From 37d184b548db0f64d4a878960b2c6988b38a3e7e Mon Sep 17 00:00:00 2001
From: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Date: Fri, 27 Jan 2023 10:03:45 -0500
Subject: [PATCH] drm/amd/display: Enable P-state validation checks for DCN314
Git-commit: 37d184b548db0f64d4a878960b2c6988b38a3e7e
Patch-mainline: v6.3-rc1
References: bsc#1206843
[Why]
To align with DCN31 behavior. This helps avoid p-state hangs in
the case where underflow does occur.
[How]
Flip the bit to true.
Reviewed-by: Hansen Dsouza <hansen.dsouza@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
index 79850a68f62a..bc7f2b735327 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
@@ -901,7 +901,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.max_downscale_src_width = 4096,/*upto true 4k*/
.disable_pplib_wm_range = false,
.scl_reset_length10 = true,
- .sanity_checks = false,
+ .sanity_checks = true,
.underflow_assert_delay_us = 0xFFFFFFFF,
.dwb_fi_phase = -1, // -1 = disable,
.dmub_command_table = true,
--
2.35.3