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Misc: phantom, add compat ioctl

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Openhaptics uses pointers in _IOC() macros, implement compat for them. Also
add _IOC alternatives which are not 32/64 bit dependent (structures
passed through aren't yet) -- libphantom will use them.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jiri Slaby 2008-04-29 00:59:13 -07:00 • committed by Linus Torvalds
parent eb0f1c442d
commit 7e4e8e689f
2 changed files with 24 additions and 5 deletions
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5
include/linux/phantom.h
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@ -34,7 +34,10 @@ struct phm_regs {
* use improved registers update (no more phantom switchoffs when using
* libphantom) */
#define PHN_NOT_OH _IO (PH_IOC_MAGIC, 4)
#define PH_IOC_MAXNR 4
#define PHN_GETREG _IOWR(PH_IOC_MAGIC, 5, struct phm_reg)
#define PHN_SETREG _IOW(PH_IOC_MAGIC, 6, struct phm_reg)
#define PHN_GETREGS _IOWR(PH_IOC_MAGIC, 7, struct phm_regs)
#define PHN_SETREGS _IOW(PH_IOC_MAGIC, 8, struct phm_regs)
#define PHN_CONTROL 0x6 /* control byte in iaddr space */
#define PHN_CTL_AMP 0x1 /* switch after torques change */