[Media Common] Set Scanout by default

recommend to flag all potential scanout surface as SCNAOUT. This is required to fix DMA DRM render on XE. Signed-off-by: Cheah, Vincent Beng Keat <[email protected]>
intel · Sep 4, 2024 · 54204f7 · 54204f7
1 parent ac5f0ff
commit 54204f7
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/media_softlet/linux/common/os/xe/mos_bufmgr_xe.c b/media_softlet/linux/common/os/xe/mos_bufmgr_xe.c
@@ -1295,6 +1295,10 @@ mos_bo_alloc_xe(struct mos_bufmgr *bufmgr,
      */
     create.cpu_caching = alloc->ext.cpu_cacheable ? DRM_XE_GEM_CPU_CACHING_WB : DRM_XE_GEM_CPU_CACHING_WC;
 
+    if ((strcmp(alloc->name, "MEDIA") == 0 || strcmp(alloc->name, "Media") == 0)
+        && create.cpu_caching == DRM_XE_GEM_CPU_CACHING_WC)
+            create.flags |= DRM_XE_GEM_CREATE_FLAG_SCANOUT;
+
     ret = drmIoctl(bufmgr_gem->fd,
         DRM_IOCTL_XE_GEM_CREATE,
         &create);