diff options
Diffstat (limited to 'sound/pci/emu10k1')
| -rw-r--r-- | sound/pci/emu10k1/p16v.c | 62 |
1 files changed, 61 insertions, 1 deletions
diff --git a/sound/pci/emu10k1/p16v.c b/sound/pci/emu10k1/p16v.c index 13f7e62ee56b..93dff4c6b233 100644 --- a/sound/pci/emu10k1/p16v.c +++ b/sound/pci/emu10k1/p16v.c @@ -41,7 +41,13 @@ * Integrated with snd-emu10k1 driver. * 0.22 * Removed #if 0 ... #endif - * + * 0.23 + * Implement different capture rates. + * 0.24 + * Implement different capture source channels. + * e.g. When HD Capture source is set to SPDIF, + * setting HD Capture channel to 0 captures from CDROM digital input. + * setting HD Capture channel to 1 captures from SPDIF in. * * BUGS: * Some stability problems when unloading the snd-p16v kernel module. @@ -933,6 +939,56 @@ static snd_kcontrol_new_t snd_p16v_capture_source __devinitdata = .get = snd_p16v_capture_source_get, .put = snd_p16v_capture_source_put }; + +static int snd_p16v_capture_channel_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + static char *texts[4] = { "0", "1", "2", "3", }; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + uinfo->count = 1; + uinfo->value.enumerated.items = 4; + if (uinfo->value.enumerated.item > 3) + uinfo->value.enumerated.item = 3; + strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); + return 0; +} + +static int snd_p16v_capture_channel_get(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + emu10k1_t *emu = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = emu->p16v_capture_channel; + return 0; +} + +static int snd_p16v_capture_channel_put(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + emu10k1_t *emu = snd_kcontrol_chip(kcontrol); + unsigned int val; + int change = 0; + u32 tmp; + + val = ucontrol->value.enumerated.item[0] ; + change = (emu->p16v_capture_channel != val); + if (change) { + emu->p16v_capture_channel = val; + tmp = snd_emu10k1_ptr20_read(emu, CAPTURE_P16V_SOURCE, 0) & 0xfffc; + snd_emu10k1_ptr20_write(emu, CAPTURE_P16V_SOURCE, 0, tmp | val); + } + return change; +} + +static snd_kcontrol_new_t snd_p16v_capture_channel __devinitdata = +{ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "HD Capture channel", + .info = snd_p16v_capture_channel_info, + .get = snd_p16v_capture_channel_get, + .put = snd_p16v_capture_channel_put +}; + int snd_p16v_mixer(emu10k1_t *emu) { int err; @@ -974,6 +1030,10 @@ int snd_p16v_mixer(emu10k1_t *emu) return -ENOMEM; if ((err = snd_ctl_add(card, kctl))) return err; + if ((kctl = snd_ctl_new1(&snd_p16v_capture_channel, emu)) == NULL) + return -ENOMEM; + if ((err = snd_ctl_add(card, kctl))) + return err; return 0; } |