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63 lines
1.8 KiB
Diff
63 lines
1.8 KiB
Diff
From 3cfa0a9d4b4cc30ec735c5c9535ff493bae24d08 Mon Sep 17 00:00:00 2001
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From: Hauke Mehrtens <hauke@hauke-m.de>
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Date: Sat, 27 Nov 2010 18:14:23 +0100
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Subject: [PATCH] ssb: Add sysfs attributes to ssb devices
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Make it possible to read out the attributes, till now only show on
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dmesg, through sysfs.
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This patch was some time in OpenWrt.
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Signed-off-by: Bernhard Loos <bernhardloos@googlemail.com>
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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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---
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drivers/ssb/main.c | 30 ++++++++++++++++++++++++++++++
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1 files changed, 30 insertions(+), 0 deletions(-)
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--- a/drivers/ssb/main.c
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+++ b/drivers/ssb/main.c
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@@ -383,6 +383,35 @@ static int ssb_device_uevent(struct devi
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ssb_dev->id.revision);
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}
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+#define ssb_config_attr(attrib, field, format_string) \
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+static ssize_t \
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+attrib##_show(struct device *dev, struct device_attribute *attr, char *buf) \
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+{ \
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+ return sprintf(buf, format_string, dev_to_ssb_dev(dev)->field); \
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+}
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+
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+ssb_config_attr(core_num, core_index, "%u\n")
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+ssb_config_attr(coreid, id.coreid, "0x%04x\n")
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+ssb_config_attr(vendor, id.vendor, "0x%04x\n")
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+ssb_config_attr(revision, id.revision, "%u\n")
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+ssb_config_attr(irq, irq, "%u\n")
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+static ssize_t
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+name_show(struct device *dev, struct device_attribute *attr, char *buf)
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+{
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+ return sprintf(buf, "%s\n",
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+ ssb_core_name(dev_to_ssb_dev(dev)->id.coreid));
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+}
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+
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+static struct device_attribute ssb_device_attrs[] = {
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+ __ATTR_RO(name),
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+ __ATTR_RO(core_num),
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+ __ATTR_RO(coreid),
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+ __ATTR_RO(vendor),
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+ __ATTR_RO(revision),
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+ __ATTR_RO(irq),
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+ __ATTR_NULL,
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+};
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+
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static struct bus_type ssb_bustype = {
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.name = "ssb",
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.match = ssb_bus_match,
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@@ -392,6 +421,7 @@ static struct bus_type ssb_bustype = {
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.suspend = ssb_device_suspend,
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.resume = ssb_device_resume,
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.uevent = ssb_device_uevent,
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+ .dev_attrs = ssb_device_attrs,
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};
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static void ssb_buses_lock(void)
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