Fix the DRM_FORMAT match with corresponding PixelFormat
The DRM_FORMAT settings in DrmCreateSurface should match with the
correct PixelFormat
Bug: 112245291
Test: build and flash boot image to device.
Change-Id: I3ee0de38256d1109cd5174b666e2f47dceb637e6
diff --git a/minui/graphics_drm.cpp b/minui/graphics_drm.cpp
index 9336a1e..630b801 100644
--- a/minui/graphics_drm.cpp
+++ b/minui/graphics_drm.cpp
@@ -117,12 +117,16 @@
uint32_t format;
PixelFormat pixel_format = gr_pixel_format();
+ // PixelFormat comes in byte order, whereas DRM_FORMAT_* uses little-endian
+ // (external/libdrm/include/drm/drm_fourcc.h). Note that although drm_fourcc.h also defines a
+ // macro of DRM_FORMAT_BIG_ENDIAN, it doesn't seem to be actually supported (see the discussion
+ // in https://lists.freedesktop.org/archives/amd-gfx/2017-May/008560.html).
if (pixel_format == PixelFormat::ABGR) {
- format = DRM_FORMAT_ABGR8888;
+ format = DRM_FORMAT_RGBA8888;
} else if (pixel_format == PixelFormat::BGRA) {
- format = DRM_FORMAT_BGRA8888;
+ format = DRM_FORMAT_ARGB8888;
} else if (pixel_format == PixelFormat::RGBX) {
- format = DRM_FORMAT_RGBX8888;
+ format = DRM_FORMAT_XBGR8888;
} else {
format = DRM_FORMAT_RGB565;
}