diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c index 016e52ab7..274fef45c 100644 --- a/src/modules/alsa/alsa-util.c +++ b/src/modules/alsa/alsa-util.c @@ -1637,3 +1637,18 @@ char *pa_alsa_get_driver_name(int card) { return n; } + +char *pa_alsa_get_driver_name_by_pcm(snd_pcm_t *pcm) { + int card; + + snd_pcm_info_t* info; + snd_pcm_info_alloca(&info); + + if (snd_pcm_info(pcm, info) < 0) + return NULL; + + if ((card = snd_pcm_info_get_card(info)) < 0) + return NULL; + + return pa_alsa_get_driver_name(card); +} diff --git a/src/modules/alsa/alsa-util.h b/src/modules/alsa/alsa-util.h index 2d0f407ee..92f67977a 100644 --- a/src/modules/alsa/alsa-util.h +++ b/src/modules/alsa/alsa-util.h @@ -133,4 +133,6 @@ int pa_alsa_safe_mmap_begin(snd_pcm_t *pcm, const snd_pcm_channel_area_t **areas char *pa_alsa_get_driver_name(int card); +char *pa_alsa_get_driver_name_by_pcm(snd_pcm_t *pcm); + #endif