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Commit 321709c5 authored by Richard Purdie's avatar Richard Purdie
Browse files

backlight: Clean up pmac_backlight handling 



Move the setting/unsetting of pmac_backlight into the
backlight core instead of doing it in each driver.

Signed-off-by: default avatarRichard Purdie <rpurdie@rpsys.net>
parent e0e34ef7

drivers/macintosh/via-pmu-backlight.c

+0 −5
Original line number Diff line number Diff line
@@ -170,11 +170,6 @@ void __init pmu_backlight_init() 
	bd->props->power = FB_BLANK_UNBLANK;

	backlight_update_status(bd);



	mutex_lock(&pmac_backlight_mutex);

	if (!pmac_backlight)

		pmac_backlight = bd;

	mutex_unlock(&pmac_backlight_mutex);



	printk("pmubl: Backlight initialized (%s)\n", name);



	return;

drivers/misc/sony-laptop.c

+9 −6
Original line number Diff line number Diff line
@@ -384,7 +384,7 @@ static void sony_snc_pf_remove(void) 
static int sony_backlight_update_status(struct backlight_device *bd)

{

	return acpi_callsetfunc(sony_acpi_handle, "SBRT",

				bd->props->brightness + 1, NULL);

				bd->props.brightness + 1, NULL);

}



static int sony_backlight_get_brightness(struct backlight_device *bd)
@@ -398,10 +398,9 @@ static int sony_backlight_get_brightness(struct backlight_device *bd) 
}



static struct backlight_device *sony_backlight_device;

static struct backlight_properties sony_backlight_properties = {

static struct backlight_ops sony_backlight_ops = {

	.update_status = sony_backlight_update_status,

	.get_brightness = sony_backlight_get_brightness,

	.max_brightness = SONY_MAX_BRIGHTNESS - 1,

};



/*
@@ -483,15 +482,19 @@ static int sony_acpi_add(struct acpi_device *device) 
	if (ACPI_SUCCESS(acpi_get_handle(sony_acpi_handle, "GBRT", &handle))) {

		sony_backlight_device = backlight_device_register("sony", NULL,

								  NULL,

								  &sony_backlight_properties);

								  &sony_backlight_ops);



		if (IS_ERR(sony_backlight_device)) {

			printk(LOG_PFX "unable to register backlight device\n");

			sony_backlight_device = NULL;

		} else

			sony_backlight_properties.brightness =

		} else {

			sony_backlight_device->props.brightness =

			    sony_backlight_get_brightness

			    (sony_backlight_device);

			sony_backlight_device->props.max_brightness = 

			    SONY_MAX_BRIGHTNESS - 1;

		}



	}



	if (sony_snc_pf_add())

drivers/video/aty/aty128fb.c

+2 −18
Original line number Diff line number Diff line
@@ -1829,13 +1829,6 @@ static void aty128_bl_init(struct aty128fb_par *par) 
	bd->props->power = FB_BLANK_UNBLANK;

	backlight_update_status(bd);



#ifdef CONFIG_PMAC_BACKLIGHT

	mutex_lock(&pmac_backlight_mutex);

	if (!pmac_backlight)

		pmac_backlight = bd;

	mutex_unlock(&pmac_backlight_mutex);

#endif



	printk("aty128: Backlight initialized (%s)\n", name);



	return;
@@ -1846,18 +1839,9 @@ static void aty128_bl_init(struct aty128fb_par *par) 


static void aty128_bl_exit(struct backlight_device *bd)

{

	if (bd) {

#ifdef CONFIG_PMAC_BACKLIGHT

		mutex_lock(&pmac_backlight_mutex);

		if (pmac_backlight == bd)

			pmac_backlight = NULL;

		mutex_unlock(&pmac_backlight_mutex);

#endif

	backlight_device_unregister(bd);



	printk("aty128: Backlight unloaded\n");

}

}

#endif /* CONFIG_FB_ATY128_BACKLIGHT */



/*

drivers/video/aty/atyfb_base.c

+2 −18
Original line number Diff line number Diff line
@@ -2198,13 +2198,6 @@ static void aty_bl_init(struct atyfb_par *par) 
	bd->props->power = FB_BLANK_UNBLANK;

	backlight_update_status(bd);



#ifdef CONFIG_PMAC_BACKLIGHT

	mutex_lock(&pmac_backlight_mutex);

	if (!pmac_backlight)

		pmac_backlight = bd;

	mutex_unlock(&pmac_backlight_mutex);

#endif



	printk("aty: Backlight initialized (%s)\n", name);



	return;
@@ -2215,18 +2208,9 @@ static void aty_bl_init(struct atyfb_par *par) 


static void aty_bl_exit(struct backlight_device *bd)

{

	if (bd) {

#ifdef CONFIG_PMAC_BACKLIGHT

		mutex_lock(&pmac_backlight_mutex);

		if (pmac_backlight == bd)

			pmac_backlight = NULL;

		mutex_unlock(&pmac_backlight_mutex);

#endif

	backlight_device_unregister(bd);



	printk("aty: Backlight unloaded\n");

}

}



#endif /* CONFIG_FB_ATY_BACKLIGHT */

drivers/video/aty/radeon_backlight.c

+0 −13
Original line number Diff line number Diff line
@@ -192,13 +192,6 @@ void radeonfb_bl_init(struct radeonfb_info *rinfo) 
	bd->props->power = FB_BLANK_UNBLANK;

	backlight_update_status(bd);



#ifdef CONFIG_PMAC_BACKLIGHT

	mutex_lock(&pmac_backlight_mutex);

	if (!pmac_backlight)

		pmac_backlight = bd;

	mutex_unlock(&pmac_backlight_mutex);

#endif



	printk("radeonfb: Backlight initialized (%s)\n", name);



	return;
@@ -215,12 +208,6 @@ void radeonfb_bl_exit(struct radeonfb_info *rinfo) 
	if (bd) {

		struct radeon_bl_privdata *pdata;



#ifdef CONFIG_PMAC_BACKLIGHT

		mutex_lock(&pmac_backlight_mutex);

		if (pmac_backlight == bd)

			pmac_backlight = NULL;

		mutex_unlock(&pmac_backlight_mutex);

#endif

		pdata = class_get_devdata(&bd->class_dev);

		backlight_device_unregister(bd);

		kfree(pdata);