From baedee177e6c553af455865718971d9a9c75e537 Mon Sep 17 00:00:00 2001 From: Clemens Ladisch Date: Sun, 17 Jun 2012 16:40:36 +0200 Subject: firewire: core: add is_local sysfs device attribute Making this information available in sysfs allows to differentiate between controllers in the local and remote Linux PCs, and thus is useful for servers that are started with udev rules. Signed-off-by: Clemens Ladisch Signed-off-by: Stefan Richter --- drivers/firewire/core-device.c | 9 +++++++++ include/linux/firewire.h | 2 +- 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/firewire/core-device.c b/drivers/firewire/core-device.c index 4d460ef87161..7a05fd24d68b 100644 --- a/drivers/firewire/core-device.c +++ b/drivers/firewire/core-device.c @@ -398,6 +398,14 @@ static ssize_t guid_show(struct device *dev, return ret; } +static ssize_t is_local_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct fw_device *device = fw_device(dev); + + return sprintf(buf, "%u\n", device->is_local); +} + static int units_sprintf(char *buf, const u32 *directory) { struct fw_csr_iterator ci; @@ -447,6 +455,7 @@ static ssize_t units_show(struct device *dev, static struct device_attribute fw_device_attributes[] = { __ATTR_RO(config_rom), __ATTR_RO(guid), + __ATTR_RO(is_local), __ATTR_RO(units), __ATTR_NULL, }; diff --git a/include/linux/firewire.h b/include/linux/firewire.h index d77f60c6d1ed..cb2445e2e10e 100644 --- a/include/linux/firewire.h +++ b/include/linux/firewire.h @@ -138,7 +138,7 @@ struct fw_card { struct fw_attribute_group { struct attribute_group *groups[2]; struct attribute_group group; - struct attribute *attrs[12]; + struct attribute *attrs[13]; }; enum fw_device_state { -- cgit v1.2.3