On Tue, Jul 21, 2015 at 9:14 AM, Bjorn Helgaas <bhelgaas@xxxxxxxxxx> wrote: > On Thu, Jul 09, 2015 at 02:20:10PM -0700, Duc Dang wrote: >> This patch set adds 1 large (up to 64GB) memory window for each PCIe >> controller nodes in X-Gene device tree and fix PCIe controller driver >> to handle multiple memory ranges correctly. These changes are required >> to support PCIe devices that have huge BAR. >> >> v3 changes: >> 1. Explicitly mention in change log that: Each PCIe node in dts >> will have 1 32-bit non-prefetchable memory window and 1 64-bit >> prefetchable memory window. >> >> v2 changes: >> 1. Separate device-tree changes and driver changes into different >> patches >> 2. Explicitly define new large window as 64-bit prefetchable in dts. >> 3. Use IORESOURCE_PREFETCH flag to determine which PCIe controller >> register to be used to configure the memory ranges. >> >> arch/arm64/boot/dts/apm/apm-storm.dtsi | 23 ++++++++++++++--------- >> drivers/pci/host/pci-xgene.c | 12 ++++++++++-- >> 2 files changed, 24 insertions(+), 11 deletions(-) > > Applied to pci/host-xgene for v4.3, with changelogs as follows, thanks! Thanks a lot, Bjorn. > > > commit 80bb3eda7475eb38b688d2e915c191ce6ad20df1 > Author: Duc Dang <dhdang@xxxxxxx> > Date: Thu Jul 9 14:20:11 2015 -0700 > > arm64: dts: Add APM X-Gene PCIe 64-bit prefetchable window > > Add a large window (up to 64GB) for X-Gene PCIe nodes to support devices > that require huge BARs. > > Each X-Gene PCIe node will now have two memory windows: a 32-bit > non-prefetchable window and a 64-bit prefetchable window. > > [bhelgaas: changelog] > Signed-off-by: Duc Dang <dhdang@xxxxxxx> > Signed-off-by: Tanmay Inamdar <tinamdar@xxxxxxx> > Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> > > commit 8ef54f27f6f425fa8deedc237d99b9daf41d68d2 > Author: Duc Dang <dhdang@xxxxxxx> > Date: Thu Jul 9 14:20:12 2015 -0700 > > 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@xxxxxxx> > Signed-off-by: Tanmay Inamdar <tinamdar@xxxxxxx> > Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> -- Regards, Duc Dang. -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
