IB: Add new InfiniBand link speeds

[mirror_ubuntu-bionic-kernel.git] / drivers / infiniband / core / sysfs.c

diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index 9ab5df72df7bf3b3c93dfb7ef6dc21b9810592a3..2b59b72b57f9bc4fad122f085164a42a27356a6b 100644 (file)
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -185,17 +185,35 @@ static ssize_t rate_show(struct ib_port *p, struct port_attribute *unused,
        if (ret)
                return ret;
 
+       rate = (25 * attr.active_speed) / 10;
+
        switch (attr.active_speed) {
-       case 2: speed = " DDR"; break;
-       case 4: speed = " QDR"; break;
+       case 2:
+               speed = " DDR";
+               break;
+       case 4:
+               speed = " QDR";
+               break;
+       case 8:
+               speed = " FDR10";
+               rate = 10;
+               break;
+       case 16:
+               speed = " FDR";
+               rate = 14;
+               break;
+       case 32:
+               speed = " EDR";
+               rate = 25;
+               break;
        }
 
-       rate = 25 * ib_width_enum_to_int(attr.active_width) * attr.active_speed;
+       rate *= ib_width_enum_to_int(attr.active_width);
        if (rate < 0)
                return -EINVAL;
 
        return sprintf(buf, "%d%s Gb/sec (%dX%s)\n",
-                      rate / 10, rate % 10 ? ".5" : "",
+                      rate, (attr.active_speed == 1) ? ".5" : "",
                       ib_width_enum_to_int(attr.active_width), speed);
 }