On Tue, 7 Jun 2022 20:31:32 +0200, Stephen Kitt steve@sk2.org wrote:
backlight_properties.fb_blank is deprecated. The states it represents are handled by other properties; but instead of accessing those properties directly, drivers should use the helpers provided by backlight.h.
Apologies for the misleading boilerplate, this patch came about as a result of cleaning up fb_blank usage but doesn't involve fb_blank itself.
Instead of retrieving the backlight brightness in struct backlight_properties manually, and then checking whether the backlight should be on at all, use backlight_get_brightness() which does all this and insulates this from future changes.
Signed-off-by: Stephen Kitt steve@sk2.org Cc: Laurent Pinchart laurent.pinchart@ideasonboard.com Cc: Kieran Bingham kieran.bingham+renesas@ideasonboard.com Cc: David Airlie airlied@linux.ie Cc: Daniel Vetter daniel@ffwll.ch Cc: dri-devel@lists.freedesktop.org
drivers/gpu/drm/shmobile/shmob_drm_backlight.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/shmobile/shmob_drm_backlight.c b/drivers/gpu/drm/shmobile/shmob_drm_backlight.c index f6628a5ee95f..794573badfe8 100644 --- a/drivers/gpu/drm/shmobile/shmob_drm_backlight.c +++ b/drivers/gpu/drm/shmobile/shmob_drm_backlight.c @@ -18,11 +18,7 @@ static int shmob_drm_backlight_update(struct backlight_device *bdev) struct shmob_drm_connector *scon = bl_get_data(bdev); struct shmob_drm_device *sdev = scon->connector.dev->dev_private; const struct shmob_drm_backlight_data *bdata = &sdev->pdata->backlight;
- int brightness = bdev->props.brightness;
- if (bdev->props.power != FB_BLANK_UNBLANK ||
bdev->props.state & BL_CORE_SUSPENDED)brightness = 0;
int brightness = backlight_get_brightness(bdev);
return bdata->set_brightness(brightness);
}
base-commit: f2906aa863381afb0015a9eb7fefad885d4e5a56
2.30.2