ide-floppy: factor out generic disk handling code to ide-gd-floppy.c

While at it:
- idefloppy_do_request() -> ide_floppy_do_request()
- idefloppy_end_request() -> ide_floppy_end_request()
- idefloppy_setup() -> ide_floppy_setup()

There should be no functional changes caused by this patch.

Acked-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

drivers/ide/Makefile

@@ -39,7 +39,7 @@ obj-$(CONFIG_BLK_DEV_IDEPNP)		+= ide-pnp.o
 
 ide-disk_mod-y += ide-gd.o ide-disk.o ide-disk_ioctl.o
 ide-cd_mod-y += ide-cd.o ide-cd_ioctl.o ide-cd_verbose.o
-ide-floppy_mod-y += ide-floppy.o ide-floppy_ioctl.o
+ide-floppy_mod-y += ide-gd-floppy.o ide-floppy.o ide-floppy_ioctl.o
 
 ifeq ($(CONFIG_IDE_PROC_FS), y)
 	ide-disk_mod-y += ide-disk_proc.o