From: Leo Chen <leo.chen@amd.com>
Date: Mon, 13 Apr 2026 19:42:35 +0000 (-0400)
Subject: drm/amd/display: Enable HUBP/OPTC/DPP power gating
X-Git-Tag: v7.2-rc1~141^2~24^2~88
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=2eb0681ea7604880ade2d715e4212132c393c132;p=thirdparty%2Flinux.git

drm/amd/display: Enable HUBP/OPTC/DPP power gating

[Why & How]
Enable driver power gating on DCN42 for HUBP OPTC
and DPP HW blocks.

Reviewed-by: Ovidiu Bunea <ovidiu.bunea@amd.com>
Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Signed-off-by: Leo Chen <leo.chen@amd.com>
Signed-off-by: Tom Chung <chiahsuan.chung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn42/dcn42_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn42/dcn42_resource.c
index c2f8554cdcd35..227eb13176636 100644
--- a/drivers/gpu/drm/amd/display/dc/resource/dcn42/dcn42_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/resource/dcn42/dcn42_resource.c
@@ -694,9 +694,12 @@ static const struct dc_debug_options debug_defaults_drv = {
 	.force_abm_enable = false,
 	.clock_trace = true,
 	.disable_pplib_clock_request = false,
-	.disable_dpp_power_gate = true,
-	.disable_hubp_power_gate = true,
-	.disable_optc_power_gate = true,
+	.ignore_pg = false,
+	.disable_dpp_power_gate = false,
+	.disable_hubp_power_gate = false,
+	.disable_optc_power_gate = false,
+	.disable_dsc_power_gate = false,
+	.disable_dio_power_gate = true,
 	.pipe_split_policy = MPC_SPLIT_AVOID,
 	.force_single_disp_pipe_split = false,
 	.disable_dcc = DCC_ENABLE,
@@ -758,12 +761,10 @@ static const struct dc_debug_options debug_defaults_drv = {
 	.min_disp_clk_khz = 50000,
 	.static_screen_wait_frames = 2,
 	.disable_z10 = false,
-	.ignore_pg = false,
 	.disable_stutter_for_wm_program = true,
 	.min_deep_sleep_dcfclk_khz = 8000,
 	.replay_skip_crtc_disabled = true,
 	.psr_skip_crtc_disable = true,
-	.disable_dio_power_gate = true,
 };
 
 static const struct dc_check_config config_defaults = {