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Diffstat (limited to 'sound/soc/codecs/wm8978.c')
-rw-r--r--sound/soc/codecs/wm8978.c185
1 files changed, 89 insertions, 96 deletions
diff --git a/sound/soc/codecs/wm8978.c b/sound/soc/codecs/wm8978.c
index cf761e2d7546..bae4fe89dbf1 100644
--- a/sound/soc/codecs/wm8978.c
+++ b/sound/soc/codecs/wm8978.c
@@ -408,7 +408,7 @@ struct wm8978_pll_div {
#define FIXED_PLL_SIZE (1 << 24)
-static void pll_factors(struct snd_soc_codec *codec,
+static void pll_factors(struct snd_soc_component *component,
struct wm8978_pll_div *pll_div, unsigned int target, unsigned int source)
{
u64 k_part;
@@ -424,7 +424,7 @@ static void pll_factors(struct snd_soc_codec *codec,
}
if (n_div < 6 || n_div > 12)
- dev_warn(codec->dev,
+ dev_warn(component->dev,
"WM8978 N value exceeds recommended range! N = %u\n",
n_div);
@@ -471,9 +471,9 @@ static int wm8978_enum_mclk(unsigned int f_out, unsigned int f_mclk,
* Calculate internal frequencies and dividers, according to Figure 40
* "PLL and Clock Select Circuit" in WM8978 datasheet Rev. 2.6
*/
-static int wm8978_configure_pll(struct snd_soc_codec *codec)
+static int wm8978_configure_pll(struct snd_soc_component *component)
{
- struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
+ struct wm8978_priv *wm8978 = snd_soc_component_get_drvdata(component);
struct wm8978_pll_div pll_div;
unsigned int f_opclk = wm8978->f_opclk, f_mclk = wm8978->f_mclk,
f_256fs = wm8978->f_256fs;
@@ -505,9 +505,9 @@ static int wm8978_configure_pll(struct snd_soc_codec *codec)
else
opclk_div = 1;
- dev_dbg(codec->dev, "%s: OPCLKDIV=%d\n", __func__, opclk_div);
+ dev_dbg(component->dev, "%s: OPCLKDIV=%d\n", __func__, opclk_div);
- snd_soc_update_bits(codec, WM8978_GPIO_CONTROL, 0x30,
+ snd_soc_component_update_bits(component, WM8978_GPIO_CONTROL, 0x30,
(opclk_div - 1) << 4);
wm8978->f_pllout = f_opclk * opclk_div;
@@ -533,28 +533,28 @@ static int wm8978_configure_pll(struct snd_soc_codec *codec)
f2 = wm8978->f_pllout * 4;
- dev_dbg(codec->dev, "%s: f_MCLK=%uHz, f_PLLOUT=%uHz\n", __func__,
+ dev_dbg(component->dev, "%s: f_MCLK=%uHz, f_PLLOUT=%uHz\n", __func__,
wm8978->f_mclk, wm8978->f_pllout);
- pll_factors(codec, &pll_div, f2, wm8978->f_mclk);
+ pll_factors(component, &pll_div, f2, wm8978->f_mclk);
- dev_dbg(codec->dev, "%s: calculated PLL N=0x%x, K=0x%x, div2=%d\n",
+ dev_dbg(component->dev, "%s: calculated PLL N=0x%x, K=0x%x, div2=%d\n",
__func__, pll_div.n, pll_div.k, pll_div.div2);
/* Turn PLL off for configuration... */
- snd_soc_update_bits(codec, WM8978_POWER_MANAGEMENT_1, 0x20, 0);
+ snd_soc_component_update_bits(component, WM8978_POWER_MANAGEMENT_1, 0x20, 0);
- snd_soc_write(codec, WM8978_PLL_N, (pll_div.div2 << 4) | pll_div.n);
- snd_soc_write(codec, WM8978_PLL_K1, pll_div.k >> 18);
- snd_soc_write(codec, WM8978_PLL_K2, (pll_div.k >> 9) & 0x1ff);
- snd_soc_write(codec, WM8978_PLL_K3, pll_div.k & 0x1ff);
+ snd_soc_component_write(component, WM8978_PLL_N, (pll_div.div2 << 4) | pll_div.n);
+ snd_soc_component_write(component, WM8978_PLL_K1, pll_div.k >> 18);
+ snd_soc_component_write(component, WM8978_PLL_K2, (pll_div.k >> 9) & 0x1ff);
+ snd_soc_component_write(component, WM8978_PLL_K3, pll_div.k & 0x1ff);
/* ...and on again */
- snd_soc_update_bits(codec, WM8978_POWER_MANAGEMENT_1, 0x20, 0x20);
+ snd_soc_component_update_bits(component, WM8978_POWER_MANAGEMENT_1, 0x20, 0x20);
if (f_opclk)
/* Output PLL (OPCLK) to GPIO1 */
- snd_soc_update_bits(codec, WM8978_GPIO_CONTROL, 7, 4);
+ snd_soc_component_update_bits(component, WM8978_GPIO_CONTROL, 7, 4);
return 0;
}
@@ -565,8 +565,8 @@ static int wm8978_configure_pll(struct snd_soc_codec *codec)
static int wm8978_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
int div_id, int div)
{
- struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = codec_dai->component;
+ struct wm8978_priv *wm8978 = snd_soc_component_get_drvdata(component);
int ret = 0;
switch (div_id) {
@@ -588,18 +588,18 @@ static int wm8978_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
* find an exact MCLK divider configuration - it will
* be equal to or double the OPCLK divisor.
*/
- ret = wm8978_configure_pll(codec);
+ ret = wm8978_configure_pll(component);
break;
case WM8978_BCLKDIV:
if (div & ~0x1c)
return -EINVAL;
- snd_soc_update_bits(codec, WM8978_CLOCKING, 0x1c, div);
+ snd_soc_component_update_bits(component, WM8978_CLOCKING, 0x1c, div);
break;
default:
return -EINVAL;
}
- dev_dbg(codec->dev, "%s: ID %d, value %u\n", __func__, div_id, div);
+ dev_dbg(component->dev, "%s: ID %d, value %u\n", __func__, div_id, div);
return ret;
}
@@ -610,18 +610,18 @@ static int wm8978_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
static int wm8978_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id,
unsigned int freq, int dir)
{
- struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = codec_dai->component;
+ struct wm8978_priv *wm8978 = snd_soc_component_get_drvdata(component);
int ret = 0;
- dev_dbg(codec->dev, "%s: ID %d, freq %u\n", __func__, clk_id, freq);
+ dev_dbg(component->dev, "%s: ID %d, freq %u\n", __func__, clk_id, freq);
if (freq) {
wm8978->f_mclk = freq;
/* Even if MCLK is used for system clock, might have to drive OPCLK */
if (wm8978->f_opclk)
- ret = wm8978_configure_pll(codec);
+ ret = wm8978_configure_pll(component);
/* Our sysclk is fixed to 256 * fs, will configure in .hw_params() */
@@ -631,13 +631,13 @@ static int wm8978_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id,
if (wm8978->sysclk == WM8978_PLL && (!freq || clk_id == WM8978_MCLK)) {
/* Clock CODEC directly from MCLK */
- snd_soc_update_bits(codec, WM8978_CLOCKING, 0x100, 0);
+ snd_soc_component_update_bits(component, WM8978_CLOCKING, 0x100, 0);
/* GPIO1 into default mode as input - before configuring PLL */
- snd_soc_update_bits(codec, WM8978_GPIO_CONTROL, 7, 0);
+ snd_soc_component_update_bits(component, WM8978_GPIO_CONTROL, 7, 0);
/* Turn off PLL */
- snd_soc_update_bits(codec, WM8978_POWER_MANAGEMENT_1, 0x20, 0);
+ snd_soc_component_update_bits(component, WM8978_POWER_MANAGEMENT_1, 0x20, 0);
wm8978->sysclk = WM8978_MCLK;
wm8978->f_pllout = 0;
wm8978->f_opclk = 0;
@@ -651,15 +651,15 @@ static int wm8978_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id,
*/
static int wm8978_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
- struct snd_soc_codec *codec = codec_dai->codec;
+ struct snd_soc_component *component = codec_dai->component;
/*
* BCLK polarity mask = 0x100, LRC clock polarity mask = 0x80,
* Data Format mask = 0x18: all will be calculated anew
*/
- u16 iface = snd_soc_read(codec, WM8978_AUDIO_INTERFACE) & ~0x198;
- u16 clk = snd_soc_read(codec, WM8978_CLOCKING);
+ u16 iface = snd_soc_component_read32(component, WM8978_AUDIO_INTERFACE) & ~0x198;
+ u16 clk = snd_soc_component_read32(component, WM8978_CLOCKING);
- dev_dbg(codec->dev, "%s\n", __func__);
+ dev_dbg(component->dev, "%s\n", __func__);
/* set master/slave audio interface */
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
@@ -707,8 +707,8 @@ static int wm8978_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
return -EINVAL;
}
- snd_soc_write(codec, WM8978_AUDIO_INTERFACE, iface);
- snd_soc_write(codec, WM8978_CLOCKING, clk);
+ snd_soc_component_write(component, WM8978_AUDIO_INTERFACE, iface);
+ snd_soc_component_write(component, WM8978_CLOCKING, clk);
return 0;
}
@@ -720,13 +720,13 @@ static int wm8978_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
- struct snd_soc_codec *codec = dai->codec;
- struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = dai->component;
+ struct wm8978_priv *wm8978 = snd_soc_component_get_drvdata(component);
/* Word length mask = 0x60 */
- u16 iface_ctl = snd_soc_read(codec, WM8978_AUDIO_INTERFACE) & ~0x60;
+ u16 iface_ctl = snd_soc_component_read32(component, WM8978_AUDIO_INTERFACE) & ~0x60;
/* Sampling rate mask = 0xe (for filters) */
- u16 add_ctl = snd_soc_read(codec, WM8978_ADDITIONAL_CONTROL) & ~0xe;
- u16 clking = snd_soc_read(codec, WM8978_CLOCKING);
+ u16 add_ctl = snd_soc_component_read32(component, WM8978_ADDITIONAL_CONTROL) & ~0xe;
+ u16 clking = snd_soc_component_read32(component, WM8978_CLOCKING);
enum wm8978_sysclk_src current_clk_id = clking & 0x100 ?
WM8978_PLL : WM8978_MCLK;
unsigned int f_sel, diff, diff_best = INT_MAX;
@@ -781,7 +781,7 @@ static int wm8978_hw_params(struct snd_pcm_substream *substream,
} else {
if (!wm8978->f_opclk) {
/* We only enter here, if OPCLK is not used */
- int ret = wm8978_configure_pll(codec);
+ int ret = wm8978_configure_pll(component);
if (ret < 0)
return ret;
}
@@ -812,28 +812,28 @@ static int wm8978_hw_params(struct snd_pcm_substream *substream,
}
if (diff)
- dev_warn(codec->dev, "Imprecise sampling rate: %uHz%s\n",
+ dev_warn(component->dev, "Imprecise sampling rate: %uHz%s\n",
f_sel * mclk_denominator[best] / mclk_numerator[best] / 256,
wm8978->sysclk == WM8978_MCLK ?
", consider using PLL" : "");
- dev_dbg(codec->dev, "%s: width %d, rate %u, MCLK divisor #%d\n", __func__,
+ dev_dbg(component->dev, "%s: width %d, rate %u, MCLK divisor #%d\n", __func__,
params_width(params), params_rate(params), best);
/* MCLK divisor mask = 0xe0 */
- snd_soc_update_bits(codec, WM8978_CLOCKING, 0xe0, best << 5);
+ snd_soc_component_update_bits(component, WM8978_CLOCKING, 0xe0, best << 5);
- snd_soc_write(codec, WM8978_AUDIO_INTERFACE, iface_ctl);
- snd_soc_write(codec, WM8978_ADDITIONAL_CONTROL, add_ctl);
+ snd_soc_component_write(component, WM8978_AUDIO_INTERFACE, iface_ctl);
+ snd_soc_component_write(component, WM8978_ADDITIONAL_CONTROL, add_ctl);
if (wm8978->sysclk != current_clk_id) {
if (wm8978->sysclk == WM8978_PLL)
/* Run CODEC from PLL instead of MCLK */
- snd_soc_update_bits(codec, WM8978_CLOCKING,
+ snd_soc_component_update_bits(component, WM8978_CLOCKING,
0x100, 0x100);
else
/* Clock CODEC directly from MCLK */
- snd_soc_update_bits(codec, WM8978_CLOCKING, 0x100, 0);
+ snd_soc_component_update_bits(component, WM8978_CLOCKING, 0x100, 0);
}
return 0;
@@ -841,52 +841,52 @@ static int wm8978_hw_params(struct snd_pcm_substream *substream,
static int wm8978_mute(struct snd_soc_dai *dai, int mute)
{
- struct snd_soc_codec *codec = dai->codec;
+ struct snd_soc_component *component = dai->component;
- dev_dbg(codec->dev, "%s: %d\n", __func__, mute);
+ dev_dbg(component->dev, "%s: %d\n", __func__, mute);
if (mute)
- snd_soc_update_bits(codec, WM8978_DAC_CONTROL, 0x40, 0x40);
+ snd_soc_component_update_bits(component, WM8978_DAC_CONTROL, 0x40, 0x40);
else
- snd_soc_update_bits(codec, WM8978_DAC_CONTROL, 0x40, 0);
+ snd_soc_component_update_bits(component, WM8978_DAC_CONTROL, 0x40, 0);
return 0;
}
-static int wm8978_set_bias_level(struct snd_soc_codec *codec,
+static int wm8978_set_bias_level(struct snd_soc_component *component,
enum snd_soc_bias_level level)
{
- u16 power1 = snd_soc_read(codec, WM8978_POWER_MANAGEMENT_1) & ~3;
+ u16 power1 = snd_soc_component_read32(component, WM8978_POWER_MANAGEMENT_1) & ~3;
switch (level) {
case SND_SOC_BIAS_ON:
case SND_SOC_BIAS_PREPARE:
power1 |= 1; /* VMID 75k */
- snd_soc_write(codec, WM8978_POWER_MANAGEMENT_1, power1);
+ snd_soc_component_write(component, WM8978_POWER_MANAGEMENT_1, power1);
break;
case SND_SOC_BIAS_STANDBY:
/* bit 3: enable bias, bit 2: enable I/O tie off buffer */
power1 |= 0xc;
- if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
+ if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
/* Initial cap charge at VMID 5k */
- snd_soc_write(codec, WM8978_POWER_MANAGEMENT_1,
+ snd_soc_component_write(component, WM8978_POWER_MANAGEMENT_1,
power1 | 0x3);
mdelay(100);
}
power1 |= 0x2; /* VMID 500k */
- snd_soc_write(codec, WM8978_POWER_MANAGEMENT_1, power1);
+ snd_soc_component_write(component, WM8978_POWER_MANAGEMENT_1, power1);
break;
case SND_SOC_BIAS_OFF:
/* Preserve PLL - OPCLK may be used by someone */
- snd_soc_update_bits(codec, WM8978_POWER_MANAGEMENT_1, ~0x20, 0);
- snd_soc_write(codec, WM8978_POWER_MANAGEMENT_2, 0);
- snd_soc_write(codec, WM8978_POWER_MANAGEMENT_3, 0);
+ snd_soc_component_update_bits(component, WM8978_POWER_MANAGEMENT_1, ~0x20, 0);
+ snd_soc_component_write(component, WM8978_POWER_MANAGEMENT_2, 0);
+ snd_soc_component_write(component, WM8978_POWER_MANAGEMENT_3, 0);
break;
}
- dev_dbg(codec->dev, "%s: %d, %x\n", __func__, level, power1);
+ dev_dbg(component->dev, "%s: %d, %x\n", __func__, level, power1);
return 0;
}
@@ -923,31 +923,31 @@ static struct snd_soc_dai_driver wm8978_dai = {
.symmetric_rates = 1,
};
-static int wm8978_suspend(struct snd_soc_codec *codec)
+static int wm8978_suspend(struct snd_soc_component *component)
{
- struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
+ struct wm8978_priv *wm8978 = snd_soc_component_get_drvdata(component);
- snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_OFF);
+ snd_soc_component_force_bias_level(component, SND_SOC_BIAS_OFF);
/* Also switch PLL off */
- snd_soc_write(codec, WM8978_POWER_MANAGEMENT_1, 0);
+ snd_soc_component_write(component, WM8978_POWER_MANAGEMENT_1, 0);
regcache_mark_dirty(wm8978->regmap);
return 0;
}
-static int wm8978_resume(struct snd_soc_codec *codec)
+static int wm8978_resume(struct snd_soc_component *component)
{
- struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
+ struct wm8978_priv *wm8978 = snd_soc_component_get_drvdata(component);
/* Sync reg_cache with the hardware */
regcache_sync(wm8978->regmap);
- snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY);
+ snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY);
if (wm8978->f_pllout)
/* Switch PLL on */
- snd_soc_update_bits(codec, WM8978_POWER_MANAGEMENT_1, 0x20, 0x20);
+ snd_soc_component_update_bits(component, WM8978_POWER_MANAGEMENT_1, 0x20, 0x20);
return 0;
}
@@ -971,9 +971,9 @@ static const int update_reg[] = {
WM8978_ROUT2_SPK_CONTROL,
};
-static int wm8978_probe(struct snd_soc_codec *codec)
+static int wm8978_probe(struct snd_soc_component *component)
{
- struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
+ struct wm8978_priv *wm8978 = snd_soc_component_get_drvdata(component);
int i;
/*
@@ -988,25 +988,26 @@ static int wm8978_probe(struct snd_soc_codec *codec)
* written.
*/
for (i = 0; i < ARRAY_SIZE(update_reg); i++)
- snd_soc_update_bits(codec, update_reg[i], 0x100, 0x100);
+ snd_soc_component_update_bits(component, update_reg[i], 0x100, 0x100);
return 0;
}
-static const struct snd_soc_codec_driver soc_codec_dev_wm8978 = {
- .probe = wm8978_probe,
- .suspend = wm8978_suspend,
- .resume = wm8978_resume,
- .set_bias_level = wm8978_set_bias_level,
-
- .component_driver = {
- .controls = wm8978_snd_controls,
- .num_controls = ARRAY_SIZE(wm8978_snd_controls),
- .dapm_widgets = wm8978_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(wm8978_dapm_widgets),
- .dapm_routes = wm8978_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(wm8978_dapm_routes),
- },
+static const struct snd_soc_component_driver soc_component_dev_wm8978 = {
+ .probe = wm8978_probe,
+ .suspend = wm8978_suspend,
+ .resume = wm8978_resume,
+ .set_bias_level = wm8978_set_bias_level,
+ .controls = wm8978_snd_controls,
+ .num_controls = ARRAY_SIZE(wm8978_snd_controls),
+ .dapm_widgets = wm8978_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(wm8978_dapm_widgets),
+ .dapm_routes = wm8978_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(wm8978_dapm_routes),
+ .idle_bias_on = 1,
+ .use_pmdown_time = 1,
+ .endianness = 1,
+ .non_legacy_dai_naming = 1,
};
static const struct regmap_config wm8978_regmap_config = {
@@ -1048,8 +1049,8 @@ static int wm8978_i2c_probe(struct i2c_client *i2c,
return ret;
}
- ret = snd_soc_register_codec(&i2c->dev,
- &soc_codec_dev_wm8978, &wm8978_dai, 1);
+ ret = devm_snd_soc_register_component(&i2c->dev,
+ &soc_component_dev_wm8978, &wm8978_dai, 1);
if (ret != 0) {
dev_err(&i2c->dev, "Failed to register CODEC: %d\n", ret);
return ret;
@@ -1058,13 +1059,6 @@ static int wm8978_i2c_probe(struct i2c_client *i2c,
return 0;
}
-static int wm8978_i2c_remove(struct i2c_client *client)
-{
- snd_soc_unregister_codec(&client->dev);
-
- return 0;
-}
-
static const struct i2c_device_id wm8978_i2c_id[] = {
{ "wm8978", 0 },
{ }
@@ -1083,7 +1077,6 @@ static struct i2c_driver wm8978_i2c_driver = {
.of_match_table = wm8978_of_match,
},
.probe = wm8978_i2c_probe,
- .remove = wm8978_i2c_remove,
.id_table = wm8978_i2c_id,
};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 07:08:30 +0100