[PATCH] drm: fix to radeon driver for HD 6450

2013-01-26 Thread Chris Staite
From: Christopher Staite Fix commit 62444b7462a2b98bc78d68736c03a7c4e66ba7e2 for HD 6450. The stop and resume causes the screen to glitch and the X server to reboot constantly. Re-instating the UPDATE_LOCK fixes the issue in tests on the v3.6.11 stable, and the code has not been altered to f

[PATCH] drm: fix to radeon driver for HD 6450

2013-01-25 Thread Chris Staite
From: Christopher Staite Fix commit 62444b7462a2b98bc78d68736c03a7c4e66ba7e2 for HD 6450. The stop and resume causes the screen to glitch and the X server to reboot constantly. Re-instating the UPDATE_LOCK fixes the issue in tests on the v3.6.11 stable, and the code has not been altered to f