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Experiment: Double the length of the brcmsmac transmit timeout.

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This commit is contained in:
Dave Jones 2013-01-16 13:53:10 -05:00
parent f6e1793609
commit 74cf3922e7
2 changed files with 47 additions and 0 deletions
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39
brcmsmac-double-timeout.patch Normal file
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@ -0,0 +1,39 @@
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c
index 17594de..a86d689 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/main.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c
@@ -7518,7 +7518,7 @@ int brcms_c_get_curband(struct brcms_c_info *wlc)
return wlc->band->bandunit;
}
-void brcms_c_wait_for_tx_completion(struct brcms_c_info *wlc, bool drop)
+static int __brcms_c_wait_for_tx_completion(struct brcms_c_info *wlc, bool drop)
{
int timeout = 20;
int i;
@@ -7536,9 +7536,25 @@ void brcms_c_wait_for_tx_completion(struct brcms_c_info *wlc, bool drop)
break;
}
+ return timeout;
+}
+
+void brcms_c_wait_for_tx_completion(struct brcms_c_info *wlc, bool drop)
+{
+ int timeout;
+
+ timeout = __brcms_c_wait_for_tx_completion(wlc, drop);
+ if (timeout != 0)
+ return;
+
+ /* Retry. */
+ printk(KERN_INFO "brcms_c_wait_for_tx_completion took > 20ms. Retrying.\n");
+ timeout = __brcms_c_wait_for_tx_completion(wlc, drop);
+
WARN_ON_ONCE(timeout == 0);
}
+
void brcms_c_set_beacon_listen_interval(struct brcms_c_info *wlc, u8 interval)
{
wlc->bcn_li_bcn = interval;

8
kernel.spec
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@ -692,6 +692,8 @@ Patch2899: v4l-dvb-fixes.patch
Patch2900: v4l-dvb-update.patch
Patch2901: v4l-dvb-experimental.patch
Patch3000: brcmsmac-double-timeout.patch
# fs fixes
# NFSv4
@ -1392,6 +1394,9 @@ ApplyOptionalPatch v4l-dvb-fixes.patch
ApplyOptionalPatch v4l-dvb-update.patch
ApplyOptionalPatch v4l-dvb-experimental.patch
# Experiment: Double the length of the brcmsmac transmit timeout.
ApplyPatch brcmsmac-double-timeout.patch
# Patches headed upstream
ApplyPatch fs-proc-devtree-remove_proc_entry.patch
@ -2292,6 +2297,9 @@ fi
# ||----w |
# || ||
%changelog
* Wed Jan 16 2013 Dave Jones <davej@redhat.com>
- Experiment: Double the length of the brcmsmac transmit timeout.
* Wed Jan 16 2013 Josh Boyer <jwboyer@redhat.com>
- Add patch from Stanislaw Gruszka to fix iwlegacy IBSS cleanup (rhbz 886946)