Re: [Intel-gfx] [PATCH 2/2] drm/i915: make sure eDP panel is turned on

2010-07-26 Thread Eric Anholt
On Mon, 26 Jul 2010 10:23:23 -0700, Jesse Barnes wrote: > On Thu, 22 Jul 2010 13:18:19 -0700 > Jesse Barnes wrote: > > > When enabling the eDP port, we need to make sure the panel is turned on > > after training the link. If we don't, it likely won't come back after > > suspend or may not come

Re: [Intel-gfx] [PATCH 2/2] drm/i915: make sure eDP panel is turned on

2010-07-26 Thread Jesse Barnes
On Thu, 22 Jul 2010 13:18:19 -0700 Jesse Barnes wrote: > When enabling the eDP port, we need to make sure the panel is turned on > after training the link. If we don't, it likely won't come back after > suspend or may not come up at all. > > For unknown reasons, unlocking the panel regs before

[Intel-gfx] [PATCH 2/2] drm/i915: make sure eDP panel is turned on

2010-07-22 Thread Jesse Barnes
When enabling the eDP port, we need to make sure the panel is turned on after training the link. If we don't, it likely won't come back after suspend or may not come up at all. For unknown reasons, unlocking the panel regs before initiating a power on sequence is necessary. There are known bugs