From 9a46b1086fb35043166cf38f8e47304460eb214b Mon Sep 17 00:00:00 2001
From: Leo Liu <leo.liu@amd.com>
Date: Tue, 10 Nov 2020 20:56:47 -0500
Subject: [PATCH] radeon/vcn: add AV1 dpb buffer size

Just use the default size for now

Signed-off-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: Boyuan Zhang <boyuan.zhang@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7596>
---
 src/gallium/drivers/radeon/radeon_vcn_dec.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/gallium/drivers/radeon/radeon_vcn_dec.c b/src/gallium/drivers/radeon/radeon_vcn_dec.c
index 0c29b928905..2264d37915a 100644
--- a/src/gallium/drivers/radeon/radeon_vcn_dec.c
+++ b/src/gallium/drivers/radeon/radeon_vcn_dec.c
@@ -1404,6 +1404,11 @@ static unsigned calc_dpb_size(struct radeon_decoder *dec)
          dpb_size = dpb_size * 3 / 2;
       break;
 
+   case PIPE_VIDEO_FORMAT_AV1:
+      max_references = MAX2(max_references, 9);
+      dpb_size = 8192 * 4320 * 3 / 2 * max_references * 3 / 2;
+      break;
+
    case PIPE_VIDEO_FORMAT_JPEG:
       dpb_size = 0;
       break;