linux-kernel - [PATCH 08/11] NFC: pn533: reduce output when stopping poll

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Date:	Thu, 21 Apr 2016 16:43:56 +0200
From:	Michael Thalmeier <michael.thalmeier@...e.at>
To:	Samuel Ortiz <sameo@...ux.intel.com>
Cc:	Lauro Ramos Venancio <lauro.venancio@...nbossa.org>,
	Aloisio Almeida Jr <aloisio.almeida@...nbossa.org>,
	linux-kernel@...r.kernel.org, linux-nfc@...ts.01.org,
	michael@...lmeier.at
Subject: [PATCH 08/11] NFC: pn533: reduce output when stopping poll

Handle return codes for stopped polling operations better to reduce logging
activity.

Signed-off-by: Michael Thalmeier <michael.thalmeier@...e.at>
---
 drivers/nfc/pn533/pn533.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c
index d1cc70a..c06d22f 100644
--- a/drivers/nfc/pn533/pn533.c
+++ b/drivers/nfc/pn533/pn533.c
@@ -1259,7 +1259,8 @@ static int pn533_rf_complete(struct pn533 *dev, void *arg,
 	if (IS_ERR(resp)) {
 		rc = PTR_ERR(resp);
 
-		nfc_err(dev->dev, "RF setting error %d\n", rc);
+		if (rc != -ENOENT)
+			nfc_err(dev->dev, "RF setting error %d\n", rc);
 
 		return rc;
 	}
@@ -1416,9 +1417,6 @@ static int pn533_poll_complete(struct pn533 *dev, void *arg,
 	if (IS_ERR(resp)) {
 		rc = PTR_ERR(resp);
 
-		nfc_err(dev->dev, "%s  Poll complete error %d\n",
-			__func__, rc);
-
 		if (rc == -ENOENT) {
 			if (dev->poll_mod_count != 0)
 				return rc;
@@ -1457,7 +1455,7 @@ done:
 	return rc;
 
 stop_poll:
-	nfc_err(dev->dev, "Polling operation has been stopped\n");
+	dev_dbg(dev->dev, "Polling operation has been stopped\n");
 
 	pn533_poll_reset_mod_list(dev);
 	dev->poll_protocols = 0;
-- 
2.5.5