diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-commands.h')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-commands.h | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h index cee5fb2187c8..8823d18b9f43 100644 --- a/drivers/net/wireless/iwlwifi/iwl-commands.h +++ b/drivers/net/wireless/iwlwifi/iwl-commands.h @@ -3165,13 +3165,30 @@ struct iwl_notif_statistics { /* * MISSED_BEACONS_NOTIFICATION = 0xa2 (notification only, not a command) + * + * uCode send MISSED_BEACONS_NOTIFICATION to driver when detect beacon missed + * in regardless of how many missed beacons, which mean when driver receive the + * notification, inside the command, it can find all the beacons information + * which include number of total missed beacons, number of consecutive missed + * beacons, number of beacons received and number of beacons expected to + * receive. + * + * If uCode detected consecutive_missed_beacons > 5, it will reset the radio + * in order to bring the radio/PHY back to working state; which has no relation + * to when driver will perform sensitivity calibration. + * + * Driver should set it own missed_beacon_threshold to decide when to perform + * sensitivity calibration based on number of consecutive missed beacons in + * order to improve overall performance, especially in noisy environment. + * */ -/* if ucode missed CONSECUTIVE_MISSED_BCONS_TH beacons in a row, - * then this notification will be sent. */ -#define CONSECUTIVE_MISSED_BCONS_TH 20 + +#define IWL_MISSED_BEACON_THRESHOLD_MIN (1) +#define IWL_MISSED_BEACON_THRESHOLD_DEF (5) +#define IWL_MISSED_BEACON_THRESHOLD_MAX IWL_MISSED_BEACON_THRESHOLD_DEF struct iwl_missed_beacon_notif { - __le32 consequtive_missed_beacons; + __le32 consecutive_missed_beacons; __le32 total_missed_becons; __le32 num_expected_beacons; __le32 num_recvd_beacons; |