netdev - [net-next PATCH 1/4] octeontx2-af: convert dev

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Message-ID: <1747039315-3372-2-git-send-email-sbhatta@marvell.com>
Date: Mon, 12 May 2025 14:11:51 +0530
From: Subbaraya Sundeep <sbhatta@...vell.com>
To: <andrew+netdev@...n.ch>, <davem@...emloft.net>, <edumazet@...gle.com>,
        <kuba@...nel.org>, <pabeni@...hat.com>, <horms@...nel.org>,
        <gakula@...vell.com>, <hkelam@...vell.com>, <sgoutham@...vell.com>,
        <lcherian@...vell.com>, <bbhushan2@...vell.com>, <jerinj@...vell.com>
CC: <netdev@...r.kernel.org>, Subbaraya Sundeep <sbhatta@...vell.com>
Subject: [net-next PATCH 1/4] octeontx2-af: convert dev_dbg to tracepoint in mbox

Use tracepoint instead of dev_dbg since the entire
mailbox code uses tracepoints for debugging.

Signed-off-by: Subbaraya Sundeep <sbhatta@...vell.com>
---
 drivers/net/ethernet/marvell/octeontx2/af/mbox.c      |  3 +--
 drivers/net/ethernet/marvell/octeontx2/af/rvu_trace.h | 11 +++++++++++
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.c b/drivers/net/ethernet/marvell/octeontx2/af/mbox.c
index 1e5aa53..5547d20 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.c
@@ -188,14 +188,13 @@ int otx2_mbox_wait_for_rsp(struct otx2_mbox *mbox, int devid)
 {
 	unsigned long timeout = jiffies + msecs_to_jiffies(MBOX_RSP_TIMEOUT);
 	struct otx2_mbox_dev *mdev = &mbox->dev[devid];
-	struct device *sender = &mbox->pdev->dev;
 
 	while (!time_after(jiffies, timeout)) {
 		if (mdev->num_msgs == mdev->msgs_acked)
 			return 0;
 		usleep_range(800, 1000);
 	}
-	dev_dbg(sender, "timed out while waiting for rsp\n");
+	trace_otx2_msg_wait_rsp(mbox->pdev);
 	return -EIO;
 }
 EXPORT_SYMBOL(otx2_mbox_wait_for_rsp);
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_trace.h b/drivers/net/ethernet/marvell/octeontx2/af/rvu_trace.h
index 5704520f..f3b28c1 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_trace.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_trace.h
@@ -95,6 +95,17 @@ TRACE_EVENT(otx2_msg_process,
 		      otx2_mbox_id2name(__entry->id), __entry->err)
 );
 
+TRACE_EVENT(otx2_msg_wait_rsp,
+	    TP_PROTO(const struct pci_dev *pdev),
+	    TP_ARGS(pdev),
+	    TP_STRUCT__entry(__string(dev, pci_name(pdev))
+	    ),
+	    TP_fast_assign(__assign_str(dev, pci_name(pdev))
+	    ),
+	    TP_printk("[%s] timed out while waiting for response\n",
+		      __get_str(dev))
+);
+
 #endif /* __RVU_TRACE_H */
 
 #undef TRACE_INCLUDE_PATH
-- 
2.7.4