From: Max Tseng <max.tseng@xxxxxxx>
[Why]
Allow dc report maximum display clock possible at vmin
Reviewed-by: Wayne Lin <wayne.lin@xxxxxxx>
Acked-by: Wayne Lin <wayne.lin@xxxxxxx>
Signed-off-by: Max Tseng <max.tseng@xxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dc.h | 1 +
drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c | 2 ++
drivers/gpu/drm/amd/display/dc/dcn35/dcn35_resource.c | 2 ++
3 files changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index faf897ac75d8..4065bb061c85 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -270,6 +270,7 @@ struct dc_caps {
uint16_t subvp_vertical_int_margin_us;
bool seamless_odm;
uint32_t max_v_total;
+ uint32_t max_disp_clock_khz_at_vmin;
uint8_t subvp_drr_vblank_start_margin_us;
};
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
index 4d0052ca742f..8b1691152f05 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
@@ -1912,6 +1912,8 @@ static bool dcn314_resource_construct(
dc->caps.color.mpc.ogam_rom_caps.hlg = 0;
dc->caps.color.mpc.ocsc = 1;
+ dc->caps.max_disp_clock_khz_at_vmin = 694000;
+
/* Use pipe context based otg sync logic */
dc->config.use_pipe_ctx_sync_logic = true;
diff --git a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_resource.c b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_resource.c
index 67ff19d4116d..10ae1b3da751 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_resource.c
@@ -1832,6 +1832,8 @@ static bool dcn35_resource_construct(
dc->caps.color.mpc.ogam_rom_caps.hlg = 0;
dc->caps.color.mpc.ocsc = 1;
+ dc->caps.max_disp_clock_khz_at_vmin = 669154;
+
/* Use pipe context based otg sync logic */
dc->config.use_pipe_ctx_sync_logic = true;
/* read VBIOS LTTPR caps */
--
2.37.3
