Mesa (main): radeonsi: enable H.264 temporal encoding support for VCN

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Module: Mesa
Branch: main
Commit: 8236320a0be393c3bfc81d47575d656e885158be
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=8236320a0be393c3bfc81d47575d656e885158be

Author: Thong Thai <thong.thai at amd.com>
Date:   Tue Jul 13 11:55:14 2021 -0400

radeonsi: enable H.264 temporal encoding support for VCN

Signed-off-by: Thong Thai <thong.thai at amd.com>
Reviewed-by: Boyuan Zhang <Boyuan.Zhang at amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11850>

---

 src/gallium/drivers/radeonsi/si_get.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/gallium/drivers/radeonsi/si_get.c b/src/gallium/drivers/radeonsi/si_get.c
index 6e1b8028450..7968f7dbaf3 100644
--- a/src/gallium/drivers/radeonsi/si_get.c
+++ b/src/gallium/drivers/radeonsi/si_get.c
@@ -555,6 +555,12 @@ static int si_get_video_param(struct pipe_screen *screen, enum pipe_video_profil
          return true;
       case PIPE_VIDEO_CAP_STACKED_FRAMES:
          return (sscreen->info.family < CHIP_TONGA) ? 1 : 2;
+      case PIPE_VIDEO_CAP_MAX_TEMPORAL_LAYERS:
+         if (codec == PIPE_VIDEO_FORMAT_MPEG4_AVC &&
+             sscreen->info.family >= CHIP_RAVEN)
+            return 4;
+         else
+            return 0;
       default:
          return 0;
       }