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Commit 3f4f461f authored by Andrew Morton's avatar Andrew Morton Committed by Len Brown
Browse files

sony_acpi: Avoid dimness on resume. 



Doesn't work.

Cc: Stelian Pop <stelian@popies.net>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarMattia Dongili <malattia@linux.it>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 7f09c432

drivers/acpi/sony_acpi.c

+34 −15
Original line number Diff line number Diff line
@@ -46,19 +46,6 @@ module_param(debug, int, 0); 
MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "

			"the development of this driver");



static int sony_acpi_add (struct acpi_device *device);

static int sony_acpi_remove (struct acpi_device *device, int type);



static struct acpi_driver sony_acpi_driver = {

	.name	= ACPI_SNC_DRIVER_NAME,

	.class	= ACPI_SNC_CLASS,

	.ids	= ACPI_SNC_HID,

	.ops	= {

			.add	= sony_acpi_add,

			.remove	= sony_acpi_remove,

		  },

};



static acpi_handle sony_acpi_handle;

static struct proc_dir_entry *sony_acpi_dir;
@@ -69,6 +56,8 @@ static struct sony_acpi_value { 
	char			*acpiset;/* name of the ACPI get function */

	int 			min;	 /* minimum allowed value or -1 */

	int			max;	 /* maximum allowed value or -1 */

	int			value;	 /* current setting */

	int			valid;	 /* Has ever been set */

	int			debug;	 /* active only in debug mode ? */

} sony_acpi_values[] = {

	{
@@ -239,10 +228,30 @@ static int sony_acpi_write(struct file *file, const char __user *buffer, 


	if (acpi_callsetfunc(sony_acpi_handle, item->acpiset, value, NULL) < 0)

		return -EIO;



	item->value = value;

	item->valid = 1;

	return count;

}



static int sony_acpi_resume(struct acpi_device *device, int state)

{

	struct sony_acpi_value *item;



	for (item = sony_acpi_values; item->name; item++) {

		int ret;



		if (!item->valid)

			continue;

		ret = acpi_callsetfunc(sony_acpi_handle, item->acpiset,

					item->value, NULL);

		if (ret < 0) {

			printk("%s: %d\n", __FUNCTION__, ret);

			break;

		}

	}

	return 0;

}



static void sony_acpi_notify(acpi_handle handle, u32 event, void *data)

{

	printk(LOG_PFX "sony_acpi_notify\n");
@@ -344,7 +353,6 @@ static int sony_acpi_add(struct acpi_device *device) 
	return result;

}





static int sony_acpi_remove(struct acpi_device *device, int type)

{

	acpi_status status;
@@ -367,6 +375,17 @@ static int sony_acpi_remove(struct acpi_device *device, int type) 
	return 0;

}



static struct acpi_driver sony_acpi_driver = {

	.name	= ACPI_SNC_DRIVER_NAME,

	.class	= ACPI_SNC_CLASS,

	.ids	= ACPI_SNC_HID,

	.ops	= {

			.add	= sony_acpi_add,

			.remove	= sony_acpi_remove,

			.resume = sony_acpi_resume,

		  },

};



static int __init sony_acpi_init(void)

{

	int result;