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v6.8
  1// SPDX-License-Identifier: GPL-2.0-only
  2/*
  3 * pata_atiixp.c 	- ATI PATA for new ATA layer
  4 *			  (C) 2005 Red Hat Inc
  5 *			  (C) 2009-2010 Bartlomiej Zolnierkiewicz
  6 *
  7 * Based on
  8 *
  9 *  linux/drivers/ide/pci/atiixp.c	Version 0.01-bart2	Feb. 26, 2004
 10 *
 11 *  Copyright (C) 2003 ATI Inc. <hyu@ati.com>
 12 *  Copyright (C) 2004 Bartlomiej Zolnierkiewicz
 13 *
 14 */
 15
 16#include <linux/kernel.h>
 17#include <linux/module.h>
 18#include <linux/pci.h>
 19#include <linux/blkdev.h>
 20#include <linux/delay.h>
 21#include <scsi/scsi_host.h>
 22#include <linux/libata.h>
 23#include <linux/dmi.h>
 24
 25#define DRV_NAME "pata_atiixp"
 26#define DRV_VERSION "0.4.6"
 27
 28enum {
 29	ATIIXP_IDE_PIO_TIMING	= 0x40,
 30	ATIIXP_IDE_MWDMA_TIMING	= 0x44,
 31	ATIIXP_IDE_PIO_CONTROL	= 0x48,
 32	ATIIXP_IDE_PIO_MODE	= 0x4a,
 33	ATIIXP_IDE_UDMA_CONTROL	= 0x54,
 34	ATIIXP_IDE_UDMA_MODE 	= 0x56
 35};
 36
 37static const struct dmi_system_id attixp_cable_override_dmi_table[] = {
 38	{
 39		/* Board has onboard PATA<->SATA converters */
 40		.ident = "MSI E350DM-E33",
 41		.matches = {
 42			DMI_MATCH(DMI_BOARD_VENDOR, "MSI"),
 43			DMI_MATCH(DMI_BOARD_NAME, "E350DM-E33(MS-7720)"),
 44		},
 45	},
 46	{ }
 47};
 48
 49static int atiixp_cable_detect(struct ata_port *ap)
 50{
 51	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
 52	u8 udma;
 53
 54	if (dmi_check_system(attixp_cable_override_dmi_table))
 55		return ATA_CBL_PATA40_SHORT;
 56
 57	/* Hack from drivers/ide/pci. Really we want to know how to do the
 58	   raw detection not play follow the bios mode guess */
 59	pci_read_config_byte(pdev, ATIIXP_IDE_UDMA_MODE + ap->port_no, &udma);
 60	if ((udma & 0x07) >= 0x04 || (udma & 0x70) >= 0x40)
 61		return  ATA_CBL_PATA80;
 62	return ATA_CBL_PATA40;
 63}
 64
 65static DEFINE_SPINLOCK(atiixp_lock);
 66
 67/**
 68 *	atiixp_prereset	-	perform reset handling
 69 *	@link: ATA link
 70 *	@deadline: deadline jiffies for the operation
 71 *
 72 *	Reset sequence checking enable bits to see which ports are
 73 *	active.
 74 */
 75
 76static int atiixp_prereset(struct ata_link *link, unsigned long deadline)
 77{
 78	static const struct pci_bits atiixp_enable_bits[] = {
 79		{ 0x48, 1, 0x01, 0x00 },
 80		{ 0x48, 1, 0x08, 0x00 }
 81	};
 82
 83	struct ata_port *ap = link->ap;
 84	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
 85
 86	if (!pci_test_config_bits(pdev, &atiixp_enable_bits[ap->port_no]))
 87		return -ENOENT;
 88
 89	return ata_sff_prereset(link, deadline);
 90}
 91
 92/**
 93 *	atiixp_set_pio_timing	-	set initial PIO mode data
 94 *	@ap: ATA interface
 95 *	@adev: ATA device
 96 *	@pio: Requested PIO
 97 *
 98 *	Called by both the pio and dma setup functions to set the controller
 99 *	timings for PIO transfers. We must load both the mode number and
100 *	timing values into the controller.
101 */
102
103static void atiixp_set_pio_timing(struct ata_port *ap, struct ata_device *adev, int pio)
104{
105	static const u8 pio_timings[5] = { 0x5D, 0x47, 0x34, 0x22, 0x20 };
106
107	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
108	int dn = 2 * ap->port_no + adev->devno;
109	int timing_shift = (16 * ap->port_no) + 8 * (adev->devno ^ 1);
110	u32 pio_timing_data;
111	u16 pio_mode_data;
112
113	pci_read_config_word(pdev, ATIIXP_IDE_PIO_MODE, &pio_mode_data);
114	pio_mode_data &= ~(0x7 << (4 * dn));
115	pio_mode_data |= pio << (4 * dn);
116	pci_write_config_word(pdev, ATIIXP_IDE_PIO_MODE, pio_mode_data);
117
118	pci_read_config_dword(pdev, ATIIXP_IDE_PIO_TIMING, &pio_timing_data);
119	pio_timing_data &= ~(0xFF << timing_shift);
120	pio_timing_data |= (pio_timings[pio] << timing_shift);
121	pci_write_config_dword(pdev, ATIIXP_IDE_PIO_TIMING, pio_timing_data);
122}
123
124/**
125 *	atiixp_set_piomode	-	set initial PIO mode data
126 *	@ap: ATA interface
127 *	@adev: ATA device
128 *
129 *	Called to do the PIO mode setup. We use a shared helper for this
130 *	as the DMA setup must also adjust the PIO timing information.
131 */
132
133static void atiixp_set_piomode(struct ata_port *ap, struct ata_device *adev)
134{
135	unsigned long flags;
136	spin_lock_irqsave(&atiixp_lock, flags);
137	atiixp_set_pio_timing(ap, adev, adev->pio_mode - XFER_PIO_0);
138	spin_unlock_irqrestore(&atiixp_lock, flags);
139}
140
141/**
142 *	atiixp_set_dmamode	-	set initial DMA mode data
143 *	@ap: ATA interface
144 *	@adev: ATA device
145 *
146 *	Called to do the DMA mode setup. We use timing tables for most
147 *	modes but must tune an appropriate PIO mode to match.
148 */
149
150static void atiixp_set_dmamode(struct ata_port *ap, struct ata_device *adev)
151{
152	static const u8 mwdma_timings[5] = { 0x77, 0x21, 0x20 };
153
154	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
155	int dma = adev->dma_mode;
156	int dn = 2 * ap->port_no + adev->devno;
157	int wanted_pio;
158	unsigned long flags;
159
160	spin_lock_irqsave(&atiixp_lock, flags);
161
162	if (adev->dma_mode >= XFER_UDMA_0) {
163		u16 udma_mode_data;
164
165		dma -= XFER_UDMA_0;
166
167		pci_read_config_word(pdev, ATIIXP_IDE_UDMA_MODE, &udma_mode_data);
168		udma_mode_data &= ~(0x7 << (4 * dn));
169		udma_mode_data |= dma << (4 * dn);
170		pci_write_config_word(pdev, ATIIXP_IDE_UDMA_MODE, udma_mode_data);
171	} else {
172		int timing_shift = (16 * ap->port_no) + 8 * (adev->devno ^ 1);
173		u32 mwdma_timing_data;
174
175		dma -= XFER_MW_DMA_0;
176
177		pci_read_config_dword(pdev, ATIIXP_IDE_MWDMA_TIMING,
178				      &mwdma_timing_data);
179		mwdma_timing_data &= ~(0xFF << timing_shift);
180		mwdma_timing_data |= (mwdma_timings[dma] << timing_shift);
181		pci_write_config_dword(pdev, ATIIXP_IDE_MWDMA_TIMING,
182				       mwdma_timing_data);
183	}
184	/*
185	 *	We must now look at the PIO mode situation. We may need to
186	 *	adjust the PIO mode to keep the timings acceptable
187	 */
188	if (adev->dma_mode >= XFER_MW_DMA_2)
189		wanted_pio = 4;
190	else if (adev->dma_mode == XFER_MW_DMA_1)
191		wanted_pio = 3;
192	else if (adev->dma_mode == XFER_MW_DMA_0)
193		wanted_pio = 0;
194	else BUG();
195
196	if (adev->pio_mode != wanted_pio)
197		atiixp_set_pio_timing(ap, adev, wanted_pio);
198	spin_unlock_irqrestore(&atiixp_lock, flags);
199}
200
201/**
202 *	atiixp_bmdma_start	-	DMA start callback
203 *	@qc: Command in progress
204 *
205 *	When DMA begins we need to ensure that the UDMA control
206 *	register for the channel is correctly set.
207 *
208 *	Note: The host lock held by the libata layer protects
209 *	us from two channels both trying to set DMA bits at once
210 */
211
212static void atiixp_bmdma_start(struct ata_queued_cmd *qc)
213{
214	struct ata_port *ap = qc->ap;
215	struct ata_device *adev = qc->dev;
216
217	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
218	int dn = (2 * ap->port_no) + adev->devno;
219	u16 tmp16;
220
221	pci_read_config_word(pdev, ATIIXP_IDE_UDMA_CONTROL, &tmp16);
222	if (ata_using_udma(adev))
223		tmp16 |= (1 << dn);
224	else
225		tmp16 &= ~(1 << dn);
226	pci_write_config_word(pdev, ATIIXP_IDE_UDMA_CONTROL, tmp16);
227	ata_bmdma_start(qc);
228}
229
230/**
231 *	atiixp_bmdma_stop	-	DMA stop callback
232 *	@qc: Command in progress
233 *
234 *	DMA has completed. Clear the UDMA flag as the next operations will
235 *	be PIO ones not UDMA data transfer.
236 *
237 *	Note: The host lock held by the libata layer protects
238 *	us from two channels both trying to set DMA bits at once
239 */
240
241static void atiixp_bmdma_stop(struct ata_queued_cmd *qc)
242{
243	struct ata_port *ap = qc->ap;
244	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
245	int dn = (2 * ap->port_no) + qc->dev->devno;
246	u16 tmp16;
247
248	pci_read_config_word(pdev, ATIIXP_IDE_UDMA_CONTROL, &tmp16);
249	tmp16 &= ~(1 << dn);
250	pci_write_config_word(pdev, ATIIXP_IDE_UDMA_CONTROL, tmp16);
251	ata_bmdma_stop(qc);
252}
253
254static const struct scsi_host_template atiixp_sht = {
255	ATA_BASE_SHT(DRV_NAME),
256	.sg_tablesize		= LIBATA_DUMB_MAX_PRD,
257	.dma_boundary		= ATA_DMA_BOUNDARY,
258};
259
260static struct ata_port_operations atiixp_port_ops = {
261	.inherits	= &ata_bmdma_port_ops,
262
263	.qc_prep 	= ata_bmdma_dumb_qc_prep,
264	.bmdma_start 	= atiixp_bmdma_start,
265	.bmdma_stop	= atiixp_bmdma_stop,
266
267	.prereset	= atiixp_prereset,
268	.cable_detect	= atiixp_cable_detect,
269	.set_piomode	= atiixp_set_piomode,
270	.set_dmamode	= atiixp_set_dmamode,
271};
272
273static int atiixp_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
274{
275	static const struct ata_port_info info = {
276		.flags = ATA_FLAG_SLAVE_POSS,
277		.pio_mask = ATA_PIO4,
278		.mwdma_mask = ATA_MWDMA12_ONLY,
279		.udma_mask = ATA_UDMA5,
280		.port_ops = &atiixp_port_ops
281	};
282	const struct ata_port_info *ppi[] = { &info, &info };
283
284	/* SB600 doesn't have secondary port wired */
285	if (pdev->device == PCI_DEVICE_ID_ATI_IXP600_IDE)
286		ppi[1] = &ata_dummy_port_info;
287
288	return ata_pci_bmdma_init_one(pdev, ppi, &atiixp_sht, NULL,
289				      ATA_HOST_PARALLEL_SCAN);
290}
291
292static const struct pci_device_id atiixp[] = {
293	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP200_IDE), },
294	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP300_IDE), },
295	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP400_IDE), },
296	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP600_IDE), },
297	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP700_IDE), },
298	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_HUDSON2_IDE), },
299
300	{ },
301};
302
303static struct pci_driver atiixp_pci_driver = {
304	.name 		= DRV_NAME,
305	.id_table	= atiixp,
306	.probe 		= atiixp_init_one,
307	.remove		= ata_pci_remove_one,
308#ifdef CONFIG_PM_SLEEP
309	.resume		= ata_pci_device_resume,
310	.suspend	= ata_pci_device_suspend,
311#endif
312};
313
314module_pci_driver(atiixp_pci_driver);
315
316MODULE_AUTHOR("Alan Cox");
317MODULE_DESCRIPTION("low-level driver for ATI IXP200/300/400");
318MODULE_LICENSE("GPL");
319MODULE_DEVICE_TABLE(pci, atiixp);
320MODULE_VERSION(DRV_VERSION);
v4.6
 
  1/*
  2 * pata_atiixp.c 	- ATI PATA for new ATA layer
  3 *			  (C) 2005 Red Hat Inc
  4 *			  (C) 2009-2010 Bartlomiej Zolnierkiewicz
  5 *
  6 * Based on
  7 *
  8 *  linux/drivers/ide/pci/atiixp.c	Version 0.01-bart2	Feb. 26, 2004
  9 *
 10 *  Copyright (C) 2003 ATI Inc. <hyu@ati.com>
 11 *  Copyright (C) 2004 Bartlomiej Zolnierkiewicz
 12 *
 13 */
 14
 15#include <linux/kernel.h>
 16#include <linux/module.h>
 17#include <linux/pci.h>
 18#include <linux/blkdev.h>
 19#include <linux/delay.h>
 20#include <scsi/scsi_host.h>
 21#include <linux/libata.h>
 22#include <linux/dmi.h>
 23
 24#define DRV_NAME "pata_atiixp"
 25#define DRV_VERSION "0.4.6"
 26
 27enum {
 28	ATIIXP_IDE_PIO_TIMING	= 0x40,
 29	ATIIXP_IDE_MWDMA_TIMING	= 0x44,
 30	ATIIXP_IDE_PIO_CONTROL	= 0x48,
 31	ATIIXP_IDE_PIO_MODE	= 0x4a,
 32	ATIIXP_IDE_UDMA_CONTROL	= 0x54,
 33	ATIIXP_IDE_UDMA_MODE 	= 0x56
 34};
 35
 36static const struct dmi_system_id attixp_cable_override_dmi_table[] = {
 37	{
 38		/* Board has onboard PATA<->SATA converters */
 39		.ident = "MSI E350DM-E33",
 40		.matches = {
 41			DMI_MATCH(DMI_BOARD_VENDOR, "MSI"),
 42			DMI_MATCH(DMI_BOARD_NAME, "E350DM-E33(MS-7720)"),
 43		},
 44	},
 45	{ }
 46};
 47
 48static int atiixp_cable_detect(struct ata_port *ap)
 49{
 50	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
 51	u8 udma;
 52
 53	if (dmi_check_system(attixp_cable_override_dmi_table))
 54		return ATA_CBL_PATA40_SHORT;
 55
 56	/* Hack from drivers/ide/pci. Really we want to know how to do the
 57	   raw detection not play follow the bios mode guess */
 58	pci_read_config_byte(pdev, ATIIXP_IDE_UDMA_MODE + ap->port_no, &udma);
 59	if ((udma & 0x07) >= 0x04 || (udma & 0x70) >= 0x40)
 60		return  ATA_CBL_PATA80;
 61	return ATA_CBL_PATA40;
 62}
 63
 64static DEFINE_SPINLOCK(atiixp_lock);
 65
 66/**
 67 *	atiixp_prereset	-	perform reset handling
 68 *	@link: ATA link
 69 *	@deadline: deadline jiffies for the operation
 70 *
 71 *	Reset sequence checking enable bits to see which ports are
 72 *	active.
 73 */
 74
 75static int atiixp_prereset(struct ata_link *link, unsigned long deadline)
 76{
 77	static const struct pci_bits atiixp_enable_bits[] = {
 78		{ 0x48, 1, 0x01, 0x00 },
 79		{ 0x48, 1, 0x08, 0x00 }
 80	};
 81
 82	struct ata_port *ap = link->ap;
 83	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
 84
 85	if (!pci_test_config_bits(pdev, &atiixp_enable_bits[ap->port_no]))
 86		return -ENOENT;
 87
 88	return ata_sff_prereset(link, deadline);
 89}
 90
 91/**
 92 *	atiixp_set_pio_timing	-	set initial PIO mode data
 93 *	@ap: ATA interface
 94 *	@adev: ATA device
 
 95 *
 96 *	Called by both the pio and dma setup functions to set the controller
 97 *	timings for PIO transfers. We must load both the mode number and
 98 *	timing values into the controller.
 99 */
100
101static void atiixp_set_pio_timing(struct ata_port *ap, struct ata_device *adev, int pio)
102{
103	static u8 pio_timings[5] = { 0x5D, 0x47, 0x34, 0x22, 0x20 };
104
105	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
106	int dn = 2 * ap->port_no + adev->devno;
107	int timing_shift = (16 * ap->port_no) + 8 * (adev->devno ^ 1);
108	u32 pio_timing_data;
109	u16 pio_mode_data;
110
111	pci_read_config_word(pdev, ATIIXP_IDE_PIO_MODE, &pio_mode_data);
112	pio_mode_data &= ~(0x7 << (4 * dn));
113	pio_mode_data |= pio << (4 * dn);
114	pci_write_config_word(pdev, ATIIXP_IDE_PIO_MODE, pio_mode_data);
115
116	pci_read_config_dword(pdev, ATIIXP_IDE_PIO_TIMING, &pio_timing_data);
117	pio_timing_data &= ~(0xFF << timing_shift);
118	pio_timing_data |= (pio_timings[pio] << timing_shift);
119	pci_write_config_dword(pdev, ATIIXP_IDE_PIO_TIMING, pio_timing_data);
120}
121
122/**
123 *	atiixp_set_piomode	-	set initial PIO mode data
124 *	@ap: ATA interface
125 *	@adev: ATA device
126 *
127 *	Called to do the PIO mode setup. We use a shared helper for this
128 *	as the DMA setup must also adjust the PIO timing information.
129 */
130
131static void atiixp_set_piomode(struct ata_port *ap, struct ata_device *adev)
132{
133	unsigned long flags;
134	spin_lock_irqsave(&atiixp_lock, flags);
135	atiixp_set_pio_timing(ap, adev, adev->pio_mode - XFER_PIO_0);
136	spin_unlock_irqrestore(&atiixp_lock, flags);
137}
138
139/**
140 *	atiixp_set_dmamode	-	set initial DMA mode data
141 *	@ap: ATA interface
142 *	@adev: ATA device
143 *
144 *	Called to do the DMA mode setup. We use timing tables for most
145 *	modes but must tune an appropriate PIO mode to match.
146 */
147
148static void atiixp_set_dmamode(struct ata_port *ap, struct ata_device *adev)
149{
150	static u8 mwdma_timings[5] = { 0x77, 0x21, 0x20 };
151
152	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
153	int dma = adev->dma_mode;
154	int dn = 2 * ap->port_no + adev->devno;
155	int wanted_pio;
156	unsigned long flags;
157
158	spin_lock_irqsave(&atiixp_lock, flags);
159
160	if (adev->dma_mode >= XFER_UDMA_0) {
161		u16 udma_mode_data;
162
163		dma -= XFER_UDMA_0;
164
165		pci_read_config_word(pdev, ATIIXP_IDE_UDMA_MODE, &udma_mode_data);
166		udma_mode_data &= ~(0x7 << (4 * dn));
167		udma_mode_data |= dma << (4 * dn);
168		pci_write_config_word(pdev, ATIIXP_IDE_UDMA_MODE, udma_mode_data);
169	} else {
170		int timing_shift = (16 * ap->port_no) + 8 * (adev->devno ^ 1);
171		u32 mwdma_timing_data;
172
173		dma -= XFER_MW_DMA_0;
174
175		pci_read_config_dword(pdev, ATIIXP_IDE_MWDMA_TIMING,
176				      &mwdma_timing_data);
177		mwdma_timing_data &= ~(0xFF << timing_shift);
178		mwdma_timing_data |= (mwdma_timings[dma] << timing_shift);
179		pci_write_config_dword(pdev, ATIIXP_IDE_MWDMA_TIMING,
180				       mwdma_timing_data);
181	}
182	/*
183	 *	We must now look at the PIO mode situation. We may need to
184	 *	adjust the PIO mode to keep the timings acceptable
185	 */
186	 if (adev->dma_mode >= XFER_MW_DMA_2)
187	 	wanted_pio = 4;
188	else if (adev->dma_mode == XFER_MW_DMA_1)
189		wanted_pio = 3;
190	else if (adev->dma_mode == XFER_MW_DMA_0)
191		wanted_pio = 0;
192	else BUG();
193
194	if (adev->pio_mode != wanted_pio)
195		atiixp_set_pio_timing(ap, adev, wanted_pio);
196	spin_unlock_irqrestore(&atiixp_lock, flags);
197}
198
199/**
200 *	atiixp_bmdma_start	-	DMA start callback
201 *	@qc: Command in progress
202 *
203 *	When DMA begins we need to ensure that the UDMA control
204 *	register for the channel is correctly set.
205 *
206 *	Note: The host lock held by the libata layer protects
207 *	us from two channels both trying to set DMA bits at once
208 */
209
210static void atiixp_bmdma_start(struct ata_queued_cmd *qc)
211{
212	struct ata_port *ap = qc->ap;
213	struct ata_device *adev = qc->dev;
214
215	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
216	int dn = (2 * ap->port_no) + adev->devno;
217	u16 tmp16;
218
219	pci_read_config_word(pdev, ATIIXP_IDE_UDMA_CONTROL, &tmp16);
220	if (ata_using_udma(adev))
221		tmp16 |= (1 << dn);
222	else
223		tmp16 &= ~(1 << dn);
224	pci_write_config_word(pdev, ATIIXP_IDE_UDMA_CONTROL, tmp16);
225	ata_bmdma_start(qc);
226}
227
228/**
229 *	atiixp_dma_stop	-	DMA stop callback
230 *	@qc: Command in progress
231 *
232 *	DMA has completed. Clear the UDMA flag as the next operations will
233 *	be PIO ones not UDMA data transfer.
234 *
235 *	Note: The host lock held by the libata layer protects
236 *	us from two channels both trying to set DMA bits at once
237 */
238
239static void atiixp_bmdma_stop(struct ata_queued_cmd *qc)
240{
241	struct ata_port *ap = qc->ap;
242	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
243	int dn = (2 * ap->port_no) + qc->dev->devno;
244	u16 tmp16;
245
246	pci_read_config_word(pdev, ATIIXP_IDE_UDMA_CONTROL, &tmp16);
247	tmp16 &= ~(1 << dn);
248	pci_write_config_word(pdev, ATIIXP_IDE_UDMA_CONTROL, tmp16);
249	ata_bmdma_stop(qc);
250}
251
252static struct scsi_host_template atiixp_sht = {
253	ATA_BMDMA_SHT(DRV_NAME),
254	.sg_tablesize		= LIBATA_DUMB_MAX_PRD,
 
255};
256
257static struct ata_port_operations atiixp_port_ops = {
258	.inherits	= &ata_bmdma_port_ops,
259
260	.qc_prep 	= ata_bmdma_dumb_qc_prep,
261	.bmdma_start 	= atiixp_bmdma_start,
262	.bmdma_stop	= atiixp_bmdma_stop,
263
264	.prereset	= atiixp_prereset,
265	.cable_detect	= atiixp_cable_detect,
266	.set_piomode	= atiixp_set_piomode,
267	.set_dmamode	= atiixp_set_dmamode,
268};
269
270static int atiixp_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
271{
272	static const struct ata_port_info info = {
273		.flags = ATA_FLAG_SLAVE_POSS,
274		.pio_mask = ATA_PIO4,
275		.mwdma_mask = ATA_MWDMA12_ONLY,
276		.udma_mask = ATA_UDMA5,
277		.port_ops = &atiixp_port_ops
278	};
279	const struct ata_port_info *ppi[] = { &info, &info };
 
 
 
 
280
281	return ata_pci_bmdma_init_one(pdev, ppi, &atiixp_sht, NULL,
282				      ATA_HOST_PARALLEL_SCAN);
283}
284
285static const struct pci_device_id atiixp[] = {
286	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP200_IDE), },
287	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP300_IDE), },
288	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP400_IDE), },
289	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP600_IDE), },
290	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP700_IDE), },
291	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_HUDSON2_IDE), },
292
293	{ },
294};
295
296static struct pci_driver atiixp_pci_driver = {
297	.name 		= DRV_NAME,
298	.id_table	= atiixp,
299	.probe 		= atiixp_init_one,
300	.remove		= ata_pci_remove_one,
301#ifdef CONFIG_PM_SLEEP
302	.resume		= ata_pci_device_resume,
303	.suspend	= ata_pci_device_suspend,
304#endif
305};
306
307module_pci_driver(atiixp_pci_driver);
308
309MODULE_AUTHOR("Alan Cox");
310MODULE_DESCRIPTION("low-level driver for ATI IXP200/300/400");
311MODULE_LICENSE("GPL");
312MODULE_DEVICE_TABLE(pci, atiixp);
313MODULE_VERSION(DRV_VERSION);