Move below Intel SoundWire machine driver helper functions to soc_sdw_utils.c file so that it can be used by other platform machine driver. - asoc_sdw_is_unique_device() - asoc_sdw_get_codec_name() Link: https://github.com/thesofproject/linux/pull/5068 Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@xxxxxxx> Reviewed-by: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx> --- include/sound/soc_sdw_utils.h | 5 +++ sound/soc/intel/boards/sof_sdw.c | 60 ---------------------------- sound/soc/sdw_utils/soc_sdw_utils.c | 61 +++++++++++++++++++++++++++++ 3 files changed, 66 insertions(+), 60 deletions(-) diff --git a/include/sound/soc_sdw_utils.h b/include/sound/soc_sdw_utils.h index 1ae5523bbcf8..7ca3a6afdfb1 100644 --- a/include/sound/soc_sdw_utils.h +++ b/include/sound/soc_sdw_utils.h @@ -10,6 +10,7 @@ #define SOC_SDW_UTILS_H #include <sound/soc.h> +#include <sound/soc-acpi.h> #define SOC_SDW_MAX_DAI_NUM 8 @@ -63,4 +64,8 @@ int asoc_sdw_hw_params(struct snd_pcm_substream *substream, int asoc_sdw_hw_free(struct snd_pcm_substream *substream); void asoc_sdw_shutdown(struct snd_pcm_substream *substream); +const char *asoc_sdw_get_codec_name(struct device *dev, + const struct asoc_sdw_codec_info *codec_info, + const struct snd_soc_acpi_link_adr *adr_link, + int adr_index); #endif diff --git a/sound/soc/intel/boards/sof_sdw.c b/sound/soc/intel/boards/sof_sdw.c index fc73db4af186..e1d2b744987f 100644 --- a/sound/soc/intel/boards/sof_sdw.c +++ b/sound/soc/intel/boards/sof_sdw.c @@ -1190,66 +1190,6 @@ static int init_simple_dai_link(struct device *dev, struct snd_soc_dai_link *dai return 0; } -static bool asoc_sdw_is_unique_device(const struct snd_soc_acpi_link_adr *adr_link, - unsigned int sdw_version, - unsigned int mfg_id, - unsigned int part_id, - unsigned int class_id, - int index_in_link) -{ - int i; - - for (i = 0; i < adr_link->num_adr; i++) { - unsigned int sdw1_version, mfg1_id, part1_id, class1_id; - u64 adr; - - /* skip itself */ - if (i == index_in_link) - continue; - - adr = adr_link->adr_d[i].adr; - - sdw1_version = SDW_VERSION(adr); - mfg1_id = SDW_MFG_ID(adr); - part1_id = SDW_PART_ID(adr); - class1_id = SDW_CLASS_ID(adr); - - if (sdw_version == sdw1_version && - mfg_id == mfg1_id && - part_id == part1_id && - class_id == class1_id) - return false; - } - - return true; -} - -static const char *asoc_sdw_get_codec_name(struct device *dev, - const struct asoc_sdw_codec_info *codec_info, - const struct snd_soc_acpi_link_adr *adr_link, - int adr_index) -{ - u64 adr = adr_link->adr_d[adr_index].adr; - unsigned int sdw_version = SDW_VERSION(adr); - unsigned int link_id = SDW_DISCO_LINK_ID(adr); - unsigned int unique_id = SDW_UNIQUE_ID(adr); - unsigned int mfg_id = SDW_MFG_ID(adr); - unsigned int part_id = SDW_PART_ID(adr); - unsigned int class_id = SDW_CLASS_ID(adr); - - if (codec_info->codec_name) - return devm_kstrdup(dev, codec_info->codec_name, GFP_KERNEL); - else if (asoc_sdw_is_unique_device(adr_link, sdw_version, mfg_id, part_id, - class_id, adr_index)) - return devm_kasprintf(dev, GFP_KERNEL, "sdw:0:%01x:%04x:%04x:%02x", - link_id, mfg_id, part_id, class_id); - else - return devm_kasprintf(dev, GFP_KERNEL, "sdw:0:%01x:%04x:%04x:%02x:%01x", - link_id, mfg_id, part_id, class_id, unique_id); - - return NULL; -} - static int asoc_sdw_rtd_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_card *card = rtd->card; diff --git a/sound/soc/sdw_utils/soc_sdw_utils.c b/sound/soc/sdw_utils/soc_sdw_utils.c index cccab173fd17..2b59ddc61078 100644 --- a/sound/soc/sdw_utils/soc_sdw_utils.c +++ b/sound/soc/sdw_utils/soc_sdw_utils.c @@ -146,5 +146,66 @@ void asoc_sdw_shutdown(struct snd_pcm_substream *substream) } EXPORT_SYMBOL_NS(asoc_sdw_shutdown, SND_SOC_SDW_UTILS); +static bool asoc_sdw_is_unique_device(const struct snd_soc_acpi_link_adr *adr_link, + unsigned int sdw_version, + unsigned int mfg_id, + unsigned int part_id, + unsigned int class_id, + int index_in_link) +{ + int i; + + for (i = 0; i < adr_link->num_adr; i++) { + unsigned int sdw1_version, mfg1_id, part1_id, class1_id; + u64 adr; + + /* skip itself */ + if (i == index_in_link) + continue; + + adr = adr_link->adr_d[i].adr; + + sdw1_version = SDW_VERSION(adr); + mfg1_id = SDW_MFG_ID(adr); + part1_id = SDW_PART_ID(adr); + class1_id = SDW_CLASS_ID(adr); + + if (sdw_version == sdw1_version && + mfg_id == mfg1_id && + part_id == part1_id && + class_id == class1_id) + return false; + } + + return true; +} + +const char *asoc_sdw_get_codec_name(struct device *dev, + const struct asoc_sdw_codec_info *codec_info, + const struct snd_soc_acpi_link_adr *adr_link, + int adr_index) +{ + u64 adr = adr_link->adr_d[adr_index].adr; + unsigned int sdw_version = SDW_VERSION(adr); + unsigned int link_id = SDW_DISCO_LINK_ID(adr); + unsigned int unique_id = SDW_UNIQUE_ID(adr); + unsigned int mfg_id = SDW_MFG_ID(adr); + unsigned int part_id = SDW_PART_ID(adr); + unsigned int class_id = SDW_CLASS_ID(adr); + + if (codec_info->codec_name) + return devm_kstrdup(dev, codec_info->codec_name, GFP_KERNEL); + else if (asoc_sdw_is_unique_device(adr_link, sdw_version, mfg_id, part_id, + class_id, adr_index)) + return devm_kasprintf(dev, GFP_KERNEL, "sdw:0:%01x:%04x:%04x:%02x", + link_id, mfg_id, part_id, class_id); + else + return devm_kasprintf(dev, GFP_KERNEL, "sdw:0:%01x:%04x:%04x:%02x:%01x", + link_id, mfg_id, part_id, class_id, unique_id); + + return NULL; +} +EXPORT_SYMBOL_NS(asoc_sdw_get_codec_name, SND_SOC_SDW_UTILS); + MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("SoundWire ASoC helpers"); -- 2.34.1
