[PATCH 12/13] IB/core: Export a common fw_ver sysfs entry
From: <hidden>
Date: 2016-06-09 21:54:07
Subsystem:
infiniband subsystem, the rest · Maintainers:
Jason Gunthorpe, Leon Romanovsky, Linus Torvalds
Possibly related (same subject, not in this thread)
- 2016-06-14 · Re: [PATCH 12/13] IB/core: Export a common fw_ver sysfs entry · ira.weiny <hidden>
- 2016-06-14 · Re: [PATCH 12/13] IB/core: Export a common fw_ver sysfs entry · ira.weiny <hidden>
- 2016-06-10 · Re: [PATCH 12/13] IB/core: Export a common fw_ver sysfs entry · Leon Romanovsky <hidden>
- 2016-06-09 · Re: [PATCH 12/13] IB/core: Export a common fw_ver sysfs entry · Jason Gunthorpe <hidden>
From: Ira Weiny <redacted> Now that all the devices have stopped exporting their own sysfs entry points we can have the core export this on their behalf. Eventually this may be removed but this provides for backwards compatibility. Reviewed-by: Dennis Dalessandro <redacted> Signed-off-by: Ira Weiny <redacted> --- drivers/infiniband/core/sysfs.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index 5e573bb18660..462dbb64d71d 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c@@ -38,6 +38,7 @@ #include <linux/stat.h> #include <linux/string.h> #include <linux/netdevice.h> +#include <linux/ethtool.h> #include <rdma/ib_mad.h> #include <rdma/ib_pma.h>
@@ -1188,16 +1189,29 @@ static ssize_t set_node_desc(struct device *device, return count; } +static ssize_t show_fw_ver(struct device *device, struct device_attribute *attr, + char *buf) +{ + char tmp[ETHTOOL_FWVERS_LEN]; + struct ib_device *dev = container_of(device, struct ib_device, dev); + + ib_get_device_fw_str(dev, tmp, sizeof(tmp)); + + return scnprintf(buf, PAGE_SIZE, "%s\n", tmp); +} + static DEVICE_ATTR(node_type, S_IRUGO, show_node_type, NULL); static DEVICE_ATTR(sys_image_guid, S_IRUGO, show_sys_image_guid, NULL); static DEVICE_ATTR(node_guid, S_IRUGO, show_node_guid, NULL); static DEVICE_ATTR(node_desc, S_IRUGO | S_IWUSR, show_node_desc, set_node_desc); +static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL); static struct device_attribute *ib_class_attributes[] = { &dev_attr_node_type, &dev_attr_sys_image_guid, &dev_attr_node_guid, - &dev_attr_node_desc + &dev_attr_node_desc, + &dev_attr_fw_ver }; static void free_port_list_attributes(struct ib_device *device)
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1.8.2
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