X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=mediatek.c;h=cdfc9ab73ae26d436cfbe8b4be7cb9452cb82ef3;hb=041cb9f1a760c85318a27622118526dd5bffd019;hp=ca3aa4d9af65fe222ccc29f7e38a3965318b80af;hpb=fd8b8abd7f965d4b07b518c8812d71d34758c106;p=android-x86%2Fexternal-minigbm.git

diff --git a/mediatek.c b/mediatek.c
index ca3aa4d..cdfc9ab 100644
--- a/mediatek.c
+++ b/mediatek.c
@@ -56,8 +56,11 @@ static int mediatek_init(struct driver *drv)
 
 	drv_add_combination(drv, DRM_FORMAT_R8, &LINEAR_METADATA,
 			    BO_USE_SW_MASK | BO_USE_LINEAR | BO_USE_PROTECTED);
-
-	/* NV12 format for encoding. */
+	/*
+	 * Chrome uses DMA-buf mmap to write to YV12 buffers, which are then accessed by the
+	 * Video Encoder Accelerator (VEA). It could also support NV12 potentially in the future.
+	 */
+	drv_modify_combination(drv, DRM_FORMAT_YVU420, &LINEAR_METADATA, BO_USE_HW_VIDEO_ENCODER);
 	drv_modify_combination(drv, DRM_FORMAT_NV12, &LINEAR_METADATA, BO_USE_HW_VIDEO_ENCODER);
 
 	/* Android CTS tests require this. */
@@ -71,13 +74,6 @@ static int mediatek_init(struct driver *drv)
 	drv_modify_combination(drv, DRM_FORMAT_YVU420_ANDROID, &metadata, BO_USE_HW_VIDEO_DECODER);
 	drv_modify_combination(drv, DRM_FORMAT_NV12, &metadata, BO_USE_HW_VIDEO_DECODER);
 
-	/*
-	 * R8 format is used for Android's HAL_PIXEL_FORMAT_BLOB for input/output from
-	 * hardware decoder/encoder.
-	 */
-	drv_modify_combination(drv, DRM_FORMAT_R8, &metadata,
-			       BO_USE_HW_VIDEO_DECODER | BO_USE_HW_VIDEO_ENCODER);
-
 #ifdef MTK_MT8183
 	/* Only for MT8183 Camera subsystem */
 	drv_modify_combination(drv, DRM_FORMAT_NV12, &metadata,