From f5b6a20c7ef40599095c796b0500d842ffdbc639 Mon Sep 17 00:00:00 2001 From: Mikita Lipski Date: Thu, 13 Aug 2020 09:44:45 -0400 Subject: [PATCH] drm/amd/display: Directly retrain link from debugfs [why/how] Skip logic that sets preffered link settings and just retrain with new link_settings from Debugfs Signed-off-by: Mikita Lipski Acked-by: Harry Wentland Acked-by: Qingqing Zhuo Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c index 4a95d02ce933..6659e7c181c3 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c @@ -34,6 +34,7 @@ #include "resource.h" #include "dsc.h" #include "dc_link_dp.h" +#include "link_hwss.h" #include "dc/dc_dmub_srv.h" struct dmub_debugfs_trace_header { @@ -246,7 +247,6 @@ static ssize_t dp_link_settings_write(struct file *f, const char __user *buf, { struct amdgpu_dm_connector *connector = file_inode(f)->i_private; struct dc_link *link = connector->dc_link; - struct dc *dc = (struct dc *)link->dc; struct dc_link_settings prefer_link_settings; char *wr_buf = NULL; const uint32_t wr_buf_size = 40; @@ -313,7 +313,7 @@ static ssize_t dp_link_settings_write(struct file *f, const char __user *buf, prefer_link_settings.lane_count = param[0]; prefer_link_settings.link_rate = param[1]; - dc_link_set_preferred_training_settings(dc, &prefer_link_settings, NULL, link, true); + dp_retrain_link_dp_test(link, &prefer_link_settings, false); kfree(wr_buf); return size; -- 2.11.0