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authorGeert Uytterhoeven <geert@linux-m68k.org>2009-04-05 12:45:56 +0200
committerGeert Uytterhoeven <geert@linux-m68k.org>2010-05-17 21:37:43 +0200
commitfa6688e1c7e7341fb7d1ca5878a3641762e60dec (patch)
treefee19a4b0ade07bb2de1848ea75c29950599d5b0
parent0d305464aefff342c85b4db8b3d7a4345246e5a1 (diff)
downloadlinux-2.6.34-ux500-fa6688e1c7e7341fb7d1ca5878a3641762e60dec.tar.gz
m68k: amiga - Frame buffer platform device conversion
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
-rw-r--r--arch/m68k/amiga/platform.c15
-rw-r--r--drivers/video/amifb.c49
2 files changed, 46 insertions, 18 deletions
diff --git a/arch/m68k/amiga/platform.c b/arch/m68k/amiga/platform.c
index 33a7669b441..7fa929cf9a3 100644
--- a/arch/m68k/amiga/platform.c
+++ b/arch/m68k/amiga/platform.c
@@ -56,3 +56,18 @@ static int __init amiga_init_bus(void)
subsys_initcall(amiga_init_bus);
#endif /* CONFIG_ZORRO */
+
+
+static int __init amiga_init_devices(void)
+{
+ if (!MACH_IS_AMIGA)
+ return -ENODEV;
+
+ /* video hardware */
+ if (AMIGAHW_PRESENT(AMI_VIDEO))
+ platform_device_register_simple("amiga-video", -1, NULL, 0);
+
+ return 0;
+}
+
+device_initcall(amiga_init_devices);
diff --git a/drivers/video/amifb.c b/drivers/video/amifb.c
index dca48df9844..e5d6b56d444 100644
--- a/drivers/video/amifb.c
+++ b/drivers/video/amifb.c
@@ -50,8 +50,9 @@
#include <linux/fb.h>
#include <linux/init.h>
#include <linux/ioport.h>
-
+#include <linux/platform_device.h>
#include <linux/uaccess.h>
+
#include <asm/system.h>
#include <asm/irq.h>
#include <asm/amigahw.h>
@@ -1135,7 +1136,7 @@ static int amifb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg
* Interface to the low level console driver
*/
-static void amifb_deinit(void);
+static void amifb_deinit(struct platform_device *pdev);
/*
* Internal routines
@@ -2246,7 +2247,7 @@ static inline void chipfree(void)
* Initialisation
*/
-static int __init amifb_init(void)
+static int __init amifb_probe(struct platform_device *pdev)
{
int tag, i, err = 0;
u_long chipptr;
@@ -2261,16 +2262,6 @@ static int __init amifb_init(void)
}
amifb_setup(option);
#endif
- if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_VIDEO))
- return -ENODEV;
-
- /*
- * We request all registers starting from bplpt[0]
- */
- if (!request_mem_region(CUSTOM_PHYSADDR+0xe0, 0x120,
- "amifb [Denise/Lisa]"))
- return -EBUSY;
-
custom.dmacon = DMAF_ALL | DMAF_MASTER;
switch (amiga_chipset) {
@@ -2377,6 +2368,7 @@ default_chipset:
fb_info.fbops = &amifb_ops;
fb_info.par = &currentpar;
fb_info.flags = FBINFO_DEFAULT;
+ fb_info.device = &pdev->dev;
if (!fb_find_mode(&fb_info.var, &fb_info, mode_option, ami_modedb,
NUM_TOTAL_MODES, &ami_modedb[defmode], 4)) {
@@ -2451,18 +2443,18 @@ default_chipset:
return 0;
amifb_error:
- amifb_deinit();
+ amifb_deinit(pdev);
return err;
}
-static void amifb_deinit(void)
+static void amifb_deinit(struct platform_device *pdev)
{
if (fb_info.cmap.len)
fb_dealloc_cmap(&fb_info.cmap);
+ fb_dealloc_cmap(&fb_info.cmap);
chipfree();
if (videomemory)
iounmap((void*)videomemory);
- release_mem_region(CUSTOM_PHYSADDR+0xe0, 0x120);
custom.dmacon = DMAF_ALL | DMAF_MASTER;
}
@@ -3794,14 +3786,35 @@ static void ami_rebuild_copper(void)
}
}
-static void __exit amifb_exit(void)
+static int __exit amifb_remove(struct platform_device *pdev)
{
unregister_framebuffer(&fb_info);
- amifb_deinit();
+ amifb_deinit(pdev);
amifb_video_off();
+ return 0;
+}
+
+static struct platform_driver amifb_driver = {
+ .remove = __exit_p(amifb_remove),
+ .driver = {
+ .name = "amiga-video",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init amifb_init(void)
+{
+ return platform_driver_probe(&amifb_driver, amifb_probe);
}
module_init(amifb_init);
+
+static void __exit amifb_exit(void)
+{
+ platform_driver_unregister(&amifb_driver);
+}
+
module_exit(amifb_exit);
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:amiga-video");