1 /* linux/drivers/mmc/host/sdhci-pci.c - SDHCI on PCI bus interface
3 * Copyright (C) 2005-2008 Pierre Ossman, All Rights Reserved.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or (at
8 * your option) any later version.
10 * Thanks to the following companies for their support:
12 * - JMicron (hardware and technical support)
15 #include <linux/delay.h>
16 #include <linux/highmem.h>
17 #include <linux/pci.h>
18 #include <linux/dma-mapping.h>
19 #include <linux/slab.h>
20 #include <linux/device.h>
22 #include <linux/mmc/host.h>
24 #include <asm/scatterlist.h>
33 #define PCI_SDHCI_IFPIO 0x00
34 #define PCI_SDHCI_IFDMA 0x01
35 #define PCI_SDHCI_IFVENDOR 0x02
37 #define PCI_SLOT_INFO 0x40 /* 8 bits */
38 #define PCI_SLOT_INFO_SLOTS(x) ((x >> 4) & 7)
39 #define PCI_SLOT_INFO_FIRST_BAR_MASK 0x07
43 struct sdhci_pci_chip
;
44 struct sdhci_pci_slot
;
46 struct sdhci_pci_fixes
{
49 int (*probe
)(struct sdhci_pci_chip
*);
51 int (*probe_slot
)(struct sdhci_pci_slot
*);
52 void (*remove_slot
)(struct sdhci_pci_slot
*, int);
54 int (*suspend
)(struct sdhci_pci_chip
*,
56 int (*resume
)(struct sdhci_pci_chip
*);
59 struct sdhci_pci_slot
{
60 struct sdhci_pci_chip
*chip
;
61 struct sdhci_host
*host
;
66 struct sdhci_pci_chip
{
70 const struct sdhci_pci_fixes
*fixes
;
72 int num_slots
; /* Slots on controller */
73 struct sdhci_pci_slot
*slots
[MAX_SLOTS
]; /* Pointers to host slots */
77 /*****************************************************************************\
79 * Hardware specific quirk handling *
81 \*****************************************************************************/
83 static int ricoh_probe(struct sdhci_pci_chip
*chip
)
85 if (chip
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_SAMSUNG
||
86 chip
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_SONY
)
87 chip
->quirks
|= SDHCI_QUIRK_NO_CARD_NO_RESET
;
91 static int ricoh_mmc_probe_slot(struct sdhci_pci_slot
*slot
)
94 ((0x21 << SDHCI_TIMEOUT_CLK_SHIFT
)
95 & SDHCI_TIMEOUT_CLK_MASK
) |
97 ((0x21 << SDHCI_CLOCK_BASE_SHIFT
)
98 & SDHCI_CLOCK_BASE_MASK
) |
100 SDHCI_TIMEOUT_CLK_UNIT
|
106 static int ricoh_mmc_resume(struct sdhci_pci_chip
*chip
)
108 /* Apply a delay to allow controller to settle */
109 /* Otherwise it becomes confused if card state changed
115 static const struct sdhci_pci_fixes sdhci_ricoh
= {
116 .probe
= ricoh_probe
,
117 .quirks
= SDHCI_QUIRK_32BIT_DMA_ADDR
|
118 SDHCI_QUIRK_FORCE_DMA
|
119 SDHCI_QUIRK_CLOCK_BEFORE_RESET
,
122 static const struct sdhci_pci_fixes sdhci_ricoh_mmc
= {
123 .probe_slot
= ricoh_mmc_probe_slot
,
124 .resume
= ricoh_mmc_resume
,
125 .quirks
= SDHCI_QUIRK_32BIT_DMA_ADDR
|
126 SDHCI_QUIRK_CLOCK_BEFORE_RESET
|
127 SDHCI_QUIRK_NO_CARD_NO_RESET
|
128 SDHCI_QUIRK_MISSING_CAPS
131 static const struct sdhci_pci_fixes sdhci_ene_712
= {
132 .quirks
= SDHCI_QUIRK_SINGLE_POWER_WRITE
|
133 SDHCI_QUIRK_BROKEN_DMA
,
136 static const struct sdhci_pci_fixes sdhci_ene_714
= {
137 .quirks
= SDHCI_QUIRK_SINGLE_POWER_WRITE
|
138 SDHCI_QUIRK_RESET_CMD_DATA_ON_IOS
|
139 SDHCI_QUIRK_BROKEN_DMA
,
142 static const struct sdhci_pci_fixes sdhci_cafe
= {
143 .quirks
= SDHCI_QUIRK_NO_SIMULT_VDD_AND_POWER
|
144 SDHCI_QUIRK_NO_BUSY_IRQ
|
145 SDHCI_QUIRK_BROKEN_TIMEOUT_VAL
,
148 static int jmicron_pmos(struct sdhci_pci_chip
*chip
, int on
)
153 ret
= pci_read_config_byte(chip
->pdev
, 0xAE, &scratch
);
158 * Turn PMOS on [bit 0], set over current detection to 2.4 V
159 * [bit 1:2] and enable over current debouncing [bit 6].
166 ret
= pci_write_config_byte(chip
->pdev
, 0xAE, scratch
);
173 static int jmicron_probe(struct sdhci_pci_chip
*chip
)
177 if (chip
->pdev
->revision
== 0) {
178 chip
->quirks
|= SDHCI_QUIRK_32BIT_DMA_ADDR
|
179 SDHCI_QUIRK_32BIT_DMA_SIZE
|
180 SDHCI_QUIRK_32BIT_ADMA_SIZE
|
181 SDHCI_QUIRK_RESET_AFTER_REQUEST
|
182 SDHCI_QUIRK_BROKEN_SMALL_PIO
;
185 if (chip
->pdev
->device
== PCI_DEVICE_ID_JMICRON_JMB38X_SD
) {
186 struct pci_dev
*sd_dev
;
189 while ((sd_dev
= pci_get_device(PCI_VENDOR_ID_JMICRON
,
190 PCI_DEVICE_ID_JMICRON_JMB38X_MMC
, sd_dev
)) != NULL
) {
191 if ((PCI_SLOT(chip
->pdev
->devfn
) ==
192 PCI_SLOT(sd_dev
->devfn
)) &&
193 (chip
->pdev
->bus
== sd_dev
->bus
))
199 dev_info(&chip
->pdev
->dev
, "Refusing to bind to "
200 "secondary interface.\n");
206 * JMicron chips need a bit of a nudge to enable the power
209 ret
= jmicron_pmos(chip
, 1);
211 dev_err(&chip
->pdev
->dev
, "Failure enabling card power\n");
218 static void jmicron_enable_mmc(struct sdhci_host
*host
, int on
)
222 scratch
= readb(host
->ioaddr
+ 0xC0);
229 writeb(scratch
, host
->ioaddr
+ 0xC0);
232 static int jmicron_probe_slot(struct sdhci_pci_slot
*slot
)
234 if (slot
->chip
->pdev
->revision
== 0) {
237 version
= readl(slot
->host
->ioaddr
+ SDHCI_HOST_VERSION
);
238 version
= (version
& SDHCI_VENDOR_VER_MASK
) >>
239 SDHCI_VENDOR_VER_SHIFT
;
242 * Older versions of the chip have lots of nasty glitches
243 * in the ADMA engine. It's best just to avoid it
247 slot
->host
->quirks
|= SDHCI_QUIRK_BROKEN_ADMA
;
251 * The secondary interface requires a bit set to get the
254 if (slot
->chip
->pdev
->device
== PCI_DEVICE_ID_JMICRON_JMB38X_MMC
)
255 jmicron_enable_mmc(slot
->host
, 1);
260 static void jmicron_remove_slot(struct sdhci_pci_slot
*slot
, int dead
)
265 if (slot
->chip
->pdev
->device
== PCI_DEVICE_ID_JMICRON_JMB38X_MMC
)
266 jmicron_enable_mmc(slot
->host
, 0);
269 static int jmicron_suspend(struct sdhci_pci_chip
*chip
, pm_message_t state
)
273 if (chip
->pdev
->device
== PCI_DEVICE_ID_JMICRON_JMB38X_MMC
) {
274 for (i
= 0;i
< chip
->num_slots
;i
++)
275 jmicron_enable_mmc(chip
->slots
[i
]->host
, 0);
281 static int jmicron_resume(struct sdhci_pci_chip
*chip
)
285 if (chip
->pdev
->device
== PCI_DEVICE_ID_JMICRON_JMB38X_MMC
) {
286 for (i
= 0;i
< chip
->num_slots
;i
++)
287 jmicron_enable_mmc(chip
->slots
[i
]->host
, 1);
290 ret
= jmicron_pmos(chip
, 1);
292 dev_err(&chip
->pdev
->dev
, "Failure enabling card power\n");
299 static const struct sdhci_pci_fixes sdhci_jmicron
= {
300 .probe
= jmicron_probe
,
302 .probe_slot
= jmicron_probe_slot
,
303 .remove_slot
= jmicron_remove_slot
,
305 .suspend
= jmicron_suspend
,
306 .resume
= jmicron_resume
,
309 /* SysKonnect CardBus2SDIO extra registers */
310 #define SYSKT_CTRL 0x200
311 #define SYSKT_RDFIFO_STAT 0x204
312 #define SYSKT_WRFIFO_STAT 0x208
313 #define SYSKT_POWER_DATA 0x20c
314 #define SYSKT_POWER_330 0xef
315 #define SYSKT_POWER_300 0xf8
316 #define SYSKT_POWER_184 0xcc
317 #define SYSKT_POWER_CMD 0x20d
318 #define SYSKT_POWER_START (1 << 7)
319 #define SYSKT_POWER_STATUS 0x20e
320 #define SYSKT_POWER_STATUS_OK (1 << 0)
321 #define SYSKT_BOARD_REV 0x210
322 #define SYSKT_CHIP_REV 0x211
323 #define SYSKT_CONF_DATA 0x212
324 #define SYSKT_CONF_DATA_1V8 (1 << 2)
325 #define SYSKT_CONF_DATA_2V5 (1 << 1)
326 #define SYSKT_CONF_DATA_3V3 (1 << 0)
328 static int syskt_probe(struct sdhci_pci_chip
*chip
)
330 if ((chip
->pdev
->class & 0x0000FF) == PCI_SDHCI_IFVENDOR
) {
331 chip
->pdev
->class &= ~0x0000FF;
332 chip
->pdev
->class |= PCI_SDHCI_IFDMA
;
337 static int syskt_probe_slot(struct sdhci_pci_slot
*slot
)
341 u8 board_rev
= readb(slot
->host
->ioaddr
+ SYSKT_BOARD_REV
);
342 u8 chip_rev
= readb(slot
->host
->ioaddr
+ SYSKT_CHIP_REV
);
343 dev_info(&slot
->chip
->pdev
->dev
, "SysKonnect CardBus2SDIO, "
344 "board rev %d.%d, chip rev %d.%d\n",
345 board_rev
>> 4, board_rev
& 0xf,
346 chip_rev
>> 4, chip_rev
& 0xf);
347 if (chip_rev
>= 0x20)
348 slot
->host
->quirks
|= SDHCI_QUIRK_FORCE_DMA
;
350 writeb(SYSKT_POWER_330
, slot
->host
->ioaddr
+ SYSKT_POWER_DATA
);
351 writeb(SYSKT_POWER_START
, slot
->host
->ioaddr
+ SYSKT_POWER_CMD
);
353 tm
= 10; /* Wait max 1 ms */
355 ps
= readw(slot
->host
->ioaddr
+ SYSKT_POWER_STATUS
);
356 if (ps
& SYSKT_POWER_STATUS_OK
)
361 dev_err(&slot
->chip
->pdev
->dev
,
362 "power regulator never stabilized");
363 writeb(0, slot
->host
->ioaddr
+ SYSKT_POWER_CMD
);
370 static const struct sdhci_pci_fixes sdhci_syskt
= {
371 .quirks
= SDHCI_QUIRK_NO_SIMULT_VDD_AND_POWER
,
372 .probe
= syskt_probe
,
373 .probe_slot
= syskt_probe_slot
,
376 static int via_probe(struct sdhci_pci_chip
*chip
)
378 if (chip
->pdev
->revision
== 0x10)
379 chip
->quirks
|= SDHCI_QUIRK_DELAY_AFTER_POWER
;
384 static const struct sdhci_pci_fixes sdhci_via
= {
388 static const struct pci_device_id pci_ids
[] __devinitdata
= {
390 .vendor
= PCI_VENDOR_ID_RICOH
,
391 .device
= PCI_DEVICE_ID_RICOH_R5C822
,
392 .subvendor
= PCI_ANY_ID
,
393 .subdevice
= PCI_ANY_ID
,
394 .driver_data
= (kernel_ulong_t
)&sdhci_ricoh
,
398 .vendor
= PCI_VENDOR_ID_RICOH
,
400 .subvendor
= PCI_ANY_ID
,
401 .subdevice
= PCI_ANY_ID
,
402 .driver_data
= (kernel_ulong_t
)&sdhci_ricoh_mmc
,
406 .vendor
= PCI_VENDOR_ID_RICOH
,
408 .subvendor
= PCI_ANY_ID
,
409 .subdevice
= PCI_ANY_ID
,
410 .driver_data
= (kernel_ulong_t
)&sdhci_ricoh_mmc
,
414 .vendor
= PCI_VENDOR_ID_ENE
,
415 .device
= PCI_DEVICE_ID_ENE_CB712_SD
,
416 .subvendor
= PCI_ANY_ID
,
417 .subdevice
= PCI_ANY_ID
,
418 .driver_data
= (kernel_ulong_t
)&sdhci_ene_712
,
422 .vendor
= PCI_VENDOR_ID_ENE
,
423 .device
= PCI_DEVICE_ID_ENE_CB712_SD_2
,
424 .subvendor
= PCI_ANY_ID
,
425 .subdevice
= PCI_ANY_ID
,
426 .driver_data
= (kernel_ulong_t
)&sdhci_ene_712
,
430 .vendor
= PCI_VENDOR_ID_ENE
,
431 .device
= PCI_DEVICE_ID_ENE_CB714_SD
,
432 .subvendor
= PCI_ANY_ID
,
433 .subdevice
= PCI_ANY_ID
,
434 .driver_data
= (kernel_ulong_t
)&sdhci_ene_714
,
438 .vendor
= PCI_VENDOR_ID_ENE
,
439 .device
= PCI_DEVICE_ID_ENE_CB714_SD_2
,
440 .subvendor
= PCI_ANY_ID
,
441 .subdevice
= PCI_ANY_ID
,
442 .driver_data
= (kernel_ulong_t
)&sdhci_ene_714
,
446 .vendor
= PCI_VENDOR_ID_MARVELL
,
447 .device
= PCI_DEVICE_ID_MARVELL_88ALP01_SD
,
448 .subvendor
= PCI_ANY_ID
,
449 .subdevice
= PCI_ANY_ID
,
450 .driver_data
= (kernel_ulong_t
)&sdhci_cafe
,
454 .vendor
= PCI_VENDOR_ID_JMICRON
,
455 .device
= PCI_DEVICE_ID_JMICRON_JMB38X_SD
,
456 .subvendor
= PCI_ANY_ID
,
457 .subdevice
= PCI_ANY_ID
,
458 .driver_data
= (kernel_ulong_t
)&sdhci_jmicron
,
462 .vendor
= PCI_VENDOR_ID_JMICRON
,
463 .device
= PCI_DEVICE_ID_JMICRON_JMB38X_MMC
,
464 .subvendor
= PCI_ANY_ID
,
465 .subdevice
= PCI_ANY_ID
,
466 .driver_data
= (kernel_ulong_t
)&sdhci_jmicron
,
470 .vendor
= PCI_VENDOR_ID_SYSKONNECT
,
472 .subvendor
= PCI_ANY_ID
,
473 .subdevice
= PCI_ANY_ID
,
474 .driver_data
= (kernel_ulong_t
)&sdhci_syskt
,
478 .vendor
= PCI_VENDOR_ID_VIA
,
480 .subvendor
= PCI_ANY_ID
,
481 .subdevice
= PCI_ANY_ID
,
482 .driver_data
= (kernel_ulong_t
)&sdhci_via
,
485 { /* Generic SD host controller */
486 PCI_DEVICE_CLASS((PCI_CLASS_SYSTEM_SDHCI
<< 8), 0xFFFF00)
489 { /* end: all zeroes */ },
492 MODULE_DEVICE_TABLE(pci
, pci_ids
);
494 /*****************************************************************************\
496 * SDHCI core callbacks *
498 \*****************************************************************************/
500 static int sdhci_pci_enable_dma(struct sdhci_host
*host
)
502 struct sdhci_pci_slot
*slot
;
503 struct pci_dev
*pdev
;
506 slot
= sdhci_priv(host
);
507 pdev
= slot
->chip
->pdev
;
509 if (((pdev
->class & 0xFFFF00) == (PCI_CLASS_SYSTEM_SDHCI
<< 8)) &&
510 ((pdev
->class & 0x0000FF) != PCI_SDHCI_IFDMA
) &&
511 (host
->flags
& SDHCI_USE_SDMA
)) {
512 dev_warn(&pdev
->dev
, "Will use DMA mode even though HW "
513 "doesn't fully claim to support it.\n");
516 ret
= pci_set_dma_mask(pdev
, DMA_BIT_MASK(32));
520 pci_set_master(pdev
);
525 static struct sdhci_ops sdhci_pci_ops
= {
526 .enable_dma
= sdhci_pci_enable_dma
,
529 /*****************************************************************************\
533 \*****************************************************************************/
537 static int sdhci_pci_suspend (struct pci_dev
*pdev
, pm_message_t state
)
539 struct sdhci_pci_chip
*chip
;
540 struct sdhci_pci_slot
*slot
;
541 mmc_pm_flag_t pm_flags
= 0;
544 chip
= pci_get_drvdata(pdev
);
548 for (i
= 0;i
< chip
->num_slots
;i
++) {
549 slot
= chip
->slots
[i
];
553 ret
= sdhci_suspend_host(slot
->host
, state
);
557 sdhci_resume_host(chip
->slots
[i
]->host
);
561 pm_flags
|= slot
->host
->mmc
->pm_flags
;
564 if (chip
->fixes
&& chip
->fixes
->suspend
) {
565 ret
= chip
->fixes
->suspend(chip
, state
);
567 for (i
= chip
->num_slots
- 1;i
>= 0;i
--)
568 sdhci_resume_host(chip
->slots
[i
]->host
);
573 pci_save_state(pdev
);
574 if (pm_flags
& MMC_PM_KEEP_POWER
) {
575 if (pm_flags
& MMC_PM_WAKE_SDIO_IRQ
)
576 pci_enable_wake(pdev
, PCI_D3hot
, 1);
577 pci_set_power_state(pdev
, PCI_D3hot
);
579 pci_enable_wake(pdev
, pci_choose_state(pdev
, state
), 0);
580 pci_disable_device(pdev
);
581 pci_set_power_state(pdev
, pci_choose_state(pdev
, state
));
587 static int sdhci_pci_resume (struct pci_dev
*pdev
)
589 struct sdhci_pci_chip
*chip
;
590 struct sdhci_pci_slot
*slot
;
593 chip
= pci_get_drvdata(pdev
);
597 pci_set_power_state(pdev
, PCI_D0
);
598 pci_restore_state(pdev
);
599 ret
= pci_enable_device(pdev
);
603 if (chip
->fixes
&& chip
->fixes
->resume
) {
604 ret
= chip
->fixes
->resume(chip
);
609 for (i
= 0;i
< chip
->num_slots
;i
++) {
610 slot
= chip
->slots
[i
];
614 ret
= sdhci_resume_host(slot
->host
);
622 #else /* CONFIG_PM */
624 #define sdhci_pci_suspend NULL
625 #define sdhci_pci_resume NULL
627 #endif /* CONFIG_PM */
629 /*****************************************************************************\
631 * Device probing/removal *
633 \*****************************************************************************/
635 static struct sdhci_pci_slot
* __devinit
sdhci_pci_probe_slot(
636 struct pci_dev
*pdev
, struct sdhci_pci_chip
*chip
, int bar
)
638 struct sdhci_pci_slot
*slot
;
639 struct sdhci_host
*host
;
641 resource_size_t addr
;
645 if (!(pci_resource_flags(pdev
, bar
) & IORESOURCE_MEM
)) {
646 dev_err(&pdev
->dev
, "BAR %d is not iomem. Aborting.\n", bar
);
647 return ERR_PTR(-ENODEV
);
650 if (pci_resource_len(pdev
, bar
) != 0x100) {
651 dev_err(&pdev
->dev
, "Invalid iomem size. You may "
652 "experience problems.\n");
655 if ((pdev
->class & 0x0000FF) == PCI_SDHCI_IFVENDOR
) {
656 dev_err(&pdev
->dev
, "Vendor specific interface. Aborting.\n");
657 return ERR_PTR(-ENODEV
);
660 if ((pdev
->class & 0x0000FF) > PCI_SDHCI_IFVENDOR
) {
661 dev_err(&pdev
->dev
, "Unknown interface. Aborting.\n");
662 return ERR_PTR(-ENODEV
);
665 host
= sdhci_alloc_host(&pdev
->dev
, sizeof(struct sdhci_pci_slot
));
667 dev_err(&pdev
->dev
, "cannot allocate host\n");
668 return ERR_CAST(host
);
671 slot
= sdhci_priv(host
);
677 host
->hw_name
= "PCI";
678 host
->ops
= &sdhci_pci_ops
;
679 host
->quirks
= chip
->quirks
;
681 host
->irq
= pdev
->irq
;
683 ret
= pci_request_region(pdev
, bar
, mmc_hostname(host
->mmc
));
685 dev_err(&pdev
->dev
, "cannot request region\n");
689 addr
= pci_resource_start(pdev
, bar
);
690 host
->ioaddr
= pci_ioremap_bar(pdev
, bar
);
692 dev_err(&pdev
->dev
, "failed to remap registers\n");
696 if (chip
->fixes
&& chip
->fixes
->probe_slot
) {
697 ret
= chip
->fixes
->probe_slot(slot
);
702 host
->mmc
->pm_caps
= MMC_PM_KEEP_POWER
| MMC_PM_WAKE_SDIO_IRQ
;
704 ret
= sdhci_add_host(host
);
711 if (chip
->fixes
&& chip
->fixes
->remove_slot
)
712 chip
->fixes
->remove_slot(slot
, 0);
715 iounmap(host
->ioaddr
);
718 pci_release_region(pdev
, bar
);
721 sdhci_free_host(host
);
726 static void sdhci_pci_remove_slot(struct sdhci_pci_slot
*slot
)
732 scratch
= readl(slot
->host
->ioaddr
+ SDHCI_INT_STATUS
);
733 if (scratch
== (u32
)-1)
736 sdhci_remove_host(slot
->host
, dead
);
738 if (slot
->chip
->fixes
&& slot
->chip
->fixes
->remove_slot
)
739 slot
->chip
->fixes
->remove_slot(slot
, dead
);
741 pci_release_region(slot
->chip
->pdev
, slot
->pci_bar
);
743 sdhci_free_host(slot
->host
);
746 static int __devinit
sdhci_pci_probe(struct pci_dev
*pdev
,
747 const struct pci_device_id
*ent
)
749 struct sdhci_pci_chip
*chip
;
750 struct sdhci_pci_slot
*slot
;
752 u8 slots
, rev
, first_bar
;
755 BUG_ON(pdev
== NULL
);
758 pci_read_config_byte(pdev
, PCI_CLASS_REVISION
, &rev
);
760 dev_info(&pdev
->dev
, "SDHCI controller found [%04x:%04x] (rev %x)\n",
761 (int)pdev
->vendor
, (int)pdev
->device
, (int)rev
);
763 ret
= pci_read_config_byte(pdev
, PCI_SLOT_INFO
, &slots
);
767 slots
= PCI_SLOT_INFO_SLOTS(slots
) + 1;
768 dev_dbg(&pdev
->dev
, "found %d slot(s)\n", slots
);
772 BUG_ON(slots
> MAX_SLOTS
);
774 ret
= pci_read_config_byte(pdev
, PCI_SLOT_INFO
, &first_bar
);
778 first_bar
&= PCI_SLOT_INFO_FIRST_BAR_MASK
;
781 dev_err(&pdev
->dev
, "Invalid first BAR. Aborting.\n");
785 ret
= pci_enable_device(pdev
);
789 chip
= kzalloc(sizeof(struct sdhci_pci_chip
), GFP_KERNEL
);
796 chip
->fixes
= (const struct sdhci_pci_fixes
*)ent
->driver_data
;
798 chip
->quirks
= chip
->fixes
->quirks
;
799 chip
->num_slots
= slots
;
801 pci_set_drvdata(pdev
, chip
);
803 if (chip
->fixes
&& chip
->fixes
->probe
) {
804 ret
= chip
->fixes
->probe(chip
);
809 for (i
= 0;i
< slots
;i
++) {
810 slot
= sdhci_pci_probe_slot(pdev
, chip
, first_bar
+ i
);
813 sdhci_pci_remove_slot(chip
->slots
[i
]);
818 chip
->slots
[i
] = slot
;
824 pci_set_drvdata(pdev
, NULL
);
828 pci_disable_device(pdev
);
832 static void __devexit
sdhci_pci_remove(struct pci_dev
*pdev
)
835 struct sdhci_pci_chip
*chip
;
837 chip
= pci_get_drvdata(pdev
);
840 for (i
= 0;i
< chip
->num_slots
; i
++)
841 sdhci_pci_remove_slot(chip
->slots
[i
]);
843 pci_set_drvdata(pdev
, NULL
);
847 pci_disable_device(pdev
);
850 static struct pci_driver sdhci_driver
= {
853 .probe
= sdhci_pci_probe
,
854 .remove
= __devexit_p(sdhci_pci_remove
),
855 .suspend
= sdhci_pci_suspend
,
856 .resume
= sdhci_pci_resume
,
859 /*****************************************************************************\
863 \*****************************************************************************/
865 static int __init
sdhci_drv_init(void)
867 return pci_register_driver(&sdhci_driver
);
870 static void __exit
sdhci_drv_exit(void)
872 pci_unregister_driver(&sdhci_driver
);
875 module_init(sdhci_drv_init
);
876 module_exit(sdhci_drv_exit
);
878 MODULE_AUTHOR("Pierre Ossman <pierre@ossman.eu>");
879 MODULE_DESCRIPTION("Secure Digital Host Controller Interface PCI driver");
880 MODULE_LICENSE("GPL");