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iwlagn: use low retry limit for WoWLAN

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When in D3 state, use low retry limit for both data and rts

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Wey-Yi Guy 2011-10-10 07:27:06 -07:00 committed by John W. Linville
parent 281e27c809
commit f3129b7388
2 changed files with 17 additions and 10 deletions
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1
drivers/net/wireless/iwlwifi/iwl-agn-hw.h
View File

@ -85,6 +85,7 @@
#define IWLAGN_MGMT_DFAULT_RETRY_LIMIT 3
#define IWLAGN_RTS_DFAULT_RETRY_LIMIT 60
#define IWLAGN_BAR_DFAULT_RETRY_LIMIT 60
#define IWLAGN_LOW_RETRY_LIMIT 7
/* Limit range of txpower output target to be between these values */
#define IWLAGN_TX_POWER_TARGET_POWER_MIN (0) /* 0 dBm: 1 milliwatt */

26
drivers/net/wireless/iwlwifi/iwl-agn-tx.c
View File

@ -124,17 +124,23 @@ 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;
if (priv->shrd->wowlan) {
rts_retry_limit = IWLAGN_LOW_RETRY_LIMIT;
data_retry_limit = IWLAGN_LOW_RETRY_LIMIT;
} else {
/* 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 = 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;
/* Set retry limit on DATA packets and Probe Responses*/
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;
tx_cmd->rts_retry_limit = rts_retry_limit;