}
/**
- * ata66_it821x - check for 80 pin cable
+ * it821x_cable_detect - cable detection
* @hwif: interface to check
*
* Check for the presence of an ATA66 capable cable on the
* the needed logic onboard.
*/
-static u8 __devinit ata66_it821x(ide_hwif_t *hwif)
+static u8 __devinit it821x_cable_detect(ide_hwif_t *hwif)
{
/* The reference driver also only does disk side */
return ATA_CBL_PATA80;
}
+static struct ide_dma_ops it821x_pass_through_dma_ops = {
+ .dma_host_set = ide_dma_host_set,
+ .dma_setup = ide_dma_setup,
+ .dma_exec_cmd = ide_dma_exec_cmd,
+ .dma_start = it821x_dma_start,
+ .dma_end = it821x_dma_end,
+ .dma_test_irq = ide_dma_test_irq,
+ .dma_timeout = ide_dma_timeout,
+ .dma_lost_irq = ide_dma_lost_irq,
+};
+
/**
* init_hwif_it821x - set up hwif structs
* @hwif: interface to set up
static void __devinit init_hwif_it821x(ide_hwif_t *hwif)
{
struct pci_dev *dev = to_pci_dev(hwif->dev);
- struct it821x_dev *idev = kzalloc(sizeof(struct it821x_dev), GFP_KERNEL);
+ struct ide_host *host = pci_get_drvdata(dev);
+ struct it821x_dev *itdevs = host->host_priv;
+ struct it821x_dev *idev = itdevs + hwif->channel;
u8 conf;
- hwif->quirkproc = &it821x_quirkproc;
-
- if (idev == NULL) {
- printk(KERN_ERR "it821x: out of memory, falling back to legacy behaviour.\n");
- return;
- }
-
ide_set_hwifdata(hwif, idev);
pci_read_config_byte(dev, 0x50, &conf);
idev->timing10 = 1;
hwif->host_flags |= IDE_HFLAG_NO_ATAPI_DMA;
if (idev->smart == 0)
- printk(KERN_WARNING "it821x: Revision 0x10, workarounds activated.\n");
+ printk(KERN_WARNING "it821x %s: revision 0x10, "
+ "workarounds activated\n", pci_name(dev));
}
if (idev->smart == 0) {
- hwif->set_pio_mode = &it821x_set_pio_mode;
- hwif->set_dma_mode = &it821x_set_dma_mode;
-
/* MWDMA/PIO clock switching for pass through mode */
- hwif->dma_start = &it821x_dma_start;
- hwif->ide_dma_end = &it821x_dma_end;
+ hwif->dma_ops = &it821x_pass_through_dma_ops;
} else
hwif->host_flags |= IDE_HFLAG_NO_SET_MODE;
- hwif->cable_detect = ata66_it821x;
-
if (hwif->dma_base == 0)
return;
/* Force the card into bypass mode if so requested */
if (it8212_noraid) {
- printk(KERN_INFO "it8212: forcing bypass mode.\n");
+ printk(KERN_INFO "it821x %s: forcing bypass mode\n",
+ pci_name(dev));
it8212_disable_raid(dev);
}
pci_read_config_byte(dev, 0x50, &conf);
- printk(KERN_INFO "it821x: controller in %s mode.\n", mode[conf & 1]);
+ printk(KERN_INFO "it821x %s: controller in %s mode\n",
+ pci_name(dev), mode[conf & 1]);
return 0;
}
+static const struct ide_port_ops it821x_port_ops = {
+ /* it821x_set_{pio,dma}_mode() are only used in pass-through mode */
+ .set_pio_mode = it821x_set_pio_mode,
+ .set_dma_mode = it821x_set_dma_mode,
+ .quirkproc = it821x_quirkproc,
+ .cable_detect = it821x_cable_detect,
+};
-#define DECLARE_ITE_DEV(name_str) \
- { \
- .name = name_str, \
- .init_chipset = init_chipset_it821x, \
- .init_hwif = init_hwif_it821x, \
- .host_flags = IDE_HFLAG_BOOTABLE, \
- .pio_mask = ATA_PIO4, \
- }
-
-static const struct ide_port_info it821x_chipsets[] __devinitdata = {
- /* 0 */ DECLARE_ITE_DEV("IT8212"),
+static const struct ide_port_info it821x_chipset __devinitdata = {
+ .name = "IT821X",
+ .init_chipset = init_chipset_it821x,
+ .init_hwif = init_hwif_it821x,
+ .port_ops = &it821x_port_ops,
+ .pio_mask = ATA_PIO4,
};
/**
static int __devinit it821x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
- return ide_setup_pci_device(dev, &it821x_chipsets[id->driver_data]);
+ struct it821x_dev *itdevs;
+ int rc;
+
+ itdevs = kzalloc(2 * sizeof(*itdevs), GFP_KERNEL);
+ if (itdevs == NULL) {
+ printk(KERN_ERR "it821x %s: out of memory\n", pci_name(dev));
+ return -ENOMEM;
+ }
+
+ rc = ide_pci_init_one(dev, &it821x_chipset, itdevs);
+ if (rc)
+ kfree(itdevs);
+
+ return rc;
+}
+
+static void __devexit it821x_remove(struct pci_dev *dev)
+{
+ struct ide_host *host = pci_get_drvdata(dev);
+ struct it821x_dev *itdevs = host->host_priv;
+
+ ide_pci_remove(dev);
+ kfree(itdevs);
}
static const struct pci_device_id it821x_pci_tbl[] = {
.name = "ITE821x IDE",
.id_table = it821x_pci_tbl,
.probe = it821x_init_one,
+ .remove = it821x_remove,
};
static int __init it821x_ide_init(void)
return ide_pci_register_driver(&driver);
}
+static void __exit it821x_ide_exit(void)
+{
+ pci_unregister_driver(&driver);
+}
+
module_init(it821x_ide_init);
+module_exit(it821x_ide_exit);
module_param_named(noraid, it8212_noraid, int, S_IRUGO);
MODULE_PARM_DESC(noraid, "Force card into bypass mode");
git.openpandora.org / pandora-kernel.git / blobdiff