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habanalabs: count dropped CS because max CS in-flight

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There is a case where the user reaches the maximum number of CS in-flight.
In that case, the driver rejects the new CS of the user with EAGAIN. Count
that event so the user can query the driver later to see if it happened.

Reviewed-by: Tomer Tayar <ttayar@habana.ai>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Oded Gabbay
2020-09-22 18:49:52 +03:00
parent 0db575350c
commit 975ab7b32b
2 changed files with 6 additions and 1 deletions
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include/uapi/misc/habanalabs.h
+2
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@@ -401,12 +401,14 @@ struct hl_info_sync_manager {
* @parsing_drop_cnt: dropped due to error in packet parsing
* @queue_full_drop_cnt: dropped due to queue full
* @device_in_reset_drop_cnt: dropped due to device in reset
* @max_cs_in_flight_drop_cnt: dropped due to maximum CS in-flight
*/
struct hl_cs_counters {
__u64 out_of_mem_drop_cnt;
__u64 parsing_drop_cnt;
__u64 queue_full_drop_cnt;
__u64 device_in_reset_drop_cnt;
__u64 max_cs_in_flight_drop_cnt;
};
struct hl_info_cs_counters {