From: Zeyu Fan <Zeyu.Fan@amd.com>
Date: Tue, 13 Jun 2017 11:54:10 -0400
Subject: drm/amd/display: Save hpd_src for dc_link
Git-commit: 7a0963345f859058fa866dd28fe13ca5eff22a87
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Signed-off-by: Zeyu Fan <Zeyu.Fan@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_link.c | 3 +++
drivers/gpu/drm/amd/display/dc/dc.h | 3 +++
2 files changed, 6 insertions(+)
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -987,6 +987,9 @@ static bool construct(
enc_init_data.connector = link->link_id;
enc_init_data.channel = get_ddc_line(link);
enc_init_data.hpd_source = get_hpd_line(link);
+
+ link->public.hpd_src = enc_init_data.hpd_source;
+
enc_init_data.transmitter =
translate_encoder_to_transmitter(enc_init_data.encoder);
link->link_enc = link->dc->res_pool->funcs->link_enc_create(
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -658,6 +658,9 @@ struct dc_link {
struct dc_lane_settings cur_lane_setting;
uint8_t ddc_hw_inst;
+
+ uint8_t hpd_src;
+
uint8_t link_enc_hw_inst;
bool test_pattern_enabled;