netdev - [RFC 2/2] i2400m: use devlink health reporter

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Message-Id: <20200519211531.3702593-2-kuba@kernel.org>
Date:   Tue, 19 May 2020 14:15:31 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     mcgrof@...nel.org
Cc:     johannes@...solutions.net, derosier@...il.com,
        greearb@...delatech.com, jeyu@...nel.org,
        akpm@...ux-foundation.org, arnd@...db.de, rostedt@...dmis.org,
        mingo@...hat.com, aquini@...hat.com, cai@....pw, dyoung@...hat.com,
        bhe@...hat.com, peterz@...radead.org, tglx@...utronix.de,
        gpiccoli@...onical.com, pmladek@...e.com, tiwai@...e.de,
        schlad@...e.de, andriy.shevchenko@...ux.intel.com,
        keescook@...omium.org, daniel.vetter@...ll.ch, will@...nel.org,
        mchehab+samsung@...nel.org, kvalo@...eaurora.org,
        davem@...emloft.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org,
        ath10k@...ts.infradead.org, jiri@...nulli.us,
        briannorris@...omium.org, Jakub Kicinski <kuba@...nel.org>
Subject: [RFC 2/2] i2400m: use devlink health reporter

It builds.

Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
 drivers/net/wimax/i2400m/rx.c  | 2 ++
 drivers/net/wimax/i2400m/usb.c | 5 +++++
 2 files changed, 7 insertions(+)

diff --git a/drivers/net/wimax/i2400m/rx.c b/drivers/net/wimax/i2400m/rx.c
index c9fb619a9e01..cc7fe78f2df0 100644
--- a/drivers/net/wimax/i2400m/rx.c
+++ b/drivers/net/wimax/i2400m/rx.c
@@ -144,6 +144,7 @@
  *       i2400m_msg_size_check
  *       wimax_msg
  */
+#include <linux/devlink.h>
 #include <linux/slab.h>
 #include <linux/kernel.h>
 #include <linux/if_arp.h>
@@ -712,6 +713,7 @@ void __i2400m_roq_queue(struct i2400m *i2400m, struct i2400m_roq *roq,
 	dev_err(dev, "SW BUG? failed to insert packet\n");
 	dev_err(dev, "ERX: roq %p [ws %u] skb %p nsn %d sn %u\n",
 		roq, roq->ws, skb, nsn, roq_data->sn);
+	devlink_simple_fw_reporter_report_crash(dev);
 	skb_queue_walk(&roq->queue, skb_itr) {
 		roq_data_itr = (struct i2400m_roq_data *) &skb_itr->cb;
 		nsn_itr = __i2400m_roq_nsn(roq, roq_data_itr->sn);
diff --git a/drivers/net/wimax/i2400m/usb.c b/drivers/net/wimax/i2400m/usb.c
index 9659f9e1aaa6..5c811dccbf1d 100644
--- a/drivers/net/wimax/i2400m/usb.c
+++ b/drivers/net/wimax/i2400m/usb.c
@@ -49,6 +49,7 @@
  *   usb_reset_device()
  */
 #include "i2400m-usb.h"
+#include <linux/devlink.h>
 #include <linux/wimax/i2400m.h>
 #include <linux/debugfs.h>
 #include <linux/slab.h>
@@ -423,6 +424,8 @@ int i2400mu_probe(struct usb_interface *iface,
 	if (usb_dev->speed != USB_SPEED_HIGH)
 		dev_err(dev, "device not connected as high speed\n");
 
+	devlink_simple_fw_reporter_prepare(dev);
+
 	/* Allocate instance [calls i2400m_netdev_setup() on it]. */
 	result = -ENOMEM;
 	net_dev = alloc_netdev(sizeof(*i2400mu), "wmx%d", NET_NAME_UNKNOWN,
@@ -506,6 +509,7 @@ int i2400mu_probe(struct usb_interface *iface,
 	usb_put_dev(i2400mu->usb_dev);
 	free_netdev(net_dev);
 error_alloc_netdev:
+	devlink_simple_fw_reporter_cleanup(dev);
 	return result;
 }
 
@@ -532,6 +536,7 @@ void i2400mu_disconnect(struct usb_interface *iface)
 	usb_set_intfdata(iface, NULL);
 	usb_put_dev(i2400mu->usb_dev);
 	free_netdev(net_dev);
+	devlink_simple_fw_reporter_cleanup(dev);
 	d_fnend(3, dev, "(iface %p i2400m %p) = void\n", iface, i2400m);
 }
 
-- 
2.25.4