Re: [PATCH v3 3/3] backlight: aw99706: Honor the core blank state in update_status()
Daniel Thompson <[email protected]>
| Newsgroups | org.kernel.vger.linux-leds,org.freedesktop.lists.dri-devel,org.kernel.vger.linux-kernel,org.kernel.vger.stable |
|---|---|
| Message-ID | <[email protected]> |
On Tue, Aug 04, 2026 at 11:02:55AM +0800, Junjie Cao wrote: > From: Junjie Cao <[email protected]> > > update_status() passes props.brightness straight to the hardware and > ignores the power/blank state tracked by the core. Writing 4 to the > bl_power sysfs attribute or blanking the framebuffer therefore leaves > the backlight lit. > > Use backlight_get_brightness(), which returns 0 while the device is > blanked. > > Fixes: 147b38a5ad06 ("backlight: aw99706: Add support for Awinic AW99706 backlight") > Cc: [email protected] > Signed-off-by: Junjie Cao <[email protected]> Reviewed-by: Daniel Thompson (RISCstar) <[email protected]> Daniel.