Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 140 insertions, 0 deletions

diff --git a/sound/pcmcia/vx/vxp_mixer.c b/sound/pcmcia/vx/vxp_mixer.c
new file mode 100644
index 0000000000..bc21144758
--- /dev/null
+++ b/sound/pcmcia/vx/vxp_mixer.c
@@ -0,0 +1,140 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Driver for Digigram VXpocket soundcards
+ *
+ * VX-pocket mixer
+ *
+ * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
+ */
+
+#include <sound/core.h>
+#include <sound/control.h>
+#include <sound/tlv.h>
+#include "vxpocket.h"
+
+#define MIC_LEVEL_MIN	0
+#define MIC_LEVEL_MAX	8
+
+/*
+ * mic level control (for VXPocket)
+ */
+static int vx_mic_level_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 1;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = MIC_LEVEL_MAX;
+	return 0;
+}
+
+static int vx_mic_level_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct vx_core *_chip = snd_kcontrol_chip(kcontrol);
+	struct snd_vxpocket *chip = to_vxpocket(_chip);
+	ucontrol->value.integer.value[0] = chip->mic_level;
+	return 0;
+}
+
+static int vx_mic_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct vx_core *_chip = snd_kcontrol_chip(kcontrol);
+	struct snd_vxpocket *chip = to_vxpocket(_chip);
+	unsigned int val = ucontrol->value.integer.value[0];
+
+	if (val > MIC_LEVEL_MAX)
+		return -EINVAL;
+	mutex_lock(&_chip->mixer_mutex);
+	if (chip->mic_level != ucontrol->value.integer.value[0]) {
+		vx_set_mic_level(_chip, ucontrol->value.integer.value[0]);
+		chip->mic_level = ucontrol->value.integer.value[0];
+		mutex_unlock(&_chip->mixer_mutex);
+		return 1;
+	}
+	mutex_unlock(&_chip->mixer_mutex);
+	return 0;
+}
+
+static const DECLARE_TLV_DB_SCALE(db_scale_mic, -21, 3, 0);
+
+static const struct snd_kcontrol_new vx_control_mic_level = {
+	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
+	.access =	(SNDRV_CTL_ELEM_ACCESS_READWRITE |
+			 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+	.name =		"Mic Capture Volume",
+	.info =		vx_mic_level_info,
+	.get =		vx_mic_level_get,
+	.put =		vx_mic_level_put,
+	.tlv = { .p = db_scale_mic },
+};
+
+/*
+ * mic boost level control (for VXP440)
+ */
+#define vx_mic_boost_info		snd_ctl_boolean_mono_info
+
+static int vx_mic_boost_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct vx_core *_chip = snd_kcontrol_chip(kcontrol);
+	struct snd_vxpocket *chip = to_vxpocket(_chip);
+	ucontrol->value.integer.value[0] = chip->mic_level;
+	return 0;
+}
+
+static int vx_mic_boost_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct vx_core *_chip = snd_kcontrol_chip(kcontrol);
+	struct snd_vxpocket *chip = to_vxpocket(_chip);
+	int val = !!ucontrol->value.integer.value[0];
+	mutex_lock(&_chip->mixer_mutex);
+	if (chip->mic_level != val) {
+		vx_set_mic_boost(_chip, val);
+		chip->mic_level = val;
+		mutex_unlock(&_chip->mixer_mutex);
+		return 1;
+	}
+	mutex_unlock(&_chip->mixer_mutex);
+	return 0;
+}
+
+static const struct snd_kcontrol_new vx_control_mic_boost = {
+	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name =		"Mic Boost",
+	.info =		vx_mic_boost_info,
+	.get =		vx_mic_boost_get,
+	.put =		vx_mic_boost_put,
+};
+
+
+int vxp_add_mic_controls(struct vx_core *_chip)
+{
+	struct snd_vxpocket *chip = to_vxpocket(_chip);
+	int err;
+
+	/* mute input levels */
+	chip->mic_level = 0;
+	switch (_chip->type) {
+	case VX_TYPE_VXPOCKET:
+		vx_set_mic_level(_chip, 0);
+		break;
+	case VX_TYPE_VXP440:
+		vx_set_mic_boost(_chip, 0);
+		break;
+	}
+
+	/* mic level */
+	switch (_chip->type) {
+	case VX_TYPE_VXPOCKET:
+		err = snd_ctl_add(_chip->card, snd_ctl_new1(&vx_control_mic_level, chip));
+		if (err < 0)
+			return err;
+		break;
+	case VX_TYPE_VXP440:
+		err = snd_ctl_add(_chip->card, snd_ctl_new1(&vx_control_mic_boost, chip));
+		if (err < 0)
+			return err;
+		break;
+	}
+
+	return 0;
+}
+