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sony_acpi: Add acpi_bus_generate event

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Added acpi_bus_generate event for forwarding Fn-keys pressed to acpi subsystem,
and made correspondent necessary changes for this to work.

Signed-off-by: Nilton Volpato <nilton.volpato@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Stelian Pop 2007-01-13 23:04:37 +01:00 committed by Len Brown
parent 82c47731f7
commit c561162f10
1 changed files with 28 additions and 25 deletions
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17
drivers/acpi/sony_acpi.c
View file

@ -54,6 +54,7 @@ MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
static acpi_handle sony_acpi_handle;
static struct proc_dir_entry *sony_acpi_dir;
static struct acpi_device *sony_acpi_acpi_device = NULL;
static int sony_backlight_update_status(struct backlight_device *bd);
static int sony_backlight_get_brightness(struct backlight_device *bd);
@ -270,7 +271,9 @@ static int sony_acpi_resume(struct acpi_device *device)
static void sony_acpi_notify(acpi_handle handle, u32 event, void *data)
{
printk(LOG_PFX "sony_acpi_notify\n");
if (debug)
printk(LOG_PFX "sony_acpi_notify, event: %d\n", event);
acpi_bus_generate_event(sony_acpi_acpi_device, 1, event);
}
static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
@ -295,6 +298,8 @@ static int sony_acpi_add(struct acpi_device *device)
acpi_handle handle;
struct sony_acpi_value *item;
sony_acpi_acpi_device = device;
sony_acpi_handle = device->handle;
acpi_driver_data(device) = NULL;
@ -308,6 +313,7 @@ static int sony_acpi_add(struct acpi_device *device)
result = -ENODEV;
goto outwalk;
}
}
status = acpi_install_notify_handler(sony_acpi_handle,
ACPI_DEVICE_NOTIFY,
@ -318,7 +324,6 @@ static int sony_acpi_add(struct acpi_device *device)
result = -ENODEV;
goto outnotify;
}
}
if (ACPI_SUCCESS(acpi_get_handle(sony_acpi_handle, "GBRT", &handle))) {
sony_backlight_device = backlight_device_register("sony", NULL,
@ -342,7 +347,7 @@ static int sony_acpi_add(struct acpi_device *device)
item->acpiset, &handle)))
continue;
item->proc = create_proc_entry(item->name, 0600,
item->proc = create_proc_entry(item->name, 0666,
acpi_device_dir(device));
if (!item->proc) {
printk(LOG_PFX "unable to create proc entry\n");
@ -361,13 +366,11 @@ static int sony_acpi_add(struct acpi_device *device)
return 0;
outproc:
if (debug) {
status = acpi_remove_notify_handler(sony_acpi_handle,
ACPI_DEVICE_NOTIFY,
sony_acpi_notify);
if (ACPI_FAILURE(status))
printk(LOG_PFX "unable to remove notify handler\n");
}
outnotify:
for (item = sony_acpi_values; item->name; ++item)
if (item->proc)
@ -384,13 +387,13 @@ static int sony_acpi_remove(struct acpi_device *device, int type)
if (sony_backlight_device)
backlight_device_unregister(sony_backlight_device);
if (debug) {
sony_acpi_acpi_device = NULL;
status = acpi_remove_notify_handler(sony_acpi_handle,
ACPI_DEVICE_NOTIFY,
sony_acpi_notify);
if (ACPI_FAILURE(status))
printk(LOG_PFX "unable to remove notify handler\n");
}
for (item = sony_acpi_values; item->name; ++item)
if (item->proc)