diff options
Diffstat (limited to 'hpec/hpec_zaptel.h')
| -rw-r--r-- | hpec/hpec_zaptel.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/hpec/hpec_zaptel.h b/hpec/hpec_zaptel.h index 80004da..2fb5a14 100644 --- a/hpec/hpec_zaptel.h +++ b/hpec/hpec_zaptel.h @@ -87,18 +87,22 @@ static inline void echo_can_array_update(struct echo_can_state *ec, short *iref, DECLARE_MUTEX(alloc_lock); -static inline struct echo_can_state *echo_can_create(int len, int adaption_mode) +static int echo_can_create(struct zt_echocanparams *ecp, struct zt_echocanparam *p, + struct echo_can_state **ec) { - struct echo_can_state *result = NULL; + if (ecp->param_count > 0) { + printk(KERN_WARNING "HPEC does not support parameters; failing request\n"); + return -EINVAL; + } if (down_interruptible(&alloc_lock)) - return NULL; + return -ENOTTY; - result = hpec_channel_alloc(len); + *ec = hpec_channel_alloc(ecp->tap_length); up(&alloc_lock); - return result; + return *ec ? 0 : -ENOTTY; } static inline int echo_can_traintap(struct echo_can_state *ec, int pos, short val) |