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Diffstat (limited to 'sound/soc/codecs/wm9713.c')
-rw-r--r--sound/soc/codecs/wm9713.c228
1 files changed, 131 insertions, 97 deletions
diff --git a/sound/soc/codecs/wm9713.c b/sound/soc/codecs/wm9713.c
index bddee30a4bc7..6c95d98b0eb1 100644
--- a/sound/soc/codecs/wm9713.c
+++ b/sound/soc/codecs/wm9713.c
@@ -30,7 +30,10 @@
#include "wm9713.h"
struct wm9713_priv {
+ struct snd_ac97 *ac97;
u32 pll_in; /* PLL input frequency */
+ unsigned int hp_mixer[2];
+ struct mutex lock;
};
static unsigned int ac97_read(struct snd_soc_codec *codec,
@@ -59,13 +62,10 @@ static const u16 wm9713_reg[] = {
0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0006,
0x0001, 0x0000, 0x574d, 0x4c13,
- 0x0000, 0x0000, 0x0000
};
-/* virtual HP mixers regs */
-#define HPL_MIXER 0x80
-#define HPR_MIXER 0x82
-#define MICB_MUX 0x82
+#define HPL_MIXER 0
+#define HPR_MIXER 1
static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
@@ -110,7 +110,7 @@ SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
-SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */
+SOC_ENUM_SINGLE_VIRT(2, wm9713_micb_select), /* mic selection 19 */
};
static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
@@ -234,6 +234,14 @@ static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
return 0;
}
+static const unsigned int wm9713_mixer_mute_regs[] = {
+ AC97_PC_BEEP,
+ AC97_MASTER_TONE,
+ AC97_PHONE,
+ AC97_REC_SEL,
+ AC97_PCM,
+ AC97_AUX,
+};
/* We have to create a fake left and right HP mixers because
* the codec only has a single control that is shared by both channels.
@@ -241,73 +249,95 @@ static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
* register map, thus we add a new (virtual) register to help determine the
* audio route within the device.
*/
-static int mixer_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
+static int wm9713_hp_mixer_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
{
- u16 l, r, beep, tone, phone, rec, pcm, aux;
-
- l = ac97_read(w->codec, HPL_MIXER);
- r = ac97_read(w->codec, HPR_MIXER);
- beep = ac97_read(w->codec, AC97_PC_BEEP);
- tone = ac97_read(w->codec, AC97_MASTER_TONE);
- phone = ac97_read(w->codec, AC97_PHONE);
- rec = ac97_read(w->codec, AC97_REC_SEL);
- pcm = ac97_read(w->codec, AC97_PCM);
- aux = ac97_read(w->codec, AC97_AUX);
-
- if (event & SND_SOC_DAPM_PRE_REG)
- return 0;
- if ((l & 0x1) || (r & 0x1))
- ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
+ struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
+ unsigned int val = ucontrol->value.enumerated.item[0];
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int mixer, mask, shift, old;
+ struct snd_soc_dapm_update update;
+ bool change;
+
+ mixer = mc->shift >> 8;
+ shift = mc->shift & 0xff;
+ mask = (1 << shift);
+
+ mutex_lock(&wm9713->lock);
+ old = wm9713->hp_mixer[mixer];
+ if (ucontrol->value.enumerated.item[0])
+ wm9713->hp_mixer[mixer] |= mask;
else
- ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
+ wm9713->hp_mixer[mixer] &= ~mask;
+
+ change = old != wm9713->hp_mixer[mixer];
+ if (change) {
+ update.kcontrol = kcontrol;
+ update.reg = wm9713_mixer_mute_regs[shift];
+ update.mask = 0x8000;
+ if ((wm9713->hp_mixer[0] & mask) ||
+ (wm9713->hp_mixer[1] & mask))
+ update.val = 0x0;
+ else
+ update.val = 0x8000;
+
+ snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
+ &update);
+ }
- if ((l & 0x2) || (r & 0x2))
- ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff);
- else
- ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000);
+ mutex_unlock(&wm9713->lock);
- if ((l & 0x4) || (r & 0x4))
- ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
- else
- ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
+ return change;
+}
- if ((l & 0x8) || (r & 0x8))
- ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff);
- else
- ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000);
+static int wm9713_hp_mixer_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int mixer, shift;
- if ((l & 0x10) || (r & 0x10))
- ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
- else
- ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
+ mixer = mc->shift >> 8;
+ shift = mc->shift & 0xff;
- if ((l & 0x20) || (r & 0x20))
- ac97_write(w->codec, AC97_AUX, aux & 0x7fff);
- else
- ac97_write(w->codec, AC97_AUX, aux | 0x8000);
+ ucontrol->value.enumerated.item[0] =
+ (wm9713->hp_mixer[mixer] >> shift) & 1;
return 0;
}
+#define WM9713_HP_MIXER_CTRL(xname, xmixer, xshift) { \
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .info = snd_soc_info_volsw, \
+ .get = wm9713_hp_mixer_get, .put = wm9713_hp_mixer_put, \
+ .private_value = SOC_DOUBLE_VALUE(SND_SOC_NOPM, \
+ xshift, xmixer, 1, 0, 0) \
+}
+
/* Left Headphone Mixers */
static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
-SOC_DAPM_SINGLE("Beep Playback Switch", HPL_MIXER, 5, 1, 0),
-SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0),
-SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0),
-SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0),
-SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0),
-SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0),
+WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPL_MIXER, 5),
+WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPL_MIXER, 4),
+WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 3),
+WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 2),
+WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPL_MIXER, 1),
+WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPL_MIXER, 0),
};
/* Right Headphone Mixers */
static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
-SOC_DAPM_SINGLE("Beep Playback Switch", HPR_MIXER, 5, 1, 0),
-SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0),
-SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0),
-SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0),
-SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0),
-SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0),
+WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPR_MIXER, 5),
+WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPR_MIXER, 4),
+WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 3),
+WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 2),
+WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPR_MIXER, 1),
+WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPR_MIXER, 0),
};
/* headphone capture mux */
@@ -429,12 +459,10 @@ SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
&wm9713_mic_sel_mux_controls),
SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
&wm9713_micb_sel_mux_controls),
-SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
- &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls),
- mixer_event, SND_SOC_DAPM_POST_REG),
-SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
- &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls),
- mixer_event, SND_SOC_DAPM_POST_REG),
+SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
+ &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls)),
+SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
+ &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls)),
SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
&wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
@@ -647,12 +675,13 @@ static const struct snd_soc_dapm_route wm9713_audio_map[] = {
static unsigned int ac97_read(struct snd_soc_codec *codec,
unsigned int reg)
{
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
u16 *cache = codec->reg_cache;
if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
reg == AC97_CD)
- return soc_ac97_ops->read(codec->ac97, reg);
+ return soc_ac97_ops->read(wm9713->ac97, reg);
else {
reg = reg >> 1;
@@ -666,9 +695,10 @@ static unsigned int ac97_read(struct snd_soc_codec *codec,
static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int val)
{
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
+
u16 *cache = codec->reg_cache;
- if (reg < 0x7c)
- soc_ac97_ops->write(codec->ac97, reg, val);
+ soc_ac97_ops->write(wm9713->ac97, reg, val);
reg = reg >> 1;
if (reg < (ARRAY_SIZE(wm9713_reg)))
cache[reg] = val;
@@ -689,7 +719,8 @@ struct _pll_div {
* to allow rounding later */
#define FIXED_PLL_SIZE ((1 << 22) * 10)
-static void pll_factors(struct _pll_div *pll_div, unsigned int source)
+static void pll_factors(struct snd_soc_codec *codec,
+ struct _pll_div *pll_div, unsigned int source)
{
u64 Kpart;
unsigned int K, Ndiv, Nmod, target;
@@ -724,7 +755,7 @@ static void pll_factors(struct _pll_div *pll_div, unsigned int source)
Ndiv = target / source;
if ((Ndiv < 5) || (Ndiv > 12))
- printk(KERN_WARNING
+ dev_warn(codec->dev,
"WM9713 PLL N value %u out of recommended range!\n",
Ndiv);
@@ -768,7 +799,7 @@ static int wm9713_set_pll(struct snd_soc_codec *codec,
return 0;
}
- pll_factors(&pll_div, freq_in);
+ pll_factors(codec, &pll_div, freq_in);
if (pll_div.k == 0) {
reg = (pll_div.n << 12) | (pll_div.lf << 11) |
@@ -1049,7 +1080,6 @@ static const struct snd_soc_dai_ops wm9713_dai_ops_voice = {
static struct snd_soc_dai_driver wm9713_dai[] = {
{
.name = "wm9713-hifi",
- .ac97_control = 1,
.playback = {
.stream_name = "HiFi Playback",
.channels_min = 1,
@@ -1095,17 +1125,22 @@ static struct snd_soc_dai_driver wm9713_dai[] = {
int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
{
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
+
if (try_warm && soc_ac97_ops->warm_reset) {
- soc_ac97_ops->warm_reset(codec->ac97);
+ soc_ac97_ops->warm_reset(wm9713->ac97);
if (ac97_read(codec, 0) == wm9713_reg[0])
return 1;
}
- soc_ac97_ops->reset(codec->ac97);
+ soc_ac97_ops->reset(wm9713->ac97);
if (soc_ac97_ops->warm_reset)
- soc_ac97_ops->warm_reset(codec->ac97);
- if (ac97_read(codec, 0) != wm9713_reg[0])
+ soc_ac97_ops->warm_reset(wm9713->ac97);
+ if (ac97_read(codec, 0) != wm9713_reg[0]) {
+ dev_err(codec->dev, "Failed to reset: AC97 link error\n");
return -EIO;
+ }
+
return 0;
}
EXPORT_SYMBOL_GPL(wm9713_reset);
@@ -1163,10 +1198,8 @@ static int wm9713_soc_resume(struct snd_soc_codec *codec)
u16 *cache = codec->reg_cache;
ret = wm9713_reset(codec, 1);
- if (ret < 0) {
- printk(KERN_ERR "could not reset AC97 codec\n");
+ if (ret < 0)
return ret;
- }
wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -1180,7 +1213,7 @@ static int wm9713_soc_resume(struct snd_soc_codec *codec)
if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
i == AC97_EXTENDED_MSTATUS || i > 0x66)
continue;
- soc_ac97_ops->write(codec->ac97, i, cache[i>>1]);
+ soc_ac97_ops->write(wm9713->ac97, i, cache[i>>1]);
}
}
@@ -1189,26 +1222,19 @@ static int wm9713_soc_resume(struct snd_soc_codec *codec)
static int wm9713_soc_probe(struct snd_soc_codec *codec)
{
- struct wm9713_priv *wm9713;
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
int ret = 0, reg;
- wm9713 = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL);
- if (wm9713 == NULL)
- return -ENOMEM;
- snd_soc_codec_set_drvdata(codec, wm9713);
-
- ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0);
- if (ret < 0)
- goto codec_err;
+ wm9713->ac97 = snd_soc_new_ac97_codec(codec);
+ if (IS_ERR(wm9713->ac97))
+ return PTR_ERR(wm9713->ac97);
/* do a cold reset for the controller and then try
* a warm reset followed by an optional cold reset for codec */
wm9713_reset(codec, 0);
ret = wm9713_reset(codec, 1);
- if (ret < 0) {
- printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n");
+ if (ret < 0)
goto reset_err;
- }
wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -1216,23 +1242,18 @@ static int wm9713_soc_probe(struct snd_soc_codec *codec)
reg = ac97_read(codec, AC97_CD) & 0x7fff;
ac97_write(codec, AC97_CD, reg);
- snd_soc_add_codec_controls(codec, wm9713_snd_ac97_controls,
- ARRAY_SIZE(wm9713_snd_ac97_controls));
-
return 0;
reset_err:
- snd_soc_free_ac97_codec(codec);
-codec_err:
- kfree(wm9713);
+ snd_soc_free_ac97_codec(wm9713->ac97);
return ret;
}
static int wm9713_soc_remove(struct snd_soc_codec *codec)
{
struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
- snd_soc_free_ac97_codec(codec);
- kfree(wm9713);
+
+ snd_soc_free_ac97_codec(wm9713->ac97);
return 0;
}
@@ -1248,6 +1269,9 @@ static struct snd_soc_codec_driver soc_codec_dev_wm9713 = {
.reg_word_size = sizeof(u16),
.reg_cache_step = 2,
.reg_cache_default = wm9713_reg,
+
+ .controls = wm9713_snd_ac97_controls,
+ .num_controls = ARRAY_SIZE(wm9713_snd_ac97_controls),
.dapm_widgets = wm9713_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(wm9713_dapm_widgets),
.dapm_routes = wm9713_audio_map,
@@ -1256,6 +1280,16 @@ static struct snd_soc_codec_driver soc_codec_dev_wm9713 = {
static int wm9713_probe(struct platform_device *pdev)
{
+ struct wm9713_priv *wm9713;
+
+ wm9713 = devm_kzalloc(&pdev->dev, sizeof(*wm9713), GFP_KERNEL);
+ if (wm9713 == NULL)
+ return -ENOMEM;
+
+ mutex_init(&wm9713->lock);
+
+ platform_set_drvdata(pdev, wm9713);
+
return snd_soc_register_codec(&pdev->dev,
&soc_codec_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai));
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 01:18:01 +0100