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- /*
- * Copyright (C) 2017-2019 Alibaba Group Holding Limited
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Change Logs:
- * Date Author Notes
- * 2020-08-20 zx.chen Header File for Common Driver
- */
- #ifndef _DRV_COMMON_H_
- #define _DRV_COMMON_H_
- #include <stdint.h>
- #include <drv_errno.h>
- #ifdef __cplusplus
- extern "C" {
- #endif
- /// \details driver handle
- typedef void *drv_handle_t;
- #ifndef CONFIG_PARAM_NOT_CHECK
- #define HANDLE_PARAM_CHK(para, err) \
- do { \
- if ((int32_t)para == (int32_t)NULL) { \
- return (err); \
- } \
- } while (0)
- #define HANDLE_PARAM_CHK_NORETVAL(para, err) \
- do { \
- if ((int32_t)para == (int32_t)NULL) { \
- return; \
- } \
- } while (0)
- #else
- #define HANDLE_PARAM_CHK(para, err)
- #define HANDLE_PARAM_CHK_NORETVAL(para, err)
- #endif
- /**
- \brief General power states
- */
- typedef enum
- {
- DRV_POWER_OFF, ///< Power off: no operation possible
- DRV_POWER_LOW, ///< Low Power mode: retain state, detect and signal wake-up events
- DRV_POWER_FULL, ///< Power on: full operation at maximum performance
- DRV_POWER_SUSPEND, ///< Power suspend: power saving operation
- } csi_power_stat_e;
- #ifdef __cplusplus
- }
- #endif
- #endif /* _DRV_COMMON_H */
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