openwrt/target/linux/layerscape/patches-5.4/805-display-0039-MLK-17368-1-drm-add-fourcc-codes-for-Verisilicon-til.patch

From 7d11e6c1669b9134b11a48cdf47e5b7ab1b2396c Mon Sep 17 00:00:00 2001
From: Bing Song <bing.song@nxp.com>
Date: Fri, 5 Jan 2018 08:33:51 +0200
Subject: [PATCH] MLK-17368-1 drm: add fourcc codes for Verisilicon tiled
 formats

These formats will be used by VPU and DCSS.

Signed-off-by: Laurentiu Palcu <laurentiu.palcu@nxp.com>
[ Aisheng : VENDOR_VSI changed to 0xf1 ]
Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
---
 include/uapi/drm/drm_fourcc.h | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -310,6 +310,7 @@ extern "C" {
 #define DRM_FORMAT_MOD_VENDOR_ARM     0x08
 #define DRM_FORMAT_MOD_VENDOR_ALLWINNER 0x09
 #define DRM_FORMAT_MOD_VENDOR_AMPHION 0xf0
+#define DRM_FORMAT_MOD_VENDOR_VSI     0xf1
 
 /* add more to the end as needed */
 
@@ -767,6 +768,32 @@ extern "C" {
  */
 #define DRM_FORMAT_MOD_AMPHION_TILED fourcc_mod_code(AMPHION, 1)
 
+/* Verisilicon framebuffer modifiers */
+
+/*
+ * Verisilicon 8x4 tiling layout
+ *
+ * This is G1 VPU tiled layout using tiles of 8x4 pixels in a row-major
+ * layout.
+ */
+#define DRM_FORMAT_MOD_VSI_G1_TILED fourcc_mod_code(VSI, 1)
+
+/*
+ * Verisilicon 4x4 tiling layout
+ *
+ * This is G2 VPU tiled layout using tiles of 4x4 pixels in a row-major
+ * layout.
+ */
+#define DRM_FORMAT_MOD_VSI_G2_TILED fourcc_mod_code(VSI, 2)
+
+/*
+ * Verisilicon 4x4 tiling with compression layout
+ *
+ * This is G2 VPU tiled layout using tiles of 4x4 pixels in a row-major
+ * layout with compression.
+ */
+#define DRM_FORMAT_MOD_VSI_G2_TILED_COMPRESSED fourcc_mod_code(VSI, 3)
+
 #if defined(__cplusplus)
 }
 #endif