[PATCH v7 05/16] firmware: arm_scmi: Use new trace event scmi_xfer_response_wait

Cristian Marussi cristian.marussi at arm.com
Mon Nov 29 11:11:45 PST 2021


Use new trace event to mark start of waiting for response section.

Signed-off-by: Cristian Marussi <cristian.marussi at arm.com>
---
v5 --> v6
- removed atomic flag / poll is enough
- added timeout field
v4 --> v5
- consider atomic_enable flag too
---
 drivers/firmware/arm_scmi/driver.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index 9a8d6bfd4ebb..476b91845e40 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -757,6 +757,11 @@ static int scmi_wait_for_message_response(struct scmi_chan_info *cinfo,
 	struct device *dev = info->dev;
 	int ret = 0, timeout_ms = info->desc->max_rx_timeout_ms;
 
+	trace_scmi_xfer_response_wait(xfer->transfer_id, xfer->hdr.id,
+				      xfer->hdr.protocol_id, xfer->hdr.seq,
+				      timeout_ms,
+				      xfer->hdr.poll_completion);
+
 	if (xfer->hdr.poll_completion) {
 		ktime_t stop = ktime_add_ms(ktime_get(), timeout_ms);
 
-- 
2.17.1




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