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    SubjectRe: [PATCH V5 XRT Alveo 20/20] fpga: xrt: Kconfig and Makefile updates for XRT drivers
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    On 4/27/21 1:54 PM, Lizhi Hou wrote:
    > Update fpga Kconfig/Makefile and add Kconfig/Makefile for new drivers.
    >
    > Signed-off-by: Sonal Santan <sonal.santan@xilinx.com>
    > Signed-off-by: Max Zhen <max.zhen@xilinx.com>
    > Signed-off-by: Lizhi Hou <lizhi.hou@xilinx.com>
    > ---
    > MAINTAINERS | 11 +++++++++++
    > drivers/Makefile | 1 +
    > drivers/fpga/Kconfig | 2 ++
    > drivers/fpga/Makefile | 5 +++++
    > drivers/fpga/xrt/Kconfig | 8 ++++++++
    > drivers/fpga/xrt/lib/Kconfig | 17 +++++++++++++++++
    > drivers/fpga/xrt/lib/Makefile | 30 ++++++++++++++++++++++++++++++
    > drivers/fpga/xrt/metadata/Kconfig | 12 ++++++++++++
    > drivers/fpga/xrt/metadata/Makefile | 16 ++++++++++++++++
    > drivers/fpga/xrt/mgnt/Kconfig | 15 +++++++++++++++
    > drivers/fpga/xrt/mgnt/Makefile | 19 +++++++++++++++++++
    > 11 files changed, 136 insertions(+)
    > create mode 100644 drivers/fpga/xrt/Kconfig
    > create mode 100644 drivers/fpga/xrt/lib/Kconfig
    > create mode 100644 drivers/fpga/xrt/lib/Makefile
    > create mode 100644 drivers/fpga/xrt/metadata/Kconfig
    > create mode 100644 drivers/fpga/xrt/metadata/Makefile
    > create mode 100644 drivers/fpga/xrt/mgnt/Kconfig
    > create mode 100644 drivers/fpga/xrt/mgnt/Makefile
    >
    > diff --git a/MAINTAINERS b/MAINTAINERS
    > index 9450e052f1b1..89abe140041b 100644
    > --- a/MAINTAINERS
    > +++ b/MAINTAINERS
    > @@ -7016,6 +7016,17 @@ F: Documentation/fpga/
    > F: drivers/fpga/
    > F: include/linux/fpga/
    >
    > +FPGA XRT DRIVERS
    > +M: Lizhi Hou <lizhi.hou@xilinx.com>
    > +R: Max Zhen <max.zhen@xilinx.com>
    > +R: Sonal Santan <sonal.santan@xilinx.com>
    > +L: linux-fpga@vger.kernel.org
    > +S: Supported
    ok
    > +W: https://github.com/Xilinx/XRT
    > +F: Documentation/fpga/xrt.rst
    > +F: drivers/fpga/xrt/
    > +F: include/uapi/linux/xrt/
    > +
    > FPU EMULATOR
    > M: Bill Metzenthen <billm@melbpc.org.au>
    > S: Maintained
    > diff --git a/drivers/Makefile b/drivers/Makefile
    > index 6fba7daba591..dbb3b727fc7a 100644
    > --- a/drivers/Makefile
    > +++ b/drivers/Makefile
    > @@ -179,6 +179,7 @@ obj-$(CONFIG_STM) += hwtracing/stm/
    > obj-$(CONFIG_ANDROID) += android/
    > obj-$(CONFIG_NVMEM) += nvmem/
    > obj-$(CONFIG_FPGA) += fpga/
    > +obj-$(CONFIG_FPGA_XRT_METADATA) += fpga/
    > obj-$(CONFIG_FSI) += fsi/
    > obj-$(CONFIG_TEE) += tee/
    > obj-$(CONFIG_MULTIPLEXER) += mux/
    > diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig
    > index 5ff9438b7b46..01410ff000b9 100644
    > --- a/drivers/fpga/Kconfig
    > +++ b/drivers/fpga/Kconfig
    > @@ -227,4 +227,6 @@ config FPGA_MGR_ZYNQMP_FPGA
    > to configure the programmable logic(PL) through PS
    > on ZynqMP SoC.
    >
    > +source "drivers/fpga/xrt/Kconfig"
    > +
    > endif # FPGA
    > diff --git a/drivers/fpga/Makefile b/drivers/fpga/Makefile
    > index 18dc9885883a..a1cad7f7af09 100644
    > --- a/drivers/fpga/Makefile
    > +++ b/drivers/fpga/Makefile
    > @@ -48,3 +48,8 @@ obj-$(CONFIG_FPGA_DFL_NIOS_INTEL_PAC_N3000) += dfl-n3000-nios.o
    >
    > # Drivers for FPGAs which implement DFL
    > obj-$(CONFIG_FPGA_DFL_PCI) += dfl-pci.o
    > +
    > +# XRT drivers for Alveo
    > +obj-$(CONFIG_FPGA_XRT_METADATA) += xrt/metadata/
    > +obj-$(CONFIG_FPGA_XRT_LIB) += xrt/lib/
    > +obj-$(CONFIG_FPGA_XRT_XMGNT) += xrt/mgnt/
    > diff --git a/drivers/fpga/xrt/Kconfig b/drivers/fpga/xrt/Kconfig
    > new file mode 100644
    > index 000000000000..2424f89e6e03
    > --- /dev/null
    > +++ b/drivers/fpga/xrt/Kconfig
    > @@ -0,0 +1,8 @@
    > +# SPDX-License-Identifier: GPL-2.0-only
    > +#
    > +# Xilinx Alveo FPGA device configuration
    > +#
    > +
    > +source "drivers/fpga/xrt/metadata/Kconfig"
    > +source "drivers/fpga/xrt/lib/Kconfig"
    > +source "drivers/fpga/xrt/mgnt/Kconfig"
    > diff --git a/drivers/fpga/xrt/lib/Kconfig b/drivers/fpga/xrt/lib/Kconfig
    > new file mode 100644
    > index 000000000000..935369fad570
    > --- /dev/null
    > +++ b/drivers/fpga/xrt/lib/Kconfig
    > @@ -0,0 +1,17 @@
    > +# SPDX-License-Identifier: GPL-2.0-only
    > +#
    > +# XRT Alveo FPGA device configuration
    > +#
    > +
    > +config FPGA_XRT_LIB
    > + tristate "XRT Alveo Driver Library"
    > + depends on HWMON && PCI && HAS_IOMEM
    > + select FPGA_XRT_METADATA
    > + select REGMAP_MMIO
    > + help
    > + Select this option to enable Xilinx XRT Alveo driver library. This
    > + library is core infrastructure of XRT Alveo FPGA drivers which
    > + provides functions for working with device nodes, iteration and
    > + lookup of platform devices, common interfaces for platform devices,
    > + plumbing of function call and ioctls between platform devices and
    > + parent partitions.
    ok
    > diff --git a/drivers/fpga/xrt/lib/Makefile b/drivers/fpga/xrt/lib/Makefile
    > new file mode 100644
    > index 000000000000..58563416efbf
    > --- /dev/null
    > +++ b/drivers/fpga/xrt/lib/Makefile
    > @@ -0,0 +1,30 @@
    > +# SPDX-License-Identifier: GPL-2.0
    > +#
    > +# Copyright (C) 2020-2021 Xilinx, Inc. All rights reserved.
    > +#
    > +# Authors: Sonal.Santan@xilinx.com
    > +#
    > +
    > +FULL_XRT_PATH=$(srctree)/$(src)/..
    > +FULL_DTC_PATH=$(srctree)/scripts/dtc/libfdt
    > +
    > +obj-$(CONFIG_FPGA_XRT_LIB) += xrt-lib.o
    > +
    > +xrt-lib-objs := \
    > + lib-drv.o \
    > + xroot.o \
    > + xclbin.o \
    > + subdev.o \
    > + cdev.o \
    > + group.o \
    > + xleaf/vsec.o \
    > + xleaf/axigate.o \
    > + xleaf/devctl.o \
    > + xleaf/icap.o \
    > + xleaf/clock.o \
    > + xleaf/clkfreq.o \
    > + xleaf/ucs.o \
    > + xleaf/ddr_calibration.o
    > +
    > +ccflags-y := -I$(FULL_XRT_PATH)/include \
    > + -I$(FULL_DTC_PATH)
    > diff --git a/drivers/fpga/xrt/metadata/Kconfig b/drivers/fpga/xrt/metadata/Kconfig
    > new file mode 100644
    > index 000000000000..129adda47e94
    > --- /dev/null
    > +++ b/drivers/fpga/xrt/metadata/Kconfig
    > @@ -0,0 +1,12 @@
    > +# SPDX-License-Identifier: GPL-2.0-only
    > +#
    > +# XRT Alveo FPGA device configuration
    > +#
    > +
    > +config FPGA_XRT_METADATA
    > + bool "XRT Alveo Driver Metadata Parser"
    > + select LIBFDT
    > + help
    > + This option provides helper functions to parse Xilinx Alveo FPGA
    > + firmware metadata. The metadata is in device tree format and the
    > + XRT driver uses it to discover the HW subsystems behind PCIe BAR.
    ok
    > diff --git a/drivers/fpga/xrt/metadata/Makefile b/drivers/fpga/xrt/metadata/Makefile
    > new file mode 100644
    > index 000000000000..14f65ef1595c
    > --- /dev/null
    > +++ b/drivers/fpga/xrt/metadata/Makefile
    > @@ -0,0 +1,16 @@
    > +# SPDX-License-Identifier: GPL-2.0
    > +#
    > +# Copyright (C) 2020-2021 Xilinx, Inc. All rights reserved.
    > +#
    > +# Authors: Sonal.Santan@xilinx.com
    > +#
    > +
    > +FULL_XRT_PATH=$(srctree)/$(src)/..
    > +FULL_DTC_PATH=$(srctree)/scripts/dtc/libfdt
    > +
    > +obj-$(CONFIG_FPGA_XRT_METADATA) += xrt-md.o
    > +
    > +xrt-md-objs := metadata.o
    > +
    > +ccflags-y := -I$(FULL_XRT_PATH)/include \
    > + -I$(FULL_DTC_PATH)
    > diff --git a/drivers/fpga/xrt/mgnt/Kconfig b/drivers/fpga/xrt/mgnt/Kconfig
    > new file mode 100644
    > index 000000000000..b43242c14757
    > --- /dev/null
    > +++ b/drivers/fpga/xrt/mgnt/Kconfig
    > @@ -0,0 +1,15 @@
    > +# SPDX-License-Identifier: GPL-2.0-only
    > +#
    > +# Xilinx XRT FPGA device configuration
    > +#
    > +
    > +config FPGA_XRT_XMGNT
    > + tristate "Xilinx Alveo Management Driver"
    > + depends on FPGA_XRT_LIB
    > + select FPGA_XRT_METADATA
    > + select FPGA_BRIDGE
    > + select FPGA_REGION
    > + help
    > + Select this option to enable XRT PCIe driver for Xilinx Alveo FPGA.
    > + This driver provides interfaces for userspace application to access
    > + Alveo FPGA device.

    ok

    good enough for now.

    Reviewed-by: Tom Rix <trix@redhat.com>

    > diff --git a/drivers/fpga/xrt/mgnt/Makefile b/drivers/fpga/xrt/mgnt/Makefile
    > new file mode 100644
    > index 000000000000..b71d2ff0aa94
    > --- /dev/null
    > +++ b/drivers/fpga/xrt/mgnt/Makefile
    > @@ -0,0 +1,19 @@
    > +# SPDX-License-Identifier: GPL-2.0
    > +#
    > +# Copyright (C) 2020-2021 Xilinx, Inc. All rights reserved.
    > +#
    > +# Authors: Sonal.Santan@xilinx.com
    > +#
    > +
    > +FULL_XRT_PATH=$(srctree)/$(src)/..
    > +FULL_DTC_PATH=$(srctree)/scripts/dtc/libfdt
    > +
    > +obj-$(CONFIG_FPGA_XRT_XMGNT) += xrt-mgnt.o
    > +
    > +xrt-mgnt-objs := root.o \
    > + xmgnt-main.o \
    > + xrt-mgr.o \
    > + xmgnt-main-region.o
    > +
    > +ccflags-y := -I$(FULL_XRT_PATH)/include \
    > + -I$(FULL_DTC_PATH)

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