From: Animesh Manna <animesh.ma...@intel.com>
Newly created lmem buffer by fbdev need reset otherwise it has old
garbage data. Same logic was present for stolen memory, extended
the same for lmem.
Cc: Daniel Vetter <daniel.vet...@intel.com>
Signed-off-by: Animesh Manna <animesh.ma...@intel.com>
---
drivers/gpu/drm/i915/display/intel_fbdev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_fbdev.c
b/drivers/gpu/drm/i915/display/intel_fbdev.c
index f49280218413..23a1e4638c1e 100644
--- a/drivers/gpu/drm/i915/display/intel_fbdev.c
+++ b/drivers/gpu/drm/i915/display/intel_fbdev.c
@@ -265,7 +265,7 @@ static int intelfb_create(struct drm_fb_helper *helper,
* If the object is stolen however, it will be full of whatever
* garbage was left in there.
*/
- if (vma->obj->stolen && !prealloc)
+ if ((vma->obj->stolen || HAS_LMEM(dev_priv)) && !prealloc)
memset_io(info->screen_base, 0, info->screen_size);
/* Use default scratch pixmap (info->pixmap.flags = FB_PIXMAP_SYSTEM) */
--
2.26.2
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