via_dsp_ioctl_ptr
Name
via_dsp_ioctl_ptr -- get information about hardware buffer ptr
Synopsis
int via_dsp_ioctl_ptr
(struct via_info * card, struct via_channel * chan, void * arg);
Arguments
- card
Private info for specified board
- chan
pointer to channel-specific info
- arg
user buffer for returned information
Description
Handles SNDCTL_DSP_GETIPTR and SNDCTL_DSP_GETOPTR.
Locking
inside card->syscall_sem