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| author | Sergey Ryazanov <ryazanov.s.a@gmail.com> | 2014-08-30 06:06:28 +0400 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2016-05-13 15:02:17 +0300 |
| commit | e8b5325ca3d01c512be6f04d587869a01e0ea59f (patch) | |
| tree | c386fa098bf92366ed87f2ca0bdae11b49ec9c84 /arch/mips/pci | |
| parent | 1e321fa917fb2d30d39ff1c6ea89d6f1cf4f34a5 (diff) | |
| download | linux-e8b5325ca3d01c512be6f04d587869a01e0ea59f.tar.xz | |
MIPS: make PCI_DMA_BUS_IS_PHYS=1 constant
No one of supported MIPS machines has an IOMMU unit, so we can safely define
PCI_DMA_BUS_IS_PHYS = 1. Also remove iommu flag from the pci controller
structure, since it is useless.
Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>
Cc: Linux MIPS <linux-mips@linux-mips.org>
Patchwork: https://patchwork.linux-mips.org/patch/7604/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/pci')
| -rw-r--r-- | arch/mips/pci/pci-ip32.c | 1 | ||||
| -rw-r--r-- | arch/mips/pci/pci.c | 3 |
2 files changed, 0 insertions, 4 deletions
diff --git a/arch/mips/pci/pci-ip32.c b/arch/mips/pci/pci-ip32.c index b1e061f7fdc7..7ae89d0c7099 100644 --- a/arch/mips/pci/pci-ip32.c +++ b/arch/mips/pci/pci-ip32.c @@ -116,7 +116,6 @@ static struct pci_controller mace_pci_controller = { .pci_ops = &mace_pci_ops, .mem_resource = &mace_pci_mem_resource, .io_resource = &mace_pci_io_resource, - .iommu = 0, .mem_offset = MACE_PCI_MEM_OFFSET, .io_offset = 0, .io_map_base = CKSEG1ADDR(MACEPCI_LOW_IO), diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index b8a0bf5766f2..f1b11f0dea2d 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c @@ -83,9 +83,6 @@ static void pcibios_scanbus(struct pci_controller *hose) LIST_HEAD(resources); struct pci_bus *bus; - if (!hose->iommu) - PCI_DMA_BUS_IS_PHYS = 1; - if (hose->get_busno && pci_has_flag(PCI_PROBE_ONLY)) next_busno = (*hose->get_busno)(); |