1/****************************************************************************** 2 * 3 * Copyright(c) 2009-2013 Realtek Corporation. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of version 2 of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 * The full GNU General Public License is included in this distribution in the 15 * file called LICENSE. 16 * 17 * Contact Information: 18 * wlanfae <wlanfae@realtek.com> 19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, 20 * Hsinchu 300, Taiwan. 21 * 22 * Larry Finger <Larry.Finger@lwfinger.net> 23 * 24 *****************************************************************************/ 25 26#include "../wifi.h" 27#include "../core.h" 28#include "../pci.h" 29#include "reg.h" 30#include "def.h" 31#include "phy.h" 32#include "dm.h" 33#include "hw.h" 34#include "sw.h" 35#include "trx.h" 36#include "led.h" 37#include "table.h" 38 39#include <linux/vmalloc.h> 40#include <linux/module.h> 41 42static void rtl88e_init_aspm_vars(struct ieee80211_hw *hw) 43{ 44 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 45 46 /*close ASPM for AMD defaultly */ 47 rtlpci->const_amdpci_aspm = 0; 48 49 /* ASPM PS mode. 50 * 0 - Disable ASPM, 51 * 1 - Enable ASPM without Clock Req, 52 * 2 - Enable ASPM with Clock Req, 53 * 3 - Alwyas Enable ASPM with Clock Req, 54 * 4 - Always Enable ASPM without Clock Req. 55 * set defult to RTL8192CE:3 RTL8192E:2 56 */ 57 rtlpci->const_pci_aspm = 3; 58 59 /*Setting for PCI-E device */ 60 rtlpci->const_devicepci_aspm_setting = 0x03; 61 62 /*Setting for PCI-E bridge */ 63 rtlpci->const_hostpci_aspm_setting = 0x02; 64 65 /* In Hw/Sw Radio Off situation. 66 * 0 - Default, 67 * 1 - From ASPM setting without low Mac Pwr, 68 * 2 - From ASPM setting with low Mac Pwr, 69 * 3 - Bus D3 70 * set default to RTL8192CE:0 RTL8192SE:2 71 */ 72 rtlpci->const_hwsw_rfoff_d3 = 0; 73 74 /* This setting works for those device with 75 * backdoor ASPM setting such as EPHY setting. 76 * 0 - Not support ASPM, 77 * 1 - Support ASPM, 78 * 2 - According to chipset. 79 */ 80 rtlpci->const_support_pciaspm = 1; 81} 82 83int rtl88e_init_sw_vars(struct ieee80211_hw *hw) 84{ 85 int err = 0; 86 struct rtl_priv *rtlpriv = rtl_priv(hw); 87 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 88 u8 tid; 89 90 rtl8188ee_bt_reg_init(hw); 91 rtlpci->msi_support = rtlpriv->cfg->mod_params->msi_support; 92 93 rtlpriv->dm.dm_initialgain_enable = 1; 94 rtlpriv->dm.dm_flag = 0; 95 rtlpriv->dm.disable_framebursting = 0; 96 rtlpriv->dm.thermalvalue = 0; 97 rtlpci->transmit_config = CFENDFORM | BIT(15); 98 99 /* compatible 5G band 88ce just 2.4G band & smsp */ 100 rtlpriv->rtlhal.current_bandtype = BAND_ON_2_4G; 101 rtlpriv->rtlhal.bandset = BAND_ON_2_4G; 102 rtlpriv->rtlhal.macphymode = SINGLEMAC_SINGLEPHY; 103 104 rtlpci->receive_config = (RCR_APPFCS | 105 RCR_APP_MIC | 106 RCR_APP_ICV | 107 RCR_APP_PHYST_RXFF | 108 RCR_HTC_LOC_CTRL | 109 RCR_AMF | 110 RCR_ACF | 111 RCR_ADF | 112 RCR_AICV | 113 RCR_ACRC32 | 114 RCR_AB | 115 RCR_AM | 116 RCR_APM | 117 0); 118 119 rtlpci->irq_mask[0] = 120 (u32)(IMR_PSTIMEOUT | 121 IMR_HSISR_IND_ON_INT | 122 IMR_C2HCMD | 123 IMR_HIGHDOK | 124 IMR_MGNTDOK | 125 IMR_BKDOK | 126 IMR_BEDOK | 127 IMR_VIDOK | 128 IMR_VODOK | 129 IMR_RDU | 130 IMR_ROK | 131 0); 132 rtlpci->irq_mask[1] = (u32) (IMR_RXFOVW | 0); 133 rtlpci->sys_irq_mask = (u32) (HSIMR_PDN_INT_EN | HSIMR_RON_INT_EN); 134 135 /* for debug level */ 136 rtlpriv->dbg.global_debuglevel = rtlpriv->cfg->mod_params->debug; 137 /* for LPS & IPS */ 138 rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps; 139 rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps; 140 rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps; 141 if (rtlpriv->cfg->mod_params->disable_watchdog) 142 pr_info("watchdog disabled\n"); 143 if (!rtlpriv->psc.inactiveps) 144 pr_info("rtl8188ee: Power Save off (module option)\n"); 145 if (!rtlpriv->psc.fwctrl_lps) 146 pr_info("rtl8188ee: FW Power Save off (module option)\n"); 147 rtlpriv->psc.reg_fwctrl_lps = 3; 148 rtlpriv->psc.reg_max_lps_awakeintvl = 5; 149 /* for ASPM, you can close aspm through 150 * set const_support_pciaspm = 0 151 */ 152 rtl88e_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 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, 165 "Can't alloc buffer for fw.\n"); 166 return 1; 167 } 168 169 rtlpriv->cfg->fw_name = "rtlwifi/rtl8188efw.bin"; 170 rtlpriv->max_fw_size = 0x8000; 171 pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name); 172 err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name, 173 rtlpriv->io.dev, GFP_KERNEL, hw, 174 rtl_fw_cb); 175 if (err) { 176 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, 177 "Failed to request firmware!\n"); 178 return 1; 179 } 180 181 /* for early mode */ 182 rtlpriv->rtlhal.earlymode_enable = false; 183 rtlpriv->rtlhal.max_earlymode_num = 10; 184 for (tid = 0; tid < 8; tid++) 185 skb_queue_head_init(&rtlpriv->mac80211.skb_waitq[tid]); 186 187 /*low power */ 188 rtlpriv->psc.low_power_enable = false; 189 if (rtlpriv->psc.low_power_enable) { 190 init_timer(&rtlpriv->works.fw_clockoff_timer); 191 setup_timer(&rtlpriv->works.fw_clockoff_timer, 192 rtl88ee_fw_clk_off_timer_callback, 193 (unsigned long)hw); 194 } 195 196 init_timer(&rtlpriv->works.fast_antenna_training_timer); 197 setup_timer(&rtlpriv->works.fast_antenna_training_timer, 198 rtl88e_dm_fast_antenna_training_callback, 199 (unsigned long)hw); 200 return err; 201} 202 203void rtl88e_deinit_sw_vars(struct ieee80211_hw *hw) 204{ 205 struct rtl_priv *rtlpriv = rtl_priv(hw); 206 207 if (rtlpriv->rtlhal.pfirmware) { 208 vfree(rtlpriv->rtlhal.pfirmware); 209 rtlpriv->rtlhal.pfirmware = NULL; 210 } 211 212 if (rtlpriv->psc.low_power_enable) 213 del_timer_sync(&rtlpriv->works.fw_clockoff_timer); 214 215 del_timer_sync(&rtlpriv->works.fast_antenna_training_timer); 216} 217 218/* get bt coexist status */ 219bool rtl88e_get_btc_status(void) 220{ 221 return false; 222} 223 224static struct rtl_hal_ops rtl8188ee_hal_ops = { 225 .init_sw_vars = rtl88e_init_sw_vars, 226 .deinit_sw_vars = rtl88e_deinit_sw_vars, 227 .read_eeprom_info = rtl88ee_read_eeprom_info, 228 .interrupt_recognized = rtl88ee_interrupt_recognized,/*need check*/ 229 .hw_init = rtl88ee_hw_init, 230 .hw_disable = rtl88ee_card_disable, 231 .hw_suspend = rtl88ee_suspend, 232 .hw_resume = rtl88ee_resume, 233 .enable_interrupt = rtl88ee_enable_interrupt, 234 .disable_interrupt = rtl88ee_disable_interrupt, 235 .set_network_type = rtl88ee_set_network_type, 236 .set_chk_bssid = rtl88ee_set_check_bssid, 237 .set_qos = rtl88ee_set_qos, 238 .set_bcn_reg = rtl88ee_set_beacon_related_registers, 239 .set_bcn_intv = rtl88ee_set_beacon_interval, 240 .update_interrupt_mask = rtl88ee_update_interrupt_mask, 241 .get_hw_reg = rtl88ee_get_hw_reg, 242 .set_hw_reg = rtl88ee_set_hw_reg, 243 .update_rate_tbl = rtl88ee_update_hal_rate_tbl, 244 .fill_tx_desc = rtl88ee_tx_fill_desc, 245 .fill_tx_cmddesc = rtl88ee_tx_fill_cmddesc, 246 .query_rx_desc = rtl88ee_rx_query_desc, 247 .set_channel_access = rtl88ee_update_channel_access_setting, 248 .radio_onoff_checking = rtl88ee_gpio_radio_on_off_checking, 249 .set_bw_mode = rtl88e_phy_set_bw_mode, 250 .switch_channel = rtl88e_phy_sw_chnl, 251 .dm_watchdog = rtl88e_dm_watchdog, 252 .scan_operation_backup = rtl88e_phy_scan_operation_backup, 253 .set_rf_power_state = rtl88e_phy_set_rf_power_state, 254 .led_control = rtl88ee_led_control, 255 .set_desc = rtl88ee_set_desc, 256 .get_desc = rtl88ee_get_desc, 257 .is_tx_desc_closed = rtl88ee_is_tx_desc_closed, 258 .tx_polling = rtl88ee_tx_polling, 259 .enable_hw_sec = rtl88ee_enable_hw_security_config, 260 .set_key = rtl88ee_set_key, 261 .init_sw_leds = rtl88ee_init_sw_leds, 262 .get_bbreg = rtl88e_phy_query_bb_reg, 263 .set_bbreg = rtl88e_phy_set_bb_reg, 264 .get_rfreg = rtl88e_phy_query_rf_reg, 265 .set_rfreg = rtl88e_phy_set_rf_reg, 266 .get_btc_status = rtl88e_get_btc_status, 267 .rx_command_packet = rtl88ee_rx_command_packet, 268 269}; 270 271static struct rtl_mod_params rtl88ee_mod_params = { 272 .sw_crypto = false, 273 .inactiveps = false, 274 .swctrl_lps = false, 275 .fwctrl_lps = false, 276 .msi_support = true, 277 .debug = DBG_EMERG, 278}; 279 280static struct rtl_hal_cfg rtl88ee_hal_cfg = { 281 .bar_id = 2, 282 .write_readback = true, 283 .name = "rtl88e_pci", 284 .fw_name = "rtlwifi/rtl8188efw.bin", 285 .ops = &rtl8188ee_hal_ops, 286 .mod_params = &rtl88ee_mod_params, 287 288 .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL, 289 .maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN, 290 .maps[SYS_CLK] = REG_SYS_CLKR, 291 .maps[MAC_RCR_AM] = AM, 292 .maps[MAC_RCR_AB] = AB, 293 .maps[MAC_RCR_ACRC32] = ACRC32, 294 .maps[MAC_RCR_ACF] = ACF, 295 .maps[MAC_RCR_AAP] = AAP, 296 .maps[MAC_HIMR] = REG_HIMR, 297 .maps[MAC_HIMRE] = REG_HIMRE, 298 .maps[MAC_HSISR] = REG_HSISR, 299 300 .maps[EFUSE_ACCESS] = REG_EFUSE_ACCESS, 301 302 .maps[EFUSE_TEST] = REG_EFUSE_TEST, 303 .maps[EFUSE_CTRL] = REG_EFUSE_CTRL, 304 .maps[EFUSE_CLK] = 0, 305 .maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL, 306 .maps[EFUSE_PWC_EV12V] = PWC_EV12V, 307 .maps[EFUSE_FEN_ELDR] = FEN_ELDR, 308 .maps[EFUSE_LOADER_CLK_EN] = LOADER_CLK_EN, 309 .maps[EFUSE_ANA8M] = ANA8M, 310 .maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE, 311 .maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION, 312 .maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN, 313 .maps[EFUSE_OOB_PROTECT_BYTES_LEN] = EFUSE_OOB_PROTECT_BYTES, 314 315 .maps[RWCAM] = REG_CAMCMD, 316 .maps[WCAMI] = REG_CAMWRITE, 317 .maps[RCAMO] = REG_CAMREAD, 318 .maps[CAMDBG] = REG_CAMDBG, 319 .maps[SECR] = REG_SECCFG, 320 .maps[SEC_CAM_NONE] = CAM_NONE, 321 .maps[SEC_CAM_WEP40] = CAM_WEP40, 322 .maps[SEC_CAM_TKIP] = CAM_TKIP, 323 .maps[SEC_CAM_AES] = CAM_AES, 324 .maps[SEC_CAM_WEP104] = CAM_WEP104, 325 326 .maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6, 327 .maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5, 328 .maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4, 329 .maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3, 330 .maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2, 331 .maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1, 332/* .maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8, */ /*need check*/ 333 .maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7, 334 .maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6, 335 .maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5, 336 .maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4, 337 .maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3, 338 .maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2, 339 .maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1, 340/* .maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2,*/ 341/* .maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1,*/ 342 343 .maps[RTL_IMR_TXFOVW] = IMR_TXFOVW, 344 .maps[RTL_IMR_PSTIMEOUT] = IMR_PSTIMEOUT, 345 .maps[RTL_IMR_BCNINT] = IMR_BCNDMAINT0, 346 .maps[RTL_IMR_RXFOVW] = IMR_RXFOVW, 347 .maps[RTL_IMR_RDU] = IMR_RDU, 348 .maps[RTL_IMR_ATIMEND] = IMR_ATIMEND, 349 .maps[RTL_IMR_BDOK] = IMR_BCNDOK0, 350 .maps[RTL_IMR_MGNTDOK] = IMR_MGNTDOK, 351 .maps[RTL_IMR_TBDER] = IMR_TBDER, 352 .maps[RTL_IMR_HIGHDOK] = IMR_HIGHDOK, 353 .maps[RTL_IMR_TBDOK] = IMR_TBDOK, 354 .maps[RTL_IMR_BKDOK] = IMR_BKDOK, 355 .maps[RTL_IMR_BEDOK] = IMR_BEDOK, 356 .maps[RTL_IMR_VIDOK] = IMR_VIDOK, 357 .maps[RTL_IMR_VODOK] = IMR_VODOK, 358 .maps[RTL_IMR_ROK] = IMR_ROK, 359 .maps[RTL_IMR_HSISR_IND] = IMR_HSISR_IND_ON_INT, 360 .maps[RTL_IBSS_INT_MASKS] = (IMR_BCNDMAINT0 | IMR_TBDOK | IMR_TBDER), 361 362 .maps[RTL_RC_CCK_RATE1M] = DESC92C_RATE1M, 363 .maps[RTL_RC_CCK_RATE2M] = DESC92C_RATE2M, 364 .maps[RTL_RC_CCK_RATE5_5M] = DESC92C_RATE5_5M, 365 .maps[RTL_RC_CCK_RATE11M] = DESC92C_RATE11M, 366 .maps[RTL_RC_OFDM_RATE6M] = DESC92C_RATE6M, 367 .maps[RTL_RC_OFDM_RATE9M] = DESC92C_RATE9M, 368 .maps[RTL_RC_OFDM_RATE12M] = DESC92C_RATE12M, 369 .maps[RTL_RC_OFDM_RATE18M] = DESC92C_RATE18M, 370 .maps[RTL_RC_OFDM_RATE24M] = DESC92C_RATE24M, 371 .maps[RTL_RC_OFDM_RATE36M] = DESC92C_RATE36M, 372 .maps[RTL_RC_OFDM_RATE48M] = DESC92C_RATE48M, 373 .maps[RTL_RC_OFDM_RATE54M] = DESC92C_RATE54M, 374 375 .maps[RTL_RC_HT_RATEMCS7] = DESC92C_RATEMCS7, 376 .maps[RTL_RC_HT_RATEMCS15] = DESC92C_RATEMCS15, 377}; 378 379static struct pci_device_id rtl88ee_pci_ids[] = { 380 {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8179, rtl88ee_hal_cfg)}, 381 {}, 382}; 383 384MODULE_DEVICE_TABLE(pci, rtl88ee_pci_ids); 385 386MODULE_AUTHOR("zhiyuan_yang <zhiyuan_yang@realsil.com.cn>"); 387MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); 388MODULE_AUTHOR("Larry Finger <Larry.Finger@lwfinger.net>"); 389MODULE_LICENSE("GPL"); 390MODULE_DESCRIPTION("Realtek 8188E 802.11n PCI wireless"); 391MODULE_FIRMWARE("rtlwifi/rtl8188efw.bin"); 392 393module_param_named(swenc, rtl88ee_mod_params.sw_crypto, bool, 0444); 394module_param_named(debug, rtl88ee_mod_params.debug, int, 0444); 395module_param_named(ips, rtl88ee_mod_params.inactiveps, bool, 0444); 396module_param_named(swlps, rtl88ee_mod_params.swctrl_lps, bool, 0444); 397module_param_named(fwlps, rtl88ee_mod_params.fwctrl_lps, bool, 0444); 398module_param_named(msi, rtl88ee_mod_params.msi_support, bool, 0444); 399module_param_named(disable_watchdog, rtl88ee_mod_params.disable_watchdog, 400 bool, 0444); 401MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n"); 402MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n"); 403MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 0)\n"); 404MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 1)\n"); 405MODULE_PARM_DESC(msi, "Set to 1 to use MSI interrupts mode (default 1)\n"); 406MODULE_PARM_DESC(debug, "Set debug level (0-5) (default 0)"); 407MODULE_PARM_DESC(disable_watchdog, "Set to 1 to disable the watchdog (default 0)\n"); 408 409static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume); 410 411static struct pci_driver rtl88ee_driver = { 412 .name = KBUILD_MODNAME, 413 .id_table = rtl88ee_pci_ids, 414 .probe = rtl_pci_probe, 415 .remove = rtl_pci_disconnect, 416 .driver.pm = &rtlwifi_pm_ops, 417}; 418 419module_pci_driver(rtl88ee_driver); 420