drm/nouveau/kms/nv50-: Explicitly check DPCD backlights for aux enable/brightness

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Since we don't support hybrid AUX/PWM backlights in nouveau right now,
let's add some explicit checks so that we don't break nouveau once we
enable support for these backlights in other drivers.

Reviewed-by: Karol Herbst <kherbst@redhat.com>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211105183342.130810-3-lyude@redhat.com

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Lyude Paul 2021-11-05 14:33:39 -04:00

parent 04f0d6cc62

commit f5dee1283f

1 changed files with 4 additions and 1 deletions

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drivers/gpu/drm/nouveau/nouveau_backlight.c

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