| // SPDX-License-Identifier: GPL-2.0 |
| /* Copyright(c) 2009-2012 Realtek Corporation.*/ |
| |
| #include "../wifi.h" |
| #include "../core.h" |
| #include "../base.h" |
| #include "../pci.h" |
| #include "reg.h" |
| #include "def.h" |
| #include "phy.h" |
| #include "dm.h" |
| #include "fw.h" |
| #include "hw.h" |
| #include "trx.h" |
| #include "led.h" |
| |
| #include <linux/module.h> |
| |
| static void rtl92s_init_aspm_vars(struct ieee80211_hw *hw) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); |
| |
| /* ASPM PS mode. |
| * 0 - Disable ASPM, |
| * 1 - Enable ASPM without Clock Req, |
| * 2 - Enable ASPM with Clock Req, |
| * 3 - Alwyas Enable ASPM with Clock Req, |
| * 4 - Always Enable ASPM without Clock Req. |
| * set default to RTL8192CE:3 RTL8192E:2 |
| * */ |
| rtlpci->const_pci_aspm = 2; |
| |
| /*Setting for PCI-E device */ |
| rtlpci->const_devicepci_aspm_setting = 0x03; |
| |
| /*Setting for PCI-E bridge */ |
| rtlpci->const_hostpci_aspm_setting = 0x02; |
| |
| /* In Hw/Sw Radio Off situation. |
| * 0 - Default, |
| * 1 - From ASPM setting without low Mac Pwr, |
| * 2 - From ASPM setting with low Mac Pwr, |
| * 3 - Bus D3 |
| * set default to RTL8192CE:0 RTL8192SE:2 |
| */ |
| rtlpci->const_hwsw_rfoff_d3 = 2; |
| |
| /* This setting works for those device with |
| * backdoor ASPM setting such as EPHY setting. |
| * 0 - Not support ASPM, |
| * 1 - Support ASPM, |
| * 2 - According to chipset. |
| */ |
| rtlpci->const_support_pciaspm = rtlpriv->cfg->mod_params->aspm_support; |
| } |
| |
| static void rtl92se_fw_cb(const struct firmware *firmware, void *context) |
| { |
| struct ieee80211_hw *hw = context; |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct rt_firmware *pfirmware = NULL; |
| char *fw_name = "rtlwifi/rtl8192sefw.bin"; |
| |
| rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD, |
| "Firmware callback routine entered!\n"); |
| complete(&rtlpriv->firmware_loading_complete); |
| if (!firmware) { |
| pr_err("Firmware %s not available\n", fw_name); |
| rtlpriv->max_fw_size = 0; |
| return; |
| } |
| if (firmware->size > rtlpriv->max_fw_size) { |
| pr_err("Firmware is too big!\n"); |
| rtlpriv->max_fw_size = 0; |
| release_firmware(firmware); |
| return; |
| } |
| pfirmware = (struct rt_firmware *)rtlpriv->rtlhal.pfirmware; |
| memcpy(pfirmware->sz_fw_tmpbuffer, firmware->data, firmware->size); |
| pfirmware->sz_fw_tmpbufferlen = firmware->size; |
| release_firmware(firmware); |
| } |
| |
| static int rtl92s_init_sw_vars(struct ieee80211_hw *hw) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); |
| int err = 0; |
| u16 earlyrxthreshold = 7; |
| char *fw_name = "rtlwifi/rtl8192sefw.bin"; |
| |
| rtlpriv->dm.dm_initialgain_enable = true; |
| rtlpriv->dm.dm_flag = 0; |
| rtlpriv->dm.disable_framebursting = false; |
| rtlpriv->dm.thermalvalue = 0; |
| rtlpriv->dm.useramask = true; |
| |
| /* compatible 5G band 91se just 2.4G band & smsp */ |
| rtlpriv->rtlhal.current_bandtype = BAND_ON_2_4G; |
| rtlpriv->rtlhal.bandset = BAND_ON_2_4G; |
| rtlpriv->rtlhal.macphymode = SINGLEMAC_SINGLEPHY; |
| |
| rtlpci->transmit_config = 0; |
| |
| rtlpci->receive_config = |
| RCR_APPFCS | |
| RCR_APWRMGT | |
| /*RCR_ADD3 |*/ |
| RCR_AMF | |
| RCR_ADF | |
| RCR_APP_MIC | |
| RCR_APP_ICV | |
| RCR_AICV | |
| /* Accept ICV error, CRC32 Error */ |
| RCR_ACRC32 | |
| RCR_AB | |
| /* Accept Broadcast, Multicast */ |
| RCR_AM | |
| /* Accept Physical match */ |
| RCR_APM | |
| /* Accept Destination Address packets */ |
| /*RCR_AAP |*/ |
| RCR_APP_PHYST_STAFF | |
| /* Accept PHY status */ |
| RCR_APP_PHYST_RXFF | |
| (earlyrxthreshold << RCR_FIFO_OFFSET); |
| |
| rtlpci->irq_mask[0] = (u32) |
| (IMR_ROK | |
| IMR_VODOK | |
| IMR_VIDOK | |
| IMR_BEDOK | |
| IMR_BKDOK | |
| IMR_HCCADOK | |
| IMR_MGNTDOK | |
| IMR_COMDOK | |
| IMR_HIGHDOK | |
| IMR_BDOK | |
| IMR_RXCMDOK | |
| /*IMR_TIMEOUT0 |*/ |
| IMR_RDU | |
| IMR_RXFOVW | |
| IMR_BCNINT |
| /*| IMR_TXFOVW*/ |
| /*| IMR_TBDOK | |
| IMR_TBDER*/); |
| |
| rtlpci->irq_mask[1] = (u32) 0; |
| |
| rtlpci->shortretry_limit = 0x30; |
| rtlpci->longretry_limit = 0x30; |
| |
| rtlpci->first_init = true; |
| |
| /* for LPS & IPS */ |
| rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps; |
| rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps; |
| rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps; |
| if (!rtlpriv->psc.inactiveps) |
| pr_info("Power Save off (module option)\n"); |
| if (!rtlpriv->psc.fwctrl_lps) |
| pr_info("FW Power Save off (module option)\n"); |
| rtlpriv->psc.reg_fwctrl_lps = 3; |
| rtlpriv->psc.reg_max_lps_awakeintvl = 5; |
| /* for ASPM, you can close aspm through |
| * set const_support_pciaspm = 0 */ |
| rtl92s_init_aspm_vars(hw); |
| |
| if (rtlpriv->psc.reg_fwctrl_lps == 1) |
| rtlpriv->psc.fwctrl_psmode = FW_PS_MIN_MODE; |
| else if (rtlpriv->psc.reg_fwctrl_lps == 2) |
| rtlpriv->psc.fwctrl_psmode = FW_PS_MAX_MODE; |
| else if (rtlpriv->psc.reg_fwctrl_lps == 3) |
| rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE; |
| |
| /* for firmware buf */ |
| rtlpriv->rtlhal.pfirmware = vzalloc(sizeof(struct rt_firmware)); |
| if (!rtlpriv->rtlhal.pfirmware) |
| return 1; |
| |
| rtlpriv->max_fw_size = RTL8190_MAX_FIRMWARE_CODE_SIZE*2 + |
| sizeof(struct fw_hdr); |
| pr_info("Driver for Realtek RTL8192SE/RTL8191SE\n" |
| "Loading firmware %s\n", fw_name); |
| /* request fw */ |
| err = request_firmware_nowait(THIS_MODULE, 1, fw_name, |
| rtlpriv->io.dev, GFP_KERNEL, hw, |
| rtl92se_fw_cb); |
| if (err) { |
| pr_err("Failed to request firmware!\n"); |
| vfree(rtlpriv->rtlhal.pfirmware); |
| rtlpriv->rtlhal.pfirmware = NULL; |
| return 1; |
| } |
| |
| return err; |
| } |
| |
| static void rtl92s_deinit_sw_vars(struct ieee80211_hw *hw) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| |
| if (rtlpriv->rtlhal.pfirmware) { |
| vfree(rtlpriv->rtlhal.pfirmware); |
| rtlpriv->rtlhal.pfirmware = NULL; |
| } |
| } |
| |
| static bool rtl92se_is_tx_desc_closed(struct ieee80211_hw *hw, u8 hw_queue, |
| u16 index) |
| { |
| struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); |
| struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue]; |
| u8 *entry = (u8 *)(&ring->desc[ring->idx]); |
| u8 own = (u8)rtl92se_get_desc(hw, entry, true, HW_DESC_OWN); |
| |
| if (own) |
| return false; |
| return true; |
| } |
| |
| static struct rtl_hal_ops rtl8192se_hal_ops = { |
| .init_sw_vars = rtl92s_init_sw_vars, |
| .deinit_sw_vars = rtl92s_deinit_sw_vars, |
| .read_eeprom_info = rtl92se_read_eeprom_info, |
| .interrupt_recognized = rtl92se_interrupt_recognized, |
| .hw_init = rtl92se_hw_init, |
| .hw_disable = rtl92se_card_disable, |
| .hw_suspend = rtl92se_suspend, |
| .hw_resume = rtl92se_resume, |
| .enable_interrupt = rtl92se_enable_interrupt, |
| .disable_interrupt = rtl92se_disable_interrupt, |
| .set_network_type = rtl92se_set_network_type, |
| .set_chk_bssid = rtl92se_set_check_bssid, |
| .set_qos = rtl92se_set_qos, |
| .set_bcn_reg = rtl92se_set_beacon_related_registers, |
| .set_bcn_intv = rtl92se_set_beacon_interval, |
| .update_interrupt_mask = rtl92se_update_interrupt_mask, |
| .get_hw_reg = rtl92se_get_hw_reg, |
| .set_hw_reg = rtl92se_set_hw_reg, |
| .update_rate_tbl = rtl92se_update_hal_rate_tbl, |
| .fill_tx_desc = rtl92se_tx_fill_desc, |
| .fill_tx_cmddesc = rtl92se_tx_fill_cmddesc, |
| .query_rx_desc = rtl92se_rx_query_desc, |
| .set_channel_access = rtl92se_update_channel_access_setting, |
| .radio_onoff_checking = rtl92se_gpio_radio_on_off_checking, |
| .set_bw_mode = rtl92s_phy_set_bw_mode, |
| .switch_channel = rtl92s_phy_sw_chnl, |
| .dm_watchdog = rtl92s_dm_watchdog, |
| .scan_operation_backup = rtl92s_phy_scan_operation_backup, |
| .set_rf_power_state = rtl92s_phy_set_rf_power_state, |
| .led_control = rtl92se_led_control, |
| .set_desc = rtl92se_set_desc, |
| .get_desc = rtl92se_get_desc, |
| .is_tx_desc_closed = rtl92se_is_tx_desc_closed, |
| .tx_polling = rtl92se_tx_polling, |
| .enable_hw_sec = rtl92se_enable_hw_security_config, |
| .set_key = rtl92se_set_key, |
| .get_bbreg = rtl92s_phy_query_bb_reg, |
| .set_bbreg = rtl92s_phy_set_bb_reg, |
| .get_rfreg = rtl92s_phy_query_rf_reg, |
| .set_rfreg = rtl92s_phy_set_rf_reg, |
| .get_btc_status = rtl_btc_status_false, |
| }; |
| |
| static struct rtl_mod_params rtl92se_mod_params = { |
| .sw_crypto = false, |
| .inactiveps = true, |
| .swctrl_lps = true, |
| .fwctrl_lps = false, |
| .aspm_support = 2, |
| .debug_level = 0, |
| .debug_mask = 0, |
| }; |
| |
| /* Because memory R/W bursting will cause system hang/crash |
| * for 92se, so we don't read back after every write action */ |
| static const struct rtl_hal_cfg rtl92se_hal_cfg = { |
| .bar_id = 1, |
| .write_readback = false, |
| .name = "rtl92s_pci", |
| .ops = &rtl8192se_hal_ops, |
| .mod_params = &rtl92se_mod_params, |
| |
| .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL, |
| .maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN, |
| .maps[SYS_CLK] = SYS_CLKR, |
| .maps[MAC_RCR_AM] = RCR_AM, |
| .maps[MAC_RCR_AB] = RCR_AB, |
| .maps[MAC_RCR_ACRC32] = RCR_ACRC32, |
| .maps[MAC_RCR_ACF] = RCR_ACF, |
| .maps[MAC_RCR_AAP] = RCR_AAP, |
| .maps[MAC_HIMR] = INTA_MASK, |
| .maps[MAC_HIMRE] = INTA_MASK + 4, |
| |
| .maps[EFUSE_TEST] = REG_EFUSE_TEST, |
| .maps[EFUSE_CTRL] = REG_EFUSE_CTRL, |
| .maps[EFUSE_CLK] = REG_EFUSE_CLK, |
| .maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL, |
| .maps[EFUSE_PWC_EV12V] = 0, /* nouse for 8192se */ |
| .maps[EFUSE_FEN_ELDR] = 0, /* nouse for 8192se */ |
| .maps[EFUSE_LOADER_CLK_EN] = 0,/* nouse for 8192se */ |
| .maps[EFUSE_ANA8M] = EFUSE_ANA8M, |
| .maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE_92S, |
| .maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION, |
| .maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN, |
| .maps[EFUSE_OOB_PROTECT_BYTES_LEN] = EFUSE_OOB_PROTECT_BYTES, |
| |
| .maps[RWCAM] = REG_RWCAM, |
| .maps[WCAMI] = REG_WCAMI, |
| .maps[RCAMO] = REG_RCAMO, |
| .maps[CAMDBG] = REG_CAMDBG, |
| .maps[SECR] = REG_SECR, |
| .maps[SEC_CAM_NONE] = CAM_NONE, |
| .maps[SEC_CAM_WEP40] = CAM_WEP40, |
| .maps[SEC_CAM_TKIP] = CAM_TKIP, |
| .maps[SEC_CAM_AES] = CAM_AES, |
| .maps[SEC_CAM_WEP104] = CAM_WEP104, |
| |
| .maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6, |
| .maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5, |
| .maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4, |
| .maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3, |
| .maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2, |
| .maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1, |
| .maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8, |
| .maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7, |
| .maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6, |
| .maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5, |
| .maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4, |
| .maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3, |
| .maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2, |
| .maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1, |
| .maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2, |
| .maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1, |
| |
| .maps[RTL_IMR_TXFOVW] = IMR_TXFOVW, |
| .maps[RTL_IMR_PSTIMEOUT] = IMR_PSTIMEOUT, |
| .maps[RTL_IMR_BCNINT] = IMR_BCNINT, |
| .maps[RTL_IMR_RXFOVW] = IMR_RXFOVW, |
| .maps[RTL_IMR_RDU] = IMR_RDU, |
| .maps[RTL_IMR_ATIMEND] = IMR_ATIMEND, |
| .maps[RTL_IMR_BDOK] = IMR_BDOK, |
| .maps[RTL_IMR_MGNTDOK] = IMR_MGNTDOK, |
| .maps[RTL_IMR_TBDER] = IMR_TBDER, |
| .maps[RTL_IMR_HIGHDOK] = IMR_HIGHDOK, |
| .maps[RTL_IMR_COMDOK] = IMR_COMDOK, |
| .maps[RTL_IMR_TBDOK] = IMR_TBDOK, |
| .maps[RTL_IMR_BKDOK] = IMR_BKDOK, |
| .maps[RTL_IMR_BEDOK] = IMR_BEDOK, |
| .maps[RTL_IMR_VIDOK] = IMR_VIDOK, |
| .maps[RTL_IMR_VODOK] = IMR_VODOK, |
| .maps[RTL_IMR_ROK] = IMR_ROK, |
| .maps[RTL_IBSS_INT_MASKS] = (IMR_BCNINT | IMR_TBDOK | IMR_TBDER), |
| |
| .maps[RTL_RC_CCK_RATE1M] = DESC_RATE1M, |
| .maps[RTL_RC_CCK_RATE2M] = DESC_RATE2M, |
| .maps[RTL_RC_CCK_RATE5_5M] = DESC_RATE5_5M, |
| .maps[RTL_RC_CCK_RATE11M] = DESC_RATE11M, |
| .maps[RTL_RC_OFDM_RATE6M] = DESC_RATE6M, |
| .maps[RTL_RC_OFDM_RATE9M] = DESC_RATE9M, |
| .maps[RTL_RC_OFDM_RATE12M] = DESC_RATE12M, |
| .maps[RTL_RC_OFDM_RATE18M] = DESC_RATE18M, |
| .maps[RTL_RC_OFDM_RATE24M] = DESC_RATE24M, |
| .maps[RTL_RC_OFDM_RATE36M] = DESC_RATE36M, |
| .maps[RTL_RC_OFDM_RATE48M] = DESC_RATE48M, |
| .maps[RTL_RC_OFDM_RATE54M] = DESC_RATE54M, |
| |
| .maps[RTL_RC_HT_RATEMCS7] = DESC_RATEMCS7, |
| .maps[RTL_RC_HT_RATEMCS15] = DESC_RATEMCS15, |
| }; |
| |
| static const struct pci_device_id rtl92se_pci_ids[] = { |
| {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8192, rtl92se_hal_cfg)}, |
| {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8171, rtl92se_hal_cfg)}, |
| {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8172, rtl92se_hal_cfg)}, |
| {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8173, rtl92se_hal_cfg)}, |
| {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8174, rtl92se_hal_cfg)}, |
| {}, |
| }; |
| |
| MODULE_DEVICE_TABLE(pci, rtl92se_pci_ids); |
| |
| MODULE_AUTHOR("lizhaoming <chaoming_li@realsil.com.cn>"); |
| MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); |
| MODULE_AUTHOR("Larry Finger <Larry.Finger@lwfinger.net>"); |
| MODULE_LICENSE("GPL"); |
| MODULE_DESCRIPTION("Realtek 8192S/8191S 802.11n PCI wireless"); |
| MODULE_FIRMWARE("rtlwifi/rtl8192sefw.bin"); |
| |
| module_param_named(swenc, rtl92se_mod_params.sw_crypto, bool, 0444); |
| module_param_named(debug_level, rtl92se_mod_params.debug_level, int, 0644); |
| module_param_named(debug_mask, rtl92se_mod_params.debug_mask, ullong, 0644); |
| module_param_named(ips, rtl92se_mod_params.inactiveps, bool, 0444); |
| module_param_named(swlps, rtl92se_mod_params.swctrl_lps, bool, 0444); |
| module_param_named(fwlps, rtl92se_mod_params.fwctrl_lps, bool, 0444); |
| module_param_named(aspm, rtl92se_mod_params.aspm_support, int, 0444); |
| MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n"); |
| MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n"); |
| MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 1)\n"); |
| MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 0)\n"); |
| MODULE_PARM_DESC(aspm, "Set to 1 to enable ASPM (default 1)\n"); |
| MODULE_PARM_DESC(debug_level, "Set debug level (0-5) (default 0)"); |
| MODULE_PARM_DESC(debug_mask, "Set debug mask (default 0)"); |
| |
| static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume); |
| |
| static struct pci_driver rtl92se_driver = { |
| .name = KBUILD_MODNAME, |
| .id_table = rtl92se_pci_ids, |
| .probe = rtl_pci_probe, |
| .remove = rtl_pci_disconnect, |
| .driver.pm = &rtlwifi_pm_ops, |
| }; |
| |
| module_pci_driver(rtl92se_driver); |