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Date: Sun, 20 Mar 2016 08:23:54 +0200 From: Leon Romanovsky <leon@...n.nu> To: Lijun Ou <oulijun@...wei.com> Cc: dledford@...hat.com, sean.hefty@...el.com, hal.rosenstock@...il.com, davem@...emloft.net, jeffrey.t.kirsher@...el.com, jiri@...lanox.com, ogerlitz@...lanox.com, linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, gongyangming@...wei.com, xiaokun@...wei.com, tangchaofei@...wei.com, haifeng.wei@...wei.com, yisen.zhuang@...wei.com, yankejian@...wei.com, lisheng011@...wei.com, charles.chenxin@...wei.com, linuxarm@...wei.com Subject: Re: [PATCH v3 2/3] IB/hns: Add HiSilicon RoCE driver support On Sat, Mar 19, 2016 at 06:50:57PM +0800, Lijun Ou wrote: > The driver for HiSilicon RoCE is a platform driver. > The driver will support multiple versions of hardware. Currently only "v1" > for hip06 SoC is supported. > The driver includes two parts: common driver and hardware-specific > operations. hns_roce_v1_hw.c and hns_roce_v1_hw.h are files for > hardware-specific operations only for v1 engine, and other files(.c and .h) > for common algorithm and common hardware operations. > > Signed-off-by: Lijun Ou <oulijun@...wei.com> > Signed-off-by: Wei Hu(Xavier) <xavier.huwei@...wei.com> > Signed-off-by: Znlong <zhaonenglong@...wei.com> > --- > MAINTAINERS | 8 + > drivers/infiniband/Kconfig | 1 + > drivers/infiniband/hw/Makefile | 1 + > drivers/infiniband/hw/hisilicon/hns/Kconfig | 10 + > drivers/infiniband/hw/hisilicon/hns/Makefile | 9 + > drivers/infiniband/hw/hisilicon/hns/hns_roce_ah.c | 110 + > .../infiniband/hw/hisilicon/hns/hns_roce_alloc.c | 239 ++ > drivers/infiniband/hw/hisilicon/hns/hns_roce_cmd.c | 338 +++ > drivers/infiniband/hw/hisilicon/hns/hns_roce_cmd.h | 80 + > .../infiniband/hw/hisilicon/hns/hns_roce_common.h | 308 +++ > drivers/infiniband/hw/hisilicon/hns/hns_roce_cq.c | 436 +++ > .../infiniband/hw/hisilicon/hns/hns_roce_device.h | 794 ++++++ > drivers/infiniband/hw/hisilicon/hns/hns_roce_eq.c | 758 ++++++ > drivers/infiniband/hw/hisilicon/hns/hns_roce_eq.h | 133 + > drivers/infiniband/hw/hisilicon/hns/hns_roce_icm.c | 578 ++++ > drivers/infiniband/hw/hisilicon/hns/hns_roce_icm.h | 112 + > .../infiniband/hw/hisilicon/hns/hns_roce_main.c | 1097 ++++++++ > drivers/infiniband/hw/hisilicon/hns/hns_roce_mr.c | 605 +++++ > drivers/infiniband/hw/hisilicon/hns/hns_roce_pd.c | 124 + > drivers/infiniband/hw/hisilicon/hns/hns_roce_qp.c | 841 ++++++ > .../infiniband/hw/hisilicon/hns/hns_roce_user.h | 31 + > .../infiniband/hw/hisilicon/hns/hns_roce_v1_hw.c | 2835 ++++++++++++++++++++ > .../infiniband/hw/hisilicon/hns/hns_roce_v1_hw.h | 986 +++++++ > 23 files changed, 10434 insertions(+) > create mode 100644 drivers/infiniband/hw/hisilicon/hns/Kconfig > create mode 100644 drivers/infiniband/hw/hisilicon/hns/Makefile > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_ah.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_alloc.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_cmd.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_cmd.h > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_common.h > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_cq.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_device.h > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_eq.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_eq.h > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_icm.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_icm.h > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_main.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_mr.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_pd.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_qp.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_user.h > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_v1_hw.c > create mode 100644 drivers/infiniband/hw/hisilicon/hns/hns_roce_v1_hw.h > > diff --git a/MAINTAINERS b/MAINTAINERS > index 2933d90..0c7fac5 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -9878,6 +9878,14 @@ W: http://www.emulex.com > S: Supported > F: drivers/infiniband/hw/ocrdma/ > > +HISILICON ROCE DRIVER > +M: Wei Hu(Xavier) <xavier.huwei@...wei.com> > +M: Lijun Ou <oulijun@...wei.com> > +L: linux-rdma@...r.kernel.org > +S: Maintained > +F: drivers/infiniband/hw/hisilicon/ > +F: Documentation/devicetree/bindings/infiniband/hisilicon-hns-roce.txt > + > SFC NETWORK DRIVER > M: Solarflare linux maintainers <linux-net-drivers@...arflare.com> > M: Shradha Shah <sshah@...arflare.com> > diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig > index 8a8440c..02eca75 100644 > --- a/drivers/infiniband/Kconfig > +++ b/drivers/infiniband/Kconfig > @@ -73,6 +73,7 @@ source "drivers/infiniband/hw/mlx5/Kconfig" > source "drivers/infiniband/hw/nes/Kconfig" > source "drivers/infiniband/hw/ocrdma/Kconfig" > source "drivers/infiniband/hw/usnic/Kconfig" > +source "drivers/infiniband/hw/hisilicon/hns/Kconfig" > > source "drivers/infiniband/ulp/ipoib/Kconfig" > > diff --git a/drivers/infiniband/hw/Makefile b/drivers/infiniband/hw/Makefile > index aded2a5..ddbbf715 100644 > --- a/drivers/infiniband/hw/Makefile > +++ b/drivers/infiniband/hw/Makefile > @@ -7,3 +7,4 @@ obj-$(CONFIG_MLX5_INFINIBAND) += mlx5/ > obj-$(CONFIG_INFINIBAND_NES) += nes/ > obj-$(CONFIG_INFINIBAND_OCRDMA) += ocrdma/ > obj-$(CONFIG_INFINIBAND_USNIC) += usnic/ > +obj-$(CONFIG_INFINIBAND_HISILICON_HNS) += hisilicon/hns/ > diff --git a/drivers/infiniband/hw/hisilicon/hns/Kconfig b/drivers/infiniband/hw/hisilicon/hns/Kconfig > new file mode 100644 > index 0000000..e66e0aa > --- /dev/null > +++ b/drivers/infiniband/hw/hisilicon/hns/Kconfig > @@ -0,0 +1,10 @@ > +config INFINIBAND_HISILICON_HNS > + tristate "Hisilicon Hns ROCE Driver" > + depends on NET_VENDOR_HISILICON > + depends on ARM64 && HNS && HNS_DSAF && HNS_ENET > + ---help--- > + This is a ROCE/RDMA driver for the Hisilicon RoCE engine. The engine > + is used in Hisilicon Hi1610 and more further ICT SoC. > + > + To compile this driver as a module, choose M here: the module > + will be called roce. "the module will be called roce" - better to call it hns-roce > diff --git a/drivers/infiniband/hw/hisilicon/hns/Makefile b/drivers/infiniband/hw/hisilicon/hns/Makefile > new file mode 100644 > index 0000000..bdf58ce > --- /dev/null > +++ b/drivers/infiniband/hw/hisilicon/hns/Makefile > @@ -0,0 +1,9 @@ > +# > +# Makefile for the HISILICON RoCE drivers. > +# > + > +obj-$(CONFIG_INFINIBAND_HISILICON_HNS) += roce.o > +roce-objs := hns_roce_main.o hns_roce_cmd.o hns_roce_eq.o hns_roce_pd.o \ > + hns_roce_ah.o hns_roce_icm.o hns_roce_mr.o hns_roce_qp.o \ > + hns_roce_cq.o hns_roce_alloc.o hns_roce_v1_hw.o roce.o -> hns-roce.o
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