diff options
| author | Tejun Heo <tj@kernel.org> | 2011-03-09 19:54:28 +0100 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2011-03-09 19:54:28 +0100 |
| commit | 4bbde77787270e17418dd32c7eb32e42ad16cfc7 (patch) | |
| tree | 325ba3aed0ef7b5f68f20d6577c5e14876ca9107 /drivers/block/swim3.c | |
| parent | dac960: Convert to bdops->check_events() (diff) | |
| download | linux-4bbde77787270e17418dd32c7eb32e42ad16cfc7.tar.xz linux-4bbde77787270e17418dd32c7eb32e42ad16cfc7.zip | |
swim[3]: Convert to bdops->check_events()
Convert from ->media_changed() to ->check_events().
Both swim and swim3 buffer media changed state and clear it on
revalidation. They will behave correctly with kernel event polling.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Laurent Vivier <laurent@lvivier.info>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'drivers/block/swim3.c')
| -rw-r--r-- | drivers/block/swim3.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c index bf3a5b859299..4c10f56facbf 100644 --- a/drivers/block/swim3.c +++ b/drivers/block/swim3.c @@ -250,7 +250,8 @@ static int floppy_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long param); static int floppy_open(struct block_device *bdev, fmode_t mode); static int floppy_release(struct gendisk *disk, fmode_t mode); -static int floppy_check_change(struct gendisk *disk); +static unsigned int floppy_check_events(struct gendisk *disk, + unsigned int clearing); static int floppy_revalidate(struct gendisk *disk); static bool swim3_end_request(int err, unsigned int nr_bytes) @@ -975,10 +976,11 @@ static int floppy_release(struct gendisk *disk, fmode_t mode) return 0; } -static int floppy_check_change(struct gendisk *disk) +static unsigned int floppy_check_events(struct gendisk *disk, + unsigned int clearing) { struct floppy_state *fs = disk->private_data; - return fs->ejected; + return fs->ejected ? DISK_EVENT_MEDIA_CHANGE : 0; } static int floppy_revalidate(struct gendisk *disk) @@ -1025,7 +1027,7 @@ static const struct block_device_operations floppy_fops = { .open = floppy_unlocked_open, .release = floppy_release, .ioctl = floppy_ioctl, - .media_changed = floppy_check_change, + .check_events = floppy_check_events, .revalidate_disk= floppy_revalidate, }; @@ -1161,6 +1163,7 @@ static int __devinit swim3_attach(struct macio_dev *mdev, const struct of_device disk->major = FLOPPY_MAJOR; disk->first_minor = i; disk->fops = &floppy_fops; + disk->events = DISK_EVENT_MEDIA_CHANGE; disk->private_data = &floppy_states[i]; disk->queue = swim3_queue; disk->flags |= GENHD_FL_REMOVABLE; |