^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * PC-Speaker driver for Linux
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Mixer implementation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (C) 2001-2008 Stas Sergeev
^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 <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <sound/control.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include "pcsp.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) static int pcsp_enable_info(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) struct snd_ctl_elem_info *uinfo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) uinfo->count = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) uinfo->value.integer.min = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) uinfo->value.integer.max = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) static int pcsp_enable_get(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) struct snd_pcsp *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) ucontrol->value.integer.value[0] = chip->enable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) static int pcsp_enable_put(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) struct snd_pcsp *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) int changed = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) int enab = ucontrol->value.integer.value[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) if (enab != chip->enable) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) chip->enable = enab;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) changed = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) return changed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) static int pcsp_treble_info(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) struct snd_ctl_elem_info *uinfo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) struct snd_pcsp *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) uinfo->count = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) uinfo->value.enumerated.items = chip->max_treble + 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) if (uinfo->value.enumerated.item > chip->max_treble)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) uinfo->value.enumerated.item = chip->max_treble;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) sprintf(uinfo->value.enumerated.name, "%lu",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) (unsigned long)PCSP_CALC_RATE(uinfo->value.enumerated.item));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) static int pcsp_treble_get(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) struct snd_pcsp *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) ucontrol->value.enumerated.item[0] = chip->treble;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) static int pcsp_treble_put(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) struct snd_pcsp *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) int changed = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) int treble = ucontrol->value.enumerated.item[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) if (treble != chip->treble) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) chip->treble = treble;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #if PCSP_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) printk(KERN_INFO "PCSP: rate set to %li\n", PCSP_RATE());
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) changed = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) return changed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) static int pcsp_pcspkr_info(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) struct snd_ctl_elem_info *uinfo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) uinfo->count = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) uinfo->value.integer.min = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) uinfo->value.integer.max = 1;
^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 pcsp_pcspkr_get(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_pcsp *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) ucontrol->value.integer.value[0] = chip->pcspkr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) static int pcsp_pcspkr_put(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) struct snd_pcsp *chip = snd_kcontrol_chip(kcontrol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) int changed = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) int spkr = ucontrol->value.integer.value[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) if (spkr != chip->pcspkr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) chip->pcspkr = spkr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) changed = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) return changed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) #define PCSP_MIXER_CONTROL(ctl_type, ctl_name) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) .name = ctl_name, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) .info = pcsp_##ctl_type##_info, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) .get = pcsp_##ctl_type##_get, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) .put = pcsp_##ctl_type##_put, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) static const struct snd_kcontrol_new snd_pcsp_controls_pcm[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) PCSP_MIXER_CONTROL(enable, "Master Playback Switch"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) PCSP_MIXER_CONTROL(treble, "BaseFRQ Playback Volume"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) static const struct snd_kcontrol_new snd_pcsp_controls_spkr[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) PCSP_MIXER_CONTROL(pcspkr, "Beep Playback Switch"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) static int snd_pcsp_ctls_add(struct snd_pcsp *chip,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) const struct snd_kcontrol_new *ctls, int num)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) int i, err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) struct snd_card *card = chip->card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) for (i = 0; i < num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) err = snd_ctl_add(card, snd_ctl_new1(ctls + i, chip));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) int snd_pcsp_new_mixer(struct snd_pcsp *chip, int nopcm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) struct snd_card *card = chip->card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) if (!nopcm) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) err = snd_pcsp_ctls_add(chip, snd_pcsp_controls_pcm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) ARRAY_SIZE(snd_pcsp_controls_pcm));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) err = snd_pcsp_ctls_add(chip, snd_pcsp_controls_spkr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) ARRAY_SIZE(snd_pcsp_controls_spkr));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) strcpy(card->mixername, "PC-Speaker");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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