From: Alvin Lee <alvin.lee2@xxxxxxx>
[Why]
NV12 has lower min dcfclk
[How]
Add update in update_bounding_box
Signed-off-by: Alvin Lee <alvin.lee2@xxxxxxx>
Reviewed-by: Jun Lei <Jun.Lei@xxxxxxx>
Acked-by: Leo Li <sunpeng.li@xxxxxxx>
---
.../gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
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 2596d4ac6263..25515c255a3d 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -3084,10 +3084,14 @@ void dcn20_update_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_s
if (dc->bb_overrides.min_dcfclk_mhz > 0)
min_dcfclk = dc->bb_overrides.min_dcfclk_mhz;
- else
- // Accounting for SOC/DCF relationship, we can go as high as
- // 506Mhz in Vmin. We need to code 507 since SMU will round down to 506.
- min_dcfclk = 507;
+ else {
+ if (ASICREV_IS_NAVI12_P(dc->ctx->asic_id.hw_internal_rev))
+ min_dcfclk = 310;
+ else
+ // Accounting for SOC/DCF relationship, we can go as high as
+ // 506Mhz in Vmin.
+ min_dcfclk = 506;
+ }
for (i = 0; i < num_states; i++) {
int min_fclk_required_by_uclk;
--
2.23.0
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