drm/amd/display: Port DENTIST hang and TDR fixes to OTG disable W/A

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commit 4b56f7d47b upstream.

[Why]
We can experience DENTIST hangs during optimize_bandwidth or TDRs if
FIFO is toggled and hangs.

[How]
Port the DCN35 fixes to DCN314.

Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

This commit is contained in:

Nicholas Kazlauskas 2023-12-15 11:01:42 -05:00 • committed by Greg Kroah-Hartman

parent 7960f14fca

commit b4cbd01832

1 changed files with 9 additions and 12 deletions

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drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c

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