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/*
* Copyright (c) 2022 Intel Corporation.
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_DRIVERS_DMA_INTEL_ADSP_HDA_COMMON_H_
#define ZEPHYR_DRIVERS_DMA_INTEL_ADSP_HDA_COMMON_H_
#define INTEL_ADSP_HDA_MAX_CHANNELS DT_PROP(DT_NODELABEL(hda_host_out), dma_channels)
/* Minimum recommended FPI increment */
#define INTEL_HDA_MIN_FPI_INCREMENT_FOR_INTERRUPT 32
#include <zephyr/drivers/dma.h>
#include <zephyr/pm/device.h>
#include <zephyr/pm/device_runtime.h>
struct intel_adsp_hda_dma_data {
struct dma_context ctx;
ATOMIC_DEFINE(channels_atomic, INTEL_ADSP_HDA_MAX_CHANNELS);
};
struct intel_adsp_hda_dma_cfg {
uint32_t base;
uint32_t regblock_size;
uint32_t dma_channels;
enum dma_channel_direction direction;
void (*irq_config)(void);
};
int intel_adsp_hda_dma_host_in_config(const struct device *dev,
uint32_t channel,
struct dma_config *dma_cfg);
int intel_adsp_hda_dma_host_out_config(const struct device *dev,
uint32_t channel,
struct dma_config *dma_cfg);
int intel_adsp_hda_dma_link_in_config(const struct device *dev,
uint32_t channel,
struct dma_config *dma_cfg);
int intel_adsp_hda_dma_link_out_config(const struct device *dev,
uint32_t channel,
struct dma_config *dma_cfg);
int intel_adsp_hda_dma_link_reload(const struct device *dev, uint32_t channel,
uint32_t src, uint32_t dst, size_t size);
int intel_adsp_hda_dma_host_reload(const struct device *dev, uint32_t channel,
uint32_t src, uint32_t dst, size_t size);
int intel_adsp_hda_dma_status(const struct device *dev, uint32_t channel,
struct dma_status *stat);
bool intel_adsp_hda_dma_chan_filter(const struct device *dev, int channel,
void *filter_param);
int intel_adsp_hda_dma_start(const struct device *dev, uint32_t channel);
int intel_adsp_hda_dma_stop(const struct device *dev, uint32_t channel);
int intel_adsp_hda_dma_init(const struct device *dev);
int intel_adsp_hda_dma_get_attribute(const struct device *dev, uint32_t type, uint32_t *value);
void intel_adsp_hda_dma_isr(void);
#ifdef CONFIG_PM_DEVICE
int intel_adsp_hda_dma_pm_action(const struct device *dev, enum pm_device_action action);
#endif
#endif /* ZEPHYR_DRIVERS_DMA_INTEL_ADSP_HDA_COMMON_H_ */