Reland "i915: Add GBM_BO_USE_HW_VIDEO_DECODER use flag"

[android-x86/external-minigbm.git] / cros_gralloc / cros_gralloc_driver.cc

diff --git a/cros_gralloc/cros_gralloc_driver.cc b/cros_gralloc/cros_gralloc_driver.cc
index a68023e..31282bc 100644 (file)
--- a/cros_gralloc/cros_gralloc_driver.cc
+++ b/cros_gralloc/cros_gralloc_driver.cc
@@ -91,13 +91,23 @@ int32_t cros_gralloc_driver::allocate(const struct cros_gralloc_buffer_descripto
        size_t num_planes;
        uint32_t resolved_format;
        uint32_t bytes_per_pixel;
+       uint64_t use_flags;
 
        struct bo *bo;
        struct cros_gralloc_handle *hnd;
 
        resolved_format = drv_resolve_format(drv_, descriptor->drm_format, descriptor->use_flags);
+       use_flags = descriptor->use_flags;
+       /*
+        * TODO(b/79682290): ARC++ assumes NV12 is always linear and doesn't
+        * send modifiers across Wayland protocol, so we or in the
+        * BO_USE_LINEAR flag here. We need to fix ARC++ to allocate and work
+        * with tiled buffers.
+        */
+       if (resolved_format == DRM_FORMAT_NV12)
+               use_flags |= BO_USE_LINEAR;
        bo = drv_bo_create(drv_, descriptor->width, descriptor->height, resolved_format,
-                          descriptor->use_flags);
+                          use_flags);
        if (!bo) {
                drv_log("Failed to create bo.\n");
                return -ENOMEM;