Add 11.4 NSS-DRV

Add NSS-DRV from QSDK11.4. NSS-DRV is the core NSS driver providing NSS firmware loading and communication between NSS cores and other NSS offloading drivers. It includes patches to it in order to work under kernel 5.10. Made for and tested on IPQ807x. Signed-off-by: Robert Marko <robimarko@gmail.com>
2025-12-16 08:44:52 +00:00 · 2021-05-30 18:19:14 +02:00 · 2021-05-30 18:19:14 +02:00 · 4ae9a73646
commit 4ae9a73646
parent 04a30f08ee
8 changed files with 464 additions and 0 deletions
--- a/qca/qca-nss-drv/Makefile
+++ b/qca/qca-nss-drv/Makefile
@ -0,0 +1,119 @@
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=qca-nss-drv
+PKG_RELEASE:=$(AUTORELEASE)
+
+PKG_SOURCE_URL:=https://source.codeaurora.org/quic/qsdk/oss/lklm/nss-drv
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_DATE:=2021-04-26
+PKG_SOURCE_VERSION:=1cf4bf81fd395f61648efeae78cdf1df60e954ff
+PKG_MIRROR_HASH:=86b7455565d28a72da981099c67a89ea9e0ae3874a34be30959dcf48f5e2196c
+
+PKG_BUILD_PARALLEL:=1
+
+include $(INCLUDE_DIR)/kernel.mk
+include $(INCLUDE_DIR)/package.mk
+
+NSS_CLIENTS_DIR:=$(TOPDIR)/qca/src/qca-nss-clients
+
+define KernelPackage/qca-nss-drv
+  SECTION:=kernel
+  CATEGORY:=Kernel modules
+  SUBMENU:=Network Devices
+  DEPENDS:=@(TARGET_ipq807x||TARGET_ipq60xx) +kmod-qca-nss-dp
+  TITLE:=Kernel driver for NSS (core driver)
+  FILES:=$(PKG_BUILD_DIR)/qca-nss-drv.ko
+  AUTOLOAD:=$(call AutoLoad,32,qca-nss-drv)
+endef
+
+define KernelPackage/qca-nss-drv/install
+	$(INSTALL_DIR) $(1)/lib/debug
+	$(INSTALL_DIR) $(1)/etc/init.d
+	$(INSTALL_DIR) $(1)/etc/sysctl.d
+	$(INSTALL_DIR) $(1)/etc/hotplug.d/firmware
+	$(INSTALL_DIR) $(1)/etc/config
+
+	$(INSTALL_BIN) ./files/qca-nss-drv.debug $(1)/lib/debug/qca-nss-drv
+	$(INSTALL_BIN) ./files/qca-nss-drv.init $(1)/etc/init.d/qca-nss-drv
+	$(INSTALL_BIN) ./files/qca-nss-drv.sysctl $(1)/etc/sysctl.d/qca-nss-drv.conf
+	$(INSTALL_BIN) ./files/qca-nss-drv.hotplug $(1)/etc/hotplug.d/firmware/10-qca-nss-fw
+	$(INSTALL_BIN) ./files/qca-nss-drv.conf $(1)/etc/config/nss
+
+endef
+
+define KernelPackage/qca-nss-drv/Description
+This package contains a NSS driver for QCA chipset
+endef
+
+define Build/InstallDev
+	mkdir -p $(1)/usr/include/qca-nss-drv
+	$(CP) $(PKG_BUILD_DIR)/exports/* $(1)/usr/include/qca-nss-drv/
+endef
+
+EXTRA_CFLAGS+= -I$(STAGING_DIR)/usr/include/qca-nss-gmac -I$(STAGING_DIR)/usr/include/qca-nss-dp -I$(STAGING_DIR)/usr/include/qca-ssdk
+
+ifneq (, $(findstring $(CONFIG_TARGET_BOARD), "ipq807x" "ipq60xx"))
+EXTRA_CFLAGS+= -DNSS_MEM_PROFILE_MEDIUM
+LOW_MEM_PROFILE_MAKE_OPTS=y
+endif
+
+ifeq ($(CONFIG_KERNEL_SKB_FIXED_SIZE_2K),y)
+EXTRA_CFLAGS+= -DNSS_SKB_FIXED_SIZE_2K
+endif
+
+DRV_MAKE_OPTS:=
+ifeq ($(LOW_MEM_PROFILE_MAKE_OPTS),y)
+DRV_MAKE_OPTS+=NSS_DRV_C2C_ENABLE=n \
+	NSS_DRV_CAPWAP_ENABLE=n \
+	NSS_DRV_CLMAP_ENABLE=n \
+	NSS_DRV_CRYPTO_ENABLE=n \
+	NSS_DRV_DTLS_ENABLE=n \
+	NSS_DRV_GRE_ENABLE=n \
+	NSS_DRV_GRE_REDIR_ENABLE=n \
+	NSS_DRV_GRE_TUNNEL_ENABLE=n \
+	NSS_DRV_IGS_ENABLE=n \
+	NSS_DRV_IPSEC_ENABLE=n \
+	NSS_DRV_LAG_ENABLE=n \
+	NSS_DRV_L2TP_ENABLE=n \
+	NSS_DRV_MAPT_ENABLE=n \
+	NSS_DRV_OAM_ENABLE=n \
+	NSS_DRV_PPTP_ENABLE=n \
+	NSS_DRV_PORTID_ENABLE=n \
+	NSS_DRV_PVXLAN_ENABLE=n \
+	NSS_DRV_QRFS_ENABLE=n \
+	NSS_DRV_QVPN_ENABLE=n \
+	NSS_DRV_RMNET_ENABLE=n \
+	NSS_DRV_SHAPER_ENABLE=n \
+	NSS_DRV_SJACK_ENABLE=n \
+	NSS_DRV_TLS_ENABLE=n \
+	NSS_DRV_TRUSTSEC_ENABLE=n \
+	NSS_DRV_TSTAMP_ENABLE=n \
+	NSS_DRV_TUN6RD_ENABLE=n \
+	NSS_DRV_TUNIPIP6_ENABLE=n \
+	NSS_DRV_VXLAN_ENABLE=n \
+	NSS_DRV_MATCH_ENABLE=n \
+	NSS_DRV_MIRROR_ENABLE=n
+endif
+
+ifeq ($(CONFIG_TARGET_BOARD), "ipq807x")
+    SOC="ipq807x_64"
+else ifeq ($(CONFIG_TARGET_BOARD), "ipq60xx")
+    SOC="ipq60xx_64"
+endif
+
+define Build/Configure
+	$(LN) arch/nss_$(SOC).h $(PKG_BUILD_DIR)/exports/nss_arch.h
+endef
+
+define Build/Compile
+	+$(MAKE) -C "$(LINUX_DIR)" $(strip $(DRV_MAKE_OPTS)) \
+		CROSS_COMPILE="$(TARGET_CROSS)" \
+		ARCH="$(LINUX_KARCH)" \
+		M="$(PKG_BUILD_DIR)" \
+		EXTRA_CFLAGS="$(EXTRA_CFLAGS)" SoC=$(SOC) \
+		$(KERNEL_MAKE_FLAGS) \
+		$(PKG_JOBS) \
+		modules
+endef
+
+$(eval $(call KernelPackage,qca-nss-drv))
--- a/qca/qca-nss-drv/files/qca-nss-drv.conf
+++ b/qca/qca-nss-drv/files/qca-nss-drv.conf
@ -0,0 +1,6 @@
+config nss_firmware 'qca_nss_0'
+
+config nss_firmware 'qca_nss_1'
+
+config general
+	option enable_rps	'1'
--- a/qca/qca-nss-drv/files/qca-nss-drv.debug
+++ b/qca/qca-nss-drv/files/qca-nss-drv.debug
@ -0,0 +1,26 @@
+#!/bin/sh /sbin/sysdebug
+#
+# Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+log cat /sys/kernel/debug/qca-nss-drv/stats/pppoe
+log cat /sys/kernel/debug/qca-nss-drv/stats/n2h
+log cat /sys/kernel/debug/qca-nss-drv/stats/ipv6
+log cat /sys/kernel/debug/qca-nss-drv/stats/ipv4
+log cat /sys/kernel/debug/qca-nss-drv/stats/gmac
+log cat /sys/kernel/debug/qca-nss-drv/stats/drv
+log cat /sys/kernel/debug/qca-nss-drv/stats/wifi
+log cat /sys/kernel/debug/qca-nss-drv/stats/wifi_if
+log cat /sys/kernel/debug/qca-nss-drv/stats/eth_rx
--- a/qca/qca-nss-drv/files/qca-nss-drv.hotplug
+++ b/qca/qca-nss-drv/files/qca-nss-drv.hotplug
@ -0,0 +1,70 @@
+#!/bin/sh
+#
+# Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+KERNEL=`uname -r`
+case "${KERNEL}" in
+	3.4*)
+		select_or_load=load_nss_fw
+		;;
+	*)
+		select_or_load=select_nss_fw
+		;;
+esac
+
+load_nss_fw () {
+	ls -l $1 | awk ' { print $9,$5 } '> /dev/console
+	echo 1 > /sys/class/firmware/$DEVICENAME/loading
+	cat $1 > /sys/class/firmware/$DEVICENAME/data
+	echo 0 > /sys/class/firmware/$DEVICENAME/loading
+}
+
+select_nss_fw () {
+	rm -f /lib/firmware/$DEVICENAME
+	ln -s $1 /lib/firmware/$DEVICENAME
+	ls -l /lib/firmware/$DEVICENAME | awk ' { print $9,$5 } '> /dev/console
+}
+
+[ "$ACTION" != "add" ] && exit
+
+# dev name for UCI, since it doesn't let you use . or -
+SDEVNAME=$(echo ${DEVICENAME} | sed s/[.-]/_/g)
+
+SELECTED_FW=$(uci get nss.${SDEVNAME}.firmware 2>/dev/null)
+[ -e "${SELECTED_FW}" ] && {
+	$select_or_load ${SELECTED_FW}
+	exit
+}
+
+case $DEVICENAME in
+        qca-nss0* | qca-nss.0*)
+                if [ -e /lib/firmware/qca-nss0-enterprise.bin ] ; then
+                        $select_or_load /lib/firmware/qca-nss0-enterprise.bin
+                else
+                        $select_or_load /lib/firmware/qca-nss0-retail.bin
+                fi
+                exit
+                ;;
+        qca-nss1* | qca-nss.1*)
+                if [ -e /lib/firmware/qca-nss1-enterprise.bin ] ; then
+                        $select_or_load /lib/firmware/qca-nss1-enterprise.bin
+                else
+                        $select_or_load /lib/firmware/qca-nss1-retail.bin
+                fi
+                exit
+                ;;
+esac
+
--- a/qca/qca-nss-drv/files/qca-nss-drv.init
+++ b/qca/qca-nss-drv/files/qca-nss-drv.init
@ -0,0 +1,50 @@
+#!/bin/sh /etc/rc.common
+#
+# Copyright (c) 2015-2017, The Linux Foundation. All rights reserved.
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+START=70
+
+enable_rps() {
+	irq_nss_rps=`grep nss_queue1 /proc/interrupts | cut -d ':' -f 1 | tr -d ' '`
+	for entry in $irq_nss_rps
+	do
+		echo 2 > /proc/irq/$entry/smp_affinity
+	done
+
+	irq_nss_rps=`grep nss_queue2 /proc/interrupts | cut -d ':' -f 1 | tr -d ' '`
+	for entry in $irq_nss_rps
+	do
+		echo 4 > /proc/irq/$entry/smp_affinity
+	done
+
+	irq_nss_rps=`grep nss_queue3 /proc/interrupts | cut -d ':' -f 1 | tr -d ' '`
+	for entry in $irq_nss_rps
+	do
+		echo 8 > /proc/irq/$entry/smp_affinity
+	done
+
+	# Enable NSS RPS
+	sysctl -w dev.nss.rps.enable=1 >/dev/null 2>/dev/null
+
+}
+
+
+start() {
+	local rps_enabled="$(uci_get nss @general[0] enable_rps)"
+	if [ "$rps_enabled" -eq 1 ]; then
+		enable_rps
+	fi
+}
--- a/qca/qca-nss-drv/files/qca-nss-drv.sysctl
+++ b/qca/qca-nss-drv/files/qca-nss-drv.sysctl
@ -0,0 +1,4 @@
+# Default Number of connection configuration
+dev.nss.ipv4cfg.ipv4_conn=4096
+dev.nss.ipv6cfg.ipv6_conn=4096
+
--- a/qca/qca-nss-drv/patches/0001-core-add-5.10-kernel-to-version-check.patch
+++ b/qca/qca-nss-drv/patches/0001-core-add-5.10-kernel-to-version-check.patch
@ -0,0 +1,25 @@
+From 3885c752e12f74cad6c97888b797e5903ad1930d Mon Sep 17 00:00:00 2001
+From: Robert Marko <robimarko@gmail.com>
+Date: Thu, 13 May 2021 23:22:38 +0200
+Subject: [PATCH] core: add 5.10 kernel to version check
+
+NSS DRV has a kernel version check, so simply add
+5.10 as supported.
+
+Signed-off-by: Robert Marko <robimarko@gmail.com>
+---
+ nss_core.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+--- a/nss_core.c
+++ b/nss_core.c
+@@ -52,7 +52,8 @@
+ (((LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0)) && (LINUX_VERSION_CODE < KERNEL_VERSION(3, 11, 0)))) || \
+ (((LINUX_VERSION_CODE >= KERNEL_VERSION(3, 18, 0)) && (LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0)))) || \
+ (((LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0)) && (LINUX_VERSION_CODE < KERNEL_VERSION(4, 5, 0)))) || \
+-(((LINUX_VERSION_CODE >= KERNEL_VERSION(5, 4, 0)) && (LINUX_VERSION_CODE < KERNEL_VERSION(5, 5, 0))))))
+(((LINUX_VERSION_CODE >= KERNEL_VERSION(5, 4, 0)) && (LINUX_VERSION_CODE < KERNEL_VERSION(5, 5, 0)))) || \
+(((LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 0)) && (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0))))))
+ #error "Check skb recycle code in this file to match Linux version"
+ #endif
+ 
--- a/qca/qca-nss-drv/patches/0002-nss-drv-replace-ioremap_nocache-with-ioremap.patch
+++ b/qca/qca-nss-drv/patches/0002-nss-drv-replace-ioremap_nocache-with-ioremap.patch
@ -0,0 +1,164 @@
+From b5e2a7167ca3df9fce34f0d7c05468d4f5597275 Mon Sep 17 00:00:00 2001
+From: Robert Marko <robimarko@gmail.com>
+Date: Thu, 13 May 2021 23:33:18 +0200
+Subject: [PATCH] nss-drv: replace ioremap_nocache() with ioremap()
+
+ioremap_nocache() does not exist anymore.
+
+Signed-off-by: Robert Marko <robimarko@gmail.com>
+---
+ nss_hal/ipq50xx/nss_hal_pvt.c | 6 +++---
+ nss_hal/ipq60xx/nss_hal_pvt.c | 8 ++++----
+ nss_hal/ipq806x/nss_hal_pvt.c | 4 ++--
+ nss_hal/ipq807x/nss_hal_pvt.c | 6 +++---
+ nss_hal/nss_hal.c             | 4 ++--
+ nss_meminfo.c                 | 2 +-
+ nss_ppe.c                     | 2 +-
+ 7 files changed, 16 insertions(+), 16 deletions(-)
+
+--- a/nss_hal/ipq50xx/nss_hal_pvt.c
+++ b/nss_hal/ipq50xx/nss_hal_pvt.c
+@@ -184,13 +184,13 @@ static struct nss_platform_data *__nss_h
+ 	npd->nphys = res_nphys.start;
+ 	npd->qgic_phys = res_qgic_phys.start;
+ 
+-	npd->nmap = ioremap_nocache(npd->nphys, resource_size(&res_nphys));
+	npd->nmap = ioremap(npd->nphys, resource_size(&res_nphys));
+ 	if (!npd->nmap) {
+ 		nss_info_always("%px: nss%d: ioremap() fail for nphys\n", nss_ctx, nss_ctx->id);
+ 		goto out;
+ 	}
+ 
+-	npd->qgic_map = ioremap_nocache(npd->qgic_phys, resource_size(&res_qgic_phys));
+	npd->qgic_map = ioremap(npd->qgic_phys, resource_size(&res_qgic_phys));
+ 	if (!npd->qgic_map) {
+ 		nss_info_always("%px: nss%d: ioremap() fail for qgic map\n", nss_ctx, nss_ctx->id);
+ 		goto out;
+@@ -348,7 +348,7 @@ static int __nss_hal_common_reset(struct
+ 
+ 	of_node_put(cmn);
+ 
+-	nss_misc_reset = ioremap_nocache(res_nss_misc_reset.start, resource_size(&res_nss_misc_reset));
+	nss_misc_reset = ioremap(res_nss_misc_reset.start, resource_size(&res_nss_misc_reset));
+ 	if (!nss_misc_reset) {
+ 		pr_err("%px: ioremap fail for nss_misc_reset\n", nss_dev);
+ 		return -EFAULT;
+--- a/nss_hal/ipq60xx/nss_hal_pvt.c
+++ b/nss_hal/ipq60xx/nss_hal_pvt.c
+@@ -207,13 +207,13 @@ static struct nss_platform_data *__nss_h
+ 	npd->nphys = res_nphys.start;
+ 	npd->qgic_phys = res_qgic_phys.start;
+ 
+-	npd->nmap = ioremap_nocache(npd->nphys, resource_size(&res_nphys));
+	npd->nmap = ioremap(npd->nphys, resource_size(&res_nphys));
+ 	if (!npd->nmap) {
+ 		nss_info_always("%px: nss%d: ioremap() fail for nphys\n", nss_ctx, nss_ctx->id);
+ 		goto out;
+ 	}
+ 
+-	npd->qgic_map = ioremap_nocache(npd->qgic_phys, resource_size(&res_qgic_phys));
+	npd->qgic_map = ioremap(npd->qgic_phys, resource_size(&res_qgic_phys));
+ 	if (!npd->qgic_map) {
+ 		nss_info_always("%px: nss%d: ioremap() fail for qgic map\n", nss_ctx, nss_ctx->id);
+ 		goto out;
+@@ -433,13 +433,13 @@ static int __nss_hal_common_reset(struct
+ 
+ 	of_node_put(cmn);
+ 
+-	nss_misc_reset = ioremap_nocache(res_nss_misc_reset.start, resource_size(&res_nss_misc_reset));
+	nss_misc_reset = ioremap(res_nss_misc_reset.start, resource_size(&res_nss_misc_reset));
+ 	if (!nss_misc_reset) {
+ 		pr_err("%px: ioremap fail for nss_misc_reset\n", nss_dev);
+ 		return -EFAULT;
+ 	}
+ 
+-	nss_misc_reset_flag = ioremap_nocache(res_nss_misc_reset_flag.start, resource_size(&res_nss_misc_reset_flag));
+	nss_misc_reset_flag = ioremap(res_nss_misc_reset_flag.start, resource_size(&res_nss_misc_reset_flag));
+ 	if (!nss_misc_reset_flag) {
+ 		pr_err("%px: ioremap fail for nss_misc_reset_flag\n", nss_dev);
+ 		return -EFAULT;
+--- a/nss_hal/ipq806x/nss_hal_pvt.c
+++ b/nss_hal/ipq806x/nss_hal_pvt.c
+@@ -458,7 +458,7 @@ static struct nss_platform_data *__nss_h
+ 	npd->nphys = res_nphys.start;
+ 	npd->vphys = res_vphys.start;
+ 
+-	npd->nmap = ioremap_nocache(npd->nphys, resource_size(&res_nphys));
+	npd->nmap = ioremap(npd->nphys, resource_size(&res_nphys));
+ 	if (!npd->nmap) {
+ 		nss_info_always("%px: nss%d: ioremap() fail for nphys\n", nss_ctx, nss_ctx->id);
+ 		goto out;
+@@ -711,7 +711,7 @@ static int __nss_hal_common_reset(struct
+ 	}
+ 	of_node_put(cmn);
+ 
+-	fpb_base = ioremap_nocache(res_nss_fpb_base.start, resource_size(&res_nss_fpb_base));
+	fpb_base = ioremap(res_nss_fpb_base.start, resource_size(&res_nss_fpb_base));
+ 	if (!fpb_base) {
+ 		pr_err("%px: ioremap fail for nss_fpb_base\n", nss_dev);
+ 		return -EFAULT;
+--- a/nss_hal/ipq807x/nss_hal_pvt.c
+++ b/nss_hal/ipq807x/nss_hal_pvt.c
+@@ -234,7 +234,7 @@ static struct nss_platform_data *__nss_h
+ 	npd->vphys = res_vphys.start;
+ 	npd->qgic_phys = res_qgic_phys.start;
+ 
+-	npd->nmap = ioremap_nocache(npd->nphys, resource_size(&res_nphys));
+	npd->nmap = ioremap(npd->nphys, resource_size(&res_nphys));
+ 	if (!npd->nmap) {
+ 		nss_info_always("%px: nss%d: ioremap() fail for nphys\n", nss_ctx, nss_ctx->id);
+ 		goto out;
+@@ -247,7 +247,7 @@ static struct nss_platform_data *__nss_h
+ 		goto out;
+ 	}
+ 
+-	npd->qgic_map = ioremap_nocache(npd->qgic_phys, resource_size(&res_qgic_phys));
+	npd->qgic_map = ioremap(npd->qgic_phys, resource_size(&res_qgic_phys));
+ 	if (!npd->qgic_map) {
+ 		nss_info_always("%px: nss%d: ioremap() fail for qgic map\n", nss_ctx, nss_ctx->id);
+ 		goto out;
+@@ -467,7 +467,7 @@ static int __nss_hal_common_reset(struct
+ 	}
+ 	of_node_put(cmn);
+ 
+-	nss_misc_reset = ioremap_nocache(res_nss_misc_reset.start, resource_size(&res_nss_misc_reset));
+	nss_misc_reset = ioremap(res_nss_misc_reset.start, resource_size(&res_nss_misc_reset));
+ 	if (!nss_misc_reset) {
+ 		pr_err("%px: ioremap fail for nss_misc_reset\n", nss_dev);
+ 		return -EFAULT;
+--- a/nss_hal/nss_hal.c
+++ b/nss_hal/nss_hal.c
+@@ -78,9 +78,9 @@ int nss_hal_firmware_load(struct nss_ctx
+ 		return rc;
+ 	}
+ 
+-	load_mem = ioremap_nocache(npd->load_addr, nss_fw->size);
+	load_mem = ioremap(npd->load_addr, nss_fw->size);
+ 	if (!load_mem) {
+-		nss_info_always("%px: ioremap_nocache failed: %x", nss_ctx, npd->load_addr);
+		nss_info_always("%px: ioremap failed: %x", nss_ctx, npd->load_addr);
+ 		release_firmware(nss_fw);
+ 		return rc;
+ 	}
+--- a/nss_meminfo.c
+++ b/nss_meminfo.c
+@@ -728,7 +728,7 @@ bool nss_meminfo_init(struct nss_ctx_ins
+ 	/*
+ 	 * meminfo_start is the label where the start address of meminfo map is stored.
+ 	 */
+-	meminfo_start = (uint32_t *)ioremap_nocache(nss_ctx->load + NSS_MEMINFO_MAP_START_OFFSET,
+	meminfo_start = (uint32_t *)ioremap(nss_ctx->load + NSS_MEMINFO_MAP_START_OFFSET,
+ 							NSS_MEMINFO_RESERVE_AREA_SIZE);
+ 	if (!meminfo_start) {
+ 		nss_info_always("%px: cannot remap meminfo start\n", nss_ctx);
+--- a/nss_ppe.c
+++ b/nss_ppe.c
+@@ -357,7 +357,7 @@ void nss_ppe_init(void)
+ 	/*
+ 	 * Get the PPE base address
+ 	 */
+-	ppe_pvt.ppe_base = ioremap_nocache(PPE_BASE_ADDR, PPE_REG_SIZE);
+	ppe_pvt.ppe_base = ioremap(PPE_BASE_ADDR, PPE_REG_SIZE);
+ 	if (!ppe_pvt.ppe_base) {
+ 		nss_warning("DRV can't get PPE base address\n");
+ 		return;