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| author | Andi Kleen <ak@suse.de> | 2006-01-12 01:05:26 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-12 09:08:49 -0800 |
| commit | c6b44d10f25e5a93eca5135b686a35775c63546e (patch) | |
| tree | 4cf688dae805a46e633e617d819e4d9bc6950651 /fs/compat_ioctl.c | |
| parent | cbe8dd4af2967ee1c2d54ec9d4db35cf3ecc98d3 (diff) | |
| download | linux-stable-c6b44d10f25e5a93eca5135b686a35775c63546e.tar.gz linux-stable-c6b44d10f25e5a93eca5135b686a35775c63546e.tar.bz2 linux-stable-c6b44d10f25e5a93eca5135b686a35775c63546e.zip | |
[PATCH] Implement ioctl emulation for the parport character device
Fixes bugzilla.kernel.org bug 2903.
Cc: <tim@cyberelk.net>
Cc: <andrea@suse.de>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/compat_ioctl.c')
| -rw-r--r-- | fs/compat_ioctl.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c index f0b7256b2f87..5dd0207ffd46 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -122,6 +122,7 @@ #include <linux/dvb/dmx.h> #include <linux/dvb/frontend.h> #include <linux/dvb/video.h> +#include <linux/lp.h> /* Aiee. Someone does not find a difference between int and long */ #define EXT2_IOC32_GETFLAGS _IOR('f', 1, int) @@ -2735,6 +2736,20 @@ static int do_ncp_setprivatedata(unsigned int fd, unsigned int cmd, unsigned lon } #endif +static int +lp_timeout_trans(unsigned int fd, unsigned int cmd, unsigned long arg) +{ + struct compat_timeval *tc = (struct compat_timeval *)arg; + struct timeval *tn = compat_alloc_user_space(sizeof(struct timeval)); + struct timeval ts; + if (get_user(ts.tv_sec, &tc->tv_sec) || + get_user(ts.tv_usec, &tc->tv_usec) || + put_user(ts.tv_sec, &tn->tv_sec) || + put_user(ts.tv_usec, &tn->tv_usec)) + return -EFAULT; + return sys_ioctl(fd, cmd, (unsigned long)tn); +} + #define HANDLE_IOCTL(cmd,handler) \ { (cmd), (ioctl_trans_handler_t)(handler) }, @@ -2962,6 +2977,20 @@ HANDLE_IOCTL(DMX_GET_EVENT, do_dmx_get_event) HANDLE_IOCTL(VIDEO_GET_EVENT, do_video_get_event) HANDLE_IOCTL(VIDEO_STILLPICTURE, do_video_stillpicture) HANDLE_IOCTL(VIDEO_SET_SPU_PALETTE, do_video_set_spu_palette) + +/* parport */ +COMPATIBLE_IOCTL(LPTIME) +COMPATIBLE_IOCTL(LPCHAR) +COMPATIBLE_IOCTL(LPABORTOPEN) +COMPATIBLE_IOCTL(LPCAREFUL) +COMPATIBLE_IOCTL(LPWAIT) +COMPATIBLE_IOCTL(LPSETIRQ) +COMPATIBLE_IOCTL(LPGETSTATUS) +COMPATIBLE_IOCTL(LPGETSTATUS) +COMPATIBLE_IOCTL(LPRESET) +/*LPGETSTATS not implemented, but no kernels seem to compile it in anyways*/ +COMPATIBLE_IOCTL(LPGETFLAGS) +HANDLE_IOCTL(LPSETTIMEOUT, lp_timeout_trans) }; int ioctl_table_size = ARRAY_SIZE(ioctl_start); |