Re: [PATCH 10/16] ntb: clean up unnecessary MSI/MSI-X capability find

2013-08-08 Thread Jon Mason
On Thu, Aug 08, 2013 at 09:09:34PM +0800, Yijing Wang wrote: > PCI core will initialize device MSI/MSI-X capability in > pci_msi_init_pci_dev(). So device driver should use > pci_dev->msi_cap/msix_cap to determine whether the device > support MSI/MSI-X instead of using > pci_find_capability(pci_dev

[PATCH 10/16] ntb: clean up unnecessary MSI/MSI-X capability find

2013-08-08 Thread Yijing Wang
PCI core will initialize device MSI/MSI-X capability in pci_msi_init_pci_dev(). So device driver should use pci_dev->msi_cap/msix_cap to determine whether the device support MSI/MSI-X instead of using pci_find_capability(pci_dev, PCI_CAP_ID_MSI/MSIX). Access to PCIe device config space again will c