linux-kernel - [PATCH v5 2/9] i2c: atr: find_mapping() -> get

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Message-ID: <20250507121917.2364416-3-demonsingur@gmail.com>
Date: Wed,  7 May 2025 15:19:08 +0300
From: Cosmin Tanislav <demonsingur@...il.com>
To: 
Cc: Wolfram Sang <wsa+renesas@...g-engineering.com>,
	Tomi Valkeinen <tomi.valkeinen@...asonboard.com>,
	Luca Ceresoli <luca.ceresoli@...tlin.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Romain Gantois <romain.gantois@...tlin.com>,
	Arnd Bergmann <arnd@...db.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-media@...r.kernel.org,
	Cosmin Tanislav <demonsingur@...il.com>
Subject: [PATCH v5 2/9] i2c: atr: find_mapping() -> get_mapping()

A find operation implies that a null result is not an error.

Use get naming to clarify things and to prepare for splitting up the
logic inside this function.

Signed-off-by: Cosmin Tanislav <demonsingur@...il.com>
Reviewed-by: Luca Ceresoli <luca.ceresoli@...tlin.com>
---
 drivers/i2c/i2c-atr.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/i2c/i2c-atr.c b/drivers/i2c/i2c-atr.c
index a79ca87e8bbd..939fb95fe781 100644
--- a/drivers/i2c/i2c-atr.c
+++ b/drivers/i2c/i2c-atr.c
@@ -241,7 +241,7 @@ static void i2c_atr_release_alias(struct i2c_atr_alias_pool *alias_pool, u16 ali
 
 /* Must be called with alias_pairs_lock held */
 static struct i2c_atr_alias_pair *
-i2c_atr_find_mapping_by_addr(struct i2c_atr_chan *chan, u16 addr)
+i2c_atr_get_mapping_by_addr(struct i2c_atr_chan *chan, u16 addr)
 {
 	struct i2c_atr *atr = chan->atr;
 	struct i2c_atr_alias_pair *c2a;
@@ -339,7 +339,7 @@ static int i2c_atr_map_msgs(struct i2c_atr_chan *chan, struct i2c_msg *msgs,
 	for (i = 0; i < num; i++) {
 		chan->orig_addrs[i] = msgs[i].addr;
 
-		c2a = i2c_atr_find_mapping_by_addr(chan, msgs[i].addr);
+		c2a = i2c_atr_get_mapping_by_addr(chan, msgs[i].addr);
 
 		if (!c2a) {
 			dev_err(atr->dev, "client 0x%02x not mapped!\n",
@@ -432,7 +432,7 @@ static int i2c_atr_smbus_xfer(struct i2c_adapter *adap, u16 addr,
 
 	mutex_lock(&chan->alias_pairs_lock);
 
-	c2a = i2c_atr_find_mapping_by_addr(chan, addr);
+	c2a = i2c_atr_get_mapping_by_addr(chan, addr);
 
 	if (!c2a) {
 		dev_err(atr->dev, "client 0x%02x not mapped!\n", addr);
@@ -540,7 +540,7 @@ static void i2c_atr_detach_addr(struct i2c_adapter *adapter,
 
 	mutex_lock(&chan->alias_pairs_lock);
 
-	c2a = i2c_atr_find_mapping_by_addr(chan, addr);
+	c2a = i2c_atr_get_mapping_by_addr(chan, addr);
 	if (!c2a) {
 		 /* This should never happen */
 		dev_warn(atr->dev, "Unable to find address mapping\n");
-- 
2.49.0