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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: alsa-devel@alsa-project.org
Cc: linux-kernel@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Dan Williams <dan.j.williams@intel.com>,
	Vinod Koul <vkoul@kernel.org>,
	Bard Liao <yung-chuan.liao@linux.intel.com>,
	Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
	Sanyog Kale <sanyog.r.kale@intel.com>
Subject: [PATCH 5/6] soundwire: sysfs: remove sdw_slave_sysfs_init()
Date: Tue, 30 Jan 2024 10:46:31 -0800
Message-ID: <2024013030-denatured-swaddling-b047@gregkh>
In-Reply-To: <2024013025-spoiling-exact-ad20@gregkh>
References: <2024013025-spoiling-exact-ad20@gregkh>
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Now that sdw_slave_sysfs_init() only calls sdw_slave_sysfs_dpn_init(),
just do that instead and remove sdw_slave_sysfs_init() to get it out of
the way to save a bit of logic and code size.

Cc: Vinod Koul <vkoul@kernel.org>
Cc: Bard Liao <yung-chuan.liao@linux.intel.com>
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Cc: Sanyog Kale <sanyog.r.kale@intel.com>
Cc: alsa-devel@alsa-project.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/soundwire/bus_type.c        |  4 ++--
 drivers/soundwire/sysfs_local.h     |  1 -
 drivers/soundwire/sysfs_slave.c     | 13 -------------
 drivers/soundwire/sysfs_slave_dpn.c |  3 +++
 4 files changed, 5 insertions(+), 16 deletions(-)

diff --git a/drivers/soundwire/bus_type.c b/drivers/soundwire/bus_type.c
index 5abe5593395a..6085eb8c8d85 100644
--- a/drivers/soundwire/bus_type.c
+++ b/drivers/soundwire/bus_type.c
@@ -126,8 +126,8 @@ static int sdw_drv_probe(struct device *dev)
 	if (slave->prop.use_domain_irq)
 		sdw_irq_create_mapping(slave);
 
-	/* init the sysfs as we have properties now */
-	ret = sdw_slave_sysfs_init(slave);
+	/* init the dynamic sysfs attributes we need */
+	ret = sdw_slave_sysfs_dpn_init(slave);
 	if (ret < 0)
 		dev_warn(dev, "Slave sysfs init failed:%d\n", ret);
 
diff --git a/drivers/soundwire/sysfs_local.h b/drivers/soundwire/sysfs_local.h
index 3ab8658a7782..fa048e112629 100644
--- a/drivers/soundwire/sysfs_local.h
+++ b/drivers/soundwire/sysfs_local.h
@@ -15,7 +15,6 @@ extern const struct attribute_group *sdw_slave_status_attr_groups[];
 extern const struct attribute_group *sdw_attr_groups[];
 
 /* additional device-managed properties reported after driver probe */
-int sdw_slave_sysfs_init(struct sdw_slave *slave);
 int sdw_slave_sysfs_dpn_init(struct sdw_slave *slave);
 
 #endif /* __SDW_SYSFS_LOCAL_H */
diff --git a/drivers/soundwire/sysfs_slave.c b/drivers/soundwire/sysfs_slave.c
index 3afc0dc06c98..0eefc205f697 100644
--- a/drivers/soundwire/sysfs_slave.c
+++ b/drivers/soundwire/sysfs_slave.c
@@ -221,19 +221,6 @@ const struct attribute_group *sdw_attr_groups[] = {
 	NULL,
 };
 
-int sdw_slave_sysfs_init(struct sdw_slave *slave)
-{
-	int ret;
-
-	if (slave->prop.source_ports || slave->prop.sink_ports) {
-		ret = sdw_slave_sysfs_dpn_init(slave);
-		if (ret < 0)
-			return ret;
-	}
-
-	return 0;
-}
-
 /*
  * the status is shown in capital letters for UNATTACHED and RESERVED
  * on purpose, to highligh users to the fact that these status values
diff --git a/drivers/soundwire/sysfs_slave_dpn.c b/drivers/soundwire/sysfs_slave_dpn.c
index c4b6543c09fd..a3fb380ee519 100644
--- a/drivers/soundwire/sysfs_slave_dpn.c
+++ b/drivers/soundwire/sysfs_slave_dpn.c
@@ -283,6 +283,9 @@ int sdw_slave_sysfs_dpn_init(struct sdw_slave *slave)
 	int ret;
 	int i;
 
+	if (!slave->prop.source_ports && !slave->prop.sink_ports)
+		return 0;
+
 	mask = slave->prop.source_ports;
 	for_each_set_bit(i, &mask, 32) {
 		ret = add_all_attributes(&slave->dev, i, 1);
-- 
2.43.0