From: Brent Lu brent.lu@intel.com
Add a helper function for machine drivers to initialize speaker amplifier DAI link. The function will initialize common fields and let caller to initialize codec-specific fields like codec, init, exit, and ops fields.
Signed-off-by: Brent Lu brent.lu@intel.com Reviewed-by: Bard Liao yung-chuan.liao@linux.intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com --- sound/soc/intel/boards/sof_board_helpers.c | 42 ++++++++++++++++++++++ sound/soc/intel/boards/sof_board_helpers.h | 5 +++ 2 files changed, 47 insertions(+)
diff --git a/sound/soc/intel/boards/sof_board_helpers.c b/sound/soc/intel/boards/sof_board_helpers.c index 5ee53c781b37..515634db0a4d 100644 --- a/sound/soc/intel/boards/sof_board_helpers.c +++ b/sound/soc/intel/boards/sof_board_helpers.c @@ -248,6 +248,48 @@ int sof_intel_board_set_intel_hdmi_link(struct device *dev, } EXPORT_SYMBOL_NS(sof_intel_board_set_intel_hdmi_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
+int sof_intel_board_set_ssp_amp_link(struct device *dev, + struct snd_soc_dai_link *link, int be_id, + enum sof_ssp_codec amp_type, int ssp_amp) +{ + struct snd_soc_dai_link_component *cpus; + + dev_dbg(dev, "link %d: ssp amp %s, ssp %d\n", be_id, + sof_ssp_get_codec_name(amp_type), ssp_amp); + + /* link name */ + link->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_amp); + if (!link->name) + return -ENOMEM; + + /* cpus */ + cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component), + GFP_KERNEL); + if (!cpus) + return -ENOMEM; + + cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_amp); + if (!cpus->dai_name) + return -ENOMEM; + + link->cpus = cpus; + link->num_cpus = 1; + + /* codecs - caller to handle */ + + /* platforms */ + link->platforms = platform_component; + link->num_platforms = ARRAY_SIZE(platform_component); + + link->id = be_id; + link->no_pcm = 1; + link->dpcm_capture = 1; /* feedback stream or firmware-generated echo reference */ + link->dpcm_playback = 1; + + return 0; +} +EXPORT_SYMBOL_NS(sof_intel_board_set_ssp_amp_link, SND_SOC_INTEL_SOF_BOARD_HELPERS); + MODULE_DESCRIPTION("ASoC Intel SOF Machine Driver Board Helpers"); MODULE_AUTHOR("Brent Lu brent.lu@intel.com"); MODULE_LICENSE("GPL"); diff --git a/sound/soc/intel/boards/sof_board_helpers.h b/sound/soc/intel/boards/sof_board_helpers.h index 7392d639672d..17922f3e17a5 100644 --- a/sound/soc/intel/boards/sof_board_helpers.h +++ b/sound/soc/intel/boards/sof_board_helpers.h @@ -31,6 +31,7 @@ struct sof_rt5682_private { * @dmic_be_num: number of Intel PCH DMIC BE link * @hdmi_num: number of Intel HDMI BE link * @ssp_codec: ssp port number of headphone BE link + * @ssp_amp: ssp port number of speaker BE link * @rt5682: private data for rt5682 machine driver */ struct sof_card_private { @@ -44,6 +45,7 @@ struct sof_card_private { int hdmi_num;
int ssp_codec; + int ssp_amp;
union { struct sof_rt5682_private rt5682; @@ -66,5 +68,8 @@ int sof_intel_board_set_dmic_link(struct device *dev, int sof_intel_board_set_intel_hdmi_link(struct device *dev, struct snd_soc_dai_link *link, int be_id, int hdmi_id, bool idisp_codec); +int sof_intel_board_set_ssp_amp_link(struct device *dev, + struct snd_soc_dai_link *link, int be_id, + enum sof_ssp_codec amp_type, int ssp_amp);
#endif /* __SOF_INTEL_BOARD_HELPERS_H */