On Fri, Jan 10, 2014 at 08:26:23PM +0000, Chris Wilson wrote:
> Only objects pinned to the display engine can be an active framebuffer,
> so we can refine the current check for any pinned object to be a
> pinned-display object.
>
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_gem_execbuffer.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> index 8c11037eb2d2..04b0271d48ff 100644
> --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> @@ -949,9 +949,7 @@ i915_gem_execbuffer_move_to_active(struct list_head *vmas,
> if (obj->base.write_domain) {
> obj->dirty = 1;
> obj->last_write_seqno = intel_ring_get_seqno(ring);
> - /* check for potential scanout */
> - if (i915_gem_obj_ggtt_bound(obj) &&
> - i915_gem_obj_to_ggtt(obj)->pin_count)
> + if (obj->pin_display) /* check for potential scanout */
> intel_mark_fb_busy(obj, ring);
> }
>
This was an error during PPGTT development:
commit d7f46fc4e7323887494db13f063a8e59861fefb0
Author: Ben Widawsky <benjamin.widawsky@xxxxxxxxx>
Date: Fri Dec 6 14:10:55 2013 -0800
drm/i915: Make pin count per VMA
Could be squashed if ppgtt isn't merged.
Reviewed-by: Ben Widawsky <ben@xxxxxxxxxxxx>
--
Ben Widawsky, Intel Open Source Technology Center
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