PCI ASPM: remove has_switch field

We don't need the 'has_switch' field in the struct pcie_link_state.

Acked-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index 23fabb303e82..26fd39caebc5 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -48,8 +48,6 @@ struct pcie_link_state {
         u32 clkpm_enabled:1;            /* Current Clock PM state */
         u32 clkpm_default:1;            /* Default Clock PM state by BIOS */
 
-        u32 has_switch:1;               /* Downstream has switches? */
-
         /* Latencies */
         struct aspm_latency latency;    /* Exit latency */
         /*
@@ -595,7 +593,6 @@ static struct pcie_link_state *pcie_aspm_setup_link_state(struct pci_dev *pdev)
         INIT_LIST_HEAD(&link->children);
         INIT_LIST_HEAD(&link->link);
         link->pdev = pdev;
-        link->has_switch = pcie_aspm_downstream_has_switch(link);
         if (pdev->pcie_type == PCI_EXP_TYPE_DOWNSTREAM) {
                 struct pcie_link_state *parent;
                 parent = pdev->bus->parent->self->link_state;
@@ -655,7 +652,7 @@ void pcie_aspm_init_link_state(struct pci_dev *pdev)
          * initialization will config the whole hierarchy. But we must
          * make sure BIOS doesn't set unsupported link state.
          */
-        if (link->has_switch) {
+        if (pcie_aspm_downstream_has_switch(link)) {
                 state = pcie_aspm_check_state(link, link->aspm_default);
                 __pcie_aspm_config_link(link, state);
         } else {