From: Satyajit Sahu <satyajit.sahu@amd.com>
Date: Wed, 11 Jul 2018 08:11:56 +0000 (+0530)
Subject: minigbm: amdgpu: align the stride to 256
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=dc8554f4359dd9e1fbb7ecf75c0d02c509168e0d;p=android-x86%2Fexternal-minigbm.git

minigbm: amdgpu: align the stride to 256

amdgpu has a requirement of stride to be aligned to 256.
Otherwise gpu faults and corruptions are observed for some
resolutions.

BUG=b:80148696 b:110472790
TEST=graphics autotest suite

Change-Id: Ic13c19cd1641a6ce206de9b1016a242ed21c2631
Signed-off-by: Satyajit Sahu <satyajit.sahu@amd.com>
Reviewed-on: https://chromium-review.googlesource.com/1133060
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Tested-by: Deepak Sharma <deepak.sharma@amd.com>
Reviewed-by: Bas Nieuwenhuizen <basni@chromium.org>
Reviewed-by: Stéphane Marchesin <marcheu@chromium.org>
Reviewed-by: Deepak Sharma <deepak.sharma@amd.com>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
---

diff --git a/amdgpu.c b/amdgpu.c
index 932d1a8..eea1232 100644
--- a/amdgpu.c
+++ b/amdgpu.c
@@ -145,10 +145,7 @@ static int amdgpu_create_bo(struct bo *bo, uint32_t width, uint32_t height, uint
 		return dri_bo_create(bo, width, height, format, use_flags);
 
 	stride = drv_stride_from_format(format, width, 0);
-	if (format == DRM_FORMAT_YVU420_ANDROID)
-		stride = ALIGN(stride, 128);
-	else
-		stride = ALIGN(stride, 64);
+	stride = ALIGN(stride,256);
 
 	drv_bo_from_format(bo, stride, height, format);