summaryrefslogtreecommitdiffstats
path: root/sound/soc/codecs/wm9081.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/codecs/wm9081.c')
-rw-r--r--sound/soc/codecs/wm9081.c317
1 files changed, 147 insertions, 170 deletions
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c
index 86fc57e25f9..c64e55aa63b 100644
--- a/sound/soc/codecs/wm9081.c
+++ b/sound/soc/codecs/wm9081.c
@@ -165,87 +165,23 @@ struct wm9081_priv {
int master;
int fll_fref;
int fll_fout;
+ int tdm_width;
struct wm9081_retune_mobile_config *retune;
};
-static int wm9081_reg_is_volatile(int reg)
+static int wm9081_volatile_register(unsigned int reg)
{
switch (reg) {
+ case WM9081_SOFTWARE_RESET:
+ return 1;
default:
return 0;
}
}
-static unsigned int wm9081_read_reg_cache(struct snd_soc_codec *codec,
- unsigned int reg)
-{
- u16 *cache = codec->reg_cache;
- BUG_ON(reg > WM9081_MAX_REGISTER);
- return cache[reg];
-}
-
-static unsigned int wm9081_read_hw(struct snd_soc_codec *codec, u8 reg)
-{
- struct i2c_msg xfer[2];
- u16 data;
- int ret;
- struct i2c_client *client = codec->control_data;
-
- BUG_ON(reg > WM9081_MAX_REGISTER);
-
- /* Write register */
- xfer[0].addr = client->addr;
- xfer[0].flags = 0;
- xfer[0].len = 1;
- xfer[0].buf = ®
-
- /* Read data */
- xfer[1].addr = client->addr;
- xfer[1].flags = I2C_M_RD;
- xfer[1].len = 2;
- xfer[1].buf = (u8 *)&data;
-
- ret = i2c_transfer(client->adapter, xfer, 2);
- if (ret != 2) {
- dev_err(&client->dev, "i2c_transfer() returned %d\n", ret);
- return 0;
- }
-
- return (data >> 8) | ((data & 0xff) << 8);
-}
-
-static unsigned int wm9081_read(struct snd_soc_codec *codec, unsigned int reg)
-{
- if (wm9081_reg_is_volatile(reg))
- return wm9081_read_hw(codec, reg);
- else
- return wm9081_read_reg_cache(codec, reg);
-}
-
-static int wm9081_write(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int value)
-{
- u16 *cache = codec->reg_cache;
- u8 data[3];
-
- BUG_ON(reg > WM9081_MAX_REGISTER);
-
- if (!wm9081_reg_is_volatile(reg))
- cache[reg] = value;
-
- data[0] = reg;
- data[1] = value >> 8;
- data[2] = value & 0x00ff;
-
- if (codec->hw_write(codec->control_data, data, 3) == 3)
- return 0;
- else
- return -EIO;
-}
-
static int wm9081_reset(struct snd_soc_codec *codec)
{
- return wm9081_write(codec, WM9081_SOFTWARE_RESET, 0);
+ return snd_soc_write(codec, WM9081_SOFTWARE_RESET, 0);
}
static const DECLARE_TLV_DB_SCALE(drc_in_tlv, -4500, 75, 0);
@@ -356,7 +292,7 @@ static int speaker_mode_get(struct snd_kcontrol *kcontrol,
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
unsigned int reg;
- reg = wm9081_read(codec, WM9081_ANALOGUE_SPEAKER_2);
+ reg = snd_soc_read(codec, WM9081_ANALOGUE_SPEAKER_2);
if (reg & WM9081_SPK_MODE)
ucontrol->value.integer.value[0] = 1;
else
@@ -375,8 +311,8 @@ static int speaker_mode_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- unsigned int reg_pwr = wm9081_read(codec, WM9081_POWER_MANAGEMENT);
- unsigned int reg2 = wm9081_read(codec, WM9081_ANALOGUE_SPEAKER_2);
+ unsigned int reg_pwr = snd_soc_read(codec, WM9081_POWER_MANAGEMENT);
+ unsigned int reg2 = snd_soc_read(codec, WM9081_ANALOGUE_SPEAKER_2);
/* Are we changing anything? */
if (ucontrol->value.integer.value[0] ==
@@ -397,7 +333,7 @@ static int speaker_mode_put(struct snd_kcontrol *kcontrol,
reg2 &= ~WM9081_SPK_MODE;
}
- wm9081_write(codec, WM9081_ANALOGUE_SPEAKER_2, reg2);
+ snd_soc_write(codec, WM9081_ANALOGUE_SPEAKER_2, reg2);
return 0;
}
@@ -456,7 +392,7 @@ static int speaker_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
- unsigned int reg = wm9081_read(codec, WM9081_POWER_MANAGEMENT);
+ unsigned int reg = snd_soc_read(codec, WM9081_POWER_MANAGEMENT);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
@@ -468,7 +404,7 @@ static int speaker_event(struct snd_soc_dapm_widget *w,
break;
}
- wm9081_write(codec, WM9081_POWER_MANAGEMENT, reg);
+ snd_soc_write(codec, WM9081_POWER_MANAGEMENT, reg);
return 0;
}
@@ -607,7 +543,7 @@ static int wm9081_set_fll(struct snd_soc_codec *codec, int fll_id,
if (ret != 0)
return ret;
- reg5 = wm9081_read(codec, WM9081_FLL_CONTROL_5);
+ reg5 = snd_soc_read(codec, WM9081_FLL_CONTROL_5);
reg5 &= ~WM9081_FLL_CLK_SRC_MASK;
switch (fll_id) {
@@ -621,44 +557,44 @@ static int wm9081_set_fll(struct snd_soc_codec *codec, int fll_id,
}
/* Disable CLK_SYS while we reconfigure */
- clk_sys_reg = wm9081_read(codec, WM9081_CLOCK_CONTROL_3);
+ clk_sys_reg = snd_soc_read(codec, WM9081_CLOCK_CONTROL_3);
if (clk_sys_reg & WM9081_CLK_SYS_ENA)
- wm9081_write(codec, WM9081_CLOCK_CONTROL_3,
+ snd_soc_write(codec, WM9081_CLOCK_CONTROL_3,
clk_sys_reg & ~WM9081_CLK_SYS_ENA);
/* Any FLL configuration change requires that the FLL be
* disabled first. */
- reg1 = wm9081_read(codec, WM9081_FLL_CONTROL_1);
+ reg1 = snd_soc_read(codec, WM9081_FLL_CONTROL_1);
reg1 &= ~WM9081_FLL_ENA;
- wm9081_write(codec, WM9081_FLL_CONTROL_1, reg1);
+ snd_soc_write(codec, WM9081_FLL_CONTROL_1, reg1);
/* Apply the configuration */
if (fll_div.k)
reg1 |= WM9081_FLL_FRAC_MASK;
else
reg1 &= ~WM9081_FLL_FRAC_MASK;
- wm9081_write(codec, WM9081_FLL_CONTROL_1, reg1);
+ snd_soc_write(codec, WM9081_FLL_CONTROL_1, reg1);
- wm9081_write(codec, WM9081_FLL_CONTROL_2,
+ snd_soc_write(codec, WM9081_FLL_CONTROL_2,
(fll_div.fll_outdiv << WM9081_FLL_OUTDIV_SHIFT) |
(fll_div.fll_fratio << WM9081_FLL_FRATIO_SHIFT));
- wm9081_write(codec, WM9081_FLL_CONTROL_3, fll_div.k);
+ snd_soc_write(codec, WM9081_FLL_CONTROL_3, fll_div.k);
- reg4 = wm9081_read(codec, WM9081_FLL_CONTROL_4);
+ reg4 = snd_soc_read(codec, WM9081_FLL_CONTROL_4);
reg4 &= ~WM9081_FLL_N_MASK;
reg4 |= fll_div.n << WM9081_FLL_N_SHIFT;
- wm9081_write(codec, WM9081_FLL_CONTROL_4, reg4);
+ snd_soc_write(codec, WM9081_FLL_CONTROL_4, reg4);
reg5 &= ~WM9081_FLL_CLK_REF_DIV_MASK;
reg5 |= fll_div.fll_clk_ref_div << WM9081_FLL_CLK_REF_DIV_SHIFT;
- wm9081_write(codec, WM9081_FLL_CONTROL_5, reg5);
+ snd_soc_write(codec, WM9081_FLL_CONTROL_5, reg5);
/* Enable the FLL */
- wm9081_write(codec, WM9081_FLL_CONTROL_1, reg1 | WM9081_FLL_ENA);
+ snd_soc_write(codec, WM9081_FLL_CONTROL_1, reg1 | WM9081_FLL_ENA);
/* Then bring CLK_SYS up again if it was disabled */
if (clk_sys_reg & WM9081_CLK_SYS_ENA)
- wm9081_write(codec, WM9081_CLOCK_CONTROL_3, clk_sys_reg);
+ snd_soc_write(codec, WM9081_CLOCK_CONTROL_3, clk_sys_reg);
dev_dbg(codec->dev, "FLL enabled at %dHz->%dHz\n", Fref, Fout);
@@ -707,6 +643,10 @@ static int configure_clock(struct snd_soc_codec *codec)
target > 3000000)
break;
}
+
+ if (i == ARRAY_SIZE(clk_sys_rates))
+ return -EINVAL;
+
} else if (wm9081->fs) {
for (i = 0; i < ARRAY_SIZE(clk_sys_rates); i++) {
new_sysclk = clk_sys_rates[i].ratio
@@ -714,6 +654,10 @@ static int configure_clock(struct snd_soc_codec *codec)
if (new_sysclk > 3000000)
break;
}
+
+ if (i == ARRAY_SIZE(clk_sys_rates))
+ return -EINVAL;
+
} else {
new_sysclk = 12288000;
}
@@ -734,19 +678,19 @@ static int configure_clock(struct snd_soc_codec *codec)
return -EINVAL;
}
- reg = wm9081_read(codec, WM9081_CLOCK_CONTROL_1);
+ reg = snd_soc_read(codec, WM9081_CLOCK_CONTROL_1);
if (mclkdiv)
reg |= WM9081_MCLKDIV2;
else
reg &= ~WM9081_MCLKDIV2;
- wm9081_write(codec, WM9081_CLOCK_CONTROL_1, reg);
+ snd_soc_write(codec, WM9081_CLOCK_CONTROL_1, reg);
- reg = wm9081_read(codec, WM9081_CLOCK_CONTROL_3);
+ reg = snd_soc_read(codec, WM9081_CLOCK_CONTROL_3);
if (fll)
reg |= WM9081_CLK_SRC_SEL;
else
reg &= ~WM9081_CLK_SRC_SEL;
- wm9081_write(codec, WM9081_CLOCK_CONTROL_3, reg);
+ snd_soc_write(codec, WM9081_CLOCK_CONTROL_3, reg);
dev_dbg(codec->dev, "CLK_SYS is %dHz\n", wm9081->sysclk_rate);
@@ -846,76 +790,76 @@ static int wm9081_set_bias_level(struct snd_soc_codec *codec,
case SND_SOC_BIAS_PREPARE:
/* VMID=2*40k */
- reg = wm9081_read(codec, WM9081_VMID_CONTROL);
+ reg = snd_soc_read(codec, WM9081_VMID_CONTROL);
reg &= ~WM9081_VMID_SEL_MASK;
reg |= 0x2;
- wm9081_write(codec, WM9081_VMID_CONTROL, reg);
+ snd_soc_write(codec, WM9081_VMID_CONTROL, reg);
/* Normal bias current */
- reg = wm9081_read(codec, WM9081_BIAS_CONTROL_1);
+ reg = snd_soc_read(codec, WM9081_BIAS_CONTROL_1);
reg &= ~WM9081_STBY_BIAS_ENA;
- wm9081_write(codec, WM9081_BIAS_CONTROL_1, reg);
+ snd_soc_write(codec, WM9081_BIAS_CONTROL_1, reg);
break;
case SND_SOC_BIAS_STANDBY:
/* Initial cold start */
if (codec->bias_level == SND_SOC_BIAS_OFF) {
/* Disable LINEOUT discharge */
- reg = wm9081_read(codec, WM9081_ANTI_POP_CONTROL);
+ reg = snd_soc_read(codec, WM9081_ANTI_POP_CONTROL);
reg &= ~WM9081_LINEOUT_DISCH;
- wm9081_write(codec, WM9081_ANTI_POP_CONTROL, reg);
+ snd_soc_write(codec, WM9081_ANTI_POP_CONTROL, reg);
/* Select startup bias source */
- reg = wm9081_read(codec, WM9081_BIAS_CONTROL_1);
+ reg = snd_soc_read(codec, WM9081_BIAS_CONTROL_1);
reg |= WM9081_BIAS_SRC | WM9081_BIAS_ENA;
- wm9081_write(codec, WM9081_BIAS_CONTROL_1, reg);
+ snd_soc_write(codec, WM9081_BIAS_CONTROL_1, reg);
/* VMID 2*4k; Soft VMID ramp enable */
- reg = wm9081_read(codec, WM9081_VMID_CONTROL);
+ reg = snd_soc_read(codec, WM9081_VMID_CONTROL);
reg |= WM9081_VMID_RAMP | 0x6;
- wm9081_write(codec, WM9081_VMID_CONTROL, reg);
+ snd_soc_write(codec, WM9081_VMID_CONTROL, reg);
mdelay(100);
/* Normal bias enable & soft start off */
reg |= WM9081_BIAS_ENA;
reg &= ~WM9081_VMID_RAMP;
- wm9081_write(codec, WM9081_VMID_CONTROL, reg);
+ snd_soc_write(codec, WM9081_VMID_CONTROL, reg);
/* Standard bias source */
- reg = wm9081_read(codec, WM9081_BIAS_CONTROL_1);
+ reg = snd_soc_read(codec, WM9081_BIAS_CONTROL_1);
reg &= ~WM9081_BIAS_SRC;
- wm9081_write(codec, WM9081_BIAS_CONTROL_1, reg);
+ snd_soc_write(codec, WM9081_BIAS_CONTROL_1, reg);
}
/* VMID 2*240k */
- reg = wm9081_read(codec, WM9081_BIAS_CONTROL_1);
+ reg = snd_soc_read(codec, WM9081_BIAS_CONTROL_1);
reg &= ~WM9081_VMID_SEL_MASK;
reg |= 0x40;
- wm9081_write(codec, WM9081_VMID_CONTROL, reg);
+ snd_soc_write(codec, WM9081_VMID_CONTROL, reg);
/* Standby bias current on */
- reg = wm9081_read(codec, WM9081_BIAS_CONTROL_1);
+ reg = snd_soc_read(codec, WM9081_BIAS_CONTROL_1);
reg |= WM9081_STBY_BIAS_ENA;
- wm9081_write(codec, WM9081_BIAS_CONTROL_1, reg);
+ snd_soc_write(codec, WM9081_BIAS_CONTROL_1, reg);
break;
case SND_SOC_BIAS_OFF:
/* Startup bias source */
- reg = wm9081_read(codec, WM9081_BIAS_CONTROL_1);
+ reg = snd_soc_read(codec, WM9081_BIAS_CONTROL_1);
reg |= WM9081_BIAS_SRC;
- wm9081_write(codec, WM9081_BIAS_CONTROL_1, reg);
+ snd_soc_write(codec, WM9081_BIAS_CONTROL_1, reg);
/* Disable VMID and biases with soft ramping */
- reg = wm9081_read(codec, WM9081_VMID_CONTROL);
+ reg = snd_soc_read(codec, WM9081_VMID_CONTROL);
reg &= ~(WM9081_VMID_SEL_MASK | WM9081_BIAS_ENA);
reg |= WM9081_VMID_RAMP;
- wm9081_write(codec, WM9081_VMID_CONTROL, reg);
+ snd_soc_write(codec, WM9081_VMID_CONTROL, reg);
/* Actively discharge LINEOUT */
- reg = wm9081_read(codec, WM9081_ANTI_POP_CONTROL);
+ reg = snd_soc_read(codec, WM9081_ANTI_POP_CONTROL);
reg |= WM9081_LINEOUT_DISCH;
- wm9081_write(codec, WM9081_ANTI_POP_CONTROL, reg);
+ snd_soc_write(codec, WM9081_ANTI_POP_CONTROL, reg);
break;
}
@@ -929,7 +873,7 @@ static int wm9081_set_dai_fmt(struct snd_soc_dai *dai,
{
struct snd_soc_codec *codec = dai->codec;
struct wm9081_priv *wm9081 = codec->private_data;
- unsigned int aif2 = wm9081_read(codec, WM9081_AUDIO_INTERFACE_2);
+ unsigned int aif2 = snd_soc_read(codec, WM9081_AUDIO_INTERFACE_2);
aif2 &= ~(WM9081_AIF_BCLK_INV | WM9081_AIF_LRCLK_INV |
WM9081_BCLK_DIR | WM9081_LRCLK_DIR | WM9081_AIF_FMT_MASK);
@@ -1010,7 +954,7 @@ static int wm9081_set_dai_fmt(struct snd_soc_dai *dai,
return -EINVAL;
}
- wm9081_write(codec, WM9081_AUDIO_INTERFACE_2, aif2);
+ snd_soc_write(codec, WM9081_AUDIO_INTERFACE_2, aif2);
return 0;
}
@@ -1024,47 +968,51 @@ static int wm9081_hw_params(struct snd_pcm_substream *substream,
int ret, i, best, best_val, cur_val;
unsigned int clk_ctrl2, aif1, aif2, aif3, aif4;
- clk_ctrl2 = wm9081_read(codec, WM9081_CLOCK_CONTROL_2);
+ clk_ctrl2 = snd_soc_read(codec, WM9081_CLOCK_CONTROL_2);
clk_ctrl2 &= ~(WM9081_CLK_SYS_RATE_MASK | WM9081_SAMPLE_RATE_MASK);
- aif1 = wm9081_read(codec, WM9081_AUDIO_INTERFACE_1);
+ aif1 = snd_soc_read(codec, WM9081_AUDIO_INTERFACE_1);
- aif2 = wm9081_read(codec, WM9081_AUDIO_INTERFACE_2);
+ aif2 = snd_soc_read(codec, WM9081_AUDIO_INTERFACE_2);
aif2 &= ~WM9081_AIF_WL_MASK;
- aif3 = wm9081_read(codec, WM9081_AUDIO_INTERFACE_3);
+ aif3 = snd_soc_read(codec, WM9081_AUDIO_INTERFACE_3);
aif3 &= ~WM9081_BCLK_DIV_MASK;
- aif4 = wm9081_read(codec, WM9081_AUDIO_INTERFACE_4);
+ aif4 = snd_soc_read(codec, WM9081_AUDIO_INTERFACE_4);
aif4 &= ~WM9081_LRCLK_RATE_MASK;
- /* What BCLK do we need? */
wm9081->fs = params_rate(params);
- wm9081->bclk = 2 * wm9081->fs;
- switch (params_format(params)) {
- case SNDRV_PCM_FORMAT_S16_LE:
- wm9081->bclk *= 16;
- break;
- case SNDRV_PCM_FORMAT_S20_3LE:
- wm9081->bclk *= 20;
- aif2 |= 0x4;
- break;
- case SNDRV_PCM_FORMAT_S24_LE:
- wm9081->bclk *= 24;
- aif2 |= 0x8;
- break;
- case SNDRV_PCM_FORMAT_S32_LE:
- wm9081->bclk *= 32;
- aif2 |= 0xc;
- break;
- default:
- return -EINVAL;
- }
- if (aif1 & WM9081_AIFDAC_TDM_MODE_MASK) {
+ if (wm9081->tdm_width) {
+ /* If TDM is set up then that fixes our BCLK. */
int slots = ((aif1 & WM9081_AIFDAC_TDM_MODE_MASK) >>
WM9081_AIFDAC_TDM_MODE_SHIFT) + 1;
- wm9081->bclk *= slots;
+
+ wm9081->bclk = wm9081->fs * wm9081->tdm_width * slots;
+ } else {
+ /* Otherwise work out a BCLK from the sample size */
+ wm9081->bclk = 2 * wm9081->fs;
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ wm9081->bclk *= 16;
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ wm9081->bclk *= 20;
+ aif2 |= 0x4;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ wm9081->bclk *= 24;
+ aif2 |= 0x8;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ wm9081->bclk *= 32;
+ aif2 |= 0xc;
+ break;
+ default:
+ return -EINVAL;
+ }
}
dev_dbg(codec->dev, "Target BCLK is %dHz\n", wm9081->bclk);
@@ -1149,22 +1097,22 @@ static int wm9081_hw_params(struct snd_pcm_substream *substream,
s->name, s->rate);
/* If the EQ is enabled then disable it while we write out */
- eq1 = wm9081_read(codec, WM9081_EQ_1) & WM9081_EQ_ENA;
+ eq1 = snd_soc_read(codec, WM9081_EQ_1) & WM9081_EQ_ENA;
if (eq1 & WM9081_EQ_ENA)
- wm9081_write(codec, WM9081_EQ_1, 0);
+ snd_soc_write(codec, WM9081_EQ_1, 0);
/* Write out the other values */
for (i = 1; i < ARRAY_SIZE(s->config); i++)
- wm9081_write(codec, WM9081_EQ_1 + i, s->config[i]);
+ snd_soc_write(codec, WM9081_EQ_1 + i, s->config[i]);
eq1 |= (s->config[0] & ~WM9081_EQ_ENA);
- wm9081_write(codec, WM9081_EQ_1, eq1);
+ snd_soc_write(codec, WM9081_EQ_1, eq1);
}
- wm9081_write(codec, WM9081_CLOCK_CONTROL_2, clk_ctrl2);
- wm9081_write(codec, WM9081_AUDIO_INTERFACE_2, aif2);
- wm9081_write(codec, WM9081_AUDIO_INTERFACE_3, aif3);
- wm9081_write(codec, WM9081_AUDIO_INTERFACE_4, aif4);
+ snd_soc_write(codec, WM9081_CLOCK_CONTROL_2, clk_ctrl2);
+ snd_soc_write(codec, WM9081_AUDIO_INTERFACE_2, aif2);
+ snd_soc_write(codec, WM9081_AUDIO_INTERFACE_3, aif3);
+ snd_soc_write(codec, WM9081_AUDIO_INTERFACE_4, aif4);
return 0;
}
@@ -1174,14 +1122,14 @@ static int wm9081_digital_mute(struct snd_soc_dai *codec_dai, int mute)
struct snd_soc_codec *codec = codec_dai->codec;
unsigned int reg;
- reg = wm9081_read(codec, WM9081_DAC_DIGITAL_2);
+ reg = snd_soc_read(codec, WM9081_DAC_DIGITAL_2);
if (mute)
reg |= WM9081_DAC_MUTE;
else
reg &= ~WM9081_DAC_MUTE;
- wm9081_write(codec, WM9081_DAC_DIGITAL_2, reg);
+ snd_soc_write(codec, WM9081_DAC_DIGITAL_2, reg);
return 0;
}
@@ -1207,19 +1155,25 @@ static int wm9081_set_sysclk(struct snd_soc_dai *codec_dai,
}
static int wm9081_set_tdm_slot(struct snd_soc_dai *dai,
- unsigned int mask, int slots)
+ unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
{
struct snd_soc_codec *codec = dai->codec;
- unsigned int aif1 = wm9081_read(codec, WM9081_AUDIO_INTERFACE_1);
+ struct wm9081_priv *wm9081 = codec->private_data;
+ unsigned int aif1 = snd_soc_read(codec, WM9081_AUDIO_INTERFACE_1);
aif1 &= ~(WM9081_AIFDAC_TDM_SLOT_MASK | WM9081_AIFDAC_TDM_MODE_MASK);
- if (slots < 1 || slots > 4)
+ if (slots < 0 || slots > 4)
return -EINVAL;
+ wm9081->tdm_width = slot_width;
+
+ if (slots == 0)
+ slots = 1;
+
aif1 |= (slots - 1) << WM9081_AIFDAC_TDM_MODE_SHIFT;
- switch (mask) {
+ switch (rx_mask) {
case 1:
break;
case 2:
@@ -1235,7 +1189,7 @@ static int wm9081_set_tdm_slot(struct snd_soc_dai *dai,
return -EINVAL;
}
- wm9081_write(codec, WM9081_AUDIO_INTERFACE_1, aif1);
+ snd_soc_write(codec, WM9081_AUDIO_INTERFACE_1, aif1);
return 0;
}
@@ -1357,7 +1311,7 @@ static int wm9081_resume(struct platform_device *pdev)
if (i == WM9081_SOFTWARE_RESET)
continue;
- wm9081_write(codec, i, reg_cache[i]);
+ snd_soc_write(codec, i, reg_cache[i]);
}
wm9081_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -1377,7 +1331,8 @@ struct snd_soc_codec_device soc_codec_dev_wm9081 = {
};
EXPORT_SYMBOL_GPL(soc_codec_dev_wm9081);
-static int wm9081_register(struct wm9081_priv *wm9081)
+static int wm9081_register(struct wm9081_priv *wm9081,
+ enum snd_soc_control_type control)
{
struct snd_soc_codec *codec = &wm9081->codec;
int ret;
@@ -1396,19 +1351,24 @@ static int wm9081_register(struct wm9081_priv *wm9081)
codec->private_data = wm9081;
codec->name = "WM9081";
codec->owner = THIS_MODULE;
- codec->read = wm9081_read;
- codec->write = wm9081_write;
codec->dai = &wm9081_dai;
codec->num_dai = 1;
codec->reg_cache_size = ARRAY_SIZE(wm9081->reg_cache);
codec->reg_cache = &wm9081->reg_cache;
codec->bias_level = SND_SOC_BIAS_OFF;
codec->set_bias_level = wm9081_set_bias_level;
+ codec->volatile_register = wm9081_volatile_register;
memcpy(codec->reg_cache, wm9081_reg_defaults,
sizeof(wm9081_reg_defaults));
- reg = wm9081_read_hw(codec, WM9081_SOFTWARE_RESET);
+ ret = snd_soc_codec_set_cache_io(codec, 8, 16, control);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
+ return ret;
+ }
+
+ reg = snd_soc_read(codec, WM9081_SOFTWARE_RESET);
if (reg != 0x9081) {
dev_err(codec->dev, "Device is not a WM9081: ID=0x%x\n", reg);
ret = -EINVAL;
@@ -1424,10 +1384,10 @@ static int wm9081_register(struct wm9081_priv *wm9081)
wm9081_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* Enable zero cross by default */
- reg = wm9081_read(codec, WM9081_ANALOGUE_LINEOUT);
- wm9081_write(codec, WM9081_ANALOGUE_LINEOUT, reg | WM9081_LINEOUTZC);
- reg = wm9081_read(codec, WM9081_ANALOGUE_SPEAKER_PGA);
- wm9081_write(codec, WM9081_ANALOGUE_SPEAKER_PGA,
+ reg = snd_soc_read(codec, WM9081_ANALOGUE_LINEOUT);
+ snd_soc_write(codec, WM9081_ANALOGUE_LINEOUT, reg | WM9081_LINEOUTZC);
+ reg = snd_soc_read(codec, WM9081_ANALOGUE_SPEAKER_PGA);
+ snd_soc_write(codec, WM9081_ANALOGUE_SPEAKER_PGA,
reg | WM9081_SPKPGAZC);
wm9081_dai.dev = codec->dev;
@@ -1482,7 +1442,7 @@ static __devinit int wm9081_i2c_probe(struct i2c_client *i2c,
codec->dev = &i2c->dev;
- return wm9081_register(wm9081);
+ return wm9081_register(wm9081, SND_SOC_I2C);
}
static __devexit int wm9081_i2c_remove(struct i2c_client *client)
@@ -1492,6 +1452,21 @@ static __devexit int wm9081_i2c_remove(struct i2c_client *client)
return 0;
}
+#ifdef CONFIG_PM
+static int wm9081_i2c_suspend(struct i2c_client *client, pm_message_t msg)
+{
+ return snd_soc_suspend_device(&client->dev);
+}
+
+static int wm9081_i2c_resume(struct i2c_client *client)
+{
+ return snd_soc_resume_device(&client->dev);
+}
+#else
+#define wm9081_i2c_suspend NULL
+#define wm9081_i2c_resume NULL
+#endif
+
static const struct i2c_device_id wm9081_i2c_id[] = {
{ "wm9081", 0 },
{ }
@@ -1505,6 +1480,8 @@ static struct i2c_driver wm9081_i2c_driver = {
},
.probe = wm9081_i2c_probe,
.remove = __devexit_p(wm9081_i2c_remove),
+ .suspend = wm9081_i2c_suspend,
+ .resume = wm9081_i2c_resume,
.id_table = wm9081_i2c_id,
};