On Fri, Jun 10, 2022 at 10:43:06PM +0200, Stephen Kitt wrote: > Hi Sam, > > On Fri, 10 Jun 2022 22:22:59 +0200, Sam Ravnborg <sam@xxxxxxxxxxxx> wrote: > > On Tue, Jun 07, 2022 at 08:55:16PM +0200, Stephen Kitt 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. > > > > > > Instead of manually checking the power state in struct > > > backlight_properties, use backlight_is_blank(). > > > > > > Signed-off-by: Stephen Kitt <steve@xxxxxxx> > > > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > > > Cc: "Noralf Trønnes" <noralf@xxxxxxxxxxx> > > > Cc: Thomas Zimmermann <tzimmermann@xxxxxxx> > > > Cc: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> > > > Cc: Javier Martinez Canillas <javierm@xxxxxxxxxx> > > > Cc: Len Baker <len.baker@xxxxxxx> > > > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx > > > Cc: linux-fbdev@xxxxxxxxxxxxxxx > > > Cc: linux-staging@xxxxxxxxxxxxxxx > > > --- > > > drivers/staging/fbtft/fb_ssd1351.c | 3 +-- > > > drivers/staging/fbtft/fbtft-core.c | 3 +-- > > > 2 files changed, 2 insertions(+), 4 deletions(-) > > > > > > diff --git a/drivers/staging/fbtft/fb_ssd1351.c > > > b/drivers/staging/fbtft/fb_ssd1351.c index 6fd549a424d5..b8d55aa8c5c7 > > > 100644 --- a/drivers/staging/fbtft/fb_ssd1351.c > > > +++ b/drivers/staging/fbtft/fb_ssd1351.c > > > @@ -196,8 +196,7 @@ static int update_onboard_backlight(struct > > > backlight_device *bd) "%s: power=%d, fb_blank=%d\n", > > > __func__, bd->props.power, bd->props.fb_blank); > > Could you try to kill this use of props.fb_blank too? ^^^^^^ > > A local variable should do the trick. > > I have a pending patch changing this to show props.state instead, that way > the debug info shows all the backlight-relevant information from props. How > does that sound? In the end we want to have only _one_ state for backlight, so the simpler solution that just use one of the helpers would be better. For this driver there is no reason to do much anyway. Sam