summaryrefslogtreecommitdiffstats
path: root/kernel/drivers/ata/pata_atp867x.c
blob: 3ea50dc5ea47480d0cf81b5f69825b8675737070 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119<
#ifndef _LBS_IF_USB_H
#define _LBS_IF_USB_H

#include <linux/wait.h>
#include <linux/timer.h>

struct lbs_private;

/*
 * This file contains definition for USB interface.
 */
#define CMD_TYPE_REQUEST		0xF00DFACE
#define CMD_TYPE_DATA			0xBEADC0DE
#define CMD_TYPE_INDICATION		0xBEEFFACE

#define IPFIELD_ALIGN_OFFSET		2

#define BOOT_CMD_FW_BY_USB		0x01
#define BOOT_CMD_FW_IN_EEPROM		0x02
#define BOOT_CMD_UPDATE_BOOT2		0x03
#define BOOT_CMD_UPDATE_FW		0x04
#define BOOT_CMD_MAGIC_NUMBER		0x4C56524D   /* LVRM */

struct bootcmd
{
	__le32	magic;
	uint8_t	cmd;
	uint8_t	pad[11];
};

#define BOOT_CMD_RESP_OK		0x0001
#define BOOT_CMD_RESP_FAIL		0x0000
#define BOOT_CMD_RESP_NOT_SUPPORTED	0x0002

struct bootcmdresp
{
	__le32	magic;
	uint8_t	cmd;
	uint8_t	result;
	uint8_t	pad[2];
};

/* USB card description structure*/
struct if_usb_card {
	struct usb_device *udev;
	uint32_t model;  /* MODEL_* */
	struct urb *rx_urb, *tx_urb;
	struct lbs_private *priv;

	struct sk_buff *rx_skb;

	uint8_t ep_in;
	uint8_t ep_out;

	/* bootcmdresp == 0 means command is pending
	 * bootcmdresp < 0 means error
	 * bootcmdresp > 0 is a BOOT_CMD_RESP_* from firmware
	 */
	int8_t bootcmdresp;

	int ep_in_size;

	void *ep_out_buf;
	int ep_out_size;

	const struct firmware *fw;
	struct timer_list fw_timeout;
	wait_queue_head_t fw_wq;
	uint32_t fwseqnum;
	uint32_t totalbytes;
	uint32_t fwlastblksent;
	uint8_t CRC_OK;
	uint8_t fwdnldover;
	uint8_t fwfinalblk;
	uint8_t surprise_removed;

	__le16 boot2_version;
};

/* fwheader */
struct fwheader {
	__le32 dnldcmd;
	__le32 baseaddr;
	__le32 datalength;
	__le32 CRC;
};

#define FW_MAX_DATA_BLK_SIZE	600
/* FWData */
struct fwdata {
	struct fwheader hdr;
	__le32 seqnum;
	uint8_t data[0];
};

/* fwsyncheader */
struct fwsyncheader {
	__le32 cmd;
	__le32 seqnum;
};

#define FW_HAS_DATA_TO_RECV		0x00000001
#define FW_HAS_LAST_BLOCK		0x00000004


#endif
href='#n493'>493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573
/*
 * pata_atp867x.c - ARTOP 867X 64bit 4-channel UDMA133 ATA controller driver
 *
 *	(C) 2009 Google Inc. John(Jung-Ik) Lee <jilee@google.com>
 *
 * Per Atp867 data sheet rev 1.2, Acard.
 * Based in part on early ide code from
 *	2003-2004 by Eric Uhrhane, Google, Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 *
 * TODO:
 *   1. RAID features [comparison, XOR, striping, mirroring, etc.]
 */

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

#define	DRV_NAME	"pata_atp867x"
#define	DRV_VERSION	"0.7.5"

/*
 * IO Registers
 * Note that all runtime hot priv ports are cached in ap private_data
 */

enum {
	ATP867X_IO_CHANNEL_OFFSET	= 0x10,

	/*
	 * IO Register Bitfields
	 */

	ATP867X_IO_PIOSPD_ACTIVE_SHIFT	= 4,
	ATP867X_IO_PIOSPD_RECOVER_SHIFT	= 0,

	ATP867X_IO_DMAMODE_MSTR_SHIFT	= 0,
	ATP867X_IO_DMAMODE_MSTR_MASK	= 0x07,
	ATP867X_IO_DMAMODE_SLAVE_SHIFT	= 4,
	ATP867X_IO_DMAMODE_SLAVE_MASK	= 0x70,

	ATP867X_IO_DMAMODE_UDMA_6	= 0x07,
	ATP867X_IO_DMAMODE_UDMA_5	= 0x06,
	ATP867X_IO_DMAMODE_UDMA_4	= 0x05,
	ATP867X_IO_DMAMODE_UDMA_3	= 0x04,
	ATP867X_IO_DMAMODE_UDMA_2	= 0x03,
	ATP867X_IO_DMAMODE_UDMA_1	= 0x02,
	ATP867X_IO_DMAMODE_UDMA_0	= 0x01,
	ATP867X_IO_DMAMODE_DISABLE	= 0x00,

	ATP867X_IO_SYS_INFO_66MHZ	= 0x04,
	ATP867X_IO_SYS_INFO_SLOW_UDMA5	= 0x02,
	ATP867X_IO_SYS_MASK_RESERVED	= (~0xf1),

	ATP867X_IO_PORTSPD_VAL		= 0x1143,
	ATP867X_PREREAD_VAL		= 0x0200,

	ATP867X_NUM_PORTS		= 4,
	ATP867X_BAR_IOBASE		= 0,
	ATP867X_BAR_ROMBASE		= 6,
};

#define ATP867X_IOBASE(ap)		((ap)->host->iomap[0])
#define ATP867X_SYS_INFO(ap)		(0x3F + ATP867X_IOBASE(ap))

#define ATP867X_IO_PORTBASE(ap, port)	(0x00 + ATP867X_IOBASE(ap) + \
					(port) * ATP867X_IO_CHANNEL_OFFSET)
#define ATP867X_IO_DMABASE(ap, port)	(0x40 + \
					ATP867X_IO_PORTBASE((ap), (port)))

#define ATP867X_IO_STATUS(ap, port)	(0x07 + \
					ATP867X_IO_PORTBASE((ap), (port)))
#define ATP867X_IO_ALTSTATUS(ap, port)	(0x0E + \
					ATP867X_IO_PORTBASE((ap), (port)))

/*
 * hot priv ports
 */
#define ATP867X_IO_MSTRPIOSPD(ap, port)	(0x08 + \
					ATP867X_IO_DMABASE((ap), (port)))
#define ATP867X_IO_SLAVPIOSPD(ap, port)	(0x09 + \
					ATP867X_IO_DMABASE((ap), (port)))
#define ATP867X_IO_8BPIOSPD(ap, port)	(0x0A + \
					ATP867X_IO_DMABASE((ap), (port)))
#define ATP867X_IO_DMAMODE(ap, port)	(0x0B + \
					ATP867X_IO_DMABASE((ap), (port)))

#define ATP867X_IO_PORTSPD(ap, port)	(0x4A + \
					ATP867X_IO_PORTBASE((ap), (port)))
#define ATP867X_IO_PREREAD(ap, port)	(0x4C + \
					ATP867X_IO_PORTBASE((ap), (port)))

struct atp867x_priv {
	void __iomem *dma_mode;
	void __iomem *mstr_piospd;
	void __iomem *slave_piospd;
	void __iomem *eightb_piospd;
	int		pci66mhz;
};

static void atp867x_set_dmamode(struct ata_port *ap, struct ata_device *adev)
{
	struct pci_dev *pdev	= to_pci_dev(ap->host->dev);
	struct atp867x_priv *dp = ap->private_data;
	u8 speed = adev->dma_mode;
	u8 b;
	u8 mode = speed - XFER_UDMA_0 + 1;

	/*
	 * Doc 6.6.9: decrease the udma mode value by 1 for safer UDMA speed
	 * on 66MHz bus
	 *   rev-A: UDMA_1~4 (5, 6 no change)
	 *   rev-B: all UDMA modes
	 *   UDMA_0 stays not to disable UDMA
	 */
	if (dp->pci66mhz && mode > ATP867X_IO_DMAMODE_UDMA_0  &&
	   (pdev->device == PCI_DEVICE_ID_ARTOP_ATP867B ||
	    mode < ATP867X_IO_DMAMODE_UDMA_5))
		mode--;

	b = ioread8(dp->dma_mode);
	if (adev->devno & 1) {
		b = (b & ~ATP867X_IO_DMAMODE_SLAVE_MASK) |
			(mode << ATP867X_IO_DMAMODE_SLAVE_SHIFT);
	} else {
		b = (b & ~ATP867X_IO_DMAMODE_MSTR_MASK) |
			(mode << ATP867X_IO_DMAMODE_MSTR_SHIFT);
	}
	iowrite8(b, dp->dma_mode);
}

static int atp867x_get_active_clocks_shifted(struct ata_port *ap,
	unsigned int clk)
{
	struct atp867x_priv *dp = ap->private_data;
	unsigned char clocks = clk;

	/*
	 * Doc 6.6.9: increase the clock value by 1 for safer PIO speed
	 * on 66MHz bus
	 */
	if (dp->pci66mhz)
		clocks++;

	switch (clocks) {
	case 0:
		clocks = 1;
		break;
	case 1 ... 6:
		break;
	default:
		printk(KERN_WARNING "ATP867X: active %dclk is invalid. "
			"Using 12clk.\n", clk);
	case 9 ... 12:
		clocks = 7;	/* 12 clk */
		break;
	case 7:
	case 8:	/* default 8 clk */
		clocks = 0;
		goto active_clock_shift_done;
	}

active_clock_shift_done:
	return clocks << ATP867X_IO_PIOSPD_ACTIVE_SHIFT;
}

static int atp867x_get_recover_clocks_shifted(unsigned int clk)
{
	unsigned char clocks = clk;

	switch (clocks) {
	case 0:
		clocks = 1;
		break;
	case 1 ... 11:
		break;
	case 13:
	case 14:
		--clocks;	/* by the spec */
		break;
	case 15:
		break;
	default:
		printk(KERN_WARNING "ATP867X: recover %dclk is invalid. "
			"Using default 12clk.\n", clk);
	case 12:	/* default 12 clk */
		clocks = 0;
		break;
	}

	return clocks << ATP867X_IO_PIOSPD_RECOVER_SHIFT;
}

static void atp867x_set_piomode(struct ata_port *ap, struct ata_device *adev)
{
	struct ata_device *peer = ata_dev_pair(adev);
	struct atp867x_priv *dp = ap->private_data;
	u8 speed = adev->pio_mode;
	struct ata_timing t, p;
	int T, UT;
	u8 b;

	T = 1000000000 / 33333;
	UT = T / 4;

	ata_timing_compute(adev, speed, &t, T, UT);
	if (peer && peer->pio_mode) {
		ata_timing_compute(peer, peer->pio_mode, &p, T, UT);
		ata_timing_merge(&p, &t, &t, ATA_TIMING_8BIT);
	}

	b = ioread8(dp->dma_mode);
	if (adev->devno & 1)
		b = (b & ~ATP867X_IO_DMAMODE_SLAVE_MASK);
	else
		b = (b & ~ATP867X_IO_DMAMODE_MSTR_MASK);
	iowrite8(b, dp->dma_mode);

	b = atp867x_get_active_clocks_shifted(ap, t.active) |
	    atp867x_get_recover_clocks_shifted(t.recover);

	if (adev->devno & 1)
		iowrite8(b, dp->slave_piospd);
	else
		iowrite8(b, dp->mstr_piospd);

	b = atp867x_get_active_clocks_shifted(ap, t.act8b) |
	    atp867x_get_recover_clocks_shifted(t.rec8b);

	iowrite8(b, dp->eightb_piospd);
}

static int atp867x_cable_override(struct pci_dev *pdev)
{
	if (pdev->subsystem_vendor == PCI_VENDOR_ID_ARTOP &&
		(pdev->subsystem_device == PCI_DEVICE_ID_ARTOP_ATP867A ||
		 pdev->subsystem_device == PCI_DEVICE_ID_ARTOP_ATP867B)) {
		return 1;
	}
	return 0;
}

static int atp867x_cable_detect(struct ata_port *ap)
{
	struct pci_dev *pdev = to_pci_dev(ap->host->dev);

	if (atp867x_cable_override(pdev))
		return ATA_CBL_PATA40_SHORT;

	return ATA_CBL_PATA_UNK;
}

static struct scsi_host_template atp867x_sht = {
	ATA_BMDMA_SHT(DRV_NAME),
};

static struct ata_port_operations atp867x_ops = {
	.inherits		= &ata_bmdma_port_ops,
	.cable_detect		= atp867x_cable_detect,
	.set_piomode		= atp867x_set_piomode,
	.set_dmamode		= atp867x_set_dmamode,
};


#ifdef	ATP867X_DEBUG
static void atp867x_check_res(struct pci_dev *pdev)
{
	int i;
	unsigned long start, len;

	/* Check the PCI resources for this channel are enabled */
	for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
		start = pci_resource_start(pdev, i);
		len   = pci_resource_len(pdev, i);
		printk(KERN_DEBUG "ATP867X: resource start:len=%lx:%lx\n",
			start, len);
	}
}

static void atp867x_check_ports(struct ata_port *ap, int port)
{
	struct ata_ioports *ioaddr = &ap->ioaddr;
	struct atp867x_priv *dp = ap->private_data;

	printk(KERN_DEBUG "ATP867X: port[%d] addresses\n"
		"  cmd_addr	=0x%llx, 0x%llx\n"
		"  ctl_addr	=0x%llx, 0x%llx\n"
		"  bmdma_addr	=0x%llx, 0x%llx\n"
		"  data_addr	=0x%llx\n"
		"  error_addr	=0x%llx\n"
		"  feature_addr	=0x%llx\n"
		"  nsect_addr	=0x%llx\n"
		"  lbal_addr	=0x%llx\n"
		"  lbam_addr	=0x%llx\n"
		"  lbah_addr	=0x%llx\n"
		"  device_addr	=0x%llx\n"
		"  status_addr	=0x%llx\n"
		"  command_addr	=0x%llx\n"
		"  dp->dma_mode	=0x%llx\n"
		"  dp->mstr_piospd	=0x%llx\n"
		"  dp->slave_piospd	=0x%llx\n"
		"  dp->eightb_piospd	=0x%llx\n"
		"  dp->pci66mhz		=0x%lx\n",
		port,
		(unsigned long long)ioaddr->cmd_addr,
		(unsigned long long)ATP867X_IO_PORTBASE(ap, port),
		(unsigned long long)ioaddr->ctl_addr,
		(unsigned long long)ATP867X_IO_ALTSTATUS(ap, port),
		(unsigned long long)ioaddr->bmdma_addr,
		(unsigned long long)ATP867X_IO_DMABASE(ap, port),
		(unsigned long long)ioaddr->data_addr,
		(unsigned long long)ioaddr->error_addr,
		(unsigned long long)ioaddr->feature_addr,
		(unsigned long long)ioaddr->nsect_addr,
		(unsigned long long)ioaddr->lbal_addr,
		(unsigned long long)ioaddr->lbam_addr,
		(unsigned long long)ioaddr->lbah_addr,
		(unsigned long long)ioaddr->device_addr,
		(unsigned long long)ioaddr->status_addr,
		(unsigned long long)ioaddr->command_addr,
		(unsigned long long)dp->dma_mode,
		(unsigned long long)dp->mstr_piospd,
		(unsigned long long)dp->slave_piospd,
		(unsigned long long)dp->eightb_piospd,
		(unsigned long)dp->pci66mhz);
}
#endif

static int atp867x_set_priv(struct ata_port *ap)
{
	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
	struct atp867x_priv *dp;
	int port = ap->port_no;

	dp = ap->private_data =
		devm_kzalloc(&pdev->dev, sizeof(*dp), GFP_KERNEL);
	if (dp == NULL)
		return -ENOMEM;

	dp->dma_mode	 = ATP867X_IO_DMAMODE(ap, port);
	dp->mstr_piospd	 = ATP867X_IO_MSTRPIOSPD(ap, port);
	dp->slave_piospd = ATP867X_IO_SLAVPIOSPD(ap, port);
	dp->eightb_piospd = ATP867X_IO_8BPIOSPD(ap, port);

	dp->pci66mhz =
		ioread8(ATP867X_SYS_INFO(ap)) & ATP867X_IO_SYS_INFO_66MHZ;

	return 0;
}

static void atp867x_fixup(struct ata_host *host)
{
	struct pci_dev *pdev = to_pci_dev(host->dev);
	struct ata_port *ap = host->ports[0];
	int i;
	u8 v;

	/*
	 * Broken BIOS might not set latency high enough
	 */
	pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &v);
	if (v < 0x80) {
		v = 0x80;
		pci_write_config_byte(pdev, PCI_LATENCY_TIMER, v);
		printk(KERN_DEBUG "ATP867X: set latency timer of device %s"
			" to %d\n", pci_name(pdev), v);
	}

	/*
	 * init 8bit io ports speed(0aaarrrr) to 43h and
	 * init udma modes of master/slave to 0/0(11h)
	 */
	for (i = 0; i < ATP867X_NUM_PORTS; i++)
		iowrite16(ATP867X_IO_PORTSPD_VAL, ATP867X_IO_PORTSPD(ap, i));

	/*
	 * init PreREAD counts
	 */
	for (i = 0; i < ATP867X_NUM_PORTS; i++)
		iowrite16(ATP867X_PREREAD_VAL, ATP867X_IO_PREREAD(ap, i));

	v = ioread8(ATP867X_IOBASE(ap) + 0x28);
	v &= 0xcf;	/* Enable INTA#: bit4=0 means enable */
	v |= 0xc0;	/* Enable PCI burst, MRM & not immediate interrupts */
	iowrite8(v, ATP867X_IOBASE(ap) + 0x28);

	/*
	 * Turn off the over clocked udma5 mode, only for Rev-B
	 */
	v = ioread8(ATP867X_SYS_INFO(ap));
	v &= ATP867X_IO_SYS_MASK_RESERVED;
	if (pdev->device == PCI_DEVICE_ID_ARTOP_ATP867B)
		v |= ATP867X_IO_SYS_INFO_SLOW_UDMA5;
	iowrite8(v, ATP867X_SYS_INFO(ap));
}

static int atp867x_ata_pci_sff_init_host(struct ata_host *host)
{
	struct device *gdev = host->dev;
	struct pci_dev *pdev = to_pci_dev(gdev);
	unsigned int mask = 0;
	int i, rc;

	/*
	 * do not map rombase
	 */
	rc = pcim_iomap_regions(pdev, 1 << ATP867X_BAR_IOBASE, DRV_NAME);
	if (rc == -EBUSY)
		pcim_pin_device(pdev);
	if (rc)
		return rc;
	host->iomap = pcim_iomap_table(pdev);

#ifdef	ATP867X_DEBUG
	atp867x_check_res(pdev);

	for (i = 0; i < PCI_ROM_RESOURCE; i++)
		printk(KERN_DEBUG "ATP867X: iomap[%d]=0x%llx\n", i,
			(unsigned long long)(host->iomap[i]));
#endif

	/*
	 * request, iomap BARs and init port addresses accordingly
	 */
	for (i = 0; i < host->n_ports; i++) {
		struct ata_port *ap = host->ports[i];
		struct ata_ioports *ioaddr = &ap->ioaddr;

		ioaddr->cmd_addr = ATP867X_IO_PORTBASE(ap, i);
		ioaddr->ctl_addr = ioaddr->altstatus_addr
				 = ATP867X_IO_ALTSTATUS(ap, i);
		ioaddr->bmdma_addr = ATP867X_IO_DMABASE(ap, i);

		ata_sff_std_ports(ioaddr);
		rc = atp867x_set_priv(ap);
		if (rc)
			return rc;

#ifdef	ATP867X_DEBUG
		atp867x_check_ports(ap, i);
#endif
		ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx",
			(unsigned long)ioaddr->cmd_addr,
			(unsigned long)ioaddr->ctl_addr);
		ata_port_desc(ap, "bmdma 0x%lx",
			(unsigned long)ioaddr->bmdma_addr);

		mask |= 1 << i;
	}

	if (!mask) {
		dev_err(gdev, "no available native port\n");
		return -ENODEV;
	}

	atp867x_fixup(host);

	rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
	if (rc)
		return rc;

	rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
	return rc;
}

static int atp867x_init_one(struct pci_dev *pdev,
	const struct pci_device_id *id)
{
	static const struct ata_port_info info_867x = {
		.flags		= ATA_FLAG_SLAVE_POSS,
		.pio_mask	= ATA_PIO4,
		.udma_mask 	= ATA_UDMA6,
		.port_ops	= &atp867x_ops,
	};

	struct ata_host *host;
	const struct ata_port_info *ppi[] = { &info_867x, NULL };
	int rc;

	ata_print_version_once(&pdev->dev, DRV_VERSION);

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

	printk(KERN_INFO "ATP867X: ATP867 ATA UDMA133 controller (rev %02X)",
		pdev->device);

	host = ata_host_alloc_pinfo(&pdev->dev, ppi, ATP867X_NUM_PORTS);
	if (!host) {
		dev_err(&pdev->dev, "failed to allocate ATA host\n");
		rc = -ENOMEM;
		goto err_out;
	}

	rc = atp867x_ata_pci_sff_init_host(host);
	if (rc) {
		dev_err(&pdev->dev, "failed to init host\n");
		goto err_out;
	}

	pci_set_master(pdev);

	rc = ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,
				IRQF_SHARED, &atp867x_sht);
	if (rc)
		dev_err(&pdev->dev, "failed to activate host\n");

err_out:
	return rc;
}

#ifdef CONFIG_PM_SLEEP
static int atp867x_reinit_one(struct pci_dev *pdev)
{
	struct ata_host *host = pci_get_drvdata(pdev);
	int rc;

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

	atp867x_fixup(host);

	ata_host_resume(host);
	return 0;
}
#endif

static struct pci_device_id atp867x_pci_tbl[] = {
	{ PCI_VDEVICE(ARTOP, PCI_DEVICE_ID_ARTOP_ATP867A),	0 },
	{ PCI_VDEVICE(ARTOP, PCI_DEVICE_ID_ARTOP_ATP867B),	0 },
	{ },
};

static struct pci_driver atp867x_driver = {
	.name 		= DRV_NAME,
	.id_table 	= atp867x_pci_tbl,
	.probe 		= atp867x_init_one,
	.remove		= ata_pci_remove_one,
#ifdef CONFIG_PM_SLEEP
	.suspend	= ata_pci_device_suspend,
	.resume		= atp867x_reinit_one,
#endif
};

module_pci_driver(atp867x_driver);

MODULE_AUTHOR("John(Jung-Ik) Lee, Google Inc.");
MODULE_DESCRIPTION("low level driver for Artop/Acard 867x ATA controller");
MODULE_LICENSE("GPL");
MODULE_DEVICE_TABLE(pci, atp867x_pci_tbl);
MODULE_VERSION(DRV_VERSION);