Commit d712f4ce authored by Michel Thierry's avatar Michel Thierry Committed by Daniel Vetter
Browse files

drm/i915: allocate cmd ring in lmem 



Prefer allocating the cmd ring from LMEM on dgfx.

Signed-off-by: default avatarMichel Thierry <michel.thierry@intel.com>
Signed-off-by: default avatarMatthew Auld <matthew.auld@intel.com>
Reviewed-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20210127131417.393872-8-matthew.auld@intel.com


Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 772d5bdf

drivers/gpu/drm/i915/gt/intel_ring.c

+3 −2
Original line number Diff line number Diff line
@@ -3,6 +3,7 @@ 
 * Copyright © 2019 Intel Corporation

 */



#include "gem/i915_gem_lmem.h"

#include "gem/i915_gem_object.h"



#include "i915_drv.h"
@@ -108,8 +109,8 @@ static struct i915_vma *create_ring_vma(struct i915_ggtt *ggtt, int size) 
	struct drm_i915_gem_object *obj;

	struct i915_vma *vma;



	obj = ERR_PTR(-ENODEV);

	if (i915_ggtt_has_aperture(ggtt))

	obj = i915_gem_object_create_lmem(i915, size, I915_BO_ALLOC_VOLATILE);

	if (IS_ERR(obj) && i915_ggtt_has_aperture(ggtt))

		obj = i915_gem_object_create_stolen(i915, size);

	if (IS_ERR(obj))

		obj = i915_gem_object_create_internal(i915, size);