diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/1054-drm-amd-dal-increase-link-training-retry-delay-to-fi.patch')
-rw-r--r-- | common/recipes-kernel/linux/files/1054-drm-amd-dal-increase-link-training-retry-delay-to-fi.patch | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/common/recipes-kernel/linux/files/1054-drm-amd-dal-increase-link-training-retry-delay-to-fi.patch b/common/recipes-kernel/linux/files/1054-drm-amd-dal-increase-link-training-retry-delay-to-fi.patch deleted file mode 100644 index cc452b26..00000000 --- a/common/recipes-kernel/linux/files/1054-drm-amd-dal-increase-link-training-retry-delay-to-fi.patch +++ /dev/null @@ -1,103 +0,0 @@ -From 5e3610e566597064f6fa5856b5a5a400ccf8a565 Mon Sep 17 00:00:00 2001 -From: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> -Date: Tue, 5 Apr 2016 14:29:56 -0400 -Subject: [PATCH 1054/1110] drm/amd/dal: increase link training retry delay to - fix LT failures - -Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> -Acked-by: Harry Wentland <harry.wentland@amd.com> -Signed-off-by: Alex Deucher <alexander.deucher@amd.com> ---- - drivers/gpu/drm/amd/dal/dc/core/dc_link.c | 2 +- - drivers/gpu/drm/amd/dal/dc/core/dc_link_dp.c | 14 +++++++------- - drivers/gpu/drm/amd/dal/dc/inc/dc_link_dp.h | 5 ++++- - 3 files changed, 12 insertions(+), 9 deletions(-) - -diff --git a/drivers/gpu/drm/amd/dal/dc/core/dc_link.c b/drivers/gpu/drm/amd/dal/dc/core/dc_link.c -index 4e57ed9..6d715c2 100644 ---- a/drivers/gpu/drm/amd/dal/dc/core/dc_link.c -+++ b/drivers/gpu/drm/amd/dal/dc/core/dc_link.c -@@ -1206,7 +1206,7 @@ static enum dc_status enable_link_dp(struct pipe_ctx *pipe_ctx) - link, - &link_settings, - skip_video_pattern, -- 3)) { -+ LINK_TRAINING_ATTEMPTS)) { - link->public.cur_link_settings = link_settings; - status = DC_OK; - } -diff --git a/drivers/gpu/drm/amd/dal/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/dal/dc/core/dc_link_dp.c -index c83a754..15e8f61 100644 ---- a/drivers/gpu/drm/amd/dal/dc/core/dc_link_dp.c -+++ b/drivers/gpu/drm/amd/dal/dc/core/dc_link_dp.c -@@ -1043,12 +1043,12 @@ bool perform_link_training_with_retries( - struct core_link *link, - const struct dc_link_settings *link_setting, - bool skip_video_pattern, -- unsigned int retires) -+ int attempts) - { - uint8_t j; -- uint8_t delay_between_retries = 10; -+ uint8_t delay_between_attempts = LINK_TRAINING_RETRY_DELAY; - -- for (j = 0; j < retires; ++j) { -+ for (j = 0; j < attempts; ++j) { - - if (perform_link_training( - link, -@@ -1056,8 +1056,8 @@ bool perform_link_training_with_retries( - skip_video_pattern)) - return true; - -- msleep(delay_between_retries); -- delay_between_retries += 10; -+ msleep(delay_between_attempts); -+ delay_between_attempts += LINK_TRAINING_RETRY_DELAY; - } - - return false; -@@ -1177,7 +1177,7 @@ bool dp_hbr_verify_link_cap( - link, - cur, - skip_video_pattern, -- 3); -+ LINK_TRAINING_ATTEMPTS); - } - - if (success) -@@ -1545,7 +1545,7 @@ bool dc_link_handle_hpd_rx_irq(const struct dc_link *dc_link) - "Status: "); - - perform_link_training_with_retries(link, -- &link->public.cur_link_settings, true, 3); -+ &link->public.cur_link_settings, true, LINK_TRAINING_ATTEMPTS); - - status = false; - } -diff --git a/drivers/gpu/drm/amd/dal/dc/inc/dc_link_dp.h b/drivers/gpu/drm/amd/dal/dc/inc/dc_link_dp.h -index b9fb8b9..b0cf8e0 100644 ---- a/drivers/gpu/drm/amd/dal/dc/inc/dc_link_dp.h -+++ b/drivers/gpu/drm/amd/dal/dc/inc/dc_link_dp.h -@@ -26,6 +26,9 @@ - #ifndef __DC_LINK_DP_H__ - #define __DC_LINK_DP_H__ - -+#define LINK_TRAINING_ATTEMPTS 4 -+#define LINK_TRAINING_RETRY_DELAY 50 /* ms */ -+ - struct core_link; - struct core_stream; - struct dc_link_settings; -@@ -46,7 +49,7 @@ bool perform_link_training_with_retries( - struct core_link *link, - const struct dc_link_settings *link_setting, - bool skip_video_pattern, -- unsigned int retires); -+ int attempts); - - bool is_mst_supported(struct core_link *link); - --- -2.7.4 - |