mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-17 22:06:41 +07:00
27d3f02689
Merge DSP reset and cleanup sequence in sst_byt_pcm_dev_suspend_noirq() into sst_byt_pcm_dev_suspend_late(). First their order was wrong by first unloading firmware modules in suspend_late and then taking DSP into reset in suspend_noirq. Second ACPI has put device into OFF state already during suspend_late so trying to reset the DSP is a no-op at suspend_noirq stage. Fix these by moving DSP reset and cleanup into sst_byt_pcm_dev_suspend_late() before firmware unloading. Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com> Tested-by: Borun Fu <borun.fu@intel.com> Signed-off-by: Mark Brown <broonie@linaro.org>
74 lines
2.7 KiB
C
74 lines
2.7 KiB
C
/*
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* Intel Baytrail SST IPC Support
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* Copyright (c) 2014, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef __SST_BYT_IPC_H
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#define __SST_BYT_IPC_H
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#include <linux/types.h>
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struct sst_byt;
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struct sst_byt_stream;
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struct sst_pdata;
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extern struct sst_ops sst_byt_ops;
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#define SST_BYT_MAILBOX_OFFSET 0x144000
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#define SST_BYT_TIMESTAMP_OFFSET (SST_BYT_MAILBOX_OFFSET + 0x800)
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/**
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* Upfront defined maximum message size that is
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* expected by the in/out communication pipes in FW.
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*/
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#define SST_BYT_IPC_MAX_PAYLOAD_SIZE 200
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/* stream API */
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struct sst_byt_stream *sst_byt_stream_new(struct sst_byt *byt, int id,
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uint32_t (*get_write_position)(struct sst_byt_stream *stream,
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void *data),
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void *data);
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/* stream configuration */
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int sst_byt_stream_set_bits(struct sst_byt *byt, struct sst_byt_stream *stream,
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int bits);
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int sst_byt_stream_set_channels(struct sst_byt *byt,
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struct sst_byt_stream *stream, u8 channels);
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int sst_byt_stream_set_rate(struct sst_byt *byt, struct sst_byt_stream *stream,
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unsigned int rate);
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int sst_byt_stream_type(struct sst_byt *byt, struct sst_byt_stream *stream,
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int codec_type, int stream_type, int operation);
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int sst_byt_stream_buffer(struct sst_byt *byt, struct sst_byt_stream *stream,
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uint32_t buffer_addr, uint32_t buffer_size);
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int sst_byt_stream_commit(struct sst_byt *byt, struct sst_byt_stream *stream);
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int sst_byt_stream_free(struct sst_byt *byt, struct sst_byt_stream *stream);
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/* stream ALSA trigger operations */
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int sst_byt_stream_start(struct sst_byt *byt, struct sst_byt_stream *stream,
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u32 start_offset);
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int sst_byt_stream_stop(struct sst_byt *byt, struct sst_byt_stream *stream);
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int sst_byt_stream_pause(struct sst_byt *byt, struct sst_byt_stream *stream);
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int sst_byt_stream_resume(struct sst_byt *byt, struct sst_byt_stream *stream);
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int sst_byt_get_dsp_position(struct sst_byt *byt,
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struct sst_byt_stream *stream, int buffer_size);
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/* init */
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int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata);
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void sst_byt_dsp_free(struct device *dev, struct sst_pdata *pdata);
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struct sst_dsp *sst_byt_get_dsp(struct sst_byt *byt);
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int sst_byt_dsp_suspend_late(struct device *dev, struct sst_pdata *pdata);
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int sst_byt_dsp_boot(struct device *dev, struct sst_pdata *pdata);
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int sst_byt_dsp_wait_for_ready(struct device *dev, struct sst_pdata *pdata);
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#endif
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