On Tue, May 24, 2011 at 10:31:03AM +0530, Mohammed Shafi Shajakhan wrote:
> From: Mohammed Shafi Shajakhan <mshajakhan@xxxxxxxxxxx>
>
> in PAPRD table initialization path we have register read. so make sure
> that the chip is awake. currently PAPRD is disabled.
>
> Signed-off-by: Mohammed Shafi Shajakhan <mshajakhan@xxxxxxxxxxx>
> ---
> drivers/net/wireless/ath/ath9k/main.c | 3 ++-
> 1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
> index a198ee3..af8aa9e 100644
> --- a/drivers/net/wireless/ath/ath9k/main.c
> +++ b/drivers/net/wireless/ath/ath9k/main.c
> @@ -394,6 +394,8 @@ void ath_paprd_calibrate(struct work_struct *work)
> if (!caldata)
> return;
>
> + ath9k_ps_wakeup(sc);
> +
> if (ar9003_paprd_init_table(ah) < 0)
> return;
Have you tested power save with this patch? ps_restore is missing here...
>
> @@ -411,7 +413,6 @@ void ath_paprd_calibrate(struct work_struct *work)
> memcpy(hdr->addr2, hw->wiphy->perm_addr, ETH_ALEN);
> memcpy(hdr->addr3, hw->wiphy->perm_addr, ETH_ALEN);
>
> - ath9k_ps_wakeup(sc);
> for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
> if (!(common->tx_chainmask & BIT(chain)))
> continue;
> --
> 1.7.0.4
>
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