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[PATCH] Add ide_bus_type probe and remove methods

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Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Russell King 2006-01-06 11:41:00 +00:00 committed by Greg Kroah-Hartman
parent bbbe3a41f7
commit 4031bbe4bb
6 changed files with 61 additions and 43 deletions
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14
drivers/ide/ide-cd.c
View file

@ -3256,9 +3256,8 @@ sector_t ide_cdrom_capacity (ide_drive_t *drive)
}
#endif
static int ide_cd_remove(struct device *dev)
static void ide_cd_remove(ide_drive_t *drive)
{
ide_drive_t *drive = to_ide_device(dev);
struct cdrom_info *info = drive->driver_data;
ide_unregister_subdriver(drive, info->driver);
@ -3266,8 +3265,6 @@ static int ide_cd_remove(struct device *dev)
del_gendisk(info->disk);
ide_cd_put(info);
return 0;
}
static void ide_cd_release(struct kref *kref)
@ -3291,7 +3288,7 @@ static void ide_cd_release(struct kref *kref)
kfree(info);
}
static int ide_cd_probe(struct device *);
static int ide_cd_probe(ide_drive_t *);
#ifdef CONFIG_PROC_FS
static int proc_idecd_read_capacity
@ -3317,9 +3314,9 @@ static ide_driver_t ide_cdrom_driver = {
.owner = THIS_MODULE,
.name = "ide-cdrom",
.bus = &ide_bus_type,
.probe = ide_cd_probe,
.remove = ide_cd_remove,
},
.probe = ide_cd_probe,
.remove = ide_cd_remove,
.version = IDECD_VERSION,
.media = ide_cdrom,
.supports_dsc_overlap = 1,
@ -3413,9 +3410,8 @@ static char *ignore = NULL;
module_param(ignore, charp, 0400);
MODULE_DESCRIPTION("ATAPI CD-ROM Driver");
static int ide_cd_probe(struct device *dev)
static int ide_cd_probe(ide_drive_t *drive)
{
ide_drive_t *drive = to_ide_device(dev);
struct cdrom_info *info;
struct gendisk *g;
struct request_sense sense;

22
drivers/ide/ide-disk.c
View file

@ -997,9 +997,8 @@ static void ide_cacheflush_p(ide_drive_t *drive)
printk(KERN_INFO "%s: wcache flush failed!\n", drive->name);
}
static int ide_disk_remove(struct device *dev)
static void ide_disk_remove(ide_drive_t *drive)
{
ide_drive_t *drive = to_ide_device(dev);
struct ide_disk_obj *idkp = drive->driver_data;
struct gendisk *g = idkp->disk;
@ -1010,8 +1009,6 @@ static int ide_disk_remove(struct device *dev)
ide_cacheflush_p(drive);
ide_disk_put(idkp);
return 0;
}
static void ide_disk_release(struct kref *kref)
@ -1027,12 +1024,10 @@ static void ide_disk_release(struct kref *kref)
kfree(idkp);
}
static int ide_disk_probe(struct device *dev);
static int ide_disk_probe(ide_drive_t *drive);
static void ide_device_shutdown(struct device *dev)
static void ide_device_shutdown(ide_drive_t *drive)
{
ide_drive_t *drive = container_of(dev, ide_drive_t, gendev);
#ifdef CONFIG_ALPHA
/* On Alpha, halt(8) doesn't actually turn the machine off,
it puts you into the sort of firmware monitor. Typically,
@ -1054,7 +1049,7 @@ static void ide_device_shutdown(struct device *dev)
}
printk("Shutdown: %s\n", drive->name);
dev->bus->suspend(dev, PMSG_SUSPEND);
drive->gendev.bus->suspend(&drive->gendev, PMSG_SUSPEND);
}
static ide_driver_t idedisk_driver = {
@ -1062,10 +1057,10 @@ static ide_driver_t idedisk_driver = {
.owner = THIS_MODULE,
.name = "ide-disk",
.bus = &ide_bus_type,
.probe = ide_disk_probe,
.remove = ide_disk_remove,
.shutdown = ide_device_shutdown,
},
.probe = ide_disk_probe,
.remove = ide_disk_remove,
.shutdown = ide_device_shutdown,
.version = IDEDISK_VERSION,
.media = ide_disk,
.supports_dsc_overlap = 0,
@ -1182,9 +1177,8 @@ static struct block_device_operations idedisk_ops = {
MODULE_DESCRIPTION("ATA DISK Driver");
static int ide_disk_probe(struct device *dev)
static int ide_disk_probe(ide_drive_t *drive)
{
ide_drive_t *drive = to_ide_device(dev);
struct ide_disk_obj *idkp;
struct gendisk *g;

14
drivers/ide/ide-floppy.c
View file

@ -1871,9 +1871,8 @@ static void idefloppy_setup (ide_drive_t *drive, idefloppy_floppy_t *floppy)
idefloppy_add_settings(drive);
}
static int ide_floppy_remove(struct device *dev)
static void ide_floppy_remove(ide_drive_t *drive)
{
ide_drive_t *drive = to_ide_device(dev);
idefloppy_floppy_t *floppy = drive->driver_data;
struct gendisk *g = floppy->disk;
@ -1882,8 +1881,6 @@ static int ide_floppy_remove(struct device *dev)
del_gendisk(g);
ide_floppy_put(floppy);
return 0;
}
static void ide_floppy_release(struct kref *kref)
@ -1922,16 +1919,16 @@ static ide_proc_entry_t idefloppy_proc[] = {
#endif /* CONFIG_PROC_FS */
static int ide_floppy_probe(struct device *);
static int ide_floppy_probe(ide_drive_t *);
static ide_driver_t idefloppy_driver = {
.gen_driver = {
.owner = THIS_MODULE,
.name = "ide-floppy",
.bus = &ide_bus_type,
.probe = ide_floppy_probe,
.remove = ide_floppy_remove,
},
.probe = ide_floppy_probe,
.remove = ide_floppy_remove,
.version = IDEFLOPPY_VERSION,
.media = ide_floppy,
.supports_dsc_overlap = 0,
@ -2136,9 +2133,8 @@ static struct block_device_operations idefloppy_ops = {
.revalidate_disk= idefloppy_revalidate_disk
};
static int ide_floppy_probe(struct device *dev)
static int ide_floppy_probe(ide_drive_t *drive)
{
ide_drive_t *drive = to_ide_device(dev);
idefloppy_floppy_t *floppy;
struct gendisk *g;

18
drivers/ide/ide-tape.c
View file

@ -4682,9 +4682,8 @@ static void idetape_setup (ide_drive_t *drive, idetape_tape_t *tape, int minor)
idetape_add_settings(drive);
}
static int ide_tape_remove(struct device *dev)
static void ide_tape_remove(ide_drive_t *drive)
{
ide_drive_t *drive = to_ide_device(dev);
idetape_tape_t *tape = drive->driver_data;
ide_unregister_subdriver(drive, tape->driver);
@ -4692,8 +4691,6 @@ static int ide_tape_remove(struct device *dev)
ide_unregister_region(tape->disk);
ide_tape_put(tape);
return 0;
}
static void ide_tape_release(struct kref *kref)
@ -4745,16 +4742,16 @@ static ide_proc_entry_t idetape_proc[] = {
#endif
static int ide_tape_probe(struct device *);
static int ide_tape_probe(ide_drive_t *);
static ide_driver_t idetape_driver = {
.gen_driver = {
.owner = THIS_MODULE,
.name = "ide-tape",
.bus = &ide_bus_type,
.probe = ide_tape_probe,
.remove = ide_tape_remove,
},
.probe = ide_tape_probe,
.remove = ide_tape_remove,
.version = IDETAPE_VERSION,
.media = ide_tape,
.supports_dsc_overlap = 1,
@ -4825,9 +4822,8 @@ static struct block_device_operations idetape_block_ops = {
.ioctl = idetape_ioctl,
};
static int ide_tape_probe(struct device *dev)
static int ide_tape_probe(ide_drive_t *drive)
{
ide_drive_t *drive = to_ide_device(dev);
idetape_tape_t *tape;
struct gendisk *g;
int minor;
@ -4883,9 +4879,9 @@ static int ide_tape_probe(struct device *dev)
idetape_setup(drive, tape, minor);
class_device_create(idetape_sysfs_class, NULL,
MKDEV(IDETAPE_MAJOR, minor), dev, "%s", tape->name);
MKDEV(IDETAPE_MAJOR, minor), &drive->gendev, "%s", tape->name);
class_device_create(idetape_sysfs_class, NULL,
MKDEV(IDETAPE_MAJOR, minor + 128), dev, "n%s", tape->name);
MKDEV(IDETAPE_MAJOR, minor + 128), &drive->gendev, "n%s", tape->name);
devfs_mk_cdev(MKDEV(HWIF(drive)->major, minor),
S_IFCHR | S_IRUGO | S_IWUGO,

31
drivers/ide/ide.c
View file

@ -1949,10 +1949,41 @@ static int ide_uevent(struct device *dev, char **envp, int num_envp,
return 0;
}
static int generic_ide_probe(struct device *dev)
{
ide_drive_t *drive = to_ide_device(dev);
ide_driver_t *drv = to_ide_driver(dev->driver);
return drv->probe ? drv->probe(drive) : -ENODEV;
}
static int generic_ide_remove(struct device *dev)
{
ide_drive_t *drive = to_ide_device(dev);
ide_driver_t *drv = to_ide_driver(dev->driver);
if (drv->remove)
drv->remove(drive);
return 0;
}
static void generic_ide_shutdown(struct device *dev)
{
ide_drive_t *drive = to_ide_device(dev);
ide_driver_t *drv = to_ide_driver(dev->driver);
if (dev->driver && drv->shutdown)
drv->shutdown(drive);
}
struct bus_type ide_bus_type = {
.name = "ide",
.match = ide_bus_match,
.uevent = ide_uevent,
.probe = generic_ide_probe,
.remove = generic_ide_remove,
.shutdown = generic_ide_shutdown,
.dev_attrs = ide_dev_attrs,
.suspend = generic_ide_suspend,
.resume = generic_ide_resume,

5
include/linux/ide.h
View file

@ -983,8 +983,13 @@ typedef struct ide_driver_s {
ide_startstop_t (*abort)(ide_drive_t *, struct request *rq);
ide_proc_entry_t *proc;
struct device_driver gen_driver;
int (*probe)(ide_drive_t *);
void (*remove)(ide_drive_t *);
void (*shutdown)(ide_drive_t *);
} ide_driver_t;
#define to_ide_driver(drv) container_of(drv, ide_driver_t, gen_driver)
int generic_ide_ioctl(ide_drive_t *, struct file *, struct block_device *, unsigned, unsigned long);
/*