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drm/amd/display: Disable dsc_power_gate for dcn314 by default

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[Why]
"REG_WAIT timeout 1us * 1000 tries - dcn314_dsc_pg_control line"
warnings seen after resuming from s2idle.
DCN314 has issues with DSC power gating that cause REG_WAIT timeouts
when attempting to power down DSC blocks.

[How]
Disable dsc_power_gate for dcn314 by default.

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Roman Li <Roman.Li@amd.com>
Signed-off-by: Ivan Lipski <ivan.lipski@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Roman Li
2025-07-14 14:37:33 -04:00
committed by Alex Deucher
parent 0395cde08e
commit 02f3ec5317
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/amd/display/dc/resource/dcn314/dcn314_resource.c
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@@ -926,6 +926,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.seamless_boot_odm_combine = true,
.enable_legacy_fast_update = true,
.using_dml2 = false,
.disable_dsc_power_gate = true,
};
static const struct dc_panel_config panel_config_defaults = {