diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/misc/habanalabs.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/include/uapi/misc/habanalabs.h b/include/uapi/misc/habanalabs.h index 6eff4e05eccb..8c15a7d336a0 100644 --- a/include/uapi/misc/habanalabs.h +++ b/include/uapi/misc/habanalabs.h @@ -483,6 +483,8 @@ struct hl_info_args { #define HL_CB_OP_CREATE 0 /* Opcode to destroy previously created command buffer */ #define HL_CB_OP_DESTROY 1 +/* Opcode to retrieve information about a command buffer */ +#define HL_CB_OP_INFO 2 /* 2MB minus 32 bytes for 2xMSG_PROT */ #define HL_MAX_CB_SIZE (0x200000 - 32) @@ -506,8 +508,17 @@ struct hl_cb_in { }; struct hl_cb_out { - /* Handle of CB */ - __u64 cb_handle; + union { + /* Handle of CB */ + __u64 cb_handle; + + /* Information about CB */ + struct { + /* Usage count of CB */ + __u32 usage_cnt; + __u32 pad; + }; + }; }; union hl_cb_args { |