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Date: Wed, 6 Nov 2013 09:54:45 +0000 From: Lee Jones <lee.jones@...aro.org> To: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Cc: linus.walleij@...aro.org, Lee Jones <lee.jones@...aro.org>, alsa-devel@...a-project.org, Mark Brown <broonie@...aro.org> Subject: [PATCH 2/2] ASoC: ab8500: Revert "ASoC: ab8500: Convert register I/O to regmap" This reverts commit ff795d614bfa62a3c6fc0bcb75cb8842e5a87892, as this is one of two patches which stop audio from working on Snowball. Cc: alsa-devel@...a-project.org Cc: Mark Brown <broonie@...aro.org> Signed-off-by: Lee Jones <lee.jones@...aro.org> --- sound/soc/codecs/ab8500-codec.c | 64 ++++++++++++++++++++++------------------- 1 file changed, 34 insertions(+), 30 deletions(-) diff --git a/sound/soc/codecs/ab8500-codec.c b/sound/soc/codecs/ab8500-codec.c index ca500fd..7990217 100644 --- a/sound/soc/codecs/ab8500-codec.c +++ b/sound/soc/codecs/ab8500-codec.c @@ -126,8 +126,6 @@ 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; @@ -168,34 +166,48 @@ static inline const char *amic_type_str(enum amic_type type) */ /* Read a register from the audio-bank of AB8500 */ -static int ab8500_codec_read_reg(void *context, unsigned int reg, - unsigned int *value) +static unsigned int ab8500_codec_read_reg(struct snd_soc_codec *codec, + unsigned int reg) { - struct device *dev = context; int status; + unsigned int value = 0; u8 value8; - status = abx500_get_register_interruptible(dev, AB8500_AUDIO, - reg, &value8); - *value = (unsigned int)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; + } - return status; + return value; } /* Write to a register in the audio-bank of AB8500 */ -static int ab8500_codec_write_reg(void *context, unsigned int reg, - unsigned int value) +static int ab8500_codec_write_reg(struct snd_soc_codec *codec, + unsigned int reg, unsigned int value) { - struct device *dev = context; + int status; - return abx500_set_register_interruptible(dev, AB8500_AUDIO, - reg, value); -} + 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); -static const struct regmap_config ab8500_codec_regmap = { - .reg_read = ab8500_codec_read_reg, - .reg_write = ab8500_codec_write_reg, -}; + return status; +} /* * Controls - DAPM @@ -2476,8 +2488,6 @@ 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, @@ -2555,6 +2565,9 @@ 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, @@ -2577,15 +2590,6 @@ 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, -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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