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Diffstat (limited to 'sound/soc/codecs/adau17x1.c')
-rw-r--r--sound/soc/codecs/adau17x1.c71
1 files changed, 64 insertions, 7 deletions
diff --git a/sound/soc/codecs/adau17x1.c b/sound/soc/codecs/adau17x1.c
index 3e16c1c..fa2e690 100644
--- a/sound/soc/codecs/adau17x1.c
+++ b/sound/soc/codecs/adau17x1.c
@@ -61,7 +61,8 @@ static const struct snd_kcontrol_new adau17x1_controls[] = {
static int adau17x1_pll_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct adau *adau = snd_soc_codec_get_drvdata(w->codec);
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct adau *adau = snd_soc_codec_get_drvdata(codec);
int ret;
if (SND_SOC_DAPM_EVENT_ON(event)) {
@@ -307,6 +308,7 @@ static int adau17x1_hw_params(struct snd_pcm_substream *substream,
struct adau *adau = snd_soc_codec_get_drvdata(codec);
unsigned int val, div, dsp_div;
unsigned int freq;
+ int ret;
if (adau->clk_src == ADAU17X1_CLK_SRC_PLL)
freq = adau->pll_freq;
@@ -356,6 +358,12 @@ static int adau17x1_hw_params(struct snd_pcm_substream *substream,
regmap_write(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, dsp_div);
}
+ if (adau->sigmadsp) {
+ ret = adau17x1_setup_firmware(adau, params_rate(params));
+ if (ret < 0)
+ return ret;
+ }
+
if (adau->dai_fmt != SND_SOC_DAIFMT_RIGHT_J)
return 0;
@@ -661,12 +669,24 @@ static int adau17x1_set_dai_tdm_slot(struct snd_soc_dai *dai,
return 0;
}
+static int adau17x1_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct adau *adau = snd_soc_codec_get_drvdata(dai->codec);
+
+ if (adau->sigmadsp)
+ return sigmadsp_restrict_params(adau->sigmadsp, substream);
+
+ return 0;
+}
+
const struct snd_soc_dai_ops adau17x1_dai_ops = {
.hw_params = adau17x1_hw_params,
.set_sysclk = adau17x1_set_dai_sysclk,
.set_fmt = adau17x1_set_dai_fmt,
.set_pll = adau17x1_set_dai_pll,
.set_tdm_slot = adau17x1_set_dai_tdm_slot,
+ .startup = adau17x1_startup,
};
EXPORT_SYMBOL_GPL(adau17x1_dai_ops);
@@ -687,8 +707,22 @@ int adau17x1_set_micbias_voltage(struct snd_soc_codec *codec,
}
EXPORT_SYMBOL_GPL(adau17x1_set_micbias_voltage);
+bool adau17x1_precious_register(struct device *dev, unsigned int reg)
+{
+ /* SigmaDSP parameter memory */
+ if (reg < 0x400)
+ return true;
+
+ return false;
+}
+EXPORT_SYMBOL_GPL(adau17x1_precious_register);
+
bool adau17x1_readable_register(struct device *dev, unsigned int reg)
{
+ /* SigmaDSP parameter memory */
+ if (reg < 0x400)
+ return true;
+
switch (reg) {
case ADAU17X1_CLOCK_CONTROL:
case ADAU17X1_PLL_CONTROL:
@@ -745,8 +779,7 @@ bool adau17x1_volatile_register(struct device *dev, unsigned int reg)
}
EXPORT_SYMBOL_GPL(adau17x1_volatile_register);
-int adau17x1_load_firmware(struct adau *adau, struct device *dev,
- const char *firmware)
+int adau17x1_setup_firmware(struct adau *adau, unsigned int rate)
{
int ret;
int dspsr;
@@ -758,7 +791,7 @@ int adau17x1_load_firmware(struct adau *adau, struct device *dev,
regmap_write(adau->regmap, ADAU17X1_DSP_ENABLE, 1);
regmap_write(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, 0xf);
- ret = process_sigma_firmware_regmap(dev, adau->regmap, firmware);
+ ret = sigmadsp_setup(adau->sigmadsp, rate);
if (ret) {
regmap_write(adau->regmap, ADAU17X1_DSP_ENABLE, 0);
return ret;
@@ -767,7 +800,7 @@ int adau17x1_load_firmware(struct adau *adau, struct device *dev,
return 0;
}
-EXPORT_SYMBOL_GPL(adau17x1_load_firmware);
+EXPORT_SYMBOL_GPL(adau17x1_setup_firmware);
int adau17x1_add_widgets(struct snd_soc_codec *codec)
{
@@ -787,8 +820,21 @@ int adau17x1_add_widgets(struct snd_soc_codec *codec)
ret = snd_soc_dapm_new_controls(&codec->dapm,
adau17x1_dsp_dapm_widgets,
ARRAY_SIZE(adau17x1_dsp_dapm_widgets));
+ if (ret)
+ return ret;
+
+ if (!adau->sigmadsp)
+ return 0;
+
+ ret = sigmadsp_attach(adau->sigmadsp, &codec->component);
+ if (ret) {
+ dev_err(codec->dev, "Failed to attach firmware: %d\n",
+ ret);
+ return ret;
+ }
}
- return ret;
+
+ return 0;
}
EXPORT_SYMBOL_GPL(adau17x1_add_widgets);
@@ -829,7 +875,8 @@ int adau17x1_resume(struct snd_soc_codec *codec)
EXPORT_SYMBOL_GPL(adau17x1_resume);
int adau17x1_probe(struct device *dev, struct regmap *regmap,
- enum adau17x1_type type, void (*switch_mode)(struct device *dev))
+ enum adau17x1_type type, void (*switch_mode)(struct device *dev),
+ const char *firmware_name)
{
struct adau *adau;
@@ -846,6 +893,16 @@ int adau17x1_probe(struct device *dev, struct regmap *regmap,
dev_set_drvdata(dev, adau);
+ if (firmware_name) {
+ adau->sigmadsp = devm_sigmadsp_init_regmap(dev, regmap, NULL,
+ firmware_name);
+ if (IS_ERR(adau->sigmadsp)) {
+ dev_warn(dev, "Could not find firmware file: %ld\n",
+ PTR_ERR(adau->sigmadsp));
+ adau->sigmadsp = NULL;
+ }
+ }
+
if (switch_mode)
switch_mode(dev);
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