On Wed, Sep 27, 2017 at 12:36:54PM -0700, Eric Anholt wrote: [...]
diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
[...]
+/* We only turn the PWM on or off, without varying values. */ +#define RPI_TOUCHSCREEN_MAX_BRIGHTNESS 1
This seems to be unused now.
Otherwise:
Acked-by: Thierry Reding treding@nvidia.com