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path: root/drivers/infiniband/core/sysfs.c
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Diffstat (limited to 'drivers/infiniband/core/sysfs.c')
-rw-r--r--drivers/infiniband/core/sysfs.c30
1 files changed, 20 insertions, 10 deletions
diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index b477295a96c2..7a50cedcef1f 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -289,6 +289,24 @@ static ssize_t rate_show(struct ib_port *p, struct port_attribute *unused,
ib_width_enum_to_int(attr.active_width), speed);
}
+static const char *phys_state_to_str(enum ib_port_phys_state phys_state)
+{
+ static const char * phys_state_str[] = {
+ "<unknown>",
+ "Sleep",
+ "Polling",
+ "Disabled",
+ "PortConfigurationTraining",
+ "LinkUp",
+ "LinkErrorRecovery",
+ "Phy Test",
+ };
+
+ if (phys_state < ARRAY_SIZE(phys_state_str))
+ return phys_state_str[phys_state];
+ return "<unknown>";
+}
+
static ssize_t phys_state_show(struct ib_port *p, struct port_attribute *unused,
char *buf)
{
@@ -300,16 +318,8 @@ static ssize_t phys_state_show(struct ib_port *p, struct port_attribute *unused,
if (ret)
return ret;
- switch (attr.phys_state) {
- case 1: return sprintf(buf, "1: Sleep\n");
- case 2: return sprintf(buf, "2: Polling\n");
- case 3: return sprintf(buf, "3: Disabled\n");
- case 4: return sprintf(buf, "4: PortConfigurationTraining\n");
- case 5: return sprintf(buf, "5: LinkUp\n");
- case 6: return sprintf(buf, "6: LinkErrorRecovery\n");
- case 7: return sprintf(buf, "7: Phy Test\n");
- default: return sprintf(buf, "%d: <unknown>\n", attr.phys_state);
- }
+ return sprintf(buf, "%d: %s\n", attr.phys_state,
+ phys_state_to_str(attr.phys_state));
}
static ssize_t link_layer_show(struct ib_port *p, struct port_attribute *unused,