[PATCH 14/16] Revert "drm/amd/display: dml2 soc dscclk use DPM table clk setting"

Aurabindo Pillai aurabindo.pillai at amd.com
Wed Mar 19 17:55:19 UTC 2025


From: Charlene Liu <Charlene.Liu at amd.com>

[why]
this dscclk use DCN defined per DPM level will cause a DCFCLK increase.
needs to follow up.

This reverts commit 9932ab57776fa0168b702371ff5e2881c026f353

Reviewed-by: Yihan Zhu <yihan.zhu at amd.com>
Reviewed-by: Alvin Lee <alvin.lee2 at amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu at amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
index 70c39df62533..2061d43b92e1 100644
--- a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
+++ b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
@@ -590,11 +590,11 @@ void dml2_init_soc_states(struct dml2_context *dml2, const struct dc *in_dc,
 			p->out_states->state_array[i].dtbclk_mhz = max_dtbclk_mhz;
 			p->out_states->state_array[i].phyclk_mhz = max_phyclk_mhz;
 
+			p->out_states->state_array[i].dscclk_mhz = max_dispclk_mhz / 3.0;
 			p->out_states->state_array[i].phyclk_mhz = max_phyclk_mhz;
 			p->out_states->state_array[i].dtbclk_mhz = max_dtbclk_mhz;
 
 			/* Dependent states. */
-			p->out_states->state_array[i].dscclk_mhz = p->in_states->state_array[i].dscclk_mhz;
 			p->out_states->state_array[i].dram_speed_mts = p->in_states->state_array[i].dram_speed_mts;
 			p->out_states->state_array[i].fabricclk_mhz = p->in_states->state_array[i].fabricclk_mhz;
 			p->out_states->state_array[i].socclk_mhz = p->in_states->state_array[i].socclk_mhz;
-- 
2.49.0



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