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path: root/sound/pci/ca0106/ca0106_mixer.c
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Diffstat (limited to 'sound/pci/ca0106/ca0106_mixer.c')
-rw-r--r--sound/pci/ca0106/ca0106_mixer.c86
1 files changed, 28 insertions, 58 deletions
diff --git a/sound/pci/ca0106/ca0106_mixer.c b/sound/pci/ca0106/ca0106_mixer.c
index b4d3415331f6..f7b6b2db889b 100644
--- a/sound/pci/ca0106/ca0106_mixer.c
+++ b/sound/pci/ca0106/ca0106_mixer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk>
* Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit
@@ -44,21 +45,6 @@
*
* This code was initially based on code from ALSA's emu10k1x.c which is:
* Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com>
- *
- * 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/delay.h>
#include <linux/init.h>
@@ -84,8 +70,8 @@ static void ca0106_spdif_enable(struct snd_ca0106 *emu)
snd_ca0106_ptr_write(emu, SPDIF_SELECT2, 0, 0x0b000000);
val = snd_ca0106_ptr_read(emu, CAPTURE_CONTROL, 0) & ~0x1000;
snd_ca0106_ptr_write(emu, CAPTURE_CONTROL, 0, val);
- val = inl(emu->port + GPIO) & ~0x101;
- outl(val, emu->port + GPIO);
+ val = inl(emu->port + CA0106_GPIO) & ~0x101;
+ outl(val, emu->port + CA0106_GPIO);
} else {
/* Analog */
@@ -93,8 +79,8 @@ static void ca0106_spdif_enable(struct snd_ca0106 *emu)
snd_ca0106_ptr_write(emu, SPDIF_SELECT2, 0, 0x000f0000);
val = snd_ca0106_ptr_read(emu, CAPTURE_CONTROL, 0) | 0x1000;
snd_ca0106_ptr_write(emu, CAPTURE_CONTROL, 0, val);
- val = inl(emu->port + GPIO) | 0x101;
- outl(val, emu->port + GPIO);
+ val = inl(emu->port + CA0106_GPIO) | 0x101;
+ outl(val, emu->port + CA0106_GPIO);
}
}
@@ -133,14 +119,14 @@ static void ca0106_set_capture_mic_line_in(struct snd_ca0106 *emu)
if (emu->capture_mic_line_in) {
/* snd_ca0106_i2c_write(emu, ADC_MUX, 0); */ /* Mute input */
- tmp = inl(emu->port+GPIO) & ~0x400;
+ tmp = inl(emu->port + CA0106_GPIO) & ~0x400;
tmp = tmp | 0x400;
- outl(tmp, emu->port+GPIO);
+ outl(tmp, emu->port + CA0106_GPIO);
/* snd_ca0106_i2c_write(emu, ADC_MUX, ADC_MUX_MIC); */
} else {
/* snd_ca0106_i2c_write(emu, ADC_MUX, 0); */ /* Mute input */
- tmp = inl(emu->port+GPIO) & ~0x400;
- outl(tmp, emu->port+GPIO);
+ tmp = inl(emu->port + CA0106_GPIO) & ~0x400;
+ outl(tmp, emu->port + CA0106_GPIO);
/* snd_ca0106_i2c_write(emu, ADC_MUX, ADC_MUX_LINEIN); */
}
}
@@ -564,7 +550,7 @@ static int spi_mute_put(struct snd_kcontrol *kcontrol,
.private_value = ((chid) << 8) | (reg) \
}
-static struct snd_kcontrol_new snd_ca0106_volume_ctls[] = {
+static const struct snd_kcontrol_new snd_ca0106_volume_ctls[] = {
CA_VOLUME("Analog Front Playback Volume",
CONTROL_FRONT_CHANNEL, PLAYBACK_VOLUME2),
CA_VOLUME("Analog Rear Playback Volume",
@@ -645,7 +631,7 @@ static struct snd_kcontrol_new snd_ca0106_volume_ctls[] = {
.private_value = chid \
}
-static struct snd_kcontrol_new snd_ca0106_volume_i2c_adc_ctls[] = {
+static const struct snd_kcontrol_new snd_ca0106_volume_i2c_adc_ctls[] = {
I2C_VOLUME("Phone Capture Volume", 0),
I2C_VOLUME("Mic Capture Volume", 1),
I2C_VOLUME("Line in Capture Volume", 2),
@@ -668,7 +654,7 @@ static const int spi_dmute_bit[] = {
};
static struct snd_kcontrol_new
-snd_ca0106_volume_spi_dac_ctl(struct snd_ca0106_details *details,
+snd_ca0106_volume_spi_dac_ctl(const struct snd_ca0106_details *details,
int channel_id)
{
struct snd_kcontrol_new spi_switch = {0};
@@ -715,26 +701,16 @@ static int remove_ctl(struct snd_card *card, const char *name)
{
struct snd_ctl_elem_id id;
memset(&id, 0, sizeof(id));
- strcpy(id.name, name);
+ strscpy(id.name, name);
id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
return snd_ctl_remove_id(card, &id);
}
-static struct snd_kcontrol *ctl_find(struct snd_card *card, const char *name)
-{
- struct snd_ctl_elem_id sid;
- memset(&sid, 0, sizeof(sid));
- /* FIXME: strcpy is bad. */
- strcpy(sid.name, name);
- sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
- return snd_ctl_find_id(card, &sid);
-}
-
static int rename_ctl(struct snd_card *card, const char *src, const char *dst)
{
- struct snd_kcontrol *kctl = ctl_find(card, src);
+ struct snd_kcontrol *kctl = snd_ctl_find_id_mixer(card, src);
if (kctl) {
- strcpy(kctl->id.name, dst);
+ snd_ctl_rename(card, kctl, dst);
return 0;
}
return -ENOENT;
@@ -753,7 +729,7 @@ static int rename_ctl(struct snd_card *card, const char *src, const char *dst)
static
DECLARE_TLV_DB_SCALE(snd_ca0106_master_db_scale, -6375, 25, 1);
-static char *slave_vols[] = {
+static const char * const follower_vols[] = {
"Analog Front Playback Volume",
"Analog Rear Playback Volume",
"Analog Center/LFE Playback Volume",
@@ -766,7 +742,7 @@ static char *slave_vols[] = {
NULL
};
-static char *slave_sws[] = {
+static const char * const follower_sws[] = {
"Analog Front Playback Switch",
"Analog Rear Playback Switch",
"Analog Center/LFE Playback Switch",
@@ -775,23 +751,13 @@ static char *slave_sws[] = {
NULL
};
-static void add_slaves(struct snd_card *card,
- struct snd_kcontrol *master, char **list)
-{
- for (; *list; list++) {
- struct snd_kcontrol *slave = ctl_find(card, *list);
- if (slave)
- snd_ctl_add_slave(master, slave);
- }
-}
-
int snd_ca0106_mixer(struct snd_ca0106 *emu)
{
int err;
struct snd_card *card = emu->card;
- char **c;
+ const char * const *c;
struct snd_kcontrol *vmaster;
- static char *ca0106_remove_ctls[] = {
+ static const char * const ca0106_remove_ctls[] = {
"Master Mono Playback Switch",
"Master Mono Playback Volume",
"3D Control - Switch",
@@ -815,7 +781,7 @@ int snd_ca0106_mixer(struct snd_ca0106 *emu)
"Surround Phase Inversion Playback Switch",
NULL
};
- static char *ca0106_rename_ctls[] = {
+ static const char * const ca0106_rename_ctls[] = {
"Master Playback Switch", "Capture Switch",
"Master Playback Volume", "Capture Volume",
"Line Playback Switch", "AC97 Line Capture Switch",
@@ -866,7 +832,9 @@ int snd_ca0106_mixer(struct snd_ca0106 *emu)
err = snd_ctl_add(card, vmaster);
if (err < 0)
return err;
- add_slaves(card, vmaster, slave_vols);
+ err = snd_ctl_add_followers(card, vmaster, follower_vols);
+ if (err < 0)
+ return err;
if (emu->details->spi_dac) {
vmaster = snd_ctl_make_virtual_master("Master Playback Switch",
@@ -876,10 +844,12 @@ int snd_ca0106_mixer(struct snd_ca0106 *emu)
err = snd_ctl_add(card, vmaster);
if (err < 0)
return err;
- add_slaves(card, vmaster, slave_sws);
+ err = snd_ctl_add_followers(card, vmaster, follower_sws);
+ if (err < 0)
+ return err;
}
- strcpy(card->mixername, "CA0106");
+ strscpy(card->mixername, "CA0106");
return 0;
}
@@ -889,7 +859,7 @@ struct ca0106_vol_tbl {
unsigned int reg;
};
-static struct ca0106_vol_tbl saved_volumes[NUM_SAVED_VOLUMES] = {
+static const struct ca0106_vol_tbl saved_volumes[NUM_SAVED_VOLUMES] = {
{ CONTROL_FRONT_CHANNEL, PLAYBACK_VOLUME2 },
{ CONTROL_REAR_CHANNEL, PLAYBACK_VOLUME2 },
{ CONTROL_CENTER_LFE_CHANNEL, PLAYBACK_VOLUME2 },
generated by cgit (git 2.34.1) at 2025-12-26 13:53:04 +0000