[Mesa-dev] [PATCH v2] st/dri: add 32-bit RGBX/RGBA formats

[Rob Herring]

Add support for 32-bit RGBX/RGBA formats which are preferred for Android.

Signed-off-by: Rob Herring <robh at kernel.org>
---
v2:
- Rebase to current master after introduction of new 
  dri2_format_to_pipe_format function.

 src/gallium/state_trackers/dri/dri2.c       | 6 ++++++
 src/gallium/state_trackers/dri/dri_screen.c | 4 ++++
 2 files changed, 10 insertions(+)

diff --git a/src/gallium/state_trackers/dri/dri2.c b/src/gallium/state_trackers/dri/dri2.c
index 468d056..3f9ef1a 100644
--- a/src/gallium/state_trackers/dri/dri2.c
+++ b/src/gallium/state_trackers/dri/dri2.c
@@ -115,6 +115,9 @@ static enum pipe_format dri2_format_to_pipe_format (int format)
    case __DRI_IMAGE_FORMAT_ARGB8888:
       pf = PIPE_FORMAT_BGRA8888_UNORM;
       break;
+   case __DRI_IMAGE_FORMAT_XBGR8888:
+      pf = PIPE_FORMAT_RGBX8888_UNORM;
+      break;
    case __DRI_IMAGE_FORMAT_ABGR8888:
       pf = PIPE_FORMAT_RGBA8888_UNORM;
       break;
@@ -292,6 +295,9 @@ dri_image_drawable_get_buffers(struct dri_drawable *drawable,
       case PIPE_FORMAT_BGRA8888_UNORM:
          image_format = __DRI_IMAGE_FORMAT_ARGB8888;
          break;
+      case PIPE_FORMAT_RGBX8888_UNORM:
+         image_format = __DRI_IMAGE_FORMAT_XBGR8888;
+         break;
       case PIPE_FORMAT_RGBA8888_UNORM:
          image_format = __DRI_IMAGE_FORMAT_ABGR8888;
          break;
diff --git a/src/gallium/state_trackers/dri/dri_screen.c b/src/gallium/state_trackers/dri/dri_screen.c
index 2ac55c8..2856ec0 100644
--- a/src/gallium/state_trackers/dri/dri_screen.c
+++ b/src/gallium/state_trackers/dri/dri_screen.c
@@ -104,6 +104,8 @@ static const __DRIconfig **
 dri_fill_in_modes(struct dri_screen *screen)
 {
    static const mesa_format mesa_formats[] = {
+      MESA_FORMAT_R8G8B8A8_UNORM,
+      MESA_FORMAT_R8G8B8X8_UNORM,
       MESA_FORMAT_B8G8R8A8_UNORM,
       MESA_FORMAT_B8G8R8X8_UNORM,
       MESA_FORMAT_B8G8R8A8_SRGB,
@@ -111,6 +113,8 @@ dri_fill_in_modes(struct dri_screen *screen)
       MESA_FORMAT_B5G6R5_UNORM,
    };
    static const enum pipe_format pipe_formats[] = {
+      PIPE_FORMAT_RGBA8888_UNORM,
+      PIPE_FORMAT_RGBX8888_UNORM,
       PIPE_FORMAT_BGRA8888_UNORM,
       PIPE_FORMAT_BGRX8888_UNORM,
       PIPE_FORMAT_BGRA8888_SRGB,
-- 
2.7.4