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SubjectRe: [PATCH v3 13/32] PCI/MIPS: use PCIe capabilities access functions to simplify implementation
On 08/01/2012 08:54 AM, Jiang Liu wrote:
> 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>

Acked-by: David Daney <david.daney@cavium.com>

> ---
> 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);



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