ACPI: autoload modules - Create __mod_acpi_device_table symbol for all ACPI drivers

modpost is going to use these to create e.g. acpi:ACPI0001
in modules.alias.

Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>

4 files changed, 43 insertions, 9 deletions

diff --git a/drivers/misc/asus-laptop.c b/drivers/misc/asus-laptop.c
index f75306059971..63953fe03320 100644
--- a/drivers/misc/asus-laptop.c
+++ b/drivers/misc/asus-laptop.c
@@ -53,7 +53,6 @@
 #define ASUS_HOTK_NAME          "Asus Laptop Support"
 #define ASUS_HOTK_CLASS         "hotkey"
 #define ASUS_HOTK_DEVICE_NAME   "Hotkey"
-#define ASUS_HOTK_HID           "ATK0100"
 #define ASUS_HOTK_FILE          "asus-laptop"
 #define ASUS_HOTK_PREFIX        "\\_SB.ATKD."
 
@@ -197,12 +196,18 @@ static struct asus_hotk *hotk;
 /*
  * The hotkey driver declaration
  */
+static const struct acpi_device_id asus_device_ids[] = {
+	{"ATK0100", 0},
+	{"", 0},
+};
+MODULE_DEVICE_TABLE(acpi, asus_device_ids);
+
 static int asus_hotk_add(struct acpi_device *device);
 static int asus_hotk_remove(struct acpi_device *device, int type);
 static struct acpi_driver asus_hotk_driver = {
 	.name = ASUS_HOTK_NAME,
 	.class = ASUS_HOTK_CLASS,
-	.ids = ASUS_HOTK_HID,
+	.ids = asus_device_ids,
 	.ops = {
 		.add = asus_hotk_add,
 		.remove = asus_hotk_remove,
diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c
index 303e48ca0e8a..14ee06c8f127 100644
--- a/drivers/misc/sony-laptop.c
+++ b/drivers/misc/sony-laptop.c
@@ -1124,10 +1124,22 @@ static int sony_nc_remove(struct acpi_device *device, int type)
 	return 0;
 }
 
+static const struct acpi_device_id sony_device_ids[] = {
+	{SONY_NC_HID, 0},
+	{SONY_PIC_HID, 0},
+	{"", 0},
+};
+MODULE_DEVICE_TABLE(acpi, sony_device_ids);
+
+static const struct acpi_device_id sony_nc_device_ids[] = {
+	{SONY_NC_HID, 0},
+	{"", 0},
+};
+
 static struct acpi_driver sony_nc_driver = {
 	.name = SONY_NC_DRIVER_NAME,
 	.class = SONY_NC_CLASS,
-	.ids = SONY_NC_HID,
+	.ids = sony_nc_device_ids,
 	.owner = THIS_MODULE,
 	.ops = {
 		.add = sony_nc_add,
@@ -2470,10 +2482,15 @@ static int sony_pic_resume(struct acpi_device *device)
 	return 0;
 }
 
+static const struct acpi_device_id sony_pic_device_ids[] = {
+	{SONY_PIC_HID, 0},
+	{"", 0},
+};
+
 static struct acpi_driver sony_pic_driver = {
 	.name = SONY_PIC_DRIVER_NAME,
 	.class = SONY_PIC_CLASS,
-	.ids = SONY_PIC_HID,
+	.ids = sony_pic_device_ids,
 	.owner = THIS_MODULE,
 	.ops = {
 		.add = sony_pic_add,
diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c
index f15a58f7403f..fa80f355e522 100644
--- a/drivers/misc/thinkpad_acpi.c
+++ b/drivers/misc/thinkpad_acpi.c
@@ -411,12 +411,13 @@ static int __init register_tpacpi_subdriver(struct ibm_struct *ibm)
 
 	sprintf(ibm->acpi->driver->name, "%s_%s", IBM_NAME, ibm->name);
 	ibm->acpi->driver->ids = ibm->acpi->hid;
+
 	ibm->acpi->driver->ops.add = &tpacpi_device_add;
 
 	rc = acpi_bus_register_driver(ibm->acpi->driver);
 	if (rc < 0) {
 		printk(IBM_ERR "acpi_bus_register_driver(%s) failed: %d\n",
-		       ibm->acpi->hid, rc);
+		       ibm->name, rc);
 		kfree(ibm->acpi->driver);
 		ibm->acpi->driver = NULL;
 	} else if (!rc)
@@ -1316,8 +1317,13 @@ errexit:
 	return res;
 }
 
+static const struct acpi_device_id ibm_htk_device_ids[] = {
+	{IBM_HKEY_HID, 0},
+	{"", 0},
+};
+
 static struct tp_acpi_drv_struct ibm_hotkey_acpidriver = {
-	.hid = IBM_HKEY_HID,
+	.hid = ibm_htk_device_ids,
 	.notify = hotkey_notify,
 	.handle = &hkey_handle,
 	.type = ACPI_DEVICE_NOTIFY,
@@ -2080,6 +2086,11 @@ IBM_HANDLE(dock, root, "\\_SB.GDCK",	/* X30, X31, X40 */
 /* don't list other alternatives as we install a notify handler on the 570 */
 IBM_HANDLE(pci, root, "\\_SB.PCI");	/* 570 */
 
+static const struct acpi_device_id ibm_pci_device_ids[] = {
+	{PCI_ROOT_HID_STRING, 0},
+	{"", 0},
+};
+
 static struct tp_acpi_drv_struct ibm_dock_acpidriver[2] = {
 	{
 	 .notify = dock_notify,
@@ -2090,7 +2101,7 @@ static struct tp_acpi_drv_struct ibm_dock_acpidriver[2] = {
 	/* THIS ONE MUST NEVER BE USED FOR DRIVER AUTOLOADING.
 	 * We just use it to get notifications of dock hotplug
 	 * in very old thinkpads */
-	 .hid = PCI_ROOT_HID_STRING,
+	 .hid = ibm_pci_device_ids,
 	 .notify = dock_notify,
 	 .handle = &pci_handle,
 	 .type = ACPI_SYSTEM_NOTIFY,
@@ -2149,7 +2160,8 @@ static int __init dock_init2(struct ibm_init_struct *iibm)
 static void dock_notify(struct ibm_struct *ibm, u32 event)
 {
 	int docked = dock_docked();
-	int pci = ibm->acpi->hid && strstr(ibm->acpi->hid, PCI_ROOT_HID_STRING);
+	int pci = ibm->acpi->hid && ibm->acpi->device &&
+		acpi_match_device_ids(ibm->acpi->device, ibm_pci_device_ids);
 
 	if (event == 1 && !pci)	/* 570 */
 		acpi_bus_generate_event(ibm->acpi->device, event, 1);	/* button */
diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h
index b7a4a888cc8b..88af089d6494 100644
--- a/drivers/misc/thinkpad_acpi.h
+++ b/drivers/misc/thinkpad_acpi.h
@@ -193,7 +193,7 @@ static void thinkpad_acpi_module_exit(void);
 struct ibm_struct;
 
 struct tp_acpi_drv_struct {
-	char *hid;
+	const struct acpi_device_id *hid;
 	struct acpi_driver *driver;
 
 	void (*notify) (struct ibm_struct *, u32);