linux-kernel - [PATCH 03/19] soundwire: stream: simplify check on port range

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Message-Id: <20220126011715.28204-4-yung-chuan.liao@linux.intel.com>
Date:   Wed, 26 Jan 2022 09:16:59 +0800
From:   Bard Liao <yung-chuan.liao@...ux.intel.com>
To:     alsa-devel@...a-project.org, vkoul@...nel.org
Cc:     vinod.koul@...aro.org, linux-kernel@...r.kernel.org,
        gregkh@...uxfoundation.org, srinivas.kandagatla@...aro.org,
        pierre-louis.bossart@...ux.intel.com, sanyog.r.kale@...el.com,
        bard.liao@...el.com
Subject: [PATCH 03/19] soundwire: stream: simplify check on port range

From: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>

Pass the index directly to sdw_is_valid_port_range(), this will be
useful for further simplifications.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Reviewed-by: Rander Wang <rander.wang@...el.com>
Signed-off-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
---
 drivers/soundwire/stream.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c
index a75d3576bfcf..3ac2e5a66700 100644
--- a/drivers/soundwire/stream.c
+++ b/drivers/soundwire/stream.c
@@ -1177,12 +1177,10 @@ static int sdw_config_stream(struct device *dev,
 	return 0;
 }
 
-static int sdw_is_valid_port_range(struct device *dev,
-				   struct sdw_port_runtime *p_rt)
+static int sdw_is_valid_port_range(struct device *dev, int num)
 {
-	if (!SDW_VALID_PORT_RANGE(p_rt->num)) {
-		dev_err(dev,
-			"SoundWire: Invalid port number :%d\n", p_rt->num);
+	if (!SDW_VALID_PORT_RANGE(num)) {
+		dev_err(dev, "SoundWire: Invalid port number :%d\n", num);
 		return -EINVAL;
 	}
 
@@ -1249,7 +1247,7 @@ static int sdw_slave_port_config(struct sdw_slave *slave,
 		 * TODO: Check valid port range as defined by DisCo/
 		 * slave
 		 */
-		ret = sdw_is_valid_port_range(&slave->dev, p_rt);
+		ret = sdw_is_valid_port_range(&slave->dev, port_config[i].num);
 		if (ret < 0) {
 			kfree(p_rt);
 			return ret;
-- 
2.17.1