From 3bc3e3da657f17c14df8ae8fab58183407bd7521 Mon Sep 17 00:00:00 2001 From: Lucas Tanure Date: Fri, 17 Dec 2021 11:57:03 +0000 Subject: [PATCH] ASoC: cs35l41: Create shared function for setting channels ASoC and HDA will use the same register to set channels for the device Signed-off-by: Lucas Tanure Link: https://lore.kernel.org/r/20211217115708.882525-6-tanureal@opensource.cirrus.com Signed-off-by: Mark Brown --- include/sound/cs35l41.h | 3 +++ sound/soc/codecs/cs35l41-lib.c | 32 ++++++++++++++++++++++++++++++++ sound/soc/codecs/cs35l41.c | 30 +++--------------------------- 3 files changed, 38 insertions(+), 27 deletions(-) diff --git a/include/sound/cs35l41.h b/include/sound/cs35l41.h index ad2e32a12b8c..39d150f61382 100644 --- a/include/sound/cs35l41.h +++ b/include/sound/cs35l41.h @@ -764,5 +764,8 @@ extern struct regmap_config cs35l41_regmap_spi; int cs35l41_otp_unpack(struct device *dev, struct regmap *regmap); int cs35l41_register_errata_patch(struct device *dev, struct regmap *reg, unsigned int reg_revid); +int cs35l41_set_channels(struct device *dev, struct regmap *reg, + unsigned int tx_num, unsigned int *tx_slot, + unsigned int rx_num, unsigned int *rx_slot); #endif /* __CS35L41_H */ diff --git a/sound/soc/codecs/cs35l41-lib.c b/sound/soc/codecs/cs35l41-lib.c index 5e382eaea340..afcec715374d 100644 --- a/sound/soc/codecs/cs35l41-lib.c +++ b/sound/soc/codecs/cs35l41-lib.c @@ -934,6 +934,38 @@ int cs35l41_register_errata_patch(struct device *dev, struct regmap *reg, unsign } EXPORT_SYMBOL_GPL(cs35l41_register_errata_patch); +int cs35l41_set_channels(struct device *dev, struct regmap *reg, + unsigned int tx_num, unsigned int *tx_slot, + unsigned int rx_num, unsigned int *rx_slot) +{ + unsigned int val, mask; + int i; + + if (tx_num > 4 || rx_num > 2) + return -EINVAL; + + val = 0; + mask = 0; + for (i = 0; i < rx_num; i++) { + dev_dbg(dev, "rx slot %d position = %d\n", i, rx_slot[i]); + val |= rx_slot[i] << (i * 8); + mask |= 0x3F << (i * 8); + } + regmap_update_bits(reg, CS35L41_SP_FRAME_RX_SLOT, mask, val); + + val = 0; + mask = 0; + for (i = 0; i < tx_num; i++) { + dev_dbg(dev, "tx slot %d position = %d\n", i, tx_slot[i]); + val |= tx_slot[i] << (i * 8); + mask |= 0x3F << (i * 8); + } + regmap_update_bits(reg, CS35L41_SP_FRAME_TX_SLOT, mask, val); + + return 0; +} +EXPORT_SYMBOL_GPL(cs35l41_set_channels); + MODULE_DESCRIPTION("CS35L41 library"); MODULE_AUTHOR("David Rhodes, Cirrus Logic Inc, "); MODULE_AUTHOR("Lucas Tanure, Cirrus Logic Inc, "); diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c index afc10f7ca65e..88d6e77fdb50 100644 --- a/sound/soc/codecs/cs35l41.c +++ b/sound/soc/codecs/cs35l41.c @@ -751,36 +751,12 @@ static const struct cs_dsp_region cs35l41_dsp1_regions[] = { {. type = WMFW_ADSP2_YM, .base = CS35L41_DSP1_YMEM_UNPACK24_0}, }; -static int cs35l41_set_channel_map(struct snd_soc_dai *dai, unsigned int tx_num, - unsigned int *tx_slot, unsigned int rx_num, - unsigned int *rx_slot) +static int cs35l41_set_channel_map(struct snd_soc_dai *dai, unsigned int tx_n, + unsigned int *tx_slot, unsigned int rx_n, unsigned int *rx_slot) { struct cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(dai->component); - unsigned int val, mask; - int i; - - if (tx_num > 4 || rx_num > 2) - return -EINVAL; - val = 0; - mask = 0; - for (i = 0; i < rx_num; i++) { - dev_dbg(cs35l41->dev, "rx slot %d position = %d\n", i, rx_slot[i]); - val |= rx_slot[i] << (i * 8); - mask |= 0x3F << (i * 8); - } - regmap_update_bits(cs35l41->regmap, CS35L41_SP_FRAME_RX_SLOT, mask, val); - - val = 0; - mask = 0; - for (i = 0; i < tx_num; i++) { - dev_dbg(cs35l41->dev, "tx slot %d position = %d\n", i, tx_slot[i]); - val |= tx_slot[i] << (i * 8); - mask |= 0x3F << (i * 8); - } - regmap_update_bits(cs35l41->regmap, CS35L41_SP_FRAME_TX_SLOT, mask, val); - - return 0; + return cs35l41_set_channels(cs35l41->dev, cs35l41->regmap, tx_n, tx_slot, rx_n, rx_slot); } static int cs35l41_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) -- 2.20.1