* [PATCH 2/3] ASoC: ab8500: Use ASoC I/O functions
2013-09-20 9:39 [PATCH 1/3] ASoC: ab8500: Downgrade noisy log message Mark Brown
@ 2013-09-20 9:39 ` Mark Brown
2013-09-20 9:39 ` [PATCH 3/3] ASoC: ab8500: Convert register I/O to regmap Mark Brown
2013-09-20 12:09 ` [PATCH 1/3] ASoC: ab8500: Downgrade noisy log message Lee Jones
2 siblings, 0 replies; 4+ messages in thread
From: Mark Brown @ 2013-09-20 9:39 UTC (permalink / raw)
To: Lee Jones, Liam Girdwood; +Cc: alsa-devel, linaro-kernel, Mark Brown
From: Mark Brown <broonie@linaro.org>
In preparation for moving away from implementing the ASoC level register
I/O functionality change direct calls to the ab8500 implementation of that
to use snd_soc_write()
Signed-off-by: Mark Brown <broonie@linaro.org>
---
sound/soc/codecs/ab8500-codec.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/sound/soc/codecs/ab8500-codec.c b/sound/soc/codecs/ab8500-codec.c
index 2726e5a..7990217 100644
--- a/sound/soc/codecs/ab8500-codec.c
+++ b/sound/soc/codecs/ab8500-codec.c
@@ -2532,12 +2532,10 @@ static int ab8500_codec_probe(struct snd_soc_codec *codec)
}
/* Override HW-defaults */
- ab8500_codec_write_reg(codec,
- AB8500_ANACONF5,
- BIT(AB8500_ANACONF5_HSAUTOEN));
- ab8500_codec_write_reg(codec,
- AB8500_SHORTCIRCONF,
- BIT(AB8500_SHORTCIRCONF_HSZCDDIS));
+ snd_soc_write(codec, AB8500_ANACONF5,
+ BIT(AB8500_ANACONF5_HSAUTOEN));
+ snd_soc_write(codec, AB8500_SHORTCIRCONF,
+ BIT(AB8500_SHORTCIRCONF_HSZCDDIS));
/* Add filter controls */
status = snd_soc_add_codec_controls(codec, ab8500_filter_controls,
--
1.8.4.rc3
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH 3/3] ASoC: ab8500: Convert register I/O to regmap
2013-09-20 9:39 [PATCH 1/3] ASoC: ab8500: Downgrade noisy log message Mark Brown
2013-09-20 9:39 ` [PATCH 2/3] ASoC: ab8500: Use ASoC I/O functions Mark Brown
@ 2013-09-20 9:39 ` Mark Brown
2013-09-20 12:09 ` [PATCH 1/3] ASoC: ab8500: Downgrade noisy log message Lee Jones
2 siblings, 0 replies; 4+ messages in thread
From: Mark Brown @ 2013-09-20 9:39 UTC (permalink / raw)
To: Lee Jones, Liam Girdwood; +Cc: alsa-devel, linaro-kernel, Mark Brown
From: Mark Brown <broonie@linaro.org>
As part of a general push to eliminate the duplicated register I/O support
in ASoC convert ab8500 to use regmap.
Signed-off-by: Mark Brown <broonie@linaro.org>
---
sound/soc/codecs/ab8500-codec.c | 64 +++++++++++++++++++----------------------
1 file changed, 30 insertions(+), 34 deletions(-)
diff --git a/sound/soc/codecs/ab8500-codec.c b/sound/soc/codecs/ab8500-codec.c
index 7990217..ca500fd 100644
--- a/sound/soc/codecs/ab8500-codec.c
+++ b/sound/soc/codecs/ab8500-codec.c
@@ -126,6 +126,8 @@ struct ab8500_codec_drvdata_dbg {
/* Private data for AB8500 device-driver */
struct ab8500_codec_drvdata {
+ struct regmap *regmap;
+
/* Sidetone */
long *sid_fir_values;
enum sid_state sid_status;
@@ -166,49 +168,35 @@ static inline const char *amic_type_str(enum amic_type type)
*/
/* Read a register from the audio-bank of AB8500 */
-static unsigned int ab8500_codec_read_reg(struct snd_soc_codec *codec,
- unsigned int reg)
+static int ab8500_codec_read_reg(void *context, unsigned int reg,
+ unsigned int *value)
{
+ struct device *dev = context;
int status;
- unsigned int value = 0;
u8 value8;
- status = abx500_get_register_interruptible(codec->dev, AB8500_AUDIO,
- reg, &value8);
- if (status < 0) {
- dev_err(codec->dev,
- "%s: ERROR: Register (0x%02x:0x%02x) read failed (%d).\n",
- __func__, (u8)AB8500_AUDIO, (u8)reg, status);
- } else {
- dev_dbg(codec->dev,
- "%s: Read 0x%02x from register 0x%02x:0x%02x\n",
- __func__, value8, (u8)AB8500_AUDIO, (u8)reg);
- value = (unsigned int)value8;
- }
+ status = abx500_get_register_interruptible(dev, AB8500_AUDIO,
+ reg, &value8);
+ *value = (unsigned int)value8;
- return value;
+ return status;
}
/* Write to a register in the audio-bank of AB8500 */
-static int ab8500_codec_write_reg(struct snd_soc_codec *codec,
- unsigned int reg, unsigned int value)
+static int ab8500_codec_write_reg(void *context, unsigned int reg,
+ unsigned int value)
{
- int status;
+ struct device *dev = context;
- status = abx500_set_register_interruptible(codec->dev, AB8500_AUDIO,
- reg, value);
- if (status < 0)
- dev_err(codec->dev,
- "%s: ERROR: Register (%02x:%02x) write failed (%d).\n",
- __func__, (u8)AB8500_AUDIO, (u8)reg, status);
- else
- dev_dbg(codec->dev,
- "%s: Wrote 0x%02x into register %02x:%02x\n",
- __func__, (u8)value, (u8)AB8500_AUDIO, (u8)reg);
-
- return status;
+ return abx500_set_register_interruptible(dev, AB8500_AUDIO,
+ reg, value);
}
+static const struct regmap_config ab8500_codec_regmap = {
+ .reg_read = ab8500_codec_read_reg,
+ .reg_write = ab8500_codec_write_reg,
+};
+
/*
* Controls - DAPM
*/
@@ -2488,6 +2476,8 @@ static int ab8500_codec_probe(struct snd_soc_codec *codec)
/* Setup AB8500 according to board-settings */
pdata = dev_get_platdata(dev->parent);
+ codec->control_data = drvdata->regmap;
+
if (np) {
if (!pdata)
pdata = devm_kzalloc(dev,
@@ -2565,9 +2555,6 @@ static int ab8500_codec_probe(struct snd_soc_codec *codec)
static struct snd_soc_codec_driver ab8500_codec_driver = {
.probe = ab8500_codec_probe,
- .read = ab8500_codec_read_reg,
- .write = ab8500_codec_write_reg,
- .reg_word_size = sizeof(u8),
.controls = ab8500_ctrls,
.num_controls = ARRAY_SIZE(ab8500_ctrls),
.dapm_widgets = ab8500_dapm_widgets,
@@ -2590,6 +2577,15 @@ static int ab8500_codec_driver_probe(struct platform_device *pdev)
drvdata->anc_status = ANC_UNCONFIGURED;
dev_set_drvdata(&pdev->dev, drvdata);
+ drvdata->regmap = devm_regmap_init(&pdev->dev, NULL, &pdev->dev,
+ &ab8500_codec_regmap);
+ if (IS_ERR(drvdata->regmap)) {
+ status = PTR_ERR(drvdata->regmap);
+ dev_err(&pdev->dev, "%s: Failed to allocate regmap: %d\n",
+ __func__, status);
+ return status;
+ }
+
dev_dbg(&pdev->dev, "%s: Register codec.\n", __func__);
status = snd_soc_register_codec(&pdev->dev, &ab8500_codec_driver,
ab8500_codec_dai,
--
1.8.4.rc3
^ permalink raw reply related [flat|nested] 4+ messages in thread