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https://github.com/openharmony/drivers_framework.git
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vb6174
115 lines
3.5 KiB
C
Executable File
115 lines
3.5 KiB
C
Executable File
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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*
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* HDF is dual licensed: you can use it either under the terms of
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* the GPL, or the BSD license, at your option.
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* See the LICENSE file in the root of this repository for complete details.
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*/
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#ifndef AUDIO_CODEC_IF_H
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#define AUDIO_CODEC_IF_H
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#include "audio_host.h"
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#include "audio_control.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif
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#endif /* __cplusplus */
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/**
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* @brief Defines Codec device name and data.
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*
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* @since 1.0
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* @version 1.0
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*/
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struct CodecDevice {
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const char *devCodecName; /**< Codec device name */
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struct CodecData *devData; /**< Codec module private data */
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struct HdfDeviceObject *device; /**< HDF device */
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struct DListHead list; /**< Codec list */
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struct OsalMutex mutex; /**< Codec mutex */
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};
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/**
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* @brief Defines Codec private data.
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*
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* @since 1.0
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* @version 1.0
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*/
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struct CodecData {
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const char *drvCodecName; /**< Codec driver name */
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/**
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* @brief Defines Codec device init.
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*
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* @param audioCard Indicates a audio card device.
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* @param codec Indicates a codec device.
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*
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* @return Returns <b>0</b> if codec device init success; returns a non-zero value otherwise.
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*
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* @since 1.0
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* @version 1.0
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*/
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int32_t (*Init)(struct AudioCard *audioCard, const struct CodecDevice *codec);
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/**
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* @brief Defines Codec device reg read.
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*
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* @param virtualAddress Indicates base reg IoRemap address.
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* @param reg Indicates reg offset.
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* @param value Indicates read reg value.
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*
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* @return Returns <b>0</b> if codec device read reg success; returns a non-zero value otherwise.
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*
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* @since 1.0
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* @version 1.0
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*/
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int32_t (*Read)(unsigned long virtualAddress, uint32_t reg, uint32_t *value);
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/**
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* @brief Defines Codec device reg write.
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*
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* @param virtualAddress Indicates base reg IoRemap address.
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* @param reg Indicates reg offset.
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* @param value Indicates write reg value.
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*
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* @return Returns <b>0</b> if codec device write reg success; returns a non-zero value otherwise.
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*
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* @since 1.0
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* @version 1.0
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*/
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int32_t (*Write)(unsigned long virtualAddress, uint32_t reg, uint32_t value);
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struct AudioKcontrol *controls; /**< Codec control structure array pointer */
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int numControls; /**< Number of array elements of Codec controls */
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struct AudioSapmComponent *sapmComponents; /**< Codec power management component array pointer */
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int numSapmComponent; /**< Number of array elements of codec power management component */
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const struct AudioSapmRoute *sapmRoutes; /**< Codec power management route array pointer */
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int numSapmRoutes; /**< Number of power management route array elements */
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unsigned long virtualAddress; /**< Codec base reg IoRemap address */
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struct AudioRegCfgData *regConfig; /**< Codec registers configured in HCS */
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struct AudioRegCfgGroupNode **regCfgGroup; /**< Codec register group configured in HCS */
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};
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/**
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* @brief Defines Codec host in audio driver.
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*
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* @since 1.0
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* @version 1.0
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*/
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struct CodecHost {
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struct IDeviceIoService service; /**< Services provided by codec */
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struct HdfDeviceObject *device; /**< HDF device */
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void *priv; /**< Codec private data interface */
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};
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif
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#endif /* __cplusplus */
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#endif /* CODEC_CORE_H */
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