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ath9k: Add comments for making pm-qos as modparam 

PM-QOS value can be user specified via module parameter.
This patch adds few comments regarding this in the driver
code.

Signed-off-by: Mohammed Shafi Shajakhan <mshajakhan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Mohammed Shafi Shajakhan 2010-12-15 13:02:46 +05:30 committed by John W. Linville
parent 64c6e50c07
commit 2b7e6bce41
1 changed files with 4 additions and 0 deletions
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4
drivers/net/wireless/ath/ath9k/main.c
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@ -1196,6 +1196,10 @@ static int ath9k_start(struct ieee80211_hw *hw)
ath9k_btcoex_timer_resume(sc);
}
/* User has the option to provide pm-qos value as a module
* parameter rather than using the default value of
* 'ATH9K_PM_QOS_DEFAULT_VALUE'.
*/
pm_qos_update_request(&sc->pm_qos_req, ath9k_pm_qos_value);
if (ah->caps.pcie_lcr_extsync_en && common->bus_ops->extn_synch_en)