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[net-next-2.6,9/9] ixgbe: Cleanup PCIe bus speed info

Message ID 1304537441-2056-10-git-send-email-jeffrey.t.kirsher@intel.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Kirsher, Jeffrey T May 4, 2011, 7:30 p.m. UTC 
From: Don Skidmore <donald.c.skidmore@intel.com>

PCIe connections should be expressed as GT/s (GigaTransfers per second)
instead of the current Gb/s (Gigabits per second).  In addition, it is
incorrect because (due to PCIe gen 1 & 2 having a 20% overhead) the
actually data rate, when expressed in Gb/s, is only 80% of the rate of
GT/s.

Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Evan Swanson <evan.swanson@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---
 drivers/net/ixgbe/ixgbe_main.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index bd3d21d..eebb192 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -7469,8 +7469,8 @@  static int __devinit ixgbe_probe(struct pci_dev *pdev,
 
 	/* print bus type/speed/width info */
 	e_dev_info("(PCI Express:%s:%s) %pM\n",
-		   (hw->bus.speed == ixgbe_bus_speed_5000 ? "5.0Gb/s" :
-		    hw->bus.speed == ixgbe_bus_speed_2500 ? "2.5Gb/s" :
+		   (hw->bus.speed == ixgbe_bus_speed_5000 ? "5.0GT/s" :
+		    hw->bus.speed == ixgbe_bus_speed_2500 ? "2.5GT/s" :
 		    "Unknown"),
 		   (hw->bus.width == ixgbe_bus_width_pcie_x8 ? "Width x8" :
 		    hw->bus.width == ixgbe_bus_width_pcie_x4 ? "Width x4" :