linux-kernel - [PATCH 1/3] firmware: arm_scmi: Review some virtio log messages

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Message-Id: <20210916103336.7243-1-cristian.marussi@arm.com>
Date:   Thu, 16 Sep 2021 11:33:34 +0100
From:   Cristian Marussi <cristian.marussi@....com>
To:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        virtualization@...ts.linux-foundation.org,
        virtio-dev@...ts.oasis-open.org
Cc:     sudeep.holla@....com, james.quinlan@...adcom.com,
        Jonathan.Cameron@...wei.com, f.fainelli@...il.com,
        etienne.carriere@...aro.org, vincent.guittot@...aro.org,
        souvik.chakravarty@....com, cristian.marussi@....com,
        igor.skalkin@...nsynergy.com, peter.hilber@...nsynergy.com,
        alex.bennee@...aro.org, jean-philippe@...aro.org,
        mikhail.golubev@...nsynergy.com, anton.yakovlev@...nsynergy.com,
        Vasyl.Vavrychuk@...nsynergy.com, Tryshnivskyy@...nsynergy.com,
        "Michael S. Tsirkin" <mst@...hat.com>
Subject: [PATCH 1/3] firmware: arm_scmi: Review some virtio log messages

Be more verbose avoiding to use _once flavour of dev_info/_err/_notice.
Remove usage of __func_ to identify which vqueue is referred in some error
messages and explicitly name the TX/RX vqueue.

Cc: "Michael S. Tsirkin" <mst@...hat.com>
Cc: Sudeep Holla <sudeep.holla@....com>
Signed-off-by: Cristian Marussi <cristian.marussi@....com>
---
Apply on sudeep/for-next/scmi on top of:

440320fdecdb ("firmware: arm_scmi: Fix virtio transport Kconfig dependency")
---
 drivers/firmware/arm_scmi/virtio.c | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

diff --git a/drivers/firmware/arm_scmi/virtio.c b/drivers/firmware/arm_scmi/virtio.c
index 224577f86928..9a758d294693 100644
--- a/drivers/firmware/arm_scmi/virtio.c
+++ b/drivers/firmware/arm_scmi/virtio.c
@@ -94,8 +94,8 @@ static int scmi_vio_feed_vq_rx(struct scmi_vio_channel *vioch,
 
 	rc = virtqueue_add_inbuf(vioch->vqueue, &sg_in, 1, msg, GFP_ATOMIC);
 	if (rc)
-		dev_err_once(vioch->cinfo->dev,
-			     "failed to add to virtqueue (%d)\n", rc);
+		dev_err(vioch->cinfo->dev,
+			"failed to add to RX virtqueue (%d)\n", rc);
 	else
 		virtqueue_kick(vioch->vqueue);
 
@@ -187,8 +187,8 @@ static unsigned int virtio_get_max_msg(struct scmi_chan_info *base_cinfo)
 static int virtio_link_supplier(struct device *dev)
 {
 	if (!scmi_vdev) {
-		dev_notice_once(dev,
-				"Deferring probe after not finding a bound scmi-virtio device\n");
+		dev_notice(dev,
+			   "Deferring probe after not finding a bound scmi-virtio device\n");
 		return -EPROBE_DEFER;
 	}
 
@@ -328,9 +328,8 @@ static int virtio_send_message(struct scmi_chan_info *cinfo,
 	rc = virtqueue_add_sgs(vioch->vqueue, sgs, 1, 1, msg, GFP_ATOMIC);
 	if (rc) {
 		list_add(&msg->list, &vioch->free_list);
-		dev_err_once(vioch->cinfo->dev,
-			     "%s() failed to add to virtqueue (%d)\n", __func__,
-			     rc);
+		dev_err(vioch->cinfo->dev,
+			"failed to add to TX virtqueue (%d)\n", rc);
 	} else {
 		virtqueue_kick(vioch->vqueue);
 	}
@@ -418,10 +417,10 @@ static int scmi_vio_probe(struct virtio_device *vdev)
 			sz /= DESCRIPTORS_PER_TX_MSG;
 
 		if (sz > MSG_TOKEN_MAX) {
-			dev_info_once(dev,
-				      "%s virtqueue could hold %d messages. Only %ld allowed to be pending.\n",
-				      channels[i].is_rx ? "rx" : "tx",
-				      sz, MSG_TOKEN_MAX);
+			dev_info(dev,
+				 "%s virtqueue could hold %d messages. Only %ld allowed to be pending.\n",
+				 channels[i].is_rx ? "rx" : "tx",
+				 sz, MSG_TOKEN_MAX);
 			sz = MSG_TOKEN_MAX;
 		}
 		channels[i].max_msg = sz;
-- 
2.17.1