From 8604affde9d4f52f04342d6a37c77d95fa167e7a Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Thu, 26 May 2005 14:55:34 +0200 Subject: [PATCH] convert IDE device drivers to driver-model * add ide_bus_match() and export ide_bus_type * split ide_remove_driver_from_hwgroup() out of ide_unregister() * move device cleanup from ide_unregister() to drive_release_dev() * convert ide_driver_t->name to driver->name * convert ide_driver_t->{attach,cleanup} to driver->{probe,remove} * remove ide_driver_t->busy as ide_bus_type->subsys.rwsem protects against concurrent ->{probe,remove} calls * make ide_{un}register_driver() void as it cannot fail now * use driver_{un}register() directly, remove ide_{un}register_driver() * use device_register() instead of ata_attach(), remove ata_attach() * add proc_print_driver() and ide_drivers_show(), remove ide_drivers_op * fix ide_replace_subdriver() and move it to ide-proc.c * remove ide_driver_t->drives, ide_drives and drives_lock * remove ide_driver_t->drivers, drivers and drivers_lock * remove ide_drive_t->driver and DRIVER() macro Signed-off-by: Bartlomiej Zolnierkiewicz --- include/linux/ide.h | 20 ++++---------------- 1 file changed, 4 insertions(+), 16 deletions(-) (limited to 'include') diff --git a/include/linux/ide.h b/include/linux/ide.h index 9cfc0999becb..336d6e509f59 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -664,7 +664,6 @@ typedef struct ide_drive_s { struct request *rq; /* current request */ struct ide_drive_s *next; /* circular list of hwgroup drives */ - struct ide_driver_s *driver;/* (ide_driver_t *) */ void *driver_data; /* extra driver data */ struct hd_driveid *id; /* drive model identification info */ struct proc_dir_entry *proc; /* /proc/ide/ directory entry */ @@ -758,6 +757,8 @@ typedef struct ide_drive_s { struct semaphore gendev_rel_sem; /* to deal with device release() */ } ide_drive_t; +#define to_ide_device(dev)container_of(dev, ide_drive_t, gendev) + #define IDE_CHIPSET_PCI_MASK \ ((1<> (c)) & 1) @@ -1086,28 +1087,20 @@ enum { */ typedef struct ide_driver_s { struct module *owner; - const char *name; const char *version; u8 media; - unsigned busy : 1; unsigned supports_dsc_overlap : 1; - int (*cleanup)(ide_drive_t *); ide_startstop_t (*do_request)(ide_drive_t *, struct request *, sector_t); int (*end_request)(ide_drive_t *, int, int); ide_startstop_t (*error)(ide_drive_t *, struct request *rq, u8, u8); ide_startstop_t (*abort)(ide_drive_t *, struct request *rq); int (*ioctl)(ide_drive_t *, struct inode *, struct file *, unsigned int, unsigned long); ide_proc_entry_t *proc; - int (*attach)(ide_drive_t *); void (*ata_prebuilder)(ide_drive_t *); void (*atapi_prebuilder)(ide_drive_t *); struct device_driver gen_driver; - struct list_head drives; - struct list_head drivers; } ide_driver_t; -#define DRIVER(drive) ((drive)->driver) - int generic_ide_ioctl(ide_drive_t *, struct file *, struct block_device *, unsigned, unsigned long); /* @@ -1328,8 +1321,6 @@ extern void ide_init_subdrivers(void); void ide_init_disk(struct gendisk *, ide_drive_t *); -extern int ata_attach(ide_drive_t *); - extern int ideprobe_init(void); extern void ide_scan_pcibus(int scan_direction) __init; @@ -1342,11 +1333,8 @@ extern void default_hwif_iops(ide_hwif_t *); extern void default_hwif_mmiops(ide_hwif_t *); extern void default_hwif_transport(ide_hwif_t *); -int ide_register_driver(ide_driver_t *driver); -void ide_unregister_driver(ide_driver_t *driver); -int ide_register_subdriver(ide_drive_t *, ide_driver_t *); -int ide_unregister_subdriver (ide_drive_t *drive); -int ide_replace_subdriver(ide_drive_t *drive, const char *driver); +void ide_register_subdriver(ide_drive_t *, ide_driver_t *); +void ide_unregister_subdriver(ide_drive_t *, ide_driver_t *); #define ON_BOARD 1 #define NEVER_BOARD 0 -- cgit v1.2.3-59-g8ed1b