-
-static int ipmi_pnp_probe(struct pnp_dev *dev,
- const struct pnp_device_id *dev_id)
-{
- struct acpi_device *acpi_dev;
- struct smi_info *info;
- struct resource *res, *res_second;
- acpi_handle handle;
- acpi_status status;
- unsigned long long tmp;
- int rv = -EINVAL;
-
- acpi_dev = pnp_acpi_device(dev);
- if (!acpi_dev)
- return -ENODEV;
-
- info = smi_info_alloc();
- if (!info)
- return -ENOMEM;
-
- info->addr_source = SI_ACPI;
- printk(KERN_INFO PFX "probing via ACPI\n");
-
- handle = acpi_dev->handle;
- info->addr_info.acpi_info.acpi_handle = handle;
-
- /* _IFT tells us the interface type: KCS, BT, etc */
- status = acpi_evaluate_integer(handle, "_IFT", NULL, &tmp);
- if (ACPI_FAILURE(status)) {
- dev_err(&dev->dev, "Could not find ACPI IPMI interface type\n");
- goto err_free;
- }
-
- switch (tmp) {
- case 1:
- info->si_type = SI_KCS;
- break;
- case 2:
- info->si_type = SI_SMIC;
- break;
- case 3:
- info->si_type = SI_BT;
- break;
- case 4: /* SSIF, just ignore */
- rv = -ENODEV;
- goto err_free;
- default:
- dev_info(&dev->dev, "unknown IPMI type %lld\n", tmp);
- goto err_free;
- }
-
- res = pnp_get_resource(dev, IORESOURCE_IO, 0);
- if (res) {
- info->io_setup = port_setup;
- info->io.addr_type = IPMI_IO_ADDR_SPACE;
- } else {
- res = pnp_get_resource(dev, IORESOURCE_MEM, 0);
- if (res) {
- info->io_setup = mem_setup;
- info->io.addr_type = IPMI_MEM_ADDR_SPACE;
- }
- }
- if (!res) {
- dev_err(&dev->dev, "no I/O or memory address\n");
- goto err_free;
- }
- info->io.addr_data = res->start;
-
- info->io.regspacing = DEFAULT_REGSPACING;
- res_second = pnp_get_resource(dev,
- (info->io.addr_type == IPMI_IO_ADDR_SPACE) ?
- IORESOURCE_IO : IORESOURCE_MEM,
- 1);
- if (res_second) {
- if (res_second->start > info->io.addr_data)
- info->io.regspacing = res_second->start - info->io.addr_data;
- }
- info->io.regsize = DEFAULT_REGSPACING;
- info->io.regshift = 0;
-
- /* If _GPE exists, use it; otherwise use standard interrupts */
- status = acpi_evaluate_integer(handle, "_GPE", NULL, &tmp);
- if (ACPI_SUCCESS(status)) {
- info->irq = tmp;
- info->irq_setup = acpi_gpe_irq_setup;
- } else if (pnp_irq_valid(dev, 0)) {
- info->irq = pnp_irq(dev, 0);
- info->irq_setup = std_irq_setup;
- }
-
- info->dev = &dev->dev;
- pnp_set_drvdata(dev, info);
-
- dev_info(info->dev, "%pR regsize %d spacing %d irq %d\n",
- res, info->io.regsize, info->io.regspacing,
- info->irq);
-
- rv = add_smi(info);
- if (rv)
- kfree(info);
-
- return rv;
-
-err_free:
- kfree(info);
- return rv;
-}
-
-static void ipmi_pnp_remove(struct pnp_dev *dev)
-{
- struct smi_info *info = pnp_get_drvdata(dev);
-
- cleanup_one_si(info);
-}
-
-static const struct pnp_device_id pnp_dev_table[] = {
- {"IPI0001", 0},
- {"", 0},
-};
-
-static struct pnp_driver ipmi_pnp_driver = {
- .name = DEVICE_NAME,
- .probe = ipmi_pnp_probe,
- .remove = ipmi_pnp_remove,
- .id_table = pnp_dev_table,
-};
-
-MODULE_DEVICE_TABLE(pnp, pnp_dev_table);