A NOTE has been added to this issue. ====================================================================== <https://bugtrack.alsa-project.org/alsa-bug/view.php?id=1766> ====================================================================== Reported By: Raymond Assigned To: mjander ====================================================================== Project: ALSA - driver Issue ID: 1766 Category: PCI - au88x0 Reproducibility: always Severity: block Priority: normal Status: assigned Distribution: Kernel Version: ====================================================================== Date Submitted: 01-21-2006 05:02 CET Last Modified: 05-24-2006 13:38 CEST ====================================================================== Summary: jackd : ALSA: cannot set period size to 1024 frames for capture Description: snd_pcm_hw_params_get_channels_max() return 4 for capture stream static struct snd_pcm_hardware snd_vortex_playback_hw_adb = { .info = (SNDRV_PCM_INFO_MMAP | /* SNDRV_PCM_INFO_RESUME | */ SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_MMAP_VALID), .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW, .rates = SNDRV_PCM_RATE_CONTINUOUS, .rate_min = 5000, .rate_max = 48000, .channels_min = 1, #ifdef CHIP_AU8830 .channels_max = 4, #else .channels_max = 2, #endif .buffer_bytes_max = 0x10000, .period_bytes_min = 0x1, .period_bytes_max = 0x1000, .periods_min = 2, .periods_max = 32, }; static int vortex_adb_allocroute(vortex_t * vortex, int dma, int nr_ch, int dir, int type) { stream_t *stream; int i, en; if ((nr_ch == 3) || ((dir == SNDRV_PCM_STREAM_CAPTURE) && (nr_ch > 2))) return -EBUSY; therefore jackd fail with "ALSA: cannot set period size to 1024 frames for capture" jackd -d alsa hw:0 -S jackd 0.100.9 ... JACK compiled with System V SHM support. loading driver .. creating alsa driver ... hw:0|hw:0|1024|2|48000|0|0|nomon|swmeter|-|16bit control device hw:0 configuring for 48000Hz, period = 1024 frames, buffer = 2 periods ALSA: cannot set period size to 1024 frames for capture ALSA: cannot configure capture channel cannot load driver module alsa no message buffer overruns ====================================================================== Relationships ID Summary ---------------------------------------------------------------------- related to 0001724 au88x0 PCM configuration problem - buff... ====================================================================== ---------------------------------------------------------------------- Raymond - 05-23-06 03:44 ---------------------------------------------------------------------- The error message which you reported in https://bugtrack.alsa-project.org/alsa-bug/view.php?id=1833#8086 can be easily reproduced by jackd -d oss -i 4 dmesg vortex: FATAL: ResManager: resource type 0 exhausted. vortex: FATAL: ResManager: resource type 3 exhausted. ALSA pcm_oss.c:459: HW_PARAMS failed: -16 The bug can be fixed by patch in https://bugtrack.alsa-project.org/alsa-bug/view.php?id=1766#8213 but need one SQ1500 user to confirm SQ1500 has a quad codec ---------------------------------------------------------------------- Raymond - 05-24-06 13:38 ---------------------------------------------------------------------- There is difference between "jackd -d alsa hw:0 -S" and "jackd -d oss -i4" snd_vortex_hw_params() reject 4 channels capture snd_vortex_pcm_hw_free() For ALSA, the parameter stream is NULL, vortex_adb_allocroute() is not called For ALSA OSS emulation, 1) the parameter stream is not null 2) stream->dma >=0 3) stream->nr_ch is equal 1 the above condition cause the fuction vortex_adb_allocroute() to release resources which has not been allocated vortex: FATAL: ResManager: resource type 0 exhausted. vortex: FATAL: ResManager: resource type 3 exhausted. The driver should rejct 4 channels capture when snd_pcm_hw_param_set_channels() is called (i.e. add the correct rule for channel by snd_vortex_pcm_open() Issue History Date Modified Username Field Change ====================================================================== 01-21-06 05:02 Raymond New Issue 01-21-06 05:25 rlrevell Note Added: 0007735 01-21-06 05:36 rlrevell Note Deleted: 0007735 01-21-06 07:36 Raymond Note Added: 0007736 01-21-06 07:41 Raymond Note Edited: 0007736 01-21-06 07:59 rlrevell Note Added: 0007737 01-23-06 10:36 Raymond Note Added: 0007761 01-23-06 10:42 Raymond Note Edited: 0007761 01-24-06 11:25 Raymond Note Added: 0007773 01-28-06 02:23 Raymond Note Added: 0007816 01-31-06 13:49 perex Relationship added related to 0001724 02-04-06 05:49 Raymond File Added: au88x0_pcm_channels.patch 02-04-06 06:14 Raymond Note Added: 0007911 02-18-06 08:34 Raymond Note Added: 0008117 02-20-06 15:32 Raymond Note Edited: 0007773 02-27-06 05:07 Raymond Note Added: 0008213 02-27-06 05:14 rlrevell Note Added: 0008214 02-27-06 05:55 Raymond Note Added: 0008215 02-27-06 09:30 Raymond Note Added: 0008220 02-27-06 09:32 Raymond Note Edited: 0008220 02-27-06 19:15 rlrevell Note Added: 0008228 02-28-06 02:44 Raymond Note Edited: 0008215 02-28-06 07:08 Raymond Note Added: 0008241 03-01-06 07:55 Raymond Note Added: 0008274 03-03-06 08:12 Raymond Note Added: 0008335 03-03-06 08:41 mjander Note Added: 0008337 03-03-06 09:02 Raymond Note Added: 0008338 03-03-06 10:49 Raymond Note Added: 0008340 03-03-06 22:36 mjander Note Added: 0008343 03-04-06 04:47 Raymond Note Edited: 0008241 04-06-06 08:41 Raymond Note Edited: 0008215 04-06-06 08:42 Raymond Note Edited: 0008215 05-14-06 13:39 Raymond Note Deleted: 0007816 05-14-06 13:40 Raymond Note Deleted: 0007773 05-14-06 13:41 Raymond Note Deleted: 0008335 05-23-06 03:31 Raymond Issue Monitored: ponchick 05-23-06 03:31 Raymond Note Added: 0009924 05-23-06 03:33 Raymond Note Edited: 0009924 05-23-06 03:39 Raymond Note Edited: 0009924 05-23-06 03:40 Raymond Note Edited: 0009924 05-23-06 03:44 Raymond Note Edited: 0009924 05-24-06 13:38 Raymond Note Added: 0009955 ====================================================================== ------------------------------------------------------- All the advantages of Linux Managed Hosting--Without the Cost and Risk! 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