korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-24 20:54:10 +08:00
Code Issues Packages Projects Releases Wiki Activity

[SPARC]: Mark SBUS framebuffer ioctls as IGNORE in compat_ioctl.c

Browse Source 
They are handled in a ->compat_ioctl() handler, so it's just noise
when compat_ioctl.c warns which occurs when they are used on non-SBUS
framebuffer devices.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2007-07-29 00:50:42 -07:00
parent 9b539c03b2
commit 8163904e66
3 changed files with 48 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
drivers/video/sbuslib.c
View File

@ -190,17 +190,6 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg,
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 fb_info *info, unsigned int cmd, unsigned long arg)
{
struct fbcmap32 __user *argp = (void __user *)arg;
@ -223,20 +212,6 @@ static int fbiogetputcmap(struct fb_info *info, unsigned int cmd, unsigned long
(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 fb_info *info, unsigned long arg)
{
struct fbcursor __user *p = compat_alloc_user_space(sizeof(*p));

20
fs/compat_ioctl.c
View File

@ -115,6 +115,10 @@
#include <linux/dvb/video.h>
#include <linux/lp.h>
#ifdef CONFIG_SPARC
#include <asm/fbio.h>
#endif
static int do_ioctl32_pointer(unsigned int fd, unsigned int cmd,
unsigned long arg, struct file *f)
{
@ -3493,6 +3497,22 @@ IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
/* loop */
IGNORE_IOCTL(LOOP_CLR_FD)
#ifdef CONFIG_SPARC
/* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
IGNORE_IOCTL(FBIOGTYPE)
IGNORE_IOCTL(FBIOSATTR)
IGNORE_IOCTL(FBIOGATTR)
IGNORE_IOCTL(FBIOSVIDEO)
IGNORE_IOCTL(FBIOGVIDEO)
IGNORE_IOCTL(FBIOSCURPOS)
IGNORE_IOCTL(FBIOGCURPOS)
IGNORE_IOCTL(FBIOGCURMAX)
IGNORE_IOCTL(FBIOPUTCMAP32)
IGNORE_IOCTL(FBIOGETCMAP32)
IGNORE_IOCTL(FBIOSCURSOR32)
IGNORE_IOCTL(FBIOGCURSOR32)
#endif
};
#define IOCTL_HASHSIZE 256

28
include/asm-sparc64/fbio.h
View File

@ -2,6 +2,7 @@
#define __LINUX_FBIO_H
#include <linux/compiler.h>
#include <linux/types.h>
/* Constants used for fbio SunOS compatibility */
/* (C) 1996 Miguel de Icaza */
@ -299,4 +300,31 @@ struct fb_clut32 {
#define LEO_LD_GBL_MAP 0x01009000
#define LEO_UNK2_MAP 0x0100a000
#ifdef __KERNEL__
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)
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)
#endif
#endif /* __LINUX_FBIO_H */