Re: [PATCH] fujitsu-laptop: use FB_BLANK_* constants

From: Jonathan Woithe
Date: Sun Jan 18 2015 - 05:11:33 EST


On Sun, Jan 18, 2015 at 01:02:11AM +0100, Michael Karcher wrote:
> From: Michael Karcher <karcher@xxxxxxxxxxxxxxxxxxx>

This looks ok to me.

Acked-by: Jonathan Woithe <jwoithe@xxxxxxxxxx>

> Signed-off-by: Michael Karcher <kernel@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/platform/x86/fujitsu-laptop.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
> index 7c21c1c..2a9afa2 100644
> --- a/drivers/platform/x86/fujitsu-laptop.c
> +++ b/drivers/platform/x86/fujitsu-laptop.c
> @@ -64,6 +64,7 @@
> #include <linux/acpi.h>
> #include <linux/dmi.h>
> #include <linux/backlight.h>
> +#include <linux/fb.h>
> #include <linux/input.h>
> #include <linux/kfifo.h>
> #include <linux/platform_device.h>
> @@ -398,7 +399,7 @@ static int bl_get_brightness(struct backlight_device *b)
> static int bl_update_status(struct backlight_device *b)
> {
> int ret;
> - if (b->props.power == 4)
> + if (b->props.power == FB_BLANK_POWERDOWN)
> ret = call_fext_func(FUNC_BACKLIGHT, 0x1, 0x4, 0x3);
> else
> ret = call_fext_func(FUNC_BACKLIGHT, 0x1, 0x4, 0x0);
> @@ -1139,9 +1140,9 @@ static int __init fujitsu_init(void)
>
> if (!acpi_video_backlight_support()) {
> if (call_fext_func(FUNC_BACKLIGHT, 0x2, 0x4, 0x0) == 3)
> - fujitsu->bl_device->props.power = 4;
> + fujitsu->bl_device->props.power = FB_BLANK_POWERDOWN;
> else
> - fujitsu->bl_device->props.power = 0;
> + fujitsu->bl_device->props.power = FB_BLANK_UNBLANK;
> }
>
> pr_info("driver " FUJITSU_DRIVER_VERSION " successfully loaded\n");
> --
> 2.1.3
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