This is a note to let you know that I've just added the patch titled
drm/radeon/kms: don't enable connectors that are off in the
to the 3.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-radeon-kms-don-t-enable-connectors-that-are-off-in-the.patch
and it can be found in the queue-3.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 73104b5cfe3067d68f2c2de3f3d4d4964c55873e Mon Sep 17 00:00:00 2001
From: Alex Deucher <[email protected]>
Date: Tue, 9 Aug 2011 17:09:06 +0000
Subject: drm/radeon/kms: don't enable connectors that are off in the
hotplug handler
From: Alex Deucher <[email protected]>
commit 73104b5cfe3067d68f2c2de3f3d4d4964c55873e upstream.
If we get a hotplug event on an connector that is off, don't
attempt to turn it on or off, it should already be off.
Fixes:
https://bugzilla.redhat.com/show_bug.cgi?id=728228
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/gpu/drm/radeon/radeon_connectors.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -60,6 +60,10 @@ void radeon_connector_hotplug(struct drm
radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
+ /* if the connector is already off, don't turn it back on */
+ if (connector->dpms != DRM_MODE_DPMS_ON)
+ return;
+
/* powering up/down the eDP panel generates hpd events which
* can interfere with modesetting.
*/
Patches currently in stable-queue which might be from [email protected]
are
queue-3.0/drm-radeon-kms-fix-regression-is-handling-2-heads-on.patch
queue-3.0/drm-radeon-kms-don-t-enable-connectors-that-are-off-in-the.patch
queue-3.0/drm-radeon-kms-don-t-try-to-be-smart-in-the-hpd-handler.patch
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