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ath6kl: add suspend_cutpower module parameter

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This is to force ath6kl to power off hardware during suspend even if
sdio support keep power. This is needed, for example, when sdio
controller is buggy or maximum powersaving is desired.

Usage:

insmod ath6kl.ko suspend_cutpower=1

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Kalle Valo
2011-11-03 12:18:31 +02:00
parent cf97fa9fdf
commit 8277de15ef
3 changed files with 8 additions and 1 deletions
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3
drivers/net/wireless/ath/ath6kl/sdio.c
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@@ -784,7 +784,8 @@ static int ath6kl_sdio_suspend(struct ath6kl *ar)
ath6kl_dbg(ATH6KL_DBG_SUSPEND, "sdio suspend pm_caps 0x%x\n", flags);
if (!(flags & MMC_PM_KEEP_POWER)) {
if (!(flags & MMC_PM_KEEP_POWER) ||
(ar->conf_flags & ATH6KL_CONF_SUSPEND_CUTPOWER)) {
/* as host doesn't support keep power we need to cut power */
return ath6kl_cfg80211_suspend(ar, ATH6KL_CFG_SUSPEND_CUTPOWER);
}