[PATCH AUTOSEL 6.7 17/88] drm/amd/display: initialize all the dpm level's stutter latency
Sasha Levin
sashal at kernel.org
Mon Jan 22 14:50:50 UTC 2024
From: Charlene Liu <charlene.liu at amd.com>
[ Upstream commit 885c71ad791c1709f668a37f701d33e6872a902f ]
Fix issue when override level bigger than default. Levels 5, 6, and 7
had zero stutter latency, this is because override level being
initialized after stutter latency inits.
Tested-by: Daniel Wheeler <daniel.wheeler at amd.com>
Reviewed-by: Syed Hassan <syed.hassan at amd.com>
Reviewed-by: Allen Pan <allen.pan at amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.siqueira at amd.com>
Signed-off-by: Charlene Liu <charlene.liu at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Sasha Levin <sashal at kernel.org>
---
drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c | 4 +++-
1 file changed, 3 insertions(+), 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 db06a5b749b4..279e7605a0a2 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
@@ -341,6 +341,9 @@ void dml2_init_soc_states(struct dml2_context *dml2, const struct dc *in_dc,
break;
}
+ if (dml2->config.bbox_overrides.clks_table.num_states)
+ p->in_states->num_states = dml2->config.bbox_overrides.clks_table.num_states;
+
/* Override from passed values, if available */
for (i = 0; i < p->in_states->num_states; i++) {
if (dml2->config.bbox_overrides.sr_exit_latency_us) {
@@ -397,7 +400,6 @@ void dml2_init_soc_states(struct dml2_context *dml2, const struct dc *in_dc,
}
/* Copy clocks tables entries, if available */
if (dml2->config.bbox_overrides.clks_table.num_states) {
- p->in_states->num_states = dml2->config.bbox_overrides.clks_table.num_states;
for (i = 0; i < dml2->config.bbox_overrides.clks_table.num_entries_per_clk.num_dcfclk_levels; i++) {
p->in_states->state_array[i].dcfclk_mhz = dml2->config.bbox_overrides.clks_table.clk_entries[i].dcfclk_mhz;
--
2.43.0
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