redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

ACPI: bay: Convert ACPI Bay driver to be compatible with sysfs update. 

Set fake hid for ejectable drive bay.
	Match bay devices by checking the hid.
	Remove .match method of Bay driver.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
hifive-unleashed-5.1
Zhang Rui 2007-01-11 02:09:09 -05:00 committed by Len Brown
parent 975a8e3ed2
commit 5473526605
2 changed files with 41 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/acpi/bay.c
View File

@ -49,16 +49,14 @@ MODULE_LICENSE("GPL");
static void bay_notify(acpi_handle handle, u32 event, void *data);
static int acpi_bay_add(struct acpi_device *device);
static int acpi_bay_remove(struct acpi_device *device, int type);
static int acpi_bay_match(struct acpi_device *device,
struct acpi_driver *driver);
static struct acpi_driver acpi_bay_driver = {
.name = ACPI_BAY_DRIVER_NAME,
.class = ACPI_BAY_CLASS,
.ids = ACPI_BAY_HID,
.ops = {
.add = acpi_bay_add,
.remove = acpi_bay_remove,
.match = acpi_bay_match,
},
};
@ -347,20 +345,6 @@ static int acpi_bay_remove(struct acpi_device *device, int type)
return 0;
}
static int acpi_bay_match(struct acpi_device *device,
struct acpi_driver *driver)
{
if (!device || !driver)
return -EINVAL;
if (is_ejectable_bay(device->handle)) {
bay_dprintk(device->handle, "matching bay device");
return 0;
}
return -ENODEV;
}
/**
* bay_create_acpi_device - add new devices to acpi
* @handle - handle of the device to add

40
drivers/acpi/scan.c
View File

@ -837,6 +837,42 @@ acpi_video_bus_match(struct acpi_device *device)
return -ENODEV;
}
/*
* acpi_bay_match - see if a device is an ejectable driver bay
*
* If an acpi object is ejectable and has one of the ACPI ATA methods defined,
* then we can safely call it an ejectable drive bay
*/
static int acpi_bay_match(struct acpi_device *device){
acpi_status status;
acpi_handle handle;
acpi_handle tmp;
acpi_handle phandle;
handle = device->handle;
status = acpi_get_handle(handle, "_EJ0", &tmp);
if (ACPI_FAILURE(status))
return -ENODEV;
if ((ACPI_SUCCESS(acpi_get_handle(handle, "_GTF", &tmp))) ||
(ACPI_SUCCESS(acpi_get_handle(handle, "_GTM", &tmp))) ||
(ACPI_SUCCESS(acpi_get_handle(handle, "_STM", &tmp))) ||
(ACPI_SUCCESS(acpi_get_handle(handle, "_SDD", &tmp))))
return 0;
if (acpi_get_parent(handle, &phandle))
return -ENODEV;
if ((ACPI_SUCCESS(acpi_get_handle(phandle, "_GTF", &tmp))) ||
(ACPI_SUCCESS(acpi_get_handle(phandle, "_GTM", &tmp))) ||
(ACPI_SUCCESS(acpi_get_handle(phandle, "_STM", &tmp))) ||
(ACPI_SUCCESS(acpi_get_handle(phandle, "_SDD", &tmp))))
return 0;
return -ENODEV;
}
static void acpi_device_set_id(struct acpi_device *device,
struct acpi_device *parent, acpi_handle handle,
int type)
@ -872,6 +908,10 @@ static void acpi_device_set_id(struct acpi_device *device,
status = acpi_video_bus_match(device);
if(ACPI_SUCCESS(status))
hid = ACPI_VIDEO_HID;
status = acpi_bay_match(device);
if (ACPI_SUCCESS(status))
hid = ACPI_BAY_HID;
}
break;
case ACPI_BUS_TYPE_POWER: