From 81a8aa4a6c8535955c8b795c762489d0edf9a648 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 15 Aug 2016 10:48:48 +0100 Subject: [PATCH] drm/i915: Create a VMA for an object In many places, we wish to store the VMA in preference to the object itself and so being able to create the persistent VMA is useful. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/1471254551-25805-9-git-send-email-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_gtt.c | 11 +++++++++++ drivers/gpu/drm/i915/i915_gem_gtt.h | 5 +++++ 2 files changed, 16 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 9c178b0c40b5..1bec50bd651b 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3387,6 +3387,17 @@ __i915_gem_vma_create(struct drm_i915_gem_object *obj, } struct i915_vma * +i915_vma_create(struct drm_i915_gem_object *obj, + struct i915_address_space *vm, + const struct i915_ggtt_view *view) +{ + GEM_BUG_ON(view && !i915_is_ggtt(vm)); + GEM_BUG_ON(view ? i915_gem_obj_to_ggtt_view(obj, view) : i915_gem_obj_to_vma(obj, vm)); + + return __i915_gem_vma_create(obj, vm, view ?: &i915_ggtt_view_normal); +} + +struct i915_vma * i915_gem_obj_lookup_or_create_vma(struct drm_i915_gem_object *obj, struct i915_address_space *vm) { diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index b580e8a013ce..f2769e01cc8c 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -228,6 +228,11 @@ struct i915_vma { struct drm_i915_gem_exec_object2 *exec_entry; }; +struct i915_vma * +i915_vma_create(struct drm_i915_gem_object *obj, + struct i915_address_space *vm, + const struct i915_ggtt_view *view); + static inline bool i915_vma_is_ggtt(const struct i915_vma *vma) { return vma->flags & I915_VMA_GGTT; -- 2.11.0