47 rtlpci->const_hwsw_rfoff_d3 = 0; 48 49 /* This setting works for those device with 50 * backdoor ASPM setting such as EPHY setting. 51 * 0 - Not support ASPM, 52 * 1 - Support ASPM, 53 * 2 - According to chipset. 54 */ 55 rtlpci->const_support_pciaspm = rtlpriv->cfg->mod_params->aspm_support; 56 } 57 58 static int rtl88e_init_sw_vars(struct ieee80211_hw *hw) 59 { 60 int err = 0; 61 struct rtl_priv *rtlpriv = rtl_priv(hw); 62 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 63 u8 tid; 64 char *fw_name; 65 66 rtl8188ee_bt_reg_init(hw); 67 rtlpriv->dm.dm_initialgain_enable = true; 68 rtlpriv->dm.dm_flag = 0; 69 rtlpriv->dm.disable_framebursting = false; 70 rtlpriv->dm.thermalvalue = 0; 71 rtlpci->transmit_config = CFENDFORM | BIT(15); 72 73 /* compatible 5G band 88ce just 2.4G band & smsp */ 74 rtlpriv->rtlhal.current_bandtype = BAND_ON_2_4G; 75 rtlpriv->rtlhal.bandset = BAND_ON_2_4G; 76 rtlpriv->rtlhal.macphymode = SINGLEMAC_SINGLEPHY; 77 78 rtlpci->receive_config = (RCR_APPFCS | 79 RCR_APP_MIC | 80 RCR_APP_ICV | 81 RCR_APP_PHYST_RXFF | 82 RCR_HTC_LOC_CTRL | 83 RCR_AMF | 84 RCR_ACF | 85 RCR_ADF | 86 RCR_AICV | 87 RCR_ACRC32 | 88 RCR_AB | 89 RCR_AM | 90 RCR_APM | 91 0); 92 93 rtlpci->irq_mask[0] = 94 (u32)(IMR_PSTIMEOUT | 95 IMR_HSISR_IND_ON_INT | 96 IMR_C2HCMD | 97 IMR_HIGHDOK | 98 IMR_MGNTDOK | 99 IMR_BKDOK | 100 IMR_BEDOK | 101 IMR_VIDOK | 102 IMR_VODOK | 103 IMR_RDU | 104 IMR_ROK | 105 0); 106 rtlpci->irq_mask[1] = (u32) (IMR_RXFOVW | 0); 107 rtlpci->sys_irq_mask = (u32) (HSIMR_PDN_INT_EN | HSIMR_RON_INT_EN); 108 109 /* for LPS & IPS */ 110 rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps; 111 rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps; 112 rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps; 113 rtlpci->msi_support = rtlpriv->cfg->mod_params->msi_support; 114 if (rtlpriv->cfg->mod_params->disable_watchdog) 115 pr_info("watchdog disabled\n"); 116 if (!rtlpriv->psc.inactiveps) 117 pr_info("rtl8188ee: Power Save off (module option)\n"); 118 if (!rtlpriv->psc.fwctrl_lps) 119 pr_info("rtl8188ee: FW Power Save off (module option)\n"); 120 rtlpriv->psc.reg_fwctrl_lps = 3; 121 rtlpriv->psc.reg_max_lps_awakeintvl = 5; 122 /* for ASPM, you can close aspm through 123 * set const_support_pciaspm = 0 124 */ 125 rtl88e_init_aspm_vars(hw); 126 127 if (rtlpriv->psc.reg_fwctrl_lps == 1) 128 rtlpriv->psc.fwctrl_psmode = FW_PS_MIN_MODE; 129 else if (rtlpriv->psc.reg_fwctrl_lps == 2) 130 rtlpriv->psc.fwctrl_psmode = FW_PS_MAX_MODE; 131 else if (rtlpriv->psc.reg_fwctrl_lps == 3) 132 rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE; 133 134 /* for firmware buf */ 135 rtlpriv->rtlhal.pfirmware = vzalloc(0x8000); 136 if (!rtlpriv->rtlhal.pfirmware) { 137 pr_info("Can't alloc buffer for fw.\n"); 138 return 1; 139 } 140 141 fw_name = "rtlwifi/rtl8188efw.bin"; 142 rtlpriv->max_fw_size = 0x8000; 143 pr_info("Using firmware %s\n", fw_name); 144 err = request_firmware_nowait(THIS_MODULE, 1, fw_name, 145 rtlpriv->io.dev, GFP_KERNEL, hw, 146 rtl_fw_cb); 147 if (err) { 148 pr_info("Failed to request firmware!\n"); 149 vfree(rtlpriv->rtlhal.pfirmware); 150 rtlpriv->rtlhal.pfirmware = NULL; 151 return 1; 152 } 153 154 /* for early mode */ 155 rtlpriv->rtlhal.earlymode_enable = false; 156 rtlpriv->rtlhal.max_earlymode_num = 10; 157 for (tid = 0; tid < 8; tid++) 158 skb_queue_head_init(&rtlpriv->mac80211.skb_waitq[tid]); 159 160 /*low power */ 161 rtlpriv->psc.low_power_enable = false; 162 if (rtlpriv->psc.low_power_enable) { 163 timer_setup(&rtlpriv->works.fw_clockoff_timer, 164 rtl88ee_fw_clk_off_timer_callback, 0); 165 } 166 167 timer_setup(&rtlpriv->works.fast_antenna_training_timer, 168 rtl88e_dm_fast_antenna_training_callback, 0); 169 return err; 170 } 171 172 static void rtl88e_deinit_sw_vars(struct ieee80211_hw *hw) 173 { 174 struct rtl_priv *rtlpriv = rtl_priv(hw); 175 176 if (rtlpriv->rtlhal.pfirmware) { 177 vfree(rtlpriv->rtlhal.pfirmware); 178 rtlpriv->rtlhal.pfirmware = NULL; 179 } 180 181 if (rtlpriv->psc.low_power_enable) 182 del_timer_sync(&rtlpriv->works.fw_clockoff_timer); 183 184 del_timer_sync(&rtlpriv->works.fast_antenna_training_timer); 185 } 186 187 /* get bt coexist status */ 188 static bool rtl88e_get_btc_status(void) 189 { 190 return false; 191 } 192 193 static struct rtl_hal_ops rtl8188ee_hal_ops = { 194 .init_sw_vars = rtl88e_init_sw_vars, 195 .deinit_sw_vars = rtl88e_deinit_sw_vars, 196 .read_eeprom_info = rtl88ee_read_eeprom_info, 197 .interrupt_recognized = rtl88ee_interrupt_recognized,/*need check*/ 198 .hw_init = rtl88ee_hw_init, 199 .hw_disable = rtl88ee_card_disable, 200 .hw_suspend = rtl88ee_suspend, 201 .hw_resume = rtl88ee_resume, 202 .enable_interrupt = rtl88ee_enable_interrupt, 203 .disable_interrupt = rtl88ee_disable_interrupt, 204 .set_network_type = rtl88ee_set_network_type, 205 .set_chk_bssid = rtl88ee_set_check_bssid, 206 .set_qos = rtl88ee_set_qos, 207 .set_bcn_reg = rtl88ee_set_beacon_related_registers, 208 .set_bcn_intv = rtl88ee_set_beacon_interval, 209 .update_interrupt_mask = rtl88ee_update_interrupt_mask, 210 .get_hw_reg = rtl88ee_get_hw_reg, 211 .set_hw_reg = rtl88ee_set_hw_reg, 212 .update_rate_tbl = rtl88ee_update_hal_rate_tbl, 213 .fill_tx_desc = rtl88ee_tx_fill_desc, 214 .fill_tx_cmddesc = rtl88ee_tx_fill_cmddesc, 215 .query_rx_desc = rtl88ee_rx_query_desc, 216 .set_channel_access = rtl88ee_update_channel_access_setting, 217 .radio_onoff_checking = rtl88ee_gpio_radio_on_off_checking, 218 .set_bw_mode = rtl88e_phy_set_bw_mode, 219 .switch_channel = rtl88e_phy_sw_chnl, 220 .dm_watchdog = rtl88e_dm_watchdog, 221 .scan_operation_backup = rtl88e_phy_scan_operation_backup, 222 .set_rf_power_state = rtl88e_phy_set_rf_power_state, 223 .led_control = rtl88ee_led_control, 224 .set_desc = rtl88ee_set_desc, 225 .get_desc = rtl88ee_get_desc, 226 .is_tx_desc_closed = rtl88ee_is_tx_desc_closed, 227 .tx_polling = rtl88ee_tx_polling, 228 .enable_hw_sec = rtl88ee_enable_hw_security_config, 229 .set_key = rtl88ee_set_key, 230 .get_bbreg = rtl88e_phy_query_bb_reg, 231 .set_bbreg = rtl88e_phy_set_bb_reg, 232 .get_rfreg = rtl88e_phy_query_rf_reg, 233 .set_rfreg = rtl88e_phy_set_rf_reg, 234 .get_btc_status = rtl88e_get_btc_status, 235 }; 236 237 static struct rtl_mod_params rtl88ee_mod_params = { 238 .sw_crypto = false, 239 .inactiveps = true, 240 .swctrl_lps = false, 241 .fwctrl_lps = false, 242 .msi_support = true, 243 .aspm_support = 1, 244 .debug_level = 0, 245 .debug_mask = 0, 246 }; 247 248 static const struct rtl_hal_cfg rtl88ee_hal_cfg = { 249 .bar_id = 2, 250 .write_readback = true, 251 .name = "rtl88e_pci", 252 .ops = &rtl8188ee_hal_ops, 253 .mod_params = &rtl88ee_mod_params, 254 255 .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL, 256 .maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN, 257 .maps[SYS_CLK] = REG_SYS_CLKR, 258 .maps[MAC_RCR_AM] = AM, 259 .maps[MAC_RCR_AB] = AB, 260 .maps[MAC_RCR_ACRC32] = ACRC32, 261 .maps[MAC_RCR_ACF] = ACF, 262 .maps[MAC_RCR_AAP] = AAP, 263 .maps[MAC_HIMR] = REG_HIMR, 264 .maps[MAC_HIMRE] = REG_HIMRE, 265 .maps[MAC_HSISR] = REG_HSISR, 266 267 .maps[EFUSE_ACCESS] = REG_EFUSE_ACCESS, 268 269 .maps[EFUSE_TEST] = REG_EFUSE_TEST, 270 .maps[EFUSE_CTRL] = REG_EFUSE_CTRL, 271 .maps[EFUSE_CLK] = 0, 272 .maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL, 273 .maps[EFUSE_PWC_EV12V] = PWC_EV12V, 274 .maps[EFUSE_FEN_ELDR] = FEN_ELDR, 275 .maps[EFUSE_LOADER_CLK_EN] = LOADER_CLK_EN, 276 .maps[EFUSE_ANA8M] = ANA8M, 277 .maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE, 278 .maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION, 279 .maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN, 280 .maps[EFUSE_OOB_PROTECT_BYTES_LEN] = EFUSE_OOB_PROTECT_BYTES, 281 282 .maps[RWCAM] = REG_CAMCMD, 283 .maps[WCAMI] = REG_CAMWRITE, 284 .maps[RCAMO] = REG_CAMREAD, 285 .maps[CAMDBG] = REG_CAMDBG, 286 .maps[SECR] = REG_SECCFG, 287 .maps[SEC_CAM_NONE] = CAM_NONE, 288 .maps[SEC_CAM_WEP40] = CAM_WEP40, 289 .maps[SEC_CAM_TKIP] = CAM_TKIP, 290 .maps[SEC_CAM_AES] = CAM_AES, 291 .maps[SEC_CAM_WEP104] = CAM_WEP104, 292 293 .maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6, 294 .maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5, 295 .maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4, 296 .maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3, 297 .maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2, 298 .maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1, 299 /* .maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8, */ /*need check*/ 300 .maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7, 301 .maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6, 302 .maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5, 303 .maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4, 304 .maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3, 305 .maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2, 306 .maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1, 307 /* .maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2,*/ 308 /* .maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1,*/ 309 310 .maps[RTL_IMR_TXFOVW] = IMR_TXFOVW, 311 .maps[RTL_IMR_PSTIMEOUT] = IMR_PSTIMEOUT, 312 .maps[RTL_IMR_BCNINT] = IMR_BCNDMAINT0, 313 .maps[RTL_IMR_RXFOVW] = IMR_RXFOVW, 314 .maps[RTL_IMR_RDU] = IMR_RDU, 315 .maps[RTL_IMR_ATIMEND] = IMR_ATIMEND, 316 .maps[RTL_IMR_BDOK] = IMR_BCNDOK0, 317 .maps[RTL_IMR_MGNTDOK] = IMR_MGNTDOK, 318 .maps[RTL_IMR_TBDER] = IMR_TBDER, 319 .maps[RTL_IMR_HIGHDOK] = IMR_HIGHDOK, 320 .maps[RTL_IMR_TBDOK] = IMR_TBDOK, 321 .maps[RTL_IMR_BKDOK] = IMR_BKDOK, 322 .maps[RTL_IMR_BEDOK] = IMR_BEDOK, 323 .maps[RTL_IMR_VIDOK] = IMR_VIDOK, 324 .maps[RTL_IMR_VODOK] = IMR_VODOK, 325 .maps[RTL_IMR_ROK] = IMR_ROK, 326 .maps[RTL_IMR_HSISR_IND] = IMR_HSISR_IND_ON_INT, 327 .maps[RTL_IBSS_INT_MASKS] = (IMR_BCNDMAINT0 | IMR_TBDOK | IMR_TBDER), 328 329 .maps[RTL_RC_CCK_RATE1M] = DESC92C_RATE1M, 330 .maps[RTL_RC_CCK_RATE2M] = DESC92C_RATE2M, 331 .maps[RTL_RC_CCK_RATE5_5M] = DESC92C_RATE5_5M, 332 .maps[RTL_RC_CCK_RATE11M] = DESC92C_RATE11M, 333 .maps[RTL_RC_OFDM_RATE6M] = DESC92C_RATE6M, 334 .maps[RTL_RC_OFDM_RATE9M] = DESC92C_RATE9M, 335 .maps[RTL_RC_OFDM_RATE12M] = DESC92C_RATE12M, 336 .maps[RTL_RC_OFDM_RATE18M] = DESC92C_RATE18M, 337 .maps[RTL_RC_OFDM_RATE24M] = DESC92C_RATE24M, 338 .maps[RTL_RC_OFDM_RATE36M] = DESC92C_RATE36M, 339 .maps[RTL_RC_OFDM_RATE48M] = DESC92C_RATE48M, 340 .maps[RTL_RC_OFDM_RATE54M] = DESC92C_RATE54M, 341 342 .maps[RTL_RC_HT_RATEMCS7] = DESC92C_RATEMCS7, 343 .maps[RTL_RC_HT_RATEMCS15] = DESC92C_RATEMCS15, 344 }; 345 346 static const struct pci_device_id rtl88ee_pci_ids[] = { 347 {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8179, rtl88ee_hal_cfg)}, 348 {}, 349 }; 350 351 MODULE_DEVICE_TABLE(pci, rtl88ee_pci_ids); 352 353 MODULE_AUTHOR("zhiyuan_yang <zhiyuan_yang@realsil.com.cn>"); 354 MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); 355 MODULE_AUTHOR("Larry Finger <Larry.Finger@lwfinger.net>"); 356 MODULE_LICENSE("GPL"); 357 MODULE_DESCRIPTION("Realtek 8188E 802.11n PCI wireless"); 358 MODULE_FIRMWARE("rtlwifi/rtl8188efw.bin"); 359 360 module_param_named(swenc, rtl88ee_mod_params.sw_crypto, bool, 0444); 361 module_param_named(debug_level, rtl88ee_mod_params.debug_level, int, 0644); 362 module_param_named(debug_mask, rtl88ee_mod_params.debug_mask, ullong, 0644); 363 module_param_named(ips, rtl88ee_mod_params.inactiveps, bool, 0444); 364 module_param_named(swlps, rtl88ee_mod_params.swctrl_lps, bool, 0444); 365 module_param_named(fwlps, rtl88ee_mod_params.fwctrl_lps, bool, 0444); 366 module_param_named(msi, rtl88ee_mod_params.msi_support, bool, 0444); 367 module_param_named(aspm, rtl88ee_mod_params.aspm_support, int, 0444); 368 module_param_named(disable_watchdog, rtl88ee_mod_params.disable_watchdog, 369 bool, 0444); 370 MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n"); 371 MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n"); 372 MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 0)\n"); 373 MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 1)\n"); 374 MODULE_PARM_DESC(msi, "Set to 1 to use MSI interrupts mode (default 1)\n"); 375 MODULE_PARM_DESC(aspm, "Set to 1 to enable ASPM (default 1)\n"); 376 MODULE_PARM_DESC(debug_level, "Set debug level (0-5) (default 0)"); 377 MODULE_PARM_DESC(debug_mask, "Set debug mask (default 0)"); 378 MODULE_PARM_DESC(disable_watchdog, "Set to 1 to disable the watchdog (default 0)\n"); 379 380 static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume); 381 382 static struct pci_driver rtl88ee_driver = { 383 .name = KBUILD_MODNAME, 384 .id_table = rtl88ee_pci_ids, 385 .probe = rtl_pci_probe, 386 .remove = rtl_pci_disconnect, 387 .driver.pm = &rtlwifi_pm_ops, 388 }; 389 390 module_pci_driver(rtl88ee_driver); 391