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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Linus Torvalds1da177e2005-04-16 15:20:36 -07002 * Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org>
Sergei Shtylyov669165d2009-06-07 13:52:50 +02003 * Copyright (C) 2006-2007, 2009 MontaVista Software, Inc.
Bartlomiej Zolnierkiewicza337c222010-01-18 07:19:14 +00004 * Copyright (C) 2007-2010 Bartlomiej Zolnierkiewicz
Linus Torvalds1da177e2005-04-16 15:20:36 -07005 *
Linus Torvalds1da177e2005-04-16 15:20:36 -07006 * Portions Copyright (C) 1999 Promise Technology, Inc.
7 * Author: Frank Tiernan (frankt@promise.com)
8 * Released under terms of General Public License
9 */
10
Linus Torvalds1da177e2005-04-16 15:20:36 -070011#include <linux/types.h>
12#include <linux/module.h>
13#include <linux/kernel.h>
14#include <linux/delay.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070015#include <linux/blkdev.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070016#include <linux/pci.h>
17#include <linux/init.h>
18#include <linux/ide.h>
19
20#include <asm/io.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070021
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +020022#define DRV_NAME "pdc202xx_old"
23
Bartlomiej Zolnierkiewicz87761682010-01-19 01:45:29 -080024static void pdc202xx_set_mode(ide_hwif_t *hwif, ide_drive_t *drive)
Linus Torvalds1da177e2005-04-16 15:20:36 -070025{
Bartlomiej Zolnierkiewicz36501652008-02-01 23:09:31 +010026 struct pci_dev *dev = to_pci_dev(hwif->dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -070027 u8 drive_pci = 0x60 + (drive->dn << 2);
Bartlomiej Zolnierkiewicz87761682010-01-19 01:45:29 -080028 const u8 speed = drive->dma_mode;
Linus Torvalds1da177e2005-04-16 15:20:36 -070029
Bartlomiej Zolnierkiewicz4fce3162007-05-16 00:51:41 +020030 u8 AP = 0, BP = 0, CP = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -070031 u8 TA = 0, TB = 0, TC = 0;
32
Bartlomiej Zolnierkiewicz4fce3162007-05-16 00:51:41 +020033 pci_read_config_byte(dev, drive_pci, &AP);
34 pci_read_config_byte(dev, drive_pci + 1, &BP);
35 pci_read_config_byte(dev, drive_pci + 2, &CP);
Linus Torvalds1da177e2005-04-16 15:20:36 -070036
37 switch(speed) {
Linus Torvalds1da177e2005-04-16 15:20:36 -070038 case XFER_UDMA_5:
39 case XFER_UDMA_4: TB = 0x20; TC = 0x01; break;
40 case XFER_UDMA_2: TB = 0x20; TC = 0x01; break;
41 case XFER_UDMA_3:
42 case XFER_UDMA_1: TB = 0x40; TC = 0x02; break;
43 case XFER_UDMA_0:
44 case XFER_MW_DMA_2: TB = 0x60; TC = 0x03; break;
45 case XFER_MW_DMA_1: TB = 0x60; TC = 0x04; break;
Bartlomiej Zolnierkiewicz4fce3162007-05-16 00:51:41 +020046 case XFER_MW_DMA_0: TB = 0xE0; TC = 0x0F; break;
Linus Torvalds1da177e2005-04-16 15:20:36 -070047 case XFER_PIO_4: TA = 0x01; TB = 0x04; break;
48 case XFER_PIO_3: TA = 0x02; TB = 0x06; break;
49 case XFER_PIO_2: TA = 0x03; TB = 0x08; break;
50 case XFER_PIO_1: TA = 0x05; TB = 0x0C; break;
51 case XFER_PIO_0:
52 default: TA = 0x09; TB = 0x13; break;
53 }
54
55 if (speed < XFER_SW_DMA_0) {
Bartlomiej Zolnierkiewicz4fce3162007-05-16 00:51:41 +020056 /*
57 * preserve SYNC_INT / ERDDY_EN bits while clearing
58 * Prefetch_EN / IORDY_EN / PA[3:0] bits of register A
59 */
60 AP &= ~0x3f;
Bartlomiej Zolnierkiewiczc9ef59f2009-06-15 18:52:53 +020061 if (ide_pio_need_iordy(drive, speed - XFER_PIO_0))
Bartlomiej Zolnierkiewicz4fce3162007-05-16 00:51:41 +020062 AP |= 0x20; /* set IORDY_EN bit */
63 if (drive->media == ide_disk)
64 AP |= 0x10; /* set Prefetch_EN bit */
65 /* clear PB[4:0] bits of register B */
66 BP &= ~0x1f;
67 pci_write_config_byte(dev, drive_pci, AP | TA);
68 pci_write_config_byte(dev, drive_pci + 1, BP | TB);
Linus Torvalds1da177e2005-04-16 15:20:36 -070069 } else {
Bartlomiej Zolnierkiewicz4fce3162007-05-16 00:51:41 +020070 /* clear MB[2:0] bits of register B */
71 BP &= ~0xe0;
72 /* clear MC[3:0] bits of register C */
73 CP &= ~0x0f;
74 pci_write_config_byte(dev, drive_pci + 1, BP | TB);
75 pci_write_config_byte(dev, drive_pci + 2, CP | TC);
Linus Torvalds1da177e2005-04-16 15:20:36 -070076 }
Linus Torvalds1da177e2005-04-16 15:20:36 -070077}
78
Bartlomiej Zolnierkiewicze085b3c2010-01-19 01:44:41 -080079static void pdc202xx_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
Linus Torvalds1da177e2005-04-16 15:20:36 -070080{
Bartlomiej Zolnierkiewicz87761682010-01-19 01:45:29 -080081 drive->dma_mode = drive->pio_mode;
82 pdc202xx_set_mode(hwif, drive);
Linus Torvalds1da177e2005-04-16 15:20:36 -070083}
84
Sergei Shtylyove0321fb2009-06-15 18:52:59 +020085static int pdc202xx_test_irq(ide_hwif_t *hwif)
86{
87 struct pci_dev *dev = to_pci_dev(hwif->dev);
88 unsigned long high_16 = pci_resource_start(dev, 4);
89 u8 sc1d = inb(high_16 + 0x1d);
90
91 if (hwif->channel) {
92 /*
93 * bit 7: error, bit 6: interrupting,
94 * bit 5: FIFO full, bit 4: FIFO empty
95 */
Sergei Shtylyovf693be42010-04-14 05:52:59 +000096 return (sc1d & 0x40) ? 1 : 0;
Sergei Shtylyove0321fb2009-06-15 18:52:59 +020097 } else {
98 /*
99 * bit 3: error, bit 2: interrupting,
100 * bit 1: FIFO full, bit 0: FIFO empty
101 */
Sergei Shtylyovf693be42010-04-14 05:52:59 +0000102 return (sc1d & 0x04) ? 1 : 0;
Sergei Shtylyove0321fb2009-06-15 18:52:59 +0200103 }
104}
105
Bartlomiej Zolnierkiewiczf454cbe2008-08-05 18:17:04 +0200106static u8 pdc2026x_cable_detect(ide_hwif_t *hwif)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700107{
Bartlomiej Zolnierkiewicz36501652008-02-01 23:09:31 +0100108 struct pci_dev *dev = to_pci_dev(hwif->dev);
Alan Cox1bee4d12008-02-02 19:56:38 +0100109 u16 CIS, mask = hwif->channel ? (1 << 11) : (1 << 10);
Bartlomiej Zolnierkiewicz49521f92007-07-09 23:17:58 +0200110
Bartlomiej Zolnierkiewicz36501652008-02-01 23:09:31 +0100111 pci_read_config_word(dev, 0x50, &CIS);
Bartlomiej Zolnierkiewicz49521f92007-07-09 23:17:58 +0200112
113 return (CIS & mask) ? ATA_CBL_PATA40 : ATA_CBL_PATA80;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114}
115
116/*
117 * Set the control register to use the 66MHz system
118 * clock for UDMA 3/4/5 mode operation when necessary.
119 *
Bartlomiej Zolnierkiewicz4fce3162007-05-16 00:51:41 +0200120 * FIXME: this register is shared by both channels, some locking is needed
121 *
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122 * It may also be possible to leave the 66MHz clock on
123 * and readjust the timing parameters.
124 */
125static void pdc_old_enable_66MHz_clock(ide_hwif_t *hwif)
126{
Bartlomiej Zolnierkiewicz1c029fd2008-01-25 22:17:05 +0100127 unsigned long clock_reg = hwif->extra_base + 0x01;
Bartlomiej Zolnierkiewicz0ecdca22007-02-17 02:40:25 +0100128 u8 clock = inb(clock_reg);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700129
Bartlomiej Zolnierkiewicz0ecdca22007-02-17 02:40:25 +0100130 outb(clock | (hwif->channel ? 0x08 : 0x02), clock_reg);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700131}
132
133static void pdc_old_disable_66MHz_clock(ide_hwif_t *hwif)
134{
Bartlomiej Zolnierkiewicz1c029fd2008-01-25 22:17:05 +0100135 unsigned long clock_reg = hwif->extra_base + 0x01;
Bartlomiej Zolnierkiewicz0ecdca22007-02-17 02:40:25 +0100136 u8 clock = inb(clock_reg);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700137
Bartlomiej Zolnierkiewicz0ecdca22007-02-17 02:40:25 +0100138 outb(clock & ~(hwif->channel ? 0x08 : 0x02), clock_reg);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700139}
140
Bartlomiej Zolnierkiewicza337c222010-01-18 07:19:14 +0000141static void pdc2026x_init_hwif(ide_hwif_t *hwif)
142{
143 pdc_old_disable_66MHz_clock(hwif);
144}
145
Bartlomiej Zolnierkiewicz5e37bdc2008-04-26 22:25:24 +0200146static void pdc202xx_dma_start(ide_drive_t *drive)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700147{
148 if (drive->current_speed > XFER_UDMA_2)
149 pdc_old_enable_66MHz_clock(drive->hwif);
Bartlomiej Zolnierkiewicz97100fc2008-10-13 21:39:36 +0200150 if (drive->media != ide_disk || (drive->dev_flags & IDE_DFLAG_LBA48)) {
Bartlomiej Zolnierkiewicz898ec222009-01-06 17:20:52 +0100151 ide_hwif_t *hwif = drive->hwif;
Bartlomiej Zolnierkiewiczb65fac32009-01-06 17:20:50 +0100152 struct request *rq = hwif->rq;
Bartlomiej Zolnierkiewicz1c029fd2008-01-25 22:17:05 +0100153 unsigned long high_16 = hwif->extra_base - 16;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700154 unsigned long atapi_reg = high_16 + (hwif->channel ? 0x24 : 0x20);
155 u32 word_count = 0;
Bartlomiej Zolnierkiewicz0ecdca22007-02-17 02:40:25 +0100156 u8 clock = inb(high_16 + 0x11);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157
Bartlomiej Zolnierkiewicz0ecdca22007-02-17 02:40:25 +0100158 outb(clock | (hwif->channel ? 0x08 : 0x02), high_16 + 0x11);
Tejun Heo9780e2d2009-05-07 22:24:40 +0900159 word_count = (blk_rq_sectors(rq) << 8);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160 word_count = (rq_data_dir(rq) == READ) ?
161 word_count | 0x05000000 :
162 word_count | 0x06000000;
Bartlomiej Zolnierkiewicz0ecdca22007-02-17 02:40:25 +0100163 outl(word_count, atapi_reg);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700164 }
165 ide_dma_start(drive);
166}
167
Bartlomiej Zolnierkiewicz5e37bdc2008-04-26 22:25:24 +0200168static int pdc202xx_dma_end(ide_drive_t *drive)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700169{
Bartlomiej Zolnierkiewicz97100fc2008-10-13 21:39:36 +0200170 if (drive->media != ide_disk || (drive->dev_flags & IDE_DFLAG_LBA48)) {
Bartlomiej Zolnierkiewicz898ec222009-01-06 17:20:52 +0100171 ide_hwif_t *hwif = drive->hwif;
Bartlomiej Zolnierkiewicz1c029fd2008-01-25 22:17:05 +0100172 unsigned long high_16 = hwif->extra_base - 16;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700173 unsigned long atapi_reg = high_16 + (hwif->channel ? 0x24 : 0x20);
174 u8 clock = 0;
175
Bartlomiej Zolnierkiewicz0ecdca22007-02-17 02:40:25 +0100176 outl(0, atapi_reg); /* zero out extra */
177 clock = inb(high_16 + 0x11);
178 outb(clock & ~(hwif->channel ? 0x08:0x02), high_16 + 0x11);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700179 }
180 if (drive->current_speed > XFER_UDMA_2)
181 pdc_old_disable_66MHz_clock(drive->hwif);
Bartlomiej Zolnierkiewicz653bcf52008-10-13 21:39:46 +0200182 return ide_dma_end(drive);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700183}
184
Bartlomiej Zolnierkiewicz2ed0ef52009-03-24 23:22:53 +0100185static int init_chipset_pdc202xx(struct pci_dev *dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186{
Bartlomiej Zolnierkiewicz73369d22008-04-26 22:25:21 +0200187 unsigned long dmabase = pci_resource_start(dev, 4);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700188 u8 udma_speed_flag = 0, primary_mode = 0, secondary_mode = 0;
189
Bartlomiej Zolnierkiewicz73369d22008-04-26 22:25:21 +0200190 if (dmabase == 0)
191 goto out;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700192
Bartlomiej Zolnierkiewicz0ecdca22007-02-17 02:40:25 +0100193 udma_speed_flag = inb(dmabase | 0x1f);
194 primary_mode = inb(dmabase | 0x1a);
195 secondary_mode = inb(dmabase | 0x1b);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700196 printk(KERN_INFO "%s: (U)DMA Burst Bit %sABLED " \
197 "Primary %s Mode " \
Bartlomiej Zolnierkiewicz5e59c232008-04-26 22:25:20 +0200198 "Secondary %s Mode.\n", pci_name(dev),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700199 (udma_speed_flag & 1) ? "EN" : "DIS",
200 (primary_mode & 1) ? "MASTER" : "PCI",
201 (secondary_mode & 1) ? "MASTER" : "PCI" );
202
Linus Torvalds1da177e2005-04-16 15:20:36 -0700203 if (!(udma_speed_flag & 1)) {
204 printk(KERN_INFO "%s: FORCING BURST BIT 0x%02x->0x%02x ",
Bartlomiej Zolnierkiewicz5e59c232008-04-26 22:25:20 +0200205 pci_name(dev), udma_speed_flag,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700206 (udma_speed_flag|1));
Bartlomiej Zolnierkiewicz0ecdca22007-02-17 02:40:25 +0100207 outb(udma_speed_flag | 1, dmabase | 0x1f);
208 printk("%sACTIVE\n", (inb(dmabase | 0x1f) & 1) ? "" : "IN");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700209 }
Bartlomiej Zolnierkiewicz73369d22008-04-26 22:25:21 +0200210out:
Bartlomiej Zolnierkiewicz2ed0ef52009-03-24 23:22:53 +0100211 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700212}
213
Bartlomiej Zolnierkiewicz97f84ba2007-10-19 00:30:09 +0200214static void __devinit pdc202ata4_fixup_irq(struct pci_dev *dev,
215 const char *name)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700216{
217 if ((dev->class >> 8) != PCI_CLASS_STORAGE_IDE) {
218 u8 irq = 0, irq2 = 0;
219 pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq);
220 /* 0xbc */
221 pci_read_config_byte(dev, (PCI_INTERRUPT_LINE)|0x80, &irq2);
222 if (irq != irq2) {
223 pci_write_config_byte(dev,
224 (PCI_INTERRUPT_LINE)|0x80, irq); /* 0xbc */
Bartlomiej Zolnierkiewicz28cfd8a2008-07-24 22:53:31 +0200225 printk(KERN_INFO "%s %s: PCI config space interrupt "
226 "mirror fixed\n", name, pci_name(dev));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700227 }
228 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700229}
230
Bartlomiej Zolnierkiewicz4db90a12008-01-25 22:17:18 +0100231#define IDE_HFLAGS_PDC202XX \
232 (IDE_HFLAG_ERROR_STOPS_FIFO | \
Bartlomiej Zolnierkiewicz4db90a12008-01-25 22:17:18 +0100233 IDE_HFLAG_OFF_BOARD)
234
Bartlomiej Zolnierkiewiczac95bee2008-04-26 22:25:14 +0200235static const struct ide_port_ops pdc20246_port_ops = {
236 .set_pio_mode = pdc202xx_set_pio_mode,
237 .set_dma_mode = pdc202xx_set_mode,
Sergei Shtylyove0321fb2009-06-15 18:52:59 +0200238 .test_irq = pdc202xx_test_irq,
Bartlomiej Zolnierkiewiczac95bee2008-04-26 22:25:14 +0200239};
240
241static const struct ide_port_ops pdc2026x_port_ops = {
242 .set_pio_mode = pdc202xx_set_pio_mode,
243 .set_dma_mode = pdc202xx_set_mode,
Sergei Shtylyov63e7cf92010-04-14 05:50:26 +0000244 .test_irq = pdc202xx_test_irq,
Bartlomiej Zolnierkiewiczac95bee2008-04-26 22:25:14 +0200245 .cable_detect = pdc2026x_cable_detect,
246};
247
Bartlomiej Zolnierkiewiczf37afda2008-04-26 22:25:24 +0200248static const struct ide_dma_ops pdc2026x_dma_ops = {
249 .dma_host_set = ide_dma_host_set,
250 .dma_setup = ide_dma_setup,
Bartlomiej Zolnierkiewicz5e37bdc2008-04-26 22:25:24 +0200251 .dma_start = pdc202xx_dma_start,
252 .dma_end = pdc202xx_dma_end,
Sergei Shtylyov72b93042009-06-07 15:37:03 +0200253 .dma_test_irq = ide_dma_test_irq,
Sergei Shtylyov1221e242009-06-07 15:37:04 +0200254 .dma_lost_irq = ide_dma_lost_irq,
Bartlomiej Zolnierkiewicz22117d62009-03-27 12:46:47 +0100255 .dma_timer_expiry = ide_dma_sff_timer_expiry,
Sergei Shtylyov592b5312009-01-06 17:21:02 +0100256 .dma_sff_read_status = ide_dma_sff_read_status,
Bartlomiej Zolnierkiewicz5e37bdc2008-04-26 22:25:24 +0200257};
258
Bartlomiej Zolnierkiewicz6b492492008-12-29 20:27:34 +0100259#define DECLARE_PDC2026X_DEV(udma, sectors) \
Bartlomiej Zolnierkiewicz5ef8cb52007-10-19 00:30:10 +0200260 { \
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +0200261 .name = DRV_NAME, \
Bartlomiej Zolnierkiewicz5ef8cb52007-10-19 00:30:10 +0200262 .init_chipset = init_chipset_pdc202xx, \
Bartlomiej Zolnierkiewicza337c222010-01-18 07:19:14 +0000263 .init_hwif = pdc2026x_init_hwif, \
Bartlomiej Zolnierkiewiczac95bee2008-04-26 22:25:14 +0200264 .port_ops = &pdc2026x_port_ops, \
Bartlomiej Zolnierkiewicz5e37bdc2008-04-26 22:25:24 +0200265 .dma_ops = &pdc2026x_dma_ops, \
Bartlomiej Zolnierkiewicz6b492492008-12-29 20:27:34 +0100266 .host_flags = IDE_HFLAGS_PDC202XX, \
Bartlomiej Zolnierkiewicz5ef8cb52007-10-19 00:30:10 +0200267 .pio_mask = ATA_PIO4, \
268 .mwdma_mask = ATA_MWDMA2, \
269 .udma_mask = udma, \
Bartlomiej Zolnierkiewicz6b492492008-12-29 20:27:34 +0100270 .max_sectors = sectors, \
Bartlomiej Zolnierkiewicz5ef8cb52007-10-19 00:30:10 +0200271 }
272
Bartlomiej Zolnierkiewicz85620432007-10-20 00:32:34 +0200273static const struct ide_port_info pdc202xx_chipsets[] __devinitdata = {
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +0200274 { /* 0: PDC20246 */
275 .name = DRV_NAME,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700276 .init_chipset = init_chipset_pdc202xx,
Bartlomiej Zolnierkiewiczac95bee2008-04-26 22:25:14 +0200277 .port_ops = &pdc20246_port_ops,
Sergei Shtylyov72b93042009-06-07 15:37:03 +0200278 .dma_ops = &sff_dma_ops,
Bartlomiej Zolnierkiewicz4db90a12008-01-25 22:17:18 +0100279 .host_flags = IDE_HFLAGS_PDC202XX,
Bartlomiej Zolnierkiewicz4099d142007-07-20 01:11:59 +0200280 .pio_mask = ATA_PIO4,
Bartlomiej Zolnierkiewicz5f8b6c32007-10-19 00:30:07 +0200281 .mwdma_mask = ATA_MWDMA2,
282 .udma_mask = ATA_UDMA2,
Bartlomiej Zolnierkiewicz5ef8cb52007-10-19 00:30:10 +0200283 },
284
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +0200285 /* 1: PDC2026{2,3} */
286 DECLARE_PDC2026X_DEV(ATA_UDMA4, 0),
Bartlomiej Zolnierkiewicz6b492492008-12-29 20:27:34 +0100287 /* 2: PDC2026{5,7}: UDMA5, limit LBA48 requests to 256 sectors */
288 DECLARE_PDC2026X_DEV(ATA_UDMA5, 256),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700289};
290
291/**
292 * pdc202xx_init_one - called when a PDC202xx is found
293 * @dev: the pdc202xx device
294 * @id: the matching pci id
295 *
296 * Called when the PCI registration layer (or the IDE initialization)
297 * finds a device matching our IDE device tables.
298 */
299
300static int __devinit pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id)
301{
Bartlomiej Zolnierkiewicz85620432007-10-20 00:32:34 +0200302 const struct ide_port_info *d;
Bartlomiej Zolnierkiewicz97f84ba2007-10-19 00:30:09 +0200303 u8 idx = id->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700304
Bartlomiej Zolnierkiewicz97f84ba2007-10-19 00:30:09 +0200305 d = &pdc202xx_chipsets[idx];
306
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +0200307 if (idx < 2)
Bartlomiej Zolnierkiewicz97f84ba2007-10-19 00:30:09 +0200308 pdc202ata4_fixup_irq(dev, d->name);
309
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +0200310 if (dev->vendor == PCI_DEVICE_ID_PROMISE_20265) {
Bartlomiej Zolnierkiewicz97f84ba2007-10-19 00:30:09 +0200311 struct pci_dev *bridge = dev->bus->self;
312
313 if (bridge &&
314 bridge->vendor == PCI_VENDOR_ID_INTEL &&
315 (bridge->device == PCI_DEVICE_ID_INTEL_I960 ||
316 bridge->device == PCI_DEVICE_ID_INTEL_I960RM)) {
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +0200317 printk(KERN_INFO DRV_NAME " %s: skipping Promise "
Bartlomiej Zolnierkiewicz28cfd8a2008-07-24 22:53:31 +0200318 "PDC20265 attached to I2O RAID controller\n",
319 pci_name(dev));
Bartlomiej Zolnierkiewicz97f84ba2007-10-19 00:30:09 +0200320 return -ENODEV;
321 }
322 }
323
Bartlomiej Zolnierkiewicz6cdf6eb2008-07-24 22:53:14 +0200324 return ide_pci_init_one(dev, d, NULL);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700325}
326
Bartlomiej Zolnierkiewicz9cbcc5e2007-10-16 22:29:56 +0200327static const struct pci_device_id pdc202xx_pci_tbl[] = {
328 { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20246), 0 },
329 { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20262), 1 },
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +0200330 { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20263), 1 },
331 { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20265), 2 },
332 { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20267), 2 },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700333 { 0, },
334};
335MODULE_DEVICE_TABLE(pci, pdc202xx_pci_tbl);
336
Bartlomiej Zolnierkiewicza9ab09e2008-10-13 21:39:41 +0200337static struct pci_driver pdc202xx_pci_driver = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700338 .name = "Promise_Old_IDE",
339 .id_table = pdc202xx_pci_tbl,
340 .probe = pdc202xx_init_one,
Bartlomiej Zolnierkiewicz574a1c22008-07-24 22:53:24 +0200341 .remove = ide_pci_remove,
Bartlomiej Zolnierkiewiczfeb22b72008-10-10 22:39:32 +0200342 .suspend = ide_pci_suspend,
343 .resume = ide_pci_resume,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700344};
345
Bartlomiej Zolnierkiewicz82ab1ee2007-01-27 13:46:56 +0100346static int __init pdc202xx_ide_init(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700347{
Bartlomiej Zolnierkiewicza9ab09e2008-10-13 21:39:41 +0200348 return ide_pci_register_driver(&pdc202xx_pci_driver);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700349}
350
Bartlomiej Zolnierkiewicz574a1c22008-07-24 22:53:24 +0200351static void __exit pdc202xx_ide_exit(void)
352{
Bartlomiej Zolnierkiewicza9ab09e2008-10-13 21:39:41 +0200353 pci_unregister_driver(&pdc202xx_pci_driver);
Bartlomiej Zolnierkiewicz574a1c22008-07-24 22:53:24 +0200354}
355
Linus Torvalds1da177e2005-04-16 15:20:36 -0700356module_init(pdc202xx_ide_init);
Bartlomiej Zolnierkiewicz574a1c22008-07-24 22:53:24 +0200357module_exit(pdc202xx_ide_exit);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700358
Bartlomiej Zolnierkiewicza337c222010-01-18 07:19:14 +0000359MODULE_AUTHOR("Andre Hedrick, Frank Tiernan, Bartlomiej Zolnierkiewicz");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700360MODULE_DESCRIPTION("PCI driver module for older Promise IDE");
361MODULE_LICENSE("GPL");