From: Trieu 'Andrew' Nguyen Date: Mon, 8 Feb 2010 21:53:05 +0000 (-0800) Subject: iwlwifi: Adjusting PLCP error threshold for 1000 NIC X-Git-Tag: v2.6.34-rc1~233^2~49^2~66^2~3 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6c3872e1d52290dcd506473028867cacc6b7393d;p=profile%2Fcommon%2Fkernel-common.git iwlwifi: Adjusting PLCP error threshold for 1000 NIC While testing the station with the NIC 1000 family, it is found that the plcp error can easily exceed 50 value in 100mSecs. This creates unneccessary radio reset/tuning. This patch raises the PLCP error threshold of the NIC 1000 from 50 to 200 error count. Signed-off-by: Trieu 'Andrew' Nguyen Signed-off-by: Reinette Chatre --- diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c index 694ceef..3bf2e6e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/iwl-1000.c @@ -246,7 +246,7 @@ struct iwl_cfg iwl1000_bgn_cfg = { .use_rts_for_ht = true, /* use rts/cts protection */ .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS, .support_ct_kill_exit = true, - .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, + .plcp_delta_threshold = IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF, .chain_noise_scale = 1000, }; @@ -274,7 +274,7 @@ struct iwl_cfg iwl1000_bg_cfg = { .led_compensation = 51, .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS, .support_ct_kill_exit = true, - .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, + .plcp_delta_threshold = IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF, .chain_noise_scale = 1000, }; diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index 9f1d302..71cf155 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -1033,6 +1033,7 @@ struct iwl_event_log { #define IWL_MAX_PLCP_ERR_THRESHOLD_MIN (0) #define IWL_MAX_PLCP_ERR_THRESHOLD_DEF (50) #define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF (100) +#define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF (200) #define IWL_MAX_PLCP_ERR_THRESHOLD_MAX (255) enum iwl_reset {