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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Linus Torvalds1da177e2005-04-16 15:20:36 -07002 * SL82C105/Winbond 553 IDE driver
3 *
4 * Maintainer unknown.
5 *
6 * Drive tuning added from Rebel.com's kernel sources
7 * -- Russell King (15/11/98) linux@arm.linux.org.uk
8 *
9 * Merge in Russell's HW workarounds, fix various problems
10 * with the timing registers setup.
11 * -- Benjamin Herrenschmidt (01/11/03) benh@kernel.crashing.org
Sergei Shtylyove93df702007-05-05 22:03:49 +020012 *
Sergei Shtylyov75c2d7d2009-06-08 22:03:03 +020013 * Copyright (C) 2006-2007,2009 MontaVista Software, Inc. <source@mvista.com>
Bartlomiej Zolnierkiewicz6ae8b1e2008-01-26 20:12:58 +010014 * Copyright (C) 2007 Bartlomiej Zolnierkiewicz
Linus Torvalds1da177e2005-04-16 15:20:36 -070015 */
16
Linus Torvalds1da177e2005-04-16 15:20:36 -070017#include <linux/types.h>
18#include <linux/module.h>
19#include <linux/kernel.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070020#include <linux/pci.h>
21#include <linux/ide.h>
22
23#include <asm/io.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070024
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +020025#define DRV_NAME "sl82c105"
26
Linus Torvalds1da177e2005-04-16 15:20:36 -070027/*
28 * SL82C105 PCI config register 0x40 bits.
29 */
30#define CTRL_IDE_IRQB (1 << 30)
31#define CTRL_IDE_IRQA (1 << 28)
32#define CTRL_LEGIRQ (1 << 11)
33#define CTRL_P1F16 (1 << 5)
34#define CTRL_P1EN (1 << 4)
35#define CTRL_P0F16 (1 << 1)
36#define CTRL_P0EN (1 << 0)
37
38/*
Sergei Shtylyove93df702007-05-05 22:03:49 +020039 * Convert a PIO mode and cycle time to the required on/off times
40 * for the interface. This has protection against runaway timings.
Linus Torvalds1da177e2005-04-16 15:20:36 -070041 */
Bartlomiej Zolnierkiewicz7dd00082007-07-20 01:11:56 +020042static unsigned int get_pio_timings(ide_drive_t *drive, u8 pio)
Linus Torvalds1da177e2005-04-16 15:20:36 -070043{
Bartlomiej Zolnierkiewicz3f847572008-07-16 20:33:38 +020044 struct ide_timing *t = ide_timing_find_mode(XFER_PIO_0 + pio);
Sergei Shtylyove93df702007-05-05 22:03:49 +020045 unsigned int cmd_on, cmd_off;
Bartlomiej Zolnierkiewicz22298332007-07-20 01:11:55 +020046 u8 iordy = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -070047
Bartlomiej Zolnierkiewicz3f847572008-07-16 20:33:38 +020048 cmd_on = (t->active + 29) / 30;
Bartlomiej Zolnierkiewicz7dd00082007-07-20 01:11:56 +020049 cmd_off = (ide_pio_cycle_time(drive, pio) - 30 * cmd_on + 29) / 30;
Linus Torvalds1da177e2005-04-16 15:20:36 -070050
Linus Torvalds1da177e2005-04-16 15:20:36 -070051 if (cmd_on == 0)
52 cmd_on = 1;
53
Linus Torvalds1da177e2005-04-16 15:20:36 -070054 if (cmd_off == 0)
55 cmd_off = 1;
56
Bartlomiej Zolnierkiewiczc9ef59f2009-06-15 18:52:53 +020057 if (ide_pio_need_iordy(drive, pio))
Bartlomiej Zolnierkiewicz22298332007-07-20 01:11:55 +020058 iordy = 0x40;
59
60 return (cmd_on - 1) << 8 | (cmd_off - 1) | iordy;
Linus Torvalds1da177e2005-04-16 15:20:36 -070061}
62
63/*
Sergei Shtylyove93df702007-05-05 22:03:49 +020064 * Configure the chipset for PIO mode.
Linus Torvalds1da177e2005-04-16 15:20:36 -070065 */
Bartlomiej Zolnierkiewicze085b3c2010-01-19 01:44:41 -080066static void sl82c105_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
Linus Torvalds1da177e2005-04-16 15:20:36 -070067{
Bartlomiej Zolnierkiewicze085b3c2010-01-19 01:44:41 -080068 struct pci_dev *dev = to_pci_dev(hwif->dev);
Joao Ramos5bfb151f2009-06-15 22:13:44 +020069 unsigned long timings = (unsigned long)ide_get_drivedata(drive);
Sergei Shtylyove93df702007-05-05 22:03:49 +020070 int reg = 0x44 + drive->dn * 4;
Sergei Shtylyove93df702007-05-05 22:03:49 +020071 u16 drv_ctrl;
Bartlomiej Zolnierkiewicze085b3c2010-01-19 01:44:41 -080072 const u8 pio = drive->pio_mode - XFER_PIO_0;
Linus Torvalds1da177e2005-04-16 15:20:36 -070073
Bartlomiej Zolnierkiewicz7dd00082007-07-20 01:11:56 +020074 drv_ctrl = get_pio_timings(drive, pio);
Sergei Shtylyov46cedc92007-05-16 00:51:44 +020075
76 /*
77 * Store the PIO timings so that we can restore them
78 * in case DMA will be turned off...
79 */
Joao Ramos5bfb151f2009-06-15 22:13:44 +020080 timings &= 0xffff0000;
81 timings |= drv_ctrl;
82 ide_set_drivedata(drive, (void *)timings);
Linus Torvalds1da177e2005-04-16 15:20:36 -070083
Bartlomiej Zolnierkiewicz6ae8b1e2008-01-26 20:12:58 +010084 pci_write_config_word(dev, reg, drv_ctrl);
85 pci_read_config_word (dev, reg, &drv_ctrl);
Sergei Shtylyove93df702007-05-05 22:03:49 +020086
87 printk(KERN_DEBUG "%s: selected %s (%dns) (%04X)\n", drive->name,
Bartlomiej Zolnierkiewicz7dd00082007-07-20 01:11:56 +020088 ide_xfer_verbose(pio + XFER_PIO_0),
89 ide_pio_cycle_time(drive, pio), drv_ctrl);
Linus Torvalds1da177e2005-04-16 15:20:36 -070090}
91
92/*
Bartlomiej Zolnierkiewicz88b2b322007-10-13 17:47:51 +020093 * Configure the chipset for DMA mode.
Sergei Shtylyov46cedc92007-05-16 00:51:44 +020094 */
Bartlomiej Zolnierkiewicz87761682010-01-19 01:45:29 -080095static void sl82c105_set_dma_mode(ide_hwif_t *hwif, ide_drive_t *drive)
Sergei Shtylyov46cedc92007-05-16 00:51:44 +020096{
97 static u16 mwdma_timings[] = {0x0707, 0x0201, 0x0200};
Joao Ramos5bfb151f2009-06-15 22:13:44 +020098 unsigned long timings = (unsigned long)ide_get_drivedata(drive);
Sergei Shtylyov46cedc92007-05-16 00:51:44 +020099 u16 drv_ctrl;
Bartlomiej Zolnierkiewicz87761682010-01-19 01:45:29 -0800100 const u8 speed = drive->dma_mode;
Sergei Shtylyov46cedc92007-05-16 00:51:44 +0200101
Bartlomiej Zolnierkiewicz4db90a12008-01-25 22:17:18 +0100102 drv_ctrl = mwdma_timings[speed - XFER_MW_DMA_0];
Sergei Shtylyov46cedc92007-05-16 00:51:44 +0200103
Bartlomiej Zolnierkiewicz4db90a12008-01-25 22:17:18 +0100104 /*
105 * Store the DMA timings so that we can actually program
106 * them when DMA will be turned on...
107 */
Joao Ramos5bfb151f2009-06-15 22:13:44 +0200108 timings &= 0x0000ffff;
109 timings |= (unsigned long)drv_ctrl << 16;
110 ide_set_drivedata(drive, (void *)timings);
Sergei Shtylyov46cedc92007-05-16 00:51:44 +0200111}
112
Sergei Shtylyov3779f812009-06-15 18:53:00 +0200113static int sl82c105_test_irq(ide_hwif_t *hwif)
114{
115 struct pci_dev *dev = to_pci_dev(hwif->dev);
116 u32 val, mask = hwif->channel ? CTRL_IDE_IRQB : CTRL_IDE_IRQA;
117
118 pci_read_config_dword(dev, 0x40, &val);
119
120 return (val & mask) ? 1 : 0;
121}
122
Sergei Shtylyov46cedc92007-05-16 00:51:44 +0200123/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700124 * The SL82C105 holds off all IDE interrupts while in DMA mode until
125 * all DMA activity is completed. Sometimes this causes problems (eg,
126 * when the drive wants to report an error condition).
127 *
128 * 0x7e is a "chip testing" register. Bit 2 resets the DMA controller
129 * state machine. We need to kick this to work around various bugs.
130 */
131static inline void sl82c105_reset_host(struct pci_dev *dev)
132{
133 u16 val;
134
135 pci_read_config_word(dev, 0x7e, &val);
136 pci_write_config_word(dev, 0x7e, val | (1 << 2));
137 pci_write_config_word(dev, 0x7e, val & ~(1 << 2));
138}
139
140/*
141 * If we get an IRQ timeout, it might be that the DMA state machine
142 * got confused. Fix from Todd Inglett. Details from Winbond.
143 *
144 * This function is called when the IDE timer expires, the drive
145 * indicates that it is READY, and we were waiting for DMA to complete.
146 */
Sergei Shtylyov841d2a92007-07-09 23:17:54 +0200147static void sl82c105_dma_lost_irq(ide_drive_t *drive)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700148{
Bartlomiej Zolnierkiewicz898ec222009-01-06 17:20:52 +0100149 ide_hwif_t *hwif = drive->hwif;
Bartlomiej Zolnierkiewicz36501652008-02-01 23:09:31 +0100150 struct pci_dev *dev = to_pci_dev(hwif->dev);
Sergei Shtylyov688a87d2007-05-05 22:03:49 +0200151 u32 val, mask = hwif->channel ? CTRL_IDE_IRQB : CTRL_IDE_IRQA;
152 u8 dma_cmd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153
Sergei Shtylyov75c2d7d2009-06-08 22:03:03 +0200154 printk(KERN_WARNING "sl82c105: lost IRQ, resetting host\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700155
156 /*
157 * Check the raw interrupt from the drive.
158 */
159 pci_read_config_dword(dev, 0x40, &val);
160 if (val & mask)
Sergei Shtylyov75c2d7d2009-06-08 22:03:03 +0200161 printk(KERN_INFO "sl82c105: drive was requesting IRQ, "
162 "but host lost it\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163
164 /*
165 * Was DMA enabled? If so, disable it - we're resetting the
166 * host. The IDE layer will be handling the drive for us.
167 */
Bartlomiej Zolnierkiewiczcab7f8e2008-07-23 19:55:51 +0200168 dma_cmd = inb(hwif->dma_base + ATA_DMA_CMD);
Sergei Shtylyov688a87d2007-05-05 22:03:49 +0200169 if (dma_cmd & 1) {
Bartlomiej Zolnierkiewiczcab7f8e2008-07-23 19:55:51 +0200170 outb(dma_cmd & ~1, hwif->dma_base + ATA_DMA_CMD);
Sergei Shtylyov75c2d7d2009-06-08 22:03:03 +0200171 printk(KERN_INFO "sl82c105: DMA was enabled\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700172 }
173
174 sl82c105_reset_host(dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175}
176
177/*
178 * ATAPI devices can cause the SL82C105 DMA state machine to go gaga.
179 * Winbond recommend that the DMA state machine is reset prior to
180 * setting the bus master DMA enable bit.
181 *
182 * The generic IDE core will have disabled the BMEN bit before this
183 * function is called.
184 */
Sergei Shtylyov688a87d2007-05-05 22:03:49 +0200185static void sl82c105_dma_start(ide_drive_t *drive)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186{
Bartlomiej Zolnierkiewicz898ec222009-01-06 17:20:52 +0100187 ide_hwif_t *hwif = drive->hwif;
Bartlomiej Zolnierkiewicz36501652008-02-01 23:09:31 +0100188 struct pci_dev *dev = to_pci_dev(hwif->dev);
Bartlomiej Zolnierkiewicz6ae8b1e2008-01-26 20:12:58 +0100189 int reg = 0x44 + drive->dn * 4;
190
Joao Ramos5bfb151f2009-06-15 22:13:44 +0200191 pci_write_config_word(dev, reg,
192 (unsigned long)ide_get_drivedata(drive) >> 16);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700193
194 sl82c105_reset_host(dev);
195 ide_dma_start(drive);
196}
197
Bartlomiej Zolnierkiewicz35c9b4d2009-03-31 20:15:19 +0200198static void sl82c105_dma_clear(ide_drive_t *drive)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700199{
Bartlomiej Zolnierkiewicz36501652008-02-01 23:09:31 +0100200 struct pci_dev *dev = to_pci_dev(drive->hwif->dev);
201
Bartlomiej Zolnierkiewicz36501652008-02-01 23:09:31 +0100202 sl82c105_reset_host(dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700203}
204
Bartlomiej Zolnierkiewicz6ae8b1e2008-01-26 20:12:58 +0100205static int sl82c105_dma_end(ide_drive_t *drive)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700206{
Bartlomiej Zolnierkiewicz36501652008-02-01 23:09:31 +0100207 struct pci_dev *dev = to_pci_dev(drive->hwif->dev);
Sergei Shtylyove93df702007-05-05 22:03:49 +0200208 int reg = 0x44 + drive->dn * 4;
Bartlomiej Zolnierkiewiczf9288e12009-12-03 17:25:58 +0100209 int ret = ide_dma_end(drive);
Bartlomiej Zolnierkiewicz7469aaf2007-02-17 02:40:26 +0100210
Joao Ramos5bfb151f2009-06-15 22:13:44 +0200211 pci_write_config_word(dev, reg,
212 (unsigned long)ide_get_drivedata(drive));
Sergei Shtylyove93df702007-05-05 22:03:49 +0200213
Bartlomiej Zolnierkiewicz6ae8b1e2008-01-26 20:12:58 +0100214 return ret;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700215}
216
217/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700218 * ATA reset will clear the 16 bits mode in the control
Bartlomiej Zolnierkiewicz08590552008-01-26 20:12:59 +0100219 * register, we need to reprogram it
Linus Torvalds1da177e2005-04-16 15:20:36 -0700220 */
221static void sl82c105_resetproc(ide_drive_t *drive)
222{
Bartlomiej Zolnierkiewicz36501652008-02-01 23:09:31 +0100223 struct pci_dev *dev = to_pci_dev(drive->hwif->dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700224 u32 val;
225
Linus Torvalds1da177e2005-04-16 15:20:36 -0700226 pci_read_config_dword(dev, 0x40, &val);
Bartlomiej Zolnierkiewicz08590552008-01-26 20:12:59 +0100227 val |= (CTRL_P1F16 | CTRL_P0F16);
228 pci_write_config_dword(dev, 0x40, val);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700229}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700230
231/*
232 * Return the revision of the Winbond bridge
233 * which this function is part of.
234 */
Bartlomiej Zolnierkiewicz6c610642008-04-26 22:25:23 +0200235static u8 sl82c105_bridge_revision(struct pci_dev *dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700236{
237 struct pci_dev *bridge;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700238
239 /*
240 * The bridge should be part of the same device, but function 0.
241 */
Alan Cox640b31b2007-05-16 00:51:46 +0200242 bridge = pci_get_bus_and_slot(dev->bus->number,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700243 PCI_DEVFN(PCI_SLOT(dev->devfn), 0));
244 if (!bridge)
245 return -1;
246
247 /*
248 * Make sure it is a Winbond 553 and is an ISA bridge.
249 */
250 if (bridge->vendor != PCI_VENDOR_ID_WINBOND ||
251 bridge->device != PCI_DEVICE_ID_WINBOND_83C553 ||
Alan Cox640b31b2007-05-16 00:51:46 +0200252 bridge->class >> 8 != PCI_CLASS_BRIDGE_ISA) {
253 pci_dev_put(bridge);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700254 return -1;
Alan Cox640b31b2007-05-16 00:51:46 +0200255 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700256 /*
257 * We need to find function 0's revision, not function 1
258 */
Alan Cox640b31b2007-05-16 00:51:46 +0200259 pci_dev_put(bridge);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700260
Auke Kok44c10132007-06-08 15:46:36 -0700261 return bridge->revision;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700262}
263
264/*
265 * Enable the PCI device
266 *
267 * --BenH: It's arch fixup code that should enable channels that
268 * have not been enabled by firmware. I decided we can still enable
269 * channel 0 here at least, but channel 1 has to be enabled by
270 * firmware or arch code. We still set both to 16 bits mode.
271 */
Bartlomiej Zolnierkiewicz2ed0ef52009-03-24 23:22:53 +0100272static int init_chipset_sl82c105(struct pci_dev *dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700273{
274 u32 val;
275
Linus Torvalds1da177e2005-04-16 15:20:36 -0700276 pci_read_config_dword(dev, 0x40, &val);
277 val |= CTRL_P0EN | CTRL_P0F16 | CTRL_P1F16;
278 pci_write_config_dword(dev, 0x40, val);
279
Bartlomiej Zolnierkiewicz2ed0ef52009-03-24 23:22:53 +0100280 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700281}
282
Bartlomiej Zolnierkiewiczac95bee2008-04-26 22:25:14 +0200283static const struct ide_port_ops sl82c105_port_ops = {
284 .set_pio_mode = sl82c105_set_pio_mode,
285 .set_dma_mode = sl82c105_set_dma_mode,
286 .resetproc = sl82c105_resetproc,
Sergei Shtylyov3779f812009-06-15 18:53:00 +0200287 .test_irq = sl82c105_test_irq,
Bartlomiej Zolnierkiewiczac95bee2008-04-26 22:25:14 +0200288};
289
Bartlomiej Zolnierkiewiczf37afda2008-04-26 22:25:24 +0200290static const struct ide_dma_ops sl82c105_dma_ops = {
291 .dma_host_set = ide_dma_host_set,
292 .dma_setup = ide_dma_setup,
Bartlomiej Zolnierkiewicz5e37bdc2008-04-26 22:25:24 +0200293 .dma_start = sl82c105_dma_start,
294 .dma_end = sl82c105_dma_end,
Bartlomiej Zolnierkiewiczf37afda2008-04-26 22:25:24 +0200295 .dma_test_irq = ide_dma_test_irq,
Bartlomiej Zolnierkiewicz5e37bdc2008-04-26 22:25:24 +0200296 .dma_lost_irq = sl82c105_dma_lost_irq,
Bartlomiej Zolnierkiewicz22117d62009-03-27 12:46:47 +0100297 .dma_timer_expiry = ide_dma_sff_timer_expiry,
Bartlomiej Zolnierkiewicz35c9b4d2009-03-31 20:15:19 +0200298 .dma_clear = sl82c105_dma_clear,
Sergei Shtylyov592b5312009-01-06 17:21:02 +0100299 .dma_sff_read_status = ide_dma_sff_read_status,
Bartlomiej Zolnierkiewicz5e37bdc2008-04-26 22:25:24 +0200300};
301
Greg Kroah-Hartmanfe31edc2012-12-21 13:21:03 -0800302static const struct ide_port_info sl82c105_chipset = {
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +0200303 .name = DRV_NAME,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700304 .init_chipset = init_chipset_sl82c105,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700305 .enablebits = {{0x40,0x01,0x01}, {0x40,0x10,0x10}},
Bartlomiej Zolnierkiewiczac95bee2008-04-26 22:25:14 +0200306 .port_ops = &sl82c105_port_ops,
Bartlomiej Zolnierkiewicz5e37bdc2008-04-26 22:25:24 +0200307 .dma_ops = &sl82c105_dma_ops,
Bartlomiej Zolnierkiewiczcaea7602007-10-20 00:32:30 +0200308 .host_flags = IDE_HFLAG_IO_32BIT |
309 IDE_HFLAG_UNMASK_IRQS |
Bartlomiej Zolnierkiewicz1fd18902008-04-26 22:25:24 +0200310 IDE_HFLAG_SERIALIZE_DMA |
Bartlomiej Zolnierkiewicz5e71d9c2008-04-26 17:36:35 +0200311 IDE_HFLAG_NO_AUTODMA,
Bartlomiej Zolnierkiewicz4099d142007-07-20 01:11:59 +0200312 .pio_mask = ATA_PIO5,
Bartlomiej Zolnierkiewicz6c610642008-04-26 22:25:23 +0200313 .mwdma_mask = ATA_MWDMA2,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700314};
315
Greg Kroah-Hartmanfe31edc2012-12-21 13:21:03 -0800316static int sl82c105_init_one(struct pci_dev *dev, const struct pci_device_id *id)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700317{
Bartlomiej Zolnierkiewicz6c610642008-04-26 22:25:23 +0200318 struct ide_port_info d = sl82c105_chipset;
319 u8 rev = sl82c105_bridge_revision(dev);
320
321 if (rev <= 5) {
322 /*
323 * Never ever EVER under any circumstances enable
324 * DMA when the bridge is this old.
325 */
Bartlomiej Zolnierkiewiczced3ec82008-07-24 22:53:32 +0200326 printk(KERN_INFO DRV_NAME ": Winbond W83C553 bridge "
Bartlomiej Zolnierkiewicz6c610642008-04-26 22:25:23 +0200327 "revision %d, BM-DMA disabled\n", rev);
Bartlomiej Zolnierkiewicz5e37bdc2008-04-26 22:25:24 +0200328 d.dma_ops = NULL;
Bartlomiej Zolnierkiewicz6c610642008-04-26 22:25:23 +0200329 d.mwdma_mask = 0;
Bartlomiej Zolnierkiewicz1fd18902008-04-26 22:25:24 +0200330 d.host_flags &= ~IDE_HFLAG_SERIALIZE_DMA;
Bartlomiej Zolnierkiewicz6c610642008-04-26 22:25:23 +0200331 }
332
Bartlomiej Zolnierkiewicz6cdf6eb2008-07-24 22:53:14 +0200333 return ide_pci_init_one(dev, &d, NULL);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700334}
335
Bartlomiej Zolnierkiewicz9cbcc5e2007-10-16 22:29:56 +0200336static const struct pci_device_id sl82c105_pci_tbl[] = {
337 { PCI_VDEVICE(WINBOND, PCI_DEVICE_ID_WINBOND_82C105), 0 },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700338 { 0, },
339};
340MODULE_DEVICE_TABLE(pci, sl82c105_pci_tbl);
341
Bartlomiej Zolnierkiewicza9ab09e22008-10-13 21:39:41 +0200342static struct pci_driver sl82c105_pci_driver = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700343 .name = "W82C105_IDE",
344 .id_table = sl82c105_pci_tbl,
345 .probe = sl82c105_init_one,
Bartlomiej Zolnierkiewicz6ce719982008-07-24 22:53:25 +0200346 .remove = ide_pci_remove,
Bartlomiej Zolnierkiewiczfeb22b72008-10-10 22:39:32 +0200347 .suspend = ide_pci_suspend,
348 .resume = ide_pci_resume,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700349};
350
Bartlomiej Zolnierkiewicz82ab1ee2007-01-27 13:46:56 +0100351static int __init sl82c105_ide_init(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700352{
Bartlomiej Zolnierkiewicza9ab09e22008-10-13 21:39:41 +0200353 return ide_pci_register_driver(&sl82c105_pci_driver);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700354}
355
Bartlomiej Zolnierkiewicz6ce719982008-07-24 22:53:25 +0200356static void __exit sl82c105_ide_exit(void)
357{
Bartlomiej Zolnierkiewicza9ab09e22008-10-13 21:39:41 +0200358 pci_unregister_driver(&sl82c105_pci_driver);
Bartlomiej Zolnierkiewicz6ce719982008-07-24 22:53:25 +0200359}
360
Linus Torvalds1da177e2005-04-16 15:20:36 -0700361module_init(sl82c105_ide_init);
Bartlomiej Zolnierkiewicz6ce719982008-07-24 22:53:25 +0200362module_exit(sl82c105_ide_exit);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700363
364MODULE_DESCRIPTION("PCI driver module for W82C105 IDE");
365MODULE_LICENSE("GPL");