Commit 192a7122 authored by Rob Herring's avatar Rob Herring Committed by Takashi Iwai
Browse files

ALSA: aoa: Remove direct OF name and type accesses 



Convert soundbus uevent and sysfs OF node name and device type usage to
use printf specifier and helper functions instead of directly accessing
the name and type pointers. This will allow the eventual removal of the
pointers.

Signed-off-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 917bb90c

sound/aoa/soundbus/core.c

+1 −1
Original line number Diff line number Diff line
@@ -74,7 +74,7 @@ static int soundbus_uevent(struct device *dev, struct kobj_uevent_env *env) 
	of = &soundbus_dev->ofdev;



	/* stuff we want to pass to /sbin/hotplug */

	retval = add_uevent_var(env, "OF_NAME=%s", of->dev.of_node->name);

	retval = add_uevent_var(env, "OF_NAME=%pOFn", of->dev.of_node);

	if (retval)

		return retval;

sound/aoa/soundbus/sysfs.c

+21 −13
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

#include <linux/kernel.h>

#include <linux/of.h>

#include <linux/stat.h>

/* FIX UP */

#include "soundbus.h"



#define soundbus_config_of_attr(field, format_string)			\

static ssize_t								\

field##_show (struct device *dev, struct device_attribute *attr,	\

              char *buf)						\

{									\

	struct soundbus_dev *mdev = to_soundbus_device (dev);		\

	return sprintf (buf, format_string, mdev->ofdev.dev.of_node->field); \

}



static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,

			     char *buf)

{
@@ -25,17 +17,33 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, 
		strcat(buf, "\n");

		length = strlen(buf);

	} else {

		length = sprintf(buf, "of:N%sT%s\n",

				 of->dev.of_node->name, of->dev.of_node->type);

		length = sprintf(buf, "of:N%pOFn%c%s\n",

				 of->dev.of_node, 'T',

                                 of_node_get_device_type(of->dev.of_node));

	}



	return length;

}

static DEVICE_ATTR_RO(modalias);



soundbus_config_of_attr (name, "%s\n");

static ssize_t name_show(struct device *dev,

			 struct device_attribute *attr, char *buf)

{

	struct soundbus_dev *sdev = to_soundbus_device(dev);

	struct platform_device *of = &sdev->ofdev;



	return sprintf(buf, "%pOFn\n", of->dev.of_node);

}

static DEVICE_ATTR_RO(name);

soundbus_config_of_attr (type, "%s\n");



static ssize_t type_show(struct device *dev,

			 struct device_attribute *attr, char *buf)

{

	struct soundbus_dev *sdev = to_soundbus_device(dev);

	struct platform_device *of = &sdev->ofdev;



	return sprintf(buf, "%s\n", of_node_get_device_type(of->dev.of_node));

}

static DEVICE_ATTR_RO(type);



struct attribute *soundbus_dev_attrs[] = {

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