Re: [PATCH v3 1/2] PCI: Add parameter nr_devfns to pci_add_dma_alias

2019-11-27 Thread Logan Gunthorpe
On 2019-11-27 6:27 a.m., James Sewart wrote: > * This helper encodes an 8-bit devfn as a bit number in dma_alias_mask > * which is used to program permissible bus-devfn source addresses for DMA > @@ -5873,8 +5874,12 @@ int pci_set_vga_state(struct pci_dev *dev, bool decode, > * cannot be l

[PATCH v3 1/2] PCI: Add parameter nr_devfns to pci_add_dma_alias

2019-11-27 Thread James Sewart via iommu
pci_add_dma_alias can now be used to create a dma alias for a range of devfns. Signed-off-by: James Sewart --- drivers/pci/pci.c| 21 - drivers/pci/quirks.c | 14 +++--- include/linux/pci.h | 2 +- 3 files changed, 24 insertions(+), 13 deletions(-) diff --git a