r8125: Enabling realtek ethernet driver support

Bug 5091558

Change-Id: Idb013a451e81ad1e7a664d85f024eebb17f92b77
Signed-off-by: Mahesh Patil <maheshp@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3316987
Reviewed-by: Shobek Attupurath <sattupurath@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: Srinivas Ramachandran <srinivasra@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>

BUILD.bazel

@@ -110,6 +110,7 @@ kernel_module(
         "drivers/net/ethernet/microchip/lan743x.ko",
         "drivers/net/ethernet/nvidia/nvethernet/nvethernet.ko",
         "drivers/net/ethernet/nvidia/pcie/tegra_vnet.ko",
+        "drivers/net/ethernet/realtek/r8125/r8125.ko",
         "drivers/net/ethernet/realtek/r8126/r8126.ko",
         "drivers/net/ethernet/realtek/r8168/r8168.ko",
         "drivers/nv-p2p/nvidia-p2p.ko",

drivers/net/ethernet/realtek/Makefile

@@ -8,3 +8,7 @@ endif
 ifneq ($(NV_OOT_REALTEK_R8126_SKIP_BUILD),y)
 obj-m += r8126/
 endif
+
+ifdef CONFIG_TEGRA_SYSTEM_TYPE_ACK
+obj-m += r8125/
+endif

drivers/net/ethernet/realtek/r8125/Makefile

@@ -30,30 +30,185 @@
 #  US6,570,884, US6,115,776, and US6,327,625.
 ################################################################################
 
-KFLAG := 2$(shell uname -r | sed -ne 's/^2\.[4]\..*/4/p')x
+CONFIG_SOC_LAN = n
+ENABLE_FIBER_SUPPORT = n
+ENABLE_REALWOW_SUPPORT = n
+ENABLE_DASH_SUPPORT = n
+ENABLE_DASH_PRINTER_SUPPORT = n
+CONFIG_DOWN_SPEED_100 = n
+CONFIG_ASPM = y
+ENABLE_S5WOL = y
+ENABLE_S5_KEEP_CURR_MAC = n
+ENABLE_EEE = y
+ENABLE_S0_MAGIC_PACKET = n
+ENABLE_TX_NO_CLOSE = y
+ENABLE_MULTIPLE_TX_QUEUE = n
+ENABLE_PTP_SUPPORT = n
+ENABLE_PTP_MASTER_MODE = n
+ENABLE_RSS_SUPPORT = n
+ENABLE_LIB_SUPPORT = n
+ENABLE_USE_FIRMWARE_FILE = n
+DISABLE_WOL_SUPPORT = n
+DISABLE_MULTI_MSIX_VECTOR = n
+ENABLE_DOUBLE_VLAN = n
+ENABLE_PAGE_REUSE = n
+ENABLE_RX_PACKET_FRAGMENT = n
 
-all: clean modules install
+ifneq ($(KERNELRELEASE),)
+	obj-m := r8125.o
+	r8125-objs := r8125_n.o rtl_eeprom.o rtltool.o
+	ifeq ($(CONFIG_SOC_LAN), y)
+		EXTRA_CFLAGS += -DCONFIG_SOC_LAN
+	endif
+	ifeq ($(ENABLE_FIBER_SUPPORT), y)
+		r8125-objs += r8125_fiber.o
+		EXTRA_CFLAGS += -DENABLE_FIBER_SUPPORT
+	endif
+	ifeq ($(ENABLE_REALWOW_SUPPORT), y)
+		r8125-objs += r8125_realwow.o
+		EXTRA_CFLAGS += -DENABLE_REALWOW_SUPPORT
+	endif
+	ifeq ($(ENABLE_DASH_SUPPORT), y)
+		r8125-objs += r8125_dash.o
+		EXTRA_CFLAGS += -DENABLE_DASH_SUPPORT
+	endif
+	ifeq ($(ENABLE_DASH_PRINTER_SUPPORT), y)
+		r8125-objs += r8125_dash.o
+		EXTRA_CFLAGS += -DENABLE_DASH_SUPPORT -DENABLE_DASH_PRINTER_SUPPORT
+	endif
+	EXTRA_CFLAGS += -DCONFIG_R8125_NAPI
+	EXTRA_CFLAGS += -DCONFIG_R8125_VLAN
+	ifeq ($(CONFIG_DOWN_SPEED_100), y)
+		EXTRA_CFLAGS += -DCONFIG_DOWN_SPEED_100
+	endif
+	ifeq ($(CONFIG_ASPM), y)
+		EXTRA_CFLAGS += -DCONFIG_ASPM
+	endif
+	ifeq ($(ENABLE_S5WOL), y)
+		EXTRA_CFLAGS += -DENABLE_S5WOL
+	endif
+	ifeq ($(ENABLE_S5_KEEP_CURR_MAC), y)
+		EXTRA_CFLAGS += -DENABLE_S5_KEEP_CURR_MAC
+	endif
+	ifeq ($(ENABLE_EEE), y)
+		EXTRA_CFLAGS += -DENABLE_EEE
+	endif
+	ifeq ($(ENABLE_S0_MAGIC_PACKET), y)
+		EXTRA_CFLAGS += -DENABLE_S0_MAGIC_PACKET
+	endif
+	ifeq ($(ENABLE_TX_NO_CLOSE), y)
+		EXTRA_CFLAGS += -DENABLE_TX_NO_CLOSE
+	endif
+	ifeq ($(ENABLE_MULTIPLE_TX_QUEUE), y)
+		EXTRA_CFLAGS += -DENABLE_MULTIPLE_TX_QUEUE
+	endif
+	ifeq ($(ENABLE_PTP_SUPPORT), y)
+		r8125-objs += r8125_ptp.o
+		EXTRA_CFLAGS += -DENABLE_PTP_SUPPORT
+	endif
+	ifeq ($(ENABLE_PTP_MASTER_MODE), y)
+		EXTRA_CFLAGS += -DENABLE_PTP_MASTER_MODE
+	endif
+	ifeq ($(ENABLE_RSS_SUPPORT), y)
+		r8125-objs += r8125_rss.o
+		EXTRA_CFLAGS += -DENABLE_RSS_SUPPORT
+	endif
+	ifeq ($(ENABLE_LIB_SUPPORT), y)
+		r8125-objs += r8125_lib.o
+		EXTRA_CFLAGS += -DENABLE_LIB_SUPPORT
+	endif
+	ifeq ($(ENABLE_USE_FIRMWARE_FILE), y)
+		r8125-objs += r8125_firmware.o
+		EXTRA_CFLAGS += -DENABLE_USE_FIRMWARE_FILE
+	endif
+	ifeq ($(DISABLE_WOL_SUPPORT), y)
+		EXTRA_CFLAGS += -DDISABLE_WOL_SUPPORT
+	endif
+	ifeq ($(DISABLE_MULTI_MSIX_VECTOR), y)
+		EXTRA_CFLAGS += -DDISABLE_MULTI_MSIX_VECTOR
+	endif
+	ifeq ($(ENABLE_DOUBLE_VLAN), y)
+		EXTRA_CFLAGS += -DENABLE_DOUBLE_VLAN
+	endif
+	ifeq ($(ENABLE_PAGE_REUSE), y)
+		EXTRA_CFLAGS += -DENABLE_PAGE_REUSE
+	endif
+	ifeq ($(ENABLE_RX_PACKET_FRAGMENT), y)
+		EXTRA_CFLAGS += -DENABLE_RX_PACKET_FRAGMENT
+	endif
+else
+	BASEDIR := /lib/modules/$(shell uname -r)
+	KERNELDIR ?= $(BASEDIR)/build
+	PWD :=$(shell pwd)
+	DRIVERDIR := $(shell find $(BASEDIR)/kernel/drivers/net/ethernet -name realtek -type d)
+	ifeq ($(DRIVERDIR),)
+		DRIVERDIR := $(shell find $(BASEDIR)/kernel/drivers/net -name realtek -type d)
+	endif
+	ifeq ($(DRIVERDIR),)
+		DRIVERDIR := $(BASEDIR)/kernel/drivers/net
+	endif
+	RTKDIR := $(subst $(BASEDIR)/,,$(DRIVERDIR))
 
+	KERNEL_GCC_VERSION := $(shell cat /proc/version | sed -n 's/.*gcc version \([[:digit:]]\.[[:digit:]]\.[[:digit:]]\).*/\1/p')
+	CCVERSION = $(shell $(CC) -dumpversion)
+
+	KVER = $(shell uname -r)
+	KMAJ = $(shell echo $(KVER) | \
+	sed -e 's/^\([0-9][0-9]*\)\.[0-9][0-9]*\.[0-9][0-9]*.*/\1/')
+	KMIN = $(shell echo $(KVER) | \
+	sed -e 's/^[0-9][0-9]*\.\([0-9][0-9]*\)\.[0-9][0-9]*.*/\1/')
+	KREV = $(shell echo $(KVER) | \
+	sed -e 's/^[0-9][0-9]*\.[0-9][0-9]*\.\([0-9][0-9]*\).*/\1/')
+
+	kver_ge = $(shell \
+	echo test | awk '{if($(KMAJ) < $(1)) {print 0} else { \
+	if($(KMAJ) > $(1)) {print 1} else { \
+	if($(KMIN) < $(2)) {print 0} else { \
+	if($(KMIN) > $(2)) {print 1} else { \
+	if($(KREV) < $(3)) {print 0} else { print 1 } \
+	}}}}}' \
+	)
+
+.PHONY: all
+all: print_vars clean modules install
+
+print_vars:
+	@echo
+	@echo "CC: " $(CC)
+	@echo "CCVERSION: " $(CCVERSION)
+	@echo "KERNEL_GCC_VERSION: " $(KERNEL_GCC_VERSION)
+	@echo "KVER: " $(KVER)
+	@echo "KMAJ: " $(KMAJ)
+	@echo "KMIN: " $(KMIN)
+	@echo "KREV: " $(KREV)
+	@echo "BASEDIR: " $(BASEDIR)
+	@echo "DRIVERDIR: " $(DRIVERDIR)
+	@echo "PWD: " $(PWD)
+	@echo "RTKDIR: " $(RTKDIR)
+	@echo
+
+.PHONY:modules
 modules:
-ifeq ($(KFLAG),24x)
+#ifeq ($(call kver_ge,5,0,0),1)
-	$(MAKE) -C src/ -f Makefile_linux24x modules
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules
-else
+#else
-	$(MAKE) -C src/ modules
+#	$(MAKE) -C $(KERNELDIR) SUBDIRS=$(PWD) modules
-endif
+#endif
 
+.PHONY:clean
 clean:
-ifeq ($(KFLAG),24x)
+#ifeq ($(call kver_ge,5,0,0),1)
-	$(MAKE) -C src/ -f Makefile_linux24x clean
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) clean
-else
+#else
-	$(MAKE) -C src/ clean
+#	$(MAKE) -C $(KERNELDIR) SUBDIRS=$(PWD) clean
-endif
+#endif
 
+.PHONY:install
 install:
-ifeq ($(KFLAG),24x)
+#ifeq ($(call kver_ge,5,0,0),1)
-	$(MAKE) -C src/ -f Makefile_linux24x install
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) INSTALL_MOD_DIR=$(RTKDIR) modules_install
-else
+#else
-	$(MAKE) -C src/ install
+#	$(MAKE) -C $(KERNELDIR) SUBDIRS=$(PWD) INSTALL_MOD_DIR=$(RTKDIR) modules_install
+#endif
+
 endif
-
-
-