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Message-ID: <20210324052947.27889-21-lizhi.hou@xilinx.com>
Date: Tue, 23 Mar 2021 22:29:47 -0700
From: Lizhi Hou <lizhi.hou@...inx.com>
To: <linux-kernel@...r.kernel.org>
CC: Lizhi Hou <lizhi.hou@...inx.com>, <linux-fpga@...r.kernel.org>,
<maxz@...inx.com>, <sonal.santan@...inx.com>, <yliu@...inx.com>,
<michal.simek@...inx.com>, <stefanos@...inx.com>,
<devicetree@...r.kernel.org>, <trix@...hat.com>, <mdf@...nel.org>,
<robh@...nel.org>, Max Zhen <max.zhen@...inx.com>
Subject: [PATCH V4 XRT Alveo 20/20] fpga: xrt: Kconfig and Makefile updates for XRT drivers
Update fpga Kconfig/Makefile and add Kconfig/Makefile for new drivers.
Signed-off-by: Sonal Santan <sonal.santan@...inx.com>
Signed-off-by: Max Zhen <max.zhen@...inx.com>
Signed-off-by: Lizhi Hou <lizhi.hou@...inx.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/mgmt/Kconfig | 15 +++++++++++++++
drivers/fpga/xrt/mgmt/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/mgmt/Kconfig
create mode 100644 drivers/fpga/xrt/mgmt/Makefile
diff --git a/MAINTAINERS b/MAINTAINERS
index aa84121c5611..44ccc52987ac 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -7009,6 +7009,17 @@ F: Documentation/fpga/
F: drivers/fpga/
F: include/linux/fpga/
+FPGA XRT DRIVERS
+M: Lizhi Hou <lizhi.hou@...inx.com>
+R: Max Zhen <max.zhen@...inx.com>
+R: Sonal Santan <sonal.santan@...inx.com>
+L: linux-fpga@...r.kernel.org
+S: Maintained
+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@...bpc.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..4b887bf95cb3 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-$(CONFIG_FPGA_XRT_XMGMT) += xrt/mgmt/
diff --git a/drivers/fpga/xrt/Kconfig b/drivers/fpga/xrt/Kconfig
new file mode 100644
index 000000000000..0e2c59589ddd
--- /dev/null
+++ b/drivers/fpga/xrt/Kconfig
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Xilinx Alveo FPGA device configuration
+#
+
+source "drivers/fpga/xrt/metadata/Kconfig"
+source "drivers/fpga/xrt/lib/Kconfig"
+source "drivers/fpga/xrt/mgmt/Kconfig"
diff --git a/drivers/fpga/xrt/lib/Kconfig b/drivers/fpga/xrt/lib/Kconfig
new file mode 100644
index 000000000000..935369fad570
--- /dev/null
+++ b/drivers/fpga/xrt/lib/Kconfig
@@ -0,0 +1,17 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# XRT Alveo FPGA device configuration
+#
+
+config FPGA_XRT_LIB
+ tristate "XRT Alveo Driver Library"
+ depends on HWMON && PCI && HAS_IOMEM
+ select FPGA_XRT_METADATA
+ select REGMAP_MMIO
+ help
+ Select this option to enable Xilinx XRT Alveo driver library. This
+ library is core infrastructure of XRT Alveo FPGA drivers which
+ provides functions for working with device nodes, iteration and
+ lookup of platform devices, common interfaces for platform devices,
+ plumbing of function call and ioctls between platform devices and
+ parent partitions.
diff --git a/drivers/fpga/xrt/lib/Makefile b/drivers/fpga/xrt/lib/Makefile
new file mode 100644
index 000000000000..58563416efbf
--- /dev/null
+++ b/drivers/fpga/xrt/lib/Makefile
@@ -0,0 +1,30 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2020-2021 Xilinx, Inc. All rights reserved.
+#
+# Authors: Sonal.Santan@...inx.com
+#
+
+FULL_XRT_PATH=$(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$(FULL_DTC_PATH)
diff --git a/drivers/fpga/xrt/metadata/Kconfig b/drivers/fpga/xrt/metadata/Kconfig
new file mode 100644
index 000000000000..129adda47e94
--- /dev/null
+++ b/drivers/fpga/xrt/metadata/Kconfig
@@ -0,0 +1,12 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# XRT Alveo FPGA device configuration
+#
+
+config FPGA_XRT_METADATA
+ bool "XRT Alveo Driver Metadata Parser"
+ select LIBFDT
+ help
+ This option provides helper functions to parse Xilinx Alveo FPGA
+ firmware metadata. The metadata is in device tree format and the
+ XRT driver uses it to discover the HW subsystems behind PCIe BAR.
diff --git a/drivers/fpga/xrt/metadata/Makefile b/drivers/fpga/xrt/metadata/Makefile
new file mode 100644
index 000000000000..14f65ef1595c
--- /dev/null
+++ b/drivers/fpga/xrt/metadata/Makefile
@@ -0,0 +1,16 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2020-2021 Xilinx, Inc. All rights reserved.
+#
+# Authors: Sonal.Santan@...inx.com
+#
+
+FULL_XRT_PATH=$(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$(FULL_DTC_PATH)
diff --git a/drivers/fpga/xrt/mgmt/Kconfig b/drivers/fpga/xrt/mgmt/Kconfig
new file mode 100644
index 000000000000..31e9e19fffb8
--- /dev/null
+++ b/drivers/fpga/xrt/mgmt/Kconfig
@@ -0,0 +1,15 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Xilinx XRT FPGA device configuration
+#
+
+config FPGA_XRT_XMGMT
+ tristate "Xilinx Alveo Management Driver"
+ depends on FPGA_XRT_LIB
+ select FPGA_XRT_METADATA
+ select FPGA_BRIDGE
+ select FPGA_REGION
+ help
+ Select this option to enable XRT PCIe driver for Xilinx Alveo FPGA.
+ This driver provides interfaces for userspace application to access
+ Alveo FPGA device.
diff --git a/drivers/fpga/xrt/mgmt/Makefile b/drivers/fpga/xrt/mgmt/Makefile
new file mode 100644
index 000000000000..acabd811f3fd
--- /dev/null
+++ b/drivers/fpga/xrt/mgmt/Makefile
@@ -0,0 +1,19 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2020-2021 Xilinx, Inc. All rights reserved.
+#
+# Authors: Sonal.Santan@...inx.com
+#
+
+FULL_XRT_PATH=$(srctree)/$(src)/..
+FULL_DTC_PATH=$(srctree)/scripts/dtc/libfdt
+
+obj-$(CONFIG_FPGA_XRT_XMGMT) += xrt-mgmt.o
+
+xrt-mgmt-objs := root.o \
+ main.o \
+ fmgr-drv.o \
+ main-region.o
+
+ccflags-y := -I$(FULL_XRT_PATH)/include \
+ -I$(FULL_DTC_PATH)
--
2.27.0
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