[PATCH 33/33] drm/amd/display: Enable mem low power control for DCN3.1 sub-IP blocks

Mikita Lipski mikita.lipski at amd.com
Wed Sep 8 14:54:24 UTC 2021


From: Michael Strauss <michael.strauss at amd.com>

[WHY]
Sequences to handle powering down these sub-IP blocks are now ready for use

Reviewed-by: Eric Yang <eric.yang2 at amd.com>
Acked-by: Mikita Lipski <mikita.lipski at amd.com>
Signed-off-by: Michael Strauss <michael.strauss at amd.com>
---
 .../drm/amd/display/dc/dcn31/dcn31_resource.c    | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
index cf6392eadaf2..613d34bde7dd 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
@@ -1009,15 +1009,15 @@ static const struct dc_debug_options debug_defaults_drv = {
 	.use_max_lb = true,
 	.enable_mem_low_power = {
 		.bits = {
-			.vga = false,
-			.i2c = false,
+			.vga = true,
+			.i2c = true,
 			.dmcu = false, // This is previously known to cause hang on S3 cycles if enabled
-			.dscl = false,
-			.cm = false,
-			.mpc = false,
-			.optc = false,
-			.vpg = false,
-			.afmt = false,
+			.dscl = true,
+			.cm = true,
+			.mpc = true,
+			.optc = true,
+			.vpg = true,
+			.afmt = true,
 		}
 	},
 	.optimize_edp_link_rate = true,
-- 
2.25.1



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