#include "drv_priv.h"
#include "helpers.h"
+#include "util.h"
-const struct backend backend_virtio_gpu =
+#define MESA_LLVMPIPE_TILE_ORDER 6
+#define MESA_LLVMPIPE_TILE_SIZE (1 << MESA_LLVMPIPE_TILE_ORDER)
+
+static const uint32_t render_target_formats[] = { DRM_FORMAT_ABGR8888, DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_RGB565, DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_XRGB8888 };
+
+static const uint32_t texture_source_formats[] = { DRM_FORMAT_R8, DRM_FORMAT_YVU420,
+ DRM_FORMAT_YVU420_ANDROID };
+
+static int virtio_gpu_init(struct driver *drv)
+{
+ int ret;
+ ret = drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats),
+ &LINEAR_METADATA, BO_USE_RENDER_MASK);
+ if (ret)
+ return ret;
+
+ ret = drv_add_combinations(drv, texture_source_formats, ARRAY_SIZE(texture_source_formats),
+ &LINEAR_METADATA, BO_USE_TEXTURE_MASK);
+ if (ret)
+ return ret;
+
+ return drv_modify_linear_combinations(drv);
+}
+
+static int virtio_gpu_bo_create(struct bo *bo, uint32_t width, uint32_t height, uint32_t format,
+ uint64_t use_flags)
{
+ width = ALIGN(width, MESA_LLVMPIPE_TILE_SIZE);
+ height = ALIGN(height, MESA_LLVMPIPE_TILE_SIZE);
+
+ /* HAL_PIXEL_FORMAT_YV12 requires that the buffer's height not be aligned. */
+ if (bo->format == DRM_FORMAT_YVU420_ANDROID)
+ height = bo->height;
+
+ return drv_dumb_bo_create(bo, width, height, format, use_flags);
+}
+
+static uint32_t virtio_gpu_resolve_format(uint32_t format, uint64_t use_flags)
+{
+ switch (format) {
+ case DRM_FORMAT_FLEX_IMPLEMENTATION_DEFINED:
+ /*HACK: See b/28671744 */
+ return DRM_FORMAT_XBGR8888;
+ case DRM_FORMAT_FLEX_YCbCr_420_888:
+ return DRM_FORMAT_YVU420;
+ default:
+ return format;
+ }
+}
+
+struct backend backend_virtio_gpu = {
.name = "virtio_gpu",
- .bo_create = drv_dumb_bo_create,
+ .init = virtio_gpu_init,
+ .bo_create = virtio_gpu_bo_create,
.bo_destroy = drv_dumb_bo_destroy,
- .format_list = {
- {DRV_FORMAT_XRGB8888, DRV_BO_USE_SCANOUT | DRV_BO_USE_CURSOR | DRV_BO_USE_RENDERING},
- {DRV_FORMAT_XRGB8888, DRV_BO_USE_SCANOUT | DRV_BO_USE_CURSOR | DRV_BO_USE_LINEAR},
- {DRV_FORMAT_ARGB8888, DRV_BO_USE_SCANOUT | DRV_BO_USE_CURSOR | DRV_BO_USE_RENDERING},
- {DRV_FORMAT_ARGB8888, DRV_BO_USE_SCANOUT | DRV_BO_USE_CURSOR | DRV_BO_USE_LINEAR},
- }
+ .bo_import = drv_prime_bo_import,
+ .bo_map = drv_dumb_bo_map,
+ .bo_unmap = drv_bo_munmap,
+ .resolve_format = virtio_gpu_resolve_format,
};
-