[alsa-devel] [PATCH 1/4] ASoC: wm8991: Convert to table based control and widget init
From: Mark Brown broonie@linaro.org
Signed-off-by: Mark Brown broonie@linaro.org --- sound/soc/codecs/wm8991.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/sound/soc/codecs/wm8991.c b/sound/soc/codecs/wm8991.c index 5078fc8e10f7..86aa33fd11de 100644 --- a/sound/soc/codecs/wm8991.c +++ b/sound/soc/codecs/wm8991.c @@ -764,7 +764,7 @@ static const struct snd_soc_dapm_widget wm8991_dapm_widgets[] = { SND_SOC_DAPM_OUTPUT("Internal DAC Sink"), };
-static const struct snd_soc_dapm_route audio_map[] = { +static const struct snd_soc_dapm_route wm8991_dapm_routes[] = { /* Make DACs turn on when playing even if not mixed into any outputs */ {"Internal DAC Sink", NULL, "Left DAC"}, {"Internal DAC Sink", NULL, "Right DAC"}, @@ -1278,13 +1278,6 @@ static int wm8991_probe(struct snd_soc_codec *codec) snd_soc_write(codec, WM8991_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8)); snd_soc_write(codec, WM8991_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8));
- snd_soc_add_codec_controls(codec, wm8991_snd_controls, - ARRAY_SIZE(wm8991_snd_controls)); - - snd_soc_dapm_new_controls(&codec->dapm, wm8991_dapm_widgets, - ARRAY_SIZE(wm8991_dapm_widgets)); - snd_soc_dapm_add_routes(&codec->dapm, audio_map, - ARRAY_SIZE(audio_map)); return 0; }
@@ -1333,6 +1326,12 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8991 = { .suspend = wm8991_suspend, .resume = wm8991_resume, .set_bias_level = wm8991_set_bias_level, + .controls = wm8991_snd_controls, + .num_controls = ARRAY_SIZE(wm8991_snd_controls), + .dapm_widgets = wm8991_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(wm8991_dapm_widgets), + .dapm_routes = wm8991_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(wm8991_dapm_routes), .reg_cache_size = WM8991_MAX_REGISTER + 1, .reg_word_size = sizeof(u16), .reg_cache_default = wm8991_reg_defs
From: Mark Brown broonie@linaro.org
Signed-off-by: Mark Brown broonie@linaro.org --- sound/soc/codecs/wm8991.c | 166 ++++++++++++++++++++++++++-------------------- 1 file changed, 94 insertions(+), 72 deletions(-)
diff --git a/sound/soc/codecs/wm8991.c b/sound/soc/codecs/wm8991.c index 86aa33fd11de..7006f9732af6 100644 --- a/sound/soc/codecs/wm8991.c +++ b/sound/soc/codecs/wm8991.c @@ -18,6 +18,7 @@ #include <linux/delay.h> #include <linux/pm.h> #include <linux/i2c.h> +#include <linux/regmap.h> #include <linux/slab.h> #include <sound/core.h> #include <sound/pcm.h> @@ -31,76 +32,85 @@ #include "wm8991.h"
struct wm8991_priv { - enum snd_soc_control_type control_type; + struct regmap *regmap; unsigned int pcmclk; };
-static const u16 wm8991_reg_defs[] = { - 0x8991, /* R0 - Reset */ - 0x0000, /* R1 - Power Management (1) */ - 0x6000, /* R2 - Power Management (2) */ - 0x0000, /* R3 - Power Management (3) */ - 0x4050, /* R4 - Audio Interface (1) */ - 0x4000, /* R5 - Audio Interface (2) */ - 0x01C8, /* R6 - Clocking (1) */ - 0x0000, /* R7 - Clocking (2) */ - 0x0040, /* R8 - Audio Interface (3) */ - 0x0040, /* R9 - Audio Interface (4) */ - 0x0004, /* R10 - DAC CTRL */ - 0x00C0, /* R11 - Left DAC Digital Volume */ - 0x00C0, /* R12 - Right DAC Digital Volume */ - 0x0000, /* R13 - Digital Side Tone */ - 0x0100, /* R14 - ADC CTRL */ - 0x00C0, /* R15 - Left ADC Digital Volume */ - 0x00C0, /* R16 - Right ADC Digital Volume */ - 0x0000, /* R17 */ - 0x0000, /* R18 - GPIO CTRL 1 */ - 0x1000, /* R19 - GPIO1 & GPIO2 */ - 0x1010, /* R20 - GPIO3 & GPIO4 */ - 0x1010, /* R21 - GPIO5 & GPIO6 */ - 0x8000, /* R22 - GPIOCTRL 2 */ - 0x0800, /* R23 - GPIO_POL */ - 0x008B, /* R24 - Left Line Input 1&2 Volume */ - 0x008B, /* R25 - Left Line Input 3&4 Volume */ - 0x008B, /* R26 - Right Line Input 1&2 Volume */ - 0x008B, /* R27 - Right Line Input 3&4 Volume */ - 0x0000, /* R28 - Left Output Volume */ - 0x0000, /* R29 - Right Output Volume */ - 0x0066, /* R30 - Line Outputs Volume */ - 0x0022, /* R31 - Out3/4 Volume */ - 0x0079, /* R32 - Left OPGA Volume */ - 0x0079, /* R33 - Right OPGA Volume */ - 0x0003, /* R34 - Speaker Volume */ - 0x0003, /* R35 - ClassD1 */ - 0x0000, /* R36 */ - 0x0100, /* R37 - ClassD3 */ - 0x0000, /* R38 */ - 0x0000, /* R39 - Input Mixer1 */ - 0x0000, /* R40 - Input Mixer2 */ - 0x0000, /* R41 - Input Mixer3 */ - 0x0000, /* R42 - Input Mixer4 */ - 0x0000, /* R43 - Input Mixer5 */ - 0x0000, /* R44 - Input Mixer6 */ - 0x0000, /* R45 - Output Mixer1 */ - 0x0000, /* R46 - Output Mixer2 */ - 0x0000, /* R47 - Output Mixer3 */ - 0x0000, /* R48 - Output Mixer4 */ - 0x0000, /* R49 - Output Mixer5 */ - 0x0000, /* R50 - Output Mixer6 */ - 0x0180, /* R51 - Out3/4 Mixer */ - 0x0000, /* R52 - Line Mixer1 */ - 0x0000, /* R53 - Line Mixer2 */ - 0x0000, /* R54 - Speaker Mixer */ - 0x0000, /* R55 - Additional Control */ - 0x0000, /* R56 - AntiPOP1 */ - 0x0000, /* R57 - AntiPOP2 */ - 0x0000, /* R58 - MICBIAS */ - 0x0000, /* R59 */ - 0x0008, /* R60 - PLL1 */ - 0x0031, /* R61 - PLL2 */ - 0x0026, /* R62 - PLL3 */ +static const struct reg_default wm8991_reg_defaults[] = { + { 1, 0x0000 }, /* R1 - Power Management (1) */ + { 2, 0x6000 }, /* R2 - Power Management (2) */ + { 3, 0x0000 }, /* R3 - Power Management (3) */ + { 4, 0x4050 }, /* R4 - Audio Interface (1) */ + { 5, 0x4000 }, /* R5 - Audio Interface (2) */ + { 6, 0x01C8 }, /* R6 - Clocking (1) */ + { 7, 0x0000 }, /* R7 - Clocking (2) */ + { 8, 0x0040 }, /* R8 - Audio Interface (3) */ + { 9, 0x0040 }, /* R9 - Audio Interface (4) */ + { 10, 0x0004 }, /* R10 - DAC CTRL */ + { 11, 0x00C0 }, /* R11 - Left DAC Digital Volume */ + { 12, 0x00C0 }, /* R12 - Right DAC Digital Volume */ + { 13, 0x0000 }, /* R13 - Digital Side Tone */ + { 14, 0x0100 }, /* R14 - ADC CTRL */ + { 15, 0x00C0 }, /* R15 - Left ADC Digital Volume */ + { 16, 0x00C0 }, /* R16 - Right ADC Digital Volume */ + + { 18, 0x0000 }, /* R18 - GPIO CTRL 1 */ + { 19, 0x1000 }, /* R19 - GPIO1 & GPIO2 */ + { 20, 0x1010 }, /* R20 - GPIO3 & GPIO4 */ + { 21, 0x1010 }, /* R21 - GPIO5 & GPIO6 */ + { 22, 0x8000 }, /* R22 - GPIOCTRL 2 */ + { 23, 0x0800 }, /* R23 - GPIO_POL */ + { 24, 0x008B }, /* R24 - Left Line Input 1&2 Volume */ + { 25, 0x008B }, /* R25 - Left Line Input 3&4 Volume */ + { 26, 0x008B }, /* R26 - Right Line Input 1&2 Volume */ + { 27, 0x008B }, /* R27 - Right Line Input 3&4 Volume */ + { 28, 0x0000 }, /* R28 - Left Output Volume */ + { 29, 0x0000 }, /* R29 - Right Output Volume */ + { 30, 0x0066 }, /* R30 - Line Outputs Volume */ + { 31, 0x0022 }, /* R31 - Out3/4 Volume */ + { 32, 0x0079 }, /* R32 - Left OPGA Volume */ + { 33, 0x0079 }, /* R33 - Right OPGA Volume */ + { 34, 0x0003 }, /* R34 - Speaker Volume */ + { 35, 0x0003 }, /* R35 - ClassD1 */ + + { 37, 0x0100 }, /* R37 - ClassD3 */ + + { 39, 0x0000 }, /* R39 - Input Mixer1 */ + { 40, 0x0000 }, /* R40 - Input Mixer2 */ + { 41, 0x0000 }, /* R41 - Input Mixer3 */ + { 42, 0x0000 }, /* R42 - Input Mixer4 */ + { 43, 0x0000 }, /* R43 - Input Mixer5 */ + { 44, 0x0000 }, /* R44 - Input Mixer6 */ + { 45, 0x0000 }, /* R45 - Output Mixer1 */ + { 46, 0x0000 }, /* R46 - Output Mixer2 */ + { 47, 0x0000 }, /* R47 - Output Mixer3 */ + { 48, 0x0000 }, /* R48 - Output Mixer4 */ + { 49, 0x0000 }, /* R49 - Output Mixer5 */ + { 50, 0x0000 }, /* R50 - Output Mixer6 */ + { 51, 0x0180 }, /* R51 - Out3/4 Mixer */ + { 52, 0x0000 }, /* R52 - Line Mixer1 */ + { 53, 0x0000 }, /* R53 - Line Mixer2 */ + { 54, 0x0000 }, /* R54 - Speaker Mixer */ + { 55, 0x0000 }, /* R55 - Additional Control */ + { 56, 0x0000 }, /* R56 - AntiPOP1 */ + { 57, 0x0000 }, /* R57 - AntiPOP2 */ + { 58, 0x0000 }, /* R58 - MICBIAS */ + + { 60, 0x0008 }, /* R60 - PLL1 */ + { 61, 0x0031 }, /* R61 - PLL2 */ + { 62, 0x0026 }, /* R62 - PLL3 */ };
+static bool wm8991_volatile(struct device *dev, unsigned int reg) +{ + switch (reg) { + case WM8991_RESET: + return true; + default: + return false; + } +} + #define wm8991_reset(c) snd_soc_write(c, WM8991_RESET, 0)
static const unsigned int rec_mix_tlv[] = { @@ -1110,6 +1120,7 @@ static int wm8991_mute(struct snd_soc_dai *dai, int mute) static int wm8991_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { + struct wm8991_priv *wm8991 = snd_soc_codec_get_drvdata(codec); u16 val;
switch (level) { @@ -1125,7 +1136,7 @@ static int wm8991_set_bias_level(struct snd_soc_codec *codec,
case SND_SOC_BIAS_STANDBY: if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { - snd_soc_cache_sync(codec); + regcache_sync(wm8991->regmap); /* Enable all output discharge bits */ snd_soc_write(codec, WM8991_ANTIPOP1, WM8991_DIS_LLINE | WM8991_DIS_RLINE | WM8991_DIS_OUT3 | @@ -1213,7 +1224,7 @@ static int wm8991_set_bias_level(struct snd_soc_codec *codec,
/* disable POBCTRL, SOFT_ST and BUFDCOPEN */ snd_soc_write(codec, WM8991_ANTIPOP2, 0x0); - codec->cache_sync = 1; + regcache_mark_dirty(wm8991->regmap); break; }
@@ -1247,7 +1258,7 @@ static int wm8991_probe(struct snd_soc_codec *codec)
wm8991 = snd_soc_codec_get_drvdata(codec);
- ret = snd_soc_codec_set_cache_io(codec, 8, 16, wm8991->control_type); + ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_REGMAP); if (ret < 0) { dev_err(codec->dev, "Failed to set cache i/o: %d\n", ret); return ret; @@ -1332,9 +1343,17 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8991 = { .num_dapm_widgets = ARRAY_SIZE(wm8991_dapm_widgets), .dapm_routes = wm8991_dapm_routes, .num_dapm_routes = ARRAY_SIZE(wm8991_dapm_routes), - .reg_cache_size = WM8991_MAX_REGISTER + 1, - .reg_word_size = sizeof(u16), - .reg_cache_default = wm8991_reg_defs +}; + +static const struct regmap_config wm8991_regmap = { + .reg_bits = 8, + .val_bits = 16, + + .max_register = WM8991_PLL3, + .volatile_reg = wm8991_volatile, + .reg_defaults = wm8991_reg_defaults, + .num_reg_defaults = ARRAY_SIZE(wm8991_reg_defaults), + .cache_type = REGCACHE_RBTREE, };
static int wm8991_i2c_probe(struct i2c_client *i2c, @@ -1347,7 +1366,10 @@ static int wm8991_i2c_probe(struct i2c_client *i2c, if (!wm8991) return -ENOMEM;
- wm8991->control_type = SND_SOC_I2C; + wm8991->regmap = devm_regmap_init_i2c(i2c, &wm8991_regmap); + if (IS_ERR(wm8991->regmap)) + return PTR_ERR(wm8991->regmap); + i2c_set_clientdata(i2c, wm8991);
ret = snd_soc_register_codec(&i2c->dev,
From: Mark Brown broonie@linaro.org
This is better practice, though some of this stuff ought not to be here at all.
Signed-off-by: Mark Brown broonie@linaro.org --- sound/soc/codecs/wm8991.c | 50 +++++++++++++++++++++++------------------------ 1 file changed, 25 insertions(+), 25 deletions(-)
diff --git a/sound/soc/codecs/wm8991.c b/sound/soc/codecs/wm8991.c index 7006f9732af6..5fdcf788e990 100644 --- a/sound/soc/codecs/wm8991.c +++ b/sound/soc/codecs/wm8991.c @@ -111,8 +111,6 @@ static bool wm8991_volatile(struct device *dev, unsigned int reg) } }
-#define wm8991_reset(c) snd_soc_write(c, WM8991_RESET, 0) - static const unsigned int rec_mix_tlv[] = { TLV_DB_RANGE_HEAD(1), 0, 7, TLV_DB_LINEAR_ITEM(-1500, 600), @@ -1264,31 +1262,8 @@ static int wm8991_probe(struct snd_soc_codec *codec) return ret; }
- ret = wm8991_reset(codec); - if (ret < 0) { - dev_err(codec->dev, "Failed to issue reset\n"); - return ret; - } - wm8991_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- snd_soc_update_bits(codec, WM8991_AUDIO_INTERFACE_4, - WM8991_ALRCGPIO1, WM8991_ALRCGPIO1); - - snd_soc_update_bits(codec, WM8991_GPIO1_GPIO2, - WM8991_GPIO1_SEL_MASK, 1); - - snd_soc_update_bits(codec, WM8991_POWER_MANAGEMENT_1, - WM8991_VREF_ENA | WM8991_VMID_MODE_MASK, - WM8991_VREF_ENA | WM8991_VMID_MODE_MASK); - - snd_soc_update_bits(codec, WM8991_POWER_MANAGEMENT_2, - WM8991_OPCLK_ENA, WM8991_OPCLK_ENA); - - snd_soc_write(codec, WM8991_DAC_CTRL, 0); - snd_soc_write(codec, WM8991_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8)); - snd_soc_write(codec, WM8991_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8)); - return 0; }
@@ -1372,6 +1347,31 @@ static int wm8991_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, wm8991);
+ ret = regmap_write(wm8991->regmap, WM8991_RESET, 0); + if (ret < 0) { + dev_err(&i2c->dev, "Failed to issue reset: %d\n", ret); + return ret; + } + + regmap_update_bits(wm8991->regmap, WM8991_AUDIO_INTERFACE_4, + WM8991_ALRCGPIO1, WM8991_ALRCGPIO1); + + regmap_update_bits(wm8991->regmap, WM8991_GPIO1_GPIO2, + WM8991_GPIO1_SEL_MASK, 1); + + regmap_update_bits(wm8991->regmap, WM8991_POWER_MANAGEMENT_1, + WM8991_VREF_ENA | WM8991_VMID_MODE_MASK, + WM8991_VREF_ENA | WM8991_VMID_MODE_MASK); + + regmap_update_bits(wm8991->regmap, WM8991_POWER_MANAGEMENT_2, + WM8991_OPCLK_ENA, WM8991_OPCLK_ENA); + + regmap_write(wm8991->regmap, WM8991_DAC_CTRL, 0); + regmap_write(wm8991->regmap, WM8991_LEFT_OUTPUT_VOLUME, + 0x50 | (1<<8)); + regmap_write(wm8991->regmap, WM8991_RIGHT_OUTPUT_VOLUME, + 0x50 | (1<<8)); + ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_wm8991, &wm8991_dai, 1);
From: Mark Brown broonie@linaro.org
Just in case.
Signed-off-by: Mark Brown broonie@linaro.org --- sound/soc/codecs/wm8991.c | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/sound/soc/codecs/wm8991.c b/sound/soc/codecs/wm8991.c index 5fdcf788e990..dba0306c42a5 100644 --- a/sound/soc/codecs/wm8991.c +++ b/sound/soc/codecs/wm8991.c @@ -1335,6 +1335,7 @@ static int wm8991_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct wm8991_priv *wm8991; + unsigned int val; int ret;
wm8991 = devm_kzalloc(&i2c->dev, sizeof(*wm8991), GFP_KERNEL); @@ -1347,6 +1348,16 @@ static int wm8991_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, wm8991);
+ ret = regmap_read(wm8991->regmap, WM8991_RESET, &val); + if (ret != 0) { + dev_err(&i2c->dev, "Failed to read device ID: %d\n", ret); + return ret; + } + if (val != 0x8991) { + dev_err(&i2c->dev, "Device with ID %x is not a WM8991\n", val); + return -EINVAL; + } + ret = regmap_write(wm8991->regmap, WM8991_RESET, 0); if (ret < 0) { dev_err(&i2c->dev, "Failed to issue reset: %d\n", ret);
On Fri, Nov 22, 2013 at 01:39:13PM +0000, Mark Brown wrote:
From: Mark Brown broonie@linaro.org
Signed-off-by: Mark Brown broonie@linaro.org
For all four patches:
Acked-by: Charles Keepax ckeepax@opensource.wolfsonmicro.com
participants (2)
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Charles Keepax -
Mark Brown