It can be used by the PCIe client drivers and reduce the code duplication.
And export pci_set_target_speed() so that other kernel drivers can use it.
Signed-off-by: Krishna Chaitanya Chundru <krishna.chundru@xxxxxxxxxxxxxxxx>
---
drivers/pci/pci.h | 1 -
drivers/pci/pcie/bwctrl.c | 1 +
include/linux/pci.h | 1 +
3 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 01e51db8d285..ada9a0433a99 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -82,7 +82,6 @@ struct pcie_tlp_log;
#define PCIE_MSG_CODE_DEASSERT_INTC 0x26
#define PCIE_MSG_CODE_DEASSERT_INTD 0x27
-extern const unsigned char pcie_link_speed[];
extern bool pci_early_dump;
bool pcie_cap_has_lnkctl(const struct pci_dev *dev);
diff --git a/drivers/pci/pcie/bwctrl.c b/drivers/pci/pcie/bwctrl.c
index e3faa4d1f935..dc01c93bcc37 100644
--- a/drivers/pci/pcie/bwctrl.c
+++ b/drivers/pci/pcie/bwctrl.c
@@ -214,6 +214,7 @@ int pcie_set_target_speed(struct pci_dev *port, enum pci_bus_speed speed_req,
return ret;
}
+EXPORT_SYMBOL_GPL(pcie_set_target_speed);
static void pcie_bwnotif_enable(struct pcie_device *srv)
{
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 58f1de626c37..8a3b3195122d 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -305,6 +305,7 @@ enum pci_bus_speed {
enum pci_bus_speed pcie_get_speed_cap(struct pci_dev *dev);
enum pcie_link_width pcie_get_width_cap(struct pci_dev *dev);
+extern const unsigned char pcie_link_speed[];
struct pci_vpd {
struct mutex lock;
--
2.34.1
