linux-kernel - [PATCH] sound: Convert to using %pOFn instead of device

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Message-Id: <20180828015252.28511-50-robh@kernel.org>
Date:   Mon, 27 Aug 2018 20:52:51 -0500
From:   Rob Herring <robh@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     Johannes Berg <johannes@...solutions.net>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, linuxppc-dev@...ts.ozlabs.org,
        alsa-devel@...a-project.org
Subject: [PATCH] sound: Convert to using %pOFn instead of device_node.name

In preparation to remove the node name pointer from struct device_node,
convert printf users to use the %pOFn format specifier.

Cc: Johannes Berg <johannes@...solutions.net>
Cc: Jaroslav Kysela <perex@...ex.cz>
Cc: Takashi Iwai <tiwai@...e.com>
Cc: linuxppc-dev@...ts.ozlabs.org
Cc: alsa-devel@...a-project.org
Signed-off-by: Rob Herring <robh@...nel.org>
---
 sound/aoa/soundbus/i2sbus/core.c | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/sound/aoa/soundbus/i2sbus/core.c b/sound/aoa/soundbus/i2sbus/core.c
index 000b58522106..bf32e1c74748 100644
--- a/sound/aoa/soundbus/i2sbus/core.c
+++ b/sound/aoa/soundbus/i2sbus/core.c
@@ -157,18 +157,19 @@ static int i2sbus_add_dev(struct macio_dev *macio,
 	struct device_node *child = NULL, *sound = NULL;
 	struct resource *r;
 	int i, layout = 0, rlen, ok = force;
-	static const char *rnames[] = { "i2sbus: %s (control)",
-					"i2sbus: %s (tx)",
-					"i2sbus: %s (rx)" };
+	char node_name[6];
+	static const char *rnames[] = { "i2sbus: %pOFn (control)",
+					"i2sbus: %pOFn (tx)",
+					"i2sbus: %pOFn (rx)" };
 	static irq_handler_t ints[] = {
 		i2sbus_bus_intr,
 		i2sbus_tx_intr,
 		i2sbus_rx_intr
 	};
 
-	if (strlen(np->name) != 5)
+	if (snprintf(node_name, sizeof(node_name), "%pOFn", np) != 5)
 		return 0;
-	if (strncmp(np->name, "i2s-", 4))
+	if (strncmp(np, "i2s-", 4))
 		return 0;
 
 	dev = kzalloc(sizeof(struct i2sbus_dev), GFP_KERNEL);
@@ -228,13 +229,13 @@ static int i2sbus_add_dev(struct macio_dev *macio,
 	dev->sound.pcmid = -1;
 	dev->macio = macio;
 	dev->control = control;
-	dev->bus_number = np->name[4] - 'a';
+	dev->bus_number = node_name[4] - 'a';
 	INIT_LIST_HEAD(&dev->sound.codec_list);
 
 	for (i = aoa_resource_i2smmio; i <= aoa_resource_rxdbdma; i++) {
 		dev->interrupts[i] = -1;
 		snprintf(dev->rnames[i], sizeof(dev->rnames[i]),
-			 rnames[i], np->name);
+			 rnames[i], np);
 	}
 	for (i = aoa_resource_i2smmio; i <= aoa_resource_rxdbdma; i++) {
 		int irq = irq_of_parse_and_map(np, i);
-- 
2.17.1