diff options
| author | Stanislaw Gruszka <sgruszka@redhat.com> | 2010-12-03 15:41:48 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-12-06 16:01:29 -0500 |
| commit | 22de94de7de78b8de2fb1f2df5aa85b5556cfcfd (patch) | |
| tree | f965d5f907ffc039ca146c22a5c2e87744cbc604 /drivers/net/wireless/iwlwifi/iwl-core.h | |
| parent | abc471dc31be15f9fee5ec77f25d31b927d334b9 (diff) | |
iwlwifi: jiffies based tx queues watchdog
This patch replace monitor/recover timer by watchdog based on time
stamp. New code allow to discover hangs more precisely.
Timeout values are currently doubled monitoring period values of
previous timer. This have to be tuned based of firmware timing
capabilities.
Tested on 3945, 4965, 5300, 6300.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-core.h')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-core.h | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index 808be731ecb7..568920ac982d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -210,8 +210,6 @@ struct iwl_lib_ops { /* temperature */ struct iwl_temp_ops temp_ops; - /* recover from tx queue stall */ - void (*recover_from_tx_stall)(unsigned long data); /* check for plcp health */ bool (*check_plcp_health)(struct iwl_priv *priv, struct iwl_rx_packet *pkt); @@ -280,7 +278,7 @@ struct iwl_mod_params { * @plcp_delta_threshold: plcp error rate threshold used to trigger * radio tuning when there is a high receiving plcp error rate * @chain_noise_scale: default chain noise scale used for gain computation - * @monitor_recover_period: default timer used to check stuck queues + * @wd_timeout: TX queues watchdog timeout * @temperature_kelvin: temperature report by uCode in kelvin * @max_event_log_size: size of event log buffer size for ucode event logging * @tx_power_by_driver: tx power calibration performed by driver @@ -315,8 +313,7 @@ struct iwl_base_params { const bool support_wimax_coexist; u8 plcp_delta_threshold; s32 chain_noise_scale; - /* timer period for monitor the driver queues */ - u32 monitor_recover_period; + unsigned int wd_timeout; bool temperature_kelvin; u32 max_event_log_size; const bool tx_power_by_driver; @@ -546,6 +543,7 @@ int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq, void iwl_tx_queue_reset(struct iwl_priv *priv, struct iwl_tx_queue *txq, int slots_num, u32 txq_id); void iwl_tx_queue_free(struct iwl_priv *priv, int txq_id); +void iwl_setup_watchdog(struct iwl_priv *priv); /***************************************************** * TX power ****************************************************/ @@ -625,7 +623,7 @@ static inline u16 iwl_pcie_link_ctl(struct iwl_priv *priv) return pci_lnk_ctl; } -void iwl_bg_monitor_recover(unsigned long data); +void iwl_bg_watchdog(unsigned long data); u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec, u32 beacon_interval); __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base, u32 addon, u32 beacon_interval); |