ALSA/hda: intel-sdw-acpi: fetch fwnode once in sdw_intel_scan_controller()

Optimize a bit by using an intermediate 'fwnode' variable.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/20241001070611.63288-3-yung-chuan.liao@linux.intel.com

Author: plbossart

sound/hda/intel-sdw-acpi.c

@@ -56,15 +56,17 @@ static int
 sdw_intel_scan_controller(struct sdw_intel_acpi_info *info)
 {
 	struct acpi_device *adev = acpi_fetch_acpi_dev(info->handle);
+	struct fwnode_handle *fwnode;
 	u8 count, i;
 	int ret;
 
 	if (!adev)
 		return -EINVAL;
 
+	fwnode = acpi_fwnode_handle(adev);
+
 	/* Found controller, find links supported */
-	ret = fwnode_property_read_u8_array(acpi_fwnode_handle(adev),
-					    "mipi-sdw-master-count", &count, 1);
+	ret = fwnode_property_read_u8_array(fwnode, "mipi-sdw-master-count", &count, 1);
 
 	/*
 	 * In theory we could check the number of links supported in
@@ -107,7 +109,7 @@ sdw_intel_scan_controller(struct sdw_intel_acpi_info *info)
 			continue;
 		}
 
-		if (!is_link_enabled(acpi_fwnode_handle(adev), i)) {
+		if (!is_link_enabled(fwnode, i)) {
 			dev_dbg(&adev->dev,
 				"Link %d not selected in firmware\n", i);
 			continue;