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commit 3382752b40cc6ff56dcbc8a3c33f973557b50c6a Author: zhaohaiyang1 <[email protected]> AuthorDate: Thu Jun 20 14:11:02 2024 +0800 nuttx/can: add can controller state setting and getting in uppercan. add can controller state setting and getting in uppercan. Signed-off-by: zhaohaiyang1 <[email protected]> --- include/nuttx/can/can.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/include/nuttx/can/can.h b/include/nuttx/can/can.h index 9ded0040f9..ae007d16a3 100644 --- a/include/nuttx/can/can.h +++ b/include/nuttx/can/can.h @@ -257,6 +257,26 @@ * is returned with the errno variable set to indicate the * nature of the error. * Dependencies: None + * + * CANIOC_SET_STATE + * Description: Set specfic can controller state + * + * Argument: A pointer to an enumeration type that describes the CAN + * state + * returned Value: Zero (OK) is returned on success. Otherwise -1 (ERROR) + * is returned with the errno variable set to indicate the + * nature of the error. + * Dependencies: None + * + * CANIOC_GET_STATE + * Description: Get specfic can controller state + * + * Argument: A pointer to an enumeration type that describes the CAN + * state + * returned Value: Zero (OK) is returned on success. Otherwise -1 (ERROR) + * is returned with the errno variable set to indicate the + * nature of the error. + * Dependencies: None */ #define CANIOC_RTR _CANIOC(1) @@ -274,6 +294,8 @@ #define CANIOC_IFLUSH _CANIOC(13) #define CANIOC_OFLUSH _CANIOC(14) #define CANIOC_IOFLUSH _CANIOC(15) +#define CANIOC_SET_STATE _CANIOC(16) +#define CANIOC_GET_STATE _CANIOC(17) #define CAN_FIRST 0x0001 /* First common command */ #define CAN_NCMDS 15 /* 16 common commands */ @@ -449,6 +471,14 @@ #define CAN_FILTER_DUAL 1 /* Dual address match */ #define CAN_FILTER_RANGE 2 /* Match a range of addresses */ +/* the state is default state. Indicates that the can controller is closed */ + +#define CAN_STATE_STOP 0 + +/* Indicates that the can controller is in the awake state */ + +#define CAN_STATE_START 1 + /* CAN bit timing support ***************************************************/ #define CAN_BITTIMING_NOMINAL 0 /* Specifies nominal bittiming */
