[Mesa-dev] [PATCH 2/2] i965: Support importing R8 and GR88 dma_bufs

Chad Versace chad.versace at intel.com
Thu Jul 9 01:39:17 PDT 2015


EGL_EXT_image_dma_buf_import now supports those formats.

CC: Peter Fr├╝hberger <peter.fruehberger at gmail.com>
Cc: Rainer Hochecker <rainer.hochecker at onlinehome.de>
Signed-off-by: Chad Versace <chad.versace at intel.com>
---
 include/GL/internal/dri_interface.h      | 9 +++++++--
 src/mesa/drivers/dri/i965/intel_screen.c | 6 ++++++
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h
index c827bb6..97b6972 100644
--- a/include/GL/internal/dri_interface.h
+++ b/include/GL/internal/dri_interface.h
@@ -1101,12 +1101,15 @@ struct __DRIdri2ExtensionRec {
 
 
 /**
- * Four CC formats that matches with WL_DRM_FORMAT_* from wayland_drm.h
- * and GBM_FORMAT_* from gbm.h, used with createImageFromNames.
+ * Four CC formats that matches with WL_DRM_FORMAT_* from wayland_drm.h,
+ * GBM_FORMAT_* from gbm.h, and DRM_FORMAT_* from drm_fourcc.h. Used with
+ * createImageFromNames.
  *
  * \since 5
  */
 
+#define __DRI_IMAGE_FOURCC_R8		0x20203852
+#define __DRI_IMAGE_FOURCC_GR88		0x38385247
 #define __DRI_IMAGE_FOURCC_RGB565	0x36314752
 #define __DRI_IMAGE_FOURCC_ARGB8888	0x34325241
 #define __DRI_IMAGE_FOURCC_XRGB8888	0x34325258
@@ -1141,6 +1144,8 @@ struct __DRIdri2ExtensionRec {
 #define __DRI_IMAGE_COMPONENTS_Y_U_V	0x3003
 #define __DRI_IMAGE_COMPONENTS_Y_UV	0x3004
 #define __DRI_IMAGE_COMPONENTS_Y_XUXV	0x3005
+#define __DRI_IMAGE_COMPONENTS_R	0x3006
+#define __DRI_IMAGE_COMPONENTS_RG	0x3007
 
 
 /**
diff --git a/src/mesa/drivers/dri/i965/intel_screen.c b/src/mesa/drivers/dri/i965/intel_screen.c
index c0f5c92..c4e7193 100644
--- a/src/mesa/drivers/dri/i965/intel_screen.c
+++ b/src/mesa/drivers/dri/i965/intel_screen.c
@@ -229,6 +229,12 @@ static struct intel_image_format intel_image_formats[] = {
    { __DRI_IMAGE_FOURCC_RGB565, __DRI_IMAGE_COMPONENTS_RGB, 1,
      { { 0, 0, 0, __DRI_IMAGE_FORMAT_RGB565, 2 } } },
 
+   { __DRI_IMAGE_FOURCC_R8, __DRI_IMAGE_COMPONENTS_R, 1,
+     { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, } },
+
+   { __DRI_IMAGE_FOURCC_GR88, __DRI_IMAGE_COMPONENTS_RG, 1,
+     { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 }, } },
+
    { __DRI_IMAGE_FOURCC_YUV410, __DRI_IMAGE_COMPONENTS_Y_U_V, 3,
      { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
        { 1, 2, 2, __DRI_IMAGE_FORMAT_R8, 1 },
-- 
2.5.0.rc1



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