[SCSI] qla2xxx: Use standard PCIe Capability Link register field names

Use the standard #defines for PCIe Link Capability register fields
rather than bare numbers.  This also uses the new PCI Express Capability
accessor rather than reading the capability directly.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Acked-by: Giridhar Malavali <giridhar.malavali@qlogic.com>

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 9f01bbb..bcd57f6 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -494,18 +494,14 @@ qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str)
        static char *pci_bus_modes[] = { "33", "66", "100", "133", };
        struct qla_hw_data *ha = vha->hw;
        uint32_t pci_bus;
-       int pcie_reg;
 
-       pcie_reg = pci_pcie_cap(ha->pdev);
-       if (pcie_reg) {
+       if (pci_is_pcie(ha->pdev)) {
                char lwstr[6];
-               uint16_t pcie_lstat, lspeed, lwidth;
+               uint32_t lstat, lspeed, lwidth;
 
-               pcie_reg += PCI_EXP_LNKCAP;
-               pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat);
-               lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3);
-               lwidth = (pcie_lstat &
-                   (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4;
+               pcie_capability_read_dword(ha->pdev, PCI_EXP_LNKCAP, &lstat);
+               lspeed = lstat & PCI_EXP_LNKCAP_SLS;
+               lwidth = (lstat & PCI_EXP_LNKCAP_MLW) >> 4;
 
                strcpy(str, "PCIe (");
                switch (lspeed) {