[SCSI] qla4xxx: Use PCI Express Capability accessors

Use PCI Express Capability access functions to simplify qla2xxx driver.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Jiang Liu 2012-08-20 14:23:48 -06:00 committed by Bjorn Helgaas
parent 0921caf326
commit 1009243884

View file

@ -1615,13 +1615,11 @@ qla82xx_get_fw_offs(struct qla_hw_data *ha)
char *
qla82xx_pci_info_str(struct scsi_qla_host *vha, char *str)
{
int pcie_reg;
struct qla_hw_data *ha = vha->hw;
char lwstr[6];
uint16_t lnk;
pcie_reg = pci_pcie_cap(ha->pdev);
pci_read_config_word(ha->pdev, pcie_reg + PCI_EXP_LNKSTA, &lnk);
pcie_capability_read_word(ha->pdev, PCI_EXP_LNKSTA, &lnk);
ha->link_width = (lnk >> 4) & 0x3f;
strcpy(str, "PCIe (");
@ -2497,7 +2495,6 @@ qla82xx_load_fw(scsi_qla_host_t *vha)
int
qla82xx_start_firmware(scsi_qla_host_t *vha)
{
int pcie_cap;
uint16_t lnk;
struct qla_hw_data *ha = vha->hw;
@ -2528,8 +2525,7 @@ qla82xx_start_firmware(scsi_qla_host_t *vha)
}
/* Negotiated Link width */
pcie_cap = pci_pcie_cap(ha->pdev);
pci_read_config_word(ha->pdev, pcie_cap + PCI_EXP_LNKSTA, &lnk);
pcie_capability_read_word(ha->pdev, PCI_EXP_LNKSTA, &lnk);
ha->link_width = (lnk >> 4) & 0x3f;
/* Synchronize with Receive peg */