diff options
Diffstat (limited to 'kernel/sound/pci/lola/lola_mixer.c')
| -rw-r--r-- | kernel/sound/pci/lola/lola_mixer.c | 896 |
1 files changed, 896 insertions, 0 deletions
diff --git a/kernel/sound/pci/lola/lola_mixer.c b/kernel/sound/pci/lola/lola_mixer.c new file mode 100644 index 000000000..e7fe15dd5 --- /dev/null +++ b/kernel/sound/pci/lola/lola_mixer.c @@ -0,0 +1,896 @@ +/* + * Support for Digigram Lola PCI-e boards + * + * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 + * Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/vmalloc.h> +#include <linux/io.h> +#include <sound/core.h> +#include <sound/control.h> +#include <sound/pcm.h> +#include <sound/tlv.h> +#include "lola.h" + +static int lola_init_pin(struct lola *chip, struct lola_pin *pin, + int dir, int nid) +{ + unsigned int val; + int err; + + pin->nid = nid; + err = lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val); + if (err < 0) { + dev_err(chip->card->dev, "Can't read wcaps for 0x%x\n", nid); + return err; + } + val &= 0x00f00fff; /* test TYPE and bits 0..11 */ + if (val == 0x00400200) /* Type = 4, Digital = 1 */ + pin->is_analog = false; + else if (val == 0x0040000a && dir == CAPT) /* Dig=0, InAmp/ovrd */ + pin->is_analog = true; + else if (val == 0x0040000c && dir == PLAY) /* Dig=0, OutAmp/ovrd */ + pin->is_analog = true; + else { + dev_err(chip->card->dev, "Invalid wcaps 0x%x for 0x%x\n", val, nid); + return -EINVAL; + } + + /* analog parameters only following, so continue in case of Digital pin + */ + if (!pin->is_analog) + return 0; + + if (dir == PLAY) + err = lola_read_param(chip, nid, LOLA_PAR_AMP_OUT_CAP, &val); + else + err = lola_read_param(chip, nid, LOLA_PAR_AMP_IN_CAP, &val); + if (err < 0) { + dev_err(chip->card->dev, "Can't read AMP-caps for 0x%x\n", nid); + return err; + } + + pin->amp_mute = LOLA_AMP_MUTE_CAPABLE(val); + pin->amp_step_size = LOLA_AMP_STEP_SIZE(val); + pin->amp_num_steps = LOLA_AMP_NUM_STEPS(val); + if (pin->amp_num_steps) { + /* zero as mute state */ + pin->amp_num_steps++; + pin->amp_step_size++; + } + pin->amp_offset = LOLA_AMP_OFFSET(val); + + err = lola_codec_read(chip, nid, LOLA_VERB_GET_MAX_LEVEL, 0, 0, &val, + NULL); + if (err < 0) { + dev_err(chip->card->dev, "Can't get MAX_LEVEL 0x%x\n", nid); + return err; + } + pin->max_level = val & 0x3ff; /* 10 bits */ + + pin->config_default_reg = 0; + pin->fixed_gain_list_len = 0; + pin->cur_gain_step = 0; + + return 0; +} + +int lola_init_pins(struct lola *chip, int dir, int *nidp) +{ + int i, err, nid; + nid = *nidp; + for (i = 0; i < chip->pin[dir].num_pins; i++, nid++) { + err = lola_init_pin(chip, &chip->pin[dir].pins[i], dir, nid); + if (err < 0) + return err; + if (chip->pin[dir].pins[i].is_analog) + chip->pin[dir].num_analog_pins++; + } + *nidp = nid; + return 0; +} + +void lola_free_mixer(struct lola *chip) +{ + vfree(chip->mixer.array_saved); +} + +int lola_init_mixer_widget(struct lola *chip, int nid) +{ + unsigned int val; + int err; + + err = lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val); + if (err < 0) { + dev_err(chip->card->dev, "Can't read wcaps for 0x%x\n", nid); + return err; + } + + if ((val & 0xfff00000) != 0x02f00000) { /* test SubType and Type */ + dev_dbg(chip->card->dev, "No valid mixer widget\n"); + return 0; + } + + chip->mixer.nid = nid; + chip->mixer.caps = val; + chip->mixer.array = (struct lola_mixer_array __iomem *) + (chip->bar[BAR1].remap_addr + LOLA_BAR1_SOURCE_GAIN_ENABLE); + + /* reserve memory to copy mixer data for sleep mode transitions */ + chip->mixer.array_saved = vmalloc(sizeof(struct lola_mixer_array)); + + /* mixer matrix sources are physical input data and play streams */ + chip->mixer.src_stream_outs = chip->pcm[PLAY].num_streams; + chip->mixer.src_phys_ins = chip->pin[CAPT].num_pins; + + /* mixer matrix destinations are record streams and physical output */ + chip->mixer.dest_stream_ins = chip->pcm[CAPT].num_streams; + chip->mixer.dest_phys_outs = chip->pin[PLAY].num_pins; + + /* mixer matrix may have unused areas between PhysIn and + * Play or Record and PhysOut zones + */ + chip->mixer.src_stream_out_ofs = chip->mixer.src_phys_ins + + LOLA_MIXER_SRC_INPUT_PLAY_SEPARATION(val); + chip->mixer.dest_phys_out_ofs = chip->mixer.dest_stream_ins + + LOLA_MIXER_DEST_REC_OUTPUT_SEPARATION(val); + + /* example : MixerMatrix of LoLa881 (LoLa16161 uses unused zones) + * +-+ 0-------8------16-------8------16 + * | | | | | | | + * |s| | INPUT | | INPUT | | + * | |->| -> |unused | -> |unused | + * |r| |CAPTURE| | OUTPUT| | + * | | | MIX | | MIX | | + * |c| 8-------------------------------- + * | | | | | | | + * | | | | | | | + * |g| |unused |unused |unused |unused | + * | | | | | | | + * |a| | | | | | + * | | 16------------------------------- + * |i| | | | | | + * | | | PLAYBK| | PLAYBK| | + * |n|->| -> |unused | -> |unused | + * | | |CAPTURE| | OUTPUT| | + * | | | MIX | | MIX | | + * |a| 8-------------------------------- + * |r| | | | | | + * |r| | | | | | + * |a| |unused |unused |unused |unused | + * |y| | | | | | + * | | | | | | | + * +++ 16--|---------------|------------ + * +---V---------------V-----------+ + * | dest_mix_gain_enable array | + * +-------------------------------+ + */ + /* example : MixerMatrix of LoLa280 + * +-+ 0-------8-2 + * | | | | | + * |s| | INPUT | | INPUT + * |r|->| -> | | -> + * |c| |CAPTURE| | <- OUTPUT + * | | | MIX | | MIX + * |g| 8---------- + * |a| | | | + * |i| | PLAYBK| | PLAYBACK + * |n|->| -> | | -> + * | | |CAPTURE| | <- OUTPUT + * |a| | MIX | | MIX + * |r| 8---|----|- + * |r| +---V----V-------------------+ + * |a| | dest_mix_gain_enable array | + * |y| +----------------------------+ + */ + if (chip->mixer.src_stream_out_ofs > MAX_AUDIO_INOUT_COUNT || + chip->mixer.dest_phys_out_ofs > MAX_STREAM_IN_COUNT) { + dev_err(chip->card->dev, "Invalid mixer widget size\n"); + return -EINVAL; + } + + chip->mixer.src_mask = ((1U << chip->mixer.src_phys_ins) - 1) | + (((1U << chip->mixer.src_stream_outs) - 1) + << chip->mixer.src_stream_out_ofs); + chip->mixer.dest_mask = ((1U << chip->mixer.dest_stream_ins) - 1) | + (((1U << chip->mixer.dest_phys_outs) - 1) + << chip->mixer.dest_phys_out_ofs); + + dev_dbg(chip->card->dev, "Mixer src_mask=%x, dest_mask=%x\n", + chip->mixer.src_mask, chip->mixer.dest_mask); + + return 0; +} + +static int lola_mixer_set_src_gain(struct lola *chip, unsigned int id, + unsigned short gain, bool on) +{ + unsigned int oldval, val; + + if (!(chip->mixer.src_mask & (1 << id))) + return -EINVAL; + oldval = val = readl(&chip->mixer.array->src_gain_enable); + if (on) + val |= (1 << id); + else + val &= ~(1 << id); + /* test if values unchanged */ + if ((val == oldval) && + (gain == readw(&chip->mixer.array->src_gain[id]))) + return 0; + + dev_dbg(chip->card->dev, + "lola_mixer_set_src_gain (id=%d, gain=%d) enable=%x\n", + id, gain, val); + writew(gain, &chip->mixer.array->src_gain[id]); + writel(val, &chip->mixer.array->src_gain_enable); + lola_codec_flush(chip); + /* inform micro-controller about the new source gain */ + return lola_codec_write(chip, chip->mixer.nid, + LOLA_VERB_SET_SOURCE_GAIN, id, 0); +} + +#if 0 /* not used */ +static int lola_mixer_set_src_gains(struct lola *chip, unsigned int mask, + unsigned short *gains) +{ + int i; + + if ((chip->mixer.src_mask & mask) != mask) + return -EINVAL; + for (i = 0; i < LOLA_MIXER_DIM; i++) { + if (mask & (1 << i)) { + writew(*gains, &chip->mixer.array->src_gain[i]); + gains++; + } + } + writel(mask, &chip->mixer.array->src_gain_enable); + lola_codec_flush(chip); + if (chip->mixer.caps & LOLA_PEAK_METER_CAN_AGC_MASK) { + /* update for all srcs at once */ + return lola_codec_write(chip, chip->mixer.nid, + LOLA_VERB_SET_SOURCE_GAIN, 0x80, 0); + } + /* update manually */ + for (i = 0; i < LOLA_MIXER_DIM; i++) { + if (mask & (1 << i)) { + lola_codec_write(chip, chip->mixer.nid, + LOLA_VERB_SET_SOURCE_GAIN, i, 0); + } + } + return 0; +} +#endif /* not used */ + +static int lola_mixer_set_mapping_gain(struct lola *chip, + unsigned int src, unsigned int dest, + unsigned short gain, bool on) +{ + unsigned int val; + + if (!(chip->mixer.src_mask & (1 << src)) || + !(chip->mixer.dest_mask & (1 << dest))) + return -EINVAL; + if (on) + writew(gain, &chip->mixer.array->dest_mix_gain[dest][src]); + val = readl(&chip->mixer.array->dest_mix_gain_enable[dest]); + if (on) + val |= (1 << src); + else + val &= ~(1 << src); + writel(val, &chip->mixer.array->dest_mix_gain_enable[dest]); + lola_codec_flush(chip); + return lola_codec_write(chip, chip->mixer.nid, LOLA_VERB_SET_MIX_GAIN, + src, dest); +} + +#if 0 /* not used */ +static int lola_mixer_set_dest_gains(struct lola *chip, unsigned int id, + unsigned int mask, unsigned short *gains) +{ + int i; + + if (!(chip->mixer.dest_mask & (1 << id)) || + (chip->mixer.src_mask & mask) != mask) + return -EINVAL; + for (i = 0; i < LOLA_MIXER_DIM; i++) { + if (mask & (1 << i)) { + writew(*gains, &chip->mixer.array->dest_mix_gain[id][i]); + gains++; + } + } + writel(mask, &chip->mixer.array->dest_mix_gain_enable[id]); + lola_codec_flush(chip); + /* update for all dests at once */ + return lola_codec_write(chip, chip->mixer.nid, + LOLA_VERB_SET_DESTINATION_GAIN, id, 0); +} +#endif /* not used */ + +/* + */ + +static int set_analog_volume(struct lola *chip, int dir, + unsigned int idx, unsigned int val, + bool external_call); + +int lola_setup_all_analog_gains(struct lola *chip, int dir, bool mute) +{ + struct lola_pin *pin; + int idx, max_idx; + + pin = chip->pin[dir].pins; + max_idx = chip->pin[dir].num_pins; + for (idx = 0; idx < max_idx; idx++) { + if (pin[idx].is_analog) { + unsigned int val = mute ? 0 : pin[idx].cur_gain_step; + /* set volume and do not save the value */ + set_analog_volume(chip, dir, idx, val, false); + } + } + return lola_codec_flush(chip); +} + +void lola_save_mixer(struct lola *chip) +{ + /* mute analog output */ + if (chip->mixer.array_saved) { + /* store contents of mixer array */ + memcpy_fromio(chip->mixer.array_saved, chip->mixer.array, + sizeof(*chip->mixer.array)); + } + lola_setup_all_analog_gains(chip, PLAY, true); /* output mute */ +} + +void lola_restore_mixer(struct lola *chip) +{ + int i; + + /*lola_reset_setups(chip);*/ + if (chip->mixer.array_saved) { + /* restore contents of mixer array */ + memcpy_toio(chip->mixer.array, chip->mixer.array_saved, + sizeof(*chip->mixer.array)); + /* inform micro-controller about all restored values + * and ignore return values + */ + for (i = 0; i < chip->mixer.src_phys_ins; i++) + lola_codec_write(chip, chip->mixer.nid, + LOLA_VERB_SET_SOURCE_GAIN, + i, 0); + for (i = 0; i < chip->mixer.src_stream_outs; i++) + lola_codec_write(chip, chip->mixer.nid, + LOLA_VERB_SET_SOURCE_GAIN, + chip->mixer.src_stream_out_ofs + i, 0); + for (i = 0; i < chip->mixer.dest_stream_ins; i++) + lola_codec_write(chip, chip->mixer.nid, + LOLA_VERB_SET_DESTINATION_GAIN, + i, 0); + for (i = 0; i < chip->mixer.dest_phys_outs; i++) + lola_codec_write(chip, chip->mixer.nid, + LOLA_VERB_SET_DESTINATION_GAIN, + chip->mixer.dest_phys_out_ofs + i, 0); + lola_codec_flush(chip); + } +} + +/* + */ + +static int set_analog_volume(struct lola *chip, int dir, + unsigned int idx, unsigned int val, + bool external_call) +{ + struct lola_pin *pin; + int err; + + if (idx >= chip->pin[dir].num_pins) + return -EINVAL; + pin = &chip->pin[dir].pins[idx]; + if (!pin->is_analog || pin->amp_num_steps <= val) + return -EINVAL; + if (external_call && pin->cur_gain_step == val) + return 0; + if (external_call) + lola_codec_flush(chip); + dev_dbg(chip->card->dev, + "set_analog_volume (dir=%d idx=%d, volume=%d)\n", + dir, idx, val); + err = lola_codec_write(chip, pin->nid, + LOLA_VERB_SET_AMP_GAIN_MUTE, val, 0); + if (err < 0) + return err; + if (external_call) + pin->cur_gain_step = val; + return 0; +} + +int lola_set_src_config(struct lola *chip, unsigned int src_mask, bool update) +{ + int ret = 0; + int success = 0; + int n, err; + + /* SRC can be activated and the dwInputSRCMask is valid? */ + if ((chip->input_src_caps_mask & src_mask) != src_mask) + return -EINVAL; + /* handle all even Inputs - SRC is a stereo setting !!! */ + for (n = 0; n < chip->pin[CAPT].num_pins; n += 2) { + unsigned int mask = 3U << n; /* handle the stereo case */ + unsigned int new_src, src_state; + if (!(chip->input_src_caps_mask & mask)) + continue; + /* if one IO needs SRC, both stereo IO will get SRC */ + new_src = (src_mask & mask) != 0; + if (update) { + src_state = (chip->input_src_mask & mask) != 0; + if (src_state == new_src) + continue; /* nothing to change for this IO */ + } + err = lola_codec_write(chip, chip->pcm[CAPT].streams[n].nid, + LOLA_VERB_SET_SRC, new_src, 0); + if (!err) + success++; + else + ret = err; + } + if (success) + ret = lola_codec_flush(chip); + if (!ret) + chip->input_src_mask = src_mask; + return ret; +} + +/* + */ +static int init_mixer_values(struct lola *chip) +{ + int i; + + /* all sample rate converters on */ + lola_set_src_config(chip, (1 << chip->pin[CAPT].num_pins) - 1, false); + + /* clear all mixer matrix settings */ + memset_io(chip->mixer.array, 0, sizeof(*chip->mixer.array)); + /* inform firmware about all updated matrix columns - capture part */ + for (i = 0; i < chip->mixer.dest_stream_ins; i++) + lola_codec_write(chip, chip->mixer.nid, + LOLA_VERB_SET_DESTINATION_GAIN, + i, 0); + /* inform firmware about all updated matrix columns - output part */ + for (i = 0; i < chip->mixer.dest_phys_outs; i++) + lola_codec_write(chip, chip->mixer.nid, + LOLA_VERB_SET_DESTINATION_GAIN, + chip->mixer.dest_phys_out_ofs + i, 0); + + /* set all digital input source (master) gains to 0dB */ + for (i = 0; i < chip->mixer.src_phys_ins; i++) + lola_mixer_set_src_gain(chip, i, 336, true); /* 0dB */ + + /* set all digital playback source (master) gains to 0dB */ + for (i = 0; i < chip->mixer.src_stream_outs; i++) + lola_mixer_set_src_gain(chip, + i + chip->mixer.src_stream_out_ofs, + 336, true); /* 0dB */ + /* set gain value 0dB diagonally in matrix - part INPUT -> CAPTURE */ + for (i = 0; i < chip->mixer.dest_stream_ins; i++) { + int src = i % chip->mixer.src_phys_ins; + lola_mixer_set_mapping_gain(chip, src, i, 336, true); + } + /* set gain value 0dB diagonally in matrix , part PLAYBACK -> OUTPUT + * (LoLa280 : playback channel 0,2,4,6 linked to output channel 0) + * (LoLa280 : playback channel 1,3,5,7 linked to output channel 1) + */ + for (i = 0; i < chip->mixer.src_stream_outs; i++) { + int src = chip->mixer.src_stream_out_ofs + i; + int dst = chip->mixer.dest_phys_out_ofs + + i % chip->mixer.dest_phys_outs; + lola_mixer_set_mapping_gain(chip, src, dst, 336, true); + } + return 0; +} + +/* + * analog mixer control element + */ +static int lola_analog_vol_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + int dir = kcontrol->private_value; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = chip->pin[dir].num_pins; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = chip->pin[dir].pins[0].amp_num_steps; + return 0; +} + +static int lola_analog_vol_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + int dir = kcontrol->private_value; + int i; + + for (i = 0; i < chip->pin[dir].num_pins; i++) + ucontrol->value.integer.value[i] = + chip->pin[dir].pins[i].cur_gain_step; + return 0; +} + +static int lola_analog_vol_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + int dir = kcontrol->private_value; + int i, err; + + for (i = 0; i < chip->pin[dir].num_pins; i++) { + err = set_analog_volume(chip, dir, i, + ucontrol->value.integer.value[i], + true); + if (err < 0) + return err; + } + return 0; +} + +static int lola_analog_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag, + unsigned int size, unsigned int __user *tlv) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + int dir = kcontrol->private_value; + unsigned int val1, val2; + struct lola_pin *pin; + + if (size < 4 * sizeof(unsigned int)) + return -ENOMEM; + pin = &chip->pin[dir].pins[0]; + + val2 = pin->amp_step_size * 25; + val1 = -1 * (int)pin->amp_offset * (int)val2; +#ifdef TLV_DB_SCALE_MUTE + val2 |= TLV_DB_SCALE_MUTE; +#endif + if (put_user(SNDRV_CTL_TLVT_DB_SCALE, tlv)) + return -EFAULT; + if (put_user(2 * sizeof(unsigned int), tlv + 1)) + return -EFAULT; + if (put_user(val1, tlv + 2)) + return -EFAULT; + if (put_user(val2, tlv + 3)) + return -EFAULT; + return 0; +} + +static struct snd_kcontrol_new lola_analog_mixer = { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ | + SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK), + .info = lola_analog_vol_info, + .get = lola_analog_vol_get, + .put = lola_analog_vol_put, + .tlv.c = lola_analog_vol_tlv, +}; + +static int create_analog_mixer(struct lola *chip, int dir, char *name) +{ + if (!chip->pin[dir].num_pins) + return 0; + /* no analog volumes on digital only adapters */ + if (chip->pin[dir].num_pins != chip->pin[dir].num_analog_pins) + return 0; + lola_analog_mixer.name = name; + lola_analog_mixer.private_value = dir; + return snd_ctl_add(chip->card, + snd_ctl_new1(&lola_analog_mixer, chip)); +} + +/* + * Hardware sample rate converter on digital input + */ +static int lola_input_src_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->count = chip->pin[CAPT].num_pins; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + return 0; +} + +static int lola_input_src_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + int i; + + for (i = 0; i < chip->pin[CAPT].num_pins; i++) + ucontrol->value.integer.value[i] = + !!(chip->input_src_mask & (1 << i)); + return 0; +} + +static int lola_input_src_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + int i; + unsigned int mask; + + mask = 0; + for (i = 0; i < chip->pin[CAPT].num_pins; i++) + if (ucontrol->value.integer.value[i]) + mask |= 1 << i; + return lola_set_src_config(chip, mask, true); +} + +static struct snd_kcontrol_new lola_input_src_mixer = { + .name = "Digital SRC Capture Switch", + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .info = lola_input_src_info, + .get = lola_input_src_get, + .put = lola_input_src_put, +}; + +/* + * Lola16161 or Lola881 can have Hardware sample rate converters + * on its digital input pins + */ +static int create_input_src_mixer(struct lola *chip) +{ + if (!chip->input_src_caps_mask) + return 0; + + return snd_ctl_add(chip->card, + snd_ctl_new1(&lola_input_src_mixer, chip)); +} + +/* + * src gain mixer + */ +static int lola_src_gain_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + unsigned int count = (kcontrol->private_value >> 8) & 0xff; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = count; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 409; + return 0; +} + +static int lola_src_gain_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + unsigned int ofs = kcontrol->private_value & 0xff; + unsigned int count = (kcontrol->private_value >> 8) & 0xff; + unsigned int mask, i; + + mask = readl(&chip->mixer.array->src_gain_enable); + for (i = 0; i < count; i++) { + unsigned int idx = ofs + i; + unsigned short val; + if (!(chip->mixer.src_mask & (1 << idx))) + return -EINVAL; + if (mask & (1 << idx)) + val = readw(&chip->mixer.array->src_gain[idx]) + 1; + else + val = 0; + ucontrol->value.integer.value[i] = val; + } + return 0; +} + +static int lola_src_gain_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + unsigned int ofs = kcontrol->private_value & 0xff; + unsigned int count = (kcontrol->private_value >> 8) & 0xff; + int i, err; + + for (i = 0; i < count; i++) { + unsigned int idx = ofs + i; + unsigned short val = ucontrol->value.integer.value[i]; + if (val) + val--; + err = lola_mixer_set_src_gain(chip, idx, val, !!val); + if (err < 0) + return err; + } + return 0; +} + +/* raw value: 0 = -84dB, 336 = 0dB, 408=18dB, incremented 1 for mute */ +static const DECLARE_TLV_DB_SCALE(lola_src_gain_tlv, -8425, 25, 1); + +static struct snd_kcontrol_new lola_src_gain_mixer = { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), + .info = lola_src_gain_info, + .get = lola_src_gain_get, + .put = lola_src_gain_put, + .tlv.p = lola_src_gain_tlv, +}; + +static int create_src_gain_mixer(struct lola *chip, + int num, int ofs, char *name) +{ + lola_src_gain_mixer.name = name; + lola_src_gain_mixer.private_value = ofs + (num << 8); + return snd_ctl_add(chip->card, + snd_ctl_new1(&lola_src_gain_mixer, chip)); +} + +#if 0 /* not used */ +/* + * destination gain (matrix-like) mixer + */ +static int lola_dest_gain_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + unsigned int src_num = (kcontrol->private_value >> 8) & 0xff; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = src_num; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 433; + return 0; +} + +static int lola_dest_gain_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + unsigned int src_ofs = kcontrol->private_value & 0xff; + unsigned int src_num = (kcontrol->private_value >> 8) & 0xff; + unsigned int dst_ofs = (kcontrol->private_value >> 16) & 0xff; + unsigned int dst, mask, i; + + dst = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id) + dst_ofs; + mask = readl(&chip->mixer.array->dest_mix_gain_enable[dst]); + for (i = 0; i < src_num; i++) { + unsigned int src = src_ofs + i; + unsigned short val; + if (!(chip->mixer.src_mask & (1 << src))) + return -EINVAL; + if (mask & (1 << dst)) + val = readw(&chip->mixer.array->dest_mix_gain[dst][src]) + 1; + else + val = 0; + ucontrol->value.integer.value[i] = val; + } + return 0; +} + +static int lola_dest_gain_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct lola *chip = snd_kcontrol_chip(kcontrol); + unsigned int src_ofs = kcontrol->private_value & 0xff; + unsigned int src_num = (kcontrol->private_value >> 8) & 0xff; + unsigned int dst_ofs = (kcontrol->private_value >> 16) & 0xff; + unsigned int dst, mask; + unsigned short gains[MAX_STREAM_COUNT]; + int i, num; + + mask = 0; + num = 0; + for (i = 0; i < src_num; i++) { + unsigned short val = ucontrol->value.integer.value[i]; + if (val) { + gains[num++] = val - 1; + mask |= 1 << i; + } + } + mask <<= src_ofs; + dst = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id) + dst_ofs; + return lola_mixer_set_dest_gains(chip, dst, mask, gains); +} + +static const DECLARE_TLV_DB_SCALE(lola_dest_gain_tlv, -8425, 25, 1); + +static struct snd_kcontrol_new lola_dest_gain_mixer = { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), + .info = lola_dest_gain_info, + .get = lola_dest_gain_get, + .put = lola_dest_gain_put, + .tlv.p = lola_dest_gain_tlv, +}; + +static int create_dest_gain_mixer(struct lola *chip, + int src_num, int src_ofs, + int num, int ofs, char *name) +{ + lola_dest_gain_mixer.count = num; + lola_dest_gain_mixer.name = name; + lola_dest_gain_mixer.private_value = + src_ofs + (src_num << 8) + (ofs << 16) + (num << 24); + return snd_ctl_add(chip->card, + snd_ctl_new1(&lola_dest_gain_mixer, chip)); +} +#endif /* not used */ + +/* + */ +int lola_create_mixer(struct lola *chip) +{ + int err; + + err = create_analog_mixer(chip, PLAY, "Analog Playback Volume"); + if (err < 0) + return err; + err = create_analog_mixer(chip, CAPT, "Analog Capture Volume"); + if (err < 0) + return err; + err = create_input_src_mixer(chip); + if (err < 0) + return err; + err = create_src_gain_mixer(chip, chip->mixer.src_phys_ins, 0, + "Digital Capture Volume"); + if (err < 0) + return err; + err = create_src_gain_mixer(chip, chip->mixer.src_stream_outs, + chip->mixer.src_stream_out_ofs, + "Digital Playback Volume"); + if (err < 0) + return err; +#if 0 +/* FIXME: buggy mixer matrix handling */ + err = create_dest_gain_mixer(chip, + chip->mixer.src_phys_ins, 0, + chip->mixer.dest_stream_ins, 0, + "Line Capture Volume"); + if (err < 0) + return err; + err = create_dest_gain_mixer(chip, + chip->mixer.src_stream_outs, + chip->mixer.src_stream_out_ofs, + chip->mixer.dest_stream_ins, 0, + "Stream-Loopback Capture Volume"); + if (err < 0) + return err; + err = create_dest_gain_mixer(chip, + chip->mixer.src_phys_ins, 0, + chip->mixer.dest_phys_outs, + chip->mixer.dest_phys_out_ofs, + "Line-Loopback Playback Volume"); + if (err < 0) + return err; + err = create_dest_gain_mixer(chip, + chip->mixer.src_stream_outs, + chip->mixer.src_stream_out_ofs, + chip->mixer.dest_phys_outs, + chip->mixer.dest_phys_out_ofs, + "Stream Playback Volume"); + if (err < 0) + return err; +#endif /* FIXME */ + return init_mixer_values(chip); +} |