| Patrick Williams | b48b7b4 | 2016-08-17 15:04:38 -0500 | [diff] [blame^] | 1 | --- a/drivers/alsa/alsa_driver.c 2009-05-06 06:36:08.000000000 +1000 |
| 2 | +++ b/drivers/alsa/alsa_driver.c 2010-07-28 21:02:57.238101024 +1000 |
| 3 | @@ -2388,7 +2388,7 @@ |
| 4 | strcpy (params[i].name, "period"); |
| 5 | params[i].character = 'p'; |
| 6 | params[i].type = JackDriverParamUInt; |
| 7 | - params[i].value.ui = 1024U; |
| 8 | + params[i].value.ui = 256U; /* TWL4030 capture. */ |
| 9 | strcpy (params[i].short_desc, "Frames per period"); |
| 10 | strcpy (params[i].long_desc, params[i].short_desc); |
| 11 | |
| 12 | @@ -2396,7 +2396,7 @@ |
| 13 | strcpy (params[i].name, "nperiods"); |
| 14 | params[i].character = 'n'; |
| 15 | params[i].type = JackDriverParamUInt; |
| 16 | - params[i].value.ui = 2U; |
| 17 | + params[i].value.ui = 4U; /* TWL4030 capture. */ |
| 18 | strcpy (params[i].short_desc, "Number of periods of playback latency"); |
| 19 | strcpy (params[i].long_desc, params[i].short_desc); |
| 20 | |
| 21 | @@ -2518,8 +2518,8 @@ |
| 22 | driver_initialize (jack_client_t *client, const JSList * params) |
| 23 | { |
| 24 | jack_nframes_t srate = 48000; |
| 25 | - jack_nframes_t frames_per_interrupt = 1024; |
| 26 | - unsigned long user_nperiods = 2; |
| 27 | + jack_nframes_t frames_per_interrupt = 256; /* TWL4030 needs small number of frames here. */ |
| 28 | + unsigned long user_nperiods = 4; /* TWL4030 needs 4 periods to avoid XRuns. */ |
| 29 | char *playback_pcm_name = "hw:0"; |
| 30 | char *capture_pcm_name = "hw:0"; |
| 31 | int hw_monitoring = FALSE; |