[PATCH v3 13/32] PCI/MIPS: use PCIe capabilities access functions to simplify implementation

From: Jiang Liu
Date: Wed Aug 01 2012 - 11:57:12 EST


From: Jiang Liu <jiang.liu@xxxxxxxxxx>

Use PCIe capabilities access functions to simplify PCIe MIPS implementation.

Signed-off-by: Jiang Liu <liuj97@xxxxxxxxx>
---
arch/mips/pci/pci-octeon.c | 15 +++++----------
1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/arch/mips/pci/pci-octeon.c b/arch/mips/pci/pci-octeon.c
index 52a1ba7..aaed2ad 100644
--- a/arch/mips/pci/pci-octeon.c
+++ b/arch/mips/pci/pci-octeon.c
@@ -117,16 +117,11 @@ 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) {
- /* Update Device Control */
- pci_read_config_word(dev, pos + 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);
- }
+ 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_pcie_capability_change_word(dev, PCI_EXP_DEVCTL, config, 0);

/* Find the Advanced Error Reporting capability */
pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
--
1.7.9.5

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