Re: [Intel-gfx] [PATCH] drm/i915: Asynchronously perform the set-base for a simple modeset

2013-08-12 Thread Ville Syrjälä
On Fri, Aug 09, 2013 at 09:06:36PM +0100, Chris Wilson wrote: On Fri, Aug 09, 2013 at 09:17:11PM +0200, Daniel Vetter wrote: On Fri, Aug 09, 2013 at 03:13:22PM +0100, Chris Wilson wrote: A simple modeset, where we only wish to switch over to a new framebuffer such as the transition from

[Intel-gfx] [PATCH] drm/i915: Asynchronously perform the set-base for a simple modeset

2013-08-09 Thread Chris Wilson
A simple modeset, where we only wish to switch over to a new framebuffer such as the transition from fbcon to X, takes around 30-60ms. This is due to three factors: 1. We need to make sure the fb-obj is in the display domain, which incurs a cache flush to ensure no dirt is left on the scanout.

Re: [Intel-gfx] [PATCH] drm/i915: Asynchronously perform the set-base for a simple modeset

2013-08-09 Thread Daniel Vetter
On Fri, Aug 09, 2013 at 03:13:22PM +0100, Chris Wilson wrote: A simple modeset, where we only wish to switch over to a new framebuffer such as the transition from fbcon to X, takes around 30-60ms. This is due to three factors: 1. We need to make sure the fb-obj is in the display domain,

Re: [Intel-gfx] [PATCH] drm/i915: Asynchronously perform the set-base for a simple modeset

2013-08-09 Thread Chris Wilson
On Fri, Aug 09, 2013 at 09:17:11PM +0200, Daniel Vetter wrote: On Fri, Aug 09, 2013 at 03:13:22PM +0100, Chris Wilson wrote: A simple modeset, where we only wish to switch over to a new framebuffer such as the transition from fbcon to X, takes around 30-60ms. This is due to three factors: