The patch titled
floppy: fix hibernation
has been added to the -mm tree. Its filename is
floppy-fix-hibernation.patch
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------------------------------------------------------
Subject: floppy: fix hibernation
From: Ondrej Zary <linux@xxxxxxxxxxxxxxxxxxxx>
Based on Ingo Molnar's patch from 2006, this makes the floppy work after
resume from hibernation, at least on my machine.
Signed-off-by: Ondrej Zary <linux@xxxxxxxxxxxxxxxxxxxx>
Cc: "Rafael J. Wysocki" <rjw@xxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Jens Axboe <jens.axboe@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/block/floppy.c | 27 ++++++++++++++++++++++++++-
1 file changed, 26 insertions(+), 1 deletion(-)
diff -puN drivers/block/floppy.c~floppy-fix-hibernation drivers/block/floppy.c
--- a/drivers/block/floppy.c~floppy-fix-hibernation
+++ a/drivers/block/floppy.c
@@ -4148,6 +4148,24 @@ static void floppy_device_release(struct
{
}
+static int floppy_resume(struct platform_device *dev)
+{
+ int fdc;
+
+ for (fdc = 0; fdc < N_FDC; fdc++)
+ if (FDCS->address != -1)
+ user_reset_fdc(-1, FD_RESET_ALWAYS, 0);
+
+ return 0;
+}
+
+static struct platform_driver floppy_driver = {
+ .resume = floppy_resume,
+ .driver = {
+ .name = "floppy",
+ },
+};
+
static struct platform_device floppy_device[N_DRIVE];
static struct kobject *floppy_find(dev_t dev, int *part, void *data)
@@ -4196,10 +4214,14 @@ static int __init floppy_init(void)
if (err)
goto out_put_disk;
+ err = platform_driver_register(&floppy_driver);
+ if (err)
+ goto out_unreg_blkdev;
+
floppy_queue = blk_init_queue(do_fd_request, &floppy_lock);
if (!floppy_queue) {
err = -ENOMEM;
- goto out_unreg_blkdev;
+ goto out_unreg_driver;
}
blk_queue_max_sectors(floppy_queue, 64);
@@ -4346,6 +4368,8 @@ out_flush_work:
out_unreg_region:
blk_unregister_region(MKDEV(FLOPPY_MAJOR, 0), 256);
blk_cleanup_queue(floppy_queue);
+out_unreg_driver:
+ platform_driver_unregister(&floppy_driver);
out_unreg_blkdev:
unregister_blkdev(FLOPPY_MAJOR, "fd");
out_put_disk:
@@ -4566,6 +4590,7 @@ static void __exit floppy_module_exit(vo
blk_unregister_region(MKDEV(FLOPPY_MAJOR, 0), 256);
unregister_blkdev(FLOPPY_MAJOR, "fd");
+ platform_driver_unregister(&floppy_driver);
for (drive = 0; drive < N_DRIVE; drive++) {
del_timer_sync(&motor_off_timer[drive]);
_
Patches currently in -mm which might be from linux@xxxxxxxxxxxxxxxxxxxx are
agpgart-detected-ali-m-chipset-with-m1621.patch
floppy-fix-hibernation.patch
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