From: hersen wu <hersenxs.wu@xxxxxxx>
during navi10 bring up, dwb causes system hang.
to continue debug major issue, disable dwb by
set num-dwb = 0. the hang issue is not reproduced now
by enable num-dwb =1. dc source is shared by all os.
win needs num-dwb = 1.
Signed-off-by: hersen wu <hersenxs.wu@xxxxxxx>
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Roman Li <Roman.Li@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index 6d9fd93ece85..c5ac25980f19 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -661,7 +661,7 @@ static const struct resource_caps res_cap_nv10 = {
.num_audio = 7,
.num_stream_encoder = 6,
.num_pll = 6,
- .num_dwb = 0,
+ .num_dwb = 1,
.num_ddc = 6,
.num_vmid = 16,
#ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT
--
2.20.1
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