PCI/ASPM: Remove struct aspm_register_info.l1ss_ctl2 (unused)

We never use the aspm_register_info.l1ss_ctl2 value, so remove it.  No
functional change intended.

Link: https://lore.kernel.org/r/20201015193039.12585-9-helgaas@kernel.org
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index 77316262f9823bfd0e2a41f846c1cf9066a427c9..3afa6c418f54c9ec07262cde47f60d5f5d2d5ddf 100644 (file)
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -386,14 +386,13 @@ struct aspm_register_info {
        /* L1 substates */
        u32 l1ss_cap;
        u32 l1ss_ctl1;
-       u32 l1ss_ctl2;
 };
 
 static void pcie_get_aspm_reg(struct pci_dev *pdev,
                              struct aspm_register_info *info)
 {
        /* Read L1 PM substate capabilities */
-       info->l1ss_cap = info->l1ss_ctl1 = info->l1ss_ctl2 = 0;
+       info->l1ss_cap = info->l1ss_ctl1 = 0;
 
        if (!pdev->l1ss)
                return;
@@ -407,8 +406,6 @@ static void pcie_get_aspm_reg(struct pci_dev *pdev,
 
        pci_read_config_dword(pdev, pdev->l1ss + PCI_L1SS_CTL1,
                              &info->l1ss_ctl1);
-       pci_read_config_dword(pdev, pdev->l1ss + PCI_L1SS_CTL2,
-                             &info->l1ss_ctl2);
 }
 
 static void pcie_aspm_check_latency(struct pci_dev *endpoint)