linux/drivers/gpu
Nicholas Kazlauskas da63df0711 drm/amd/display: Add more checks for DSC / HUBP ONO guarantees
[WHY]
For non-zero DSC instances it's possible that the HUBP domain required
to drive it for sequential ONO ASICs isn't met, potentially causing
the logic to the tile to enter an undefined state leading to a system
hang.

[HOW]
Add more checks to ensure that the HUBP domain matching the DSC instance
is appropriately powered.

Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Duncan Ma <duncan.ma@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-06-18 12:19:16 -04:00
..
drm drm/amd/display: Add more checks for DSC / HUBP ONO guarantees 2025-06-18 12:19:16 -04:00
host1x gpu: host1x: Use for_each_available_child_of_node_scoped() 2025-05-07 18:09:30 +02:00
ipu-v3 gpu: ipu-v3 ipu-cpmem: Remove unused functions 2025-03-01 11:29:03 +02:00
nova-core gpu: nova-core: select AUXILIARY_BUS instead of depending on it 2025-05-15 20:59:32 +02:00
trace
vga
Makefile gpu: nova-core: add initial driver stub 2025-03-09 19:24:27 +01:00