Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 22083ca3 authored by Rama Aparna Mallavarapu's avatar Rama Aparna Mallavarapu
Browse files

Coresight: add support for device names 



Add support to read device names from device tree entries.
This allows using same names for CoreSight devices across different
targets.

Change-Id: Ide3da74533051db38e9a6c5904a7cab42b3be6c1
Signed-off-by: default avatarShashank Mittal <mittals@codeaurora.org>
Signed-off-by: default avatarRama Aparna Mallavarapu <aparnam@codeaurora.org>
parent db56f429

drivers/hwtracing/coresight/of_coresight.c

+10 −5
Original line number Diff line number Diff line 
/* Copyright (c) 2012, The Linux Foundation. All rights reserved.

/* Copyright (c) 2012, 2017 The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -143,9 +143,11 @@ of_get_coresight_platform_data(struct device *dev, 
	if (!pdata)

		return ERR_PTR(-ENOMEM);



	ret = of_property_read_string(node, "coresight-name", &pdata->name);

	if (ret) {

		/* Use device name as sysfs handle */

		pdata->name = dev_name(dev);



	}

	/* Get the number of input and output port for this component */

	of_coresight_get_ports(node, &pdata->nr_inport, &pdata->nr_outport);
@@ -194,6 +196,9 @@ of_get_coresight_platform_data(struct device *dev, 
			if (!rdev)

				return ERR_PTR(-EPROBE_DEFER);



			ret = of_property_read_string(rparent, "coresight-name",

						&pdata->child_names[i]);

			if (ret)

				pdata->child_names[i] = dev_name(rdev);

			pdata->child_ports[i] = rendpoint.id;