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path: root/drivers/block/amiflop.c
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Diffstat (limited to 'drivers/block/amiflop.c')
-rw-r--r--drivers/block/amiflop.c47
1 files changed, 21 insertions, 26 deletions
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index 0182a22c423a..832798aa14f6 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -66,6 +66,7 @@
66#include <linux/blkdev.h> 66#include <linux/blkdev.h>
67#include <linux/elevator.h> 67#include <linux/elevator.h>
68#include <linux/interrupt.h> 68#include <linux/interrupt.h>
69#include <linux/platform_device.h>
69 70
70#include <asm/setup.h> 71#include <asm/setup.h>
71#include <asm/uaccess.h> 72#include <asm/uaccess.h>
@@ -1696,34 +1697,18 @@ static struct kobject *floppy_find(dev_t dev, int *part, void *data)
1696 return get_disk(unit[drive].gendisk); 1697 return get_disk(unit[drive].gendisk);
1697} 1698}
1698 1699
1699static int __init amiga_floppy_init(void) 1700static int __init amiga_floppy_probe(struct platform_device *pdev)
1700{ 1701{
1701 int i, ret; 1702 int i, ret;
1702 1703
1703 if (!MACH_IS_AMIGA)
1704 return -ENODEV;
1705
1706 if (!AMIGAHW_PRESENT(AMI_FLOPPY))
1707 return -ENODEV;
1708
1709 if (register_blkdev(FLOPPY_MAJOR,"fd")) 1704 if (register_blkdev(FLOPPY_MAJOR,"fd"))
1710 return -EBUSY; 1705 return -EBUSY;
1711 1706
1712 /*
1713 * We request DSKPTR, DSKLEN and DSKDATA only, because the other
1714 * floppy registers are too spreaded over the custom register space
1715 */
1716 ret = -EBUSY;
1717 if (!request_mem_region(CUSTOM_PHYSADDR+0x20, 8, "amiflop [Paula]")) {
1718 printk("fd: cannot get floppy registers\n");
1719 goto out_blkdev;
1720 }
1721
1722 ret = -ENOMEM; 1707 ret = -ENOMEM;
1723 if ((raw_buf = (char *)amiga_chip_alloc (RAW_BUF_SIZE, "Floppy")) == 1708 if ((raw_buf = (char *)amiga_chip_alloc (RAW_BUF_SIZE, "Floppy")) ==
1724 NULL) { 1709 NULL) {
1725 printk("fd: cannot get chip mem buffer\n"); 1710 printk("fd: cannot get chip mem buffer\n");
1726 goto out_memregion; 1711 goto out_blkdev;
1727 } 1712 }
1728 1713
1729 ret = -EBUSY; 1714 ret = -EBUSY;
@@ -1792,18 +1777,13 @@ out_irq2:
1792 free_irq(IRQ_AMIGA_DSKBLK, NULL); 1777 free_irq(IRQ_AMIGA_DSKBLK, NULL);
1793out_irq: 1778out_irq:
1794 amiga_chip_free(raw_buf); 1779 amiga_chip_free(raw_buf);
1795out_memregion:
1796 release_mem_region(CUSTOM_PHYSADDR+0x20, 8);
1797out_blkdev: 1780out_blkdev:
1798 unregister_blkdev(FLOPPY_MAJOR,"fd"); 1781 unregister_blkdev(FLOPPY_MAJOR,"fd");
1799 return ret; 1782 return ret;
1800} 1783}
1801 1784
1802module_init(amiga_floppy_init);
1803#ifdef MODULE
1804
1805#if 0 /* not safe to unload */ 1785#if 0 /* not safe to unload */
1806void cleanup_module(void) 1786static int __exit amiga_floppy_remove(struct platform_device *pdev)
1807{ 1787{
1808 int i; 1788 int i;
1809 1789
@@ -1820,12 +1800,25 @@ void cleanup_module(void)
1820 custom.dmacon = DMAF_DISK; /* disable DMA */ 1800 custom.dmacon = DMAF_DISK; /* disable DMA */
1821 amiga_chip_free(raw_buf); 1801 amiga_chip_free(raw_buf);
1822 blk_cleanup_queue(floppy_queue); 1802 blk_cleanup_queue(floppy_queue);
1823 release_mem_region(CUSTOM_PHYSADDR+0x20, 8);
1824 unregister_blkdev(FLOPPY_MAJOR, "fd"); 1803 unregister_blkdev(FLOPPY_MAJOR, "fd");
1825} 1804}
1826#endif 1805#endif
1827 1806
1828#else 1807static struct platform_driver amiga_floppy_driver = {
1808 .driver = {
1809 .name = "amiga-floppy",
1810 .owner = THIS_MODULE,
1811 },
1812};
1813
1814static int __init amiga_floppy_init(void)
1815{
1816 return platform_driver_probe(&amiga_floppy_driver, amiga_floppy_probe);
1817}
1818
1819module_init(amiga_floppy_init);
1820
1821#ifndef MODULE
1829static int __init amiga_floppy_setup (char *str) 1822static int __init amiga_floppy_setup (char *str)
1830{ 1823{
1831 int n; 1824 int n;
@@ -1840,3 +1833,5 @@ static int __init amiga_floppy_setup (char *str)
1840 1833
1841__setup("floppy=", amiga_floppy_setup); 1834__setup("floppy=", amiga_floppy_setup);
1842#endif 1835#endif
1836
1837MODULE_ALIAS("platform:amiga-floppy");