#include <linux/string.h>
#include <linux/fb.h>
#include <linux/mm.h>
+#include <linux/uaccess.h>
+#include <linux/of_device.h>
-#include <asm/oplib.h>
#include <asm/fbio.h>
#include "sbuslib.h"
-void sbusfb_fill_var(struct fb_var_screeninfo *var, int prom_node, int bpp)
+void sbusfb_fill_var(struct fb_var_screeninfo *var, struct device_node *dp,
+ int bpp)
{
memset(var, 0, sizeof(*var));
- var->xres = prom_getintdefault(prom_node, "width", 1152);
- var->yres = prom_getintdefault(prom_node, "height", 900);
+ var->xres = of_getintprop_default(dp, "width", 1152);
+ var->yres = of_getintprop_default(dp, "height", 900);
var->xres_virtual = var->xres;
var->yres_virtual = var->yres;
var->bits_per_pixel = bpp;
unsigned long off;
int i;
+ if (!(vma->vm_flags & (VM_SHARED | VM_MAYSHARE)))
+ return -EINVAL;
+
size = vma->vm_end - vma->vm_start;
if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT))
return -EINVAL;
/* To stop the swapper from even considering these pages */
vma->vm_flags |= (VM_IO | VM_RESERVED);
+ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+
/* Each page, see which map applies */
for (page = 0; page < size; ){
map_size = 0;
EXPORT_SYMBOL(sbusfb_ioctl_helper);
#ifdef CONFIG_COMPAT
-struct fbcmap32 {
- int index; /* first element (0 origin) */
- int count;
- u32 red;
- u32 green;
- u32 blue;
-};
-
-#define FBIOPUTCMAP32 _IOW('F', 3, struct fbcmap32)
-#define FBIOGETCMAP32 _IOW('F', 4, struct fbcmap32)
-
-static int fbiogetputcmap(struct file *file, struct fb_info *info,
- unsigned int cmd, unsigned long arg)
+static int fbiogetputcmap(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct fbcmap32 __user *argp = (void __user *)arg;
struct fbcmap __user *p = compat_alloc_user_space(sizeof(*p));
ret |= put_user(compat_ptr(addr), &p->blue);
if (ret)
return -EFAULT;
- return info->fbops->fb_ioctl(file->f_dentry->d_inode, file,
+ return info->fbops->fb_ioctl(info,
(cmd == FBIOPUTCMAP32) ?
FBIOPUTCMAP_SPARC : FBIOGETCMAP_SPARC,
- (unsigned long)p, info);
+ (unsigned long)p);
}
-struct fbcursor32 {
- short set; /* what to set, choose from the list above */
- short enable; /* cursor on/off */
- struct fbcurpos pos; /* cursor position */
- struct fbcurpos hot; /* cursor hot spot */
- struct fbcmap32 cmap; /* color map info */
- struct fbcurpos size; /* cursor bit map size */
- u32 image; /* cursor image bits */
- u32 mask; /* cursor mask bits */
-};
-
-#define FBIOSCURSOR32 _IOW('F', 24, struct fbcursor32)
-#define FBIOGCURSOR32 _IOW('F', 25, struct fbcursor32)
-
-static int fbiogscursor(struct file *file, struct fb_info *info,
- unsigned long arg)
+static int fbiogscursor(struct fb_info *info, unsigned long arg)
{
struct fbcursor __user *p = compat_alloc_user_space(sizeof(*p));
struct fbcursor32 __user *argp = (void __user *)arg;
ret |= put_user(compat_ptr(addr), &p->image);
if (ret)
return -EFAULT;
- return info->fbops->fb_ioctl(file->f_dentry->d_inode, file,
- FBIOSCURSOR, (unsigned long)p, info);
+ return info->fbops->fb_ioctl(info, FBIOSCURSOR, (unsigned long)p);
}
-long sbusfb_compat_ioctl(struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+int sbusfb_compat_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
switch (cmd) {
case FBIOGTYPE:
case FBIOSCURPOS:
case FBIOGCURPOS:
case FBIOGCURMAX:
- return info->fbops->fb_ioctl(file->f_dentry->d_inode,
- file, cmd, arg, info);
+ return info->fbops->fb_ioctl(info, cmd, arg);
case FBIOPUTCMAP32:
- return fbiogetputcmap(file, info, cmd, arg);
+ return fbiogetputcmap(info, cmd, arg);
case FBIOGETCMAP32:
- return fbiogetputcmap(file, info, cmd, arg);
+ return fbiogetputcmap(info, cmd, arg);
case FBIOSCURSOR32:
- return fbiogscursor(file, info, arg);
+ return fbiogscursor(info, arg);
default:
return -ENOIOCTLCMD;
}