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Commit acc2472e authored by Lionel Debroux's avatar Lionel Debroux Committed by Jiri Kosina
Browse files

backlight: constify backlight_ops 



backlight_device_register has been expecting a const "ops" argument, and using
it as such, since 9905a43b. Let's make the
remaining backlight_ops instances const.

Inspired by hunks of the grsecurity patch, updated for newer kernels.

Signed-off-by: default avatarLionel Debroux <lionel_debroux@yahoo.fr>
Acked-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 073ef1f6

drivers/acpi/video.c

+1 −1
Original line number Diff line number Diff line
@@ -260,7 +260,7 @@ static int acpi_video_set_brightness(struct backlight_device *bd) 
				vd->brightness->levels[request_level]);

}



static struct backlight_ops acpi_backlight_ops = {

static const struct backlight_ops acpi_backlight_ops = {

	.get_brightness = acpi_video_get_brightness,

	.update_status  = acpi_video_set_brightness,

};

drivers/gpu/drm/nouveau/nouveau_backlight.c

+2 −2
Original line number Diff line number Diff line
@@ -58,7 +58,7 @@ static int nv40_set_intensity(struct backlight_device *bd) 
	return 0;

}



static struct backlight_ops nv40_bl_ops = {

static const struct backlight_ops nv40_bl_ops = {

	.options = BL_CORE_SUSPENDRESUME,

	.get_brightness = nv40_get_intensity,

	.update_status = nv40_set_intensity,
@@ -81,7 +81,7 @@ static int nv50_set_intensity(struct backlight_device *bd) 
	return 0;

}



static struct backlight_ops nv50_bl_ops = {

static const struct backlight_ops nv50_bl_ops = {

	.options = BL_CORE_SUSPENDRESUME,

	.get_brightness = nv50_get_intensity,

	.update_status = nv50_set_intensity,

drivers/macintosh/via-pmu-backlight.c

+2 −2
Original line number Diff line number Diff line
@@ -15,7 +15,7 @@ 


#define MAX_PMU_LEVEL 0xFF



static struct backlight_ops pmu_backlight_data;

static const struct backlight_ops pmu_backlight_data;

static DEFINE_SPINLOCK(pmu_backlight_lock);

static int sleeping, uses_pmu_bl;

static u8 bl_curve[FB_BACKLIGHT_LEVELS];
@@ -115,7 +115,7 @@ static int pmu_backlight_get_brightness(struct backlight_device *bd) 
	return bd->props.brightness;

}



static struct backlight_ops pmu_backlight_data = {

static const struct backlight_ops pmu_backlight_data = {

	.get_brightness	= pmu_backlight_get_brightness,

	.update_status	= pmu_backlight_update_status,

drivers/platform/x86/acer-wmi.c

+1 −1
Original line number Diff line number Diff line
@@ -915,7 +915,7 @@ static int update_bl_status(struct backlight_device *bd) 
	return 0;

}



static struct backlight_ops acer_bl_ops = {

static const struct backlight_ops acer_bl_ops = {

	.get_brightness = read_brightness,

	.update_status = update_bl_status,

};

drivers/platform/x86/asus-laptop.c

+1 −1
Original line number Diff line number Diff line
@@ -621,7 +621,7 @@ static int update_bl_status(struct backlight_device *bd) 
	return asus_lcd_set(asus, value);

}



static struct backlight_ops asusbl_ops = {

static const struct backlight_ops asusbl_ops = {

	.get_brightness = asus_read_brightness,

	.update_status = update_bl_status,

};