Rate and give feedback:
Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document.
Note: Even the most advanced machine translation cannot match the quality of professional translators.
Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
dcmi_get_version Prototype
Syntax
int dcmi_get_version(int card_id, int device_id, char* version_str, unsigned int version_len, int *len )
Function
Queries the chip driver version.
Parameter Description
Parameter |
Input/Output |
Type |
Description |
|---|---|---|---|
card_id |
Input |
int |
ID of the Atlas 300T training card (model 9000). Query the supported IDs by referring to dcmi_get_card_num_list Prototype. |
device_id |
Input |
int |
Chip ID. The value is 0 (there is only one chip). Query the actually supported range by referring to dcmi_get_device_num_in_card Prototype. |
version_str |
Output |
char * |
Driver version. The space is allocated by the user. The size is 64 bytes. |
version_len |
Input |
unsigned int |
Length applied by a user for version_str. |
len |
Output |
int * |
Returns the length of the version number. |
Return Value
Type |
Description |
|---|---|
int |
Results:
|
Exception Handling
N/A
Constraints
N/A
Calling Example
int ret = 0;
int len = -1;
int card_id = 0x56;
int device_id = 0;
unsigned char version_str[64] = {0};
ret = dcmi_get_version(card_id, device_id, version_str, 64, &len);
if(ret != 0) {
//todo: records logs
return ret;
}
...
