diff options
| author | Tomer Tayar <ttayar@habana.ai> | 2019-07-01 13:59:45 +0000 |
|---|---|---|
| committer | Oded Gabbay <oded.gabbay@gmail.com> | 2019-07-01 13:59:45 +0000 |
| commit | e8960ca06bb22d0d84edf246b0bf395e8322e127 (patch) | |
| tree | 1026bbbd6ccc8241fe58bd3742353c647b459c5c /include/uapi/misc | |
| parent | 06deb86a748a1667d906af996775603f2bc34d00 (diff) | |
| download | linux-rt-e8960ca06bb22d0d84edf246b0bf395e8322e127.tar.gz | |
habanalabs: Add busy engines bitmask to HW idle IOCTL
The information which is currently provided as a response to the
"HL_INFO_HW_IDLE" IOCTL is merely a general boolean value.
This patch extends it and provides also a bitmask that indicates which
of the device engines are busy.
Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Diffstat (limited to 'include/uapi/misc')
| -rw-r--r-- | include/uapi/misc/habanalabs.h | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/include/uapi/misc/habanalabs.h b/include/uapi/misc/habanalabs.h index 204ab9b4ae67..3956c226ca35 100644 --- a/include/uapi/misc/habanalabs.h +++ b/include/uapi/misc/habanalabs.h @@ -45,6 +45,30 @@ enum goya_queue_id { GOYA_QUEUE_ID_SIZE }; +/* + * Engine Numbering + * + * Used in the "busy_engines_mask" field in `struct hl_info_hw_idle' + */ + +enum goya_engine_id { + GOYA_ENGINE_ID_DMA_0 = 0, + GOYA_ENGINE_ID_DMA_1, + GOYA_ENGINE_ID_DMA_2, + GOYA_ENGINE_ID_DMA_3, + GOYA_ENGINE_ID_DMA_4, + GOYA_ENGINE_ID_MME_0, + GOYA_ENGINE_ID_TPC_0, + GOYA_ENGINE_ID_TPC_1, + GOYA_ENGINE_ID_TPC_2, + GOYA_ENGINE_ID_TPC_3, + GOYA_ENGINE_ID_TPC_4, + GOYA_ENGINE_ID_TPC_5, + GOYA_ENGINE_ID_TPC_6, + GOYA_ENGINE_ID_TPC_7, + GOYA_ENGINE_ID_SIZE +}; + enum hl_device_status { HL_DEVICE_STATUS_OPERATIONAL, HL_DEVICE_STATUS_IN_RESET, @@ -86,7 +110,11 @@ struct hl_info_dram_usage { struct hl_info_hw_idle { __u32 is_idle; - __u32 pad; + /* + * Bitmask of busy engines. + * Bits definition is according to `enum <chip>_enging_id'. + */ + __u32 busy_engines_mask; }; struct hl_info_device_status { |