diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-3945.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-3945.c | 102 |
1 files changed, 26 insertions, 76 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index 176e52577673..39b6f16c87fa 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -51,6 +51,7 @@ #include "iwl-led.h" #include "iwl-3945-led.h" #include "iwl-3945-debugfs.h" +#include "iwl-legacy.h" #define IWL_DECLARE_RATE_INFO(r, ip, in, rp, rn, pp, np) \ [IWL_RATE_##r##M_INDEX] = { IWL_RATE_##r##M_PLCP, \ @@ -115,7 +116,7 @@ void iwl3945_disable_events(struct iwl_priv *priv) u32 base; /* SRAM address of event log header */ u32 disable_ptr; /* SRAM address of event-disable bitmap array */ u32 array_size; /* # of u32 entries in array */ - u32 evt_disable[IWL_EVT_DISABLE_SIZE] = { + static const u32 evt_disable[IWL_EVT_DISABLE_SIZE] = { 0x00000000, /* 31 - 0 Event id numbers */ 0x00000000, /* 63 - 32 */ 0x00000000, /* 95 - 64 */ @@ -296,7 +297,7 @@ static void iwl3945_tx_queue_reclaim(struct iwl_priv *priv, if (iwl_queue_space(q) > q->low_mark && (txq_id >= 0) && (txq_id != IWL39_CMD_QUEUE_NUM) && priv->mac80211_registered) - iwl_wake_queue(priv, txq_id); + iwl_wake_queue(priv, txq); } /** @@ -324,6 +325,7 @@ static void iwl3945_rx_reply_tx(struct iwl_priv *priv, return; } + txq->time_stamp = jiffies; info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb); ieee80211_tx_info_clear_status(info); @@ -400,72 +402,6 @@ static void iwl3945_accumulative_statistics(struct iwl_priv *priv, } #endif -/** - * iwl3945_good_plcp_health - checks for plcp error. - * - * When the plcp error is exceeding the thresholds, reset the radio - * to improve the throughput. - */ -static bool iwl3945_good_plcp_health(struct iwl_priv *priv, - struct iwl_rx_packet *pkt) -{ - bool rc = true; - struct iwl3945_notif_statistics current_stat; - int combined_plcp_delta; - unsigned int plcp_msec; - unsigned long plcp_received_jiffies; - - if (priv->cfg->base_params->plcp_delta_threshold == - IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE) { - IWL_DEBUG_RADIO(priv, "plcp_err check disabled\n"); - return rc; - } - memcpy(¤t_stat, pkt->u.raw, sizeof(struct - iwl3945_notif_statistics)); - /* - * check for plcp_err and trigger radio reset if it exceeds - * the plcp error threshold plcp_delta. - */ - plcp_received_jiffies = jiffies; - plcp_msec = jiffies_to_msecs((long) plcp_received_jiffies - - (long) priv->plcp_jiffies); - priv->plcp_jiffies = plcp_received_jiffies; - /* - * check to make sure plcp_msec is not 0 to prevent division - * by zero. - */ - if (plcp_msec) { - combined_plcp_delta = - (le32_to_cpu(current_stat.rx.ofdm.plcp_err) - - le32_to_cpu(priv->_3945.statistics.rx.ofdm.plcp_err)); - - if ((combined_plcp_delta > 0) && - ((combined_plcp_delta * 100) / plcp_msec) > - priv->cfg->base_params->plcp_delta_threshold) { - /* - * if plcp_err exceed the threshold, the following - * data is printed in csv format: - * Text: plcp_err exceeded %d, - * Received ofdm.plcp_err, - * Current ofdm.plcp_err, - * combined_plcp_delta, - * plcp_msec - */ - IWL_DEBUG_RADIO(priv, "plcp_err exceeded %u, " - "%u, %d, %u mSecs\n", - priv->cfg->base_params->plcp_delta_threshold, - le32_to_cpu(current_stat.rx.ofdm.plcp_err), - combined_plcp_delta, plcp_msec); - /* - * Reset the RF radio due to the high plcp - * error rate - */ - rc = false; - } - } - return rc; -} - void iwl3945_hw_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) { @@ -1451,6 +1387,10 @@ static int iwl3945_send_tx_power(struct iwl_priv *priv) }; u16 chan; + if (WARN_ONCE(test_bit(STATUS_SCAN_HW, &priv->status), + "TX Power requested while scanning!\n")) + return -EAGAIN; + chan = le16_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.channel); txpower.band = (priv->band == IEEE80211_BAND_5GHZ) ? 0 : 1; @@ -1779,6 +1719,9 @@ int iwl3945_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx) int rc = 0; bool new_assoc = !!(staging_rxon->filter_flags & RXON_FILTER_ASSOC_MSK); + if (test_bit(STATUS_EXIT_PENDING, &priv->status)) + return -EINVAL; + if (!iwl_is_alive(priv)) return -1; @@ -2722,12 +2665,9 @@ static struct iwl_lib_ops iwl3945_lib = { }, .send_tx_power = iwl3945_send_tx_power, .is_valid_rtc_data_addr = iwl3945_hw_valid_rtc_data_addr, - .post_associate = iwl3945_post_associate, - .isr = iwl_isr_legacy, - .config_ap = iwl3945_config_ap, - .manage_ibss_station = iwl3945_manage_ibss_station, - .recover_from_tx_stall = iwl_bg_monitor_recover, - .check_plcp_health = iwl3945_good_plcp_health, + .isr_ops = { + .isr = iwl_isr_legacy, + }, .debugfs_ops = { .rx_stats_read = iwl3945_ucode_rx_stats_read, @@ -2736,10 +2676,16 @@ static struct iwl_lib_ops iwl3945_lib = { }, }; +static const struct iwl_legacy_ops iwl3945_legacy_ops = { + .post_associate = iwl3945_post_associate, + .config_ap = iwl3945_config_ap, + .manage_ibss_station = iwl3945_manage_ibss_station, +}; + static struct iwl_hcmd_utils_ops iwl3945_hcmd_utils = { .get_hcmd_size = iwl3945_get_hcmd_size, .build_addsta_hcmd = iwl3945_build_addsta_hcmd, - .tx_cmd_protection = iwlcore_tx_cmd_protection, + .tx_cmd_protection = iwl_legacy_tx_cmd_protection, .request_scan = iwl3945_request_scan, .post_scan = iwl3945_post_scan, }; @@ -2749,6 +2695,8 @@ static const struct iwl_ops iwl3945_ops = { .hcmd = &iwl3945_hcmd, .utils = &iwl3945_hcmd_utils, .led = &iwl3945_led_ops, + .legacy = &iwl3945_legacy_ops, + .ieee80211_ops = &iwl3945_hw_ops, }; static struct iwl_base_params iwl3945_base_params = { @@ -2761,7 +2709,7 @@ static struct iwl_base_params iwl3945_base_params = { .led_compensation = 64, .broken_powersave = true, .plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF, - .monitor_recover_period = IWL_DEF_MONITORING_PERIOD, + .wd_timeout = IWL_DEF_WD_TIMEOUT, .max_event_log_size = 512, .tx_power_by_driver = true, }; @@ -2776,6 +2724,7 @@ static struct iwl_cfg iwl3945_bg_cfg = { .ops = &iwl3945_ops, .mod_params = &iwl3945_mod_params, .base_params = &iwl3945_base_params, + .led_mode = IWL_LED_BLINK, }; static struct iwl_cfg iwl3945_abg_cfg = { @@ -2788,6 +2737,7 @@ static struct iwl_cfg iwl3945_abg_cfg = { .ops = &iwl3945_ops, .mod_params = &iwl3945_mod_params, .base_params = &iwl3945_base_params, + .led_mode = IWL_LED_BLINK, }; DEFINE_PCI_DEVICE_TABLE(iwl3945_hw_card_ids) = { |