drv_common.h 2.0 KB

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  1. /*
  2. * Copyright (C) 2017-2019 Alibaba Group Holding Limited
  3. *
  4. * SPDX-License-Identifier: Apache-2.0
  5. *
  6. * Change Logs:
  7. * Date Author Notes
  8. * 2020-08-20 zx.chen Header File for Common Driver
  9. */
  10. #ifndef _DRV_COMMON_H_
  11. #define _DRV_COMMON_H_
  12. #include <stdint.h>
  13. #include <drv_errno.h>
  14. #ifdef __cplusplus
  15. extern "C" {
  16. #endif
  17. /// \details driver handle
  18. typedef void *drv_handle_t;
  19. #ifndef CONFIG_PARAM_NOT_CHECK
  20. #define HANDLE_PARAM_CHK(para, err) \
  21. do { \
  22. if ((int32_t)para == (int32_t)NULL) { \
  23. return (err); \
  24. } \
  25. } while (0)
  26. #define HANDLE_PARAM_CHK_NORETVAL(para, err) \
  27. do { \
  28. if ((int32_t)para == (int32_t)NULL) { \
  29. return; \
  30. } \
  31. } while (0)
  32. #else
  33. #define HANDLE_PARAM_CHK(para, err)
  34. #define HANDLE_PARAM_CHK_NORETVAL(para, err)
  35. #endif
  36. /**
  37. \brief General power states
  38. */
  39. typedef enum
  40. {
  41. DRV_POWER_OFF, ///< Power off: no operation possible
  42. DRV_POWER_LOW, ///< Low Power mode: retain state, detect and signal wake-up events
  43. DRV_POWER_FULL, ///< Power on: full operation at maximum performance
  44. DRV_POWER_SUSPEND, ///< Power suspend: power saving operation
  45. } csi_power_stat_e;
  46. #ifdef __cplusplus
  47. }
  48. #endif
  49. #endif /* _DRV_COMMON_H */