Messages in this thread | | | Date | Thu, 7 Jun 2007 12:14:00 +0200 | From | Rodolfo Giometti <> | Subject | Re: [RFC] PPS: Implementing LinuxPPS API with new syscalls |
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On Wed, Jun 06, 2007 at 11:24:16PM +0200, Rodolfo Giometti wrote: > On Wed, Jun 06, 2007 at 01:29:34PM -0700, Andrew Morton wrote: > > > > asmlinkage long sys_time_pps_find(int cmd, int __user *source, > > > char __user *name, int namelen, > > > char __user *path, int pathlen); > > Try to find a PPS source into the system giving one of its feature. > > With cmd==PPS_FIND_SRC we check for a PPS source with index number > equal to *source, if *source==-1 we just ask for the first PPS source > defined into the system. > > With cmd=PPS_FIND_PATH we check for a PPS source with path name equal > to path. > > Selected source is returned into *source and PPS source info are > placed into path and name arrays.
Maybe this syscall can be turned into something like:
asmlinkage long sys_time_pps_ioctl(int cmd, void *ptr);
and data are passed through ptr pointer... obviously first implemented commands will be PPS_FIND_SRC and PPS_FIND_PATH.
This allows future improvements...
Ciao,
Rodolfo
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