[PATCH V2] ath6kl: Enable force foreground scan in connected state

[PATCH V2] ath6kl: Enable force foreground scan in connected state

[Vasanthakumar Thiagarajan]

This was disabled beacause there was a network stall
issue when scan is issued. This issue does not happen
with the new firmware (3.1.1.609), enable it back.

Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com>
---
 drivers/net/wireless/ath/ath6kl/cfg80211.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

V2 -- Add version of the firmware which has the fix in commit log

diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c
index 8d9fbd4..c50697d 100644
--- a/drivers/net/wireless/ath/ath6kl/cfg80211.c
+++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c
@@ -639,6 +639,7 @@ static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev,
 	s8 n_channels = 0;
 	u16 *channels = NULL;
 	int ret = 0;
+	u32 force_fg_scan = 0;
 
 	if (!ath6kl_cfg80211_ready(ar))
 		return -EIO;
@@ -700,7 +701,10 @@ static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev,
 			channels[i] = request->channels[i]->center_freq;
 	}
 
-	ret = ath6kl_wmi_startscan_cmd(ar->wmi, WMI_LONG_SCAN, 0,
+	if (test_bit(CONNECTED, &ar->flag))
+		force_fg_scan = 1;
+
+	ret = ath6kl_wmi_startscan_cmd(ar->wmi, WMI_LONG_SCAN, force_fg_scan,
 				       false, 0, 0, n_channels, channels);
 	if (ret)
 		ath6kl_err("wmi_startscan_cmd failed\n");
-- 
1.7.0.4

Re: [PATCH V2] ath6kl: Enable force foreground scan in connected state

[Kalle Valo]

On 10/01/2011 01:42 PM, Vasanthakumar Thiagarajan wrote:
> This was disabled beacause there was a network stall
> issue when scan is issued. This issue does not happen
> with the new firmware (3.1.1.609), enable it back.

Thanks, applied.

Kalle