When LMEM is supported, dumb buffer preferred to be created from LMEM. This is developed on top of v3 LMEM series https://patchwork.freedesktop.org/series/56683/. v2: Parameters are reshuffled. [Chris] Signed-off-by: Ramalingam C <ramalingam.c@xxxxxxxxx> cc: Matthew Auld <matthew.auld@xxxxxxxxx> --- drivers/gpu/drm/i915/i915_gem.c | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index e458507b1558..a34a87d192da 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -160,6 +160,7 @@ i915_gem_phys_pwrite(struct drm_i915_gem_object *obj, static int i915_gem_create(struct drm_file *file, struct drm_i915_private *dev_priv, + enum intel_region_id mem_region, u64 *size_p, u32 *handle_p) { @@ -173,7 +174,12 @@ i915_gem_create(struct drm_file *file, return -EINVAL; /* Allocate the new object */ - obj = i915_gem_object_create_shmem(dev_priv, size); + if (mem_region == INTEL_MEMORY_LMEM) + obj = i915_gem_object_create_lmem(dev_priv, size, 0); + else if (mem_region == INTEL_MEMORY_STOLEN) + obj = i915_gem_object_create_stolen(dev_priv, size); + else + obj = i915_gem_object_create_shmem(dev_priv, size); if (IS_ERR(obj)) return PTR_ERR(obj); @@ -193,6 +199,7 @@ i915_gem_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args) { + enum intel_region_id mem_region = INTEL_MEMORY_UKNOWN; int cpp = DIV_ROUND_UP(args->bpp, 8); u32 format; @@ -219,7 +226,11 @@ i915_gem_dumb_create(struct drm_file *file, args->pitch = ALIGN(args->pitch, 4096); args->size = args->pitch * args->height; - return i915_gem_create(file, to_i915(dev), + + if (HAS_LMEM(to_i915(dev))) + mem_region = INTEL_MEMORY_LMEM; + + return i915_gem_create(file, to_i915(dev), mem_region, &args->size, &args->handle); } @@ -238,7 +249,7 @@ i915_gem_create_ioctl(struct drm_device *dev, void *data, i915_gem_flush_free_objects(dev_priv); - return i915_gem_create(file, dev_priv, + return i915_gem_create(file, dev_priv, INTEL_MEMORY_UKNOWN, &args->size, &args->handle); } -- 2.20.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
