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Date: Sat, 18 Apr 2009 20:52:14 +0200
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: linux-m68k@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH/RFC 06/16] m68k: amiga - Floppy platform device conversion
Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
arch/m68k/amiga/platform.c | 5 ++++
drivers/block/amiflop.c | 47 +++++++++++++++++++------------------------
2 files changed, 26 insertions(+), 26 deletions(-)
diff --git a/arch/m68k/amiga/platform.c b/arch/m68k/amiga/platform.c
index 2e308e7..38f18bf 100644
--- a/arch/m68k/amiga/platform.c
+++ b/arch/m68k/amiga/platform.c
@@ -72,6 +72,11 @@ static int __init amiga_init_devices(void)
if (AMIGAHW_PRESENT(AMI_AUDIO))
platform_device_register_simple("amiga-audio", -1, NULL, 0);
+
+ /* storage interfaces */
+ if (AMIGAHW_PRESENT(AMI_FLOPPY))
+ platform_device_register_simple("amiga-floppy", -1, NULL, 0);
+
return 0;
}
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index 8df436f..76bf7e2 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -65,6 +65,7 @@
#include <linux/blkdev.h>
#include <linux/elevator.h>
#include <linux/interrupt.h>
+#include <linux/platform_device.h>
#include <asm/setup.h>
#include <asm/uaccess.h>
@@ -1703,34 +1704,18 @@ static struct kobject *floppy_find(dev_t dev, int *part, void *data)
return get_disk(unit[drive].gendisk);
}
-static int __init amiga_floppy_init(void)
+static int __init amiga_floppy_probe(struct platform_device *pdev)
{
int i, ret;
- if (!MACH_IS_AMIGA)
- return -ENODEV;
-
- if (!AMIGAHW_PRESENT(AMI_FLOPPY))
- return -ENODEV;
-
if (register_blkdev(FLOPPY_MAJOR,"fd"))
return -EBUSY;
- /*
- * We request DSKPTR, DSKLEN and DSKDATA only, because the other
- * floppy registers are too spreaded over the custom register space
- */
- ret = -EBUSY;
- if (!request_mem_region(CUSTOM_PHYSADDR+0x20, 8, "amiflop [Paula]")) {
- printk("fd: cannot get floppy registers\n");
- goto out_blkdev;
- }
-
ret = -ENOMEM;
if ((raw_buf = (char *)amiga_chip_alloc (RAW_BUF_SIZE, "Floppy")) ==
NULL) {
printk("fd: cannot get chip mem buffer\n");
- goto out_memregion;
+ goto out_blkdev;
}
ret = -EBUSY;
@@ -1799,18 +1784,13 @@ out_irq2:
free_irq(IRQ_AMIGA_DSKBLK, NULL);
out_irq:
amiga_chip_free(raw_buf);
-out_memregion:
- release_mem_region(CUSTOM_PHYSADDR+0x20, 8);
out_blkdev:
unregister_blkdev(FLOPPY_MAJOR,"fd");
return ret;
}
-module_init(amiga_floppy_init);
-#ifdef MODULE
-
#if 0 /* not safe to unload */
-void cleanup_module(void)
+static int __exit amiga_floppy_remove(struct platform_device *pdev)
{
int i;
@@ -1827,12 +1807,25 @@ void cleanup_module(void)
custom.dmacon = DMAF_DISK; /* disable DMA */
amiga_chip_free(raw_buf);
blk_cleanup_queue(floppy_queue);
- release_mem_region(CUSTOM_PHYSADDR+0x20, 8);
unregister_blkdev(FLOPPY_MAJOR, "fd");
}
#endif
-#else
+static struct platform_driver amiga_floppy_driver = {
+ .driver = {
+ .name = "amiga-floppy",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init amiga_floppy_init(void)
+{
+ return platform_driver_probe(&amiga_floppy_driver, amiga_floppy_probe);
+}
+
+module_init(amiga_floppy_init);
+
+#ifndef MODULE
static int __init amiga_floppy_setup (char *str)
{
int n;
@@ -1847,3 +1840,5 @@ static int __init amiga_floppy_setup (char *str)
__setup("floppy=", amiga_floppy_setup);
#endif
+
+MODULE_ALIAS("platform:amiga-floppy");
--
1.6.2.3
--
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