Mario Limonciello (AMD) ad1c59ad7c drm/amd/display: Increase DPCD read retries ...

[Why]
Empirical measurement of some monitors that fail to read EDID while
booting shows that the number of retries with a 30ms delay between
tries is as high as 16.

[How]
Increase number of retries to 20.

Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4672
Reviewed-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Mario Limonciello (AMD) <superm1@kernel.org>
Signed-off-by: Ivan Lipski <ivan.lipski@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2025-11-18 10:50:56 -05:00

..

link_ddc.c

drm/amd/display: Rework HDMI data channel reads

2025-10-20 18:20:48 -04:00

link_ddc.h

drm/amd/display: Rename header file link.h to link_service.h

2025-09-15 16:57:29 -04:00

link_dp_capability.c

drm/amd/display: Increase DPCD read retries

2025-11-18 10:50:56 -05:00

link_dp_capability.h

drm/amd/display: Rename header file link.h to link_service.h

2025-09-15 16:57:29 -04:00

link_dp_dpia_bw.c

drm/amd/display: Control BW allocation in FW side

2025-10-20 18:26:33 -04:00

link_dp_dpia_bw.h

drm/amd/display: Rename header file link.h to link_service.h

2025-09-15 16:57:29 -04:00

link_dp_dpia.c

drm/amd/display: Add new DP tunnel bandwidth validation

2025-06-24 09:55:35 -04:00

link_dp_dpia.h

drm/amd/display: Rename header file link.h to link_service.h

2025-09-15 16:57:29 -04:00

link_dp_irq_handler.c

drm/amd/display: not skip hpd irq for bw alloc mode

2025-10-20 18:21:45 -04:00

link_dp_irq_handler.h

drm/amd/display: Rename header file link.h to link_service.h

2025-09-15 16:57:29 -04:00

link_dp_phy.c

drm/amd/display: replace dio encoder access

2025-02-25 11:44:02 -05:00

link_dp_phy.h

drm/amd/display: Rename header file link.h to link_service.h

2025-09-15 16:57:29 -04:00

link_dp_training_8b_10b.c

drm/amd/display: Add early 8b/10b channel equalization test pattern sequence

2025-05-13 09:31:21 -04:00

link_dp_training_8b_10b.h

drm/amd/display: replace dio encoder access

2025-02-25 11:44:02 -05:00

link_dp_training_128b_132b.c

drm/amd/display: replace dio encoder access

2025-02-25 11:44:02 -05:00

link_dp_training_128b_132b.h

drm/amd/display: replace dio encoder access

2025-02-25 11:44:02 -05:00

link_dp_training_auxless.c

drm/amd/display: replace dio encoder access

2025-02-25 11:44:02 -05:00

link_dp_training_auxless.h

drm/amd/display: move dc_link functions in protocols folder to dc_link_exports

2023-03-07 14:22:40 -05:00

link_dp_training_dpia.c

drm/amd/display: misc for dio encoder refactor

2025-03-05 10:39:20 -05:00

link_dp_training_dpia.h

drm/amd/display: Restructure dpia link training

2024-09-18 16:15:07 -04:00

link_dp_training_fixed_vs_pe_retimer.c

drm/amd/display: Update FIXED_VS Link Rate Toggle Workaround Usage

2025-02-25 11:45:11 -05:00

link_dp_training_fixed_vs_pe_retimer.h

drm/amd/display: Remove Legacy FIXED_VS Transparent LT Sequence

2024-02-07 12:25:51 -05:00

link_dp_training.c

drm/amd/display: Modify the link training policy

2025-09-15 16:57:04 -04:00

link_dp_training.h

drm/amd/display: Rename header file link.h to link_service.h

2025-09-15 16:57:29 -04:00

link_dpcd.c

drm/amd/display: Add missing NULL pointer check within dpcd_extend_address_range

2024-05-02 16:18:17 -04:00

link_dpcd.h

drm/amd/display: Rename header file link.h to link_service.h

2025-09-15 16:57:29 -04:00

link_edp_panel_control.c

drm/amd/display: Add panel replay enablement option and logic

2025-11-18 10:50:06 -05:00

link_edp_panel_control.h

drm/amd/display: To support Replay frame skip mode

2025-11-11 21:54:15 -05:00

link_hpd.c

drm/amd/display: Fix uninitialized variables in DC

2024-04-26 17:22:44 -04:00

link_hpd.h

drm/amd/display: Rename header file link.h to link_service.h

2025-09-15 16:57:29 -04:00