diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-core.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-core.c | 85 |
1 files changed, 11 insertions, 74 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 5416b12cd931..cde725326c32 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -43,27 +43,6 @@ #include "iwl-helpers.h" #include "iwl-agn.h" - -/* - * set bt_coex_active to true, uCode will do kill/defer - * every time the priority line is asserted (BT is sending signals on the - * priority line in the PCIx). - * set bt_coex_active to false, uCode will ignore the BT activity and - * perform the normal operation - * - * User might experience transmit issue on some platform due to WiFi/BT - * co-exist problem. The possible behaviors are: - * Able to scan and finding all the available AP - * Not able to associate with any AP - * On those platforms, WiFi communication can be restored by set - * "bt_coex_active" module parameter to "false" - * - * default: bt_coex_active = true (BT_COEX_ENABLE) - */ -bool bt_coex_active = true; -module_param(bt_coex_active, bool, S_IRUGO); -MODULE_PARM_DESC(bt_coex_active, "enable wifi/bluetooth co-exist"); - u32 iwl_debug_level; const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; @@ -164,7 +143,7 @@ int iwlcore_init_geos(struct iwl_priv *priv) sband->bitrates = &rates[IWL_FIRST_OFDM_RATE]; sband->n_bitrates = IWL_RATE_COUNT_LEGACY - IWL_FIRST_OFDM_RATE; - if (priv->cfg->sku & IWL_SKU_N) + if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE) iwlcore_init_ht_hw_capab(priv, &sband->ht_cap, IEEE80211_BAND_5GHZ); @@ -174,7 +153,7 @@ int iwlcore_init_geos(struct iwl_priv *priv) sband->bitrates = rates; sband->n_bitrates = IWL_RATE_COUNT_LEGACY; - if (priv->cfg->sku & IWL_SKU_N) + if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE) iwlcore_init_ht_hw_capab(priv, &sband->ht_cap, IEEE80211_BAND_2GHZ); @@ -229,12 +208,12 @@ int iwlcore_init_geos(struct iwl_priv *priv) priv->tx_power_next = max_tx_power; if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) && - priv->cfg->sku & IWL_SKU_A) { + priv->cfg->sku & EEPROM_SKU_CAP_BAND_52GHZ) { + char buf[32]; + priv->bus.ops->get_hw_id(&priv->bus, buf, sizeof(buf)); IWL_INFO(priv, "Incorrectly detected BG card as ABG. " - "Please send your PCI ID 0x%04X:0x%04X to maintainer.\n", - priv->pci_dev->device, - priv->pci_dev->subsystem_device); - priv->cfg->sku &= ~IWL_SKU_A; + "Please send your %s to maintainer.\n", buf); + priv->cfg->sku &= ~EEPROM_SKU_CAP_BAND_52GHZ; } IWL_INFO(priv, "Tunable channels: %d 802.11bg, %d 802.11a channels\n", @@ -1018,8 +997,6 @@ void iwl_apm_stop(struct iwl_priv *priv) int iwl_apm_init(struct iwl_priv *priv) { int ret = 0; - u16 lctl; - IWL_DEBUG_INFO(priv, "Init card's basic functions\n"); /* @@ -1048,27 +1025,7 @@ int iwl_apm_init(struct iwl_priv *priv) iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG, CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A); - /* - * HW bug W/A for instability in PCIe bus L0->L0S->L1 transition. - * Check if BIOS (or OS) enabled L1-ASPM on this device. - * If so (likely), disable L0S, so device moves directly L0->L1; - * costs negligible amount of power savings. - * If not (unlikely), enable L0S, so there is at least some - * power savings, even without L1. - */ - lctl = iwl_pcie_link_ctl(priv); - if ((lctl & PCI_CFG_LINK_CTRL_VAL_L1_EN) == - PCI_CFG_LINK_CTRL_VAL_L1_EN) { - /* L1-ASPM enabled; disable(!) L0S */ - iwl_set_bit(priv, CSR_GIO_REG, - CSR_GIO_REG_VAL_L0S_ENABLED); - IWL_DEBUG_POWER(priv, "L1 Enabled; Disabling L0S\n"); - } else { - /* L1-ASPM disabled; enable(!) L0S */ - iwl_clear_bit(priv, CSR_GIO_REG, - CSR_GIO_REG_VAL_L0S_ENABLED); - IWL_DEBUG_POWER(priv, "L1 Disabled; Enabling L0S\n"); - } + priv->bus.ops->apm_config(&priv->bus); /* Configure analog phase-lock-loop before activating to D0A */ if (priv->cfg->base_params->pll_cfg_val) @@ -1179,7 +1136,7 @@ void iwl_send_bt_config(struct iwl_priv *priv) .kill_cts_mask = 0, }; - if (!bt_coex_active) + if (!iwlagn_mod_params.bt_coex_active) bt_cmd.flags = BT_COEX_DISABLE; else bt_cmd.flags = BT_COEX_ENABLE; @@ -1969,11 +1926,8 @@ __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base, #ifdef CONFIG_PM -int iwl_pci_suspend(struct device *device) +int iwl_suspend(struct iwl_priv *priv) { - struct pci_dev *pdev = to_pci_dev(device); - struct iwl_priv *priv = pci_get_drvdata(pdev); - /* * This function is called when system goes into suspend state * mac80211 will call iwl_mac_stop() from the mac80211 suspend function @@ -1986,18 +1940,10 @@ int iwl_pci_suspend(struct device *device) return 0; } -int iwl_pci_resume(struct device *device) +int iwl_resume(struct iwl_priv *priv) { - struct pci_dev *pdev = to_pci_dev(device); - struct iwl_priv *priv = pci_get_drvdata(pdev); bool hw_rfkill = false; - /* - * We disable the RETRY_TIMEOUT register (0x41) to keep - * PCI Tx retries from interfering with C3 CPU state. - */ - pci_write_config_byte(pdev, PCI_CFG_RETRY_TIMEOUT, 0x00); - iwl_enable_interrupts(priv); if (!(iwl_read32(priv, CSR_GP_CNTRL) & @@ -2014,13 +1960,4 @@ int iwl_pci_resume(struct device *device) return 0; } -const struct dev_pm_ops iwl_pm_ops = { - .suspend = iwl_pci_suspend, - .resume = iwl_pci_resume, - .freeze = iwl_pci_suspend, - .thaw = iwl_pci_resume, - .poweroff = iwl_pci_suspend, - .restore = iwl_pci_resume, -}; - #endif /* CONFIG_PM */ |