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Commit aa3bf280 authored by Hauke Mehrtens's avatar Hauke Mehrtens Committed by John W. Linville
Browse files

ssb: Add sysfs attributes to ssb devices 



Make it possible to read out the attributes, till now only show on
dmesg, through sysfs.

This patch was some time in OpenWrt.

Signed-off-by: default avatarBernhard Loos <bernhardloos@googlemail.com>
Signed-off-by: default avatarHauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 172c69a4

drivers/ssb/main.c

+30 −0
Original line number Diff line number Diff line
@@ -383,6 +383,35 @@ static int ssb_device_uevent(struct device *dev, struct kobj_uevent_env *env) 
			     ssb_dev->id.revision);

}



#define ssb_config_attr(attrib, field, format_string) \

static ssize_t \

attrib##_show(struct device *dev, struct device_attribute *attr, char *buf) \

{ \

	return sprintf(buf, format_string, dev_to_ssb_dev(dev)->field); \

}



ssb_config_attr(core_num, core_index, "%u\n")

ssb_config_attr(coreid, id.coreid, "0x%04x\n")

ssb_config_attr(vendor, id.vendor, "0x%04x\n")

ssb_config_attr(revision, id.revision, "%u\n")

ssb_config_attr(irq, irq, "%u\n")

static ssize_t

name_show(struct device *dev, struct device_attribute *attr, char *buf)

{

	return sprintf(buf, "%s\n",

		       ssb_core_name(dev_to_ssb_dev(dev)->id.coreid));

}



static struct device_attribute ssb_device_attrs[] = {

	__ATTR_RO(name),

	__ATTR_RO(core_num),

	__ATTR_RO(coreid),

	__ATTR_RO(vendor),

	__ATTR_RO(revision),

	__ATTR_RO(irq),

	__ATTR_NULL,

};



static struct bus_type ssb_bustype = {

	.name		= "ssb",

	.match		= ssb_bus_match,
@@ -392,6 +421,7 @@ static struct bus_type ssb_bustype = { 
	.suspend	= ssb_device_suspend,

	.resume		= ssb_device_resume,

	.uevent		= ssb_device_uevent,

	.dev_attrs	= ssb_device_attrs,

};



static void ssb_buses_lock(void)