62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
/*
|
|
* Copyright (c) 2022 Intel Corporation.
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#ifndef ZEPHYR_DRIVERS_DMA_DMA_CAVS_HDA_COMMON_H_
|
|
#define ZEPHYR_DRIVERS_DMA_DMA_CAVS_HDA_COMMON_H_
|
|
|
|
#define CAVS_HDA_MAX_CHANNELS DT_PROP(DT_NODELABEL(hda_host_out), dma_channels)
|
|
|
|
#include <drivers/dma.h>
|
|
|
|
struct cavs_hda_dma_data {
|
|
struct dma_context ctx;
|
|
|
|
ATOMIC_DEFINE(channels_atomic, CAVS_HDA_MAX_CHANNELS);
|
|
};
|
|
|
|
struct cavs_hda_dma_cfg {
|
|
uint32_t base;
|
|
uint32_t dma_channels;
|
|
enum dma_channel_direction direction;
|
|
};
|
|
|
|
int cavs_hda_dma_host_in_config(const struct device *dev,
|
|
uint32_t channel,
|
|
struct dma_config *dma_cfg);
|
|
|
|
int cavs_hda_dma_host_out_config(const struct device *dev,
|
|
uint32_t channel,
|
|
struct dma_config *dma_cfg);
|
|
|
|
int cavs_hda_dma_link_in_config(const struct device *dev,
|
|
uint32_t channel,
|
|
struct dma_config *dma_cfg);
|
|
|
|
int cavs_hda_dma_link_out_config(const struct device *dev,
|
|
uint32_t channel,
|
|
struct dma_config *dma_cfg);
|
|
|
|
int cavs_hda_dma_link_reload(const struct device *dev, uint32_t channel,
|
|
uint32_t src, uint32_t dst, size_t size);
|
|
|
|
int cavs_hda_dma_host_reload(const struct device *dev, uint32_t channel,
|
|
uint32_t src, uint32_t dst, size_t size);
|
|
|
|
int cavs_hda_dma_status(const struct device *dev, uint32_t channel,
|
|
struct dma_status *stat);
|
|
|
|
bool cavs_hda_dma_chan_filter(const struct device *dev, int channel,
|
|
void *filter_param);
|
|
|
|
int cavs_hda_dma_start(const struct device *dev, uint32_t channel);
|
|
|
|
int cavs_hda_dma_stop(const struct device *dev, uint32_t channel);
|
|
|
|
int cavs_hda_dma_init(const struct device *dev);
|
|
|
|
|
|
#endif /* ZEPHYR_DRIVERS_DMA_DMA_CAVS_HDA_COMMON_H_ */
|