#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
-#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/fb.h>
#include <linux/mm.h>
+#include <linux/of_device.h>
#include <asm/io.h>
-#include <asm/oplib.h>
-#include <asm/prom.h>
-#include <asm/of_device.h>
#include <asm/fbio.h>
#include "sbuslib.h"
u32 flags;
#define BW2_FLAG_BLANKED 0x00000001
- unsigned long physbase;
unsigned long which_io;
- unsigned long fbsize;
};
/**
struct bw2_par *par = (struct bw2_par *)info->par;
return sbusfb_mmap_helper(bw2_mmap_map,
- par->physbase, par->fbsize,
+ info->fix.smem_start, info->fix.smem_len,
par->which_io,
vma);
}
static int bw2_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
- struct bw2_par *par = (struct bw2_par *) info->par;
-
return sbusfb_ioctl_helper(cmd, arg, info,
- FBTYPE_SUN2BW, 1, par->fbsize);
+ FBTYPE_SUN2BW, 1, info->fix.smem_len);
}
/*
0x10, 0x20, 0
};
-static void __devinit bw2_do_default_mode(struct bw2_par *par,
- struct fb_info *info,
- int *linebytes)
+static int __devinit bw2_do_default_mode(struct bw2_par *par,
+ struct fb_info *info,
+ int *linebytes)
{
u8 status, mon;
u8 *p;
break;
case BWTWO_SR_ID_NOCONN:
- return;
+ return 0;
default:
- prom_printf("bw2: can't handle SR %02x\n",
- status);
- prom_halt();
+ printk(KERN_ERR "bw2: can't handle SR %02x\n",
+ status);
+ return -EINVAL;
}
for ( ; *p; p += 2) {
u8 __iomem *regp = &((u8 __iomem *)par->regs)[p[0]];
sbus_writeb(p[1], regp);
}
+ return 0;
}
static int __devinit bw2_probe(struct of_device *op, const struct of_device_id *match)
spin_lock_init(&par->lock);
- par->physbase = op->resource[0].start;
+ info->fix.smem_start = op->resource[0].start;
par->which_io = op->resource[0].flags & IORESOURCE_BITS;
- sbusfb_fill_var(&info->var, dp->node, 1);
+ sbusfb_fill_var(&info->var, dp, 1);
linebytes = of_getintprop_default(dp, "linebytes",
info->var.xres);
if (!par->regs)
goto out_release_fb;
- if (!of_find_property(dp, "width", NULL))
- bw2_do_default_mode(par, info, &linebytes);
+ if (!of_find_property(dp, "width", NULL)) {
+ err = bw2_do_default_mode(par, info, &linebytes);
+ if (err)
+ goto out_unmap_regs;
+ }
- par->fbsize = PAGE_ALIGN(linebytes * info->var.yres);
+ info->fix.smem_len = PAGE_ALIGN(linebytes * info->var.yres);
info->flags = FBINFO_DEFAULT;
info->fbops = &bw2_ops;
info->screen_base = of_ioremap(&op->resource[0], 0,
- par->fbsize, "bw2 ram");
+ info->fix.smem_len, "bw2 ram");
if (!info->screen_base)
goto out_unmap_regs;
- bw2_blank(0, info);
+ bw2_blank(FB_BLANK_UNBLANK, info);
bw2_init_fix(info, linebytes);
dev_set_drvdata(&op->dev, info);
- printk("%s: bwtwo at %lx:%lx\n",
- dp->full_name, par->which_io, par->physbase);
+ printk(KERN_INFO "%s: bwtwo at %lx:%lx\n",
+ dp->full_name, par->which_io, info->fix.smem_start);
return 0;
out_unmap_screen:
- of_iounmap(&op->resource[0], info->screen_base, par->fbsize);
+ of_iounmap(&op->resource[0], info->screen_base, info->fix.smem_len);
out_unmap_regs:
of_iounmap(&op->resource[0], par->regs, sizeof(struct bw2_regs));
unregister_framebuffer(info);
of_iounmap(&op->resource[0], par->regs, sizeof(struct bw2_regs));
- of_iounmap(&op->resource[0], info->screen_base, par->fbsize);
+ of_iounmap(&op->resource[0], info->screen_base, info->fix.smem_len);
framebuffer_release(info);
return 0;
}
-static struct of_device_id bw2_match[] = {
+static const struct of_device_id bw2_match[] = {
{
.name = "bwtwo",
},
MODULE_DEVICE_TABLE(of, bw2_match);
static struct of_platform_driver bw2_driver = {
- .name = "bw2",
- .match_table = bw2_match,
+ .driver = {
+ .name = "bw2",
+ .owner = THIS_MODULE,
+ .of_match_table = bw2_match,
+ },
.probe = bw2_probe,
.remove = __devexit_p(bw2_remove),
};
static void __exit bw2_exit(void)
{
- return of_unregister_driver(&bw2_driver);
+ of_unregister_driver(&bw2_driver);
}
-
module_init(bw2_init);
module_exit(bw2_exit);