Pcie_capability_xxx() interfaces were introudced to
simplify code to access PCIe Cap config space. And
because PCI core saves the PCIe Cap offset in
set_pcie_port_type() when device is enumerated.
So we can use pci_is_pcie() instead.
Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
Cc: Jiang Liu <jiang.liu@xxxxxxxxxx>
Cc: Anil Gurumurthy <agurumur@xxxxxxxxxxx>
Cc: Vijaya Mohan Guvva <vmohan@xxxxxxxxxxx>
Cc: "James E.J. Bottomley" <JBottomley@xxxxxxxxxxxxx>
Cc: linux-scsi@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
drivers/scsi/bfa/bfad.c | 9 +++------
1 files changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c
index 9611195..d726b81 100644
--- a/drivers/scsi/bfa/bfad.c
+++ b/drivers/scsi/bfa/bfad.c
@@ -767,7 +767,6 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
/* Adjust PCIe Maximum Read Request Size */
if (pcie_max_read_reqsz > 0) {
- int pcie_cap_reg;
u16 pcie_dev_ctl;
u16 mask = 0xffff;
@@ -794,10 +793,8 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
break;
}
- pcie_cap_reg = pci_find_capability(pdev, PCI_CAP_ID_EXP);
- if (mask != 0xffff && pcie_cap_reg) {
- pcie_cap_reg += 0x08;
- pci_read_config_word(pdev, pcie_cap_reg, &pcie_dev_ctl);
+ if (mask != 0xffff && pci_is_pcie(pdev)) {
+ pcie_capability_read_word(pdev, PCI_EXP_DEVCTL, &pcie_dev_ctl);
if ((pcie_dev_ctl & 0x7000) != mask) {
printk(KERN_WARNING "BFA[%s]: "
"pcie_max_read_request_size is %d, "
@@ -806,7 +803,7 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
pcie_max_read_reqsz);
pcie_dev_ctl &= ~0x7000;
- pci_write_config_word(pdev, pcie_cap_reg,
+ pcie_capability_write_word(pdev, PCI_EXP_DEVCTL,
pcie_dev_ctl | mask);
}
}
--
1.7.1
--
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