drm/amd/display: Enable RCO options for dcn35

[Why & How] Enable root clock optimization options for dcn35 for power savings Reviewed-by: Nicholas Kazlauskas <[email protected]> Acked-by: Hersen Wu <[email protected]> Signed-off-by: Daniel Miess <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
kawasaki · Nov 7, 2023 · eacfdc3 · eacfdc3
1 parent f896cd2
commit eacfdc3
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Showing 2 changed files with 9 additions and 8 deletions.
diff --git a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dccg.c b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dccg.c
@@ -754,6 +754,7 @@ static const struct dccg_funcs dccg35_funcs = {
 	.disable_symclk32_se = dccg31_disable_symclk32_se,
 	.enable_symclk32_le = dccg31_enable_symclk32_le,
 	.disable_symclk32_le = dccg31_disable_symclk32_le,
+	.set_symclk32_le_root_clock_gating = dccg31_set_symclk32_le_root_clock_gating,
 	.set_physymclk = dccg35_set_physymclk,
 	.set_dtbclk_dto = dccg35_set_dtbclk_dto,
 	.set_audio_dtbclk_dto = dccg31_set_audio_dtbclk_dto,

diff --git a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_resource.c b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_resource.c
@@ -719,14 +719,14 @@ static const struct dc_debug_options debug_defaults_drv = {
 		.bits = {
 			.dpp = true,
 			.dsc = true,/*dscclk and dsc pg*/
-			.hdmistream = false,
-			.hdmichar = false,
-			.dpstream = false,
-			.symclk32_se = false,
-			.symclk32_le = false,
-			.symclk_fe = false,
-			.physymclk = false,
-			.dpiasymclk = false,
+			.hdmistream = true,
+			.hdmichar = true,
+			.dpstream = true,
+			.symclk32_se = true,
+			.symclk32_le = true,
+			.symclk_fe = true,
+			.physymclk = false, // Prevents eDP light up
+			.dpiasymclk = true,
 		}
 	},
 	.seamless_boot_odm_combine = DML_FAIL_SOURCE_PIXEL_FORMAT,