PCI: Remove return values from pcie_port_platform_notify() and relatives

Now that pcie_port_acpi_setup() always returns 0, make it and its callers
void functions and stop checking the return values.

[bhelgaas: changelog]
Signed-off-by: Jon Derrick <jonathan.derrick@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

3 files changed, 10 insertions, 19 deletions

diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h
index d525548404d6..463b60975194 100644
--- a/drivers/pci/pcie/portdrv.h
+++ b/drivers/pci/pcie/portdrv.h
@@ -67,17 +67,14 @@ static inline void pcie_pme_interrupt_enable(struct pci_dev *dev, bool en) {}
 #endif /* !CONFIG_PCIE_PME */
 
 #ifdef CONFIG_ACPI
-int pcie_port_acpi_setup(struct pci_dev *port, int *mask);
+void pcie_port_acpi_setup(struct pci_dev *port, int *mask);
 
-static inline int pcie_port_platform_notify(struct pci_dev *port, int *mask)
+static inline void pcie_port_platform_notify(struct pci_dev *port, int *mask)
 {
-        return pcie_port_acpi_setup(port, mask);
+        pcie_port_acpi_setup(port, mask);
 }
 #else /* !CONFIG_ACPI */
-static inline int pcie_port_platform_notify(struct pci_dev *port, int *mask)
-{
-        return 0;
-}
+static inline void pcie_port_platform_notify(struct pci_dev *port, int *mask){}
 #endif /* !CONFIG_ACPI */
 
 #endif /* _PORTDRV_H_ */
diff --git a/drivers/pci/pcie/portdrv_acpi.c b/drivers/pci/pcie/portdrv_acpi.c
index f097a73cb291..9f4ed7172fda 100644
--- a/drivers/pci/pcie/portdrv_acpi.c
+++ b/drivers/pci/pcie/portdrv_acpi.c
@@ -32,22 +32,22 @@
  * NOTE: It turns out that we cannot do that for individual port services
  * separately, because that would make some systems work incorrectly.
  */
-int pcie_port_acpi_setup(struct pci_dev *port, int *srv_mask)
+void pcie_port_acpi_setup(struct pci_dev *port, int *srv_mask)
 {
         struct acpi_pci_root *root;
         acpi_handle handle;
         u32 flags;
 
         if (acpi_pci_disabled)
-                return 0;
+                return;
 
         handle = acpi_find_root_bridge_handle(port);
         if (!handle)
-                return 0;
+                return;
 
         root = acpi_pci_find_root(handle);
         if (!root)
-                return 0;
+                return;
 
         flags = root->osc_control_set;
 
@@ -58,6 +58,4 @@ int pcie_port_acpi_setup(struct pci_dev *port, int *srv_mask)
                 *srv_mask |= PCIE_PORT_SERVICE_PME;
         if (flags & OSC_PCI_EXPRESS_AER_CONTROL)
                 *srv_mask |= PCIE_PORT_SERVICE_AER;
-
-        return 0;
 }
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index 88122dc2e1b1..de7a85bc8016 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -256,7 +256,6 @@ static int get_port_device_capability(struct pci_dev *dev)
         int services = 0;
         u32 reg32;
         int cap_mask = 0;
-        int err;
 
         if (pcie_ports_disabled)
                 return 0;
@@ -266,11 +265,8 @@ static int get_port_device_capability(struct pci_dev *dev)
         if (pci_aer_available())
                 cap_mask |= PCIE_PORT_SERVICE_AER;
 
-        if (pcie_ports_auto) {
-                err = pcie_port_platform_notify(dev, &cap_mask);
-                if (err)
-                        return 0;
-        }
+        if (pcie_ports_auto)
+                pcie_port_platform_notify(dev, &cap_mask);
 
         /* Hot-Plug Capable */
         if ((cap_mask & PCIE_PORT_SERVICE_HP) &&