Messages in this thread | | | Date | Tue, 26 May 2015 08:18:50 +0100 | From | Lee Jones <> | Subject | Re: [PATCH 15/21] backlight: Probe backlight devices on demand |
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On Mon, 25 May 2015, Tomeu Vizoso wrote:
> When looking up a backlight device through its DT node, ensure that the > corresponding device has been registered. > > Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com> > --- > drivers/video/backlight/backlight.c | 3 +++ > 1 file changed, 3 insertions(+)
Looks reasonable.
Until anyone screams at me, applied thanks.
> diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c > index bddc8b1..fe7833b 100644 > --- a/drivers/video/backlight/backlight.c > +++ b/drivers/video/backlight/backlight.c > @@ -12,6 +12,7 @@ > #include <linux/device.h> > #include <linux/backlight.h> > #include <linux/notifier.h> > +#include <linux/of_platform.h> > #include <linux/ctype.h> > #include <linux/err.h> > #include <linux/fb.h> > @@ -559,6 +560,8 @@ struct backlight_device *of_find_backlight_by_node(struct device_node *node) > { > struct device *dev; > > + of_platform_device_ensure(node); > + > dev = class_find_device(backlight_class, NULL, node, of_parent_match); > > return dev ? to_backlight_device(dev) : NULL;
-- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
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