1 /* SPDX-License-Identifier: GPL-2.0 */ 2 // Copyright (c) 2018, The Linux Foundation. All rights reserved. 3 4 #ifndef __QCOM_SND_SDW_H__ 5 #define __QCOM_SND_SDW_H__ 6 7 #include <linux/soundwire/sdw.h> 8 9 int qcom_snd_sdw_startup(struct snd_pcm_substream *substream); 10 void qcom_snd_sdw_shutdown(struct snd_pcm_substream *substream); 11 int qcom_snd_sdw_prepare(struct snd_pcm_substream *substream, 12 bool *stream_prepared); 13 struct sdw_stream_runtime *qcom_snd_sdw_get_stream(struct snd_pcm_substream *stream); 14 int qcom_snd_sdw_hw_free(struct snd_pcm_substream *substream, 15 bool *stream_prepared); 16 #endif 17