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| author | hersen wu <[email protected]> | 2022-05-29 14:54:30 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2022-06-15 01:38:40 +0000 |
| commit | 71be4b16d39ac8b25a8a04eda66cb65581e1a03c (patch) | |
| tree | 1c667695f27bab6263f2b0e322b70aa1808191a2 /drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h | |
| parent | drm/amd/display: Fix monitor flash issue (diff) | |
| download | kernel-71be4b16d39ac8b25a8a04eda66cb65581e1a03c.tar.gz kernel-71be4b16d39ac8b25a8a04eda66cb65581e1a03c.zip | |
drm/amd/display: dsc validate fail not pass to atomic check
[Why] when 4k@144hz dp connect to dp1.4 dsc mst hub, requested
bandwidth exceeds caps of dsc hub. but dsc bw valid functions,
increase_dsc_bpp, try_disable_dsc, pre_validate_dsc,
compute_mst_dsc_configs_for_state, do not return false to
atomic check. this cause user mode initiate mode set to kernel,
then cause kernel assert, system hang.
[How] dsc bandwidth valid functions return pass or fail to atomic
check.
Reviewed-by: Wayne Lin <[email protected]>
Reviewed-by: Rodrigo Siqueira <[email protected]>
Acked-by: Hamza Mahfooz <[email protected]>
Signed-off-by: hersen wu <[email protected]>
Tested-by: Daniel Wheeler <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h')
0 files changed, 0 insertions, 0 deletions