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| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-07-24 22:53:15 +0200 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-07-24 22:53:15 +0200 |
| commit | 08da591e14cf87247ec09b17c350235157a92fc3 (patch) | |
| tree | d00a02154071c7013c31bc8dd1d3c12c86d5daca /include/linux/ide.h | |
| parent | 6cdf6eb357c2681596b7b1672b92396ba82333d4 (diff) | |
| download | lwn-08da591e14cf87247ec09b17c350235157a92fc3.tar.gz lwn-08da591e14cf87247ec09b17c350235157a92fc3.zip | |
ide: add ide_device_{get,put}() helpers
* Add 'struct ide_host *host' field to ide_hwif_t and set it
in ide_host_alloc_all().
* Add ide_device_{get,put}() helpers loosely based on SCSI's
scsi_device_{get,put}() ones.
* Convert IDE device drivers to use ide_device_{get,put}().
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'include/linux/ide.h')
| -rw-r--r-- | include/linux/ide.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/ide.h b/include/linux/ide.h index 776c574c9640..3eccac0a2a36 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -532,12 +532,16 @@ struct ide_dma_ops { void (*dma_timeout)(struct ide_drive_s *); }; +struct ide_host; + typedef struct hwif_s { struct hwif_s *next; /* for linked-list in ide_hwgroup_t */ struct hwif_s *mate; /* other hwif from same PCI chip */ struct hwgroup_s *hwgroup; /* actually (ide_hwgroup_t *) */ struct proc_dir_entry *proc; /* /proc/ide/ directory entry */ + struct ide_host *host; + char name[6]; /* name of interface, eg. "ide0" */ struct ide_io_ports io_ports; @@ -876,6 +880,9 @@ struct ide_driver_s { #define to_ide_driver(drv) container_of(drv, ide_driver_t, gen_driver) +int ide_device_get(ide_drive_t *); +void ide_device_put(ide_drive_t *); + int generic_ide_ioctl(ide_drive_t *, struct file *, struct block_device *, unsigned, unsigned long); extern int ide_vlb_clk; |