diff options
| author | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2011-10-10 07:26:59 -0700 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-10-14 14:48:10 -0400 |
| commit | 78558cb4415919cae5ebc0213abd75fa86d7933b (patch) | |
| tree | 94193ca2459a890990b8be8b72a3b85903557f7e /drivers/net/wireless/iwlwifi | |
| parent | c3322b30fe37db53feb4f60ccb1eb5175af2d2e0 (diff) | |
iwlagn: set rts retry limit
setup the rts rety limit for tx command
Signed-off-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')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn-hw.h | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn-tx.c | 18 |
2 files changed, 13 insertions, 10 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h index 33951a11327d..64e3417d19ea 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h @@ -81,7 +81,10 @@ /* RSSI to dBm */ #define IWLAGN_RSSI_OFFSET 44 -#define IWLAGN_DEFAULT_TX_RETRY 15 +#define IWLAGN_DEFAULT_TX_RETRY 15 +#define IWLAGN_MGMT_DFAULT_RETRY_LIMIT 3 +#define IWLAGN_RTS_DFAULT_RETRY_LIMIT 60 +#define IWLAGN_BAR_DFAULT_RETRY_LIMIT 60 /* Limit range of txpower output target to be between these values */ #define IWLAGN_TX_POWER_TARGET_POWER_MIN (0) /* 0 dBm: 1 milliwatt */ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c index dcb3bd67d4f9..2584f6f70a16 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c @@ -113,8 +113,6 @@ static void iwlagn_tx_cmd_build_basic(struct iwl_priv *priv, tx_cmd->next_frame_len = 0; } -#define RTS_DFAULT_RETRY_LIMIT 60 - static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv, struct iwl_tx_cmd *tx_cmd, struct ieee80211_tx_info *info, @@ -126,17 +124,19 @@ static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv, u8 data_retry_limit; u8 rate_plcp; + /* Set retry limit on RTS packets */ + rts_retry_limit = IWLAGN_RTS_DFAULT_RETRY_LIMIT; + /* Set retry limit on DATA packets and Probe Responses*/ - if (ieee80211_is_probe_resp(fc)) - data_retry_limit = 3; + if (ieee80211_is_probe_resp(fc)) { + data_retry_limit = IWLAGN_MGMT_DFAULT_RETRY_LIMIT; + rts_retry_limit = min(data_retry_limit, rts_retry_limit); + } else if (ieee80211_is_back_req(fc)) + data_retry_limit = IWLAGN_BAR_DFAULT_RETRY_LIMIT; else data_retry_limit = IWLAGN_DEFAULT_TX_RETRY; - tx_cmd->data_retry_limit = data_retry_limit; - /* Set retry limit on RTS packets */ - rts_retry_limit = RTS_DFAULT_RETRY_LIMIT; - if (data_retry_limit < rts_retry_limit) - rts_retry_limit = data_retry_limit; + tx_cmd->data_retry_limit = data_retry_limit; tx_cmd->rts_retry_limit = rts_retry_limit; /* DATA packets will use the uCode station table for rate/antenna |