[linux-2.6-block.git] / drivers / ata / pata_netcell.c

/*
 *    pata_netcell.c - Netcell PATA driver
 *
 *	(c) 2006 Red Hat
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <scsi/scsi_host.h>
#include <linux/libata.h>
#include <linux/ata.h>

#define DRV_NAME	"pata_netcell"
#define DRV_VERSION	"0.1.7"

/* No PIO or DMA methods needed for this device */

static struct scsi_host_template netcell_sht = {
	ATA_BMDMA_SHT(DRV_NAME),
};

static struct ata_port_operations netcell_ops = {
	.inherits	= &ata_bmdma_port_ops,
	.cable_detect		= ata_cable_80wire,
};


/**
 *	netcell_init_one - Register Netcell ATA PCI device with kernel services
 *	@pdev: PCI device to register
 *	@ent: Entry in netcell_pci_tbl matching with @pdev
 *
 *	Called from kernel PCI layer.
 *
 *	LOCKING:
 *	Inherited from PCI layer (may sleep).
 *
 *	RETURNS:
 *	Zero on success, or -ERRNO value.
 */

static int netcell_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
{
	static int printed_version;
	static const struct ata_port_info info = {
		.flags		= ATA_FLAG_SLAVE_POSS,
		/* Actually we don't really care about these as the
		   firmware deals with it */
		.pio_mask	= 0x1f,	/* pio0-4 */
		.mwdma_mask	= 0x07, /* mwdma0-2 */
		.udma_mask 	= ATA_UDMA5, /* UDMA 133 */
		.port_ops	= &netcell_ops,
	};
	const struct ata_port_info *port_info[] = { &info, NULL };
	int rc;

	if (!printed_version++)
		dev_printk(KERN_DEBUG, &pdev->dev,
			   "version " DRV_VERSION "\n");

	rc = pcim_enable_device(pdev);
	if (rc)
		return rc;

	/* Any chip specific setup/optimisation/messages here */
	ata_pci_bmdma_clear_simplex(pdev);

	/* And let the library code do the work */
	return ata_pci_sff_init_one(pdev, port_info, &netcell_sht, NULL);
}

static const struct pci_device_id netcell_pci_tbl[] = {
	{ PCI_VDEVICE(NETCELL, PCI_DEVICE_ID_REVOLUTION), },

	{ }	/* terminate list */
};

static struct pci_driver netcell_pci_driver = {
	.name			= DRV_NAME,
	.id_table		= netcell_pci_tbl,
	.probe			= netcell_init_one,
	.remove			= ata_pci_remove_one,
#ifdef CONFIG_PM
	.suspend		= ata_pci_device_suspend,
	.resume			= ata_pci_device_resume,
#endif
};

static int __init netcell_init(void)
{
	return pci_register_driver(&netcell_pci_driver);
}

static void __exit netcell_exit(void)
{
	pci_unregister_driver(&netcell_pci_driver);
}

module_init(netcell_init);
module_exit(netcell_exit);

MODULE_AUTHOR("Alan Cox");
MODULE_DESCRIPTION("SCSI low-level driver for Netcell PATA RAID");
MODULE_LICENSE("GPL");
MODULE_DEVICE_TABLE(pci, netcell_pci_tbl);
MODULE_VERSION(DRV_VERSION);
Commit	Line	Data
669a5db4 JG	1	/*
	2	* pata_netcell.c - Netcell PATA driver
	3	*
ab771630	4	* (c) 2006 Red Hat
669a5db4 JG	5	*/
	6
	7	#include <linux/kernel.h>
	8	#include <linux/module.h>
	9	#include <linux/pci.h>
	10	#include <linux/init.h>
	11	#include <linux/blkdev.h>
	12	#include <linux/delay.h>
	13	#include <linux/device.h>
	14	#include <scsi/scsi_host.h>
	15	#include <linux/libata.h>
	16	#include <linux/ata.h>
	17
	18	#define DRV_NAME "pata_netcell"
3b4ba591	19	#define DRV_VERSION "0.1.7"
669a5db4 JG	20
	21	/* No PIO or DMA methods needed for this device */
	22
	23	static struct scsi_host_template netcell_sht = {
68d1d07b	24	ATA_BMDMA_SHT(DRV_NAME),
669a5db4 JG	25	};
669a5db4 JG	26
029cfd6b TH	27	static struct ata_port_operations netcell_ops = {
029cfd6b TH	28	.inherits = &ata_bmdma_port_ops,
3b4ba591	29	.cable_detect = ata_cable_80wire,
669a5db4 JG	30	};
	31
	32
	33	/**
	34	* netcell_init_one - Register Netcell ATA PCI device with kernel services
	35	* @pdev: PCI device to register
	36	* @ent: Entry in netcell_pci_tbl matching with @pdev
	37	*
	38	* Called from kernel PCI layer.
	39	*
	40	* LOCKING:
	41	* Inherited from PCI layer (may sleep).
	42	*
	43	* RETURNS:
	44	* Zero on success, or -ERRNO value.
	45	*/
	46
	47	static int netcell_init_one (struct pci_dev pdev, const struct pci_device_id ent)
	48	{
	49	static int printed_version;
1626aeb8	50	static const struct ata_port_info info = {
1d2808fd	51	.flags = ATA_FLAG_SLAVE_POSS,
669a5db4 JG	52	/* Actually we don't really care about these as the
	53	firmware deals with it */
	54	.pio_mask = 0x1f, /* pio0-4 */
	55	.mwdma_mask = 0x07, /* mwdma0-2 */
bf6263a8	56	.udma_mask = ATA_UDMA5, /* UDMA 133 */
669a5db4 JG	57	.port_ops = &netcell_ops,
669a5db4 JG	58	};
1626aeb8	59	const struct ata_port_info *port_info[] = { &info, NULL };
f08048e9	60	int rc;
669a5db4 JG	61
	62	if (!printed_version++)
	63	dev_printk(KERN_DEBUG, &pdev->dev,
	64	"version " DRV_VERSION "\n");
	65
f08048e9 TH	66	rc = pcim_enable_device(pdev);
	67	if (rc)
	68	return rc;
	69
669a5db4	70	/* Any chip specific setup/optimisation/messages here */
9363c382	71	ata_pci_bmdma_clear_simplex(pdev);
85cd7251	72
669a5db4	73	/* And let the library code do the work */
9363c382	74	return ata_pci_sff_init_one(pdev, port_info, &netcell_sht, NULL);
669a5db4 JG	75	}
	76
	77	static const struct pci_device_id netcell_pci_tbl[] = {
2d2744fc JG	78	{ PCI_VDEVICE(NETCELL, PCI_DEVICE_ID_REVOLUTION), },
2d2744fc JG	79
669a5db4 JG	80	{ } /* terminate list */
	81	};
	82
	83	static struct pci_driver netcell_pci_driver = {
	84	.name = DRV_NAME,
	85	.id_table = netcell_pci_tbl,
	86	.probe = netcell_init_one,
	87	.remove = ata_pci_remove_one,
438ac6d5	88	#ifdef CONFIG_PM
30ced0f0 A	89	.suspend = ata_pci_device_suspend,
30ced0f0 A	90	.resume = ata_pci_device_resume,
438ac6d5	91	#endif
669a5db4 JG	92	};
	93
	94	static int __init netcell_init(void)
	95	{
	96	return pci_register_driver(&netcell_pci_driver);
	97	}
	98
	99	static void __exit netcell_exit(void)
	100	{
	101	pci_unregister_driver(&netcell_pci_driver);
	102	}
	103
	104	module_init(netcell_init);
	105	module_exit(netcell_exit);
	106
	107	MODULE_AUTHOR("Alan Cox");
	108	MODULE_DESCRIPTION("SCSI low-level driver for Netcell PATA RAID");
	109	MODULE_LICENSE("GPL");
	110	MODULE_DEVICE_TABLE(pci, netcell_pci_tbl);
	111	MODULE_VERSION(DRV_VERSION);
	112