From 35e511915c98c285543e65eaa08fc6d6d876c259 Mon Sep 17 00:00:00 2001
From: Meenakshikumar Somasundaram <meenakshikumar.somasundaram@amd.com>
Date: Thu, 25 Nov 2021 18:31:26 -0500
Subject: drm/amd/display: Adding dpia debug bits for hpd delay
Git-commit: 1e146bb88e26b6d5454326f7591662eb095afbd8
Patch-mainline: v5.17-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
[Why]
Need to have dpia debug bits for configuring hpd delay.
[How]
Added hpd_delay_in_ms variable in dpia_debug_options.
Reviewed-by: Jimmy Kizito <Jimmy.Kizito@amd.com>
Acked-by: Pavle Kotarac <Pavle.Kotarac@amd.com>
Signed-off-by: meenakshikumar somasundaram <meenakshikumar.somasundaram@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/display/dc/dc.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index 8ca53fc0d376..5c2cb892d993 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -522,7 +522,8 @@ union dpia_debug_options {
uint32_t force_non_lttpr:1;
uint32_t extend_aux_rd_interval:1;
uint32_t disable_mst_dsc_work_around:1;
- uint32_t reserved:28;
+ uint32_t hpd_delay_in_ms:12;
+ uint32_t reserved:16;
} bits;
uint32_t raw;
};
--
2.38.1