diff options
| author | Duc Dang <dhdang@apm.com> | 2015-07-09 14:20:12 -0700 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2015-07-21 11:13:15 -0500 |
| commit | 8ef54f27f6f425fa8deedc237d99b9daf41d68d2 (patch) | |
| tree | 4890d18dca043182c90e231d0de21a3747892163 /drivers/pci | |
| parent | 80bb3eda7475eb38b688d2e915c191ce6ad20df1 (diff) | |
PCI: xgene: Add support for a 64-bit prefetchable memory window
X-Gene PCIe controller has registers to support multiple memory ranges.
Add support for a 64-bit prefetchable memory window.
[bhelgaas: changelog]
Signed-off-by: Duc Dang <dhdang@apm.com>
Signed-off-by: Tanmay Inamdar <tinamdar@apm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/host/pci-xgene.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/pci/host/pci-xgene.c b/drivers/pci/host/pci-xgene.c index a9dfb70d623a..55fe86548d77 100644 --- a/drivers/pci/host/pci-xgene.c +++ b/drivers/pci/host/pci-xgene.c @@ -321,8 +321,16 @@ static int xgene_pcie_map_ranges(struct xgene_pcie_port *port, return ret; break; case IORESOURCE_MEM: - xgene_pcie_setup_ob_reg(port, res, OMR1BARL, res->start, - res->start - window->offset); + if (res->flags & IORESOURCE_PREFETCH) + xgene_pcie_setup_ob_reg(port, res, OMR2BARL, + res->start, + res->start - + window->offset); + else + xgene_pcie_setup_ob_reg(port, res, OMR1BARL, + res->start, + res->start - + window->offset); break; case IORESOURCE_BUS: break; |