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[RFC,v2,13/32] PCI/MIPS: use PCIe capabilities access functions to simplify implementation

Message ID 1343147504-25891-14-git-send-email-jiang.liu@huawei.com
State Superseded
Headers show

Commit Message

Jiang Liu July 24, 2012, 4:31 p.m. UTC 
From: Jiang Liu <jiang.liu@huawei.com>

Use PCIe capabilities access functions to simplify PCIe MIPS implementation.

Signed-off-by: Jiang Liu <liuj97@gmail.com>
---
 arch/mips/pci/pci-octeon.c |    7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
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Patch

diff --git a/arch/mips/pci/pci-octeon.c b/arch/mips/pci/pci-octeon.c
index 52a1ba7..fac6308 100644
--- a/arch/mips/pci/pci-octeon.c
+++ b/arch/mips/pci/pci-octeon.c
@@ -117,15 +117,14 @@  int pcibios_plat_dev_init(struct pci_dev *dev)
 	}
 
 	/* Enable the PCIe normal error reporting */
-	pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
-	if (pos) {
+	if (pci_is_pcie(dev)) {
 		/* Update Device Control */
-		pci_read_config_word(dev, pos + PCI_EXP_DEVCTL, &config);
+		pci_pcie_capability_read_word(dev, PCI_EXP_DEVCTL, &config);
 		config |= PCI_EXP_DEVCTL_CERE; /* Correctable Error Reporting */
 		config |= PCI_EXP_DEVCTL_NFERE; /* Non-Fatal Error Reporting */
 		config |= PCI_EXP_DEVCTL_FERE;  /* Fatal Error Reporting */
 		config |= PCI_EXP_DEVCTL_URRE;  /* Unsupported Request */
-		pci_write_config_word(dev, pos + PCI_EXP_DEVCTL, config);
+		pci_pcie_capability_write_word(dev, PCI_EXP_DEVCTL, config);
 	}
 
 	/* Find the Advanced Error Reporting capability */