From 8b797af189c917a821221ddc258f50a14552177a Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 15 Aug 2016 10:48:51 +0100 Subject: drm/i915: Track pinned vma inside guc Since the guc allocates and pins and object into the GGTT for its usage, it is more natural to use that pinned VMA as our resource cookie. v2: Embrace naming tautology v3: Rewrite comments for guc_allocate_vma() Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/1471254551-25805-12-git-send-email-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_gtt.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.h') diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index f2769e0..a269194 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -716,4 +716,10 @@ static inline void i915_vma_unpin_iomap(struct i915_vma *vma) i915_vma_unpin(vma); } +static inline struct page *i915_vma_first_page(struct i915_vma *vma) +{ + GEM_BUG_ON(!vma->pages); + return sg_page(vma->pages->sgl); +} + #endif -- cgit v1.1