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[PATCH] sonypi: Enable ACPI events for Sony laptop hotkeys 

Signed-off-by: Ben Collins <bcollins@ubuntu.com>
Cc: "Brown, Len" <len.brown@intel.com>
Cc: linux-acpi@vger.kernel.org
Cc: Stelian Pop <stelian@popies.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ben Collins 2006-01-08 01:04:24 -08:00 committed by Linus Torvalds
parent 44f0610333
commit b368fae6ab
1 changed files with 45 additions and 0 deletions
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45
drivers/char/sonypi.c
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@ -510,6 +510,11 @@ static struct sonypi_device {
#define SONYPI_ACPI_ACTIVE 0
#endif /* CONFIG_ACPI */
#ifdef CONFIG_ACPI
static struct acpi_device *sonypi_acpi_device;
static int acpi_enabled;
#endif
static int sonypi_ec_write(u8 addr, u8 value)
{
#ifdef CONFIG_ACPI_EC
@ -863,6 +868,11 @@ static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs)
if (useinput)
sonypi_report_input_event(event);
#ifdef CONFIG_ACPI
if (acpi_enabled)
acpi_bus_generate_event(sonypi_acpi_device, 1, event);
#endif
kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event));
kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN);
wake_up_interruptible(&sonypi_device.fifo_proc_list);
@ -1164,6 +1174,32 @@ static int sonypi_disable(void)
return 0;
}
#ifdef CONFIG_ACPI
static int sonypi_acpi_add(struct acpi_device *device)
{
sonypi_acpi_device = device;
strcpy(acpi_device_name(device), "Sony laptop hotkeys");
strcpy(acpi_device_class(device), "sony/hotkey");
return 0;
}
static int sonypi_acpi_remove(struct acpi_device *device, int type)
{
sonypi_acpi_device = NULL;
return 0;
}
static struct acpi_driver sonypi_acpi_driver = {
.name = "sonypi",
.class = "hkey",
.ids = "SNY6001",
.ops = {
.add = sonypi_acpi_add,
.remove = sonypi_acpi_remove,
},
};
#endif
static int __devinit sonypi_create_input_devices(void)
{
struct input_dev *jog_dev;
@ -1511,6 +1547,11 @@ static int __init sonypi_init(void)
if (error)
goto err_free_device;
#ifdef CONFIG_ACPI
if (acpi_bus_register_driver(&sonypi_acpi_driver) > 0)
acpi_enabled = 1;
#endif
return 0;
err_free_device:
@ -1522,6 +1563,10 @@ static int __init sonypi_init(void)
static void __exit sonypi_exit(void)
{
#ifdef CONFIG_ACPI
if (acpi_enabled)
acpi_bus_unregister_driver(&sonypi_acpi_driver);
#endif
platform_device_unregister(sonypi_platform_device);
platform_driver_unregister(&sonypi_driver);
printk(KERN_INFO "sonypi: removed.\n");