^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * PMac DACA lowlevel functions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (c) by Takashi Iwai <tiwai@suse.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/i2c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/kmod.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include "pmac.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) /* i2c address */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #define DACA_I2C_ADDR 0x4d
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) /* registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define DACA_REG_SR 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define DACA_REG_AVOL 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define DACA_REG_GCFG 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) /* maximum volume value */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #define DACA_VOL_MAX 0x38
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) struct pmac_daca {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) struct pmac_keywest i2c;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) int left_vol, right_vol;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) unsigned int deemphasis : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) unsigned int amp_on : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) * initialize / detect DACA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) static int daca_init_client(struct pmac_keywest *i2c)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) unsigned short wdata = 0x00;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) /* SR: no swap, 1bit delay, 32-48kHz */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) /* GCFG: power amp inverted, DAC on */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) if (i2c_smbus_write_byte_data(i2c->client, DACA_REG_SR, 0x08) < 0 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) i2c_smbus_write_byte_data(i2c->client, DACA_REG_GCFG, 0x05) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) return i2c_smbus_write_block_data(i2c->client, DACA_REG_AVOL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 2, (unsigned char*)&wdata);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) * update volume
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) static int daca_set_volume(struct pmac_daca *mix)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) unsigned char data[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) if (! mix->i2c.client)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) if (mix->left_vol > DACA_VOL_MAX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) data[0] = DACA_VOL_MAX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) data[0] = mix->left_vol;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) if (mix->right_vol > DACA_VOL_MAX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) data[1] = DACA_VOL_MAX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) data[1] = mix->right_vol;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) data[1] |= mix->deemphasis ? 0x40 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) if (i2c_smbus_write_block_data(mix->i2c.client, DACA_REG_AVOL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) 2, data) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) snd_printk(KERN_ERR "failed to set volume \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) /* deemphasis switch */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) #define daca_info_deemphasis snd_ctl_boolean_mono_info
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) static int daca_get_deemphasis(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) struct pmac_daca *mix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) if (! (mix = chip->mixer_data))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) ucontrol->value.integer.value[0] = mix->deemphasis ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) static int daca_put_deemphasis(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) struct pmac_daca *mix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) int change;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) if (! (mix = chip->mixer_data))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) change = mix->deemphasis != ucontrol->value.integer.value[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) if (change) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) mix->deemphasis = !!ucontrol->value.integer.value[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) daca_set_volume(mix);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) return change;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) /* output volume */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) static int daca_info_volume(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) struct snd_ctl_elem_info *uinfo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) uinfo->count = 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) uinfo->value.integer.min = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) uinfo->value.integer.max = DACA_VOL_MAX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) static int daca_get_volume(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) struct pmac_daca *mix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) if (! (mix = chip->mixer_data))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) ucontrol->value.integer.value[0] = mix->left_vol;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) ucontrol->value.integer.value[1] = mix->right_vol;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) static int daca_put_volume(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) struct pmac_daca *mix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) unsigned int vol[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) int change;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) if (! (mix = chip->mixer_data))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) vol[0] = ucontrol->value.integer.value[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) vol[1] = ucontrol->value.integer.value[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) if (vol[0] > DACA_VOL_MAX || vol[1] > DACA_VOL_MAX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) change = mix->left_vol != vol[0] ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) mix->right_vol != vol[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) if (change) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) mix->left_vol = vol[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) mix->right_vol = vol[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) daca_set_volume(mix);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) return change;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) /* amplifier switch */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) #define daca_info_amp daca_info_deemphasis
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) static int daca_get_amp(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) struct pmac_daca *mix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) if (! (mix = chip->mixer_data))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) ucontrol->value.integer.value[0] = mix->amp_on ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) static int daca_put_amp(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) struct pmac_daca *mix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) int change;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) if (! (mix = chip->mixer_data))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) change = mix->amp_on != ucontrol->value.integer.value[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) if (change) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) mix->amp_on = !!ucontrol->value.integer.value[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) i2c_smbus_write_byte_data(mix->i2c.client, DACA_REG_GCFG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) mix->amp_on ? 0x05 : 0x04);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) return change;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) static const struct snd_kcontrol_new daca_mixers[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) .name = "Deemphasis Switch",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) .info = daca_info_deemphasis,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) .get = daca_get_deemphasis,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) .put = daca_put_deemphasis
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) .name = "Master Playback Volume",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) .info = daca_info_volume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) .get = daca_get_volume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) .put = daca_put_volume
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) .name = "Power Amplifier Switch",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) .info = daca_info_amp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) .get = daca_get_amp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) .put = daca_put_amp
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) #ifdef CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) static void daca_resume(struct snd_pmac *chip)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) struct pmac_daca *mix = chip->mixer_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) i2c_smbus_write_byte_data(mix->i2c.client, DACA_REG_SR, 0x08);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) i2c_smbus_write_byte_data(mix->i2c.client, DACA_REG_GCFG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) mix->amp_on ? 0x05 : 0x04);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) daca_set_volume(mix);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) #endif /* CONFIG_PM */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) static void daca_cleanup(struct snd_pmac *chip)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) struct pmac_daca *mix = chip->mixer_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) if (! mix)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) snd_pmac_keywest_cleanup(&mix->i2c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) kfree(mix);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) chip->mixer_data = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) /* exported */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) int snd_pmac_daca_init(struct snd_pmac *chip)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) int i, err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) struct pmac_daca *mix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) request_module("i2c-powermac");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) mix = kzalloc(sizeof(*mix), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) if (! mix)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) chip->mixer_data = mix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) chip->mixer_free = daca_cleanup;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) mix->amp_on = 1; /* default on */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) mix->i2c.addr = DACA_I2C_ADDR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) mix->i2c.init_client = daca_init_client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) mix->i2c.name = "DACA";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) if ((err = snd_pmac_keywest_init(&mix->i2c)) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) * build mixers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) strcpy(chip->card->mixername, "PowerMac DACA");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) for (i = 0; i < ARRAY_SIZE(daca_mixers); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&daca_mixers[i], chip))) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) #ifdef CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) chip->resume = daca_resume;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
3 Commits
0 Branches
0 Tags