diff options
| author | Alvin Lee <alvin.lee2@amd.com> | 2019-09-27 12:24:05 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-25 16:50:08 -0400 |
| commit | 6ce2427db71ca6908fe0c6398e369e6336ebe465 (patch) | |
| tree | a2a09e239920f289a80e363a76f8aaf6f0a66750 | |
| parent | f24b0522da181a00003ef138766a366973bf664d (diff) | |
drm/amd/display: Update min dcfclk
[Why]
NV12 has lower min dcfclk
[How]
Add update in update_bounding_box
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 12 |
1 files 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; |