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Staging: echo: Export interface functions. Add module headers. 

Signed-off-by: Tzafrir Cohen <tzafrir@cohens.org.il>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
hifive-unleashed-5.1
Tzafrir Cohen 2008-10-12 06:55:40 +02:00 committed by Greg Kroah-Hartman
parent 17f8c11494
commit 68b8d9f6e5
1 changed files with 12 additions and 1 deletions
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13
drivers/staging/echo/echo.c
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@ -289,6 +289,7 @@ echo_can_state_t *echo_can_create(int len, int adaption_mode)
return ec;
}
EXPORT_SYMBOL_GPL(echo_can_create);
/*- End of function --------------------------------------------------------*/
void echo_can_free(echo_can_state_t *ec)
@ -302,12 +303,14 @@ void echo_can_free(echo_can_state_t *ec)
kfree(ec->snapshot);
kfree(ec);
}
EXPORT_SYMBOL_GPL(echo_can_free);
/*- End of function --------------------------------------------------------*/
void echo_can_adaption_mode(echo_can_state_t *ec, int adaption_mode)
{
ec->adaption_mode = adaption_mode;
}
EXPORT_SYMBOL_GPL(echo_can_adaption_mode);
/*- End of function --------------------------------------------------------*/
void echo_can_flush(echo_can_state_t *ec)
@ -334,11 +337,13 @@ void echo_can_flush(echo_can_state_t *ec)
ec->curr_pos = ec->taps - 1;
ec->Pstates = 0;
}
EXPORT_SYMBOL_GPL(echo_can_flush);
/*- End of function --------------------------------------------------------*/
void echo_can_snapshot(echo_can_state_t *ec) {
memcpy(ec->snapshot, ec->fir_taps16[0], ec->taps*sizeof(int16_t));
}
EXPORT_SYMBOL_GPL(echo_can_snapshot);
/*- End of function --------------------------------------------------------*/
/* Dual Path Echo Canceller ------------------------------------------------*/
@ -584,7 +589,7 @@ int16_t echo_can_update(echo_can_state_t *ec, int16_t tx, int16_t rx)
return (int16_t) ec->clean_nlp << 1;
}
EXPORT_SYMBOL_GPL(echo_can_update);
/*- End of function --------------------------------------------------------*/
/* This function is seperated from the echo canceller is it is usually called
@ -630,3 +635,9 @@ int16_t echo_can_hpf_tx(echo_can_state_t *ec, int16_t tx) {
return tx;
}
EXPORT_SYMBOL_GPL(echo_can_hpf_tx);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("David Rowe");
MODULE_DESCRIPTION("Open Source Line Echo Canceller");
MODULE_VERSION("0.3.0");