diff options
| author | Glen Masgai <mimosius@gmx.de> | 2005-09-28 08:19:05 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2005-11-04 13:16:52 +0100 |
| commit | d602c885a6c30c78197b752c9241ce7e86cdf704 (patch) | |
| tree | 4ee464123d2bc4bb4e5775f0ac98ae996eca94f2 /sound | |
| parent | bf3b644039d6a99076f5a87c714d94dfea3a6814 (diff) | |
[ALSA] ymfpci: add S/PDIF-in > S/PDIF-out loop
Modules: YMFPCI driver
This patch adds a new mixer control called 'IEC958 Loop' which makes
it possible to loop digital signals from S/PDIF-in to S/PDIF-out.
Signed-off-by: Glen Masgai <mimosius@gmx.de>
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/ymfpci/ymfpci_main.c | 39 |
1 files changed, 24 insertions, 15 deletions
diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c index 27fa523639ae..2e671ee438c6 100644 --- a/sound/pci/ymfpci/ymfpci_main.c +++ b/sound/pci/ymfpci/ymfpci_main.c @@ -1421,15 +1421,18 @@ static snd_kcontrol_new_t snd_ymfpci_drec_source __devinitdata = { * Mixer controls */ -#define YMFPCI_SINGLE(xname, xindex, reg) \ +#define YMFPCI_SINGLE(xname, xindex, reg, shift) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ .info = snd_ymfpci_info_single, \ .get = snd_ymfpci_get_single, .put = snd_ymfpci_put_single, \ - .private_value = reg } + .private_value = ((reg) | ((shift) << 16)) } -static int snd_ymfpci_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +static int snd_ymfpci_info_single(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *uinfo) { - switch (kcontrol->private_value) { + int reg = kcontrol->private_value & 0xffff; + + switch (reg) { case YDSXGR_SPDIFOUTCTRL: break; case YDSXGR_SPDIFINCTRL: break; default: return -EINVAL; @@ -1441,30 +1444,35 @@ static int snd_ymfpci_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t return 0; } -static int snd_ymfpci_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +static int snd_ymfpci_get_single(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) { ymfpci_t *chip = snd_kcontrol_chip(kcontrol); - int reg = kcontrol->private_value; - unsigned int shift = 0, mask = 1; + int reg = kcontrol->private_value & 0xffff; + unsigned int shift = (kcontrol->private_value >> 16) & 0xff; + unsigned int mask = 1; - switch (kcontrol->private_value) { + switch (reg) { case YDSXGR_SPDIFOUTCTRL: break; case YDSXGR_SPDIFINCTRL: break; default: return -EINVAL; } - ucontrol->value.integer.value[0] = (snd_ymfpci_readl(chip, reg) >> shift) & mask; + ucontrol->value.integer.value[0] = + (snd_ymfpci_readl(chip, reg) >> shift) & mask; return 0; } -static int snd_ymfpci_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +static int snd_ymfpci_put_single(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) { ymfpci_t *chip = snd_kcontrol_chip(kcontrol); - int reg = kcontrol->private_value; - unsigned int shift = 0, mask = 1; + int reg = kcontrol->private_value & 0xffff; + unsigned int shift = (kcontrol->private_value >> 16) & 0xff; + unsigned int mask = 1; int change; unsigned int val, oval; - switch (kcontrol->private_value) { + switch (reg) { case YDSXGR_SPDIFOUTCTRL: break; case YDSXGR_SPDIFINCTRL: break; default: return -EINVAL; @@ -1583,8 +1591,9 @@ YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ", PLAYBACK,VOLUME), 0, YDSXGR_ZVOUTVO YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("", CAPTURE,VOLUME), 0, YDSXGR_ZVLOOPVOL), YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ",PLAYBACK,VOLUME), 1, YDSXGR_SPDIFOUTVOL), YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,VOLUME), 1, YDSXGR_SPDIFLOOPVOL), -YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), 0, YDSXGR_SPDIFOUTCTRL), -YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, YDSXGR_SPDIFINCTRL), +YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), 0, YDSXGR_SPDIFOUTCTRL, 0), +YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, YDSXGR_SPDIFINCTRL, 0), +YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("Loop",NONE,NONE), 0, YDSXGR_SPDIFINCTRL, 4), { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "4ch Duplication", |