[Intel-gfx] [PATCH 3/3] drm/i915/dumb: return the allocated memory size

[Ramalingam C]

On successful allocation, instead returning the requested size
return the total size of allocated pages.

Signed-off-by: Ramalingam C <ramalingam.c at intel.com>
---
 drivers/gpu/drm/i915/i915_gem.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 7f39df3fab7f..5a53de797852 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -241,7 +241,9 @@ i915_gem_dumb_create(struct drm_file *file,
 {
 	enum intel_memory_type mem_type = INTEL_MEMORY_SYSTEM;
 	int cpp = DIV_ROUND_UP(args->bpp, 8);
+	struct intel_memory_region *mr;
 	u32 format;
+	int ret;
 
 	switch (cpp) {
 	case 1:
@@ -270,8 +272,15 @@ i915_gem_dumb_create(struct drm_file *file,
 	if (HAS_LMEM(to_i915(dev)))
 		mem_type = INTEL_MEMORY_LOCAL;
 
-	return i915_gem_create(file, to_i915(dev), mem_type,
-			       &args->size, &args->handle);
+	ret = i915_gem_create(file, to_i915(dev), mem_type,
+			      &args->size, &args->handle);
+	if (ret)
+		goto out;
+
+	mr = intel_memory_region_by_type(to_i915(dev), mem_type);
+	args->size = ALIGN(args->size, mr->min_page_size);
+out:
+	return ret;
 }
 
 /**
-- 
2.20.1