2  * \file timer/timer_query.c
6  * Timer Query Interface is designed to obtain identification of timers.
9  *  Timer Query Interface - main file
31 static int snd_timer_query_open_conf(snd_timer_query_t **timer,  in snd_timer_query_open_conf()  argument
49 			SNDERR("Invalid type for TIMER %s definition", name);  in snd_timer_query_open_conf()
51 			SNDERR("Invalid type for TIMER definition");  in snd_timer_query_open_conf()
72 			SNDERR("Invalid type for TIMER type %s definition", str);  in snd_timer_query_open_conf()
127 		err = open_func(timer, name, timer_root, timer_conf, mode);  in snd_timer_query_open_conf()
131 			(*timer)->dl_handle = h;  in snd_timer_query_open_conf()
136 static int snd_timer_query_open_noupdate(snd_timer_query_t **timer, snd_config_t *root, const char …  in snd_timer_query_open_noupdate()  argument
142 		SNDERR("Unknown timer %s", name);  in snd_timer_query_open_noupdate()
145 	err = snd_timer_query_open_conf(timer, name, root, timer_conf, mode);  in snd_timer_query_open_noupdate()
151  * \brief Opens a new connection to the timer query interface.
152  * \param timer Returned handle (NULL if not wanted)
160 int snd_timer_query_open(snd_timer_query_t **timer, const char *name, int mode)  in snd_timer_query_open()  argument
165 	assert(timer && name);  in snd_timer_query_open()
169 	err = snd_timer_query_open_noupdate(timer, top, name, mode);  in snd_timer_query_open()
175  * \brief Opens a new connection to the timer query interface using local configuration
176  * \param timer Returned handle (NULL if not wanted)
185 int snd_timer_query_open_lconf(snd_timer_query_t **timer, const char *name,  in snd_timer_query_open_lconf()  argument
188 	assert(timer && name && lconf);  in snd_timer_query_open_lconf()
189 	return snd_timer_query_open_noupdate(timer, lconf, name, mode);  in snd_timer_query_open_lconf()
193  * \brief close timer query handle
194  * \param timer timer handle
197  * Closes the specified timer handle and frees all associated
200 int snd_timer_query_close(snd_timer_query_t *timer)  in snd_timer_query_close()  argument
203   	assert(timer);  in snd_timer_query_close()
204 	err = timer->ops->close(timer);  in snd_timer_query_close()
205 	if (timer->dl_handle)  in snd_timer_query_close()
206 		snd_dlclose(timer->dl_handle);  in snd_timer_query_close()
207 	free(timer->name);  in snd_timer_query_close()
208 	free(timer);  in snd_timer_query_close()
213  * \brief obtain the next timer identification
214  * \param timer timer handle
215  * \param tid timer identification
221 int snd_timer_query_next_device(snd_timer_query_t *timer, snd_timer_id_t *tid)  in snd_timer_query_next_device()  argument
223   	assert(timer);  in snd_timer_query_next_device()
225 	return timer->ops->next_device(timer, tid);  in snd_timer_query_next_device()
279  * \brief set timer identification
291  * \brief get timer identification
301  * \brief get timer flags
303  * \return timer flags
311  * \brief get associated card with timer
321  * \brief get timer identification
323  * \return timer identification
331  * \brief get timer name
333  * \return timer name
341  * \brief get timer resolution in ns
343  * \return timer resolution in ns
351  * \brief get timer minimal resolution in ns
353  * \return timer minimal resolution in ns
361  * \brief get timer maximal resolution in ns
363  * \return timer maximal resolution in ns
371  * \brief get current timer clients
373  * \return current timer clients
381  * \brief obtain the timer global information
382  * \param timer timer handle
383  * \param info timer information
387 EXPORT_SYMBOL int INTERNAL(snd_timer_query_info)(snd_timer_query_t *timer, snd_timer_ginfo_t *info)  in INTERNAL()
389 int snd_timer_query_info(snd_timer_query_t *timer, snd_timer_ginfo_t *info)  in INTERNAL()
392   	assert(timer);  in INTERNAL()
394 	return timer->ops->info(timer, info);  in INTERNAL()
399  * \brief set the timer global parameters
400  * \param timer timer handle
401  * \param params timer parameters
405 EXPORT_SYMBOL int INTERNAL(snd_timer_query_params)(snd_timer_query_t *timer, snd_timer_gparams_t *p…  in INTERNAL()
407 int snd_timer_query_params(snd_timer_query_t *timer, snd_timer_gparams_t *params)  in INTERNAL()
410   	assert(timer);  in INTERNAL()
412 	return timer->ops->params(timer, params);  in INTERNAL()
417  * \brief get the timer global status
418  * \param timer timer handle
419  * \param status timer status
423 EXPORT_SYMBOL int INTERNAL(snd_timer_query_status)(snd_timer_query_t *timer, snd_timer_gstatus_t *s…  in INTERNAL()
425 int snd_timer_query_status(snd_timer_query_t *timer, snd_timer_gstatus_t *status)  in INTERNAL()
428   	assert(timer);  in INTERNAL()
430 	return timer->ops->status(timer, status);  in INTERNAL()
485  * \brief set timer class
487  * \param dev_class class of timer device
496  * \brief get timer class
498  * \return timer class
507  * \brief set timer sub-class
509  * \param dev_sclass sub-class of timer device
518  * \brief get timer sub-class
520  * \return timer sub-class
529  * \brief set timer card
540  * \brief get timer card
542  * \return timer card number
551  * \brief set timer device
562  * \brief get timer device
564  * \return timer device number
573  * \brief set timer subdevice
584  * \brief get timer subdevice
586  * \return timer subdevice number