struct inode *inode = file->f_path.dentry->d_inode;
int fbidx = iminor(inode);
struct fb_info *info = registered_fb[fbidx];
- u32 *buffer, *dst;
- u32 __iomem *src;
- int c, i, cnt = 0, err = 0;
+ u8 *buffer, *dst;
+ u8 __iomem *src;
+ int c, cnt = 0, err = 0;
unsigned long total_size;
if (!info || ! info->screen_base)
if (!buffer)
return -ENOMEM;
- src = (u32 __iomem *) (info->screen_base + p);
+ src = (u8 __iomem *) (info->screen_base + p);
if (info->fbops->fb_sync)
info->fbops->fb_sync(info);
while (count) {
c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
dst = buffer;
- for (i = c >> 2; i--; )
- *dst++ = fb_readl(src++);
- if (c & 3) {
- u8 *dst8 = (u8 *) dst;
- u8 __iomem *src8 = (u8 __iomem *) src;
-
- for (i = c & 3; i--;)
- *dst8++ = fb_readb(src8++);
-
- src = (u32 __iomem *) src8;
- }
+ fb_memcpy_fromfb(dst, src, c);
+ dst += c;
+ src += c;
if (copy_to_user(buf, buffer, c)) {
err = -EFAULT;
struct inode *inode = file->f_path.dentry->d_inode;
int fbidx = iminor(inode);
struct fb_info *info = registered_fb[fbidx];
- u32 *buffer, *src;
- u32 __iomem *dst;
- int c, i, cnt = 0, err = 0;
+ u8 *buffer, *src;
+ u8 __iomem *dst;
+ int c, cnt = 0, err = 0;
unsigned long total_size;
if (!info || !info->screen_base)
if (!buffer)
return -ENOMEM;
- dst = (u32 __iomem *) (info->screen_base + p);
+ dst = (u8 __iomem *) (info->screen_base + p);
if (info->fbops->fb_sync)
info->fbops->fb_sync(info);
break;
}
- for (i = c >> 2; i--; )
- fb_writel(*src++, dst++);
-
- if (c & 3) {
- u8 *src8 = (u8 *) src;
- u8 __iomem *dst8 = (u8 __iomem *) dst;
-
- for (i = c & 3; i--; )
- fb_writeb(*src8++, dst8++);
-
- dst = (u32 __iomem *) dst8;
- }
-
+ fb_memcpy_tofb(dst, src, c);
+ dst += c;
+ src += c;
*ppos += c;
buf += c;
cnt += c;
if ((err = info->fbops->fb_pan_display(var, info)))
return err;
- info->var.xoffset = var->xoffset;
- info->var.yoffset = var->yoffset;
- if (var->vmode & FB_VMODE_YWRAP)
- info->var.vmode |= FB_VMODE_YWRAP;
- else
- info->var.vmode &= ~FB_VMODE_YWRAP;
- return 0;
+ info->var.xoffset = var->xoffset;
+ info->var.yoffset = var->yoffset;
+ if (var->vmode & FB_VMODE_YWRAP)
+ info->var.vmode |= FB_VMODE_YWRAP;
+ else
+ info->var.vmode &= ~FB_VMODE_YWRAP;
+ return 0;
}
static int fb_check_caps(struct fb_info *info, struct fb_var_screeninfo *var,
#ifdef CONFIG_FB_DEFERRED_IO
.fsync = fb_deferred_io_fsync,
#endif
+ .llseek = default_llseek,
};
struct class *fb_class;
if (gen->base == hw->base)
return true;
/* is the generic aperture base inside the hw base->hw base+size */
- if (gen->base > hw->base && gen->base <= hw->base + hw->size)
+ if (gen->base > hw->base && gen->base < hw->base + hw->size)
return true;
return false;
}