332     struct pa_alsa_fdlist *fdl = userdata;  in io_cb()  local
338     pa_assert(fdl);  in io_cb()
339     pa_assert(fdl->mixer || fdl->hctl);  in io_cb()
340     pa_assert(fdl->fds);  in io_cb()
341     pa_assert(fdl->work_fds);  in io_cb()
343     if (fdl->polled)  in io_cb()
346     fdl->polled = true;  in io_cb()
348     memcpy(fdl->work_fds, fdl->fds, sizeof(struct pollfd) * fdl->num_fds);  in io_cb()
350     for (i = 0; i < fdl->num_fds; i++) {  in io_cb()
351         if (e == fdl->ios[i]) {  in io_cb()
353                 fdl->work_fds[i].revents |= POLLIN;  in io_cb()
355                 fdl->work_fds[i].revents |= POLLOUT;  in io_cb()
357                 fdl->work_fds[i].revents |= POLLERR;  in io_cb()
359                 fdl->work_fds[i].revents |= POLLHUP;  in io_cb()
364     pa_assert(i != fdl->num_fds);  in io_cb()
366     if (fdl->hctl)  in io_cb()
367         err = snd_hctl_poll_descriptors_revents(fdl->hctl, fdl->work_fds, fdl->num_fds, &revents);  in io_cb()
369         err = snd_mixer_poll_descriptors_revents(fdl->mixer, fdl->work_fds, fdl->num_fds, &revents);  in io_cb()
376     a->defer_enable(fdl->defer, 1);  in io_cb()
379         if (fdl->hctl)  in io_cb()
380             snd_hctl_handle_events(fdl->hctl);  in io_cb()
382             snd_mixer_handle_events(fdl->mixer);  in io_cb()
387     struct pa_alsa_fdlist *fdl = userdata;  in defer_cb()  local
393     pa_assert(fdl);  in defer_cb()
394     pa_assert(fdl->mixer || fdl->hctl);  in defer_cb()
396     a->defer_enable(fdl->defer, 0);  in defer_cb()
398     if (fdl->hctl)  in defer_cb()
399         n = snd_hctl_poll_descriptors_count(fdl->hctl);  in defer_cb()
401         n = snd_mixer_poll_descriptors_count(fdl->mixer);  in defer_cb()
413     if (num_fds != fdl->num_fds) {  in defer_cb()
414         if (fdl->fds)  in defer_cb()
415             pa_xfree(fdl->fds);  in defer_cb()
416         if (fdl->work_fds)  in defer_cb()
417             pa_xfree(fdl->work_fds);  in defer_cb()
418         fdl->fds = pa_xnew0(struct pollfd, num_fds);  in defer_cb()
419         fdl->work_fds = pa_xnew(struct pollfd, num_fds);  in defer_cb()
422     memset(fdl->work_fds, 0, sizeof(struct pollfd) * num_fds);  in defer_cb()
424     if (fdl->hctl)  in defer_cb()
425         err = snd_hctl_poll_descriptors(fdl->hctl, fdl->work_fds, num_fds);  in defer_cb()
427         err = snd_mixer_poll_descriptors(fdl->mixer, fdl->work_fds, num_fds);  in defer_cb()
434     fdl->polled = false;  in defer_cb()
436     if (memcmp(fdl->fds, fdl->work_fds, sizeof(struct pollfd) * num_fds) == 0)  in defer_cb()
439     if (fdl->ios) {  in defer_cb()
440         for (i = 0; i < fdl->num_fds; i++)  in defer_cb()
441             a->io_free(fdl->ios[i]);  in defer_cb()
443         if (num_fds != fdl->num_fds) {  in defer_cb()
444             pa_xfree(fdl->ios);  in defer_cb()
445             fdl->ios = NULL;  in defer_cb()
449     if (!fdl->ios)  in defer_cb()
450         fdl->ios = pa_xnew(pa_io_event*, num_fds);  in defer_cb()
453     temp = fdl->work_fds;  in defer_cb()
454     fdl->work_fds = fdl->fds;  in defer_cb()
455     fdl->fds = temp;  in defer_cb()
457     fdl->num_fds = num_fds;  in defer_cb()
460         fdl->ios[i] = a->io_new(a, fdl->fds[i].fd,  in defer_cb()
461             ((fdl->fds[i].events & POLLIN) ? PA_IO_EVENT_INPUT : 0) |  in defer_cb()
462             ((fdl->fds[i].events & POLLOUT) ? PA_IO_EVENT_OUTPUT : 0),  in defer_cb()
463             io_cb, fdl);  in defer_cb()
467     struct pa_alsa_fdlist *fdl;  in pa_alsa_fdlist_new()  local
469     fdl = pa_xnew0(struct pa_alsa_fdlist, 1);  in pa_alsa_fdlist_new()
471     return fdl;  in pa_alsa_fdlist_new()
474 void pa_alsa_fdlist_free(struct pa_alsa_fdlist *fdl) {  in pa_alsa_fdlist_free()  argument
475     pa_assert(fdl);  in pa_alsa_fdlist_free()
477     if (fdl->defer) {  in pa_alsa_fdlist_free()
478         pa_assert(fdl->m);  in pa_alsa_fdlist_free()
479         fdl->m->defer_free(fdl->defer);  in pa_alsa_fdlist_free()
482     if (fdl->ios) {  in pa_alsa_fdlist_free()
484         pa_assert(fdl->m);  in pa_alsa_fdlist_free()
485         for (i = 0; i < fdl->num_fds; i++)  in pa_alsa_fdlist_free()
486             fdl->m->io_free(fdl->ios[i]);  in pa_alsa_fdlist_free()
487         pa_xfree(fdl->ios);  in pa_alsa_fdlist_free()
490     if (fdl->fds)  in pa_alsa_fdlist_free()
491         pa_xfree(fdl->fds);  in pa_alsa_fdlist_free()
492     if (fdl->work_fds)  in pa_alsa_fdlist_free()
493         pa_xfree(fdl->work_fds);  in pa_alsa_fdlist_free()
495     pa_xfree(fdl);  in pa_alsa_fdlist_free()
499 int pa_alsa_fdlist_set_handle(struct pa_alsa_fdlist *fdl, snd_mixer_t *mixer_handle, snd_hctl_t *hc…  in pa_alsa_fdlist_set_handle()  argument
500     pa_assert(fdl);  in pa_alsa_fdlist_set_handle()
504     pa_assert(!fdl->m);  in pa_alsa_fdlist_set_handle()
506     fdl->hctl = hctl_handle;  in pa_alsa_fdlist_set_handle()
507     fdl->mixer = mixer_handle;  in pa_alsa_fdlist_set_handle()
508     fdl->m = m;  in pa_alsa_fdlist_set_handle()
509     fdl->defer = m->defer_new(m, defer_cb, fdl);  in pa_alsa_fdlist_set_handle()