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ASoC: WM8962: Create default platform data structure 

Embed a copy of struct wm8962_pdata in stuct wm8962_priv
so that there's no need to check validity of pdata any more.

Signed-off-by: Nicolin Chen <b42378@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Nicolin Chen 2013-06-06 19:38:45 +08:00 коммит произвёл Mark Brown
Родитель d683b96b07
Коммит e75a52c672
1 изменённых файлов: 35 добавлений и 31 удалений
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66
sound/soc/codecs/wm8962.c
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@ -51,6 +51,7 @@ static const char *wm8962_supply_names[WM8962_NUM_SUPPLIES] = {
/* codec private data */
struct wm8962_priv {
struct wm8962_pdata pdata;
struct regmap *regmap;
struct snd_soc_codec *codec;
@ -2345,12 +2346,13 @@ static const struct snd_soc_dapm_route wm8962_spk_stereo_intercon[] = {
static int wm8962_add_widgets(struct snd_soc_codec *codec)
{
struct wm8962_pdata *pdata = dev_get_platdata(codec->dev);
struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
struct wm8962_pdata *pdata = &wm8962->pdata;
struct snd_soc_dapm_context *dapm = &codec->dapm;
snd_soc_add_codec_controls(codec, wm8962_snd_controls,
ARRAY_SIZE(wm8962_snd_controls));
if (pdata && pdata->spk_mono)
if (pdata->spk_mono)
snd_soc_add_codec_controls(codec, wm8962_spk_mono_controls,
ARRAY_SIZE(wm8962_spk_mono_controls));
else
@ -2360,7 +2362,7 @@ static int wm8962_add_widgets(struct snd_soc_codec *codec)
snd_soc_dapm_new_controls(dapm, wm8962_dapm_widgets,
ARRAY_SIZE(wm8962_dapm_widgets));
if (pdata && pdata->spk_mono)
if (pdata->spk_mono)
snd_soc_dapm_new_controls(dapm, wm8962_dapm_spk_mono_widgets,
ARRAY_SIZE(wm8962_dapm_spk_mono_widgets));
else
@ -2369,7 +2371,7 @@ static int wm8962_add_widgets(struct snd_soc_codec *codec)
snd_soc_dapm_add_routes(dapm, wm8962_intercon,
ARRAY_SIZE(wm8962_intercon));
if (pdata && pdata->spk_mono)
if (pdata->spk_mono)
snd_soc_dapm_add_routes(dapm, wm8962_spk_mono_intercon,
ARRAY_SIZE(wm8962_spk_mono_intercon));
else
@ -3333,14 +3335,14 @@ static struct gpio_chip wm8962_template_chip = {
static void wm8962_init_gpio(struct snd_soc_codec *codec)
{
struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
struct wm8962_pdata *pdata = dev_get_platdata(codec->dev);
struct wm8962_pdata *pdata = &wm8962->pdata;
int ret;
wm8962->gpio_chip = wm8962_template_chip;
wm8962->gpio_chip.ngpio = WM8962_MAX_GPIO;
wm8962->gpio_chip.dev = codec->dev;
if (pdata && pdata->gpio_base)
if (pdata->gpio_base)
wm8962->gpio_chip.base = pdata->gpio_base;
else
wm8962->gpio_chip.base = -1;
@ -3373,7 +3375,7 @@ static int wm8962_probe(struct snd_soc_codec *codec)
{
int ret;
struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
struct wm8962_pdata *pdata = dev_get_platdata(codec->dev);
struct wm8962_pdata *pdata = &wm8962->pdata;
u16 *reg_cache = codec->reg_cache;
int i, trigger, irq_pol;
bool dmicclk, dmicdat;
@ -3421,30 +3423,28 @@ static int wm8962_probe(struct snd_soc_codec *codec)
WM8962_OSC_ENA | WM8962_PLL2_ENA | WM8962_PLL3_ENA,
0);
if (pdata) {
/* Apply static configuration for GPIOs */
for (i = 0; i < ARRAY_SIZE(pdata->gpio_init); i++)
if (pdata->gpio_init[i]) {
wm8962_set_gpio_mode(codec, i + 1);
snd_soc_write(codec, 0x200 + i,
pdata->gpio_init[i] & 0xffff);
}
/* Apply static configuration for GPIOs */
for (i = 0; i < ARRAY_SIZE(pdata->gpio_init); i++)
if (pdata->gpio_init[i]) {
wm8962_set_gpio_mode(codec, i + 1);
snd_soc_write(codec, 0x200 + i,
pdata->gpio_init[i] & 0xffff);
}
/* Put the speakers into mono mode? */
if (pdata->spk_mono)
reg_cache[WM8962_CLASS_D_CONTROL_2]
|= WM8962_SPK_MONO;
/* Put the speakers into mono mode? */
if (pdata->spk_mono)
reg_cache[WM8962_CLASS_D_CONTROL_2]
|= WM8962_SPK_MONO;
/* Micbias setup, detection enable and detection
* threasholds. */
if (pdata->mic_cfg)
snd_soc_update_bits(codec, WM8962_ADDITIONAL_CONTROL_4,
WM8962_MICDET_ENA |
WM8962_MICDET_THR_MASK |
WM8962_MICSHORT_THR_MASK |
WM8962_MICBIAS_LVL,
pdata->mic_cfg);
}
/* Micbias setup, detection enable and detection
* threasholds. */
if (pdata->mic_cfg)
snd_soc_update_bits(codec, WM8962_ADDITIONAL_CONTROL_4,
WM8962_MICDET_ENA |
WM8962_MICDET_THR_MASK |
WM8962_MICSHORT_THR_MASK |
WM8962_MICBIAS_LVL,
pdata->mic_cfg);
/* Latch volume update bits */
snd_soc_update_bits(codec, WM8962_LEFT_INPUT_VOLUME,
@ -3506,7 +3506,7 @@ static int wm8962_probe(struct snd_soc_codec *codec)
wm8962_init_gpio(codec);
if (wm8962->irq) {
if (pdata && pdata->irq_active_low) {
if (pdata->irq_active_low) {
trigger = IRQF_TRIGGER_LOW;
irq_pol = WM8962_IRQ_POL;
} else {
@ -3603,6 +3603,10 @@ static int wm8962_i2c_probe(struct i2c_client *i2c,
init_completion(&wm8962->fll_lock);
wm8962->irq = i2c->irq;
/* If platform data was supplied, update the default data in priv */
if (pdata)
memcpy(&wm8962->pdata, pdata, sizeof(struct wm8962_pdata));
for (i = 0; i < ARRAY_SIZE(wm8962->supplies); i++)
wm8962->supplies[i].supply = wm8962_supply_names[i];
@ -3666,7 +3670,7 @@ static int wm8962_i2c_probe(struct i2c_client *i2c,
goto err_enable;
}
if (pdata && pdata->in4_dc_measure) {
if (wm8962->pdata.in4_dc_measure) {
ret = regmap_register_patch(wm8962->regmap,
wm8962_dc_measure,
ARRAY_SIZE(wm8962_dc_measure));