[PATCH] fbdev: Sanitize ->fb_ioctl prototype
The ioctl and file arguments to ->fb_mmap are totally unused and there's not
reason a driver should need them.
Also update the ->fb_compat_ioctl prototype to be the same as ->fb_mmap.
Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/video/amifb.c b/drivers/video/amifb.c
index 2c42a81..3033c72 100644
--- a/drivers/video/amifb.c
+++ b/drivers/video/amifb.c
@@ -1131,9 +1131,7 @@
const struct fb_copyarea *region);
static void amifb_imageblit(struct fb_info *info,
const struct fb_image *image);
-static int amifb_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg,
- struct fb_info *info);
+static int amifb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg);
/*
@@ -2172,9 +2170,8 @@
* Amiga Frame Buffer Specific ioctls
*/
-static int amifb_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg,
- struct fb_info *info)
+static int amifb_ioctl(struct fb_info *info,
+ unsigned int cmd, unsigned long arg)
{
union {
struct fb_fix_cursorinfo fix;
diff --git a/drivers/video/arcfb.c b/drivers/video/arcfb.c
index 89060b2..df8e566 100644
--- a/drivers/video/arcfb.c
+++ b/drivers/video/arcfb.c
@@ -399,9 +399,8 @@
image->height);
}
-static int arcfb_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg,
- struct fb_info *info)
+static int arcfb_ioctl(struct fb_info *info,
+ unsigned int cmd, unsigned long arg)
{
void __user *argp = (void __user *)arg;
struct arcfb_par *par = info->par;
diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c
index 15ec129..e69ab65 100644
--- a/drivers/video/atafb.c
+++ b/drivers/video/atafb.c
@@ -2571,8 +2571,7 @@
}
static int
-atafb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, int con, struct fb_info *info)
+atafb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
switch (cmd) {
#ifdef FBCMD_GET_CURRENTPAR
diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c
index e686185..bfc8a93 100644
--- a/drivers/video/aty/aty128fb.c
+++ b/drivers/video/aty/aty128fb.c
@@ -431,8 +431,7 @@
static int aty128fb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *fb);
static int aty128fb_blank(int blank, struct fb_info *fb);
-static int aty128fb_ioctl(struct inode *inode, struct file *file, u_int cmd,
- u_long arg, struct fb_info *info);
+static int aty128fb_ioctl(struct fb_info *info, u_int cmd, unsigned long arg);
static int aty128fb_sync(struct fb_info *info);
/*
@@ -2108,8 +2107,7 @@
/* in param: u32* backlight value: 0 to 15 */
#define FBIO_ATY128_SET_MIRROR _IOW('@', 2, __u32)
-static int aty128fb_ioctl(struct inode *inode, struct file *file, u_int cmd,
- u_long arg, struct fb_info *info)
+static int aty128fb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
{
struct aty128fb_par *par = info->par;
u32 value;
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index ed81005..75b463a 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -238,8 +238,7 @@
u_int transp, struct fb_info *info);
static int atyfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info);
static int atyfb_blank(int blank, struct fb_info *info);
-static int atyfb_ioctl(struct inode *inode, struct file *file, u_int cmd,
- u_long arg, struct fb_info *info);
+static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg);
extern void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
extern void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
extern void atyfb_imageblit(struct fb_info *info, const struct fb_image *image);
@@ -1739,8 +1738,7 @@
#define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32)
#endif
-static int atyfb_ioctl(struct inode *inode, struct file *file, u_int cmd,
- u_long arg, struct fb_info *info)
+static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
{
struct atyfb_par *par = (struct atyfb_par *) info->par;
#ifdef __sparc__
diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c
index 156db84..c9f0c5a 100644
--- a/drivers/video/aty/radeon_base.c
+++ b/drivers/video/aty/radeon_base.c
@@ -864,8 +864,8 @@
}
-static int radeonfb_ioctl (struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+static int radeonfb_ioctl (struct fb_info *info, unsigned int cmd,
+ unsigned long arg)
{
struct radeonfb_info *rinfo = info->par;
unsigned int tmp;
diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c
index 9248fe1..641a6c1 100644
--- a/drivers/video/bw2.c
+++ b/drivers/video/bw2.c
@@ -36,8 +36,7 @@
static int bw2_blank(int, struct fb_info *);
static int bw2_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
-static int bw2_ioctl(struct inode *, struct file *, unsigned int,
- unsigned long, struct fb_info *);
+static int bw2_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
* Frame buffer operations
@@ -181,8 +180,7 @@
vma);
}
-static int bw2_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+static int bw2_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct bw2_par *par = (struct bw2_par *) info->par;
diff --git a/drivers/video/cg14.c b/drivers/video/cg14.c
index a561471..edb9936 100644
--- a/drivers/video/cg14.c
+++ b/drivers/video/cg14.c
@@ -32,8 +32,7 @@
unsigned, struct fb_info *);
static int cg14_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
-static int cg14_ioctl(struct inode *, struct file *, unsigned int,
- unsigned long, struct fb_info *);
+static int cg14_ioctl(struct fb_info *, unsigned int, unsigned long);
static int cg14_pan_display(struct fb_var_screeninfo *, struct fb_info *);
/*
@@ -277,8 +276,7 @@
par->iospace, vma);
}
-static int cg14_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+static int cg14_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct cg14_par *par = (struct cg14_par *) info->par;
struct cg14_regs __iomem *regs = par->regs;
diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c
index 9fcd896..027f707 100644
--- a/drivers/video/cg3.c
+++ b/drivers/video/cg3.c
@@ -34,8 +34,7 @@
static int cg3_blank(int, struct fb_info *);
static int cg3_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
-static int cg3_ioctl(struct inode *, struct file *, unsigned int,
- unsigned long, struct fb_info *);
+static int cg3_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
* Frame buffer operations
@@ -240,8 +239,7 @@
vma);
}
-static int cg3_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+static int cg3_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct cg3_par *par = (struct cg3_par *) info->par;
diff --git a/drivers/video/cg6.c b/drivers/video/cg6.c
index 050835e..678e335 100644
--- a/drivers/video/cg6.c
+++ b/drivers/video/cg6.c
@@ -37,8 +37,7 @@
static void cg6_fillrect(struct fb_info *, const struct fb_fillrect *);
static int cg6_sync(struct fb_info *);
static int cg6_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
-static int cg6_ioctl(struct inode *, struct file *, unsigned int,
- unsigned long, struct fb_info *);
+static int cg6_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
* Frame buffer operations
@@ -534,8 +533,7 @@
vma);
}
-static int cg6_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+static int cg6_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct cg6_par *par = (struct cg6_par *) info->par;
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 32a9b69..80c16fb 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -957,7 +957,7 @@
default:
if (fb->fb_ioctl == NULL)
return -EINVAL;
- return fb->fb_ioctl(inode, file, cmd, arg, info);
+ return fb->fb_ioctl(info, cmd, arg);
}
}
@@ -1107,7 +1107,7 @@
default:
if (fb->fb_compat_ioctl)
- ret = fb->fb_compat_ioctl(file, cmd, arg, info);
+ ret = fb->fb_compat_ioctl(info, cmd, arg);
break;
}
unlock_kernel();
diff --git a/drivers/video/ffb.c b/drivers/video/ffb.c
index c4870d5..d096c12 100644
--- a/drivers/video/ffb.c
+++ b/drivers/video/ffb.c
@@ -38,8 +38,7 @@
static void ffb_copyarea(struct fb_info *, const struct fb_copyarea *);
static int ffb_sync(struct fb_info *);
static int ffb_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
-static int ffb_ioctl(struct inode *, struct file *, unsigned int,
- unsigned long, struct fb_info *);
+static int ffb_ioctl(struct fb_info *, unsigned int, unsigned long);
static int ffb_pan_display(struct fb_var_screeninfo *, struct fb_info *);
/*
@@ -848,8 +847,7 @@
0, vma);
}
-static int ffb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+static int ffb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct ffb_par *par = (struct ffb_par *) info->par;
diff --git a/drivers/video/imsttfb.c b/drivers/video/imsttfb.c
index a5d8130..ad416ae 100644
--- a/drivers/video/imsttfb.c
+++ b/drivers/video/imsttfb.c
@@ -1267,8 +1267,7 @@
#define FBIMSTT_GETIDXREG 0x545406
static int
-imsttfb_ioctl(struct inode *inode, struct file *file, u_int cmd,
- u_long arg, struct fb_info *info)
+imsttfb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
{
struct imstt_par *par = info->par;
void __user *argp = (void __user *)arg;
diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c
index 0090544..6b8bd3c 100644
--- a/drivers/video/intelfb/intelfbdrv.c
+++ b/drivers/video/intelfb/intelfbdrv.c
@@ -157,9 +157,8 @@
static int intelfb_sync(struct fb_info *info);
-static int intelfb_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg,
- struct fb_info *info);
+static int intelfb_ioctl(struct fb_info *info,
+ unsigned int cmd, unsigned long arg);
static int __devinit intelfb_pci_register(struct pci_dev *pdev,
const struct pci_device_id *ent);
@@ -1380,8 +1379,7 @@
/* When/if we have our own ioctls. */
static int
-intelfb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+intelfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
int retval = 0;
diff --git a/drivers/video/kyro/fbdev.c b/drivers/video/kyro/fbdev.c
index bcd359b..477ad29 100644
--- a/drivers/video/kyro/fbdev.c
+++ b/drivers/video/kyro/fbdev.c
@@ -586,9 +586,8 @@
}
#endif
-static int kyrofb_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg,
- struct fb_info *info)
+static int kyrofb_ioctl(struct fb_info *info,
+ unsigned int cmd, unsigned long arg)
{
overlay_create ol_create;
overlay_viewport_set ol_viewport_set;
diff --git a/drivers/video/leo.c b/drivers/video/leo.c
index 494287f..fb14787 100644
--- a/drivers/video/leo.c
+++ b/drivers/video/leo.c
@@ -33,8 +33,7 @@
static int leo_blank(int, struct fb_info *);
static int leo_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
-static int leo_ioctl(struct inode *, struct file *, unsigned int,
- unsigned long, struct fb_info *);
+static int leo_ioctl(struct fb_info *, unsigned int, unsigned long);
static int leo_pan_display(struct fb_var_screeninfo *, struct fb_info *);
/*
@@ -373,8 +372,7 @@
vma);
}
-static int leo_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+static int leo_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct leo_par *par = (struct leo_par *) info->par;
diff --git a/drivers/video/matrox/matroxfb_base.c b/drivers/video/matrox/matroxfb_base.c
index 1e74f4c..4055ff6 100644
--- a/drivers/video/matrox/matroxfb_base.c
+++ b/drivers/video/matrox/matroxfb_base.c
@@ -865,9 +865,8 @@
.name = "Panellink output",
};
-static int matroxfb_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg,
- struct fb_info *info)
+static int matroxfb_ioctl(struct fb_info *info,
+ unsigned int cmd, unsigned long arg)
{
void __user *argp = (void __user *)arg;
MINFO_FROM_INFO(info);
diff --git a/drivers/video/matrox/matroxfb_crtc2.c b/drivers/video/matrox/matroxfb_crtc2.c
index d52d7d8..27eb4bb 100644
--- a/drivers/video/matrox/matroxfb_crtc2.c
+++ b/drivers/video/matrox/matroxfb_crtc2.c
@@ -419,11 +419,10 @@
return 0;
}
-static int matroxfb_dh_ioctl(struct inode* inode,
- struct file* file,
+static int matroxfb_dh_ioctl(struct fb_info *info,
unsigned int cmd,
- unsigned long arg,
- struct fb_info* info) {
+ unsigned long arg)
+{
#define m2info (container_of(info, struct matroxfb_dh_fb_info, fbcon))
MINFO_FROM(m2info->primary_dev);
@@ -457,7 +456,7 @@
case MATROXFB_GET_OUTPUT_MODE:
case MATROXFB_GET_ALL_OUTPUTS:
{
- return ACCESS_FBINFO(fbcon.fbops)->fb_ioctl(inode, file, cmd, arg, &ACCESS_FBINFO(fbcon));
+ return ACCESS_FBINFO(fbcon.fbops)->fb_ioctl(&ACCESS_FBINFO(fbcon), cmd, arg);
}
case MATROXFB_SET_OUTPUT_CONNECTION:
{
diff --git a/drivers/video/p9100.c b/drivers/video/p9100.c
index b251e75..a1025e9 100644
--- a/drivers/video/p9100.c
+++ b/drivers/video/p9100.c
@@ -32,8 +32,7 @@
static int p9100_blank(int, struct fb_info *);
static int p9100_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
-static int p9100_ioctl(struct inode *, struct file *, unsigned int,
- unsigned long, struct fb_info *);
+static int p9100_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
* Frame buffer operations
@@ -232,8 +231,8 @@
vma);
}
-static int p9100_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+static int p9100_ioctl(struct fb_info *info, unsigned int cmd,
+ unsigned long arg)
{
struct p9100_par *par = (struct p9100_par *) info->par;
diff --git a/drivers/video/pm3fb.c b/drivers/video/pm3fb.c
index 2e11b60..0e78ddc 100644
--- a/drivers/video/pm3fb.c
+++ b/drivers/video/pm3fb.c
@@ -657,9 +657,7 @@
static void pm3fb_detect(void);
static int pm3fb_pan_display(const struct fb_var_screeninfo *var,
struct fb_info_gen *info);
-static int pm3fb_ioctl(struct inode *inode, struct file *file,
- u_int cmd, u_long arg, int con,
- struct fb_info *info);
+static int pm3fb_ioctl(struct fb_info *info, u_int cmd, u_long arg);
/* the struct that hold them together */
@@ -3438,9 +3436,7 @@
return 0;
}
-static int pm3fb_ioctl(struct inode *inode, struct file *file,
- u_int cmd, u_long arg, int con,
- struct fb_info *info)
+static int pm3fb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
u32 cm, i;
diff --git a/drivers/video/pmag-aa-fb.c b/drivers/video/pmag-aa-fb.c
index 28d1fe5..d92f352 100644
--- a/drivers/video/pmag-aa-fb.c
+++ b/drivers/video/pmag-aa-fb.c
@@ -299,8 +299,7 @@
return -EINVAL;
}
-static int aafb_ioctl(struct inode *inode, struct file *file, u32 cmd,
- unsigned long arg, int con, struct fb_info *info)
+static int aafb_ioctl(struct fb_info *info, u32 cmd, unsigned long arg)
{
/* TODO: Not yet implemented */
return -ENOIOCTLCMD;
diff --git a/drivers/video/radeonfb.c b/drivers/video/radeonfb.c
index 600318f..db9fb90 100644
--- a/drivers/video/radeonfb.c
+++ b/drivers/video/radeonfb.c
@@ -1497,8 +1497,8 @@
}
-static int radeonfb_ioctl (struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+static int radeonfb_ioctl (struct fb_info *info, unsigned int cmd,
+ unsigned long arg)
{
struct radeonfb_info *rinfo = (struct radeonfb_info *) info;
unsigned int tmp;
diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c
index dea1a46..8adf5bf 100644
--- a/drivers/video/sis/sis_main.c
+++ b/drivers/video/sis/sis_main.c
@@ -1743,13 +1743,14 @@
/* ----------- FBDev related routines for all series ---------- */
-static int
-sisfb_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg,
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
- int con,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,15)
+static int sisfb_ioctl(struct fb_info *info, unsigned int cmd,
+ unsigned long arg)
+#else
+static int sisfb_ioctl(struct inode *inode, struct file *file,
+ unsigned int cmd, unsigned long arg,
+ struct fb_info *info)
#endif
- struct fb_info *info)
{
struct sis_video_info *ivideo = (struct sis_video_info *)info->par;
struct sis_memreq sismemreq;
@@ -1924,19 +1925,6 @@
return 0;
}
-#ifdef SIS_NEW_CONFIG_COMPAT
-static long
-sisfb_compat_ioctl(struct file *f, unsigned int cmd, unsigned long arg, struct fb_info *info)
-{
- int ret;
-
- lock_kernel();
- ret = sisfb_ioctl(NULL, f, cmd, arg, info);
- unlock_kernel();
- return ret;
-}
-#endif
-
static int
sisfb_get_fix(struct fb_fix_screeninfo *fix, int con, struct fb_info *info)
{
@@ -2007,7 +1995,7 @@
#endif
.fb_sync = fbcon_sis_sync,
#ifdef SIS_NEW_CONFIG_COMPAT
- .fb_compat_ioctl= sisfb_compat_ioctl,
+ .fb_compat_ioctl= sisfb_ioctl,
#endif
.fb_ioctl = sisfb_ioctl
};
diff --git a/drivers/video/sis/sis_main.h b/drivers/video/sis/sis_main.h
index 445bcbb..70b6df3 100644
--- a/drivers/video/sis/sis_main.h
+++ b/drivers/video/sis/sis_main.h
@@ -727,9 +727,14 @@
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,15)
+static int sisfb_ioctl(struct fb_info *info, unsigned int cmd,
+ unsigned long arg);
+#else
static int sisfb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
struct fb_info *info);
+#endif
static int sisfb_set_par(struct fb_info *info);
static int sisfb_blank(int blank,
struct fb_info *info);
diff --git a/drivers/video/sstfb.c b/drivers/video/sstfb.c
index 8a5ce21..99921df 100644
--- a/drivers/video/sstfb.c
+++ b/drivers/video/sstfb.c
@@ -771,8 +771,7 @@
return 0;
}
-static int sstfb_ioctl(struct inode *inode, struct file *file,
- u_int cmd, u_long arg, struct fb_info *info )
+static int sstfb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
{
struct sstfb_par *par = info->par;
struct pci_dev *sst_dev = par->dev;
diff --git a/drivers/video/tcx.c b/drivers/video/tcx.c
index 2b27b44..cb94077 100644
--- a/drivers/video/tcx.c
+++ b/drivers/video/tcx.c
@@ -34,8 +34,7 @@
static int tcx_blank(int, struct fb_info *);
static int tcx_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
-static int tcx_ioctl(struct inode *, struct file *, unsigned int,
- unsigned long, struct fb_info *);
+static int tcx_ioctl(struct fb_info *, unsigned int, unsigned long);
static int tcx_pan_display(struct fb_var_screeninfo *, struct fb_info *);
/*
@@ -312,8 +311,8 @@
vma);
}
-static int tcx_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+static int tcx_ioctl(struct fb_info *info, unsigned int cmd,
+ unsigned long arg)
{
struct tcx_par *par = (struct tcx_par *) info->par;
diff --git a/include/linux/fb.h b/include/linux/fb.h
index a973be2..6da8a80 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -608,12 +608,12 @@
int (*fb_sync)(struct fb_info *info);
/* perform fb specific ioctl (optional) */
- int (*fb_ioctl)(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info);
+ int (*fb_ioctl)(struct fb_info *info, unsigned int cmd,
+ unsigned long arg);
/* Handle 32bit compat ioctl (optional) */
- long (*fb_compat_ioctl)(struct file *f, unsigned cmd, unsigned long arg,
- struct fb_info *info);
+ int (*fb_compat_ioctl)(struct fb_info *info, unsigned cmd,
+ unsigned long arg);
/* perform fb specific mmap */
int (*fb_mmap)(struct fb_info *info, struct file *file, struct vm_area_struct *vma);