diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn.c | 144 |
1 files changed, 99 insertions, 45 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 8837171ad553..e0fef9f257c2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -50,8 +50,8 @@ #include "iwl-agn-calib.h" #include "iwl-agn.h" #include "iwl-shared.h" -#include "iwl-bus.h" #include "iwl-trans.h" +#include "iwl-op-mode.h" /****************************************************************************** * @@ -618,7 +618,7 @@ static int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant) .valid = cpu_to_le32(valid_tx_ant), }; - if (IWL_UCODE_API(priv->ucode_ver) > 1) { + if (IWL_UCODE_API(nic(priv)->fw.ucode_ver) > 1) { IWL_DEBUG_HC(priv, "select valid tx ant: %u\n", valid_tx_ant); return iwl_trans_send_cmd_pdu(trans(priv), TX_ANT_CONFIGURATION_CMD, @@ -738,14 +738,14 @@ int iwl_alive_start(struct iwl_priv *priv) return iwl_power_update_mode(priv, true); } -static void iwl_cancel_deferred_work(struct iwl_priv *priv); - -void __iwl_down(struct iwl_priv *priv) +void iwl_down(struct iwl_priv *priv) { int exit_pending; IWL_DEBUG_INFO(priv, DRV_NAME " is going down\n"); + lockdep_assert_held(&priv->shrd->mutex); + iwl_scan_cancel_timeout(priv, 200); /* @@ -803,15 +803,6 @@ void __iwl_down(struct iwl_priv *priv) priv->beacon_skb = NULL; } -void iwl_down(struct iwl_priv *priv) -{ - mutex_lock(&priv->shrd->mutex); - __iwl_down(priv); - mutex_unlock(&priv->shrd->mutex); - - iwl_cancel_deferred_work(priv); -} - /***************************************************************************** * * Workqueue callbacks @@ -869,7 +860,7 @@ void iwlagn_prepare_restart(struct iwl_priv *priv) bt_status = priv->bt_status; bt_is_sco = priv->bt_is_sco; - __iwl_down(priv); + iwl_down(priv); priv->bt_full_concurrent = bt_full_concurrent; priv->bt_ci_compliance = bt_ci_compliance; @@ -939,7 +930,7 @@ static void iwlagn_disable_roc_work(struct work_struct *work) static void iwl_setup_deferred_work(struct iwl_priv *priv) { - priv->shrd->workqueue = create_singlethread_workqueue(DRV_NAME); + priv->workqueue = create_singlethread_workqueue(DRV_NAME); init_waitqueue_head(&priv->shrd->wait_command_queue); @@ -970,7 +961,7 @@ static void iwl_setup_deferred_work(struct iwl_priv *priv) priv->watchdog.function = iwl_bg_watchdog; } -static void iwl_cancel_deferred_work(struct iwl_priv *priv) +void iwl_cancel_deferred_work(struct iwl_priv *priv) { if (cfg(priv)->lib->cancel_deferred_work) cfg(priv)->lib->cancel_deferred_work(priv); @@ -1091,7 +1082,7 @@ static void iwl_uninit_drv(struct iwl_priv *priv) #define IWL_RX_BUF_SIZE_4K (4 * 1024) #define IWL_RX_BUF_SIZE_8K (8 * 1024) -static int iwl_set_hw_params(struct iwl_priv *priv) +static void iwl_set_hw_params(struct iwl_priv *priv) { if (iwlagn_mod_params.amsdu_size_8K) hw_params(priv).rx_page_order = @@ -1111,7 +1102,7 @@ static int iwl_set_hw_params(struct iwl_priv *priv) hw_params(priv).wd_timeout = cfg(priv)->base_params->wd_timeout; /* Device-specific setup */ - return cfg(priv)->lib->set_hw_params(priv); + cfg(priv)->lib->set_hw_params(priv); } @@ -1151,37 +1142,43 @@ static void iwl_debug_config(struct iwl_priv *priv) #endif } -int iwl_probe(struct iwl_bus *bus, const struct iwl_trans_ops *trans_ops, - struct iwl_cfg *cfg) +static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans) { + struct iwl_fw *fw = &nic(trans)->fw; int err = 0; struct iwl_priv *priv; struct ieee80211_hw *hw; + struct iwl_op_mode *op_mode; u16 num_mac; + u32 ucode_flags; /************************ * 1. Allocating HW data ************************/ hw = iwl_alloc_all(); if (!hw) { - pr_err("%s: Cannot allocate network device\n", cfg->name); + pr_err("%s: Cannot allocate network device\n", + cfg(trans)->name); err = -ENOMEM; goto out; } - priv = hw->priv; - priv->shrd = bus->shrd; + op_mode = hw->priv; + op_mode->ops = &iwl_dvm_ops; + priv = IWL_OP_MODE_GET_DVM(op_mode); + priv->shrd = trans->shrd; priv->shrd->priv = priv; + iwl_trans_configure(trans(priv), op_mode); + /* At this point both hw and priv are allocated. */ - SET_IEEE80211_DEV(hw, trans(priv)->dev); + SET_IEEE80211_DEV(priv->hw, trans(priv)->dev); /* show what debugging capabilities we have */ iwl_debug_config(priv); IWL_DEBUG_INFO(priv, "*** LOAD DRIVER ***\n"); - cfg(priv) = cfg; /* is antenna coupling more than 35dB ? */ priv->bt_ant_couple_ok = @@ -1217,7 +1214,7 @@ int iwl_probe(struct iwl_bus *bus, const struct iwl_trans_ops *trans_ops, * 4. Read EEPROM *****************/ /* Read the EEPROM */ - err = iwl_eeprom_init(priv, trans(priv)->hw_rev); + err = iwl_eeprom_init(trans(priv), trans(priv)->hw_rev); /* Reset chip to save power until we load uCode during "up". */ iwl_trans_stop_hw(trans(priv)); if (err) { @@ -1248,11 +1245,23 @@ int iwl_probe(struct iwl_bus *bus, const struct iwl_trans_ops *trans_ops, /************************ * 5. Setup HW constants ************************/ - if (iwl_set_hw_params(priv)) { - err = -ENOENT; - IWL_ERR(priv, "failed to set hw parameters\n"); - goto out_free_eeprom; - } + iwl_set_hw_params(priv); + + ucode_flags = fw->ucode_capa.flags; + +#ifndef CONFIG_IWLWIFI_P2P + ucode_flags &= ~IWL_UCODE_TLV_FLAGS_PAN; +#endif + if (!(hw_params(priv).sku & EEPROM_SKU_CAP_IPAN_ENABLE)) + ucode_flags &= ~IWL_UCODE_TLV_FLAGS_PAN; + + /* + * if not PAN, then don't support P2P -- might be a uCode + * packaging bug or due to the eeprom check above + */ + if (!(ucode_flags & IWL_UCODE_TLV_FLAGS_PAN)) + ucode_flags &= ~IWL_UCODE_TLV_FLAGS_P2P; + /******************* * 6. Setup priv @@ -1273,17 +1282,49 @@ int iwl_probe(struct iwl_bus *bus, const struct iwl_trans_ops *trans_ops, iwl_power_initialize(priv); iwl_tt_initialize(priv); - init_completion(&priv->firmware_loading_complete); + snprintf(priv->hw->wiphy->fw_version, + sizeof(priv->hw->wiphy->fw_version), + "%s", fw->fw_version); + + priv->new_scan_threshold_behaviour = + !!(ucode_flags & IWL_UCODE_TLV_FLAGS_NEWSCAN); + + if (ucode_flags & IWL_UCODE_TLV_FLAGS_PAN) { + priv->sta_key_max_num = STA_KEY_MAX_NUM_PAN; + priv->shrd->cmd_queue = IWL_IPAN_CMD_QUEUE_NUM; + } else { + priv->sta_key_max_num = STA_KEY_MAX_NUM; + priv->shrd->cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM; + } + + priv->phy_calib_chain_noise_reset_cmd = + fw->ucode_capa.standard_phy_calibration_size; + priv->phy_calib_chain_noise_gain_cmd = + fw->ucode_capa.standard_phy_calibration_size + 1; - err = iwl_request_firmware(priv, true); + /* initialize all valid contexts */ + iwl_init_context(priv, ucode_flags); + + /************************************************** + * This is still part of probe() in a sense... + * + * 9. Setup and register with mac80211 and debugfs + **************************************************/ + err = iwlagn_mac_setup_register(priv, &fw->ucode_capa); if (err) goto out_destroy_workqueue; - return 0; + err = iwl_dbgfs_register(priv, DRV_NAME); + if (err) + IWL_ERR(priv, + "failed to create debugfs files. Ignoring error: %d\n", + err); + + return op_mode; out_destroy_workqueue: - destroy_workqueue(priv->shrd->workqueue); - priv->shrd->workqueue = NULL; + destroy_workqueue(priv->workqueue); + priv->workqueue = NULL; iwl_uninit_drv(priv); out_free_eeprom: iwl_eeprom_free(priv->shrd); @@ -1291,12 +1332,15 @@ out_free_traffic_mem: iwl_free_traffic_mem(priv); ieee80211_free_hw(priv->hw); out: - return err; + op_mode = NULL; + return op_mode; } -void __devexit iwl_remove(struct iwl_priv * priv) +static void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode) { - wait_for_completion(&priv->firmware_loading_complete); + struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); + + wait_for_completion(&nic(priv)->request_firmware_complete); IWL_DEBUG_INFO(priv, "*** UNLOAD DRIVER ***\n"); @@ -1316,18 +1360,18 @@ void __devexit iwl_remove(struct iwl_priv * priv) /*This will stop the queues, move the device to low power state */ iwl_trans_stop_device(trans(priv)); - iwl_dealloc_ucode(trans(priv)); + iwl_dealloc_ucode(nic(priv)); iwl_eeprom_free(priv->shrd); /*netif_stop_queue(dev); */ - flush_workqueue(priv->shrd->workqueue); + flush_workqueue(priv->workqueue); /* ieee80211_unregister_hw calls iwlagn_mac_stop, which flushes - * priv->shrd->workqueue... so we can't take down the workqueue + * priv->workqueue... so we can't take down the workqueue * until now... */ - destroy_workqueue(priv->shrd->workqueue); - priv->shrd->workqueue = NULL; + destroy_workqueue(priv->workqueue); + priv->workqueue = NULL; iwl_free_traffic_mem(priv); iwl_uninit_drv(priv); @@ -1337,6 +1381,16 @@ void __devexit iwl_remove(struct iwl_priv * priv) ieee80211_free_hw(priv->hw); } +const struct iwl_op_mode_ops iwl_dvm_ops = { + .start = iwl_op_mode_dvm_start, + .stop = iwl_op_mode_dvm_stop, + .rx = iwl_rx_dispatch, + .queue_full = iwl_stop_sw_queue, + .queue_not_full = iwl_wake_sw_queue, + .hw_rf_kill = iwl_set_hw_rfkill_state, + .free_skb = iwl_free_skb, + .nic_error = iwl_nic_error, +}; /***************************************************************************** * |