提交 1131b938 编写于 作者: B Bjorn Helgaas 提交者: Len Brown

ACPI: remove acpi_device.flags.hardware_id

Every acpi_device has at least one ID (if there's no _HID or _CID, we
give it a synthetic or default ID).  So there's no longer a need to
check whether an ID exists; we can just use it.
Signed-off-by: NBjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: NLen Brown <len.brown@intel.com>
上级 b2972f87
......@@ -47,9 +47,6 @@ static int create_modalias(struct acpi_device *acpi_dev, char *modalias,
int count;
struct acpi_hardware_id *id;
if (!acpi_dev->flags.hardware_id)
return -ENODEV;
len = snprintf(modalias, size, "acpi:");
size -= len;
......@@ -203,17 +200,13 @@ static int acpi_device_setup_files(struct acpi_device *dev)
goto end;
}
if (dev->flags.hardware_id) {
result = device_create_file(&dev->dev, &dev_attr_hid);
if (result)
goto end;
}
result = device_create_file(&dev->dev, &dev_attr_hid);
if (result)
goto end;
if (dev->flags.hardware_id) {
result = device_create_file(&dev->dev, &dev_attr_modalias);
if (result)
goto end;
}
result = device_create_file(&dev->dev, &dev_attr_modalias);
if (result)
goto end;
/*
* If device has _EJ0, 'eject' file is created that is used to trigger
......@@ -239,11 +232,8 @@ static void acpi_device_remove_files(struct acpi_device *dev)
if (ACPI_SUCCESS(status))
device_remove_file(&dev->dev, &dev_attr_eject);
if (dev->flags.hardware_id)
device_remove_file(&dev->dev, &dev_attr_modalias);
if (dev->flags.hardware_id)
device_remove_file(&dev->dev, &dev_attr_hid);
device_remove_file(&dev->dev, &dev_attr_modalias);
device_remove_file(&dev->dev, &dev_attr_hid);
if (dev->handle)
device_remove_file(&dev->dev, &dev_attr_path);
}
......@@ -474,8 +464,9 @@ static int acpi_device_register(struct acpi_device *device)
* If failed, create one and link it into acpi_bus_id_list
*/
list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) {
if (!strcmp(acpi_device_bus_id->bus_id, device->flags.hardware_id ? acpi_device_hid(device) : "device")) {
acpi_device_bus_id->instance_no ++;
if (!strcmp(acpi_device_bus_id->bus_id,
acpi_device_hid(device))) {
acpi_device_bus_id->instance_no++;
found = 1;
kfree(new_bus_id);
break;
......@@ -483,7 +474,7 @@ static int acpi_device_register(struct acpi_device *device)
}
if (!found) {
acpi_device_bus_id = new_bus_id;
strcpy(acpi_device_bus_id->bus_id, device->flags.hardware_id ? acpi_device_hid(device) : "device");
strcpy(acpi_device_bus_id->bus_id, acpi_device_hid(device));
acpi_device_bus_id->instance_no = 0;
list_add_tail(&acpi_device_bus_id->node, &acpi_bus_id_list);
}
......@@ -1103,10 +1094,8 @@ static void acpi_device_set_id(struct acpi_device *device)
if (!hid && !cid_list && !cid_add)
hid = "device";
if (hid) {
if (hid)
acpi_add_id(device, hid);
device->flags.hardware_id = 1;
}
if (uid) {
device->pnp.unique_id = ACPI_ALLOCATE_ZEROED(strlen (uid) + 1);
if (device->pnp.unique_id) {
......
......@@ -230,8 +230,7 @@ static int __init acpi_pnp_match(struct device *dev, void *_pnp)
struct pnp_dev *pnp = _pnp;
/* true means it matched */
return acpi->flags.hardware_id
&& !acpi_get_physical_device(acpi->handle)
return !acpi_get_physical_device(acpi->handle)
&& compare_pnp_id(pnp->id, acpi_device_hid(acpi));
}
......
......@@ -141,7 +141,6 @@ struct acpi_device_status {
struct acpi_device_flags {
u32 dynamic_status:1;
u32 hardware_id:1;
u32 bus_address:1;
u32 unique_id:1;
u32 removable:1;
......@@ -152,7 +151,7 @@ struct acpi_device_flags {
u32 performance_manageable:1;
u32 wake_capable:1; /* Wakeup(_PRW) supported? */
u32 force_power_state:1;
u32 reserved:20;
u32 reserved:21;
};
/* File System */
......
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