[-cc Mohit, +cc Pratyush] On Tue, May 19, 2015 at 6:05 PM, Bjorn Helgaas <bhelgaas@xxxxxxxxxx> wrote: > [+cc Mohit] > > On Thu, Apr 30, 2015 at 04:22:27PM +0800, Jisheng Zhang wrote: >> The outbound iATU programming functions are similar, so PATCH1 consolidates >> them into one. >> >> Most transactions' type are cfg0 and MEM, so current iATU usage is not >> balanced. PATCH2 adopts idea from Minghuan Lian <Minghuan.Lian@xxxxxxxxxxxxx>: >> >> http://www.spinics.net/lists/linux-pci/msg40440.html >> >> to change the iATU allocation: iATU0 for cfg and IO, iATU1 for MEM. >> >> Changes since v1: >> - remove outbound iATU programming for IO in dw_pcie_host_init, since it can >> be done by berlin_pcie_{rd|wr}_other_conf() latter. >> - only do outbound iATU programming for MEM if pp->ops->rd_other_conf is not >> set. Thank Fabrice Gasnier to point out "some platforms doesn't have support >> for ATU" >> >> Jisheng Zhang (2): >> PCI: designware: consolidate outbound iATU programming functions >> PCI: designware: use iATU0 for cfg and IO, iATU1 for MEM >> >> drivers/pci/host/pcie-designware.c | 142 ++++++++++++++++--------------------- > > These need acks from Jingoo and/or Mohit. Any opinions? Oops, sorry, forgot about the recent addition of Pratyush. Bjorn -- 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
