Add support for PCI-E 5.0 GT/s in max_bus_speed and cur_bus_speed.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@xxxxxxxxxxxxxx>
---
drivers/pci/hotplug/pci_hotplug_core.c | 1 +
drivers/pci/hotplug/pciehp_hpc.c | 10 ++++++++--
include/linux/pci_hotplug.h | 3 ++-
3 files changed, 11 insertions(+), 3 deletions(-)
Index: 20090721/drivers/pci/hotplug/pciehp_hpc.c
===================================================================
--- 20090721.orig/drivers/pci/hotplug/pciehp_hpc.c
+++ 20090721/drivers/pci/hotplug/pciehp_hpc.c
@@ -693,7 +693,10 @@ static int hpc_get_max_lnk_speed(struct
switch (lnk_cap & 0x000F) {
case 1:
- lnk_speed = PCIE_2PT5GB;
+ lnk_speed = PCIE_2_5GB;
+ break;
+ case 2:
+ lnk_speed = PCIE_5_0GB;
break;
default:
lnk_speed = PCIE_LNK_SPEED_UNKNOWN;
@@ -772,7 +775,10 @@ static int hpc_get_cur_lnk_speed(struct
switch (lnk_status & PCI_EXP_LNKSTA_CLS) {
case 1:
- lnk_speed = PCIE_2PT5GB;
+ lnk_speed = PCIE_2_5GB;
+ break;
+ case 2:
+ lnk_speed = PCIE_5_0GB;
break;
default:
lnk_speed = PCIE_LNK_SPEED_UNKNOWN;
Index: 20090721/include/linux/pci_hotplug.h
===================================================================
--- 20090721.orig/include/linux/pci_hotplug.h
+++ 20090721/include/linux/pci_hotplug.h
@@ -62,7 +62,8 @@ enum pcie_link_width {
};
enum pcie_link_speed {
- PCIE_2PT5GB = 0x14,
+ PCIE_2_5GB = 0x14,
+ PCIE_5_0GB = 0x15,
PCIE_LNK_SPEED_UNKNOWN = 0xFF,
};
Index: 20090721/drivers/pci/hotplug/pci_hotplug_core.c
===================================================================
--- 20090721.orig/drivers/pci/hotplug/pci_hotplug_core.c
+++ 20090721/drivers/pci/hotplug/pci_hotplug_core.c
@@ -87,6 +87,7 @@ static char *pci_bus_speed_strings[] = {
"100 MHz PCIX 533", /* 0x12 */
"133 MHz PCIX 533", /* 0x13 */
"2.5 GT/s PCI-E", /* 0x14 */
+ "5.0 GT/s PCI-E", /* 0x15 */
};
#ifdef CONFIG_HOTPLUG_PCI_CPCI
--
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