drm/i915/backlight: Disable pps power hook for aux based backlight

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commit 51fbbe8a3f upstream.

Pps power hook seems to be problematic for backlight controlled via
aux channel. Disable it for such cases.

Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/3657
Cc: stable@vger.kernel.org
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220822140836.534432-1-jouni.hogander@intel.com
(cherry picked from commit 869e3bb7ac)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

This commit is contained in:

Jouni Högander 2022-08-22 17:08:36 +03:00 • committed by Greg Kroah-Hartman

parent 0a26889698

commit 4cde8745d1

2 changed files with 8 additions and 5 deletions

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11

drivers/gpu/drm/i915/display/intel_backlight.c

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2

drivers/gpu/drm/i915/display/intel_dp.c

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