From: Michael Strauss <michael.strauss@xxxxxxx>
[WHY]
Low dscclk in high vlevels blocks some DSC modes.
[HOW]
Update dscclk to 1/3 of dispclk.
Reviewed-by: Charlene Liu <Charlene.Liu@xxxxxxx>
Acked-by: Stylon Wang <stylon.wang@xxxxxxx>
Signed-off-by: Michael Strauss <michael.strauss@xxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
index c4eca10587a6..c26da3bb2892 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
@@ -565,7 +565,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn2_1_soc = {
.dppclk_mhz = 847.06,
.phyclk_mhz = 810.0,
.socclk_mhz = 953.0,
- .dscclk_mhz = 489.0,
+ .dscclk_mhz = 300.0,
.dram_speed_mts = 2400.0,
},
{
@@ -576,7 +576,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn2_1_soc = {
.dppclk_mhz = 960.00,
.phyclk_mhz = 810.0,
.socclk_mhz = 278.0,
- .dscclk_mhz = 287.67,
+ .dscclk_mhz = 342.86,
.dram_speed_mts = 2666.0,
},
{
@@ -587,7 +587,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn2_1_soc = {
.dppclk_mhz = 1028.57,
.phyclk_mhz = 810.0,
.socclk_mhz = 715.0,
- .dscclk_mhz = 318.334,
+ .dscclk_mhz = 369.23,
.dram_speed_mts = 3200.0,
},
{
--
2.25.1
