diff options
| -rw-r--r-- | sound/isa/es18xx.c | 99 |
1 files changed, 90 insertions, 9 deletions
diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c index bde9860..0488eba 100644 --- a/sound/isa/es18xx.c +++ b/sound/isa/es18xx.c @@ -939,37 +939,118 @@ static int snd_es18xx_capture_close(struct snd_pcm_substream *substream) * MIXER part */ +/* Record source mux routines: + * Depending on the chipset this mux switches between 4, 5, or 8 possible inputs. + * bit table for the 4/5 source mux: + * reg 1C: + * b2 b1 b0 muxSource + * x 0 x microphone + * 0 1 x CD + * 1 1 0 line + * 1 1 1 mixer + * if it's "mixer" and it's a 5 source mux chipset then reg 7A bit 3 determines + * either the play mixer or the capture mixer. + * + * "map4Source" translates from source number to reg bit pattern + * "invMap4Source" translates from reg bit pattern to source number + */ + static int snd_es18xx_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { - static char *texts[8] = { + static char *texts4Source[4] = { + "Mic", "CD", "Line", "Master" + }; + static char *texts5Source[5] = { + "Mic", "CD", "Line", "Master", "Mix" + }; + static char *texts8Source[8] = { "Mic", "Mic Master", "CD", "AOUT", "Mic1", "Mix", "Line", "Master" }; + struct snd_es18xx *chip = snd_kcontrol_chip(kcontrol); uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; uinfo->count = 1; - uinfo->value.enumerated.items = 8; - if (uinfo->value.enumerated.item > 7) - uinfo->value.enumerated.item = 7; - strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); + switch (chip->version) { + case 0x1868: + case 0x1878: + uinfo->value.enumerated.items = 4; + if (uinfo->value.enumerated.item > 3) + uinfo->value.enumerated.item = 3; + strcpy(uinfo->value.enumerated.name, texts4Source[uinfo->value.enumerated.item]); + break; + case 0x1887: + case 0x1888: + uinfo->value.enumerated.items = 5; + if (uinfo->value.enumerated.item > 4) + uinfo->value.enumerated.item = 4; + strcpy(uinfo->value.enumerated.name, texts5Source[uinfo->value.enumerated.item]); + break; + case 0x1869: /* DS somewhat contradictory for 1869: could be be 5 or 8 */ + case 0x1879: + uinfo->value.enumerated.items = 8; + if (uinfo->value.enumerated.item > 7) + uinfo->value.enumerated.item = 7; + strcpy(uinfo->value.enumerated.name, texts8Source[uinfo->value.enumerated.item]); + break; + default: + return -EINVAL; + } return 0; } static int snd_es18xx_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + static unsigned char invMap4Source[8] = {0, 0, 1, 1, 0, 0, 2, 3}; struct snd_es18xx *chip = snd_kcontrol_chip(kcontrol); - ucontrol->value.enumerated.item[0] = snd_es18xx_mixer_read(chip, 0x1c) & 0x07; + int muxSource = snd_es18xx_mixer_read(chip, 0x1c) & 0x07; + if (!(chip->version == 0x1869 || chip->version == 0x1879)) { + muxSource = invMap4Source[muxSource]; + if (muxSource==3 && + (chip->version == 0x1887 || chip->version == 0x1888) && + (snd_es18xx_mixer_read(chip, 0x7a) & 0x08) + ) + muxSource = 4; + } + ucontrol->value.enumerated.item[0] = muxSource; return 0; } static int snd_es18xx_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + static unsigned char map4Source[4] = {0, 2, 6, 7}; struct snd_es18xx *chip = snd_kcontrol_chip(kcontrol); unsigned char val = ucontrol->value.enumerated.item[0]; - - if (val > 7) + unsigned char retVal = 0; + + switch (chip->version) { + /* 5 source chips */ + case 0x1887: + case 0x1888: + if (val > 4) + return -EINVAL; + if (val == 4) { + retVal = snd_es18xx_mixer_bits(chip, 0x7a, 0x08, 0x08) != 0x08; + val = 3; + } else + retVal = snd_es18xx_mixer_bits(chip, 0x7a, 0x08, 0x00) != 0x00; + /* 4 source chips */ + case 0x1868: + case 0x1878: + if (val > 3) + return -EINVAL; + val = map4Source[val]; + break; + /* 8 source chips */ + case 0x1869: + case 0x1879: + if (val > 7) + return -EINVAL; + break; + default: return -EINVAL; - return snd_es18xx_mixer_bits(chip, 0x1c, 0x07, val) != val; + } + return (snd_es18xx_mixer_bits(chip, 0x1c, 0x07, val) != val) || retVal; } static int snd_es18xx_info_spatializer_enable(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
