PCI: Add support for reporting PCIe 3.0 speeds

Add the 8.0 GT/s speed.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

3 files changed, 3 insertions, 1 deletions

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 2803ab96a98c..9672760c7ade 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -416,7 +416,7 @@ static unsigned char pcie_link_speed[] = {
         PCI_SPEED_UNKNOWN,              /* 0 */
         PCIE_SPEED_2_5GT,               /* 1 */
         PCIE_SPEED_5_0GT,               /* 2 */
-        PCI_SPEED_UNKNOWN,              /* 3 */
+        PCIE_SPEED_8_0GT,               /* 3 */
         PCI_SPEED_UNKNOWN,              /* 4 */
         PCI_SPEED_UNKNOWN,              /* 5 */
         PCI_SPEED_UNKNOWN,              /* 6 */
diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c
index c7260d4e339b..49c9e6c9779a 100644
--- a/drivers/pci/slot.c
+++ b/drivers/pci/slot.c
@@ -71,6 +71,7 @@ static char *pci_bus_speed_strings[] = {
         "133 MHz PCI-X 533",    /* 0x13 */
         "2.5 GT/s PCIe",        /* 0x14 */
         "5.0 GT/s PCIe",        /* 0x15 */
+        "8.0 GT/s PCIe",        /* 0x16 */
 };
 
 static ssize_t bus_speed_read(enum pci_bus_speed speed, char *buf)
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 842adaad312e..0c3a29444f89 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -210,6 +210,7 @@ enum pci_bus_speed {
         PCI_SPEED_133MHz_PCIX_533       = 0x13,
         PCIE_SPEED_2_5GT                = 0x14,
         PCIE_SPEED_5_0GT                = 0x15,
+        PCIE_SPEED_8_0GT                = 0x16,
         PCI_SPEED_UNKNOWN               = 0xff,
 };