diff mbox series

[16/26] habanalabs: define traces for COMMS protocol

Message ID 20221208151350.1833823-16-ogabbay@kernel.org
State New
Headers
Series [01/26] habanalabs/gaudi2: fix BMON 3rd address range |

Commit Message

Oded Gabbay Dec. 8, 2022, 3:13 p.m. UTC 
  From: Ohad Sharabi <osharabi@habana.ai>

As the COMMS protocol is being used more widely in our driver,
an available debug tool for the handshake will be handy.

This commit defines tracepoints to various key points of the COMMS
protocol.

Signed-off-by: Ohad Sharabi <osharabi@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
---
 include/trace/events/habanalabs.h | 36 +++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
diff mbox series

Patch

diff --git a/include/trace/events/habanalabs.h b/include/trace/events/habanalabs.h
index f05c5fa668a2..10233e13cee4 100644
--- a/include/trace/events/habanalabs.h
+++ b/include/trace/events/habanalabs.h
@@ -87,6 +87,42 @@  DEFINE_EVENT(habanalabs_dma_alloc_template, habanalabs_dma_free,
 	TP_PROTO(struct device *dev, u64 cpu_addr, u64 dma_addr, size_t size, const char *caller),
 	TP_ARGS(dev, cpu_addr, dma_addr, size, caller));
 
+DECLARE_EVENT_CLASS(habanalabs_comms_template,
+	TP_PROTO(struct device *dev, char *op_str),
+
+	TP_ARGS(dev, op_str),
+
+	TP_STRUCT__entry(
+		__string(dname, dev_name(dev))
+		__field(char *, op_str)
+	),
+
+	TP_fast_assign(
+		__assign_str(dname, dev_name(dev));
+		__entry->op_str = op_str;
+	),
+
+	TP_printk("%s: cms: %s",
+		__get_str(dname),
+		__entry->op_str)
+);
+
+DEFINE_EVENT(habanalabs_comms_template, habanalabs_comms_protocol_cmd,
+	TP_PROTO(struct device *dev, char *op_str),
+	TP_ARGS(dev, op_str));
+
+DEFINE_EVENT(habanalabs_comms_template, habanalabs_comms_send_cmd,
+	TP_PROTO(struct device *dev, char *op_str),
+	TP_ARGS(dev, op_str));
+
+DEFINE_EVENT(habanalabs_comms_template, habanalabs_comms_wait_status,
+	TP_PROTO(struct device *dev, char *op_str),
+	TP_ARGS(dev, op_str));
+
+DEFINE_EVENT(habanalabs_comms_template, habanalabs_comms_wait_status_done,
+	TP_PROTO(struct device *dev, char *op_str),
+	TP_ARGS(dev, op_str));
+
 #endif /* if !defined(_TRACE_HABANALABS_H) || defined(TRACE_HEADER_MULTI_READ) */
 
 /* This part must be outside protection */