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2023-10-26drm/amd/display: Fix HDMI framepack 3D test issueSung Joon Kim2-1/+3
[why] Bandwidth validation failure on framepack tests. Need to double pixel clock when 3D format is framepack. Also for HDMI displays, we need to keep the ITC flag to 1 by default. [how] Double the pixel clock when using framepack 3D format. Set hdmi ITC bit to 1. Reviewed-by: Charlene Liu <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Sung Joon Kim <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Fix IPS handshake for idle optimizationsNicholas Kazlauskas10-27/+141
[Why] Intermittent reboot hangs are observed introduced by "Improve x86 and dmub ips handshake". [How] Bring back the commit but fix the polling. Avoid hanging in place forever by bounding the delay and ensure that we still message DMCUB on IPS2 exit to notify driver idle has been cleared. Reviewed-by: Duncan Ma <[email protected]> Reviewed-by: Jun Lei <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Nicholas Kazlauskas <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: implement map dc pipe with callback in DML2Wenjing Liu3-0/+148
[why] Unify pipe resource management logic in dc resource layer. V2: Add default case for switch. CC: Hamza Mahfooz <[email protected]> Reviewed-by: Chaitanya Dhere <[email protected]> Signed-off-by: Wenjing Liu <[email protected]> Reviewed-by: Rodrigo Siqueira <[email protected]> Reviewed-by: Jun Lei <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Qingqing Zhuo <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: add pipe resource management callbacks to DML2Wenjing Liu4-0/+30
[why] Need DML2 to support new pipe resource management APIs. Reviewed-by: Chaitanya Dhere <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Wenjing Liu <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Reduce default backlight min from 5 nits to 1 nitsSwapnil Patel1-2/+2
[Why & How] Currently set_default_brightness_aux function uses 5 nits as lower limit to check for valid default_backlight setting. However some newer panels can support even lower default settings Reviewed-by: Agustin Gutierrez <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Swapnil Patel <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Update SDP VSC colorimetry from DP test automation requestGeorge Shen1-0/+6
[Why] Certain test equipment vendors check the SDP VSC for colorimetry against the value from the test request during certain DP link layer tests for YCbCr test cases. [How] Update SDP VSC with colorimetry from test automation request. Reviewed-by: Wenjing Liu <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: George Shen <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Add a check for idle power optimizationSung Joon Kim7-7/+34
[why] Need a helper function to check idle power is allowed so that dc doesn't access any registers that are power-gated. [how] Implement helper function to check idle power optimization. Enable a hook to check if detection is allowed. V2: Add function hooks for set and get idle states. Check if function hook was properly initialized. Reviewed-by: Aric Cyr <[email protected]> Reviewed-by: Nicholas Choi <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Sung Joon Kim <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Revert "Improve x86 and dmub ips handshake"Nicholas Kazlauskas11-129/+27
This reverts commit 1288d702080949f87688d49dfeeacc99f40adc9b. Causes intermittent hangs during reboot stress testing. Reviewed-by: Duncan Ma <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Nicholas Kazlauskas <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Fix MST Multi-Stream Not Lighting Up on dcn35Fangzhi Zuo1-0/+6
dcn35 misses .enable_symclk_se hook that makes MST DSC not functional when having multiple FE clk to be enabled. Reviewed-by: Rodrigo Siqueira <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Fangzhi Zuo <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Fix copyright notice in DC codeStylon Wang35-3/+215
[Why & How] Fix incomplete copyright notice in DC code. Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Stylon Wang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Fix copyright notice in DML2 codeStylon Wang22-1/+45
[Why & How] Fix incomplete copyright notice in DML2 code. Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Stylon Wang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Add missing copyright notice in DMUBStylon Wang2-0/+38
[Why & How] Add missing/incomplete copyright notice in DMUB files Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Stylon Wang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Fix DMUB errors introduced by DML2Rodrigo Siqueira1-4/+5
When DML 2 was introduced, it changed part of the generic sequence of DC, which caused issues on previous DCNs with DMUB support. This commit ensures the new sequence only works for new DCNs from 3.5 and above. Changes since V1: - Harry: Use the attribute using_dml2 instead of check the DCN version. Cc: Vitaly Prosyak <[email protected]> Cc: Roman Li <[email protected]> Cc: Qingqing Zhuo <[email protected]> Cc: Daniel Wheeler <[email protected]> Cc: Alex Deucher <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Fixes: 7966f319c66d ("drm/amd/display: Introduce DML2") Signed-off-by: Rodrigo Siqueira <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Remove power sequencing checkAgustin Gutierrez1-2/+1
[Why] Some ASICs keep backlight powered on after dpms off command has been issued. [How] The check for no edp power sequencing was never going to pass. The value is never changed from what it is set by design. Cc: [email protected] # 6.1+ Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2765 Reviewed-by: Swapnil Patel <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Agustin Gutierrez <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: Set the DML2 attribute to false in all DCNs older than ↵Rodrigo Siqueira13-2/+15
version 3.5 When DML2 was introduced, it targeted only new DCN versions. For controlling which ASIC should use this new version of DML, it was introduced the using_dml2 attribute. To avoid ambiguities, this commit explicitly sets using_dml2 to false in all ASICs that do not support DML2. Cc: Vitaly Prosyak <[email protected]> Cc: Roman Li <[email protected]> Cc: Qingqing Zhuo <[email protected]> Cc: Daniel Wheeler <[email protected]> Cc: Alex Deucher <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Rodrigo Siqueira <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-26drm/amd/display: reprogram det size while seamless bootHugo Hu3-0/+33
[Why] During system boot in second screen only mode on a seamless boot system, there is a chance that the pipe's det size might not be reset. [How] Reset the det size while resetting the pipe during seamless boot. Reviewed-by: Dmytro Laktyushkin <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Hugo Hu <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-25Merge tag 'amd-drm-next-6.7-2023-10-20' of ↵Dave Airlie8-682/+616
https://gitlab.freedesktop.org/agd5f/linux into drm-next amd-drm-next-6.7-2023-10-20: amdgpu: - SMU 13 updates - UMSCH updates - DC MPO fixes - RAS updates - MES 11 fixes - Fix possible memory leaks in error pathes - GC 11.5 fixes - Kernel doc updates - PSP updates - APU IMU fixes - Misc code cleanups - SMU 11 fixes - OD fix - Frame size warning fixes - SR-IOV fixes - NBIO 7.11 updates - NBIO 7.7 updates - XGMI fixes - devcoredump updates amdkfd: - Misc code cleanups - SVM fixes Signed-off-by: Dave Airlie <[email protected]> From: Alex Deucher <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
2023-10-23BackMerge tag 'v6.6-rc7' into drm-nextDave Airlie2-6/+5
This is needed to add the msm pr which is based on a higher base. Signed-off-by: Dave Airlie <[email protected]>
2023-10-20drm/amd/display: Fix stack size issue on DML2Rodrigo Siqueira1-45/+54
This commit is the last part of the fix that reduces the stack size in the DML2 code. Cc: Stephen Rothwell <[email protected]> Cc: Alex Deucher <[email protected]> Cc: Roman Li <[email protected]> Cc: Chaitanya Dhere <[email protected]> Fixes: 7966f319c66d ("drm/amd/display: Introduce DML2") Tested-by: Stephen Rothwell <[email protected]> Acked-by: Alex Deucher <[email protected]> Signed-off-by: Rodrigo Siqueira <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-20drm/amd/display: Reduce stack size by splitting functionRodrigo Siqueira1-481/+489
When compiling with allmodconfig, gcc highlights the following error: drivers/gpu/drm/amd/amdgpu/../display/dc/dml2/display_mode_core.c: In function 'dml_core_mode_support': drivers/gpu/drm/amd/amdgpu/../display/dc/dml2/display_mode_core.c:8229:1: error: the frame size of 2736 bytes is larger than 2048 bytes [-Werror=frame-larger-than=] 8229 | } // dml_core_mode_support | ^ cc1: all warnings being treated as errors This commit mitigates part of this problem by extracting the prefetch code to its own function. After applying this commit, the stack size reduces from 2736 to 2464, however, the stack size issue becomes part of the new function. Cc: Stephen Rothwell <[email protected]> Cc: Alex Deucher <[email protected]> Cc: Roman Li <[email protected]> Cc: Chaitanya Dhere <[email protected]> Fixes: 7966f319c66d ("drm/amd/display: Introduce DML2") Tested-by: Stephen Rothwell <[email protected]> Acked-by: Alex Deucher <[email protected]> Signed-off-by: Rodrigo Siqueira <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-20drm/amd/display: Respect CONFIG_FRAME_WARN=0 in DML2Nathan Chancellor1-1/+1
display_mode_code.c is unconditionally built with -Wframe-larger-than=2048, which causes warnings even when CONFIG_FRAME_WARN has been set to 0, which should show no warnings. Use the existing $(frame_warn_flag) variable, which handles this situation. This is basically commit 25f178bbd078 ("drm/amd/display: Respect CONFIG_FRAME_WARN=0 in dml Makefile") but for DML2. Fixes: 7966f319c66d ("drm/amd/display: Introduce DML2") Signed-off-by: Nathan Chancellor <[email protected]> Signed-off-by: Hamza Mahfooz <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-20drm/amd/display: clean up some inconsistent indentingJiapeng Chong1-1/+1
No functional modification involved. drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:2902 dm_resume() warn: inconsistent indenting. Reported-by: Abaci Robot <[email protected]> Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=6940 Signed-off-by: Jiapeng Chong <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-20drm/amd/display: Simplify bool conversionYang Li1-1/+1
./drivers/gpu/drm/amd/display/dc/dml2/display_mode_core.c:4802:84-89: WARNING: conversion to bool not needed here Reported-by: Abaci Robot <[email protected]> Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=6901 Signed-off-by: Yang Li <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-20drm/amd/display: Remove unneeded semicolonYang Li1-1/+1
./drivers/gpu/drm/amd/display/dc/dml2/dml2_dc_resource_mgmt.c:464:3-4: Unneeded semicolon Reported-by: Abaci Robot <[email protected]> Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=6900 Signed-off-by: Yang Li <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-20drm/amd/display: Remove duplicated include in dce110_hwseq.cYang Li1-2/+0
./drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c: dce110_hwseq.h is included more than once. Reported-by: Abaci Robot <[email protected]> Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=6897 Signed-off-by: Yang Li <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-20drm/amd/display: clean up some inconsistent indentingsYang Li1-72/+72
drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn35/dcn35_fpu.c:261 dcn35_update_bw_bounding_box_fpu() warn: inconsistent indenting Signed-off-by: Yang Li <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-19drm/amd/display: Fix a handful of spelling mistakes in dml_print outputColin Ian King1-3/+3
There are a few spelling mistakes and an minor grammatical issue in some dml_print messages. Fix these. Signed-off-by: Colin Ian King <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-19drm/amd/display: Remove brackets in macro to conform to coding styleStylon Wang1-118/+36
[Why] Many of the register macros defined ind dcn32_resource.h have extra brackets. This is not conforming to the style of those defined in other DC header files. [How] Remove these brackets in dcn32_resource.h Reviewed-by: Aurabindo Pillai <[email protected]> Signed-off-by: Stylon Wang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-19drm/amd/display: Add missing lines of code in dc.cStylon Wang1-2/+3
[Why & How] A critial part of "drm/amd/display: Fix windowed MPO video with ODM combine for DCN32" is lost during promotion to upstream. This patch addes the code back to dc.c. Signed-off-by: Stylon Wang <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-18Merge tag 'amd-drm-next-6.7-2023-10-13' of ↵Dave Airlie299-2392/+37801
https://gitlab.freedesktop.org/agd5f/linux into drm-next amd-drm-next-6.7-2023-10-13: amdgpu: - DC replay fixes - Misc code cleanups and spelling fixes - Documentation updates - RAS EEPROM Updates - FRU EEPROM Updates - IP discovery updates - SR-IOV fixes - RAS updates - DC PQ fixes - SMU 13.0.6 updates - GC 11.5 Support - NBIO 7.11 Support - GMC 11 Updates - Reset fixes - SMU 11.5 Updates - SMU 13.0 OD support - Use flexible arrays for bo list handling - W=1 Fixes - SubVP fixes - DPIA fixes - DCN 3.5 Support - Devcoredump fixes - VPE 6.1 support - VCN 4.0 Updates - S/G display fixes - DML fixes - DML2 Support - MST fixes - VRR fixes - Enable seamless boot in more cases - Enable content type property for HDMI - OLED fixes - Rework and clean up GPUVM TLB flushing - DC ODM fixes - DP 2.x fixes - AGP aperture fixes - SDMA firmware loading cleanups - Cyan Skillfish GPU clock counter fix - GC 11 GART fix - Cache GPU fault info for userspace queries - DC cursor check fixes - eDP fixes - DC FP handling fixes - Variable sized array fixes - SMU 13.0.x fixes - IB start and size alignment fixes for VCN - SMU 14 Support - Suspend and resume sequence rework - vkms fix amdkfd: - GC 11 fixes - GC 10 fixes - Doorbell fixes - CWSR fixes - SVM fixes - Clean up GC info enumeration - Rework memory limit handling - Coherent memory handling fixes - Use partial migrations in GPU faults - TLB flush fixes - DMA unmap fixes - GC 9.4.3 fixes - SQ interrupt fix - GTT mapping fix - GC 11.5 Support radeon: - Misc code cleanups - W=1 Fixes - Fix possible buffer overflow - Fix possible NULL pointer dereference UAPI: - Add EXT_COHERENT memory allocation flags. These allow for system scope atomics. Proposed userspace: https://github.com/RadeonOpenCompute/ROCT-Thunk-Interface/pull/88 - Add support for new VPE engine. This is a memory to memory copy engine with advanced scaling, CSC, and color management features Proposed mesa MR: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25713 - Add INFO IOCTL interface to query GPU faults Proposed Mesa MR: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23238 Proposed libdrm MR: https://gitlab.freedesktop.org/mesa/drm/-/merge_requests/298 Signed-off-by: Dave Airlie <[email protected]> From: Alex Deucher <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
2023-10-13Revert "drm/amd/display: Skip entire amdgpu_dm build if !CONFIG_DRM_AMD_DC"Alex Hung1-8/+5
This reverts commit 1b097bcd224e76807b66ef32cee76a3e87271a2b. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Create one virtual connector in DC"Alex Hung2-11/+3
This reverts commit 554340133e4f596fc40fd75a58f9cf18b6b8dbbc. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Disable virtual links"Alex Hung1-1/+1
This reverts commit b22c336268e477e3e8fc21e7d6b18fa8c4cd1f9a. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Initialize writeback connector"Alex Hung4-265/+2
This reverts commit a2830b9e852f4007f7ee53f2c5765ab07ddb55e2. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Skip writeback connector when we get ↵Alex Hung3-76/+11
amdgpu_dm_connector" This reverts commit 30a24318cc8f4947c6567c78997c8deb546e7a0b. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Return drm_connector from ↵Alex Hung3-9/+5
find_first_crtc_matching_connector" This reverts commit ca2b37a1c249d05f21eeb7522489036efbc6c7f8. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Use drm_connector in create_stream_for_sink"Alex Hung1-37/+28
This reverts commit 5d91801870ba0ba23d90885edf0821634ecd405d. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Create amdgpu_dm_wb_connector"Alex Hung4-24/+8
This reverts commit a5f9523c9ca352d6454e81ff9e9a4419f457210a. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Create fake sink and stream for writeback connector"Alex Hung1-22/+11
This reverts commit 01aaeb8c23301194ee063d89c06eae41599698af. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Hande writeback request from userspace"Alex Hung1-159/+0
This reverts commit cd1a4bc22821eea9a98f1beddd1a8d789989a720. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Add writeback enable/disable in dc"Alex Hung2-37/+0
This reverts commit c6d3c7b6309726fbe93cf595d6de326fb8295a64. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Fix writeback_info never got updated"Alex Hung1-4/+9
This reverts commit 8a307777c36e15f38c9f23778babcd368144c7d8. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Validate hw_points_num before using it"Alex Hung1-3/+0
This reverts commit 58c3b3341cea4f75dc8c003b89f8a6dd8ec55e50. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Fix writeback_info is not removed"Alex Hung1-4/+3
This reverts commit 5b89d2ccc8466e0445a4994cb288fc009b565de5. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Add writeback enable field (wb_enabled)"Alex Hung1-8/+0
This reverts commit f6893fcb10c7b24526454e465f6ec2563ef044cc. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Setup for mmhubbub3_warmup_mcif with big buffer"Alex Hung1-6/+0
This reverts commit 428542d9177286c01ef7a3dbd026eb00567e06b1. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Add new set_fc_enable to struct dwbc_funcs"Alex Hung3-29/+0
This reverts commit b79a00a4d4f8fc827ca0fc19e259913a81252f6b. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13Revert "drm/amd/display: Disable DWB frame capture to emulate oneshot"Alex Hung3-44/+1
This reverts commit 77a66faaccc0455fe30e326e9a997aec8d0abed4. [WHY & HOW] The writeback series cause a regression in thunderbolt display. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13drm/amd/display: Revert "drm/amd/display: Use drm_connector in ↵Alex Hung3-19/+11
create_validate_stream_for_sink" This reverts commit c4c182b5488e8d4a48be3327aab14d778cdfe5e7. After this was commit PCON and USB4 issues were observed. A new fix will be submitted instead. Signed-off-by: Alex Hung <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2023-10-13drm/amd/display: add missing NULL check for DML2Bob Zhou1-1/+1
Recently, the driver introduce DML2 for future ASIC support. But, some ASIC's hubbub pointer is null before calling. It cause the below null pointer issue, so add null check to fix it. BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: 0010:dc_create_resource_pool+0xc1/0x2c0 [amdgpu] Call Trace: <TASK> ? show_regs.cold+0x1a/0x1f ? __die_body+0x20/0x70 ? __die+0x2b/0x37 ? page_fault_oops+0x136/0x2c0 ? do_user_addr_fault+0x303/0x660 ? exc_page_fault+0x77/0x170 ? asm_exc_page_fault+0x27/0x30 ? dc_create_resource_pool+0xc1/0x2c0 [amdgpu] ? dc_create_resource_pool+0x243/0x2c0 [amdgpu] dc_create+0x23f/0x6b0 [amdgpu] ? dmi_matches+0xa3/0x200 amdgpu_dm_init+0x2bd/0x22a0 [amdgpu] Fixes: 7966f319c66d ("drm/amd/display: Introduce DML2") Signed-off-by: Bob Zhou <[email protected]> Acked-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
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