linux-stable/sound/soc/sof/probe.h
Pierre-Louis Bossart e149ca29f3
ASoC: SOF/Intel: clarify SPDX license with GPL-2.0-only
Remove the ambiguity with GPL-2.0 and use an explicit GPL-2.0-only
tag.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Link: https://lore.kernel.org/r/20200501145850.15178-1-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-05-01 17:45:24 +01:00

85 lines
2.3 KiB
C

/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
/*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* Copyright(c) 2019-2020 Intel Corporation. All rights reserved.
*
* Author: Cezary Rojewski <cezary.rojewski@intel.com>
*/
#ifndef __SOF_PROBE_H
#define __SOF_PROBE_H
#include <sound/sof/header.h>
struct snd_sof_dev;
#define SOF_PROBE_INVALID_NODE_ID UINT_MAX
struct sof_probe_dma {
unsigned int stream_tag;
unsigned int dma_buffer_size;
} __packed;
enum sof_connection_purpose {
SOF_CONNECTION_PURPOSE_EXTRACT = 1,
SOF_CONNECTION_PURPOSE_INJECT,
};
struct sof_probe_point_desc {
unsigned int buffer_id;
unsigned int purpose;
unsigned int stream_tag;
} __packed;
struct sof_ipc_probe_dma_add_params {
struct sof_ipc_cmd_hdr hdr;
unsigned int num_elems;
struct sof_probe_dma dma[0];
} __packed;
struct sof_ipc_probe_info_params {
struct sof_ipc_reply rhdr;
unsigned int num_elems;
union {
struct sof_probe_dma dma[0];
struct sof_probe_point_desc desc[0];
};
} __packed;
struct sof_ipc_probe_dma_remove_params {
struct sof_ipc_cmd_hdr hdr;
unsigned int num_elems;
unsigned int stream_tag[0];
} __packed;
struct sof_ipc_probe_point_add_params {
struct sof_ipc_cmd_hdr hdr;
unsigned int num_elems;
struct sof_probe_point_desc desc[0];
} __packed;
struct sof_ipc_probe_point_remove_params {
struct sof_ipc_cmd_hdr hdr;
unsigned int num_elems;
unsigned int buffer_id[0];
} __packed;
int sof_ipc_probe_init(struct snd_sof_dev *sdev,
u32 stream_tag, size_t buffer_size);
int sof_ipc_probe_deinit(struct snd_sof_dev *sdev);
int sof_ipc_probe_dma_info(struct snd_sof_dev *sdev,
struct sof_probe_dma **dma, size_t *num_dma);
int sof_ipc_probe_dma_add(struct snd_sof_dev *sdev,
struct sof_probe_dma *dma, size_t num_dma);
int sof_ipc_probe_dma_remove(struct snd_sof_dev *sdev,
unsigned int *stream_tag, size_t num_stream_tag);
int sof_ipc_probe_points_info(struct snd_sof_dev *sdev,
struct sof_probe_point_desc **desc, size_t *num_desc);
int sof_ipc_probe_points_add(struct snd_sof_dev *sdev,
struct sof_probe_point_desc *desc, size_t num_desc);
int sof_ipc_probe_points_remove(struct snd_sof_dev *sdev,
unsigned int *buffer_id, size_t num_buffer_id);
#endif