Re: [Intel-gfx] [PATCH] drm/i915: sanitize forcewake registers on reset

2013-08-26 Thread Daniel Vetter
On Fri, Aug 23, 2013 at 04:52:30PM +0300, Mika Kuoppala wrote: > In reset we try to restore the forcewake state to > pre reset state, using forcewake_count. The reset > doesn't seem to clear the forcewake bits so we > get warn on forcewake ack register not clearing. > > Use same mechanism as intel

[Intel-gfx] [PATCH] drm/i915: sanitize forcewake registers on reset

2013-08-23 Thread Mika Kuoppala
In reset we try to restore the forcewake state to pre reset state, using forcewake_count. The reset doesn't seem to clear the forcewake bits so we get warn on forcewake ack register not clearing. Use same mechanism as intel_uncore_sanitize() does when loading driver to reset the forcewake bits, ri