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Re: [PATCH 6/7] ath6kl: Perform WOW resume in RX path in case of SDIO IRQ wakeup

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On Friday 28 October 2011 06:48 PM, Kalle Valo wrote:
On 10/25/2011 01:37 PM, rmani@xxxxxxxxxxxxxxxx wrote:
From: Raja Mani<rmani@xxxxxxxxxxxxxxxx>

Signed-off-by: Raja Mani<rmani@xxxxxxxxxxxxxxxx>

Empty commit log.

I'll add commit message here..


--- a/drivers/net/wireless/ath/ath6kl/txrx.c
+++ b/drivers/net/wireless/ath/ath6kl/txrx.c
@@ -1081,6 +1081,8 @@ void ath6kl_rx(struct htc_target *target, struct htc_packet *packet)
  		return;
  	}

+	ath6kl_pm_check_wow_status(ar);

Now we resume from two places, cfg80211 resume handler and here. Why do
we need to do that? Why isn't cfg80211 resume handler enough?

This path hits when the target wants to wake up the host. When given WOW pattern matches, the target will pull SDIO data line to wake up the host. During that time , the control will reach here (sdio irq handler -> ath6kl_rx function), not to cfg80211 resume.


Kalle
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