diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig
index 784b9f6..5175b1c 100644
--- a/drivers/staging/Kconfig
+++ b/drivers/staging/Kconfig
@@ -46,14 +46,10 @@
 
 source "drivers/staging/sm750fb/Kconfig"
 
-source "drivers/staging/emxx_udc/Kconfig"
-
 source "drivers/staging/nvec/Kconfig"
 
 source "drivers/staging/media/Kconfig"
 
-source "drivers/staging/board/Kconfig"
-
 source "drivers/staging/gdm724x/Kconfig"
 
 source "drivers/staging/fbtft/Kconfig"
diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile
index 2ea99c7..67399c0 100644
--- a/drivers/staging/Makefile
+++ b/drivers/staging/Makefile
@@ -14,9 +14,7 @@
 obj-$(CONFIG_VME_BUS)		+= vme_user/
 obj-$(CONFIG_IIO)		+= iio/
 obj-$(CONFIG_FB_SM750)		+= sm750fb/
-obj-$(CONFIG_USB_EMXX)		+= emxx_udc/
 obj-$(CONFIG_MFD_NVEC)		+= nvec/
-obj-$(CONFIG_STAGING_BOARD)	+= board/
 obj-$(CONFIG_LTE_GDM724X)	+= gdm724x/
 obj-$(CONFIG_FB_TFT)		+= fbtft/
 obj-$(CONFIG_MOST)		+= most/
diff --git a/drivers/staging/axis-fifo/axis-fifo.c b/drivers/staging/axis-fifo/axis-fifo.c
index 727b956..c51818c 100644
--- a/drivers/staging/axis-fifo/axis-fifo.c
+++ b/drivers/staging/axis-fifo/axis-fifo.c
@@ -165,14 +165,9 @@
 {
 	struct axis_fifo *fifo = dev_get_drvdata(dev);
 	unsigned int read_val;
-	unsigned int len;
-	char tmp[32];
 
 	read_val = ioread32(fifo->base_addr + addr_offset);
-	len =  snprintf(tmp, sizeof(tmp), "0x%x\n", read_val);
-	memcpy(buf, tmp, len);
-
-	return len;
+	return sysfs_emit(buf, "0x%x\n", read_val);
 }
 
 static ssize_t isr_store(struct device *dev, struct device_attribute *attr,
diff --git a/drivers/staging/board/Kconfig b/drivers/staging/board/Kconfig
deleted file mode 100644
index b492167..0000000
--- a/drivers/staging/board/Kconfig
+++ /dev/null
@@ -1,12 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-config STAGING_BOARD
-	bool "Staging Board Support"
-	depends on OF_ADDRESS && OF_IRQ && HAVE_CLK
-	help
-	  Staging board base is to support continuous upstream
-	  in-tree development and integration of platform devices.
-
-	  Helps developers integrate devices as platform devices for
-	  device drivers that only provide platform device bindings.
-	  This in turn allows for incremental development of both
-	  hardware feature support and DT binding work in parallel.
diff --git a/drivers/staging/board/Makefile b/drivers/staging/board/Makefile
deleted file mode 100644
index ed78397..0000000
--- a/drivers/staging/board/Makefile
+++ /dev/null
@@ -1,4 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-obj-y	:= board.o
-obj-$(CONFIG_ARCH_EMEV2)	+= kzm9d.o
-obj-$(CONFIG_ARCH_R8A7740)	+= armadillo800eva.o
diff --git a/drivers/staging/board/TODO b/drivers/staging/board/TODO
deleted file mode 100644
index 8db70e1..0000000
--- a/drivers/staging/board/TODO
+++ /dev/null
@@ -1,2 +0,0 @@
-* replace platform device code with DT nodes once the driver supports DT
-* remove staging board code when no more platform devices are needed
diff --git a/drivers/staging/board/armadillo800eva.c b/drivers/staging/board/armadillo800eva.c
deleted file mode 100644
index 0225234..0000000
--- a/drivers/staging/board/armadillo800eva.c
+++ /dev/null
@@ -1,88 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Staging board support for Armadillo 800 eva.
- * Enable not-yet-DT-capable devices here.
- *
- * Based on board-armadillo800eva.c
- *
- * Copyright (C) 2012 Renesas Solutions Corp.
- * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
- */
-
-#include <linux/dma-mapping.h>
-#include <linux/fb.h>
-#include <linux/kernel.h>
-#include <linux/platform_device.h>
-#include <linux/videodev2.h>
-
-#include <video/sh_mobile_lcdc.h>
-
-#include "board.h"
-
-static struct fb_videomode lcdc0_mode = {
-	.name		= "AMPIER/AM-800480",
-	.xres		= 800,
-	.yres		= 480,
-	.left_margin	= 88,
-	.right_margin	= 40,
-	.hsync_len	= 128,
-	.upper_margin	= 20,
-	.lower_margin	= 5,
-	.vsync_len	= 5,
-	.sync		= 0,
-};
-
-static struct sh_mobile_lcdc_info lcdc0_info = {
-	.clock_source	= LCDC_CLK_BUS,
-	.ch[0] = {
-		.chan		= LCDC_CHAN_MAINLCD,
-		.fourcc		= V4L2_PIX_FMT_RGB565,
-		.interface_type	= RGB24,
-		.clock_divider	= 5,
-		.flags		= 0,
-		.lcd_modes	= &lcdc0_mode,
-		.num_modes	= 1,
-		.panel_cfg = {
-			.width	= 111,
-			.height = 68,
-		},
-	},
-};
-
-static struct resource lcdc0_resources[] = {
-	DEFINE_RES_MEM_NAMED(0xfe940000, 0x4000, "LCD0"),
-	DEFINE_RES_IRQ(177 + 32),
-};
-
-static struct platform_device lcdc0_device = {
-	.name		= "sh_mobile_lcdc_fb",
-	.num_resources	= ARRAY_SIZE(lcdc0_resources),
-	.resource	= lcdc0_resources,
-	.id		= 0,
-	.dev	= {
-		.platform_data	= &lcdc0_info,
-		.coherent_dma_mask = DMA_BIT_MASK(32),
-	},
-};
-
-static const struct board_staging_clk lcdc0_clocks[] __initconst = {
-	{ "lcdc0", NULL, "sh_mobile_lcdc_fb.0" },
-};
-
-static const struct board_staging_dev armadillo800eva_devices[] __initconst = {
-	{
-		.pdev	 = &lcdc0_device,
-		.clocks	 = lcdc0_clocks,
-		.nclocks = ARRAY_SIZE(lcdc0_clocks),
-		.domain	 = "/system-controller@e6180000/pm-domains/c5/a4lc@1"
-	},
-};
-
-static void __init armadillo800eva_init(void)
-{
-	board_staging_gic_setup_xlate("arm,pl390", 32);
-	board_staging_register_devices(armadillo800eva_devices,
-				       ARRAY_SIZE(armadillo800eva_devices));
-}
-
-board_staging("renesas,armadillo800eva", armadillo800eva_init);
diff --git a/drivers/staging/board/board.c b/drivers/staging/board/board.c
deleted file mode 100644
index f980af0..0000000
--- a/drivers/staging/board/board.c
+++ /dev/null
@@ -1,204 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (C) 2014 Magnus Damm
- * Copyright (C) 2015 Glider bvba
- */
-
-#define pr_fmt(fmt)	"board_staging: "  fmt
-
-#include <linux/clkdev.h>
-#include <linux/init.h>
-#include <linux/irq.h>
-#include <linux/device.h>
-#include <linux/kernel.h>
-#include <linux/of.h>
-#include <linux/of_address.h>
-#include <linux/of_irq.h>
-#include <linux/platform_device.h>
-#include <linux/pm_domain.h>
-
-#include "board.h"
-
-static struct device_node *irqc_node __initdata;
-static unsigned int irqc_base __initdata;
-
-static bool find_by_address(u64 base_address)
-{
-	struct device_node *dn = of_find_all_nodes(NULL);
-	struct resource res;
-
-	while (dn) {
-		if (!of_address_to_resource(dn, 0, &res)) {
-			if (res.start == base_address) {
-				of_node_put(dn);
-				return true;
-			}
-		}
-		dn = of_find_all_nodes(dn);
-	}
-
-	return false;
-}
-
-bool __init board_staging_dt_node_available(const struct resource *resource,
-					    unsigned int num_resources)
-{
-	unsigned int i;
-
-	for (i = 0; i < num_resources; i++) {
-		const struct resource *r = resource + i;
-
-		if (resource_type(r) == IORESOURCE_MEM)
-			if (find_by_address(r->start))
-				return true; /* DT node available */
-	}
-
-	return false; /* Nothing found */
-}
-
-int __init board_staging_gic_setup_xlate(const char *gic_match,
-					 unsigned int base)
-{
-	WARN_ON(irqc_node);
-
-	irqc_node = of_find_compatible_node(NULL, NULL, gic_match);
-
-	WARN_ON(!irqc_node);
-	if (!irqc_node)
-		return -ENOENT;
-
-	irqc_base = base;
-	return 0;
-}
-
-static void __init gic_fixup_resource(struct resource *res)
-{
-	struct of_phandle_args irq_data;
-	unsigned int hwirq = res->start;
-	unsigned int virq;
-
-	if (resource_type(res) != IORESOURCE_IRQ || !irqc_node)
-		return;
-
-	irq_data.np = irqc_node;
-	irq_data.args_count = 3;
-	irq_data.args[0] = 0;
-	irq_data.args[1] = hwirq - irqc_base;
-	switch (res->flags &
-		(IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE |
-		 IORESOURCE_IRQ_LOWLEVEL | IORESOURCE_IRQ_HIGHLEVEL)) {
-	case IORESOURCE_IRQ_LOWEDGE:
-		irq_data.args[2] = IRQ_TYPE_EDGE_FALLING;
-		break;
-	case IORESOURCE_IRQ_HIGHEDGE:
-		irq_data.args[2] = IRQ_TYPE_EDGE_RISING;
-		break;
-	case IORESOURCE_IRQ_LOWLEVEL:
-		irq_data.args[2] = IRQ_TYPE_LEVEL_LOW;
-		break;
-	case IORESOURCE_IRQ_HIGHLEVEL:
-	default:
-		irq_data.args[2] = IRQ_TYPE_LEVEL_HIGH;
-		break;
-	}
-
-	virq = irq_create_of_mapping(&irq_data);
-	if (WARN_ON(!virq))
-		return;
-
-	pr_debug("hwirq %u -> virq %u\n", hwirq, virq);
-	res->start = virq;
-}
-
-void __init board_staging_gic_fixup_resources(struct resource *res,
-					      unsigned int nres)
-{
-	unsigned int i;
-
-	for (i = 0; i < nres; i++)
-		gic_fixup_resource(&res[i]);
-}
-
-int __init board_staging_register_clock(const struct board_staging_clk *bsc)
-{
-	int error;
-
-	pr_debug("Aliasing clock %s for con_id %s dev_id %s\n", bsc->clk,
-		 bsc->con_id, bsc->dev_id);
-	error = clk_add_alias(bsc->con_id, bsc->dev_id, bsc->clk, NULL);
-	if (error)
-		pr_err("Failed to alias clock %s (%d)\n", bsc->clk, error);
-
-	return error;
-}
-
-#ifdef CONFIG_PM_GENERIC_DOMAINS_OF
-static int board_staging_add_dev_domain(struct platform_device *pdev,
-					const char *domain)
-{
-	struct device *dev = &pdev->dev;
-	struct of_phandle_args pd_args;
-	struct device_node *np;
-
-	np = of_find_node_by_path(domain);
-	if (!np) {
-		pr_err("Cannot find domain node %s\n", domain);
-		return -ENOENT;
-	}
-
-	pd_args.np = np;
-	pd_args.args_count = 0;
-
-	/* Initialization similar to device_pm_init_common() */
-	spin_lock_init(&dev->power.lock);
-	dev->power.early_init = true;
-
-	return of_genpd_add_device(&pd_args, dev);
-}
-#else
-static inline int board_staging_add_dev_domain(struct platform_device *pdev,
-					       const char *domain)
-{
-	return 0;
-}
-#endif
-
-int __init board_staging_register_device(const struct board_staging_dev *dev)
-{
-	struct platform_device *pdev = dev->pdev;
-	unsigned int i;
-	int error;
-
-	pr_debug("Trying to register device %s\n", pdev->name);
-	if (board_staging_dt_node_available(pdev->resource,
-					    pdev->num_resources)) {
-		pr_warn("Skipping %s, already in DT\n", pdev->name);
-		return -EEXIST;
-	}
-
-	board_staging_gic_fixup_resources(pdev->resource, pdev->num_resources);
-
-	for (i = 0; i < dev->nclocks; i++)
-		board_staging_register_clock(&dev->clocks[i]);
-
-	if (dev->domain)
-		board_staging_add_dev_domain(pdev, dev->domain);
-
-	error = platform_device_register(pdev);
-	if (error) {
-		pr_err("Failed to register device %s (%d)\n", pdev->name,
-		       error);
-		return error;
-	}
-
-	return error;
-}
-
-void __init board_staging_register_devices(const struct board_staging_dev *devs,
-					   unsigned int ndevs)
-{
-	unsigned int i;
-
-	for (i = 0; i < ndevs; i++)
-		board_staging_register_device(&devs[i]);
-}
diff --git a/drivers/staging/board/board.h b/drivers/staging/board/board.h
deleted file mode 100644
index 5609daf..0000000
--- a/drivers/staging/board/board.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef __BOARD_H__
-#define __BOARD_H__
-
-#include <linux/init.h>
-#include <linux/of.h>
-
-struct board_staging_clk {
-	const char *clk;
-	const char *con_id;
-	const char *dev_id;
-};
-
-struct board_staging_dev {
-	/* Platform Device */
-	struct platform_device *pdev;
-	/* Clocks (optional) */
-	const struct board_staging_clk *clocks;
-	unsigned int nclocks;
-	/* Generic PM Domain (optional) */
-	const char *domain;
-};
-
-struct resource;
-
-bool board_staging_dt_node_available(const struct resource *resource,
-				     unsigned int num_resources);
-int board_staging_gic_setup_xlate(const char *gic_match, unsigned int base);
-void board_staging_gic_fixup_resources(struct resource *res, unsigned int nres);
-int board_staging_register_clock(const struct board_staging_clk *bsc);
-int board_staging_register_device(const struct board_staging_dev *dev);
-void board_staging_register_devices(const struct board_staging_dev *devs,
-				    unsigned int ndevs);
-
-#define board_staging(str, fn)			\
-static int __init runtime_board_check(void)	\
-{						\
-	if (of_machine_is_compatible(str))	\
-		fn();				\
-						\
-	return 0;				\
-}						\
-						\
-device_initcall(runtime_board_check)
-
-#endif /* __BOARD_H__ */
diff --git a/drivers/staging/board/kzm9d.c b/drivers/staging/board/kzm9d.c
deleted file mode 100644
index d449a83..0000000
--- a/drivers/staging/board/kzm9d.c
+++ /dev/null
@@ -1,26 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/* Staging board support for KZM9D. Enable not-yet-DT-capable devices here. */
-
-#include <linux/kernel.h>
-#include <linux/platform_device.h>
-#include "board.h"
-
-static struct resource usbs1_res[] __initdata = {
-	DEFINE_RES_MEM(0xe2800000, 0x2000),
-	DEFINE_RES_IRQ(159),
-};
-
-static void __init kzm9d_init(void)
-{
-	board_staging_gic_setup_xlate("arm,pl390", 32);
-
-	if (!board_staging_dt_node_available(usbs1_res,
-					     ARRAY_SIZE(usbs1_res))) {
-		board_staging_gic_fixup_resources(usbs1_res,
-						  ARRAY_SIZE(usbs1_res));
-		platform_device_register_simple("emxx_udc", -1, usbs1_res,
-						ARRAY_SIZE(usbs1_res));
-	}
-}
-
-board_staging("renesas,kzm9d", kzm9d_init);
diff --git a/drivers/staging/emxx_udc/Kconfig b/drivers/staging/emxx_udc/Kconfig
deleted file mode 100644
index e7a95b3..0000000
--- a/drivers/staging/emxx_udc/Kconfig
+++ /dev/null
@@ -1,11 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-config USB_EMXX
-	tristate "EMXX USB Function Device Controller"
-	depends on USB_GADGET && (ARCH_RENESAS || COMPILE_TEST)
-	help
-	   The Emma Mobile series of SoCs from Renesas Electronics and
-	   former NEC Electronics include USB Function hardware.
-
-	   Say "y" to link the driver statically, or "m" to build a
-	   dynamically linked module called "emxx_udc" and force all
-	   gadget drivers to also be dynamically linked.
diff --git a/drivers/staging/emxx_udc/Makefile b/drivers/staging/emxx_udc/Makefile
deleted file mode 100644
index 569c5e9..0000000
--- a/drivers/staging/emxx_udc/Makefile
+++ /dev/null
@@ -1,2 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-obj-$(CONFIG_USB_EMXX)	:= emxx_udc.o
diff --git a/drivers/staging/emxx_udc/TODO b/drivers/staging/emxx_udc/TODO
deleted file mode 100644
index 471529a..0000000
--- a/drivers/staging/emxx_udc/TODO
+++ /dev/null
@@ -1,6 +0,0 @@
-* add clock framework support (platform device with CCF needs special care)
-* break out board-specific VBUS GPIO to work with multiplatform
-* convert VBUS GPIO to use GPIO descriptors from <linux/gpio/consumer.h>
-  and stop using the old GPIO API
-* DT bindings
-* move driver into drivers/usb/gadget/
diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
deleted file mode 100644
index eb63daa..0000000
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ /dev/null
@@ -1,3223 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- *  drivers/usb/gadget/emxx_udc.c
- *     EMXX FCD (Function Controller Driver) for USB.
- *
- *  Copyright (C) 2010 Renesas Electronics Corporation
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/delay.h>
-#include <linux/ioport.h>
-#include <linux/slab.h>
-#include <linux/errno.h>
-#include <linux/list.h>
-#include <linux/interrupt.h>
-#include <linux/proc_fs.h>
-#include <linux/clk.h>
-#include <linux/ctype.h>
-#include <linux/string.h>
-#include <linux/dma-mapping.h>
-#include <linux/workqueue.h>
-#include <linux/device.h>
-
-#include <linux/usb/ch9.h>
-#include <linux/usb/gadget.h>
-
-#include <linux/irq.h>
-#include <linux/gpio/consumer.h>
-
-#include "emxx_udc.h"
-
-#define	DRIVER_DESC	"EMXX UDC driver"
-#define	DMA_ADDR_INVALID	(~(dma_addr_t)0)
-
-static struct gpio_desc *vbus_gpio;
-static int vbus_irq;
-
-static const char	driver_name[] = "emxx_udc";
-
-/*===========================================================================*/
-/* Prototype */
-static void _nbu2ss_ep_dma_abort(struct nbu2ss_udc *, struct nbu2ss_ep *);
-static void _nbu2ss_ep0_enable(struct nbu2ss_udc *);
-/*static void _nbu2ss_ep0_disable(struct nbu2ss_udc *);*/
-static void _nbu2ss_ep_done(struct nbu2ss_ep *, struct nbu2ss_req *, int);
-static void _nbu2ss_set_test_mode(struct nbu2ss_udc *, u32 mode);
-static void _nbu2ss_endpoint_toggle_reset(struct nbu2ss_udc *udc, u8 ep_adrs);
-
-static int _nbu2ss_pullup(struct nbu2ss_udc *, int);
-static void _nbu2ss_fifo_flush(struct nbu2ss_udc *, struct nbu2ss_ep *);
-
-/*===========================================================================*/
-/* Macro */
-#define	_nbu2ss_zero_len_pkt(udc, epnum)	\
-	_nbu2ss_ep_in_end(udc, epnum, 0, 0)
-
-/*===========================================================================*/
-/* Global */
-static struct nbu2ss_udc udc_controller;
-
-/*-------------------------------------------------------------------------*/
-/* Read */
-static inline u32 _nbu2ss_readl(void __iomem *address)
-{
-	return __raw_readl(address);
-}
-
-/*-------------------------------------------------------------------------*/
-/* Write */
-static inline void _nbu2ss_writel(void __iomem *address, u32 udata)
-{
-	__raw_writel(udata, address);
-}
-
-/*-------------------------------------------------------------------------*/
-/* Set Bit */
-static inline void _nbu2ss_bitset(void __iomem *address, u32 udata)
-{
-	u32	reg_dt = __raw_readl(address) | (udata);
-
-	__raw_writel(reg_dt, address);
-}
-
-/*-------------------------------------------------------------------------*/
-/* Clear Bit */
-static inline void _nbu2ss_bitclr(void __iomem *address, u32 udata)
-{
-	u32	reg_dt = __raw_readl(address) & ~(udata);
-
-	__raw_writel(reg_dt, address);
-}
-
-#ifdef UDC_DEBUG_DUMP
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_dump_register(struct nbu2ss_udc *udc)
-{
-	int		i;
-	u32 reg_data;
-
-	pr_info("=== %s()\n", __func__);
-
-	if (!udc) {
-		pr_err("%s udc == NULL\n", __func__);
-		return;
-	}
-
-	spin_unlock(&udc->lock);
-
-	dev_dbg(&udc->dev, "\n-USB REG-\n");
-	for (i = 0x0 ; i < USB_BASE_SIZE ; i += 16) {
-		reg_data = _nbu2ss_readl(IO_ADDRESS(USB_BASE_ADDRESS + i));
-		dev_dbg(&udc->dev, "USB%04x =%08x", i, (int)reg_data);
-
-		reg_data = _nbu2ss_readl(IO_ADDRESS(USB_BASE_ADDRESS + i + 4));
-		dev_dbg(&udc->dev, " %08x", (int)reg_data);
-
-		reg_data = _nbu2ss_readl(IO_ADDRESS(USB_BASE_ADDRESS + i + 8));
-		dev_dbg(&udc->dev, " %08x", (int)reg_data);
-
-		reg_data = _nbu2ss_readl(IO_ADDRESS(USB_BASE_ADDRESS + i + 12));
-		dev_dbg(&udc->dev, " %08x\n", (int)reg_data);
-	}
-
-	spin_lock(&udc->lock);
-}
-#endif /* UDC_DEBUG_DUMP */
-
-/*-------------------------------------------------------------------------*/
-/* Endpoint 0 Callback (Complete) */
-static void _nbu2ss_ep0_complete(struct usb_ep *_ep, struct usb_request *_req)
-{
-	u8		recipient;
-	u16		selector;
-	u16		wIndex;
-	u32		test_mode;
-	struct usb_ctrlrequest	*p_ctrl;
-	struct nbu2ss_udc *udc;
-
-	if (!_ep || !_req)
-		return;
-
-	udc = (struct nbu2ss_udc *)_req->context;
-	p_ctrl = &udc->ctrl;
-	if ((p_ctrl->bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD) {
-		if (p_ctrl->bRequest == USB_REQ_SET_FEATURE) {
-			/*-------------------------------------------------*/
-			/* SET_FEATURE */
-			recipient = (u8)(p_ctrl->bRequestType & USB_RECIP_MASK);
-			selector  = le16_to_cpu(p_ctrl->wValue);
-			if ((recipient == USB_RECIP_DEVICE) &&
-			    (selector == USB_DEVICE_TEST_MODE)) {
-				wIndex = le16_to_cpu(p_ctrl->wIndex);
-				test_mode = (u32)(wIndex >> 8);
-				_nbu2ss_set_test_mode(udc, test_mode);
-			}
-		}
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-/* Initialization usb_request */
-static void _nbu2ss_create_ep0_packet(struct nbu2ss_udc *udc,
-				      void *p_buf, unsigned int length)
-{
-	udc->ep0_req.req.buf		= p_buf;
-	udc->ep0_req.req.length		= length;
-	udc->ep0_req.req.dma		= 0;
-	udc->ep0_req.req.zero		= true;
-	udc->ep0_req.req.complete	= _nbu2ss_ep0_complete;
-	udc->ep0_req.req.status		= -EINPROGRESS;
-	udc->ep0_req.req.context	= udc;
-	udc->ep0_req.req.actual		= 0;
-}
-
-/*-------------------------------------------------------------------------*/
-/* Acquisition of the first address of RAM(FIFO) */
-static u32 _nbu2ss_get_begin_ram_address(struct nbu2ss_udc *udc)
-{
-	u32		num, buf_type;
-	u32		data, last_ram_adr, use_ram_size;
-
-	struct ep_regs __iomem *p_ep_regs;
-
-	last_ram_adr = (D_RAM_SIZE_CTRL / sizeof(u32)) * 2;
-	use_ram_size = 0;
-
-	for (num = 0; num < NUM_ENDPOINTS - 1; num++) {
-		p_ep_regs = &udc->p_regs->EP_REGS[num];
-		data = _nbu2ss_readl(&p_ep_regs->EP_PCKT_ADRS);
-		buf_type = _nbu2ss_readl(&p_ep_regs->EP_CONTROL) & EPN_BUF_TYPE;
-		if (buf_type == 0) {
-			/* Single Buffer */
-			use_ram_size += (data & EPN_MPKT) / sizeof(u32);
-		} else {
-			/* Double Buffer */
-			use_ram_size += ((data & EPN_MPKT) / sizeof(u32)) * 2;
-		}
-
-		if ((data >> 16) > last_ram_adr)
-			last_ram_adr = data >> 16;
-	}
-
-	return last_ram_adr + use_ram_size;
-}
-
-/*-------------------------------------------------------------------------*/
-/* Construction of Endpoint */
-static int _nbu2ss_ep_init(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
-{
-	u32		num;
-	u32		data;
-	u32		begin_adrs;
-
-	if (ep->epnum == 0)
-		return	-EINVAL;
-
-	num = ep->epnum - 1;
-
-	/*-------------------------------------------------------------*/
-	/* RAM Transfer Address */
-	begin_adrs = _nbu2ss_get_begin_ram_address(udc);
-	data = (begin_adrs << 16) | ep->ep.maxpacket;
-	_nbu2ss_writel(&udc->p_regs->EP_REGS[num].EP_PCKT_ADRS, data);
-
-	/*-------------------------------------------------------------*/
-	/* Interrupt Enable */
-	data = 1 << (ep->epnum + 8);
-	_nbu2ss_bitset(&udc->p_regs->USB_INT_ENA, data);
-
-	/*-------------------------------------------------------------*/
-	/* Endpoint Type(Mode) */
-	/*   Bulk, Interrupt, ISO */
-	switch (ep->ep_type) {
-	case USB_ENDPOINT_XFER_BULK:
-		data = EPN_BULK;
-		break;
-
-	case USB_ENDPOINT_XFER_INT:
-		data = EPN_BUF_SINGLE | EPN_INTERRUPT;
-		break;
-
-	case USB_ENDPOINT_XFER_ISOC:
-		data = EPN_ISO;
-		break;
-
-	default:
-		data = 0;
-		break;
-	}
-
-	_nbu2ss_bitset(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
-	_nbu2ss_endpoint_toggle_reset(udc, (ep->epnum | ep->direct));
-
-	if (ep->direct == USB_DIR_OUT) {
-		/*---------------------------------------------------------*/
-		/* OUT */
-		data = EPN_EN | EPN_BCLR | EPN_DIR0;
-		_nbu2ss_bitset(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
-
-		data = EPN_ONAK | EPN_OSTL_EN | EPN_OSTL;
-		_nbu2ss_bitclr(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
-
-		data = EPN_OUT_EN | EPN_OUT_END_EN;
-		_nbu2ss_bitset(&udc->p_regs->EP_REGS[num].EP_INT_ENA, data);
-	} else {
-		/*---------------------------------------------------------*/
-		/* IN */
-		data = EPN_EN | EPN_BCLR | EPN_AUTO;
-		_nbu2ss_bitset(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
-
-		data = EPN_ISTL;
-		_nbu2ss_bitclr(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
-
-		data = EPN_IN_EN | EPN_IN_END_EN;
-		_nbu2ss_bitset(&udc->p_regs->EP_REGS[num].EP_INT_ENA, data);
-	}
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-/* Release of Endpoint */
-static int _nbu2ss_epn_exit(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
-{
-	u32		num;
-	u32		data;
-
-	if ((ep->epnum == 0) || (udc->vbus_active == 0))
-		return	-EINVAL;
-
-	num = ep->epnum - 1;
-
-	/*-------------------------------------------------------------*/
-	/* RAM Transfer Address */
-	_nbu2ss_writel(&udc->p_regs->EP_REGS[num].EP_PCKT_ADRS, 0);
-
-	/*-------------------------------------------------------------*/
-	/* Interrupt Disable */
-	data = 1 << (ep->epnum + 8);
-	_nbu2ss_bitclr(&udc->p_regs->USB_INT_ENA, data);
-
-	if (ep->direct == USB_DIR_OUT) {
-		/*---------------------------------------------------------*/
-		/* OUT */
-		data = EPN_ONAK | EPN_BCLR;
-		_nbu2ss_bitset(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
-
-		data = EPN_EN | EPN_DIR0;
-		_nbu2ss_bitclr(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
-
-		data = EPN_OUT_EN | EPN_OUT_END_EN;
-		_nbu2ss_bitclr(&udc->p_regs->EP_REGS[num].EP_INT_ENA, data);
-	} else {
-		/*---------------------------------------------------------*/
-		/* IN */
-		data = EPN_BCLR;
-		_nbu2ss_bitset(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
-
-		data = EPN_EN | EPN_AUTO;
-		_nbu2ss_bitclr(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
-
-		data = EPN_IN_EN | EPN_IN_END_EN;
-		_nbu2ss_bitclr(&udc->p_regs->EP_REGS[num].EP_INT_ENA, data);
-	}
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-/* DMA setting (without Endpoint 0) */
-static void _nbu2ss_ep_dma_init(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
-{
-	u32		num;
-	u32		data;
-
-	data = _nbu2ss_readl(&udc->p_regs->USBSSCONF);
-	if (((ep->epnum == 0) || (data & (1 << ep->epnum)) == 0))
-		return;		/* Not Support DMA */
-
-	num = ep->epnum - 1;
-
-	if (ep->direct == USB_DIR_OUT) {
-		/*---------------------------------------------------------*/
-		/* OUT */
-		data = ep->ep.maxpacket;
-		_nbu2ss_writel(&udc->p_regs->EP_DCR[num].EP_DCR2, data);
-
-		/*---------------------------------------------------------*/
-		/* Transfer Direct */
-		data = DCR1_EPN_DIR0;
-		_nbu2ss_bitset(&udc->p_regs->EP_DCR[num].EP_DCR1, data);
-
-		/*---------------------------------------------------------*/
-		/* DMA Mode etc. */
-		data = EPN_STOP_MODE | EPN_STOP_SET  | EPN_DMAMODE0;
-		_nbu2ss_writel(&udc->p_regs->EP_REGS[num].EP_DMA_CTRL, data);
-	} else {
-		/*---------------------------------------------------------*/
-		/* IN */
-		_nbu2ss_bitset(&udc->p_regs->EP_REGS[num].EP_CONTROL, EPN_AUTO);
-
-		/*---------------------------------------------------------*/
-		/* DMA Mode etc. */
-		data = EPN_BURST_SET | EPN_DMAMODE0;
-		_nbu2ss_writel(&udc->p_regs->EP_REGS[num].EP_DMA_CTRL, data);
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-/* DMA setting release */
-static void _nbu2ss_ep_dma_exit(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
-{
-	u32		num;
-	u32		data;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if (udc->vbus_active == 0)
-		return;		/* VBUS OFF */
-
-	data = _nbu2ss_readl(&preg->USBSSCONF);
-	if ((ep->epnum == 0) || ((data & (1 << ep->epnum)) == 0))
-		return;		/* Not Support DMA */
-
-	num = ep->epnum - 1;
-
-	_nbu2ss_ep_dma_abort(udc, ep);
-
-	if (ep->direct == USB_DIR_OUT) {
-		/*---------------------------------------------------------*/
-		/* OUT */
-		_nbu2ss_writel(&preg->EP_DCR[num].EP_DCR2, 0);
-		_nbu2ss_bitclr(&preg->EP_DCR[num].EP_DCR1, DCR1_EPN_DIR0);
-		_nbu2ss_writel(&preg->EP_REGS[num].EP_DMA_CTRL, 0);
-	} else {
-		/*---------------------------------------------------------*/
-		/* IN */
-		_nbu2ss_bitclr(&preg->EP_REGS[num].EP_CONTROL, EPN_AUTO);
-		_nbu2ss_writel(&preg->EP_REGS[num].EP_DMA_CTRL, 0);
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-/* Abort DMA */
-static void _nbu2ss_ep_dma_abort(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
-{
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	_nbu2ss_bitclr(&preg->EP_DCR[ep->epnum - 1].EP_DCR1, DCR1_EPN_REQEN);
-	mdelay(DMA_DISABLE_TIME);	/* DCR1_EPN_REQEN Clear */
-	_nbu2ss_bitclr(&preg->EP_REGS[ep->epnum - 1].EP_DMA_CTRL, EPN_DMA_EN);
-}
-
-/*-------------------------------------------------------------------------*/
-/* Start IN Transfer */
-static void _nbu2ss_ep_in_end(struct nbu2ss_udc *udc,
-			      u32 epnum, u32 data32, u32 length)
-{
-	u32		data;
-	u32		num;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if (length >= sizeof(u32))
-		return;
-
-	if (epnum == 0) {
-		_nbu2ss_bitclr(&preg->EP0_CONTROL, EP0_AUTO);
-
-		/* Writing of 1-4 bytes */
-		if (length)
-			_nbu2ss_writel(&preg->EP0_WRITE, data32);
-
-		data = ((length << 5) & EP0_DW) | EP0_DEND;
-		_nbu2ss_writel(&preg->EP0_CONTROL, data);
-
-		_nbu2ss_bitset(&preg->EP0_CONTROL, EP0_AUTO);
-	} else {
-		num = epnum - 1;
-
-		_nbu2ss_bitclr(&preg->EP_REGS[num].EP_CONTROL, EPN_AUTO);
-
-		/* Writing of 1-4 bytes */
-		if (length)
-			_nbu2ss_writel(&preg->EP_REGS[num].EP_WRITE, data32);
-
-		data = (((length) << 5) & EPN_DW) | EPN_DEND;
-		_nbu2ss_bitset(&preg->EP_REGS[num].EP_CONTROL, data);
-
-		_nbu2ss_bitset(&preg->EP_REGS[num].EP_CONTROL, EPN_AUTO);
-	}
-}
-
-#ifdef USE_DMA
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_dma_map_single(struct nbu2ss_udc *udc,
-				   struct nbu2ss_ep *ep,
-				   struct nbu2ss_req *req, u8 direct)
-{
-	if (req->req.dma == DMA_ADDR_INVALID) {
-		if (req->unaligned) {
-			req->req.dma = ep->phys_buf;
-		} else {
-			req->req.dma = dma_map_single(udc->gadget.dev.parent,
-						      req->req.buf,
-						      req->req.length,
-						      (direct == USB_DIR_IN)
-						      ? DMA_TO_DEVICE
-						      : DMA_FROM_DEVICE);
-		}
-		req->mapped = 1;
-	} else {
-		if (!req->unaligned)
-			dma_sync_single_for_device(udc->gadget.dev.parent,
-						   req->req.dma,
-						   req->req.length,
-						   (direct == USB_DIR_IN)
-						   ? DMA_TO_DEVICE
-						   : DMA_FROM_DEVICE);
-
-		req->mapped = 0;
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_dma_unmap_single(struct nbu2ss_udc *udc,
-				     struct nbu2ss_ep *ep,
-				     struct nbu2ss_req *req, u8 direct)
-{
-	u8		data[4];
-	u8		*p;
-	u32		count = 0;
-
-	if (direct == USB_DIR_OUT) {
-		count = req->req.actual % 4;
-		if (count) {
-			p = req->req.buf;
-			p += (req->req.actual - count);
-			memcpy(data, p, count);
-		}
-	}
-
-	if (req->mapped) {
-		if (req->unaligned) {
-			if (direct == USB_DIR_OUT)
-				memcpy(req->req.buf, ep->virt_buf,
-				       req->req.actual & 0xfffffffc);
-		} else {
-			dma_unmap_single(udc->gadget.dev.parent,
-					 req->req.dma, req->req.length,
-				(direct == USB_DIR_IN)
-				? DMA_TO_DEVICE
-				: DMA_FROM_DEVICE);
-		}
-		req->req.dma = DMA_ADDR_INVALID;
-		req->mapped = 0;
-	} else {
-		if (!req->unaligned)
-			dma_sync_single_for_cpu(udc->gadget.dev.parent,
-						req->req.dma, req->req.length,
-				(direct == USB_DIR_IN)
-				? DMA_TO_DEVICE
-				: DMA_FROM_DEVICE);
-	}
-
-	if (count) {
-		p = req->req.buf;
-		p += (req->req.actual - count);
-		memcpy(p, data, count);
-	}
-}
-#endif
-
-/*-------------------------------------------------------------------------*/
-/* Endpoint 0 OUT Transfer (PIO) */
-static int ep0_out_pio(struct nbu2ss_udc *udc, u8 *buf, u32 length)
-{
-	u32		i;
-	u32 numreads = length / sizeof(u32);
-	union usb_reg_access *buf32 = (union usb_reg_access *)buf;
-
-	if (!numreads)
-		return 0;
-
-	/* PIO Read */
-	for (i = 0; i < numreads; i++) {
-		buf32->dw = _nbu2ss_readl(&udc->p_regs->EP0_READ);
-		buf32++;
-	}
-
-	return  numreads * sizeof(u32);
-}
-
-/*-------------------------------------------------------------------------*/
-/* Endpoint 0 OUT Transfer (PIO, OverBytes) */
-static int ep0_out_overbytes(struct nbu2ss_udc *udc, u8 *p_buf, u32 length)
-{
-	u32		i;
-	u32		i_read_size = 0;
-	union usb_reg_access  temp_32;
-	union usb_reg_access  *p_buf_32 = (union usb_reg_access *)p_buf;
-
-	if ((length > 0) && (length < sizeof(u32))) {
-		temp_32.dw = _nbu2ss_readl(&udc->p_regs->EP0_READ);
-		for (i = 0 ; i < length ; i++)
-			p_buf_32->byte.DATA[i] = temp_32.byte.DATA[i];
-		i_read_size += length;
-	}
-
-	return i_read_size;
-}
-
-/*-------------------------------------------------------------------------*/
-/* Endpoint 0 IN Transfer (PIO) */
-static int EP0_in_PIO(struct nbu2ss_udc *udc, u8 *p_buf, u32 length)
-{
-	u32		i;
-	u32		i_max_length   = EP0_PACKETSIZE;
-	u32		i_word_length  = 0;
-	u32		i_write_length = 0;
-	union usb_reg_access  *p_buf_32 = (union usb_reg_access *)p_buf;
-
-	/*------------------------------------------------------------*/
-	/* Transfer Length */
-	if (i_max_length < length)
-		i_word_length = i_max_length / sizeof(u32);
-	else
-		i_word_length = length / sizeof(u32);
-
-	/*------------------------------------------------------------*/
-	/* PIO */
-	for (i = 0; i < i_word_length; i++) {
-		_nbu2ss_writel(&udc->p_regs->EP0_WRITE, p_buf_32->dw);
-		p_buf_32++;
-		i_write_length += sizeof(u32);
-	}
-
-	return i_write_length;
-}
-
-/*-------------------------------------------------------------------------*/
-/* Endpoint 0 IN Transfer (PIO, OverBytes) */
-static int ep0_in_overbytes(struct nbu2ss_udc *udc,
-			    u8 *p_buf,
-			    u32 i_remain_size)
-{
-	u32		i;
-	union usb_reg_access  temp_32;
-	union usb_reg_access  *p_buf_32 = (union usb_reg_access *)p_buf;
-
-	if ((i_remain_size > 0) && (i_remain_size < sizeof(u32))) {
-		for (i = 0 ; i < i_remain_size ; i++)
-			temp_32.byte.DATA[i] = p_buf_32->byte.DATA[i];
-		_nbu2ss_ep_in_end(udc, 0, temp_32.dw, i_remain_size);
-
-		return i_remain_size;
-	}
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-/* Transfer NULL Packet (Epndoint 0) */
-static int EP0_send_NULL(struct nbu2ss_udc *udc, bool pid_flag)
-{
-	u32		data;
-
-	data = _nbu2ss_readl(&udc->p_regs->EP0_CONTROL);
-	data &= ~(u32)EP0_INAK;
-
-	if (pid_flag)
-		data |= (EP0_INAK_EN | EP0_PIDCLR | EP0_DEND);
-	else
-		data |= (EP0_INAK_EN | EP0_DEND);
-
-	_nbu2ss_writel(&udc->p_regs->EP0_CONTROL, data);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-/* Receive NULL Packet (Endpoint 0) */
-static int EP0_receive_NULL(struct nbu2ss_udc *udc, bool pid_flag)
-{
-	u32		data;
-
-	data = _nbu2ss_readl(&udc->p_regs->EP0_CONTROL);
-	data &= ~(u32)EP0_ONAK;
-
-	if (pid_flag)
-		data |= EP0_PIDCLR;
-
-	_nbu2ss_writel(&udc->p_regs->EP0_CONTROL, data);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_ep0_in_transfer(struct nbu2ss_udc *udc,
-				   struct nbu2ss_req *req)
-{
-	u8		*p_buffer;			/* IN Data Buffer */
-	u32		data;
-	u32		i_remain_size = 0;
-	int		result = 0;
-
-	/*-------------------------------------------------------------*/
-	/* End confirmation */
-	if (req->req.actual == req->req.length) {
-		if ((req->req.actual % EP0_PACKETSIZE) == 0) {
-			if (req->zero) {
-				req->zero = false;
-				EP0_send_NULL(udc, false);
-				return 1;
-			}
-		}
-
-		return 0;		/* Transfer End */
-	}
-
-	/*-------------------------------------------------------------*/
-	/* NAK release */
-	data = _nbu2ss_readl(&udc->p_regs->EP0_CONTROL);
-	data |= EP0_INAK_EN;
-	data &= ~(u32)EP0_INAK;
-	_nbu2ss_writel(&udc->p_regs->EP0_CONTROL, data);
-
-	i_remain_size = req->req.length - req->req.actual;
-	p_buffer = (u8 *)req->req.buf;
-	p_buffer += req->req.actual;
-
-	/*-------------------------------------------------------------*/
-	/* Data transfer */
-	result = EP0_in_PIO(udc, p_buffer, i_remain_size);
-
-	req->div_len = result;
-	i_remain_size -= result;
-
-	if (i_remain_size == 0) {
-		EP0_send_NULL(udc, false);
-		return result;
-	}
-
-	if ((i_remain_size < sizeof(u32)) && (result != EP0_PACKETSIZE)) {
-		p_buffer += result;
-		result += ep0_in_overbytes(udc, p_buffer, i_remain_size);
-		req->div_len = result;
-	}
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_ep0_out_transfer(struct nbu2ss_udc *udc,
-				    struct nbu2ss_req *req)
-{
-	u8		*p_buffer;
-	u32		i_remain_size;
-	u32		i_recv_length;
-	int		result = 0;
-	int		f_rcv_zero;
-
-	/*-------------------------------------------------------------*/
-	/* Receive data confirmation */
-	i_recv_length = _nbu2ss_readl(&udc->p_regs->EP0_LENGTH) & EP0_LDATA;
-	if (i_recv_length != 0) {
-		f_rcv_zero = 0;
-
-		i_remain_size = req->req.length - req->req.actual;
-		p_buffer = (u8 *)req->req.buf;
-		p_buffer += req->req.actual;
-
-		result = ep0_out_pio(udc, p_buffer
-					, min(i_remain_size, i_recv_length));
-		if (result < 0)
-			return result;
-
-		req->req.actual += result;
-		i_recv_length -= result;
-
-		if ((i_recv_length > 0) && (i_recv_length < sizeof(u32))) {
-			p_buffer += result;
-			i_remain_size -= result;
-
-			result = ep0_out_overbytes(udc, p_buffer
-					, min(i_remain_size, i_recv_length));
-			req->req.actual += result;
-		}
-	} else {
-		f_rcv_zero = 1;
-	}
-
-	/*-------------------------------------------------------------*/
-	/* End confirmation */
-	if (req->req.actual == req->req.length) {
-		if ((req->req.actual % EP0_PACKETSIZE) == 0) {
-			if (req->zero) {
-				req->zero = false;
-				EP0_receive_NULL(udc, false);
-				return 1;
-			}
-		}
-
-		return 0;		/* Transfer End */
-	}
-
-	if ((req->req.actual % EP0_PACKETSIZE) != 0)
-		return 0;		/* Short Packet Transfer End */
-
-	if (req->req.actual > req->req.length) {
-		dev_err(udc->dev, " *** Overrun Error\n");
-		return -EOVERFLOW;
-	}
-
-	if (f_rcv_zero != 0) {
-		i_remain_size = _nbu2ss_readl(&udc->p_regs->EP0_CONTROL);
-		if (i_remain_size & EP0_ONAK) {
-			/*---------------------------------------------------*/
-			/* NACK release */
-			_nbu2ss_bitclr(&udc->p_regs->EP0_CONTROL, EP0_ONAK);
-		}
-		result = 1;
-	}
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_out_dma(struct nbu2ss_udc *udc, struct nbu2ss_req *req,
-			   u32 num, u32 length)
-{
-	dma_addr_t	p_buffer;
-	u32		mpkt;
-	u32		lmpkt;
-	u32		dmacnt;
-	u32		burst = 1;
-	u32		data;
-	int		result;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if (req->dma_flag)
-		return 1;		/* DMA is forwarded */
-
-	req->dma_flag = true;
-	p_buffer = req->req.dma;
-	p_buffer += req->req.actual;
-
-	/* DMA Address */
-	_nbu2ss_writel(&preg->EP_DCR[num].EP_TADR, (u32)p_buffer);
-
-	/* Number of transfer packets */
-	mpkt = _nbu2ss_readl(&preg->EP_REGS[num].EP_PCKT_ADRS) & EPN_MPKT;
-	dmacnt = length / mpkt;
-	lmpkt = (length % mpkt) & ~(u32)0x03;
-
-	if (dmacnt > DMA_MAX_COUNT) {
-		dmacnt = DMA_MAX_COUNT;
-		lmpkt = 0;
-	} else if (lmpkt != 0) {
-		if (dmacnt == 0)
-			burst = 0;	/* Burst OFF */
-		dmacnt++;
-	}
-
-	data = mpkt | (lmpkt << 16);
-	_nbu2ss_writel(&preg->EP_DCR[num].EP_DCR2, data);
-
-	data = ((dmacnt & 0xff) << 16) | DCR1_EPN_DIR0 | DCR1_EPN_REQEN;
-	_nbu2ss_writel(&preg->EP_DCR[num].EP_DCR1, data);
-
-	if (burst == 0) {
-		_nbu2ss_writel(&preg->EP_REGS[num].EP_LEN_DCNT, 0);
-		_nbu2ss_bitclr(&preg->EP_REGS[num].EP_DMA_CTRL, EPN_BURST_SET);
-	} else {
-		_nbu2ss_writel(&preg->EP_REGS[num].EP_LEN_DCNT
-				, (dmacnt << 16));
-		_nbu2ss_bitset(&preg->EP_REGS[num].EP_DMA_CTRL, EPN_BURST_SET);
-	}
-	_nbu2ss_bitset(&preg->EP_REGS[num].EP_DMA_CTRL, EPN_DMA_EN);
-
-	result = length & ~(u32)0x03;
-	req->div_len = result;
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_out_pio(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep,
-			       struct nbu2ss_req *req, u32 length)
-{
-	u8		*p_buffer;
-	u32		i;
-	u32		data;
-	u32		i_word_length;
-	union usb_reg_access	temp_32;
-	union usb_reg_access	*p_buf_32;
-	int		result = 0;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if (req->dma_flag)
-		return 1;		/* DMA is forwarded */
-
-	if (length == 0)
-		return 0;
-
-	p_buffer = (u8 *)req->req.buf;
-	p_buf_32 = (union usb_reg_access *)(p_buffer + req->req.actual);
-
-	i_word_length = length / sizeof(u32);
-	if (i_word_length > 0) {
-		/*---------------------------------------------------------*/
-		/* Copy of every four bytes */
-		for (i = 0; i < i_word_length; i++) {
-			p_buf_32->dw =
-			_nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_READ);
-			p_buf_32++;
-		}
-		result = i_word_length * sizeof(u32);
-	}
-
-	data = length - result;
-	if (data > 0) {
-		/*---------------------------------------------------------*/
-		/* Copy of fraction byte */
-		temp_32.dw =
-			_nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_READ);
-		for (i = 0 ; i < data ; i++)
-			p_buf_32->byte.DATA[i] = temp_32.byte.DATA[i];
-		result += data;
-	}
-
-	req->req.actual += result;
-
-	if ((req->req.actual == req->req.length) ||
-	    ((req->req.actual % ep->ep.maxpacket) != 0)) {
-		result = 0;
-	}
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_out_data(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep,
-				struct nbu2ss_req *req, u32 data_size)
-{
-	u32		num;
-	u32		i_buf_size;
-	int		nret = 1;
-
-	if (ep->epnum == 0)
-		return -EINVAL;
-
-	num = ep->epnum - 1;
-
-	i_buf_size = min((req->req.length - req->req.actual), data_size);
-
-	if ((ep->ep_type != USB_ENDPOINT_XFER_INT) && (req->req.dma != 0) &&
-	    (i_buf_size  >= sizeof(u32))) {
-		nret = _nbu2ss_out_dma(udc, req, num, i_buf_size);
-	} else {
-		i_buf_size = min_t(u32, i_buf_size, ep->ep.maxpacket);
-		nret = _nbu2ss_epn_out_pio(udc, ep, req, i_buf_size);
-	}
-
-	return nret;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_out_transfer(struct nbu2ss_udc *udc,
-				    struct nbu2ss_ep *ep,
-				    struct nbu2ss_req *req)
-{
-	u32		num;
-	u32		i_recv_length;
-	int		result = 1;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if (ep->epnum == 0)
-		return -EINVAL;
-
-	num = ep->epnum - 1;
-
-	/*-------------------------------------------------------------*/
-	/* Receive Length */
-	i_recv_length =
-		_nbu2ss_readl(&preg->EP_REGS[num].EP_LEN_DCNT) & EPN_LDATA;
-
-	if (i_recv_length != 0) {
-		result = _nbu2ss_epn_out_data(udc, ep, req, i_recv_length);
-		if (i_recv_length < ep->ep.maxpacket) {
-			if (i_recv_length == result) {
-				req->req.actual += result;
-				result = 0;
-			}
-		}
-	} else {
-		if ((req->req.actual == req->req.length) ||
-		    ((req->req.actual % ep->ep.maxpacket) != 0)) {
-			result = 0;
-		}
-	}
-
-	if (result == 0) {
-		if ((req->req.actual % ep->ep.maxpacket) == 0) {
-			if (req->zero) {
-				req->zero = false;
-				return 1;
-			}
-		}
-	}
-
-	if (req->req.actual > req->req.length) {
-		dev_err(udc->dev, " Overrun Error\n");
-		dev_err(udc->dev, " actual = %d, length = %d\n",
-			req->req.actual, req->req.length);
-		result = -EOVERFLOW;
-	}
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_in_dma(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep,
-			  struct nbu2ss_req *req, u32 num, u32 length)
-{
-	dma_addr_t	p_buffer;
-	u32		mpkt;		/* MaxPacketSize */
-	u32		lmpkt;		/* Last Packet Data Size */
-	u32		dmacnt;		/* IN Data Size */
-	u32		i_write_length;
-	u32		data;
-	int		result = -EINVAL;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if (req->dma_flag)
-		return 1;		/* DMA is forwarded */
-
-#ifdef USE_DMA
-	if (req->req.actual == 0)
-		_nbu2ss_dma_map_single(udc, ep, req, USB_DIR_IN);
-#endif
-	req->dma_flag = true;
-
-	/* MAX Packet Size */
-	mpkt = _nbu2ss_readl(&preg->EP_REGS[num].EP_PCKT_ADRS) & EPN_MPKT;
-
-	i_write_length = min(DMA_MAX_COUNT * mpkt, length);
-
-	/*------------------------------------------------------------*/
-	/* Number of transmission packets */
-	if (mpkt < i_write_length) {
-		dmacnt = i_write_length / mpkt;
-		lmpkt  = (i_write_length % mpkt) & ~(u32)0x3;
-		if (lmpkt != 0)
-			dmacnt++;
-		else
-			lmpkt = mpkt & ~(u32)0x3;
-
-	} else {
-		dmacnt = 1;
-		lmpkt  = i_write_length & ~(u32)0x3;
-	}
-
-	/* Packet setting */
-	data = mpkt | (lmpkt << 16);
-	_nbu2ss_writel(&preg->EP_DCR[num].EP_DCR2, data);
-
-	/* Address setting */
-	p_buffer = req->req.dma;
-	p_buffer += req->req.actual;
-	_nbu2ss_writel(&preg->EP_DCR[num].EP_TADR, (u32)p_buffer);
-
-	/* Packet and DMA setting */
-	data = ((dmacnt & 0xff) << 16) | DCR1_EPN_REQEN;
-	_nbu2ss_writel(&preg->EP_DCR[num].EP_DCR1, data);
-
-	/* Packet setting of EPC */
-	data = dmacnt << 16;
-	_nbu2ss_writel(&preg->EP_REGS[num].EP_LEN_DCNT, data);
-
-	/*DMA setting of EPC */
-	_nbu2ss_bitset(&preg->EP_REGS[num].EP_DMA_CTRL, EPN_DMA_EN);
-
-	result = i_write_length & ~(u32)0x3;
-	req->div_len = result;
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_in_pio(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep,
-			      struct nbu2ss_req *req, u32 length)
-{
-	u8		*p_buffer;
-	u32		i;
-	u32		data;
-	u32		i_word_length;
-	union usb_reg_access	temp_32;
-	union usb_reg_access	*p_buf_32 = NULL;
-	int		result = 0;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if (req->dma_flag)
-		return 1;		/* DMA is forwarded */
-
-	if (length > 0) {
-		p_buffer = (u8 *)req->req.buf;
-		p_buf_32 = (union usb_reg_access *)(p_buffer + req->req.actual);
-
-		i_word_length = length / sizeof(u32);
-		if (i_word_length > 0) {
-			for (i = 0; i < i_word_length; i++) {
-				_nbu2ss_writel(&preg->EP_REGS[ep->epnum - 1].EP_WRITE,
-					       p_buf_32->dw);
-
-				p_buf_32++;
-			}
-			result = i_word_length * sizeof(u32);
-		}
-	}
-
-	if (result != ep->ep.maxpacket) {
-		data = length - result;
-		temp_32.dw = 0;
-		for (i = 0 ; i < data ; i++)
-			temp_32.byte.DATA[i] = p_buf_32->byte.DATA[i];
-
-		_nbu2ss_ep_in_end(udc, ep->epnum, temp_32.dw, data);
-		result += data;
-	}
-
-	req->div_len = result;
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_in_data(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep,
-			       struct nbu2ss_req *req, u32 data_size)
-{
-	u32		num;
-	int		nret = 1;
-
-	if (ep->epnum == 0)
-		return -EINVAL;
-
-	num = ep->epnum - 1;
-
-	if ((ep->ep_type != USB_ENDPOINT_XFER_INT) && (req->req.dma != 0) &&
-	    (data_size >= sizeof(u32))) {
-		nret = _nbu2ss_in_dma(udc, ep, req, num, data_size);
-	} else {
-		data_size = min_t(u32, data_size, ep->ep.maxpacket);
-		nret = _nbu2ss_epn_in_pio(udc, ep, req, data_size);
-	}
-
-	return nret;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_in_transfer(struct nbu2ss_udc *udc,
-				   struct nbu2ss_ep *ep, struct nbu2ss_req *req)
-{
-	u32		num;
-	u32		i_buf_size;
-	int		result = 0;
-	u32		status;
-
-	if (ep->epnum == 0)
-		return -EINVAL;
-
-	num = ep->epnum - 1;
-
-	status = _nbu2ss_readl(&udc->p_regs->EP_REGS[num].EP_STATUS);
-
-	/*-------------------------------------------------------------*/
-	/* State confirmation of FIFO */
-	if (req->req.actual == 0) {
-		if ((status & EPN_IN_EMPTY) == 0)
-			return 1;	/* Not Empty */
-
-	} else {
-		if ((status & EPN_IN_FULL) != 0)
-			return 1;	/* Not Empty */
-	}
-
-	/*-------------------------------------------------------------*/
-	/* Start transfer */
-	i_buf_size = req->req.length - req->req.actual;
-	if (i_buf_size > 0)
-		result = _nbu2ss_epn_in_data(udc, ep, req, i_buf_size);
-	else if (req->req.length == 0)
-		_nbu2ss_zero_len_pkt(udc, ep->epnum);
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_start_transfer(struct nbu2ss_udc *udc,
-				  struct nbu2ss_ep *ep,
-				  struct nbu2ss_req *req,
-				  bool	bflag)
-{
-	int		nret = -EINVAL;
-
-	req->dma_flag = false;
-	req->div_len = 0;
-
-	if (req->req.length == 0) {
-		req->zero = false;
-	} else {
-		if ((req->req.length % ep->ep.maxpacket) == 0)
-			req->zero = req->req.zero;
-		else
-			req->zero = false;
-	}
-
-	if (ep->epnum == 0) {
-		/* EP0 */
-		switch (udc->ep0state) {
-		case EP0_IN_DATA_PHASE:
-			nret = _nbu2ss_ep0_in_transfer(udc, req);
-			break;
-
-		case EP0_OUT_DATA_PHASE:
-			nret = _nbu2ss_ep0_out_transfer(udc, req);
-			break;
-
-		case EP0_IN_STATUS_PHASE:
-			nret = EP0_send_NULL(udc, true);
-			break;
-
-		default:
-			break;
-		}
-
-	} else {
-		/* EPN */
-		if (ep->direct == USB_DIR_OUT) {
-			/* OUT */
-			if (!bflag)
-				nret = _nbu2ss_epn_out_transfer(udc, ep, req);
-		} else {
-			/* IN */
-			nret = _nbu2ss_epn_in_transfer(udc, ep, req);
-		}
-	}
-
-	return nret;
-}
-
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_restert_transfer(struct nbu2ss_ep *ep)
-{
-	u32		length;
-	bool	bflag = false;
-	struct nbu2ss_req *req;
-
-	req = list_first_entry_or_null(&ep->queue, struct nbu2ss_req, queue);
-	if (!req)
-		return;
-
-	if (ep->epnum > 0) {
-		length = _nbu2ss_readl(&ep->udc->p_regs->EP_REGS[ep->epnum - 1].EP_LEN_DCNT);
-
-		length &= EPN_LDATA;
-		if (length < ep->ep.maxpacket)
-			bflag = true;
-	}
-
-	_nbu2ss_start_transfer(ep->udc, ep, req, bflag);
-}
-
-/*-------------------------------------------------------------------------*/
-/*	Endpoint Toggle Reset */
-static void _nbu2ss_endpoint_toggle_reset(struct nbu2ss_udc *udc, u8 ep_adrs)
-{
-	u8		num;
-	u32		data;
-
-	if ((ep_adrs == 0) || (ep_adrs == 0x80))
-		return;
-
-	num = (ep_adrs & 0x7F) - 1;
-
-	if (ep_adrs & USB_DIR_IN)
-		data = EPN_IPIDCLR;
-	else
-		data = EPN_BCLR | EPN_OPIDCLR;
-
-	_nbu2ss_bitset(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
-}
-
-/*-------------------------------------------------------------------------*/
-/*	Endpoint STALL set */
-static void _nbu2ss_set_endpoint_stall(struct nbu2ss_udc *udc,
-				       u8 ep_adrs, bool bstall)
-{
-	u8		num, epnum;
-	u32		data;
-	struct nbu2ss_ep *ep;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if ((ep_adrs == 0) || (ep_adrs == 0x80)) {
-		if (bstall) {
-			/* Set STALL */
-			_nbu2ss_bitset(&preg->EP0_CONTROL, EP0_STL);
-		} else {
-			/* Clear STALL */
-			_nbu2ss_bitclr(&preg->EP0_CONTROL, EP0_STL);
-		}
-	} else {
-		epnum = ep_adrs & USB_ENDPOINT_NUMBER_MASK;
-		num = epnum - 1;
-		ep = &udc->ep[epnum];
-
-		if (bstall) {
-			/* Set STALL */
-			ep->halted = true;
-
-			if (ep_adrs & USB_DIR_IN)
-				data = EPN_BCLR | EPN_ISTL;
-			else
-				data = EPN_OSTL_EN | EPN_OSTL;
-
-			_nbu2ss_bitset(&preg->EP_REGS[num].EP_CONTROL, data);
-		} else {
-			if (ep_adrs & USB_DIR_IN) {
-				_nbu2ss_bitclr(&preg->EP_REGS[num].EP_CONTROL
-						, EPN_ISTL);
-			} else {
-				data =
-				_nbu2ss_readl(&preg->EP_REGS[num].EP_CONTROL);
-
-				data &= ~EPN_OSTL;
-				data |= EPN_OSTL_EN;
-
-				_nbu2ss_writel(&preg->EP_REGS[num].EP_CONTROL
-						, data);
-			}
-
-			/* Clear STALL */
-			ep->stalled = false;
-			if (ep->halted) {
-				ep->halted = false;
-				_nbu2ss_restert_transfer(ep);
-			}
-		}
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_set_test_mode(struct nbu2ss_udc *udc, u32 mode)
-{
-	u32		data;
-
-	if (mode > MAX_TEST_MODE_NUM)
-		return;
-
-	dev_info(udc->dev, "SET FEATURE : test mode = %d\n", mode);
-
-	data = _nbu2ss_readl(&udc->p_regs->USB_CONTROL);
-	data &= ~TEST_FORCE_ENABLE;
-	data |= mode << TEST_MODE_SHIFT;
-
-	_nbu2ss_writel(&udc->p_regs->USB_CONTROL, data);
-	_nbu2ss_bitset(&udc->p_regs->TEST_CONTROL, CS_TESTMODEEN);
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_set_feature_device(struct nbu2ss_udc *udc,
-				      u16 selector, u16 wIndex)
-{
-	int	result = -EOPNOTSUPP;
-
-	switch (selector) {
-	case USB_DEVICE_REMOTE_WAKEUP:
-		if (wIndex == 0x0000) {
-			udc->remote_wakeup = U2F_ENABLE;
-			result = 0;
-		}
-		break;
-
-	case USB_DEVICE_TEST_MODE:
-		wIndex >>= 8;
-		if (wIndex <= MAX_TEST_MODE_NUM)
-			result = 0;
-		break;
-
-	default:
-		break;
-	}
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_get_ep_stall(struct nbu2ss_udc *udc, u8 ep_adrs)
-{
-	u8		epnum;
-	u32		data = 0, bit_data;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	epnum = ep_adrs & ~USB_ENDPOINT_DIR_MASK;
-	if (epnum == 0) {
-		data = _nbu2ss_readl(&preg->EP0_CONTROL);
-		bit_data = EP0_STL;
-
-	} else {
-		data = _nbu2ss_readl(&preg->EP_REGS[epnum - 1].EP_CONTROL);
-		if ((data & EPN_EN) == 0)
-			return -1;
-
-		if (ep_adrs & USB_ENDPOINT_DIR_MASK)
-			bit_data = EPN_ISTL;
-		else
-			bit_data = EPN_OSTL;
-	}
-
-	if ((data & bit_data) == 0)
-		return 0;
-	return 1;
-}
-
-/*-------------------------------------------------------------------------*/
-static inline int _nbu2ss_req_feature(struct nbu2ss_udc *udc, bool bset)
-{
-	u8	recipient = (u8)(udc->ctrl.bRequestType & USB_RECIP_MASK);
-	u8	direction = (u8)(udc->ctrl.bRequestType & USB_DIR_IN);
-	u16	selector  = le16_to_cpu(udc->ctrl.wValue);
-	u16	wIndex    = le16_to_cpu(udc->ctrl.wIndex);
-	u8	ep_adrs;
-	int	result = -EOPNOTSUPP;
-
-	if ((udc->ctrl.wLength != 0x0000) ||
-	    (direction != USB_DIR_OUT)) {
-		return -EINVAL;
-	}
-
-	switch (recipient) {
-	case USB_RECIP_DEVICE:
-		if (bset)
-			result =
-			_nbu2ss_set_feature_device(udc, selector, wIndex);
-		break;
-
-	case USB_RECIP_ENDPOINT:
-		if (0x0000 == (wIndex & 0xFF70)) {
-			if (selector == USB_ENDPOINT_HALT) {
-				ep_adrs = wIndex & 0xFF;
-				if (!bset) {
-					_nbu2ss_endpoint_toggle_reset(udc,
-								      ep_adrs);
-				}
-
-				_nbu2ss_set_endpoint_stall(udc, ep_adrs, bset);
-
-				result = 0;
-			}
-		}
-		break;
-
-	default:
-		break;
-	}
-
-	if (result >= 0)
-		_nbu2ss_create_ep0_packet(udc, udc->ep0_buf, 0);
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static inline enum usb_device_speed _nbu2ss_get_speed(struct nbu2ss_udc *udc)
-{
-	u32		data;
-	enum usb_device_speed speed = USB_SPEED_FULL;
-
-	data = _nbu2ss_readl(&udc->p_regs->USB_STATUS);
-	if (data & HIGH_SPEED)
-		speed = USB_SPEED_HIGH;
-
-	return speed;
-}
-
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_epn_set_stall(struct nbu2ss_udc *udc,
-				  struct nbu2ss_ep *ep)
-{
-	u8	ep_adrs;
-	u32	regdata;
-	int	limit_cnt = 0;
-
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if (ep->direct == USB_DIR_IN) {
-		for (limit_cnt = 0
-			; limit_cnt < IN_DATA_EMPTY_COUNT
-			; limit_cnt++) {
-			regdata = _nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_STATUS);
-
-			if ((regdata & EPN_IN_DATA) == 0)
-				break;
-
-			mdelay(1);
-		}
-	}
-
-	ep_adrs = ep->epnum | ep->direct;
-	_nbu2ss_set_endpoint_stall(udc, ep_adrs, 1);
-}
-
-/*-------------------------------------------------------------------------*/
-static int std_req_get_status(struct nbu2ss_udc *udc)
-{
-	u32	length;
-	u16	status_data = 0;
-	u8	recipient = (u8)(udc->ctrl.bRequestType & USB_RECIP_MASK);
-	u8	direction = (u8)(udc->ctrl.bRequestType & USB_DIR_IN);
-	u8	ep_adrs;
-	int	result = -EINVAL;
-
-	if ((udc->ctrl.wValue != 0x0000) || (direction != USB_DIR_IN))
-		return result;
-
-	length =
-		min_t(u16, le16_to_cpu(udc->ctrl.wLength), sizeof(status_data));
-	switch (recipient) {
-	case USB_RECIP_DEVICE:
-		if (udc->ctrl.wIndex == 0x0000) {
-			if (udc->gadget.is_selfpowered)
-				status_data |= BIT(USB_DEVICE_SELF_POWERED);
-
-			if (udc->remote_wakeup)
-				status_data |= BIT(USB_DEVICE_REMOTE_WAKEUP);
-
-			result = 0;
-		}
-		break;
-
-	case USB_RECIP_ENDPOINT:
-		if (0x0000 == (le16_to_cpu(udc->ctrl.wIndex) & 0xFF70)) {
-			ep_adrs = (u8)(le16_to_cpu(udc->ctrl.wIndex) & 0xFF);
-			result = _nbu2ss_get_ep_stall(udc, ep_adrs);
-
-			if (result > 0)
-				status_data |= BIT(USB_ENDPOINT_HALT);
-		}
-		break;
-
-	default:
-		break;
-	}
-
-	if (result >= 0) {
-		memcpy(udc->ep0_buf, &status_data, length);
-		_nbu2ss_create_ep0_packet(udc, udc->ep0_buf, length);
-		_nbu2ss_ep0_in_transfer(udc, &udc->ep0_req);
-
-	} else {
-		dev_err(udc->dev, " Error GET_STATUS\n");
-	}
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int std_req_clear_feature(struct nbu2ss_udc *udc)
-{
-	return _nbu2ss_req_feature(udc, false);
-}
-
-/*-------------------------------------------------------------------------*/
-static int std_req_set_feature(struct nbu2ss_udc *udc)
-{
-	return _nbu2ss_req_feature(udc, true);
-}
-
-/*-------------------------------------------------------------------------*/
-static int std_req_set_address(struct nbu2ss_udc *udc)
-{
-	int		result = 0;
-	u32		wValue = le16_to_cpu(udc->ctrl.wValue);
-
-	if ((udc->ctrl.bRequestType != 0x00)	||
-	    (udc->ctrl.wIndex != 0x0000)	||
-		(udc->ctrl.wLength != 0x0000)) {
-		return -EINVAL;
-	}
-
-	if (wValue != (wValue & 0x007F))
-		return -EINVAL;
-
-	wValue <<= USB_ADRS_SHIFT;
-
-	_nbu2ss_writel(&udc->p_regs->USB_ADDRESS, wValue);
-	_nbu2ss_create_ep0_packet(udc, udc->ep0_buf, 0);
-
-	return result;
-}
-
-/*-------------------------------------------------------------------------*/
-static int std_req_set_configuration(struct nbu2ss_udc *udc)
-{
-	u32 config_value = (u32)(le16_to_cpu(udc->ctrl.wValue) & 0x00ff);
-
-	if ((udc->ctrl.wIndex != 0x0000)	||
-	    (udc->ctrl.wLength != 0x0000)	||
-		(udc->ctrl.bRequestType != 0x00)) {
-		return -EINVAL;
-	}
-
-	udc->curr_config = config_value;
-
-	if (config_value > 0) {
-		_nbu2ss_bitset(&udc->p_regs->USB_CONTROL, CONF);
-		udc->devstate = USB_STATE_CONFIGURED;
-
-	} else {
-		_nbu2ss_bitclr(&udc->p_regs->USB_CONTROL, CONF);
-		udc->devstate = USB_STATE_ADDRESS;
-	}
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_read_request_data(struct nbu2ss_udc *udc, u32 *pdata)
-{
-	*pdata = _nbu2ss_readl(&udc->p_regs->SETUP_DATA0);
-	pdata++;
-	*pdata = _nbu2ss_readl(&udc->p_regs->SETUP_DATA1);
-}
-
-/*-------------------------------------------------------------------------*/
-static inline int _nbu2ss_decode_request(struct nbu2ss_udc *udc)
-{
-	bool			bcall_back = true;
-	int			nret = -EINVAL;
-	struct usb_ctrlrequest	*p_ctrl;
-
-	p_ctrl = &udc->ctrl;
-	_nbu2ss_read_request_data(udc, (u32 *)p_ctrl);
-
-	/* ep0 state control */
-	if (p_ctrl->wLength == 0) {
-		udc->ep0state = EP0_IN_STATUS_PHASE;
-
-	} else {
-		if (p_ctrl->bRequestType & USB_DIR_IN)
-			udc->ep0state = EP0_IN_DATA_PHASE;
-		else
-			udc->ep0state = EP0_OUT_DATA_PHASE;
-	}
-
-	if ((p_ctrl->bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD) {
-		switch (p_ctrl->bRequest) {
-		case USB_REQ_GET_STATUS:
-			nret = std_req_get_status(udc);
-			bcall_back = false;
-			break;
-
-		case USB_REQ_CLEAR_FEATURE:
-			nret = std_req_clear_feature(udc);
-			bcall_back = false;
-			break;
-
-		case USB_REQ_SET_FEATURE:
-			nret = std_req_set_feature(udc);
-			bcall_back = false;
-			break;
-
-		case USB_REQ_SET_ADDRESS:
-			nret = std_req_set_address(udc);
-			bcall_back = false;
-			break;
-
-		case USB_REQ_SET_CONFIGURATION:
-			nret = std_req_set_configuration(udc);
-			break;
-
-		default:
-			break;
-		}
-	}
-
-	if (!bcall_back) {
-		if (udc->ep0state == EP0_IN_STATUS_PHASE) {
-			if (nret >= 0) {
-				/*--------------------------------------*/
-				/* Status Stage */
-				nret = EP0_send_NULL(udc, true);
-			}
-		}
-
-	} else {
-		spin_unlock(&udc->lock);
-		nret = udc->driver->setup(&udc->gadget, &udc->ctrl);
-		spin_lock(&udc->lock);
-	}
-
-	if (nret < 0)
-		udc->ep0state = EP0_IDLE;
-
-	return nret;
-}
-
-/*-------------------------------------------------------------------------*/
-static inline int _nbu2ss_ep0_in_data_stage(struct nbu2ss_udc *udc)
-{
-	int			nret;
-	struct nbu2ss_req	*req;
-	struct nbu2ss_ep	*ep = &udc->ep[0];
-
-	req = list_first_entry_or_null(&ep->queue, struct nbu2ss_req, queue);
-	if (!req)
-		req = &udc->ep0_req;
-
-	req->req.actual += req->div_len;
-	req->div_len = 0;
-
-	nret = _nbu2ss_ep0_in_transfer(udc, req);
-	if (nret == 0) {
-		udc->ep0state = EP0_OUT_STATUS_PAHSE;
-		EP0_receive_NULL(udc, true);
-	}
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static inline int _nbu2ss_ep0_out_data_stage(struct nbu2ss_udc *udc)
-{
-	int			nret;
-	struct nbu2ss_req	*req;
-	struct nbu2ss_ep	*ep = &udc->ep[0];
-
-	req = list_first_entry_or_null(&ep->queue, struct nbu2ss_req, queue);
-	if (!req)
-		req = &udc->ep0_req;
-
-	nret = _nbu2ss_ep0_out_transfer(udc, req);
-	if (nret == 0) {
-		udc->ep0state = EP0_IN_STATUS_PHASE;
-		EP0_send_NULL(udc, true);
-
-	} else if (nret < 0) {
-		_nbu2ss_bitset(&udc->p_regs->EP0_CONTROL, EP0_BCLR);
-		req->req.status = nret;
-	}
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static inline int _nbu2ss_ep0_status_stage(struct nbu2ss_udc *udc)
-{
-	struct nbu2ss_req	*req;
-	struct nbu2ss_ep	*ep = &udc->ep[0];
-
-	req = list_first_entry_or_null(&ep->queue, struct nbu2ss_req, queue);
-	if (!req) {
-		req = &udc->ep0_req;
-		if (req->req.complete)
-			req->req.complete(&ep->ep, &req->req);
-
-	} else {
-		if (req->req.complete)
-			_nbu2ss_ep_done(ep, req, 0);
-	}
-
-	udc->ep0state = EP0_IDLE;
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_ep0_int(struct nbu2ss_udc *udc)
-{
-	int		i;
-	u32		status;
-	u32		intr;
-	int		nret = -1;
-
-	status = _nbu2ss_readl(&udc->p_regs->EP0_STATUS);
-	intr = status & EP0_STATUS_RW_BIT;
-	_nbu2ss_writel(&udc->p_regs->EP0_STATUS, ~intr);
-
-	status &= (SETUP_INT | EP0_IN_INT | EP0_OUT_INT
-			| STG_END_INT | EP0_OUT_NULL_INT);
-
-	if (status == 0) {
-		dev_info(udc->dev, "%s Not Decode Interrupt\n", __func__);
-		dev_info(udc->dev, "EP0_STATUS = 0x%08x\n", intr);
-		return;
-	}
-
-	if (udc->gadget.speed == USB_SPEED_UNKNOWN)
-		udc->gadget.speed = _nbu2ss_get_speed(udc);
-
-	for (i = 0; i < EP0_END_XFER; i++) {
-		switch (udc->ep0state) {
-		case EP0_IDLE:
-			if (status & SETUP_INT) {
-				status = 0;
-				nret = _nbu2ss_decode_request(udc);
-			}
-			break;
-
-		case EP0_IN_DATA_PHASE:
-			if (status & EP0_IN_INT) {
-				status &= ~EP0_IN_INT;
-				nret = _nbu2ss_ep0_in_data_stage(udc);
-			}
-			break;
-
-		case EP0_OUT_DATA_PHASE:
-			if (status & EP0_OUT_INT) {
-				status &= ~EP0_OUT_INT;
-				nret = _nbu2ss_ep0_out_data_stage(udc);
-			}
-			break;
-
-		case EP0_IN_STATUS_PHASE:
-			if ((status & STG_END_INT) || (status & SETUP_INT)) {
-				status &= ~(STG_END_INT | EP0_IN_INT);
-				nret = _nbu2ss_ep0_status_stage(udc);
-			}
-			break;
-
-		case EP0_OUT_STATUS_PAHSE:
-			if ((status & STG_END_INT) || (status & SETUP_INT) ||
-			    (status & EP0_OUT_NULL_INT)) {
-				status &= ~(STG_END_INT
-						| EP0_OUT_INT
-						| EP0_OUT_NULL_INT);
-
-				nret = _nbu2ss_ep0_status_stage(udc);
-			}
-
-			break;
-
-		default:
-			status = 0;
-			break;
-		}
-
-		if (status == 0)
-			break;
-	}
-
-	if (nret < 0) {
-		/* Send Stall */
-		_nbu2ss_set_endpoint_stall(udc, 0, true);
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_ep_done(struct nbu2ss_ep *ep,
-			    struct nbu2ss_req *req,
-			    int status)
-{
-	struct nbu2ss_udc *udc = ep->udc;
-
-	list_del_init(&req->queue);
-
-	if (status == -ECONNRESET)
-		_nbu2ss_fifo_flush(udc, ep);
-
-	if (likely(req->req.status == -EINPROGRESS))
-		req->req.status = status;
-
-	if (ep->stalled) {
-		_nbu2ss_epn_set_stall(udc, ep);
-	} else {
-		if (!list_empty(&ep->queue))
-			_nbu2ss_restert_transfer(ep);
-	}
-
-#ifdef USE_DMA
-	if ((ep->direct == USB_DIR_OUT) && (ep->epnum > 0) &&
-	    (req->req.dma != 0))
-		_nbu2ss_dma_unmap_single(udc, ep, req, USB_DIR_OUT);
-#endif
-
-	spin_unlock(&udc->lock);
-	req->req.complete(&ep->ep, &req->req);
-	spin_lock(&udc->lock);
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_epn_in_int(struct nbu2ss_udc *udc,
-				      struct nbu2ss_ep *ep,
-				      struct nbu2ss_req *req)
-{
-	int	result = 0;
-	u32	status;
-
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if (req->dma_flag)
-		return;		/* DMA is forwarded */
-
-	req->req.actual += req->div_len;
-	req->div_len = 0;
-
-	if (req->req.actual != req->req.length) {
-		/*---------------------------------------------------------*/
-		/* remainder of data */
-		result = _nbu2ss_epn_in_transfer(udc, ep, req);
-
-	} else {
-		if (req->zero && ((req->req.actual % ep->ep.maxpacket) == 0)) {
-			status =
-			_nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_STATUS);
-
-			if ((status & EPN_IN_FULL) == 0) {
-				/*-----------------------------------------*/
-				/* 0 Length Packet */
-				req->zero = false;
-				_nbu2ss_zero_len_pkt(udc, ep->epnum);
-			}
-			return;
-		}
-	}
-
-	if (result <= 0) {
-		/*---------------------------------------------------------*/
-		/* Complete */
-		_nbu2ss_ep_done(ep, req, result);
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_epn_out_int(struct nbu2ss_udc *udc,
-				       struct nbu2ss_ep *ep,
-				       struct nbu2ss_req *req)
-{
-	int	result;
-
-	result = _nbu2ss_epn_out_transfer(udc, ep, req);
-	if (result <= 0)
-		_nbu2ss_ep_done(ep, req, result);
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_epn_in_dma_int(struct nbu2ss_udc *udc,
-					  struct nbu2ss_ep *ep,
-					  struct nbu2ss_req *req)
-{
-	u32		mpkt;
-	u32		size;
-	struct usb_request *preq;
-
-	preq = &req->req;
-
-	if (!req->dma_flag)
-		return;
-
-	preq->actual += req->div_len;
-	req->div_len = 0;
-	req->dma_flag = false;
-
-#ifdef USE_DMA
-	_nbu2ss_dma_unmap_single(udc, ep, req, USB_DIR_IN);
-#endif
-
-	if (preq->actual != preq->length) {
-		_nbu2ss_epn_in_transfer(udc, ep, req);
-	} else {
-		mpkt = ep->ep.maxpacket;
-		size = preq->actual % mpkt;
-		if (size > 0) {
-			if (((preq->actual & 0x03) == 0) && (size < mpkt))
-				_nbu2ss_ep_in_end(udc, ep->epnum, 0, 0);
-		} else {
-			_nbu2ss_epn_in_int(udc, ep, req);
-		}
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_epn_out_dma_int(struct nbu2ss_udc *udc,
-					   struct nbu2ss_ep *ep,
-					   struct nbu2ss_req *req)
-{
-	int		i;
-	u32		num;
-	u32		dmacnt, ep_dmacnt;
-	u32		mpkt;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	num = ep->epnum - 1;
-
-	if (req->req.actual == req->req.length) {
-		if ((req->req.length % ep->ep.maxpacket) && !req->zero) {
-			req->div_len = 0;
-			req->dma_flag = false;
-			_nbu2ss_ep_done(ep, req, 0);
-			return;
-		}
-	}
-
-	ep_dmacnt = _nbu2ss_readl(&preg->EP_REGS[num].EP_LEN_DCNT)
-		 & EPN_DMACNT;
-	ep_dmacnt >>= 16;
-
-	for (i = 0; i < EPC_PLL_LOCK_COUNT; i++) {
-		dmacnt = _nbu2ss_readl(&preg->EP_DCR[num].EP_DCR1)
-			 & DCR1_EPN_DMACNT;
-		dmacnt >>= 16;
-		if (ep_dmacnt == dmacnt)
-			break;
-	}
-
-	_nbu2ss_bitclr(&preg->EP_DCR[num].EP_DCR1, DCR1_EPN_REQEN);
-
-	if (dmacnt != 0) {
-		mpkt = ep->ep.maxpacket;
-		if ((req->div_len % mpkt) == 0)
-			req->div_len -= mpkt * dmacnt;
-	}
-
-	if ((req->req.actual % ep->ep.maxpacket) > 0) {
-		if (req->req.actual == req->div_len) {
-			req->div_len = 0;
-			req->dma_flag = false;
-			_nbu2ss_ep_done(ep, req, 0);
-			return;
-		}
-	}
-
-	req->req.actual += req->div_len;
-	req->div_len = 0;
-	req->dma_flag = false;
-
-	_nbu2ss_epn_out_int(udc, ep, req);
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_epn_int(struct nbu2ss_udc *udc, u32 epnum)
-{
-	u32	num;
-	u32	status;
-
-	struct nbu2ss_req	*req;
-	struct nbu2ss_ep	*ep = &udc->ep[epnum];
-
-	num = epnum - 1;
-
-	/* Interrupt Status */
-	status = _nbu2ss_readl(&udc->p_regs->EP_REGS[num].EP_STATUS);
-
-	/* Interrupt Clear */
-	_nbu2ss_writel(&udc->p_regs->EP_REGS[num].EP_STATUS, ~status);
-
-	req = list_first_entry_or_null(&ep->queue, struct nbu2ss_req, queue);
-	if (!req) {
-		/* pr_warn("=== %s(%d) req == NULL\n", __func__, epnum); */
-		return;
-	}
-
-	if (status & EPN_OUT_END_INT) {
-		status &= ~EPN_OUT_INT;
-		_nbu2ss_epn_out_dma_int(udc, ep, req);
-	}
-
-	if (status & EPN_OUT_INT)
-		_nbu2ss_epn_out_int(udc, ep, req);
-
-	if (status & EPN_IN_END_INT) {
-		status &= ~EPN_IN_INT;
-		_nbu2ss_epn_in_dma_int(udc, ep, req);
-	}
-
-	if (status & EPN_IN_INT)
-		_nbu2ss_epn_in_int(udc, ep, req);
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_ep_int(struct nbu2ss_udc *udc, u32 epnum)
-{
-	if (epnum == 0)
-		_nbu2ss_ep0_int(udc);
-	else
-		_nbu2ss_epn_int(udc, epnum);
-}
-
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_ep0_enable(struct nbu2ss_udc *udc)
-{
-	_nbu2ss_bitset(&udc->p_regs->EP0_CONTROL, (EP0_AUTO | EP0_BCLR));
-	_nbu2ss_writel(&udc->p_regs->EP0_INT_ENA, EP0_INT_EN_BIT);
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_nuke(struct nbu2ss_udc *udc,
-			struct nbu2ss_ep *ep,
-			int status)
-{
-	struct nbu2ss_req *req, *n;
-
-	/* Endpoint Disable */
-	_nbu2ss_epn_exit(udc, ep);
-
-	/* DMA Disable */
-	_nbu2ss_ep_dma_exit(udc, ep);
-
-	if (list_empty(&ep->queue))
-		return 0;
-
-	/* called with irqs blocked */
-	list_for_each_entry_safe(req, n, &ep->queue, queue) {
-		_nbu2ss_ep_done(ep, req, status);
-	}
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_quiesce(struct nbu2ss_udc *udc)
-{
-	struct nbu2ss_ep	*ep;
-
-	udc->gadget.speed = USB_SPEED_UNKNOWN;
-
-	_nbu2ss_nuke(udc, &udc->ep[0], -ESHUTDOWN);
-
-	/* Endpoint n */
-	list_for_each_entry(ep, &udc->gadget.ep_list, ep.ep_list) {
-		_nbu2ss_nuke(udc, ep, -ESHUTDOWN);
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_pullup(struct nbu2ss_udc *udc, int is_on)
-{
-	u32	reg_dt;
-
-	if (udc->vbus_active == 0)
-		return -ESHUTDOWN;
-
-	if (is_on) {
-		/* D+ Pullup */
-		if (udc->driver) {
-			reg_dt = (_nbu2ss_readl(&udc->p_regs->USB_CONTROL)
-				| PUE2) & ~(u32)CONNECTB;
-
-			_nbu2ss_writel(&udc->p_regs->USB_CONTROL, reg_dt);
-		}
-
-	} else {
-		/* D+ Pulldown */
-		reg_dt = (_nbu2ss_readl(&udc->p_regs->USB_CONTROL) | CONNECTB)
-			& ~(u32)PUE2;
-
-		_nbu2ss_writel(&udc->p_regs->USB_CONTROL, reg_dt);
-		udc->gadget.speed = USB_SPEED_UNKNOWN;
-	}
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_fifo_flush(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
-{
-	struct fc_regs __iomem *p = udc->p_regs;
-
-	if (udc->vbus_active == 0)
-		return;
-
-	if (ep->epnum == 0) {
-		/* EP0 */
-		_nbu2ss_bitset(&p->EP0_CONTROL, EP0_BCLR);
-
-	} else {
-		/* EPN */
-		_nbu2ss_ep_dma_abort(udc, ep);
-		_nbu2ss_bitset(&p->EP_REGS[ep->epnum - 1].EP_CONTROL, EPN_BCLR);
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static int _nbu2ss_enable_controller(struct nbu2ss_udc *udc)
-{
-	int	waitcnt = 0;
-
-	if (udc->udc_enabled)
-		return 0;
-
-	/* Reset */
-	_nbu2ss_bitset(&udc->p_regs->EPCTR, (DIRPD | EPC_RST));
-	udelay(EPC_RST_DISABLE_TIME);	/* 1us wait */
-
-	_nbu2ss_bitclr(&udc->p_regs->EPCTR, DIRPD);
-	mdelay(EPC_DIRPD_DISABLE_TIME);	/* 1ms wait */
-
-	_nbu2ss_bitclr(&udc->p_regs->EPCTR, EPC_RST);
-
-	_nbu2ss_writel(&udc->p_regs->AHBSCTR, WAIT_MODE);
-
-	_nbu2ss_writel(&udc->p_regs->AHBMCTR,
-		       HBUSREQ_MODE | HTRANS_MODE | WBURST_TYPE);
-
-	while (!(_nbu2ss_readl(&udc->p_regs->EPCTR) & PLL_LOCK)) {
-		waitcnt++;
-		udelay(1);	/* 1us wait */
-		if (waitcnt == EPC_PLL_LOCK_COUNT) {
-			dev_err(udc->dev, "*** Reset Cancel failed\n");
-			return -EINVAL;
-		}
-	}
-
-	_nbu2ss_bitset(&udc->p_regs->UTMI_CHARACTER_1, USB_SQUSET);
-
-	_nbu2ss_bitset(&udc->p_regs->USB_CONTROL, (INT_SEL | SOF_RCV));
-
-	/* EP0 */
-	_nbu2ss_ep0_enable(udc);
-
-	/* USB Interrupt Enable */
-	_nbu2ss_bitset(&udc->p_regs->USB_INT_ENA, USB_INT_EN_BIT);
-
-	udc->udc_enabled = true;
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_reset_controller(struct nbu2ss_udc *udc)
-{
-	_nbu2ss_bitset(&udc->p_regs->EPCTR, EPC_RST);
-	_nbu2ss_bitclr(&udc->p_regs->EPCTR, EPC_RST);
-}
-
-/*-------------------------------------------------------------------------*/
-static void _nbu2ss_disable_controller(struct nbu2ss_udc *udc)
-{
-	if (udc->udc_enabled) {
-		udc->udc_enabled = false;
-		_nbu2ss_reset_controller(udc);
-		_nbu2ss_bitset(&udc->p_regs->EPCTR, (DIRPD | EPC_RST));
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_check_vbus(struct nbu2ss_udc *udc)
-{
-	int	nret;
-	u32	reg_dt;
-
-	/* chattering */
-	mdelay(VBUS_CHATTERING_MDELAY);		/* wait (ms) */
-
-	/* VBUS ON Check*/
-	reg_dt = gpiod_get_value(vbus_gpio);
-	if (reg_dt == 0) {
-		udc->linux_suspended = 0;
-
-		_nbu2ss_reset_controller(udc);
-		dev_info(udc->dev, " ----- VBUS OFF\n");
-
-		if (udc->vbus_active == 1) {
-			/* VBUS OFF */
-			udc->vbus_active = 0;
-			if (udc->usb_suspended) {
-				udc->usb_suspended = 0;
-				/* _nbu2ss_reset_controller(udc); */
-			}
-			udc->devstate = USB_STATE_NOTATTACHED;
-
-			_nbu2ss_quiesce(udc);
-			if (udc->driver) {
-				spin_unlock(&udc->lock);
-				udc->driver->disconnect(&udc->gadget);
-				spin_lock(&udc->lock);
-			}
-
-			_nbu2ss_disable_controller(udc);
-		}
-	} else {
-		mdelay(5);		/* wait (5ms) */
-		reg_dt = gpiod_get_value(vbus_gpio);
-		if (reg_dt == 0)
-			return;
-
-		dev_info(udc->dev, " ----- VBUS ON\n");
-
-		if (udc->linux_suspended)
-			return;
-
-		if (udc->vbus_active == 0) {
-			/* VBUS ON */
-			udc->vbus_active = 1;
-			udc->devstate = USB_STATE_POWERED;
-
-			nret = _nbu2ss_enable_controller(udc);
-			if (nret < 0) {
-				_nbu2ss_disable_controller(udc);
-				udc->vbus_active = 0;
-				return;
-			}
-
-			_nbu2ss_pullup(udc, 1);
-
-#ifdef UDC_DEBUG_DUMP
-			_nbu2ss_dump_register(udc);
-#endif /* UDC_DEBUG_DUMP */
-
-		} else {
-			if (udc->devstate == USB_STATE_POWERED)
-				_nbu2ss_pullup(udc, 1);
-		}
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_int_bus_reset(struct nbu2ss_udc *udc)
-{
-	udc->devstate		= USB_STATE_DEFAULT;
-	udc->remote_wakeup	= 0;
-
-	_nbu2ss_quiesce(udc);
-
-	udc->ep0state = EP0_IDLE;
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_int_usb_resume(struct nbu2ss_udc *udc)
-{
-	if (udc->usb_suspended == 1) {
-		udc->usb_suspended = 0;
-		if (udc->driver && udc->driver->resume) {
-			spin_unlock(&udc->lock);
-			udc->driver->resume(&udc->gadget);
-			spin_lock(&udc->lock);
-		}
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_int_usb_suspend(struct nbu2ss_udc *udc)
-{
-	u32	reg_dt;
-
-	if (udc->usb_suspended == 0) {
-		reg_dt = gpiod_get_value(vbus_gpio);
-
-		if (reg_dt == 0)
-			return;
-
-		udc->usb_suspended = 1;
-		if (udc->driver && udc->driver->suspend) {
-			spin_unlock(&udc->lock);
-			udc->driver->suspend(&udc->gadget);
-			spin_lock(&udc->lock);
-		}
-
-		_nbu2ss_bitset(&udc->p_regs->USB_CONTROL, SUSPEND);
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-/* VBUS (GPIO153) Interrupt */
-static irqreturn_t _nbu2ss_vbus_irq(int irq, void *_udc)
-{
-	struct nbu2ss_udc	*udc = (struct nbu2ss_udc *)_udc;
-
-	spin_lock(&udc->lock);
-	_nbu2ss_check_vbus(udc);
-	spin_unlock(&udc->lock);
-
-	return IRQ_HANDLED;
-}
-
-/*-------------------------------------------------------------------------*/
-/* Interrupt (udc) */
-static irqreturn_t _nbu2ss_udc_irq(int irq, void *_udc)
-{
-	u8	suspend_flag = 0;
-	u32	status;
-	u32	epnum, int_bit;
-
-	struct nbu2ss_udc	*udc = (struct nbu2ss_udc *)_udc;
-	struct fc_regs __iomem *preg = udc->p_regs;
-
-	if (gpiod_get_value(vbus_gpio) == 0) {
-		_nbu2ss_writel(&preg->USB_INT_STA, ~USB_INT_STA_RW);
-		_nbu2ss_writel(&preg->USB_INT_ENA, 0);
-		return IRQ_HANDLED;
-	}
-
-	spin_lock(&udc->lock);
-
-	for (;;) {
-		if (gpiod_get_value(vbus_gpio) == 0) {
-			_nbu2ss_writel(&preg->USB_INT_STA, ~USB_INT_STA_RW);
-			_nbu2ss_writel(&preg->USB_INT_ENA, 0);
-			status = 0;
-		} else {
-			status = _nbu2ss_readl(&preg->USB_INT_STA);
-		}
-
-		if (status == 0)
-			break;
-
-		_nbu2ss_writel(&preg->USB_INT_STA, ~(status & USB_INT_STA_RW));
-
-		if (status & USB_RST_INT) {
-			/* USB Reset */
-			_nbu2ss_int_bus_reset(udc);
-		}
-
-		if (status & RSUM_INT) {
-			/* Resume */
-			_nbu2ss_int_usb_resume(udc);
-		}
-
-		if (status & SPND_INT) {
-			/* Suspend */
-			suspend_flag = 1;
-		}
-
-		if (status & EPN_INT) {
-			/* EP INT */
-			int_bit = status >> 8;
-
-			for (epnum = 0; epnum < NUM_ENDPOINTS; epnum++) {
-				if (0x01 & int_bit)
-					_nbu2ss_ep_int(udc, epnum);
-
-				int_bit >>= 1;
-
-				if (int_bit == 0)
-					break;
-			}
-		}
-	}
-
-	if (suspend_flag)
-		_nbu2ss_int_usb_suspend(udc);
-
-	spin_unlock(&udc->lock);
-
-	return IRQ_HANDLED;
-}
-
-/*-------------------------------------------------------------------------*/
-/* usb_ep_ops */
-static int nbu2ss_ep_enable(struct usb_ep *_ep,
-			    const struct usb_endpoint_descriptor *desc)
-{
-	u8		ep_type;
-	unsigned long	flags;
-
-	struct nbu2ss_ep	*ep;
-	struct nbu2ss_udc	*udc;
-
-	if (!_ep || !desc) {
-		pr_err(" *** %s, bad param\n", __func__);
-		return -EINVAL;
-	}
-
-	ep = container_of(_ep, struct nbu2ss_ep, ep);
-	if (!ep->udc) {
-		pr_err(" *** %s, ep == NULL !!\n", __func__);
-		return -EINVAL;
-	}
-
-	ep_type = usb_endpoint_type(desc);
-	if ((ep_type == USB_ENDPOINT_XFER_CONTROL) ||
-	    (ep_type == USB_ENDPOINT_XFER_ISOC)) {
-		pr_err(" *** %s, bat bmAttributes\n", __func__);
-		return -EINVAL;
-	}
-
-	udc = ep->udc;
-	if (udc->vbus_active == 0)
-		return -ESHUTDOWN;
-
-	if ((!udc->driver) || (udc->gadget.speed == USB_SPEED_UNKNOWN)) {
-		dev_err(ep->udc->dev, " *** %s, udc !!\n", __func__);
-		return -ESHUTDOWN;
-	}
-
-	spin_lock_irqsave(&udc->lock, flags);
-
-	ep->desc = desc;
-	ep->epnum = usb_endpoint_num(desc);
-	ep->direct = desc->bEndpointAddress & USB_ENDPOINT_DIR_MASK;
-	ep->ep_type = ep_type;
-	ep->wedged = 0;
-	ep->halted = false;
-	ep->stalled = false;
-
-	ep->ep.maxpacket = le16_to_cpu(desc->wMaxPacketSize);
-
-	/* DMA setting */
-	_nbu2ss_ep_dma_init(udc, ep);
-
-	/* Endpoint setting */
-	_nbu2ss_ep_init(udc, ep);
-
-	spin_unlock_irqrestore(&udc->lock, flags);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_ep_disable(struct usb_ep *_ep)
-{
-	struct nbu2ss_ep	*ep;
-	struct nbu2ss_udc	*udc;
-	unsigned long		flags;
-
-	if (!_ep) {
-		pr_err(" *** %s, bad param\n", __func__);
-		return -EINVAL;
-	}
-
-	ep = container_of(_ep, struct nbu2ss_ep, ep);
-	if (!ep->udc) {
-		pr_err("udc: *** %s, ep == NULL !!\n", __func__);
-		return -EINVAL;
-	}
-
-	udc = ep->udc;
-	if (udc->vbus_active == 0)
-		return -ESHUTDOWN;
-
-	spin_lock_irqsave(&udc->lock, flags);
-	_nbu2ss_nuke(udc, ep, -EINPROGRESS);		/* dequeue request */
-	spin_unlock_irqrestore(&udc->lock, flags);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static struct usb_request *nbu2ss_ep_alloc_request(struct usb_ep *ep,
-						   gfp_t gfp_flags)
-{
-	struct nbu2ss_req *req;
-
-	req = kzalloc(sizeof(*req), gfp_flags);
-	if (!req)
-		return NULL;
-
-#ifdef USE_DMA
-	req->req.dma = DMA_ADDR_INVALID;
-#endif
-	INIT_LIST_HEAD(&req->queue);
-
-	return &req->req;
-}
-
-/*-------------------------------------------------------------------------*/
-static void nbu2ss_ep_free_request(struct usb_ep *_ep,
-				   struct usb_request *_req)
-{
-	struct nbu2ss_req *req;
-
-	if (_req) {
-		req = container_of(_req, struct nbu2ss_req, req);
-
-		kfree(req);
-	}
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_ep_queue(struct usb_ep *_ep,
-			   struct usb_request *_req, gfp_t gfp_flags)
-{
-	struct nbu2ss_req	*req;
-	struct nbu2ss_ep	*ep;
-	struct nbu2ss_udc	*udc;
-	unsigned long		flags;
-	bool			bflag;
-	int			result = -EINVAL;
-
-	/* catch various bogus parameters */
-	if (!_ep || !_req) {
-		if (!_ep)
-			pr_err("udc: %s --- _ep == NULL\n", __func__);
-
-		if (!_req)
-			pr_err("udc: %s --- _req == NULL\n", __func__);
-
-		return -EINVAL;
-	}
-
-	req = container_of(_req, struct nbu2ss_req, req);
-	if (unlikely(!_req->complete ||
-		     !_req->buf ||
-		     !list_empty(&req->queue))) {
-		if (!_req->complete)
-			pr_err("udc: %s --- !_req->complete\n", __func__);
-
-		if (!_req->buf)
-			pr_err("udc:%s --- !_req->buf\n", __func__);
-
-		if (!list_empty(&req->queue))
-			pr_err("%s --- !list_empty(&req->queue)\n", __func__);
-
-		return -EINVAL;
-	}
-
-	ep = container_of(_ep, struct nbu2ss_ep, ep);
-	udc = ep->udc;
-
-	if (udc->vbus_active == 0) {
-		dev_info(udc->dev, "Can't ep_queue (VBUS OFF)\n");
-		return -ESHUTDOWN;
-	}
-
-	if (unlikely(!udc->driver)) {
-		dev_err(udc->dev, "%s, bogus device state %p\n", __func__,
-			udc->driver);
-		return -ESHUTDOWN;
-	}
-
-	spin_lock_irqsave(&udc->lock, flags);
-
-#ifdef USE_DMA
-	if ((uintptr_t)req->req.buf & 0x3)
-		req->unaligned = true;
-	else
-		req->unaligned = false;
-
-	if (req->unaligned) {
-		if (!ep->virt_buf) {
-			ep->virt_buf = dma_alloc_coherent(udc->dev, PAGE_SIZE,
-							  &ep->phys_buf,
-							  GFP_ATOMIC | GFP_DMA);
-			if (!ep->virt_buf) {
-				spin_unlock_irqrestore(&udc->lock, flags);
-				return -ENOMEM;
-			}
-		}
-		if (ep->epnum > 0)  {
-			if (ep->direct == USB_DIR_IN)
-				memcpy(ep->virt_buf, req->req.buf,
-				       req->req.length);
-		}
-	}
-
-	if ((ep->epnum > 0) && (ep->direct == USB_DIR_OUT) &&
-	    (req->req.dma != 0))
-		_nbu2ss_dma_map_single(udc, ep, req, USB_DIR_OUT);
-#endif
-
-	_req->status = -EINPROGRESS;
-	_req->actual = 0;
-
-	bflag = list_empty(&ep->queue);
-	list_add_tail(&req->queue, &ep->queue);
-
-	if (bflag && !ep->stalled) {
-		result = _nbu2ss_start_transfer(udc, ep, req, false);
-		if (result < 0) {
-			dev_err(udc->dev, " *** %s, result = %d\n", __func__,
-				result);
-			list_del(&req->queue);
-		} else if ((ep->epnum > 0) && (ep->direct == USB_DIR_OUT)) {
-#ifdef USE_DMA
-			if (req->req.length < 4 &&
-			    req->req.length == req->req.actual)
-#else
-			if (req->req.length == req->req.actual)
-#endif
-				_nbu2ss_ep_done(ep, req, result);
-		}
-	}
-
-	spin_unlock_irqrestore(&udc->lock, flags);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
-{
-	struct nbu2ss_req	*req;
-	struct nbu2ss_ep	*ep;
-	struct nbu2ss_udc	*udc;
-	unsigned long flags;
-
-	/* catch various bogus parameters */
-	if (!_ep || !_req) {
-		/* pr_err("%s, bad param(1)\n", __func__); */
-		return -EINVAL;
-	}
-
-	ep = container_of(_ep, struct nbu2ss_ep, ep);
-
-	udc = ep->udc;
-	if (!udc)
-		return -EINVAL;
-
-	spin_lock_irqsave(&udc->lock, flags);
-
-	/* make sure it's actually queued on this endpoint */
-	list_for_each_entry(req, &ep->queue, queue) {
-		if (&req->req == _req) {
-			_nbu2ss_ep_done(ep, req, -ECONNRESET);
-			spin_unlock_irqrestore(&udc->lock, flags);
-			return 0;
-		}
-	}
-
-	spin_unlock_irqrestore(&udc->lock, flags);
-
-	pr_debug("%s no queue(EINVAL)\n", __func__);
-
-	return -EINVAL;
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_ep_set_halt(struct usb_ep *_ep, int value)
-{
-	u8		ep_adrs;
-	unsigned long	flags;
-
-	struct nbu2ss_ep	*ep;
-	struct nbu2ss_udc	*udc;
-
-	if (!_ep) {
-		pr_err("%s, bad param\n", __func__);
-		return -EINVAL;
-	}
-
-	ep = container_of(_ep, struct nbu2ss_ep, ep);
-
-	udc = ep->udc;
-	if (!udc) {
-		dev_err(ep->udc->dev, " *** %s, bad udc\n", __func__);
-		return -EINVAL;
-	}
-
-	spin_lock_irqsave(&udc->lock, flags);
-
-	ep_adrs = ep->epnum | ep->direct;
-	if (value == 0) {
-		_nbu2ss_set_endpoint_stall(udc, ep_adrs, value);
-		ep->stalled = false;
-	} else {
-		if (list_empty(&ep->queue))
-			_nbu2ss_epn_set_stall(udc, ep);
-		else
-			ep->stalled = true;
-	}
-
-	if (value == 0)
-		ep->wedged = 0;
-
-	spin_unlock_irqrestore(&udc->lock, flags);
-
-	return 0;
-}
-
-static int nbu2ss_ep_set_wedge(struct usb_ep *_ep)
-{
-	return nbu2ss_ep_set_halt(_ep, 1);
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_ep_fifo_status(struct usb_ep *_ep)
-{
-	u32		data;
-	struct nbu2ss_ep	*ep;
-	struct nbu2ss_udc	*udc;
-	unsigned long		flags;
-	struct fc_regs	__iomem *preg;
-
-	if (!_ep) {
-		pr_err("%s, bad param\n", __func__);
-		return -EINVAL;
-	}
-
-	ep = container_of(_ep, struct nbu2ss_ep, ep);
-
-	udc = ep->udc;
-	if (!udc) {
-		dev_err(ep->udc->dev, "%s, bad udc\n", __func__);
-		return -EINVAL;
-	}
-
-	preg = udc->p_regs;
-
-	data = gpiod_get_value(vbus_gpio);
-	if (data == 0)
-		return -EINVAL;
-
-	spin_lock_irqsave(&udc->lock, flags);
-
-	if (ep->epnum == 0) {
-		data = _nbu2ss_readl(&preg->EP0_LENGTH) & EP0_LDATA;
-
-	} else {
-		data = _nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_LEN_DCNT)
-			& EPN_LDATA;
-	}
-
-	spin_unlock_irqrestore(&udc->lock, flags);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static void  nbu2ss_ep_fifo_flush(struct usb_ep *_ep)
-{
-	u32			data;
-	struct nbu2ss_ep	*ep;
-	struct nbu2ss_udc	*udc;
-	unsigned long		flags;
-
-	if (!_ep) {
-		pr_err("udc: %s, bad param\n", __func__);
-		return;
-	}
-
-	ep = container_of(_ep, struct nbu2ss_ep, ep);
-
-	udc = ep->udc;
-	if (!udc) {
-		dev_err(ep->udc->dev, "%s, bad udc\n", __func__);
-		return;
-	}
-
-	data = gpiod_get_value(vbus_gpio);
-	if (data == 0)
-		return;
-
-	spin_lock_irqsave(&udc->lock, flags);
-	_nbu2ss_fifo_flush(udc, ep);
-	spin_unlock_irqrestore(&udc->lock, flags);
-}
-
-/*-------------------------------------------------------------------------*/
-static const struct usb_ep_ops nbu2ss_ep_ops = {
-	.enable		= nbu2ss_ep_enable,
-	.disable	= nbu2ss_ep_disable,
-
-	.alloc_request	= nbu2ss_ep_alloc_request,
-	.free_request	= nbu2ss_ep_free_request,
-
-	.queue		= nbu2ss_ep_queue,
-	.dequeue	= nbu2ss_ep_dequeue,
-
-	.set_halt	= nbu2ss_ep_set_halt,
-	.set_wedge	= nbu2ss_ep_set_wedge,
-
-	.fifo_status	= nbu2ss_ep_fifo_status,
-	.fifo_flush	= nbu2ss_ep_fifo_flush,
-};
-
-/*-------------------------------------------------------------------------*/
-/* usb_gadget_ops */
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_gad_get_frame(struct usb_gadget *pgadget)
-{
-	u32			data;
-	struct nbu2ss_udc	*udc;
-
-	if (!pgadget) {
-		pr_err("udc: %s, bad param\n", __func__);
-		return -EINVAL;
-	}
-
-	udc = container_of(pgadget, struct nbu2ss_udc, gadget);
-	data = gpiod_get_value(vbus_gpio);
-	if (data == 0)
-		return -EINVAL;
-
-	return _nbu2ss_readl(&udc->p_regs->USB_ADDRESS) & FRAME;
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_gad_wakeup(struct usb_gadget *pgadget)
-{
-	int	i;
-	u32	data;
-
-	struct nbu2ss_udc	*udc;
-
-	if (!pgadget) {
-		pr_err("%s, bad param\n", __func__);
-		return -EINVAL;
-	}
-
-	udc = container_of(pgadget, struct nbu2ss_udc, gadget);
-
-	data = gpiod_get_value(vbus_gpio);
-	if (data == 0) {
-		dev_warn(&pgadget->dev, "VBUS LEVEL = %d\n", data);
-		return -EINVAL;
-	}
-
-	_nbu2ss_bitset(&udc->p_regs->EPCTR, PLL_RESUME);
-
-	for (i = 0; i < EPC_PLL_LOCK_COUNT; i++) {
-		data = _nbu2ss_readl(&udc->p_regs->EPCTR);
-
-		if (data & PLL_LOCK)
-			break;
-	}
-
-	_nbu2ss_bitclr(&udc->p_regs->EPCTR, PLL_RESUME);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_gad_set_selfpowered(struct usb_gadget *pgadget,
-				      int is_selfpowered)
-{
-	struct nbu2ss_udc       *udc;
-	unsigned long		flags;
-
-	if (!pgadget) {
-		pr_err("%s, bad param\n", __func__);
-		return -EINVAL;
-	}
-
-	udc = container_of(pgadget, struct nbu2ss_udc, gadget);
-
-	spin_lock_irqsave(&udc->lock, flags);
-	pgadget->is_selfpowered = (is_selfpowered != 0);
-	spin_unlock_irqrestore(&udc->lock, flags);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_gad_vbus_session(struct usb_gadget *pgadget, int is_active)
-{
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_gad_vbus_draw(struct usb_gadget *pgadget, unsigned int mA)
-{
-	struct nbu2ss_udc	*udc;
-	unsigned long		flags;
-
-	if (!pgadget) {
-		pr_err("%s, bad param\n", __func__);
-		return -EINVAL;
-	}
-
-	udc = container_of(pgadget, struct nbu2ss_udc, gadget);
-
-	spin_lock_irqsave(&udc->lock, flags);
-	udc->mA = mA;
-	spin_unlock_irqrestore(&udc->lock, flags);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_gad_pullup(struct usb_gadget *pgadget, int is_on)
-{
-	struct nbu2ss_udc	*udc;
-	unsigned long		flags;
-
-	if (!pgadget) {
-		pr_err("%s, bad param\n", __func__);
-		return -EINVAL;
-	}
-
-	udc = container_of(pgadget, struct nbu2ss_udc, gadget);
-
-	if (!udc->driver) {
-		pr_warn("%s, Not Regist Driver\n", __func__);
-		return -EINVAL;
-	}
-
-	if (udc->vbus_active == 0)
-		return -ESHUTDOWN;
-
-	spin_lock_irqsave(&udc->lock, flags);
-	_nbu2ss_pullup(udc, is_on);
-	spin_unlock_irqrestore(&udc->lock, flags);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_gad_ioctl(struct usb_gadget *pgadget,
-			    unsigned int code, unsigned long param)
-{
-	return 0;
-}
-
-static const struct usb_gadget_ops nbu2ss_gadget_ops = {
-	.get_frame		= nbu2ss_gad_get_frame,
-	.wakeup			= nbu2ss_gad_wakeup,
-	.set_selfpowered	= nbu2ss_gad_set_selfpowered,
-	.vbus_session		= nbu2ss_gad_vbus_session,
-	.vbus_draw		= nbu2ss_gad_vbus_draw,
-	.pullup			= nbu2ss_gad_pullup,
-	.ioctl			= nbu2ss_gad_ioctl,
-};
-
-static const struct {
-	const char *name;
-	const struct usb_ep_caps caps;
-} ep_info[NUM_ENDPOINTS] = {
-#define EP_INFO(_name, _caps) \
-	{ \
-		.name = _name, \
-		.caps = _caps, \
-	}
-
-	EP_INFO("ep0",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_CONTROL, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("ep1-bulk",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_BULK, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("ep2-bulk",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_BULK, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("ep3in-int",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_INT, USB_EP_CAPS_DIR_IN)),
-	EP_INFO("ep4-iso",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_ISO, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("ep5-iso",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_ISO, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("ep6-bulk",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_BULK, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("ep7-bulk",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_BULK, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("ep8in-int",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_INT, USB_EP_CAPS_DIR_IN)),
-	EP_INFO("ep9-iso",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_ISO, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("epa-iso",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_ISO, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("epb-bulk",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_BULK, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("epc-bulk",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_BULK, USB_EP_CAPS_DIR_ALL)),
-	EP_INFO("epdin-int",
-		USB_EP_CAPS(USB_EP_CAPS_TYPE_INT, USB_EP_CAPS_DIR_IN)),
-
-#undef EP_INFO
-};
-
-/*-------------------------------------------------------------------------*/
-static void nbu2ss_drv_ep_init(struct nbu2ss_udc *udc)
-{
-	int	i;
-
-	INIT_LIST_HEAD(&udc->gadget.ep_list);
-	udc->gadget.ep0 = &udc->ep[0].ep;
-
-	for (i = 0; i < NUM_ENDPOINTS; i++) {
-		struct nbu2ss_ep *ep = &udc->ep[i];
-
-		ep->udc = udc;
-		ep->desc = NULL;
-
-		ep->ep.driver_data = NULL;
-		ep->ep.name = ep_info[i].name;
-		ep->ep.caps = ep_info[i].caps;
-		ep->ep.ops = &nbu2ss_ep_ops;
-
-		usb_ep_set_maxpacket_limit(&ep->ep,
-					   i == 0 ? EP0_PACKETSIZE
-					   : EP_PACKETSIZE);
-
-		list_add_tail(&ep->ep.ep_list, &udc->gadget.ep_list);
-		INIT_LIST_HEAD(&ep->queue);
-	}
-
-	list_del_init(&udc->ep[0].ep.ep_list);
-}
-
-/*-------------------------------------------------------------------------*/
-/* platform_driver */
-static int nbu2ss_drv_contest_init(struct platform_device *pdev,
-				   struct nbu2ss_udc *udc)
-{
-	spin_lock_init(&udc->lock);
-	udc->dev = &pdev->dev;
-
-	udc->gadget.is_selfpowered = 1;
-	udc->devstate = USB_STATE_NOTATTACHED;
-	udc->pdev = pdev;
-	udc->mA = 0;
-
-	udc->pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
-
-	/* init Endpoint */
-	nbu2ss_drv_ep_init(udc);
-
-	/* init Gadget */
-	udc->gadget.ops = &nbu2ss_gadget_ops;
-	udc->gadget.ep0 = &udc->ep[0].ep;
-	udc->gadget.speed = USB_SPEED_UNKNOWN;
-	udc->gadget.name = driver_name;
-	/* udc->gadget.is_dualspeed = 1; */
-
-	device_initialize(&udc->gadget.dev);
-
-	dev_set_name(&udc->gadget.dev, "gadget");
-	udc->gadget.dev.parent = &pdev->dev;
-	udc->gadget.dev.dma_mask = pdev->dev.dma_mask;
-
-	return 0;
-}
-
-/*
- *	probe - binds to the platform device
- */
-static int nbu2ss_drv_probe(struct platform_device *pdev)
-{
-	int status;
-	struct nbu2ss_udc *udc;
-	int irq;
-	void __iomem *mmio_base;
-
-	udc = &udc_controller;
-	memset(udc, 0, sizeof(struct nbu2ss_udc));
-
-	platform_set_drvdata(pdev, udc);
-
-	/* require I/O memory and IRQ to be provided as resources */
-	mmio_base = devm_platform_ioremap_resource(pdev, 0);
-	if (IS_ERR(mmio_base))
-		return PTR_ERR(mmio_base);
-
-	irq = platform_get_irq(pdev, 0);
-	if (irq < 0)
-		return irq;
-	status = devm_request_irq(&pdev->dev, irq, _nbu2ss_udc_irq,
-				  0, driver_name, udc);
-
-	/* IO Memory */
-	udc->p_regs = (struct fc_regs __iomem *)mmio_base;
-
-	/* USB Function Controller Interrupt */
-	if (status != 0) {
-		dev_err(udc->dev, "request_irq(USB_UDC_IRQ_1) failed\n");
-		return status;
-	}
-
-	/* Driver Initialization */
-	status = nbu2ss_drv_contest_init(pdev, udc);
-	if (status < 0) {
-		/* Error */
-		return status;
-	}
-
-	/* VBUS Interrupt */
-	vbus_irq = gpiod_to_irq(vbus_gpio);
-	irq_set_irq_type(vbus_irq, IRQ_TYPE_EDGE_BOTH);
-	status = request_irq(vbus_irq,
-			     _nbu2ss_vbus_irq, IRQF_SHARED, driver_name, udc);
-
-	if (status != 0) {
-		dev_err(udc->dev, "request_irq(vbus_irq) failed\n");
-		return status;
-	}
-
-	return status;
-}
-
-/*-------------------------------------------------------------------------*/
-static void nbu2ss_drv_shutdown(struct platform_device *pdev)
-{
-	struct nbu2ss_udc	*udc;
-
-	udc = platform_get_drvdata(pdev);
-	if (!udc)
-		return;
-
-	_nbu2ss_disable_controller(udc);
-}
-
-/*-------------------------------------------------------------------------*/
-static void nbu2ss_drv_remove(struct platform_device *pdev)
-{
-	struct nbu2ss_udc	*udc;
-	struct nbu2ss_ep	*ep;
-	int	i;
-
-	udc = &udc_controller;
-
-	for (i = 0; i < NUM_ENDPOINTS; i++) {
-		ep = &udc->ep[i];
-		if (ep->virt_buf)
-			dma_free_coherent(udc->dev, PAGE_SIZE, (void *)ep->virt_buf,
-					  ep->phys_buf);
-	}
-
-	/* Interrupt Handler - Release */
-	free_irq(vbus_irq, udc);
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_drv_suspend(struct platform_device *pdev, pm_message_t state)
-{
-	struct nbu2ss_udc	*udc;
-
-	udc = platform_get_drvdata(pdev);
-	if (!udc)
-		return 0;
-
-	if (udc->vbus_active) {
-		udc->vbus_active = 0;
-		udc->devstate = USB_STATE_NOTATTACHED;
-		udc->linux_suspended = 1;
-
-		if (udc->usb_suspended) {
-			udc->usb_suspended = 0;
-			_nbu2ss_reset_controller(udc);
-		}
-
-		_nbu2ss_quiesce(udc);
-	}
-	_nbu2ss_disable_controller(udc);
-
-	return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-static int nbu2ss_drv_resume(struct platform_device *pdev)
-{
-	u32	data;
-	struct nbu2ss_udc	*udc;
-
-	udc = platform_get_drvdata(pdev);
-	if (!udc)
-		return 0;
-
-	data = gpiod_get_value(vbus_gpio);
-	if (data) {
-		udc->vbus_active = 1;
-		udc->devstate = USB_STATE_POWERED;
-		_nbu2ss_enable_controller(udc);
-		_nbu2ss_pullup(udc, 1);
-	}
-
-	udc->linux_suspended = 0;
-
-	return 0;
-}
-
-static struct platform_driver udc_driver = {
-	.probe		= nbu2ss_drv_probe,
-	.shutdown	= nbu2ss_drv_shutdown,
-	.remove_new	= nbu2ss_drv_remove,
-	.suspend	= nbu2ss_drv_suspend,
-	.resume		= nbu2ss_drv_resume,
-	.driver		= {
-		.name	= driver_name,
-	},
-};
-
-module_platform_driver(udc_driver);
-
-MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_AUTHOR("Renesas Electronics Corporation");
-MODULE_LICENSE("GPL");
diff --git a/drivers/staging/emxx_udc/emxx_udc.h b/drivers/staging/emxx_udc/emxx_udc.h
deleted file mode 100644
index c9e37a1..0000000
--- a/drivers/staging/emxx_udc/emxx_udc.h
+++ /dev/null
@@ -1,554 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- *  EMXX FCD (Function Controller Driver) for USB.
- *
- *  Copyright (C) 2010 Renesas Electronics Corporation
- */
-
-#ifndef _LINUX_EMXX_H
-#define _LINUX_EMXX_H
-
-/*---------------------------------------------------------------------------*/
-
-/*----------------- Default define */
-#define	USE_DMA	1
-#define USE_SUSPEND_WAIT	1
-
-/*------------ Board dependence(Resource) */
-#define	VBUS_VALUE		GPIO_VBUS
-
-/* below hacked up for staging integration */
-#define GPIO_VBUS 0 /* GPIO_P153 on KZM9D */
-#define INT_VBUS 0 /* IRQ for GPIO_P153 */
-
-/*------------ Board dependence(Wait) */
-
-/* CHATTERING wait time ms */
-#define VBUS_CHATTERING_MDELAY		1
-/* DMA Abort wait time ms */
-#define DMA_DISABLE_TIME		10
-
-/*------------ Controller dependence */
-#define NUM_ENDPOINTS		14		/* Endpoint */
-#define REG_EP_NUM		15		/* Endpoint Register */
-#define DMA_MAX_COUNT		256		/* DMA Block */
-
-#define EPC_RST_DISABLE_TIME		1	/* 1 usec */
-#define EPC_DIRPD_DISABLE_TIME		1	/* 1 msec */
-#define EPC_PLL_LOCK_COUNT		1000	/* 1000 */
-#define IN_DATA_EMPTY_COUNT		1000	/* 1000 */
-
-#define CHATGER_TIME			700	/* 700msec */
-#define USB_SUSPEND_TIME		2000	/* 2 sec */
-
-/* U2F FLAG */
-#define U2F_ENABLE		1
-#define U2F_DISABLE		0
-
-#define TEST_FORCE_ENABLE		(BIT(18) | BIT(16))
-
-#define INT_SEL				BIT(10)
-#define CONSTFS				BIT(9)
-#define SOF_RCV				BIT(8)
-#define RSUM_IN				BIT(7)
-#define SUSPEND				BIT(6)
-#define CONF				BIT(5)
-#define DEFAULT				BIT(4)
-#define CONNECTB			BIT(3)
-#define PUE2				BIT(2)
-
-#define MAX_TEST_MODE_NUM		0x05
-#define TEST_MODE_SHIFT			16
-
-/*------- (0x0004) USB Status Register */
-#define SPEED_MODE			BIT(6)
-#define HIGH_SPEED			BIT(6)
-
-#define CONF				BIT(5)
-#define DEFAULT				BIT(4)
-#define USB_RST				BIT(3)
-#define SPND_OUT			BIT(2)
-#define RSUM_OUT			BIT(1)
-
-/*------- (0x0008) USB Address Register */
-#define USB_ADDR			0x007F0000
-#define SOF_STATUS			BIT(15)
-#define UFRAME				(BIT(14) | BIT(13) | BIT(12))
-#define FRAME				0x000007FF
-
-#define USB_ADRS_SHIFT			16
-
-/*------- (0x000C) UTMI Characteristic 1 Register */
-#define SQUSET				(BIT(7) | BIT(6) | BIT(5) | BIT(4))
-
-#define USB_SQUSET			(BIT(6) | BIT(5) | BIT(4))
-
-/*------- (0x0010) TEST Control Register */
-#define FORCEHS				BIT(2)
-#define CS_TESTMODEEN			BIT(1)
-#define LOOPBACK			BIT(0)
-
-/*------- (0x0018) Setup Data 0 Register */
-/*------- (0x001C) Setup Data 1 Register */
-
-/*------- (0x0020) USB Interrupt Status Register */
-#define EPN_INT				0x00FFFF00
-#define EP15_INT			BIT(23)
-#define EP14_INT			BIT(22)
-#define EP13_INT			BIT(21)
-#define EP12_INT			BIT(20)
-#define EP11_INT			BIT(19)
-#define EP10_INT			BIT(18)
-#define EP9_INT				BIT(17)
-#define EP8_INT				BIT(16)
-#define EP7_INT				BIT(15)
-#define EP6_INT				BIT(14)
-#define EP5_INT				BIT(13)
-#define EP4_INT				BIT(12)
-#define EP3_INT				BIT(11)
-#define EP2_INT				BIT(10)
-#define EP1_INT				BIT(9)
-#define EP0_INT				BIT(8)
-#define SPEED_MODE_INT			BIT(6)
-#define SOF_ERROR_INT			BIT(5)
-#define SOF_INT				BIT(4)
-#define USB_RST_INT			BIT(3)
-#define SPND_INT			BIT(2)
-#define RSUM_INT			BIT(1)
-
-#define USB_INT_STA_RW			0x7E
-
-/*------- (0x0024) USB Interrupt Enable Register */
-#define EP15_0_EN			0x00FFFF00
-#define EP15_EN				BIT(23)
-#define EP14_EN				BIT(22)
-#define EP13_EN				BIT(21)
-#define EP12_EN				BIT(20)
-#define EP11_EN				BIT(19)
-#define EP10_EN				BIT(18)
-#define EP9_EN				BIT(17)
-#define EP8_EN				BIT(16)
-#define EP7_EN				BIT(15)
-#define EP6_EN				BIT(14)
-#define EP5_EN				BIT(13)
-#define EP4_EN				BIT(12)
-#define EP3_EN				BIT(11)
-#define EP2_EN				BIT(10)
-#define EP1_EN				BIT(9)
-#define EP0_EN				BIT(8)
-#define SPEED_MODE_EN			BIT(6)
-#define SOF_ERROR_EN			BIT(5)
-#define SOF_EN				BIT(4)
-#define USB_RST_EN			BIT(3)
-#define SPND_EN				BIT(2)
-#define RSUM_EN				BIT(1)
-
-#define USB_INT_EN_BIT	\
-	(EP0_EN | SPEED_MODE_EN | USB_RST_EN | SPND_EN | RSUM_EN)
-
-/*------- (0x0028) EP0 Control Register */
-#define EP0_STGSEL			BIT(18)
-#define EP0_OVERSEL			BIT(17)
-#define EP0_AUTO			BIT(16)
-#define EP0_PIDCLR			BIT(9)
-#define EP0_BCLR			BIT(8)
-#define EP0_DEND			BIT(7)
-#define EP0_DW				(BIT(6) | BIT(5))
-#define EP0_DW4				0
-#define EP0_DW3				(BIT(6) | BIT(5))
-#define EP0_DW2				BIT(6)
-#define EP0_DW1				BIT(5)
-
-#define EP0_INAK_EN			BIT(4)
-#define EP0_PERR_NAK_CLR		BIT(3)
-#define EP0_STL				BIT(2)
-#define EP0_INAK			BIT(1)
-#define EP0_ONAK			BIT(0)
-
-/*------- (0x002C) EP0 Status Register */
-#define EP0_PID				BIT(18)
-#define EP0_PERR_NAK			BIT(17)
-#define EP0_PERR_NAK_INT		BIT(16)
-#define EP0_OUT_NAK_INT			BIT(15)
-#define EP0_OUT_NULL			BIT(14)
-#define EP0_OUT_FULL			BIT(13)
-#define EP0_OUT_EMPTY			BIT(12)
-#define EP0_IN_NAK_INT			BIT(11)
-#define EP0_IN_DATA			BIT(10)
-#define EP0_IN_FULL			BIT(9)
-#define EP0_IN_EMPTY			BIT(8)
-#define EP0_OUT_NULL_INT		BIT(7)
-#define EP0_OUT_OR_INT			BIT(6)
-#define EP0_OUT_INT			BIT(5)
-#define EP0_IN_INT			BIT(4)
-#define EP0_STALL_INT			BIT(3)
-#define STG_END_INT			BIT(2)
-#define STG_START_INT			BIT(1)
-#define SETUP_INT			BIT(0)
-
-#define EP0_STATUS_RW_BIT	(BIT(16) | BIT(15) | BIT(11) | 0xFF)
-
-/*------- (0x0030) EP0 Interrupt Enable Register */
-#define EP0_PERR_NAK_EN			BIT(16)
-#define EP0_OUT_NAK_EN			BIT(15)
-
-#define EP0_IN_NAK_EN			BIT(11)
-
-#define EP0_OUT_NULL_EN			BIT(7)
-#define EP0_OUT_OR_EN			BIT(6)
-#define EP0_OUT_EN			BIT(5)
-#define EP0_IN_EN			BIT(4)
-#define EP0_STALL_EN			BIT(3)
-#define STG_END_EN			BIT(2)
-#define STG_START_EN			BIT(1)
-#define SETUP_EN			BIT(0)
-
-#define EP0_INT_EN_BIT	\
-	(EP0_OUT_OR_EN | EP0_OUT_EN | EP0_IN_EN | STG_END_EN | SETUP_EN)
-
-/*------- (0x0034) EP0 Length Register */
-#define EP0_LDATA			0x0000007F
-
-/*------- (0x0038) EP0 Read Register */
-/*------- (0x003C) EP0 Write Register */
-
-/*------- (0x0040:) EPN Control Register */
-#define EPN_EN				BIT(31)
-#define EPN_BUF_TYPE			BIT(30)
-#define EPN_BUF_SINGLE			BIT(30)
-
-#define EPN_DIR0			BIT(26)
-#define EPN_MODE			(BIT(25) | BIT(24))
-#define EPN_BULK			0
-#define EPN_INTERRUPT			BIT(24)
-#define EPN_ISO				BIT(25)
-
-#define EPN_OVERSEL			BIT(17)
-#define EPN_AUTO			BIT(16)
-
-#define EPN_IPIDCLR			BIT(11)
-#define EPN_OPIDCLR			BIT(10)
-#define EPN_BCLR			BIT(9)
-#define EPN_CBCLR			BIT(8)
-#define EPN_DEND			BIT(7)
-#define EPN_DW				(BIT(6) | BIT(5))
-#define EPN_DW4				0
-#define EPN_DW3				(BIT(6) | BIT(5))
-#define EPN_DW2				BIT(6)
-#define EPN_DW1				BIT(5)
-
-#define EPN_OSTL_EN			BIT(4)
-#define EPN_ISTL			BIT(3)
-#define EPN_OSTL			BIT(2)
-
-#define EPN_ONAK			BIT(0)
-
-/*------- (0x0044:) EPN Status Register	*/
-#define EPN_ISO_PIDERR			BIT(29)		/* R */
-#define EPN_OPID			BIT(28)		/* R */
-#define EPN_OUT_NOTKN			BIT(27)		/* R */
-#define EPN_ISO_OR			BIT(26)		/* R */
-
-#define EPN_ISO_CRC			BIT(24)		/* R */
-#define EPN_OUT_END_INT			BIT(23)		/* RW */
-#define EPN_OUT_OR_INT			BIT(22)		/* RW */
-#define EPN_OUT_NAK_ERR_INT		BIT(21)		/* RW */
-#define EPN_OUT_STALL_INT		BIT(20)		/* RW */
-#define EPN_OUT_INT			BIT(19)		/* RW */
-#define EPN_OUT_NULL_INT		BIT(18)		/* RW */
-#define EPN_OUT_FULL			BIT(17)		/* R */
-#define EPN_OUT_EMPTY			BIT(16)		/* R */
-
-#define EPN_IPID			BIT(10)		/* R */
-#define EPN_IN_NOTKN			BIT(9)		/* R */
-#define EPN_ISO_UR			BIT(8)		/* R */
-#define EPN_IN_END_INT			BIT(7)		/* RW */
-
-#define EPN_IN_NAK_ERR_INT		BIT(5)		/* RW */
-#define EPN_IN_STALL_INT		BIT(4)		/* RW */
-#define EPN_IN_INT			BIT(3)		/* RW */
-#define EPN_IN_DATA			BIT(2)		/* R */
-#define EPN_IN_FULL			BIT(1)		/* R */
-#define EPN_IN_EMPTY			BIT(0)		/* R */
-
-#define EPN_INT_EN	\
-	(EPN_OUT_END_INT | EPN_OUT_INT | EPN_IN_END_INT | EPN_IN_INT)
-
-/*------- (0x0048:) EPN Interrupt Enable Register */
-#define EPN_OUT_END_EN			BIT(23)		/* RW */
-#define EPN_OUT_OR_EN			BIT(22)		/* RW */
-#define EPN_OUT_NAK_ERR_EN		BIT(21)		/* RW */
-#define EPN_OUT_STALL_EN		BIT(20)		/* RW */
-#define EPN_OUT_EN			BIT(19)		/* RW */
-#define EPN_OUT_NULL_EN			BIT(18)		/* RW */
-
-#define EPN_IN_END_EN			BIT(7)		/* RW */
-
-#define EPN_IN_NAK_ERR_EN		BIT(5)		/* RW */
-#define EPN_IN_STALL_EN			BIT(4)		/* RW */
-#define EPN_IN_EN			BIT(3)		/* RW */
-
-/*------- (0x004C:) EPN Interrupt Enable Register */
-#define EPN_STOP_MODE			BIT(11)
-#define EPN_DEND_SET			BIT(10)
-#define EPN_BURST_SET			BIT(9)
-#define EPN_STOP_SET			BIT(8)
-
-#define EPN_DMA_EN			BIT(4)
-
-#define EPN_DMAMODE0			BIT(0)
-
-/*------- (0x0050:) EPN MaxPacket & BaseAddress Register */
-#define EPN_BASEAD			0x1FFF0000
-#define EPN_MPKT			0x000007FF
-
-/*------- (0x0054:) EPN Length & DMA Count Register */
-#define EPN_DMACNT			0x01FF0000
-#define EPN_LDATA			0x000007FF
-
-/*------- (0x0058:) EPN Read Register */
-/*------- (0x005C:) EPN Write Register */
-
-/*------- (0x1000) AHBSCTR Register */
-#define WAIT_MODE			BIT(0)
-
-/*------- (0x1004) AHBMCTR Register */
-#define ARBITER_CTR			BIT(31)		/* RW */
-#define MCYCLE_RST			BIT(12)		/* RW */
-
-#define ENDIAN_CTR			(BIT(9) | BIT(8))	/* RW */
-#define ENDIAN_BYTE_SWAP		BIT(9)
-#define ENDIAN_HALF_WORD_SWAP		ENDIAN_CTR
-
-#define HBUSREQ_MODE			BIT(5)		/* RW */
-#define HTRANS_MODE			BIT(4)		/* RW */
-
-#define WBURST_TYPE			BIT(2)		/* RW */
-#define BURST_TYPE			(BIT(1) | BIT(0))	/* RW */
-#define BURST_MAX_16			0
-#define BURST_MAX_8			BIT(0)
-#define BURST_MAX_4			BIT(1)
-#define BURST_SINGLE			BURST_TYPE
-
-/*------- (0x1008) AHBBINT Register */
-#define DMA_ENDINT			0xFFFE0000	/* RW */
-
-#define AHB_VBUS_INT			BIT(13)		/* RW */
-
-#define MBUS_ERRINT			BIT(6)		/* RW */
-
-#define SBUS_ERRINT0			BIT(4)		/* RW */
-#define ERR_MASTER			0x0000000F	/* R */
-
-/*------- (0x100C) AHBBINTEN Register */
-#define DMA_ENDINTEN			0xFFFE0000	/* RW */
-
-#define VBUS_INTEN			BIT(13)		/* RW */
-
-#define MBUS_ERRINTEN			BIT(6)		/* RW */
-
-#define SBUS_ERRINT0EN			BIT(4)		/* RW */
-
-/*------- (0x1010) EPCTR Register */
-#define DIRPD				BIT(12)		/* RW */
-
-#define VBUS_LEVEL			BIT(8)		/* R */
-
-#define PLL_RESUME			BIT(5)		/* RW */
-#define PLL_LOCK			BIT(4)		/* R */
-
-#define EPC_RST				BIT(0)		/* RW */
-
-/*------- (0x1014) USBF_EPTEST Register */
-#define LINESTATE			(BIT(9) | BIT(8))	/* R */
-#define DM_LEVEL			BIT(9)		/* R */
-#define DP_LEVEL			BIT(8)		/* R */
-
-#define PHY_TST				BIT(1)		/* RW */
-#define PHY_TSTCLK			BIT(0)		/* RW */
-
-/*------- (0x1020) USBSSVER Register */
-#define AHBB_VER			0x00FF0000	/* R */
-#define EPC_VER				0x0000FF00	/* R */
-#define SS_VER				0x000000FF	/* R */
-
-/*------- (0x1024) USBSSCONF Register */
-#define EP_AVAILABLE			0xFFFF0000	/* R */
-#define DMA_AVAILABLE			0x0000FFFF	/* R */
-
-/*------- (0x1110:) EPNDCR1 Register */
-#define DCR1_EPN_DMACNT			0x00FF0000	/* RW */
-
-#define DCR1_EPN_DIR0			BIT(1)		/* RW */
-#define DCR1_EPN_REQEN			BIT(0)		/* RW */
-
-/*------- (0x1114:) EPNDCR2 Register */
-#define DCR2_EPN_LMPKT			0x07FF0000	/* RW */
-
-#define DCR2_EPN_MPKT			0x000007FF	/* RW */
-
-/*------- (0x1118:) EPNTADR Register */
-#define EPN_TADR			0xFFFFFFFF	/* RW */
-
-/*===========================================================================*/
-/* Struct */
-/*------- ep_regs */
-struct ep_regs {
-	u32 EP_CONTROL;			/* EP Control */
-	u32 EP_STATUS;			/* EP Status */
-	u32 EP_INT_ENA;			/* EP Interrupt Enable */
-	u32 EP_DMA_CTRL;		/* EP DMA Control */
-	u32 EP_PCKT_ADRS;		/* EP Maxpacket & BaseAddress */
-	u32 EP_LEN_DCNT;		/* EP Length & DMA count */
-	u32 EP_READ;			/* EP Read */
-	u32 EP_WRITE;			/* EP Write */
-};
-
-/*------- ep_dcr */
-struct ep_dcr {
-	u32 EP_DCR1;			/* EP_DCR1 */
-	u32 EP_DCR2;			/* EP_DCR2 */
-	u32 EP_TADR;			/* EP_TADR */
-	u32 Reserved;			/* Reserved */
-};
-
-/*------- Function Registers */
-struct fc_regs {
-	u32 USB_CONTROL;		/* (0x0000) USB Control */
-	u32 USB_STATUS;			/* (0x0004) USB Status */
-	u32 USB_ADDRESS;		/* (0x0008) USB Address */
-	u32 UTMI_CHARACTER_1;		/* (0x000C) UTMI Setting */
-	u32 TEST_CONTROL;		/* (0x0010) TEST Control */
-	u32 reserved_14;		/* (0x0014) Reserved */
-	u32 SETUP_DATA0;		/* (0x0018) Setup Data0 */
-	u32 SETUP_DATA1;		/* (0x001C) Setup Data1 */
-	u32 USB_INT_STA;		/* (0x0020) USB Interrupt Status */
-	u32 USB_INT_ENA;		/* (0x0024) USB Interrupt Enable */
-	u32 EP0_CONTROL;		/* (0x0028) EP0 Control */
-	u32 EP0_STATUS;			/* (0x002C) EP0 Status */
-	u32 EP0_INT_ENA;		/* (0x0030) EP0 Interrupt Enable */
-	u32 EP0_LENGTH;			/* (0x0034) EP0 Length */
-	u32 EP0_READ;			/* (0x0038) EP0 Read */
-	u32 EP0_WRITE;			/* (0x003C) EP0 Write */
-
-	struct ep_regs EP_REGS[REG_EP_NUM];	/* Endpoint Register */
-
-	u8 reserved_220[0x1000 - 0x220];	/* (0x0220:0x0FFF) Reserved */
-
-	u32 AHBSCTR;			/* (0x1000) AHBSCTR */
-	u32 AHBMCTR;			/* (0x1004) AHBMCTR */
-	u32 AHBBINT;			/* (0x1008) AHBBINT */
-	u32 AHBBINTEN;			/* (0x100C) AHBBINTEN */
-	u32 EPCTR;			/* (0x1010) EPCTR */
-	u32 USBF_EPTEST;		/* (0x1014) USBF_EPTEST */
-
-	u8 reserved_1018[0x20 - 0x18];	/* (0x1018:0x101F) Reserved */
-
-	u32 USBSSVER;			/* (0x1020) USBSSVER */
-	u32 USBSSCONF;			/* (0x1024) USBSSCONF */
-
-	u8 reserved_1028[0x110 - 0x28];	/* (0x1028:0x110F) Reserved */
-
-	struct ep_dcr EP_DCR[REG_EP_NUM];	/* */
-
-	u8 reserved_1200[0x1000 - 0x200];	/* Reserved */
-} __aligned(32);
-
-#define EP0_PACKETSIZE			64
-#define EP_PACKETSIZE			1024
-
-/* EPN RAM SIZE */
-#define D_RAM_SIZE_CTRL			64
-
-/* EPN Bulk Endpoint Max Packet Size */
-#define D_FS_RAM_SIZE_BULK		64
-#define D_HS_RAM_SIZE_BULK		512
-
-struct nbu2ss_udc;
-
-enum ep0_state {
-	EP0_IDLE,
-	EP0_IN_DATA_PHASE,
-	EP0_OUT_DATA_PHASE,
-	EP0_IN_STATUS_PHASE,
-	EP0_OUT_STATUS_PAHSE,
-	EP0_END_XFER,
-	EP0_SUSPEND,
-	EP0_STALL,
-};
-
-struct nbu2ss_req {
-	struct usb_request		req;
-	struct list_head		queue;
-
-	u32			div_len;
-	bool		dma_flag;
-	bool		zero;
-
-	bool		unaligned;
-
-	unsigned			mapped:1;
-};
-
-struct nbu2ss_ep {
-	struct usb_ep			ep;
-	struct list_head		queue;
-
-	struct nbu2ss_udc		*udc;
-
-	const struct usb_endpoint_descriptor *desc;
-
-	u8		epnum;
-	u8		direct;
-	u8		ep_type;
-
-	unsigned		wedged:1;
-	unsigned		halted:1;
-	unsigned		stalled:1;
-
-	u8		*virt_buf;
-	dma_addr_t	phys_buf;
-};
-
-struct nbu2ss_udc {
-	struct usb_gadget gadget;
-	struct usb_gadget_driver *driver;
-	struct platform_device *pdev;
-	struct device *dev;
-	spinlock_t lock; /* Protects nbu2ss_udc structure fields */
-	struct completion		*pdone;
-
-	enum ep0_state			ep0state;
-	enum usb_device_state	devstate;
-	struct usb_ctrlrequest	ctrl;
-	struct nbu2ss_req		ep0_req;
-	u8		ep0_buf[EP0_PACKETSIZE];
-
-	struct nbu2ss_ep	ep[NUM_ENDPOINTS];
-
-	unsigned		softconnect:1;
-	unsigned		vbus_active:1;
-	unsigned		linux_suspended:1;
-	unsigned		linux_resume:1;
-	unsigned		usb_suspended:1;
-	unsigned		remote_wakeup:1;
-	unsigned		udc_enabled:1;
-
-	unsigned int		mA;
-
-	u32		curr_config;	/* Current Configuration Number */
-
-	struct fc_regs __iomem *p_regs;
-};
-
-/* USB register access structure */
-union usb_reg_access {
-	struct {
-		unsigned char	DATA[4];
-	} byte;
-	unsigned int		dw;
-};
-
-/*-------------------------------------------------------------------------*/
-
-#endif  /* _LINUX_EMXX_H */
diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c
index 68add4d..38845f2 100644
--- a/drivers/staging/fbtft/fbtft-core.c
+++ b/drivers/staging/fbtft/fbtft-core.c
@@ -327,7 +327,6 @@
 	unsigned int dirty_lines_start, dirty_lines_end;
 	struct fb_deferred_io_pageref *pageref;
 	unsigned int y_low = 0, y_high = 0;
-	int count = 0;
 
 	spin_lock(&par->dirty_lock);
 	dirty_lines_start = par->dirty_lines_start;
@@ -339,7 +338,6 @@
 
 	/* Mark display lines as dirty */
 	list_for_each_entry(pageref, pagereflist, list) {
-		count++;
 		y_low = pageref->offset / info->fix.line_length;
 		y_high = (pageref->offset + PAGE_SIZE - 1) / info->fix.line_length;
 		dev_dbg(info->device,
diff --git a/drivers/staging/fieldbus/anybuss/arcx-anybus.c b/drivers/staging/fieldbus/anybuss/arcx-anybus.c
index 34d18b0..fcd3e37 100644
--- a/drivers/staging/fieldbus/anybuss/arcx-anybus.c
+++ b/drivers/staging/fieldbus/anybuss/arcx-anybus.c
@@ -285,7 +285,7 @@
 		}
 	}
 
-	id = ida_simple_get(&controller_index_ida, 0, 0, GFP_KERNEL);
+	id = ida_alloc(&controller_index_ida, GFP_KERNEL);
 	if (id < 0) {
 		err = id;
 		goto out_reset;
@@ -318,7 +318,7 @@
 out_dev:
 	put_device(cd->class_dev);
 out_ida:
-	ida_simple_remove(&controller_index_ida, id);
+	ida_free(&controller_index_ida, id);
 out_reset:
 	gpiod_set_value_cansleep(cd->reset_gpiod, 1);
 	return err;
@@ -330,7 +330,7 @@
 	int id = cd->class_dev->id;
 
 	device_unregister(cd->class_dev);
-	ida_simple_remove(&controller_index_ida, id);
+	ida_free(&controller_index_ida, id);
 	gpiod_set_value_cansleep(cd->reset_gpiod, 1);
 }
 
diff --git a/drivers/staging/fieldbus/anybuss/host.c b/drivers/staging/fieldbus/anybuss/host.c
index cd86b9c..410e6f8 100644
--- a/drivers/staging/fieldbus/anybuss/host.c
+++ b/drivers/staging/fieldbus/anybuss/host.c
@@ -1195,7 +1195,7 @@
 		adrv->remove(to_anybuss_client(dev));
 }
 
-static struct bus_type anybus_bus = {
+static const struct bus_type anybus_bus = {
 	.name		= "anybuss",
 	.match		= anybus_bus_match,
 	.probe		= anybus_bus_probe,
diff --git a/drivers/staging/fieldbus/dev_core.c b/drivers/staging/fieldbus/dev_core.c
index bf1812d..0053ebd 100644
--- a/drivers/staging/fieldbus/dev_core.c
+++ b/drivers/staging/fieldbus/dev_core.c
@@ -152,7 +152,7 @@
 };
 __ATTRIBUTE_GROUPS(fieldbus);
 
-static struct class fieldbus_class = {
+static const struct class fieldbus_class = {
 	.name =		"fieldbus_dev",
 	.dev_groups =	fieldbus_groups,
 };
@@ -247,7 +247,7 @@
 		return;
 	device_destroy(&fieldbus_class, fb->cdev.dev);
 	cdev_del(&fb->cdev);
-	ida_simple_remove(&fieldbus_ida, fb->id);
+	ida_free(&fieldbus_ida, fb->id);
 }
 
 void fieldbus_dev_unregister(struct fieldbus_dev *fb)
@@ -267,7 +267,7 @@
 		return -EINVAL;
 	if (!fb->read_area || !fb->write_area || !fb->fieldbus_id_get)
 		return -EINVAL;
-	fb->id = ida_simple_get(&fieldbus_ida, 0, MAX_FIELDBUSES, GFP_KERNEL);
+	fb->id = ida_alloc_max(&fieldbus_ida, MAX_FIELDBUSES - 1, GFP_KERNEL);
 	if (fb->id < 0)
 		return fb->id;
 	devno = MKDEV(MAJOR(fieldbus_devt), fb->id);
@@ -290,7 +290,7 @@
 err_dev_create:
 	cdev_del(&fb->cdev);
 err_cdev:
-	ida_simple_remove(&fieldbus_ida, fb->id);
+	ida_free(&fieldbus_ida, fb->id);
 	return err;
 }
 
diff --git a/drivers/staging/gdm724x/gdm_lte.c b/drivers/staging/gdm724x/gdm_lte.c
index 5703a9d..eb754b2 100644
--- a/drivers/staging/gdm724x/gdm_lte.c
+++ b/drivers/staging/gdm724x/gdm_lte.c
@@ -43,7 +43,7 @@
 	struct sock *sock;
 } lte_event;
 
-static struct device_type wwan_type = {
+static const struct device_type wwan_type = {
 	.name   = "wwan",
 };
 
diff --git a/drivers/staging/greybus/audio_apbridgea.h b/drivers/staging/greybus/audio_apbridgea.h
index efec0f8..ab707d3 100644
--- a/drivers/staging/greybus/audio_apbridgea.h
+++ b/drivers/staging/greybus/audio_apbridgea.h
@@ -65,7 +65,6 @@
 struct audio_apbridgea_hdr {
 	__u8	type;
 	__le16	i2s_port;
-	__u8	data[];
 } __packed;
 
 struct audio_apbridgea_set_config_request {
diff --git a/drivers/staging/greybus/audio_manager.c b/drivers/staging/greybus/audio_manager.c
index 9a3f7c0..fa43d35 100644
--- a/drivers/staging/greybus/audio_manager.c
+++ b/drivers/staging/greybus/audio_manager.c
@@ -44,14 +44,14 @@
 	int id;
 	int err;
 
-	id = ida_simple_get(&module_id, 0, 0, GFP_KERNEL);
+	id = ida_alloc(&module_id, GFP_KERNEL);
 	if (id < 0)
 		return id;
 
 	err = gb_audio_manager_module_create(&module, manager_kset,
 					     id, desc);
 	if (err) {
-		ida_simple_remove(&module_id, id);
+		ida_free(&module_id, id);
 		return err;
 	}
 
@@ -78,7 +78,7 @@
 	list_del(&module->list);
 	kobject_put(&module->kobj);
 	up_write(&modules_rwsem);
-	ida_simple_remove(&module_id, id);
+	ida_free(&module_id, id);
 	return 0;
 }
 EXPORT_SYMBOL_GPL(gb_audio_manager_remove);
@@ -92,7 +92,7 @@
 
 	list_for_each_entry_safe(module, next, &modules_list, list) {
 		list_del(&module->list);
-		ida_simple_remove(&module_id, module->id);
+		ida_free(&module_id, module->id);
 		kobject_put(&module->kobj);
 	}
 
diff --git a/drivers/staging/greybus/audio_topology.c b/drivers/staging/greybus/audio_topology.c
index 08e6a80..5dc4721 100644
--- a/drivers/staging/greybus/audio_topology.c
+++ b/drivers/staging/greybus/audio_topology.c
@@ -761,7 +761,6 @@
 {
 	int ret, wi, ctl_id;
 	unsigned int val, mux, change;
-	unsigned int mask;
 	struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
 	struct snd_soc_dapm_widget *widget = wlist->widgets[0];
 	struct gb_audio_ctl_elem_value gbvalue;
@@ -802,7 +801,6 @@
 
 	mux = ucontrol->value.enumerated.item[0];
 	val = mux << e->shift_l;
-	mask = e->mask << e->shift_l;
 
 	if (le32_to_cpu(gbvalue.value.enumerated_item[0]) !=
 	    ucontrol->value.enumerated.item[0]) {
@@ -815,7 +813,6 @@
 		if (ucontrol->value.enumerated.item[1] > e->items - 1)
 			return -EINVAL;
 		val |= ucontrol->value.enumerated.item[1] << e->shift_r;
-		mask |= e->mask << e->shift_r;
 		if (le32_to_cpu(gbvalue.value.enumerated_item[1]) !=
 		    ucontrol->value.enumerated.item[1]) {
 			change = 1;
diff --git a/drivers/staging/greybus/authentication.c b/drivers/staging/greybus/authentication.c
index b673156..d53e58f 100644
--- a/drivers/staging/greybus/authentication.c
+++ b/drivers/staging/greybus/authentication.c
@@ -324,7 +324,7 @@
 	if (ret)
 		goto err_list_del;
 
-	minor = ida_simple_get(&cap_minors_map, 0, NUM_MINORS, GFP_KERNEL);
+	minor = ida_alloc_max(&cap_minors_map, NUM_MINORS - 1, GFP_KERNEL);
 	if (minor < 0) {
 		ret = minor;
 		goto err_connection_disable;
@@ -351,7 +351,7 @@
 err_del_cdev:
 	cdev_del(&cap->cdev);
 err_remove_ida:
-	ida_simple_remove(&cap_minors_map, minor);
+	ida_free(&cap_minors_map, minor);
 err_connection_disable:
 	gb_connection_disable(connection);
 err_list_del:
@@ -375,7 +375,7 @@
 
 	device_destroy(&cap_class, cap->dev_num);
 	cdev_del(&cap->cdev);
-	ida_simple_remove(&cap_minors_map, MINOR(cap->dev_num));
+	ida_free(&cap_minors_map, MINOR(cap->dev_num));
 
 	/*
 	 * Disallow any new ioctl operations on the char device and wait for
diff --git a/drivers/staging/greybus/bootrom.c b/drivers/staging/greybus/bootrom.c
index 79581457..c0d338d 100644
--- a/drivers/staging/greybus/bootrom.c
+++ b/drivers/staging/greybus/bootrom.c
@@ -243,10 +243,10 @@
 	struct gb_bootrom *bootrom = gb_connection_get_data(op->connection);
 	const struct firmware *fw;
 	struct gb_bootrom_get_firmware_request *firmware_request;
-	struct gb_bootrom_get_firmware_response *firmware_response;
 	struct device *dev = &op->connection->bundle->dev;
 	unsigned int offset, size;
 	enum next_request_type next_request;
+	u8 *firmware_response;
 	int ret = 0;
 
 	/* Disable timeouts */
@@ -280,15 +280,15 @@
 		goto unlock;
 	}
 
-	if (!gb_operation_response_alloc(op, sizeof(*firmware_response) + size,
-					 GFP_KERNEL)) {
+	/* gb_bootrom_get_firmware_response contains only a byte array */
+	if (!gb_operation_response_alloc(op, size, GFP_KERNEL)) {
 		dev_err(dev, "%s: error allocating response\n", __func__);
 		ret = -ENOMEM;
 		goto unlock;
 	}
 
 	firmware_response = op->response->payload;
-	memcpy(firmware_response->data, fw->data + offset, size);
+	memcpy(firmware_response, fw->data + offset, size);
 
 	dev_dbg(dev, "responding with firmware (offs = %u, size = %u)\n",
 		offset, size);
diff --git a/drivers/staging/greybus/fw-download.c b/drivers/staging/greybus/fw-download.c
index 543692c..9a09bd3 100644
--- a/drivers/staging/greybus/fw-download.c
+++ b/drivers/staging/greybus/fw-download.c
@@ -63,8 +63,7 @@
 	 * just hope that it never happens.
 	 */
 	if (!fw_req->timedout)
-		ida_simple_remove(&fw_req->fw_download->id_map,
-				  fw_req->firmware_id);
+		ida_free(&fw_req->fw_download->id_map, fw_req->firmware_id);
 
 	kfree(fw_req);
 }
@@ -171,7 +170,7 @@
 		return ERR_PTR(-ENOMEM);
 
 	/* Allocate ids from 1 to 255 (u8-max), 0 is an invalid id */
-	ret = ida_simple_get(&fw_download->id_map, 1, 256, GFP_KERNEL);
+	ret = ida_alloc_range(&fw_download->id_map, 1, 255, GFP_KERNEL);
 	if (ret < 0) {
 		dev_err(fw_download->parent,
 			"failed to allocate firmware id (%d)\n", ret);
@@ -212,7 +211,7 @@
 	return fw_req;
 
 err_free_id:
-	ida_simple_remove(&fw_download->id_map, fw_req->firmware_id);
+	ida_free(&fw_download->id_map, fw_req->firmware_id);
 err_free_req:
 	kfree(fw_req);
 
@@ -271,11 +270,11 @@
 	struct gb_connection *connection = op->connection;
 	struct fw_download *fw_download = gb_connection_get_data(connection);
 	struct gb_fw_download_fetch_firmware_request *request;
-	struct gb_fw_download_fetch_firmware_response *response;
 	struct fw_request *fw_req;
 	const struct firmware *fw;
 	unsigned int offset, size;
 	u8 firmware_id;
+	u8 *response;
 	int ret = 0;
 
 	if (op->request->payload_size != sizeof(*request)) {
@@ -325,8 +324,8 @@
 		goto put_fw;
 	}
 
-	if (!gb_operation_response_alloc(op, sizeof(*response) + size,
-					 GFP_KERNEL)) {
+	/* gb_fw_download_fetch_firmware_response contains only a byte array */
+	if (!gb_operation_response_alloc(op, size, GFP_KERNEL)) {
 		dev_err(fw_download->parent,
 			"error allocating fetch firmware response\n");
 		ret = -ENOMEM;
@@ -334,7 +333,7 @@
 	}
 
 	response = op->response->payload;
-	memcpy(response->data, fw->data + offset, size);
+	memcpy(response, fw->data + offset, size);
 
 	dev_dbg(fw_download->parent,
 		"responding with firmware (offs = %u, size = %u)\n", offset,
diff --git a/drivers/staging/greybus/fw-management.c b/drivers/staging/greybus/fw-management.c
index 93137a3..3054f08 100644
--- a/drivers/staging/greybus/fw-management.c
+++ b/drivers/staging/greybus/fw-management.c
@@ -165,7 +165,7 @@
 	}
 
 	/* Allocate ids from 1 to 255 (u8-max), 0 is an invalid id */
-	ret = ida_simple_get(&fw_mgmt->id_map, 1, 256, GFP_KERNEL);
+	ret = ida_alloc_range(&fw_mgmt->id_map, 1, 255, GFP_KERNEL);
 	if (ret < 0) {
 		dev_err(fw_mgmt->parent, "failed to allocate request id (%d)\n",
 			ret);
@@ -180,8 +180,7 @@
 				GB_FW_MGMT_TYPE_LOAD_AND_VALIDATE_FW, &request,
 				sizeof(request), NULL, 0);
 	if (ret) {
-		ida_simple_remove(&fw_mgmt->id_map,
-				  fw_mgmt->intf_fw_request_id);
+		ida_free(&fw_mgmt->id_map, fw_mgmt->intf_fw_request_id);
 		fw_mgmt->intf_fw_request_id = 0;
 		dev_err(fw_mgmt->parent,
 			"load and validate firmware request failed (%d)\n",
@@ -220,7 +219,7 @@
 		return -ENODEV;
 	}
 
-	ida_simple_remove(&fw_mgmt->id_map, fw_mgmt->intf_fw_request_id);
+	ida_free(&fw_mgmt->id_map, fw_mgmt->intf_fw_request_id);
 	fw_mgmt->intf_fw_request_id = 0;
 	fw_mgmt->intf_fw_status = request->status;
 	fw_mgmt->intf_fw_major = le16_to_cpu(request->major);
@@ -316,7 +315,7 @@
 	}
 
 	/* Allocate ids from 1 to 255 (u8-max), 0 is an invalid id */
-	ret = ida_simple_get(&fw_mgmt->id_map, 1, 256, GFP_KERNEL);
+	ret = ida_alloc_range(&fw_mgmt->id_map, 1, 255, GFP_KERNEL);
 	if (ret < 0) {
 		dev_err(fw_mgmt->parent, "failed to allocate request id (%d)\n",
 			ret);
@@ -330,8 +329,7 @@
 				GB_FW_MGMT_TYPE_BACKEND_FW_UPDATE, &request,
 				sizeof(request), NULL, 0);
 	if (ret) {
-		ida_simple_remove(&fw_mgmt->id_map,
-				  fw_mgmt->backend_fw_request_id);
+		ida_free(&fw_mgmt->id_map, fw_mgmt->backend_fw_request_id);
 		fw_mgmt->backend_fw_request_id = 0;
 		dev_err(fw_mgmt->parent,
 			"backend %s firmware update request failed (%d)\n", tag,
@@ -369,7 +367,7 @@
 		return -ENODEV;
 	}
 
-	ida_simple_remove(&fw_mgmt->id_map, fw_mgmt->backend_fw_request_id);
+	ida_free(&fw_mgmt->id_map, fw_mgmt->backend_fw_request_id);
 	fw_mgmt->backend_fw_request_id = 0;
 	fw_mgmt->backend_fw_status = request->status;
 
@@ -617,7 +615,7 @@
 	if (ret)
 		goto err_list_del;
 
-	minor = ida_simple_get(&fw_mgmt_minors_map, 0, NUM_MINORS, GFP_KERNEL);
+	minor = ida_alloc_max(&fw_mgmt_minors_map, NUM_MINORS - 1, GFP_KERNEL);
 	if (minor < 0) {
 		ret = minor;
 		goto err_connection_disable;
@@ -645,7 +643,7 @@
 err_del_cdev:
 	cdev_del(&fw_mgmt->cdev);
 err_remove_ida:
-	ida_simple_remove(&fw_mgmt_minors_map, minor);
+	ida_free(&fw_mgmt_minors_map, minor);
 err_connection_disable:
 	gb_connection_disable(connection);
 err_list_del:
@@ -669,7 +667,7 @@
 
 	device_destroy(&fw_mgmt_class, fw_mgmt->dev_num);
 	cdev_del(&fw_mgmt->cdev);
-	ida_simple_remove(&fw_mgmt_minors_map, MINOR(fw_mgmt->dev_num));
+	ida_free(&fw_mgmt_minors_map, MINOR(fw_mgmt->dev_num));
 
 	/*
 	 * Disallow any new ioctl operations on the char device and wait for
diff --git a/drivers/staging/greybus/gbphy.c b/drivers/staging/greybus/gbphy.c
index 6a7d8cf2..d827f03 100644
--- a/drivers/staging/greybus/gbphy.c
+++ b/drivers/staging/greybus/gbphy.c
@@ -46,7 +46,7 @@
 {
 	struct gbphy_device *gbphy_dev = to_gbphy_dev(dev);
 
-	ida_simple_remove(&gbphy_id, gbphy_dev->id);
+	ida_free(&gbphy_id, gbphy_dev->id);
 	kfree(gbphy_dev);
 }
 
@@ -182,7 +182,7 @@
 	pm_runtime_dont_use_autosuspend(dev);
 }
 
-static struct bus_type gbphy_bus_type = {
+static const struct bus_type gbphy_bus_type = {
 	.name =		"gbphy",
 	.match =	gbphy_dev_match,
 	.probe =	gbphy_dev_probe,
@@ -225,13 +225,13 @@
 	int retval;
 	int id;
 
-	id = ida_simple_get(&gbphy_id, 1, 0, GFP_KERNEL);
+	id = ida_alloc_min(&gbphy_id, 1, GFP_KERNEL);
 	if (id < 0)
 		return ERR_PTR(id);
 
 	gbphy_dev = kzalloc(sizeof(*gbphy_dev), GFP_KERNEL);
 	if (!gbphy_dev) {
-		ida_simple_remove(&gbphy_id, id);
+		ida_free(&gbphy_id, id);
 		return ERR_PTR(-ENOMEM);
 	}
 
diff --git a/drivers/staging/greybus/greybus_authentication.h b/drivers/staging/greybus/greybus_authentication.h
index 48b4a97..ee88f880 100644
--- a/drivers/staging/greybus/greybus_authentication.h
+++ b/drivers/staging/greybus/greybus_authentication.h
@@ -44,7 +44,7 @@
 /* IOCTL support */
 struct cap_ioc_get_endpoint_uid {
 	__u8			uid[8];
-} __attribute__ ((__packed__));
+} __packed;
 
 struct cap_ioc_get_ims_certificate {
 	__u32			certificate_class;
@@ -53,7 +53,7 @@
 	__u8			result_code;
 	__u32			cert_size;
 	__u8			certificate[CAP_CERTIFICATE_MAX_SIZE];
-} __attribute__ ((__packed__));
+} __packed;
 
 struct cap_ioc_authenticate {
 	__u32			auth_type;
@@ -64,7 +64,7 @@
 	__u8			response[64];
 	__u32			signature_size;
 	__u8			signature[CAP_SIGNATURE_MAX_SIZE];
-} __attribute__ ((__packed__));
+} __packed;
 
 #define CAP_IOCTL_BASE			'C'
 #define CAP_IOC_GET_ENDPOINT_UID	_IOR(CAP_IOCTL_BASE, 0, struct cap_ioc_get_endpoint_uid)
diff --git a/drivers/staging/greybus/greybus_firmware.h b/drivers/staging/greybus/greybus_firmware.h
index f68fd5e..b6042a8 100644
--- a/drivers/staging/greybus/greybus_firmware.h
+++ b/drivers/staging/greybus/greybus_firmware.h
@@ -41,14 +41,14 @@
 	__u8 firmware_tag[GB_FIRMWARE_U_TAG_MAX_SIZE];
 	__u16 major;
 	__u16 minor;
-} __attribute__ ((__packed__));
+} __packed;
 
 struct fw_mgmt_ioc_get_backend_version {
 	__u8 firmware_tag[GB_FIRMWARE_U_TAG_MAX_SIZE];
 	__u16 major;
 	__u16 minor;
 	__u8 status;
-} __attribute__ ((__packed__));
+} __packed;
 
 struct fw_mgmt_ioc_intf_load_and_validate {
 	__u8 firmware_tag[GB_FIRMWARE_U_TAG_MAX_SIZE];
@@ -56,12 +56,12 @@
 	__u8 status;
 	__u16 major;
 	__u16 minor;
-} __attribute__ ((__packed__));
+} __packed;
 
 struct fw_mgmt_ioc_backend_fw_update {
 	__u8 firmware_tag[GB_FIRMWARE_U_TAG_MAX_SIZE];
 	__u8 status;
-} __attribute__ ((__packed__));
+} __packed;
 
 #define FW_MGMT_IOCTL_BASE			'F'
 #define FW_MGMT_IOC_GET_INTF_FW			_IOR(FW_MGMT_IOCTL_BASE, 0, struct fw_mgmt_ioc_get_intf_version)
diff --git a/drivers/staging/greybus/light.c b/drivers/staging/greybus/light.c
index d62f972..a5c2fe9 100644
--- a/drivers/staging/greybus/light.c
+++ b/drivers/staging/greybus/light.c
@@ -95,15 +95,15 @@
 static struct gb_channel *get_channel_from_mode(struct gb_light *light,
 						u32 mode)
 {
-	struct gb_channel *channel = NULL;
+	struct gb_channel *channel;
 	int i;
 
 	for (i = 0; i < light->channels_count; i++) {
 		channel = &light->channels[i];
-		if (channel && channel->mode == mode)
-			break;
+		if (channel->mode == mode)
+			return channel;
 	}
-	return channel;
+	return NULL;
 }
 
 static int __gb_lights_flash_intensity_set(struct gb_channel *channel,
diff --git a/drivers/staging/greybus/loopback.c b/drivers/staging/greybus/loopback.c
index d7b39f3..bb33379 100644
--- a/drivers/staging/greybus/loopback.c
+++ b/drivers/staging/greybus/loopback.c
@@ -1028,7 +1028,7 @@
 	gb->file = debugfs_create_file(name, S_IFREG | 0444, gb_dev.root, gb,
 				       &gb_loopback_dbgfs_latency_fops);
 
-	gb->id = ida_simple_get(&loopback_ida, 0, 0, GFP_KERNEL);
+	gb->id = ida_alloc(&loopback_ida, GFP_KERNEL);
 	if (gb->id < 0) {
 		retval = gb->id;
 		goto out_debugfs_remove;
@@ -1079,7 +1079,7 @@
 out_connection_disable:
 	gb_connection_disable(connection);
 out_ida_remove:
-	ida_simple_remove(&loopback_ida, gb->id);
+	ida_free(&loopback_ida, gb->id);
 out_debugfs_remove:
 	debugfs_remove(gb->file);
 out_connection_destroy:
@@ -1121,7 +1121,7 @@
 	spin_unlock_irqrestore(&gb_dev.lock, flags);
 
 	device_unregister(gb->dev);
-	ida_simple_remove(&loopback_ida, gb->id);
+	ida_free(&loopback_ida, gb->id);
 
 	gb_connection_destroy(gb->connection);
 	kfree(gb);
diff --git a/drivers/staging/greybus/raw.c b/drivers/staging/greybus/raw.c
index b9c6eff..836d35e 100644
--- a/drivers/staging/greybus/raw.c
+++ b/drivers/staging/greybus/raw.c
@@ -181,7 +181,7 @@
 	raw->connection = connection;
 	greybus_set_drvdata(bundle, raw);
 
-	minor = ida_simple_get(&minors, 0, 0, GFP_KERNEL);
+	minor = ida_alloc(&minors, GFP_KERNEL);
 	if (minor < 0) {
 		retval = minor;
 		goto error_connection_destroy;
@@ -214,7 +214,7 @@
 	gb_connection_disable(connection);
 
 error_remove_ida:
-	ida_simple_remove(&minors, minor);
+	ida_free(&minors, minor);
 
 error_connection_destroy:
 	gb_connection_destroy(connection);
@@ -235,7 +235,7 @@
 	device_destroy(&raw_class, raw->dev);
 	cdev_del(&raw->cdev);
 	gb_connection_disable(connection);
-	ida_simple_remove(&minors, MINOR(raw->dev));
+	ida_free(&minors, MINOR(raw->dev));
 	gb_connection_destroy(connection);
 
 	mutex_lock(&raw->list_lock);
diff --git a/drivers/staging/greybus/vibrator.c b/drivers/staging/greybus/vibrator.c
index 227e18d9..89bef80 100644
--- a/drivers/staging/greybus/vibrator.c
+++ b/drivers/staging/greybus/vibrator.c
@@ -153,7 +153,7 @@
 	 * there is a "real" device somewhere in the kernel for this, but I
 	 * can't find it at the moment...
 	 */
-	vib->minor = ida_simple_get(&minors, 0, 0, GFP_KERNEL);
+	vib->minor = ida_alloc(&minors, GFP_KERNEL);
 	if (vib->minor < 0) {
 		retval = vib->minor;
 		goto err_connection_disable;
@@ -173,7 +173,7 @@
 	return 0;
 
 err_ida_remove:
-	ida_simple_remove(&minors, vib->minor);
+	ida_free(&minors, vib->minor);
 err_connection_disable:
 	gb_connection_disable(connection);
 err_connection_destroy:
@@ -197,7 +197,7 @@
 		turn_off(vib);
 
 	device_unregister(vib->dev);
-	ida_simple_remove(&minors, vib->minor);
+	ida_free(&minors, vib->minor);
 	gb_connection_disable(vib->connection);
 	gb_connection_destroy(vib->connection);
 	kfree(vib);
diff --git a/drivers/staging/nvec/TODO b/drivers/staging/nvec/TODO
index e4d85d9..8afde3c 100644
--- a/drivers/staging/nvec/TODO
+++ b/drivers/staging/nvec/TODO
@@ -1,6 +1,5 @@
 ToDo list (incomplete, unordered)
-	- add compile as module support
-	- move half of the nvec init stuff to i2c-tegra.c
-	- move event handling to nvec_events
+	- move the driver to the new i2c slave framework
 	- finish suspend/resume support
-	- add support for more device implementations
+	- fix udelay in the isr
+	- add atomic ops in order to fix shutoff/reboot problems
diff --git a/drivers/staging/nvec/nvec.c b/drivers/staging/nvec/nvec.c
index 2823cac..282a664 100644
--- a/drivers/staging/nvec/nvec.c
+++ b/drivers/staging/nvec/nvec.c
@@ -709,10 +709,11 @@
 		status & RNW ? " RNW" : "");
 
 	/*
-	 * TODO: A correct fix needs to be found for this.
+	 * TODO: replace the udelay with a read back after each writel above
+	 * in order to work around a hardware issue, see i2c-tegra.c
 	 *
-	 * We experience less incomplete messages with this delay than without
-	 * it, but we don't know why. Help is appreciated.
+	 * Unfortunately, this change causes an intialisation issue with the
+	 * touchpad, which needs to be fixed first.
 	 */
 	udelay(100);
 
diff --git a/drivers/staging/octeon/ethernet-mdio.c b/drivers/staging/octeon/ethernet-mdio.c
index b304910..2114230 100644
--- a/drivers/staging/octeon/ethernet-mdio.c
+++ b/drivers/staging/octeon/ethernet-mdio.c
@@ -10,7 +10,6 @@
 #include <linux/phy.h>
 #include <linux/ratelimit.h>
 #include <linux/of_mdio.h>
-#include <generated/utsrelease.h>
 #include <net/dst.h>
 
 #include "octeon-ethernet.h"
@@ -22,7 +21,6 @@
 				struct ethtool_drvinfo *info)
 {
 	strscpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
-	strscpy(info->version, UTS_RELEASE, sizeof(info->version));
 	strscpy(info->bus_info, "Builtin", sizeof(info->bus_info));
 }
 
diff --git a/drivers/staging/octeon/octeon-stubs.h b/drivers/staging/octeon/octeon-stubs.h
index 3e7b92c..44cced3 100644
--- a/drivers/staging/octeon/octeon-stubs.h
+++ b/drivers/staging/octeon/octeon-stubs.h
@@ -1362,7 +1362,7 @@
 }
 
 static inline int cvmx_spi_restart_interface(int interface,
-					cvmx_spi_mode_t mode, int timeout)
+					     cvmx_spi_mode_t mode, int timeout)
 {
 	return 0;
 }
diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c
index 0ec3130..b6c4917 100644
--- a/drivers/staging/pi433/pi433_if.c
+++ b/drivers/staging/pi433/pi433_if.c
@@ -49,6 +49,7 @@
 #define N_PI433_MINORS		BIT(MINORBITS) /*32*/	/* ... up to 256 */
 #define MAX_MSG_SIZE		900	/* min: FIFO_SIZE! */
 #define MSG_FIFO_SIZE		65536   /* 65536 = 2^16  */
+#define FIFO_THRESHOLD	15		/* bytes */
 #define NUM_DIO			2
 
 static dev_t pi433_dev;
diff --git a/drivers/staging/pi433/rf69.c b/drivers/staging/pi433/rf69.c
index 8c7fab6..5a1c362b 100644
--- a/drivers/staging/pi433/rf69.c
+++ b/drivers/staging/pi433/rf69.c
@@ -8,12 +8,12 @@
 
 #include <linux/types.h>
 #include <linux/spi/spi.h>
+#include <linux/units.h>
 
 #include "rf69.h"
 #include "rf69_registers.h"
 
-#define F_OSC	  32000000 /* in Hz */
-#define FIFO_SIZE 66	   /* in byte */
+#define F_OSC (32 * HZ_PER_MHZ)
 
 /*-------------------------------------------------------------------------*/
 
diff --git a/drivers/staging/pi433/rf69.h b/drivers/staging/pi433/rf69.h
index 78fa0b8..76f0f98 100644
--- a/drivers/staging/pi433/rf69.h
+++ b/drivers/staging/pi433/rf69.h
@@ -11,11 +11,7 @@
 #include "rf69_enum.h"
 #include "rf69_registers.h"
 
-/* NOTE: Modifying FREQUENCY value impacts CE certification */
-#define F_OSC		32000000	/* Hz */
-#define FREQUENCY	433920000	/* Hz */
 #define FIFO_SIZE	66		/* bytes */
-#define FIFO_THRESHOLD	15		/* bytes */
 
 u8 rf69_read_reg(struct spi_device *spi, u8 addr);
 int rf69_get_version(struct spi_device *spi);
diff --git a/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c b/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c
index c7a2eae..e3ed709 100644
--- a/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c
+++ b/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c
@@ -164,7 +164,7 @@
 				    eACI);
 			break;
 		}
-		priv->rtllib->SetHwRegHandler(dev, HW_VAR_ACM_CTRL,
+		priv->rtllib->set_hw_reg_handler(dev, HW_VAR_ACM_CTRL,
 					      &pAcParam);
 		break;
 	}
@@ -693,11 +693,10 @@
 		u32 reg;
 
 		reg = rtl92e_readl(dev, RCR);
-		if (priv->rtllib->link_state == MAC80211_LINKED) {
+		if (priv->rtllib->link_state == MAC80211_LINKED)
 			priv->receive_config = reg |= RCR_CBSSID;
-		} else {
+		else
 			priv->receive_config = reg &= ~RCR_CBSSID;
-		}
 
 		rtl92e_writel(dev, RCR, reg);
 	}
@@ -1296,7 +1295,6 @@
 		pwdb_all = rtl92e_rx_db_to_percent(rx_pwr_all);
 
 		pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
-		pstats->RxPower = precord_stats->RxPower =	rx_pwr_all;
 		pstats->RecvSignalPower = rx_pwr_all;
 		if (pdrvinfo->RxHT && pdrvinfo->RxRate >= DESC90_RATEMCS8 &&
 		    pdrvinfo->RxRate <= DESC90_RATEMCS15)
@@ -1348,14 +1346,7 @@
 	static u32 slide_beacon_adc_pwdb_index;
 	static u32 slide_beacon_adc_pwdb_statistics;
 	static u32 last_beacon_adc_pwdb;
-	struct ieee80211_hdr_3addr *hdr;
-	u16 sc;
-	unsigned int seq;
 
-	hdr = (struct ieee80211_hdr_3addr *)buffer;
-	sc = le16_to_cpu(hdr->seq_ctrl);
-	seq = WLAN_GET_SEQ_SEQ(sc);
-	curr_st->Seq_Num = seq;
 	if (!prev_st->bIsAMPDU)
 		bcheck = true;
 
@@ -1536,7 +1527,7 @@
 {
 	struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
 	u32 rcvType = 1;
-	u32 rateIndex;
+	u32 rate_index;
 
 	if (pstats->bCRC)
 		rcvType = 2;
@@ -1545,95 +1536,95 @@
 
 	switch (pstats->rate) {
 	case MGN_1M:
-		rateIndex = 0;
+		rate_index = 0;
 		break;
 	case MGN_2M:
-		rateIndex = 1;
+		rate_index = 1;
 		break;
 	case MGN_5_5M:
-		rateIndex = 2;
+		rate_index = 2;
 		break;
 	case MGN_11M:
-		rateIndex = 3;
+		rate_index = 3;
 		break;
 	case MGN_6M:
-		rateIndex = 4;
+		rate_index = 4;
 		break;
 	case MGN_9M:
-		rateIndex = 5;
+		rate_index = 5;
 		break;
 	case MGN_12M:
-		rateIndex = 6;
+		rate_index = 6;
 		break;
 	case MGN_18M:
-		rateIndex = 7;
+		rate_index = 7;
 		break;
 	case MGN_24M:
-		rateIndex = 8;
+		rate_index = 8;
 		break;
 	case MGN_36M:
-		rateIndex = 9;
+		rate_index = 9;
 		break;
 	case MGN_48M:
-		rateIndex = 10;
+		rate_index = 10;
 		break;
 	case MGN_54M:
-		rateIndex = 11;
+		rate_index = 11;
 		break;
 	case MGN_MCS0:
-		rateIndex = 12;
+		rate_index = 12;
 		break;
 	case MGN_MCS1:
-		rateIndex = 13;
+		rate_index = 13;
 		break;
 	case MGN_MCS2:
-		rateIndex = 14;
+		rate_index = 14;
 		break;
 	case MGN_MCS3:
-		rateIndex = 15;
+		rate_index = 15;
 		break;
 	case MGN_MCS4:
-		rateIndex = 16;
+		rate_index = 16;
 		break;
 	case MGN_MCS5:
-		rateIndex = 17;
+		rate_index = 17;
 		break;
 	case MGN_MCS6:
-		rateIndex = 18;
+		rate_index = 18;
 		break;
 	case MGN_MCS7:
-		rateIndex = 19;
+		rate_index = 19;
 		break;
 	case MGN_MCS8:
-		rateIndex = 20;
+		rate_index = 20;
 		break;
 	case MGN_MCS9:
-		rateIndex = 21;
+		rate_index = 21;
 		break;
 	case MGN_MCS10:
-		rateIndex = 22;
+		rate_index = 22;
 		break;
 	case MGN_MCS11:
-		rateIndex = 23;
+		rate_index = 23;
 		break;
 	case MGN_MCS12:
-		rateIndex = 24;
+		rate_index = 24;
 		break;
 	case MGN_MCS13:
-		rateIndex = 25;
+		rate_index = 25;
 		break;
 	case MGN_MCS14:
-		rateIndex = 26;
+		rate_index = 26;
 		break;
 	case MGN_MCS15:
-		rateIndex = 27;
+		rate_index = 27;
 		break;
 	default:
-		rateIndex = 28;
+		rate_index = 28;
 		break;
 	}
-	priv->stats.received_rate_histogram[0][rateIndex]++;
-	priv->stats.received_rate_histogram[rcvType][rateIndex]++;
+	priv->stats.received_rate_histogram[0][rate_index]++;
+	priv->stats.received_rate_histogram[rcvType][rate_index]++;
 }
 
 bool rtl92e_get_rx_stats(struct net_device *dev, struct rtllib_rx_stats *stats,
@@ -1650,7 +1641,6 @@
 		stats->bHwError |= 1;
 
 	if (stats->bHwError) {
-		stats->bShift = false;
 		return false;
 	}
 
@@ -1662,7 +1652,6 @@
 
 	stats->rate = _rtl92e_rate_hw_to_mgn((bool)pDrvInfo->RxHT,
 					     pDrvInfo->RxRate);
-	stats->bShortPreamble = pDrvInfo->SPLCP;
 
 	_rtl92e_update_received_rate_histogram_stats(dev, stats);
 
@@ -1673,19 +1662,9 @@
 	stats->TimeStampLow = pDrvInfo->TSFL;
 	stats->TimeStampHigh = rtl92e_readl(dev, TSFR + 4);
 
-	if ((stats->RxBufShift + stats->RxDrvInfoSize) > 0)
-		stats->bShift = 1;
-
-	stats->RxIs40MHzPacket = pDrvInfo->BW;
-
 	_rtl92e_translate_rx_signal_stats(dev, skb, stats, pdesc, pDrvInfo);
 	skb_trim(skb, skb->len - S_CRC_LEN);
 
-
-	stats->packetlength = stats->Length - 4;
-	stats->fraglength = stats->packetlength;
-	stats->fragoffset = 0;
-	stats->ntotalfrag = 1;
 	return true;
 }
 
@@ -1698,7 +1677,7 @@
 	u32	ulRegRead;
 
 	op_mode = RT_OP_MODE_NO_LINK;
-	priv->rtllib->SetHwRegHandler(dev, HW_VAR_MEDIA_STATUS, &op_mode);
+	priv->rtllib->set_hw_reg_handler(dev, HW_VAR_MEDIA_STATUS, &op_mode);
 
 	if (!priv->rtllib->bSupportRemoteWakeUp) {
 		u1bTmp = 0x0;
@@ -1852,7 +1831,7 @@
 	u16		  RegRxCounter = rtl92e_readw(dev, 0x130);
 	bool		  bStuck = false;
 	static u8	  rx_chk_cnt;
-	u32		SlotIndex = 0, TotalRxStuckCount = 0;
+	u32		slot_index = 0, TotalRxStuckCount = 0;
 	u8		i;
 	u8		SilentResetRxSoltNum = 4;
 
@@ -1882,10 +1861,10 @@
 	}
 
 
-	SlotIndex = (priv->silent_reset_rx_slot_index++) % SilentResetRxSoltNum;
+	slot_index = (priv->silent_reset_rx_slot_index++) % SilentResetRxSoltNum;
 
 	if (priv->rx_ctr == RegRxCounter) {
-		priv->silent_reset_rx_stuck_event[SlotIndex] = 1;
+		priv->silent_reset_rx_stuck_event[slot_index] = 1;
 
 		for (i = 0; i < SilentResetRxSoltNum; i++)
 			TotalRxStuckCount += priv->silent_reset_rx_stuck_event[i];
@@ -1897,7 +1876,7 @@
 					 priv->silent_reset_rx_stuck_event[i];
 		}
 	} else {
-		priv->silent_reset_rx_stuck_event[SlotIndex] = 0;
+		priv->silent_reset_rx_stuck_event[slot_index] = 0;
 	}
 
 	priv->rx_ctr = RegRxCounter;
@@ -1938,5 +1917,5 @@
 	struct r8192_priv *priv = rtllib_priv(dev);
 	struct rtllib_device *ieee = priv->rtllib;
 
-	return ieee->bHalfWirelessN24GMode;
+	return ieee->half_wireless_n24g_mode;
 }
diff --git a/drivers/staging/rtl8192e/rtl8192e/r8192E_phy.c b/drivers/staging/rtl8192e/rtl8192e/r8192E_phy.c
index e1bd4d6..18b948d 100644
--- a/drivers/staging/rtl8192e/rtl8192e/r8192E_phy.c
+++ b/drivers/staging/rtl8192e/rtl8192e/r8192E_phy.c
@@ -714,7 +714,6 @@
 	if (priv->up)
 		_rtl92e_phy_switch_channel_work_item(dev);
 	priv->sw_chnl_in_progress = false;
-	return;
 }
 
 static void _rtl92e_cck_tx_power_track_bw_switch_tssi(struct net_device *dev)
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
index 6815d18..649b529 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
@@ -172,7 +172,7 @@
 					priv->blinked_ingpio = true;
 				else
 					priv->blinked_ingpio = false;
-				rtllib_MgntDisconnect(priv->rtllib,
+				rtllib_mgnt_disconnect(priv->rtllib,
 						      WLAN_REASON_DISASSOC_STA_HAS_LEFT);
 			}
 		}
@@ -236,14 +236,14 @@
 		if (priv->dot11_current_preamble_mode != PREAMBLE_SHORT) {
 			ShortPreamble = true;
 			priv->dot11_current_preamble_mode = PREAMBLE_SHORT;
-			priv->rtllib->SetHwRegHandler(dev, HW_VAR_ACK_PREAMBLE,
+			priv->rtllib->set_hw_reg_handler(dev, HW_VAR_ACK_PREAMBLE,
 					(unsigned char *)&ShortPreamble);
 		}
 	} else {
 		if (priv->dot11_current_preamble_mode != PREAMBLE_LONG) {
 			ShortPreamble = false;
 			priv->dot11_current_preamble_mode = PREAMBLE_LONG;
-			priv->rtllib->SetHwRegHandler(dev, HW_VAR_ACK_PREAMBLE,
+			priv->rtllib->set_hw_reg_handler(dev, HW_VAR_ACK_PREAMBLE,
 					      (unsigned char *)&ShortPreamble);
 		}
 	}
@@ -256,13 +256,13 @@
 		   (!priv->rtllib->ht_info->current_rt2rt_long_slot_time)) {
 			if (cur_slot_time != SHORT_SLOT_TIME) {
 				slot_time_val = SHORT_SLOT_TIME;
-				priv->rtllib->SetHwRegHandler(dev,
+				priv->rtllib->set_hw_reg_handler(dev,
 					 HW_VAR_SLOT_TIME, &slot_time_val);
 			}
 		} else {
 			if (cur_slot_time != NON_SHORT_SLOT_TIME) {
 				slot_time_val = NON_SHORT_SLOT_TIME;
-				priv->rtllib->SetHwRegHandler(dev,
+				priv->rtllib->set_hw_reg_handler(dev,
 					 HW_VAR_SLOT_TIME, &slot_time_val);
 			}
 		}
@@ -301,7 +301,7 @@
 		goto success;
 
 	for (i = 0; i <  QOS_QUEUE_NUM; i++)
-		priv->rtllib->SetHwRegHandler(dev, HW_VAR_AC_PARAM, (u8 *)(&i));
+		priv->rtllib->set_hw_reg_handler(dev, HW_VAR_AC_PARAM, (u8 *)(&i));
 
 success:
 	mutex_unlock(&priv->mutex);
@@ -656,12 +656,12 @@
 	priv->rtllib->enter_sleep_state = rtl92e_enter_sleep;
 	priv->rtllib->ps_is_queue_empty = _rtl92e_is_tx_queue_empty;
 
-	priv->rtllib->GetNmodeSupportBySecCfg = rtl92e_get_nmode_support_by_sec;
-	priv->rtllib->GetHalfNmodeSupportByAPsHandler =
+	priv->rtllib->get_nmode_support_by_sec_cfg = rtl92e_get_nmode_support_by_sec;
+	priv->rtllib->get_half_nmode_support_by_aps_handler =
 						rtl92e_is_halfn_supported_by_ap;
 
-	priv->rtllib->SetHwRegHandler = rtl92e_set_reg;
-	priv->rtllib->AllowAllDestAddrHandler = rtl92e_set_monitor_mode;
+	priv->rtllib->set_hw_reg_handler = rtl92e_set_reg;
+	priv->rtllib->allow_all_dest_addr_handler = rtl92e_set_monitor_mode;
 	priv->rtllib->init_gain_handler = rtl92e_init_gain;
 	priv->rtllib->rtllib_ips_leave_wq = rtl92e_rtllib_ips_leave_wq;
 	priv->rtllib->rtllib_ips_leave = rtl92e_rtllib_ips_leave;
@@ -705,7 +705,7 @@
 	priv->hw_rf_off_action = 0;
 	priv->set_rf_pwr_state_in_progress = false;
 	priv->rtllib->pwr_save_ctrl.bLeisurePs = true;
-	priv->rtllib->LPSDelayCnt = 0;
+	priv->rtllib->lps_delay_cnt = 0;
 	priv->rtllib->sta_sleep = LPS_IS_WAKE;
 	priv->rtllib->rf_power_state = rf_on;
 
@@ -909,25 +909,24 @@
 		netdev_info(dev, "%s(): TxResetType is %d, RxResetType is %d\n",
 			    __func__, TxResetType, RxResetType);
 	}
-	return;
 }
 
 static void _rtl92e_update_rxcounts(struct r8192_priv *priv, u32 *TotalRxBcnNum,
 				    u32 *TotalRxDataNum)
 {
-	u16	SlotIndex;
+	u16	slot_index;
 	u8	i;
 
 	*TotalRxBcnNum = 0;
 	*TotalRxDataNum = 0;
 
-	SlotIndex = (priv->rtllib->link_detect_info.SlotIndex++) %
-			(priv->rtllib->link_detect_info.SlotNum);
-	priv->rtllib->link_detect_info.RxBcnNum[SlotIndex] =
-			priv->rtllib->link_detect_info.NumRecvBcnInPeriod;
-	priv->rtllib->link_detect_info.RxDataNum[SlotIndex] =
-			priv->rtllib->link_detect_info.NumRecvDataInPeriod;
-	for (i = 0; i < priv->rtllib->link_detect_info.SlotNum; i++) {
+	slot_index = (priv->rtllib->link_detect_info.slot_index++) %
+			(priv->rtllib->link_detect_info.slot_num);
+	priv->rtllib->link_detect_info.RxBcnNum[slot_index] =
+			priv->rtllib->link_detect_info.num_recv_bcn_in_period;
+	priv->rtllib->link_detect_info.RxDataNum[slot_index] =
+			priv->rtllib->link_detect_info.num_recv_data_in_period;
+	for (i = 0; i < priv->rtllib->link_detect_info.slot_num; i++) {
 		*TotalRxBcnNum += priv->rtllib->link_detect_info.RxBcnNum[i];
 		*TotalRxDataNum += priv->rtllib->link_detect_info.RxDataNum[i];
 	}
@@ -943,7 +942,7 @@
 	unsigned long flags;
 	struct rt_pwr_save_ctrl *psc = (struct rt_pwr_save_ctrl *)
 					(&priv->rtllib->pwr_save_ctrl);
-	bool bBusyTraffic = false;
+	bool busy_traffic = false;
 	bool	bHigherBusyTraffic = false;
 	bool	bHigherBusyRxTraffic = false;
 	bool bEnterPS = false;
@@ -965,15 +964,14 @@
 		     MAC80211_NOLINK) &&
 		     (ieee->rf_power_state == rf_on) && !ieee->is_set_key &&
 		     (!ieee->proto_stoppping) && !ieee->wx_set_enc) {
-			if (ieee->pwr_save_ctrl.ReturnPoint == IPS_CALLBACK_NONE) {
+			if (ieee->pwr_save_ctrl.ReturnPoint == IPS_CALLBACK_NONE)
 				rtl92e_ips_enter(dev);
-			}
 		}
 	}
 	if ((ieee->link_state == MAC80211_LINKED) && (ieee->iw_mode == IW_MODE_INFRA)) {
 		if (ieee->link_detect_info.num_rx_ok_in_period > 100 ||
 		ieee->link_detect_info.num_tx_ok_in_period > 100)
-			bBusyTraffic = true;
+			busy_traffic = true;
 
 		if (ieee->link_detect_info.num_rx_ok_in_period > 4000 ||
 		    ieee->link_detect_info.num_tx_ok_in_period > 4000) {
@@ -984,9 +982,9 @@
 				bHigherBusyRxTraffic = false;
 		}
 
-		if (((ieee->link_detect_info.NumRxUnicastOkInPeriod +
+		if (((ieee->link_detect_info.num_rx_unicast_ok_in_period +
 		    ieee->link_detect_info.num_tx_ok_in_period) > 8) ||
-		    (ieee->link_detect_info.NumRxUnicastOkInPeriod > 2))
+		    (ieee->link_detect_info.num_rx_unicast_ok_in_period > 2))
 			bEnterPS = false;
 		else
 			bEnterPS = true;
@@ -1005,8 +1003,8 @@
 
 	ieee->link_detect_info.num_rx_ok_in_period = 0;
 	ieee->link_detect_info.num_tx_ok_in_period = 0;
-	ieee->link_detect_info.NumRxUnicastOkInPeriod = 0;
-	ieee->link_detect_info.bBusyTraffic = bBusyTraffic;
+	ieee->link_detect_info.num_rx_unicast_ok_in_period = 0;
+	ieee->link_detect_info.busy_traffic = busy_traffic;
 
 	ieee->link_detect_info.bHigherBusyTraffic = bHigherBusyTraffic;
 	ieee->link_detect_info.bHigherBusyRxTraffic = bHigherBusyRxTraffic;
@@ -1032,7 +1030,7 @@
 
 			ieee->link_state = RTLLIB_ASSOCIATING;
 
-			RemovePeerTS(priv->rtllib,
+			remove_peer_ts(priv->rtllib,
 				     priv->rtllib->current_network.bssid);
 			ieee->is_roaming = true;
 			ieee->is_set_key = false;
@@ -1046,8 +1044,8 @@
 
 			priv->check_roaming_cnt = 0;
 		}
-		ieee->link_detect_info.NumRecvBcnInPeriod = 0;
-		ieee->link_detect_info.NumRecvDataInPeriod = 0;
+		ieee->link_detect_info.num_recv_bcn_in_period = 0;
+		ieee->link_detect_info.num_recv_data_in_period = 0;
 	}
 
 	spin_lock_irqsave(&priv->tx_lock, flags);
@@ -1257,7 +1255,7 @@
 	int   idx;
 	u32 fwinfo_size = 0;
 
-	priv->rtllib->bAwakePktSent = true;
+	priv->rtllib->awake_pkt_sent = true;
 
 	fwinfo_size = sizeof(struct tx_fwinfo_8190pci);
 
@@ -1502,8 +1500,6 @@
 	};
 	unsigned int count = priv->rxringcount;
 
-	stats.nic_type = NIC_8192E;
-
 	while (count--) {
 		struct rx_desc *pdesc = &priv->rx_ring
 					[priv->rx_idx];
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
index 92143c5..c34087a 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
@@ -354,7 +354,7 @@
 			}
 		}
 
-		if (priv->rtllib->GetHalfNmodeSupportByAPsHandler(dev))
+		if (priv->rtllib->get_half_nmode_support_by_aps_handler(dev))
 			target_ratr &=  0xf00fffff;
 
 		current_ratr = rtl92e_readl(dev, RATR0);
@@ -1185,7 +1185,7 @@
 		if (priv->bcurrent_turbo_EDCA) {
 			u8 tmp = AC0_BE;
 
-			priv->rtllib->SetHwRegHandler(dev, HW_VAR_AC_PARAM,
+			priv->rtllib->set_hw_reg_handler(dev, HW_VAR_AC_PARAM,
 						      (u8 *)(&tmp));
 			priv->bcurrent_turbo_EDCA = false;
 		}
@@ -1523,7 +1523,7 @@
 	priv->rtllib->fsync_multiple_timeinterval = 3;
 	priv->rtllib->fsync_firstdiff_ratethreshold = 100;
 	priv->rtllib->fsync_seconddiff_ratethreshold = 200;
-	priv->rtllib->fsync_state = Default_Fsync;
+	priv->rtllib->fsync_state = DEFAULT_FSYNC;
 
 	timer_setup(&priv->fsync_timer, _rtl92e_dm_fsync_timer_callback, 0);
 }
@@ -1636,7 +1636,7 @@
 	struct r8192_priv *priv = rtllib_priv(dev);
 
 	rtl92e_writel(dev, rOFDM0_RxDetector2, 0x465c12cf);
-	priv->rtllib->SetHwRegHandler(dev, HW_VAR_RF_TIMING,
+	priv->rtllib->set_hw_reg_handler(dev, HW_VAR_RF_TIMING,
 				      (u8 *)(&rf_timing));
 	rtl92e_writeb(dev, 0xc3b, 0x41);
 }
@@ -1647,7 +1647,7 @@
 	struct r8192_priv *priv = rtllib_priv(dev);
 
 	rtl92e_writel(dev, rOFDM0_RxDetector2, 0x465c52cd);
-	priv->rtllib->SetHwRegHandler(dev, HW_VAR_RF_TIMING, (u8 *)
+	priv->rtllib->set_hw_reg_handler(dev, HW_VAR_RF_TIMING, (u8 *)
 				     (&rf_timing));
 	rtl92e_writeb(dev, 0xc3b, 0x49);
 }
@@ -1716,31 +1716,29 @@
 	    priv->rtllib->ht_info->iot_peer == HT_IOT_PEER_BROADCOM) {
 		if (priv->rtllib->bfsync_enable == 0) {
 			switch (priv->rtllib->fsync_state) {
-			case Default_Fsync:
+			case DEFAULT_FSYNC:
 				_rtl92e_dm_start_hw_fsync(dev);
-				priv->rtllib->fsync_state = HW_Fsync;
+				priv->rtllib->fsync_state = HW_FSYNC;
 				break;
-			case SW_Fsync:
+			case SW_FSYNC:
 				_rtl92e_dm_end_sw_fsync(dev);
 				_rtl92e_dm_start_hw_fsync(dev);
-				priv->rtllib->fsync_state = HW_Fsync;
+				priv->rtllib->fsync_state = HW_FSYNC;
 				break;
-			case HW_Fsync:
 			default:
 				break;
 			}
 		} else {
 			switch (priv->rtllib->fsync_state) {
-			case Default_Fsync:
+			case DEFAULT_FSYNC:
 				_rtl92e_dm_start_sw_fsync(dev);
-				priv->rtllib->fsync_state = SW_Fsync;
+				priv->rtllib->fsync_state = SW_FSYNC;
 				break;
-			case HW_Fsync:
+			case HW_FSYNC:
 				_rtl92e_dm_end_hw_fsync(dev);
 				_rtl92e_dm_start_sw_fsync(dev);
-				priv->rtllib->fsync_state = SW_Fsync;
+				priv->rtllib->fsync_state = SW_FSYNC;
 				break;
-			case SW_Fsync:
 			default:
 				break;
 			}
@@ -1752,15 +1750,14 @@
 		}
 	} else {
 		switch (priv->rtllib->fsync_state) {
-		case HW_Fsync:
+		case HW_FSYNC:
 			_rtl92e_dm_end_hw_fsync(dev);
-			priv->rtllib->fsync_state = Default_Fsync;
+			priv->rtllib->fsync_state = DEFAULT_FSYNC;
 			break;
-		case SW_Fsync:
+		case SW_FSYNC:
 			_rtl92e_dm_end_sw_fsync(dev);
-			priv->rtllib->fsync_state = Default_Fsync;
+			priv->rtllib->fsync_state = DEFAULT_FSYNC;
 			break;
-		case Default_Fsync:
 		default:
 			break;
 		}
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_ps.c b/drivers/staging/rtl8192e/rtl8192e/rtl_ps.c
index 44a9fe8..5aac911 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_ps.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_ps.c
@@ -208,12 +208,12 @@
 		return;
 
 	if (psc->bLeisurePs) {
-		if (psc->LpsIdleCount >= RT_CHECK_FOR_HANG_PERIOD) {
+		if (psc->lps_idle_count >= RT_CHECK_FOR_HANG_PERIOD) {
 
 			if (priv->rtllib->ps == RTLLIB_PS_DISABLED)
 				_rtl92e_ps_set_mode(dev, RTLLIB_PS_MBCAST | RTLLIB_PS_UNICAST);
 		} else {
-			psc->LpsIdleCount++;
+			psc->lps_idle_count++;
 		}
 	}
 }
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c b/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
index 4c884c5..d131ef5 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
@@ -253,7 +253,7 @@
 	rt_state = priv->rtllib->rf_power_state;
 	if (!priv->up)
 		return -ENETDOWN;
-	if (priv->rtllib->link_detect_info.bBusyTraffic)
+	if (priv->rtllib->link_detect_info.busy_traffic)
 		return -EAGAIN;
 
 	if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
@@ -269,7 +269,7 @@
 
 	mutex_lock(&priv->wx_mutex);
 
-	priv->rtllib->FirstIe_InScan = true;
+	priv->rtllib->first_ie_in_scan = true;
 
 	if (priv->rtllib->link_state != MAC80211_LINKED) {
 		if (rt_state == rf_off) {
diff --git a/drivers/staging/rtl8192e/rtl819x_BAProc.c b/drivers/staging/rtl8192e/rtl819x_BAProc.c
index ee9ce39..8343298 100644
--- a/drivers/staging/rtl8192e/rtl819x_BAProc.c
+++ b/drivers/staging/rtl8192e/rtl819x_BAProc.c
@@ -125,7 +125,7 @@
 
 static struct sk_buff *rtllib_DELBA(struct rtllib_device *ieee, u8 *dst,
 				    struct ba_record *ba,
-				    enum tr_select TxRxSelect, u16 reason_code)
+				    enum tr_select tx_rx_select, u16 reason_code)
 {
 	union delba_param_set del_ba_param_set;
 	struct sk_buff *skb = NULL;
@@ -139,7 +139,7 @@
 
 	memset(&del_ba_param_set, 0, 2);
 
-	del_ba_param_set.field.initiator = (TxRxSelect == TX_DIR) ? 1 : 0;
+	del_ba_param_set.field.initiator = (tx_rx_select == TX_DIR) ? 1 : 0;
 	del_ba_param_set.field.tid	= ba->ba_param_set.field.tid;
 
 	skb = dev_alloc_skb(len + sizeof(struct ieee80211_hdr_3addr));
@@ -173,8 +173,8 @@
 	return skb;
 }
 
-static void rtllib_send_ADDBAReq(struct rtllib_device *ieee, u8 *dst,
-				 struct ba_record *ba)
+static void rtllib_send_add_ba_req(struct rtllib_device *ieee, u8 *dst,
+				   struct ba_record *ba)
 {
 	struct sk_buff *skb;
 
@@ -186,8 +186,8 @@
 		netdev_dbg(ieee->dev, "Failed to generate ADDBAReq packet.\n");
 }
 
-static void rtllib_send_ADDBARsp(struct rtllib_device *ieee, u8 *dst,
-				 struct ba_record *ba, u16 status_code)
+static void rtllib_send_add_ba_rsp(struct rtllib_device *ieee, u8 *dst,
+				   struct ba_record *ba, u16 status_code)
 {
 	struct sk_buff *skb;
 
@@ -199,19 +199,19 @@
 }
 
 static void rtllib_send_DELBA(struct rtllib_device *ieee, u8 *dst,
-			      struct ba_record *ba, enum tr_select TxRxSelect,
+			      struct ba_record *ba, enum tr_select tx_rx_select,
 			      u16 reason_code)
 {
 	struct sk_buff *skb;
 
-	skb = rtllib_DELBA(ieee, dst, ba, TxRxSelect, reason_code);
+	skb = rtllib_DELBA(ieee, dst, ba, tx_rx_select, reason_code);
 	if (skb)
 		softmac_mgmt_xmit(skb, ieee);
 	else
 		netdev_dbg(ieee->dev, "Failed to generate DELBA packet.\n");
 }
 
-int rtllib_rx_ADDBAReq(struct rtllib_device *ieee, struct sk_buff *skb)
+int rtllib_rx_add_ba_req(struct rtllib_device *ieee, struct sk_buff *skb)
 {
 	struct ieee80211_hdr_3addr *req = NULL;
 	u16 rc = 0;
@@ -251,13 +251,13 @@
 			    "Failed to reply on ADDBA_REQ as some capability is not ready(%d, %d)\n",
 			    ieee->current_network.qos_data.active,
 			    ieee->ht_info->current_ht_support);
-		goto OnADDBAReq_Fail;
+		goto on_add_ba_req_fail;
 	}
 	if (!rtllib_get_ts(ieee, (struct ts_common_info **)&ts, dst,
-		   (u8)(ba_param_set->field.tid), RX_DIR, true)) {
+			   (u8)(ba_param_set->field.tid), RX_DIR, true)) {
 		rc = ADDBA_STATUS_REFUSED;
 		netdev_warn(ieee->dev, "%s(): can't get TS\n", __func__);
-		goto OnADDBAReq_Fail;
+		goto on_add_ba_req_fail;
 	}
 	ba = &ts->rx_admitted_ba_record;
 
@@ -265,10 +265,10 @@
 		rc = ADDBA_STATUS_INVALID_PARAM;
 		netdev_warn(ieee->dev, "%s(): BA Policy is not correct\n",
 			    __func__);
-		goto OnADDBAReq_Fail;
+		goto on_add_ba_req_fail;
 	}
 
-	rtllib_FlushRxTsPendingPkts(ieee, ts);
+	rtllib_flush_rx_ts_pending_pkts(ieee, ts);
 
 	deactivate_ba_entry(ieee, ba);
 	ba->dialog_token = *dialog_token;
@@ -276,18 +276,18 @@
 	ba->ba_timeout_value = *ba_timeout_value;
 	ba->ba_start_seq_ctrl = *ba_start_seq_ctrl;
 
-	if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev) ||
-	   (ieee->ht_info->iot_action & HT_IOT_ACT_ALLOW_PEER_AGG_ONE_PKT))
+	if (ieee->get_half_nmode_support_by_aps_handler(ieee->dev) ||
+	    (ieee->ht_info->iot_action & HT_IOT_ACT_ALLOW_PEER_AGG_ONE_PKT))
 		ba->ba_param_set.field.buffer_size = 1;
 	else
 		ba->ba_param_set.field.buffer_size = 32;
 
 	activate_ba_entry(ba, 0);
-	rtllib_send_ADDBARsp(ieee, dst, ba, ADDBA_STATUS_SUCCESS);
+	rtllib_send_add_ba_rsp(ieee, dst, ba, ADDBA_STATUS_SUCCESS);
 
 	return 0;
 
-OnADDBAReq_Fail:
+on_add_ba_req_fail:
 	{
 		struct ba_record BA;
 
@@ -295,12 +295,12 @@
 		BA.ba_timeout_value = *ba_timeout_value;
 		BA.dialog_token = *dialog_token;
 		BA.ba_param_set.field.ba_policy = BA_POLICY_IMMEDIATE;
-		rtllib_send_ADDBARsp(ieee, dst, &BA, rc);
+		rtllib_send_add_ba_rsp(ieee, dst, &BA, rc);
 		return 0;
 	}
 }
 
-int rtllib_rx_ADDBARsp(struct rtllib_device *ieee, struct sk_buff *skb)
+int rtllib_rx_add_ba_rsp(struct rtllib_device *ieee, struct sk_buff *skb)
 {
 	struct ieee80211_hdr_3addr *rsp = NULL;
 	struct ba_record *pending_ba, *admitted_ba;
@@ -334,14 +334,14 @@
 			    ieee->ht_info->current_ht_support,
 			    ieee->ht_info->current_ampdu_enable);
 		reason_code = DELBA_REASON_UNKNOWN_BA;
-		goto OnADDBARsp_Reject;
+		goto on_add_ba_rsp_reject;
 	}
 
 	if (!rtllib_get_ts(ieee, (struct ts_common_info **)&ts, dst,
-		   (u8)(ba_param_set->field.tid), TX_DIR, false)) {
+			   (u8)(ba_param_set->field.tid), TX_DIR, false)) {
 		netdev_warn(ieee->dev, "%s(): can't get TS\n", __func__);
 		reason_code = DELBA_REASON_UNKNOWN_BA;
-		goto OnADDBARsp_Reject;
+		goto on_add_ba_rsp_reject;
 	}
 
 	ts->add_ba_req_in_progress = false;
@@ -358,7 +358,7 @@
 			    "%s(): ADDBA Rsp. BA invalid, DELBA!\n",
 			    __func__);
 		reason_code = DELBA_REASON_UNKNOWN_BA;
-		goto OnADDBARsp_Reject;
+		goto on_add_ba_rsp_reject;
 	} else {
 		netdev_dbg(ieee->dev,
 			   "%s(): Recv ADDBA Rsp. BA is admitted! Status code:%X\n",
@@ -371,7 +371,7 @@
 			ts->add_ba_req_delayed = true;
 			deactivate_ba_entry(ieee, admitted_ba);
 			reason_code = DELBA_REASON_END_BA;
-			goto OnADDBARsp_Reject;
+			goto on_add_ba_rsp_reject;
 		}
 
 		admitted_ba->dialog_token = *dialog_token;
@@ -384,12 +384,12 @@
 		ts->add_ba_req_delayed = true;
 		ts->disable_add_ba = true;
 		reason_code = DELBA_REASON_END_BA;
-		goto OnADDBARsp_Reject;
+		goto on_add_ba_rsp_reject;
 	}
 
 	return 0;
 
-OnADDBARsp_Reject:
+on_add_ba_rsp_reject:
 	{
 		struct ba_record BA;
 
@@ -433,7 +433,7 @@
 		struct rx_ts_record *ts;
 
 		if (!rtllib_get_ts(ieee, (struct ts_common_info **)&ts, dst,
-			   (u8)del_ba_param_set->field.tid, RX_DIR, false)) {
+				   (u8)del_ba_param_set->field.tid, RX_DIR, false)) {
 			netdev_warn(ieee->dev,
 				    "%s(): can't get TS for RXTS. dst:%pM TID:%d\n",
 				    __func__, dst,
@@ -446,7 +446,7 @@
 		struct tx_ts_record *ts;
 
 		if (!rtllib_get_ts(ieee, (struct ts_common_info **)&ts, dst,
-			   (u8)del_ba_param_set->field.tid, TX_DIR, false)) {
+				   (u8)del_ba_param_set->field.tid, TX_DIR, false)) {
 			netdev_warn(ieee->dev, "%s(): can't get TS for TXTS\n",
 				    __func__);
 			return -1;
@@ -481,14 +481,14 @@
 
 	activate_ba_entry(ba, BA_SETUP_TIMEOUT);
 
-	rtllib_send_ADDBAReq(ieee, ts->ts_common_info.addr, ba);
+	rtllib_send_add_ba_req(ieee, ts->ts_common_info.addr, ba);
 }
 
 void rtllib_ts_init_del_ba(struct rtllib_device *ieee,
 			   struct ts_common_info *ts_common_info,
-			   enum tr_select TxRxSelect)
+			   enum tr_select tx_rx_select)
 {
-	if (TxRxSelect == TX_DIR) {
+	if (tx_rx_select == TX_DIR) {
 		struct tx_ts_record *ts =
 			 (struct tx_ts_record *)ts_common_info;
 
@@ -497,14 +497,14 @@
 					  (ts->tx_admitted_ba_record.b_valid) ?
 					 (&ts->tx_admitted_ba_record) :
 					(&ts->tx_pending_ba_record),
-					 TxRxSelect, DELBA_REASON_END_BA);
-	} else if (TxRxSelect == RX_DIR) {
+					 tx_rx_select, DELBA_REASON_END_BA);
+	} else if (tx_rx_select == RX_DIR) {
 		struct rx_ts_record *ts =
 				 (struct rx_ts_record *)ts_common_info;
 		if (rx_ts_delete_ba(ieee, ts))
 			rtllib_send_DELBA(ieee, ts_common_info->addr,
 					  &ts->rx_admitted_ba_record,
-					  TxRxSelect, DELBA_REASON_END_BA);
+					  tx_rx_select, DELBA_REASON_END_BA);
 	}
 }
 
diff --git a/drivers/staging/rtl8192e/rtl819x_HT.h b/drivers/staging/rtl8192e/rtl819x_HT.h
index 68577bf..a458044 100644
--- a/drivers/staging/rtl8192e/rtl819x_HT.h
+++ b/drivers/staging/rtl8192e/rtl819x_HT.h
@@ -98,9 +98,9 @@
 	u8 cur_short_gi_40mhz;
 	u8 cur_short_gi_20mhz;
 	enum ht_spec_ver peer_ht_spec_ver;
-	struct ht_capab_ele SelfHTCap;
-	u8 PeerHTCapBuf[32];
-	u8 PeerHTInfoBuf[32];
+	struct ht_capab_ele self_ht_cap;
+	u8 peer_ht_cap_buf[32];
+	u8 peer_ht_info_buf[32];
 	u8 ampdu_enable;
 	u8 current_ampdu_enable;
 	u8 ampdu_factor;
diff --git a/drivers/staging/rtl8192e/rtl819x_HTProc.c b/drivers/staging/rtl8192e/rtl819x_HTProc.c
index 6d0912f..fa96a2c 100644
--- a/drivers/staging/rtl8192e/rtl819x_HTProc.c
+++ b/drivers/staging/rtl8192e/rtl819x_HTProc.c
@@ -252,7 +252,7 @@
 	}
 
 	cap_ele->AdvCoding		= 0;
-	if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))
+	if (ieee->get_half_nmode_support_by_aps_handler(ieee->dev))
 		cap_ele->ChlWidth = 0;
 	else
 		cap_ele->ChlWidth = 1;
@@ -301,7 +301,7 @@
 		if (ht->iot_action & HT_IOT_ACT_DISABLE_RX_40MHZ_SHORT_GI)
 			cap_ele->ShortGI40Mhz		= 0;
 
-		if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) {
+		if (ieee->get_half_nmode_support_by_aps_handler(ieee->dev)) {
 			cap_ele->ChlWidth = 0;
 			cap_ele->MCS[1] = 0;
 		}
@@ -408,7 +408,7 @@
 
 	ht_pick_mcs_rate(ieee, pOperateMCS);
 
-	if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))
+	if (ieee->get_half_nmode_support_by_aps_handler(ieee->dev))
 		pOperateMCS[1] = 0;
 
 	for (i = 2; i <= 15; i++)
@@ -437,16 +437,16 @@
 	}
 	netdev_dbg(ieee->dev, "%s(): HT_ENABLE\n", __func__);
 
-	if (!memcmp(ht_info->PeerHTCapBuf, EWC11NHTCap, sizeof(EWC11NHTCap)))
-		pPeerHTCap = (struct ht_capab_ele *)(&ht_info->PeerHTCapBuf[4]);
+	if (!memcmp(ht_info->peer_ht_cap_buf, EWC11NHTCap, sizeof(EWC11NHTCap)))
+		pPeerHTCap = (struct ht_capab_ele *)(&ht_info->peer_ht_cap_buf[4]);
 	else
-		pPeerHTCap = (struct ht_capab_ele *)(ht_info->PeerHTCapBuf);
+		pPeerHTCap = (struct ht_capab_ele *)(ht_info->peer_ht_cap_buf);
 
-	if (!memcmp(ht_info->PeerHTInfoBuf, EWC11NHTInfo, sizeof(EWC11NHTInfo)))
+	if (!memcmp(ht_info->peer_ht_info_buf, EWC11NHTInfo, sizeof(EWC11NHTInfo)))
 		pPeerHTInfo = (struct ht_info_ele *)
-			     (&ht_info->PeerHTInfoBuf[4]);
+			     (&ht_info->peer_ht_info_buf[4]);
 	else
-		pPeerHTInfo = (struct ht_info_ele *)(ht_info->PeerHTInfoBuf);
+		pPeerHTInfo = (struct ht_info_ele *)(ht_info->peer_ht_info_buf);
 
 #ifdef VERBOSE_DEBUG
 	print_hex_dump_bytes("%s: ", __func__, DUMP_PREFIX_NONE,
@@ -480,9 +480,9 @@
 	}
 
 	ht_info->current_mpdu_density = pPeerHTCap->MPDUDensity;
-	if (ht_info->iot_action & HT_IOT_ACT_TX_USE_AMSDU_8K) {
+	if (ht_info->iot_action & HT_IOT_ACT_TX_USE_AMSDU_8K)
 		ht_info->current_ampdu_enable = false;
-	}
+
 	ht_info->cur_rx_reorder_enable = 1;
 
 	if (pPeerHTCap->MCS[0] == 0)
@@ -516,12 +516,12 @@
 	ht_info->current_mpdu_density = 0;
 	ht_info->CurrentAMPDUFactor = ht_info->ampdu_factor;
 
-	memset((void *)(&ht_info->SelfHTCap), 0,
-	       sizeof(ht_info->SelfHTCap));
-	memset((void *)(&ht_info->PeerHTCapBuf), 0,
-	       sizeof(ht_info->PeerHTCapBuf));
-	memset((void *)(&ht_info->PeerHTInfoBuf), 0,
-	       sizeof(ht_info->PeerHTInfoBuf));
+	memset((void *)(&ht_info->self_ht_cap), 0,
+	       sizeof(ht_info->self_ht_cap));
+	memset((void *)(&ht_info->peer_ht_cap_buf), 0,
+	       sizeof(ht_info->peer_ht_cap_buf));
+	memset((void *)(&ht_info->peer_ht_info_buf), 0,
+	       sizeof(ht_info->peer_ht_info_buf));
 
 	ht_info->sw_bw_in_progress = false;
 
@@ -572,15 +572,15 @@
 		ht_info->peer_ht_spec_ver = pNetwork->bssht.bd_ht_spec_ver;
 
 		if (pNetwork->bssht.bd_ht_cap_len > 0 &&
-		    pNetwork->bssht.bd_ht_cap_len <= sizeof(ht_info->PeerHTCapBuf))
-			memcpy(ht_info->PeerHTCapBuf,
+		    pNetwork->bssht.bd_ht_cap_len <= sizeof(ht_info->peer_ht_cap_buf))
+			memcpy(ht_info->peer_ht_cap_buf,
 			       pNetwork->bssht.bd_ht_cap_buf,
 			       pNetwork->bssht.bd_ht_cap_len);
 
 		if (pNetwork->bssht.bd_ht_info_len > 0 &&
 		    pNetwork->bssht.bd_ht_info_len <=
-		    sizeof(ht_info->PeerHTInfoBuf))
-			memcpy(ht_info->PeerHTInfoBuf,
+		    sizeof(ht_info->peer_ht_info_buf))
+			memcpy(ht_info->peer_ht_info_buf,
 			       pNetwork->bssht.bd_ht_info_buf,
 			       pNetwork->bssht.bd_ht_info_len);
 
@@ -666,7 +666,7 @@
 {
 	struct rt_hi_throughput *ht_info = ieee->ht_info;
 
-	if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))
+	if (ieee->get_half_nmode_support_by_aps_handler(ieee->dev))
 		bandwidth = HT_CHANNEL_WIDTH_20;
 
 	if (ht_info->sw_bw_in_progress) {
diff --git a/drivers/staging/rtl8192e/rtl819x_Qos.h b/drivers/staging/rtl8192e/rtl819x_Qos.h
index 50e01ca..dc99110 100644
--- a/drivers/staging/rtl8192e/rtl819x_Qos.h
+++ b/drivers/staging/rtl8192e/rtl819x_Qos.h
@@ -13,7 +13,7 @@
 };
 
 struct octet_string {
-	u8 *Octet;
+	u8 *octet;
 	u16 Length;
 };
 
diff --git a/drivers/staging/rtl8192e/rtl819x_TSProc.c b/drivers/staging/rtl8192e/rtl819x_TSProc.c
index 7e73d31..9903fe3f 100644
--- a/drivers/staging/rtl8192e/rtl819x_TSProc.c
+++ b/drivers/staging/rtl8192e/rtl819x_TSProc.c
@@ -171,14 +171,14 @@
 
 static struct ts_common_info *SearchAdmitTRStream(struct rtllib_device *ieee,
 						  u8 *addr, u8 TID,
-						  enum tr_select TxRxSelect)
+						  enum tr_select tx_rx_select)
 {
 	u8	dir;
 	bool	search_dir[4] = {0};
 	struct list_head *psearch_list;
 	struct ts_common_info *pRet = NULL;
 
-	if (TxRxSelect == TX_DIR) {
+	if (tx_rx_select == TX_DIR) {
 		search_dir[DIR_UP] = true;
 		search_dir[DIR_BI_DIR] = true;
 		search_dir[DIR_DIRECT] = true;
@@ -188,7 +188,7 @@
 		search_dir[DIR_DIRECT] = true;
 	}
 
-	if (TxRxSelect == TX_DIR)
+	if (tx_rx_select == TX_DIR)
 		psearch_list = &ieee->Tx_TS_Admit_List;
 	else
 		psearch_list = &ieee->Rx_TS_Admit_List;
@@ -225,7 +225,7 @@
 }
 
 bool rtllib_get_ts(struct rtllib_device *ieee, struct ts_common_info **ppTS,
-	   u8 *addr, u8 TID, enum tr_select TxRxSelect, bool bAddNewTs)
+	   u8 *addr, u8 TID, enum tr_select tx_rx_select, bool bAddNewTs)
 {
 	u8	UP = 0;
 	struct qos_tsinfo tspec;
@@ -265,7 +265,7 @@
 		}
 	}
 
-	*ppTS = SearchAdmitTRStream(ieee, addr, UP, TxRxSelect);
+	*ppTS = SearchAdmitTRStream(ieee, addr, UP, tx_rx_select);
 	if (*ppTS)
 		return true;
 
@@ -274,21 +274,21 @@
 		return false;
 	}
 
-	pUnusedList = (TxRxSelect == TX_DIR) ?
+	pUnusedList = (tx_rx_select == TX_DIR) ?
 				(&ieee->Tx_TS_Unused_List) :
 				(&ieee->Rx_TS_Unused_List);
 
-	pAddmitList = (TxRxSelect == TX_DIR) ?
+	pAddmitList = (tx_rx_select == TX_DIR) ?
 				(&ieee->Tx_TS_Admit_List) :
 				(&ieee->Rx_TS_Admit_List);
 
-	Dir = ((TxRxSelect == TX_DIR) ? DIR_UP : DIR_DOWN);
+	Dir = ((tx_rx_select == TX_DIR) ? DIR_UP : DIR_DOWN);
 
 	if (!list_empty(pUnusedList)) {
 		(*ppTS) = list_entry(pUnusedList->next,
 			  struct ts_common_info, list);
 		list_del_init(&(*ppTS)->list);
-		if (TxRxSelect == TX_DIR) {
+		if (tx_rx_select == TX_DIR) {
 			struct tx_ts_record *tmp =
 				container_of(*ppTS,
 				struct tx_ts_record,
@@ -321,11 +321,11 @@
 }
 
 static void RemoveTsEntry(struct rtllib_device *ieee,
-			  struct ts_common_info *pTs, enum tr_select TxRxSelect)
+			  struct ts_common_info *pTs, enum tr_select tx_rx_select)
 {
-	rtllib_ts_init_del_ba(ieee, pTs, TxRxSelect);
+	rtllib_ts_init_del_ba(ieee, pTs, tx_rx_select);
 
-	if (TxRxSelect == RX_DIR) {
+	if (tx_rx_select == RX_DIR) {
 		struct rx_reorder_entry *pRxReorderEntry;
 		struct rx_ts_record *ts = (struct rx_ts_record *)pTs;
 
@@ -360,7 +360,7 @@
 	}
 }
 
-void RemovePeerTS(struct rtllib_device *ieee, u8 *addr)
+void remove_peer_ts(struct rtllib_device *ieee, u8 *addr)
 {
 	struct ts_common_info *ts, *pTmpTS;
 
@@ -400,9 +400,9 @@
 		}
 	}
 }
-EXPORT_SYMBOL(RemovePeerTS);
+EXPORT_SYMBOL(remove_peer_ts);
 
-void RemoveAllTS(struct rtllib_device *ieee)
+void remove_all_ts(struct rtllib_device *ieee)
 {
 	struct ts_common_info *ts, *pTmpTS;
 
diff --git a/drivers/staging/rtl8192e/rtllib.h b/drivers/staging/rtl8192e/rtllib.h
index 7b39a19..6fbf11a 100644
--- a/drivers/staging/rtl8192e/rtllib.h
+++ b/drivers/staging/rtl8192e/rtllib.h
@@ -123,7 +123,7 @@
 	u8 bPacketBW:1;
 	u8 bRTSUseShortPreamble:1;
 	u8 bRTSUseShortGI:1;
-	u8 bMulticast:1;
+	u8 multicast:1;
 	u8 bBroadcast:1;
 	u8 drv_agg_enable:1;
 	u8 reserved2:1;
@@ -474,47 +474,30 @@
 	u8  control;
 	u8  mask;
 	u16 len;
-	u64 tsf;
-	u32 beacon_time;
-	u8  nic_type;
 	u16 Length;
 	u8  SignalQuality;
 	s32 RecvSignalPower;
-	s8  RxPower;
 	u8  SignalStrength;
 	u16 bHwError:1;
 	u16 bCRC:1;
 	u16 bICV:1;
-	u16 bShortPreamble:1;
-	u16 Antenna:1;
 	u16 Decrypted:1;
-	u16 Wakeup:1;
-	u16 Reserved0:1;
-	u8  AGC;
 	u32 TimeStampLow;
 	u32 TimeStampHigh;
-	bool bShift;
-	bool bIsQosData;
 
 	u8    RxDrvInfoSize;
 	u8    RxBufShift;
 	bool  bIsAMPDU;
 	bool  bFirstMPDU;
 	bool  bContainHTC;
-	bool  RxIs40MHzPacket;
 	u32   RxPWDBAll;
 	u8    RxMIMOSignalStrength[4];
 	s8    RxMIMOSignalQuality[2];
 	bool  bPacketMatchBSSID;
 	bool  bIsCCK;
 	bool  bPacketToSelf;
-	u16    packetlength;
-	u16    fraglength;
-	u16    fragoffset;
-	u16    ntotalfrag;
 	bool   bPacketBeacon;
 	bool   bToSelfBA;
-	u16    Seq_Num;
 };
 
 /* IEEE 802.11 requires that STA supports concurrent reception of at least
@@ -928,14 +911,14 @@
 	struct rtllib_qos_data qos_data;
 
 	bool	bWithAironetIE;
-	bool	bCkipSupported;
-	bool	bCcxRmEnable;
+	bool	ckip_supported;
+	bool	ccx_rm_enable;
 	u8	CcxRmState[2];
 	bool	bMBssidValid;
 	u8	MBssidMask;
 	u8	MBssid[ETH_ALEN];
 	bool	bWithCcxVerNum;
-	u8	BssCcxVerNumber;
+	u8	bss_ccx_ver_number;
 	/* These are network statistics */
 	struct rtllib_rx_stats stats;
 	u16 capability;
@@ -965,7 +948,7 @@
 
 	u8 wmm_info;
 	struct rtllib_wmm_ac_param wmm_param[4];
-	u8 Turbo_Enable;
+	u8 turbo_enable;
 	u16 CountryIeLen;
 	u8 CountryIeBuf[MAX_IE_LEN];
 	struct bss_ht bssht;
@@ -1048,9 +1031,9 @@
 };
 
 enum fsync_state {
-	Default_Fsync,
-	HW_Fsync,
-	SW_Fsync
+	DEFAULT_FSYNC,
+	HW_FSYNC,
+	SW_FSYNC
 };
 
 enum ips_callback_function {
@@ -1071,8 +1054,8 @@
 	enum ips_callback_function ReturnPoint;
 
 	bool				bLeisurePs;
-	u8				LpsIdleCount;
-	u8				LPSAwakeIntvl;
+	u8				lps_idle_count;
+	u8				lps_awake_intvl;
 
 	u32				CurPsLevel;
 };
@@ -1110,18 +1093,18 @@
 
 #define RT_MAX_LD_SLOT_NUM	10
 struct rt_link_detect {
-	u32				NumRecvBcnInPeriod;
-	u32				NumRecvDataInPeriod;
+	u32				num_recv_bcn_in_period;
+	u32				num_recv_data_in_period;
 
 	u32				RxBcnNum[RT_MAX_LD_SLOT_NUM];
 	u32				RxDataNum[RT_MAX_LD_SLOT_NUM];
-	u16				SlotNum;
-	u16				SlotIndex;
+	u16				slot_num;
+	u16				slot_index;
 
 	u32				num_tx_ok_in_period;
 	u32				num_rx_ok_in_period;
-	u32				NumRxUnicastOkInPeriod;
-	bool				bBusyTraffic;
+	u32				num_rx_unicast_ok_in_period;
+	bool				busy_traffic;
 	bool				bHigherBusyTraffic;
 	bool				bHigherBusyRxTraffic;
 };
@@ -1161,7 +1144,7 @@
 
 #define	NUM_PMKID_CACHE		16
 struct rt_pmkid_list {
-	u8 Bssid[ETH_ALEN];
+	u8 bssid[ETH_ALEN];
 	u8 PMKID[16];
 	u8 SsidBuf[33];
 	u8 used;
@@ -1193,7 +1176,7 @@
 	u8 *assocreq_ies, *assocresp_ies;
 	size_t assocreq_ies_len, assocresp_ies_len;
 
-	bool	bForcedBgMode;
+	bool	forced_bg_mode;
 
 	u8 hwsec_active;
 	bool is_roaming;
@@ -1201,7 +1184,7 @@
 	bool cannot_notify;
 	bool bSupportRemoteWakeUp;
 	bool actscanning;
-	bool FirstIe_InScan;
+	bool first_ie_in_scan;
 	bool be_scan_inprogress;
 	bool beinretry;
 	enum rt_rf_power_state rf_power_state;
@@ -1264,7 +1247,7 @@
 	int ieee802_1x; /* is IEEE 802.1X used */
 
 	/* WPA data */
-	bool bHalfWirelessN24GMode;
+	bool half_wireless_n24g_mode;
 	int wpa_enabled;
 	int drop_unencrypted;
 	int tkip_countermeasures;
@@ -1281,7 +1264,7 @@
 
 	struct sw_cam_table swcamtable[TOTAL_CAM_ENTRY];
 
-	struct rt_pmkid_list PMKIDList[NUM_PMKID_CACHE];
+	struct rt_pmkid_list pmkid_list[NUM_PMKID_CACHE];
 
 	/* Fragmentation structures */
 	struct rtllib_frag_entry frag_cache[17][RTLLIB_FRAG_CACHE_LEN];
@@ -1374,14 +1357,14 @@
 
 	/* for PS mode */
 	unsigned long last_rx_ps_time;
-	bool			bAwakePktSent;
-	u8			LPSDelayCnt;
+	bool			awake_pkt_sent;
+	u8			lps_delay_cnt;
 
 	/* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
 	struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
 	int mgmt_queue_head;
 	int mgmt_queue_tail;
-	u8 AsocRetryCount;
+	u8 asoc_retry_count;
 	struct sk_buff_head skb_waitq[MAX_QUEUE_SIZE];
 
 	bool	bdynamic_txpower_enable;
@@ -1484,17 +1467,18 @@
 	void (*set_bw_mode_handler)(struct net_device *dev,
 				    enum ht_channel_width bandwidth,
 				    enum ht_extchnl_offset Offset);
-	bool (*GetNmodeSupportBySecCfg)(struct net_device *dev);
+	bool (*get_nmode_support_by_sec_cfg)(struct net_device *dev);
 	void (*set_wireless_mode)(struct net_device *dev, u8 wireless_mode);
-	bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device *dev);
+	bool (*get_half_nmode_support_by_aps_handler)(struct net_device *dev);
 	u8   (*rtllib_ap_sec_type)(struct rtllib_device *ieee);
 	void (*init_gain_handler)(struct net_device *dev, u8 Operation);
 	void (*ScanOperationBackupHandler)(struct net_device *dev,
 					   u8 Operation);
-	void (*SetHwRegHandler)(struct net_device *dev, u8 variable, u8 *val);
+	void (*set_hw_reg_handler)(struct net_device *dev, u8 variable, u8 *val);
 
-	void (*AllowAllDestAddrHandler)(struct net_device *dev,
-					bool bAllowAllDA, bool WriteIntoReg);
+	void (*allow_all_dest_addr_handler)(struct net_device *dev,
+					    bool bAllowAllDA,
+					    bool WriteIntoReg);
 
 	void (*rtllib_ips_leave_wq)(struct net_device *dev);
 	void (*rtllib_ips_leave)(struct net_device *dev);
@@ -1662,7 +1646,7 @@
 void rtllib_softmac_new_net(struct rtllib_device *ieee,
 			    struct rtllib_network *net);
 
-void SendDisassociation(struct rtllib_device *ieee, bool deauth, u16 asRsn);
+void send_disassociation(struct rtllib_device *ieee, bool deauth, u16 rsn);
 void rtllib_softmac_xmit(struct rtllib_txb *txb, struct rtllib_device *ieee);
 
 int rtllib_softmac_init(struct rtllib_device *ieee);
@@ -1771,25 +1755,25 @@
 void ht_reset_iot_setting(struct rt_hi_throughput *ht_info);
 bool is_ht_half_nmode_aps(struct rtllib_device *ieee);
 u16  tx_count_to_data_rate(struct rtllib_device *ieee, u8 nDataRate);
-int rtllib_rx_ADDBAReq(struct rtllib_device *ieee, struct sk_buff *skb);
-int rtllib_rx_ADDBARsp(struct rtllib_device *ieee, struct sk_buff *skb);
+int rtllib_rx_add_ba_req(struct rtllib_device *ieee, struct sk_buff *skb);
+int rtllib_rx_add_ba_rsp(struct rtllib_device *ieee, struct sk_buff *skb);
 int rtllib_rx_DELBA(struct rtllib_device *ieee, struct sk_buff *skb);
 void rtllib_ts_init_add_ba(struct rtllib_device *ieee, struct tx_ts_record *ts,
 			   u8 policy, u8 overwrite_pending);
 void rtllib_ts_init_del_ba(struct rtllib_device *ieee,
 			   struct ts_common_info *ts_common_info,
-			   enum tr_select TxRxSelect);
+			   enum tr_select tx_rx_select);
 void rtllib_ba_setup_timeout(struct timer_list *t);
 void rtllib_tx_ba_inact_timeout(struct timer_list *t);
 void rtllib_rx_ba_inact_timeout(struct timer_list *t);
 void rtllib_reset_ba_entry(struct ba_record *ba);
 bool rtllib_get_ts(struct rtllib_device *ieee, struct ts_common_info **ppTS, u8 *addr,
-	   u8 TID, enum tr_select TxRxSelect, bool bAddNewTs);
+	   u8 TID, enum tr_select tx_rx_select, bool bAddNewTs);
 void rtllib_ts_init(struct rtllib_device *ieee);
 void TsStartAddBaProcess(struct rtllib_device *ieee,
 			 struct tx_ts_record *pTxTS);
-void RemovePeerTS(struct rtllib_device *ieee, u8 *addr);
-void RemoveAllTS(struct rtllib_device *ieee);
+void remove_peer_ts(struct rtllib_device *ieee, u8 *addr);
+void remove_all_ts(struct rtllib_device *ieee);
 
 static inline const char *escape_essid(const char *essid, u8 essid_len)
 {
@@ -1805,13 +1789,13 @@
 }
 
 /* fun with the built-in rtllib stack... */
-bool rtllib_MgntDisconnect(struct rtllib_device *rtllib, u8 asRsn);
+bool rtllib_mgnt_disconnect(struct rtllib_device *rtllib, u8 rsn);
 
 /* For the function is more related to hardware setting, it's better to use the
  * ieee handler to refer to it.
  */
-void rtllib_FlushRxTsPendingPkts(struct rtllib_device *ieee,
-				 struct rx_ts_record *ts);
+void rtllib_flush_rx_ts_pending_pkts(struct rtllib_device *ieee,
+				     struct rx_ts_record *ts);
 int rtllib_parse_info_param(struct rtllib_device *ieee,
 			    struct rtllib_info_element *info_element,
 			    u16 length,
@@ -1821,6 +1805,6 @@
 void rtllib_indicate_packets(struct rtllib_device *ieee,
 			     struct rtllib_rxb **prxbIndicateArray, u8  index);
 #define RT_ASOC_RETRY_LIMIT	5
-u8 MgntQuery_TxRateExcludeCCKRates(struct rtllib_device *ieee);
+u8 mgnt_query_tx_rate_exclude_cck_rates(struct rtllib_device *ieee);
 
 #endif /* RTLLIB_H */
diff --git a/drivers/staging/rtl8192e/rtllib_rx.c b/drivers/staging/rtl8192e/rtllib_rx.c
index 4df20f4..ebf8a2f 100644
--- a/drivers/staging/rtl8192e/rtllib_rx.c
+++ b/drivers/staging/rtl8192e/rtllib_rx.c
@@ -487,8 +487,8 @@
 	}
 }
 
-void rtllib_FlushRxTsPendingPkts(struct rtllib_device *ieee,
-				 struct rx_ts_record *ts)
+void rtllib_flush_rx_ts_pending_pkts(struct rtllib_device *ieee,
+				     struct rx_ts_record *ts)
 {
 	struct rx_reorder_entry *pRxReorderEntry;
 	u8 RfdCnt = 0;
@@ -865,9 +865,6 @@
 		rx_stats->bContainHTC = true;
 	}
 
-	if (RTLLIB_QOS_HAS_SEQ(fc))
-		rx_stats->bIsQosData = true;
-
 	return hdrlen;
 }
 
@@ -943,10 +940,9 @@
 static int rtllib_rx_data_filter(struct rtllib_device *ieee, struct ieee80211_hdr *hdr,
 				 u8 *dst, u8 *src, u8 *bssid, u8 *addr2)
 {
-	u8 type, stype;
 	u16 fc = le16_to_cpu(hdr->frame_control);
-	type = WLAN_FC_GET_TYPE(fc);
-	stype = WLAN_FC_GET_STYPE(fc);
+	u8 type = WLAN_FC_GET_TYPE(fc);
+	u8 stype = WLAN_FC_GET_STYPE(fc);
 
 	/* Filter frames from different BSS */
 	if (ieee80211_has_a4(hdr->frame_control) &&
@@ -1149,9 +1145,9 @@
 {
 	if (unicast) {
 		if (ieee->link_state == MAC80211_LINKED) {
-			if (((ieee->link_detect_info.NumRxUnicastOkInPeriod +
+			if (((ieee->link_detect_info.num_rx_unicast_ok_in_period +
 			    ieee->link_detect_info.num_tx_ok_in_period) > 8) ||
-			    (ieee->link_detect_info.NumRxUnicastOkInPeriod > 2)) {
+			    (ieee->link_detect_info.num_rx_unicast_ok_in_period > 2)) {
 				ieee->leisure_ps_leave(ieee->dev);
 			}
 		}
@@ -1284,7 +1280,7 @@
 	/* Filter WAPI DATA Frame */
 
 	/* Update statstics for AP roaming */
-	ieee->link_detect_info.NumRecvDataInPeriod++;
+	ieee->link_detect_info.num_recv_data_in_period++;
 	ieee->link_detect_info.num_rx_ok_in_period++;
 
 	/* Data frame - extract src/dst addresses */
@@ -1363,7 +1359,7 @@
 	else
 		nr_subframes = 1;
 	if (unicast)
-		ieee->link_detect_info.NumRxUnicastOkInPeriod += nr_subframes;
+		ieee->link_detect_info.num_rx_unicast_ok_in_period += nr_subframes;
 	rtllib_rx_check_leave_lps(ieee, unicast, nr_subframes);
 
 	/* Indicate packets to upper layer or Rx Reorder */
@@ -1689,7 +1685,7 @@
 	    info_element->data[2] == 0x4c &&
 	    info_element->data[3] == 0x01 &&
 	    info_element->data[4] == 0x02)
-		network->Turbo_Enable = 1;
+		network->turbo_enable = 1;
 
 	if (*tmp_htcap_len == 0) {
 		if (info_element->len >= 4 &&
@@ -1819,9 +1815,9 @@
 		if (info_element->len == 6) {
 			memcpy(network->CcxRmState, &info_element->data[4], 2);
 			if (network->CcxRmState[0] != 0)
-				network->bCcxRmEnable = true;
+				network->ccx_rm_enable = true;
 			else
-				network->bCcxRmEnable = false;
+				network->ccx_rm_enable = false;
 			network->MBssidMask = network->CcxRmState[1] & 0x07;
 			if (network->MBssidMask != 0) {
 				network->bMBssidValid = true;
@@ -1834,7 +1830,7 @@
 				network->bMBssidValid = false;
 			}
 		} else {
-			network->bCcxRmEnable = false;
+			network->ccx_rm_enable = false;
 		}
 	}
 	if (info_element->len > 4  &&
@@ -1844,10 +1840,10 @@
 	    info_element->data[3] == 0x03) {
 		if (info_element->len == 5) {
 			network->bWithCcxVerNum = true;
-			network->BssCcxVerNumber = info_element->data[4];
+			network->bss_ccx_ver_number = info_element->data[4];
 		} else {
 			network->bWithCcxVerNum = false;
-			network->BssCcxVerNumber = 0;
+			network->bss_ccx_ver_number = 0;
 		}
 	}
 	if (info_element->len > 4  &&
@@ -2100,12 +2096,12 @@
 				     & SUPPORT_CKIP_MIC) ||
 				     (info_element->data[IE_CISCO_FLAG_POSITION]
 				     & SUPPORT_CKIP_PK))
-					network->bCkipSupported = true;
+					network->ckip_supported = true;
 				else
-					network->bCkipSupported = false;
+					network->ckip_supported = false;
 			} else {
 				network->bWithAironetIE = false;
-				network->bCkipSupported = false;
+				network->ckip_supported = false;
 			}
 			break;
 		case MFIE_TYPE_QOS_PARAMETER:
@@ -2184,7 +2180,7 @@
 	network->realtek_cap_exit = false;
 	network->marvell_cap_exist = false;
 	network->airgo_cap_exist = false;
-	network->Turbo_Enable = 0;
+	network->turbo_enable = 0;
 	network->SignalStrength = stats->SignalStrength;
 	network->RSSI = stats->SignalStrength;
 	network->CountryIeLen = 0;
@@ -2344,20 +2340,20 @@
 
 	dst->SignalStrength = src->SignalStrength;
 	dst->RSSI = src->RSSI;
-	dst->Turbo_Enable = src->Turbo_Enable;
+	dst->turbo_enable = src->turbo_enable;
 
 	dst->CountryIeLen = src->CountryIeLen;
 	memcpy(dst->CountryIeBuf, src->CountryIeBuf, src->CountryIeLen);
 
 	dst->bWithAironetIE = src->bWithAironetIE;
-	dst->bCkipSupported = src->bCkipSupported;
+	dst->ckip_supported = src->ckip_supported;
 	memcpy(dst->CcxRmState, src->CcxRmState, 2);
-	dst->bCcxRmEnable = src->bCcxRmEnable;
+	dst->ccx_rm_enable = src->ccx_rm_enable;
 	dst->MBssidMask = src->MBssidMask;
 	dst->bMBssidValid = src->bMBssidValid;
 	memcpy(dst->MBssid, src->MBssid, 6);
 	dst->bWithCcxVerNum = src->bWithCcxVerNum;
-	dst->BssCcxVerNumber = src->BssCcxVerNumber;
+	dst->bss_ccx_ver_number = src->bss_ccx_ver_number;
 }
 
 static int IsPassiveChannel(struct rtllib_device *rtllib, u8 channel)
@@ -2470,7 +2466,7 @@
 		}
 		if (ieee80211_is_beacon(frame_ctl)) {
 			if (ieee->link_state >= MAC80211_LINKED)
-				ieee->link_detect_info.NumRecvBcnInPeriod++;
+				ieee->link_detect_info.num_recv_bcn_in_period++;
 		}
 	}
 	list_for_each_entry(target, &ieee->network_list, list) {
diff --git a/drivers/staging/rtl8192e/rtllib_softmac.c b/drivers/staging/rtl8192e/rtllib_softmac.c
index b9278b2..97fdca82 100644
--- a/drivers/staging/rtl8192e/rtllib_softmac.c
+++ b/drivers/staging/rtl8192e/rtllib_softmac.c
@@ -138,7 +138,7 @@
 	ieee->mgmt_queue_head = 0;
 }
 
-u8 MgntQuery_TxRateExcludeCCKRates(struct rtllib_device *ieee)
+u8 mgnt_query_tx_rate_exclude_cck_rates(struct rtllib_device *ieee)
 {
 	u16	i;
 	u8	query_rate = 0;
@@ -163,7 +163,7 @@
 	return query_rate;
 }
 
-static u8 MgntQuery_MgntFrameTxRate(struct rtllib_device *ieee)
+static u8 mgnt_query_mgnt_frame_tx_rate(struct rtllib_device *ieee)
 {
 	struct rt_hi_throughput *ht_info = ieee->ht_info;
 	u8 rate;
@@ -201,7 +201,7 @@
 	if (ieee->disable_mgnt_queue)
 		tcb_desc->queue_index = HIGH_QUEUE;
 
-	tcb_desc->data_rate = MgntQuery_MgntFrameTxRate(ieee);
+	tcb_desc->data_rate = mgnt_query_mgnt_frame_tx_rate(ieee);
 	tcb_desc->ratr_index = 7;
 	tcb_desc->tx_dis_rate_fallback = 1;
 	tcb_desc->tx_use_drv_assinged_rate = 1;
@@ -277,7 +277,7 @@
 	if (ieee->disable_mgnt_queue)
 		tcb_desc->queue_index = HIGH_QUEUE;
 
-	tcb_desc->data_rate = MgntQuery_MgntFrameTxRate(ieee);
+	tcb_desc->data_rate = mgnt_query_mgnt_frame_tx_rate(ieee);
 	tcb_desc->ratr_index = 7;
 	tcb_desc->tx_dis_rate_fallback = 1;
 	tcb_desc->tx_use_drv_assinged_rate = 1;
@@ -355,20 +355,19 @@
 
 	netdev_info(dev, "========>Enter Monitor Mode\n");
 
-	ieee->AllowAllDestAddrHandler(dev, true, !init_state);
+	ieee->allow_all_dest_addr_handler(dev, true, !init_state);
 }
 
 /* Disables network monitor mode. Only packets destinated to
  * us will be received.
  */
-void rtllib_disable_net_monitor_mode(struct net_device *dev,
-		bool init_state)
+void rtllib_disable_net_monitor_mode(struct net_device *dev, bool init_state)
 {
 	struct rtllib_device *ieee = netdev_priv_rsl(dev);
 
 	netdev_info(dev, "========>Exit Monitor Mode\n");
 
-	ieee->AllowAllDestAddrHandler(dev, false, !init_state);
+	ieee->allow_all_dest_addr_handler(dev, false, !init_state);
 }
 
 static void rtllib_send_probe(struct rtllib_device *ieee)
@@ -665,13 +664,13 @@
 	return skb;
 }
 
-static inline int SecIsInPMKIDList(struct rtllib_device *ieee, u8 *bssid)
+static inline int sec_is_in_pmkid_list(struct rtllib_device *ieee, u8 *bssid)
 {
 	int i = 0;
 
 	do {
-		if ((ieee->PMKIDList[i].used) &&
-		   (memcmp(ieee->PMKIDList[i].Bssid, bssid, ETH_ALEN) == 0))
+		if ((ieee->pmkid_list[i].used) &&
+		    (memcmp(ieee->pmkid_list[i].bssid, bssid, ETH_ALEN) == 0))
 			break;
 		i++;
 	} while (i < NUM_PMKID_CACHE);
@@ -700,7 +699,7 @@
 	unsigned int cxvernum_ie_len = 0;
 	struct lib80211_crypt_data *crypt;
 	int encrypt;
-	int	PMKCacheIdx;
+	int	pmk_cache_idx;
 
 	unsigned int rate_len = (beacon->rates_len ?
 				(beacon->rates_len + 2) : 0) +
@@ -708,7 +707,7 @@
 				2 : 0);
 
 	unsigned int wmm_info_len = beacon->qos_data.supported ? 9 : 0;
-	unsigned int turbo_info_len = beacon->Turbo_Enable ? 9 : 0;
+	unsigned int turbo_info_len = beacon->turbo_enable ? 9 : 0;
 
 	int len = 0;
 
@@ -722,14 +721,14 @@
 
 	if ((ieee->rtllib_ap_sec_type &&
 	    (ieee->rtllib_ap_sec_type(ieee) & SEC_ALG_TKIP)) ||
-	    ieee->bForcedBgMode) {
+	    ieee->forced_bg_mode) {
 		ieee->ht_info->enable_ht = 0;
 		ieee->mode = WIRELESS_MODE_G;
 	}
 
 	if (ieee->ht_info->current_ht_support && ieee->ht_info->enable_ht) {
-		ht_cap_buf = (u8 *)&ieee->ht_info->SelfHTCap;
-		ht_cap_len = sizeof(ieee->ht_info->SelfHTCap);
+		ht_cap_buf = (u8 *)&ieee->ht_info->self_ht_cap;
+		ht_cap_len = sizeof(ieee->ht_info->self_ht_cap);
 		ht_construct_capability_element(ieee, ht_cap_buf, &ht_cap_len,
 					     encrypt, true);
 		if (ieee->ht_info->current_rt2rt_aggregation) {
@@ -741,15 +740,15 @@
 		}
 	}
 
-	if (beacon->bCkipSupported)
+	if (beacon->ckip_supported)
 		ckip_ie_len = 30 + 2;
-	if (beacon->bCcxRmEnable)
+	if (beacon->ccx_rm_enable)
 		ccxrm_ie_len = 6 + 2;
-	if (beacon->BssCcxVerNumber >= 2)
+	if (beacon->bss_ccx_ver_number >= 2)
 		cxvernum_ie_len = 5 + 2;
 
-	PMKCacheIdx = SecIsInPMKIDList(ieee, ieee->current_network.bssid);
-	if (PMKCacheIdx >= 0) {
+	pmk_cache_idx = sec_is_in_pmkid_list(ieee, ieee->current_network.bssid);
+	if (pmk_cache_idx >= 0) {
 		wpa_ie_len += 18;
 		netdev_info(ieee->dev, "[PMK cache]: WPA2 IE length: %x\n",
 			    wpa_ie_len);
@@ -818,52 +817,52 @@
 			*tag++ = beacon->rates_ex[i];
 	}
 
-	if (beacon->bCkipSupported) {
-		static const u8 AironetIeOui[] = {0x00, 0x01, 0x66};
-		u8	CcxAironetBuf[30];
-		struct octet_string osCcxAironetIE;
+	if (beacon->ckip_supported) {
+		static const u8 aironet_ie_oui[] = {0x00, 0x01, 0x66};
+		u8	ccx_aironet_buf[30];
+		struct octet_string os_ccx_aironet_ie;
 
-		memset(CcxAironetBuf, 0, 30);
-		osCcxAironetIE.Octet = CcxAironetBuf;
-		osCcxAironetIE.Length = sizeof(CcxAironetBuf);
-		memcpy(osCcxAironetIE.Octet, AironetIeOui,
-		       sizeof(AironetIeOui));
+		memset(ccx_aironet_buf, 0, 30);
+		os_ccx_aironet_ie.octet = ccx_aironet_buf;
+		os_ccx_aironet_ie.Length = sizeof(ccx_aironet_buf);
+		memcpy(os_ccx_aironet_ie.octet, aironet_ie_oui,
+		       sizeof(aironet_ie_oui));
 
-		osCcxAironetIE.Octet[IE_CISCO_FLAG_POSITION] |=
+		os_ccx_aironet_ie.octet[IE_CISCO_FLAG_POSITION] |=
 					 (SUPPORT_CKIP_PK | SUPPORT_CKIP_MIC);
 		tag = skb_put(skb, ckip_ie_len);
 		*tag++ = MFIE_TYPE_AIRONET;
-		*tag++ = osCcxAironetIE.Length;
-		memcpy(tag, osCcxAironetIE.Octet, osCcxAironetIE.Length);
-		tag += osCcxAironetIE.Length;
+		*tag++ = os_ccx_aironet_ie.Length;
+		memcpy(tag, os_ccx_aironet_ie.octet, os_ccx_aironet_ie.Length);
+		tag += os_ccx_aironet_ie.Length;
 	}
 
-	if (beacon->bCcxRmEnable) {
-		static const u8 CcxRmCapBuf[] = {0x00, 0x40, 0x96, 0x01, 0x01,
+	if (beacon->ccx_rm_enable) {
+		static const u8 ccx_rm_cap_buf[] = {0x00, 0x40, 0x96, 0x01, 0x01,
 			0x00};
-		struct octet_string osCcxRmCap;
+		struct octet_string os_ccx_rm_cap;
 
-		osCcxRmCap.Octet = (u8 *)CcxRmCapBuf;
-		osCcxRmCap.Length = sizeof(CcxRmCapBuf);
+		os_ccx_rm_cap.octet = (u8 *)ccx_rm_cap_buf;
+		os_ccx_rm_cap.Length = sizeof(ccx_rm_cap_buf);
 		tag = skb_put(skb, ccxrm_ie_len);
 		*tag++ = MFIE_TYPE_GENERIC;
-		*tag++ = osCcxRmCap.Length;
-		memcpy(tag, osCcxRmCap.Octet, osCcxRmCap.Length);
-		tag += osCcxRmCap.Length;
+		*tag++ = os_ccx_rm_cap.Length;
+		memcpy(tag, os_ccx_rm_cap.octet, os_ccx_rm_cap.Length);
+		tag += os_ccx_rm_cap.Length;
 	}
 
-	if (beacon->BssCcxVerNumber >= 2) {
-		u8 CcxVerNumBuf[] = {0x00, 0x40, 0x96, 0x03, 0x00};
-		struct octet_string osCcxVerNum;
+	if (beacon->bss_ccx_ver_number >= 2) {
+		u8 ccx_ver_num_buf[] = {0x00, 0x40, 0x96, 0x03, 0x00};
+		struct octet_string os_ccx_ver_num;
 
-		CcxVerNumBuf[4] = beacon->BssCcxVerNumber;
-		osCcxVerNum.Octet = CcxVerNumBuf;
-		osCcxVerNum.Length = sizeof(CcxVerNumBuf);
+		ccx_ver_num_buf[4] = beacon->bss_ccx_ver_number;
+		os_ccx_ver_num.octet = ccx_ver_num_buf;
+		os_ccx_ver_num.Length = sizeof(ccx_ver_num_buf);
 		tag = skb_put(skb, cxvernum_ie_len);
 		*tag++ = MFIE_TYPE_GENERIC;
-		*tag++ = osCcxVerNum.Length;
-		memcpy(tag, osCcxVerNum.Octet, osCcxVerNum.Length);
-		tag += osCcxVerNum.Length;
+		*tag++ = os_ccx_ver_num.Length;
+		memcpy(tag, os_ccx_ver_num.octet, os_ccx_ver_num.Length);
+		tag += os_ccx_ver_num.Length;
 	}
 	if (ieee->ht_info->current_ht_support && ieee->ht_info->enable_ht) {
 		if (ieee->ht_info->peer_ht_spec_ver != HT_SPEC_VER_EWC) {
@@ -878,11 +877,11 @@
 	if (wpa_ie_len) {
 		skb_put_data(skb, ieee->wpa_ie, ieee->wpa_ie_len);
 
-		if (PMKCacheIdx >= 0) {
+		if (pmk_cache_idx >= 0) {
 			tag = skb_put(skb, 18);
 			*tag = 1;
 			*(tag + 1) = 0;
-			memcpy((tag + 2), &ieee->PMKIDList[PMKCacheIdx].PMKID,
+			memcpy((tag + 2), &ieee->pmkid_list[pmk_cache_idx].PMKID,
 			       16);
 		}
 	}
@@ -1072,17 +1071,16 @@
 			    ieee->ht_info->enable_ht);
 		memset(ieee->dot11ht_oper_rate_set, 0, 16);
 	}
-	ieee->link_detect_info.SlotNum = 2 * (1 +
+	ieee->link_detect_info.slot_num = 2 * (1 +
 				       ieee->current_network.beacon_interval /
 				       500);
-	if (ieee->link_detect_info.NumRecvBcnInPeriod == 0 ||
-	    ieee->link_detect_info.NumRecvDataInPeriod == 0) {
-		ieee->link_detect_info.NumRecvBcnInPeriod = 1;
-		ieee->link_detect_info.NumRecvDataInPeriod = 1;
+	if (ieee->link_detect_info.num_recv_bcn_in_period == 0 ||
+	    ieee->link_detect_info.num_recv_data_in_period == 0) {
+		ieee->link_detect_info.num_recv_bcn_in_period = 1;
+		ieee->link_detect_info.num_recv_data_in_period = 1;
 	}
-	psc->LpsIdleCount = 0;
+	psc->lps_idle_count = 0;
 	ieee->link_change(ieee->dev);
-
 }
 
 static void rtllib_sta_send_associnfo(struct rtllib_device *ieee)
@@ -1209,18 +1207,18 @@
 				    ieee->current_network.flags);
 
 			if ((rtllib_act_scanning(ieee, false)) &&
-			   !(ieee->softmac_features & IEEE_SOFTMAC_SCAN))
+			    !(ieee->softmac_features & IEEE_SOFTMAC_SCAN))
 				rtllib_stop_scan_syncro(ieee);
 
 			ht_reset_iot_setting(ieee->ht_info);
 			ieee->wmm_acm = 0;
 			if (ieee->iw_mode == IW_MODE_INFRA) {
 				/* Join the network for the first time */
-				ieee->AsocRetryCount = 0;
+				ieee->asoc_retry_count = 0;
 				if ((ieee->current_network.qos_data.supported == 1) &&
 				    ieee->current_network.bssht.bd_support_ht)
 					ht_reset_self_and_save_peer_setting(ieee,
-						 &(ieee->current_network));
+						 &ieee->current_network);
 				else
 					ieee->ht_info->current_ht_support = false;
 
@@ -1319,10 +1317,10 @@
 	   status_code == WLAN_STATUS_CAPS_UNSUPPORTED) &&
 	   ((ieee->mode == WIRELESS_MODE_G) &&
 	   (ieee->current_network.mode == WIRELESS_MODE_N_24G) &&
-	   (ieee->AsocRetryCount++ < (RT_ASOC_RETRY_LIMIT - 1)))) {
+	   (ieee->asoc_retry_count++ < (RT_ASOC_RETRY_LIMIT - 1)))) {
 		ieee->ht_info->iot_action |= HT_IOT_ACT_PURE_N_MODE;
 	} else {
-		ieee->AsocRetryCount = 0;
+		ieee->asoc_retry_count = 0;
 	}
 
 	return le16_to_cpu(response_head->status);
@@ -1351,8 +1349,8 @@
 	u8 dtim;
 	struct rt_pwr_save_ctrl *psc = &ieee->pwr_save_ctrl;
 
-	if (ieee->LPSDelayCnt) {
-		ieee->LPSDelayCnt--;
+	if (ieee->lps_delay_cnt) {
+		ieee->lps_delay_cnt--;
 		return 0;
 	}
 
@@ -1378,45 +1376,45 @@
 		return 0;
 
 	if (time) {
-		if (ieee->bAwakePktSent) {
-			psc->LPSAwakeIntvl = 1;
+		if (ieee->awake_pkt_sent) {
+			psc->lps_awake_intvl = 1;
 		} else {
-			u8 MaxPeriod = 5;
+			u8 max_period = 5;
 
-			if (psc->LPSAwakeIntvl == 0)
-				psc->LPSAwakeIntvl = 1;
-			psc->LPSAwakeIntvl = (psc->LPSAwakeIntvl >=
-					       MaxPeriod) ? MaxPeriod :
-					       (psc->LPSAwakeIntvl + 1);
+			if (psc->lps_awake_intvl == 0)
+				psc->lps_awake_intvl = 1;
+			psc->lps_awake_intvl = (psc->lps_awake_intvl >=
+					       max_period) ? max_period :
+					       (psc->lps_awake_intvl + 1);
 		}
 		{
-			u8 LPSAwakeIntvl_tmp = 0;
+			u8 lps_awake_intvl_tmp = 0;
 			u8 period = ieee->current_network.dtim_period;
 			u8 count = ieee->current_network.tim.tim_count;
 
 			if (count == 0) {
-				if (psc->LPSAwakeIntvl > period)
-					LPSAwakeIntvl_tmp = period +
-						 (psc->LPSAwakeIntvl -
+				if (psc->lps_awake_intvl > period)
+					lps_awake_intvl_tmp = period +
+						 (psc->lps_awake_intvl -
 						 period) -
-						 ((psc->LPSAwakeIntvl - period) %
+						 ((psc->lps_awake_intvl - period) %
 						 period);
 				else
-					LPSAwakeIntvl_tmp = psc->LPSAwakeIntvl;
+					lps_awake_intvl_tmp = psc->lps_awake_intvl;
 
 			} else {
-				if (psc->LPSAwakeIntvl >
+				if (psc->lps_awake_intvl >
 				    ieee->current_network.tim.tim_count)
-					LPSAwakeIntvl_tmp = count +
-					(psc->LPSAwakeIntvl - count) -
-					((psc->LPSAwakeIntvl - count) % period);
+					lps_awake_intvl_tmp = count +
+					(psc->lps_awake_intvl - count) -
+					((psc->lps_awake_intvl - count) % period);
 				else
-					LPSAwakeIntvl_tmp = psc->LPSAwakeIntvl;
+					lps_awake_intvl_tmp = psc->lps_awake_intvl;
 			}
 
 		*time = ieee->current_network.last_dtim_sta_time
 			+ msecs_to_jiffies(ieee->current_network.beacon_interval *
-			LPSAwakeIntvl_tmp);
+			lps_awake_intvl_tmp);
 	}
 	}
 
@@ -1461,7 +1459,7 @@
 			spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags2);
 		}
 
-		ieee->bAwakePktSent = false;
+		ieee->awake_pkt_sent = false;
 
 	} else if (sleep == 2) {
 		spin_lock_irqsave(&ieee->mgmt_tx_lock, flags2);
@@ -1553,10 +1551,10 @@
 	case ACT_CAT_BA:
 		switch (*act) {
 		case ACT_ADDBAREQ:
-			rtllib_rx_ADDBAReq(ieee, skb);
+			rtllib_rx_add_ba_req(ieee, skb);
 			break;
 		case ACT_ADDBARSP:
-			rtllib_rx_ADDBARsp(ieee, skb);
+			rtllib_rx_add_ba_rsp(ieee, skb);
 			break;
 		case ACT_DELBA:
 			rtllib_rx_DELBA(ieee, skb);
@@ -1606,10 +1604,10 @@
 					kfree(network);
 					return 1;
 				}
-				memcpy(ieee->ht_info->PeerHTCapBuf,
+				memcpy(ieee->ht_info->peer_ht_cap_buf,
 				       network->bssht.bd_ht_cap_buf,
 				       network->bssht.bd_ht_cap_len);
-				memcpy(ieee->ht_info->PeerHTInfoBuf,
+				memcpy(ieee->ht_info->peer_ht_info_buf,
 				       network->bssht.bd_ht_info_buf,
 				       network->bssht.bd_ht_info_len);
 				ieee->handle_assoc_response(ieee->dev,
@@ -1634,7 +1632,7 @@
 			netdev_info(ieee->dev,
 				    "Association response status code 0x%x\n",
 				    errcode);
-			if (ieee->AsocRetryCount < RT_ASOC_RETRY_LIMIT)
+			if (ieee->asoc_retry_count < RT_ASOC_RETRY_LIMIT)
 				schedule_delayed_work(&ieee->associate_procedure_wq, 0);
 			else
 				rtllib_associate_abort(ieee);
@@ -1648,7 +1646,7 @@
 	int errcode;
 	u8 *challenge;
 	int chlen = 0;
-	bool bSupportNmode = true, bHalfSupportNmode = false;
+	bool support_nmode = true, half_support_nmode = false;
 
 	errcode = auth_parse(ieee->dev, skb, &challenge, &chlen);
 
@@ -1664,18 +1662,18 @@
 		ieee->link_state = RTLLIB_ASSOCIATING_AUTHENTICATED;
 		ieee->softmac_stats.rx_auth_rs_ok++;
 		if (!(ieee->ht_info->iot_action & HT_IOT_ACT_PURE_N_MODE)) {
-			if (!ieee->GetNmodeSupportBySecCfg(ieee->dev)) {
+			if (!ieee->get_nmode_support_by_sec_cfg(ieee->dev)) {
 				if (is_ht_half_nmode_aps(ieee)) {
-					bSupportNmode = true;
-					bHalfSupportNmode = true;
+					support_nmode = true;
+					half_support_nmode = true;
 				} else {
-					bSupportNmode = false;
-					bHalfSupportNmode = false;
+					support_nmode = false;
+					half_support_nmode = false;
 				}
 			}
 		}
 		/* Dummy wirless mode setting to avoid encryption issue */
-		if (bSupportNmode) {
+		if (support_nmode) {
 			ieee->set_wireless_mode(ieee->dev,
 					      ieee->current_network.mode);
 		} else {
@@ -1684,11 +1682,11 @@
 		}
 
 		if ((ieee->current_network.mode == WIRELESS_MODE_N_24G) &&
-		    bHalfSupportNmode) {
+		    half_support_nmode) {
 			netdev_info(ieee->dev, "======>enter half N mode\n");
-			ieee->bHalfWirelessN24GMode = true;
+			ieee->half_wireless_n24g_mode = true;
 		} else {
-			ieee->bHalfWirelessN24GMode = false;
+			ieee->half_wireless_n24g_mode = false;
 		}
 		rtllib_associate_step2(ieee);
 	} else {
@@ -1734,13 +1732,11 @@
 		ieee->link_state = RTLLIB_ASSOCIATING;
 		ieee->softmac_stats.reassoc++;
 		ieee->is_roaming = true;
-		ieee->link_detect_info.bBusyTraffic = false;
+		ieee->link_detect_info.busy_traffic = false;
 		rtllib_disassociate(ieee);
-		RemovePeerTS(ieee, header->addr2);
-		if (!(ieee->rtllib_ap_sec_type(ieee) &
-		    (SEC_ALG_CCMP | SEC_ALG_TKIP)))
-			schedule_delayed_work(
-				       &ieee->associate_procedure_wq, 5);
+		remove_peer_ts(ieee, header->addr2);
+		if (!(ieee->rtllib_ap_sec_type(ieee) & (SEC_ALG_CCMP | SEC_ALG_TKIP)))
+			schedule_delayed_work(&ieee->associate_procedure_wq, 5);
 	}
 	return 0;
 }
@@ -1816,7 +1812,7 @@
 	/* update the tx status */
 	tcb_desc = (struct cb_desc *)(txb->fragments[0]->cb +
 		   MAX_DEV_ADDR_SIZE);
-	if (tcb_desc->bMulticast)
+	if (tcb_desc->multicast)
 		ieee->stats.multicast++;
 
 	/* if xmit available, just xmit it immediately, else just insert it to
@@ -1998,11 +1994,11 @@
 
 	if (ieee->link_state == MAC80211_LINKED) {
 		if (ieee->iw_mode == IW_MODE_INFRA)
-			SendDisassociation(ieee, 1, WLAN_REASON_DEAUTH_LEAVING);
+			send_disassociation(ieee, 1, WLAN_REASON_DEAUTH_LEAVING);
 		rtllib_disassociate(ieee);
 	}
 
-	RemoveAllTS(ieee);
+	remove_all_ts(ieee);
 	ieee->proto_stoppping = 0;
 
 	kfree(ieee->assocreq_ies);
@@ -2072,13 +2068,13 @@
 	for (i = 0; i < 5; i++)
 		ieee->seq_ctrl[i] = 0;
 
-	ieee->link_detect_info.SlotIndex = 0;
-	ieee->link_detect_info.SlotNum = 2;
-	ieee->link_detect_info.NumRecvBcnInPeriod = 0;
-	ieee->link_detect_info.NumRecvDataInPeriod = 0;
+	ieee->link_detect_info.slot_index = 0;
+	ieee->link_detect_info.slot_num = 2;
+	ieee->link_detect_info.num_recv_bcn_in_period = 0;
+	ieee->link_detect_info.num_recv_data_in_period = 0;
 	ieee->link_detect_info.num_tx_ok_in_period = 0;
 	ieee->link_detect_info.num_rx_ok_in_period = 0;
-	ieee->link_detect_info.NumRxUnicastOkInPeriod = 0;
+	ieee->link_detect_info.num_rx_unicast_ok_in_period = 0;
 	ieee->is_aggregate_frame = false;
 	ieee->assoc_id = 0;
 	ieee->queue_stop = 0;
@@ -2101,7 +2097,7 @@
 	ieee->reg_dot11tx_ht_oper_rate_set[1] = 0xff;
 	ieee->reg_dot11tx_ht_oper_rate_set[4] = 0x01;
 
-	ieee->FirstIe_InScan = false;
+	ieee->first_ie_in_scan = false;
 	ieee->actscanning = false;
 	ieee->beinretry = false;
 	ieee->is_set_key = false;
@@ -2148,7 +2144,7 @@
 
 static inline struct sk_buff *
 rtllib_disauth_skb(struct rtllib_network *beacon,
-		   struct rtllib_device *ieee, u16 asRsn)
+		   struct rtllib_device *ieee, u16 rsn)
 {
 	struct sk_buff *skb;
 	struct rtllib_disauth *disauth;
@@ -2168,13 +2164,13 @@
 	ether_addr_copy(disauth->header.addr2, ieee->dev->dev_addr);
 	ether_addr_copy(disauth->header.addr3, beacon->bssid);
 
-	disauth->reason = cpu_to_le16(asRsn);
+	disauth->reason = cpu_to_le16(rsn);
 	return skb;
 }
 
 static inline struct sk_buff *
 rtllib_disassociate_skb(struct rtllib_network *beacon,
-			struct rtllib_device *ieee, u16 asRsn)
+			struct rtllib_device *ieee, u16 rsn)
 {
 	struct sk_buff *skb;
 	struct rtllib_disassoc *disass;
@@ -2195,19 +2191,19 @@
 	ether_addr_copy(disass->header.addr2, ieee->dev->dev_addr);
 	ether_addr_copy(disass->header.addr3, beacon->bssid);
 
-	disass->reason = cpu_to_le16(asRsn);
+	disass->reason = cpu_to_le16(rsn);
 	return skb;
 }
 
-void SendDisassociation(struct rtllib_device *ieee, bool deauth, u16 asRsn)
+void send_disassociation(struct rtllib_device *ieee, bool deauth, u16 rsn)
 {
 	struct rtllib_network *beacon = &ieee->current_network;
 	struct sk_buff *skb;
 
 	if (deauth)
-		skb = rtllib_disauth_skb(beacon, ieee, asRsn);
+		skb = rtllib_disauth_skb(beacon, ieee, rsn);
 	else
-		skb = rtllib_disassociate_skb(beacon, ieee, asRsn);
+		skb = rtllib_disassociate_skb(beacon, ieee, rsn);
 
 	if (skb)
 		softmac_mgmt_xmit(skb, ieee);
@@ -2241,56 +2237,56 @@
 	}
 }
 
-static void rtllib_MlmeDisassociateRequest(struct rtllib_device *rtllib,
-					   u8 *asSta, u8 asRsn)
+static void rtllib_mlme_disassociate_request(struct rtllib_device *rtllib,
+					     u8 *addr, u8 rsn)
 {
 	u8 i;
 	u8	op_mode;
 
-	RemovePeerTS(rtllib, asSta);
+	remove_peer_ts(rtllib, addr);
 
-	if (memcmp(rtllib->current_network.bssid, asSta, 6) == 0) {
+	if (memcmp(rtllib->current_network.bssid, addr, 6) == 0) {
 		rtllib->link_state = MAC80211_NOLINK;
 
 		for (i = 0; i < 6; i++)
 			rtllib->current_network.bssid[i] = 0x22;
 		op_mode = RT_OP_MODE_NO_LINK;
 		rtllib->op_mode = RT_OP_MODE_NO_LINK;
-		rtllib->SetHwRegHandler(rtllib->dev, HW_VAR_MEDIA_STATUS,
+		rtllib->set_hw_reg_handler(rtllib->dev, HW_VAR_MEDIA_STATUS,
 					(u8 *)(&op_mode));
 		rtllib_disassociate(rtllib);
 
-		rtllib->SetHwRegHandler(rtllib->dev, HW_VAR_BSSID,
+		rtllib->set_hw_reg_handler(rtllib->dev, HW_VAR_BSSID,
 					rtllib->current_network.bssid);
 	}
 }
 
-static void rtllib_MgntDisconnectAP(struct rtllib_device *rtllib, u8 asRsn)
+static void rtllib_mgnt_disconnect_ap(struct rtllib_device *rtllib, u8 rsn)
 {
-	bool bFilterOutNonAssociatedBSSID = false;
+	bool filter_out_nonassociated_bssid = false;
 
-	bFilterOutNonAssociatedBSSID = false;
-	rtllib->SetHwRegHandler(rtllib->dev, HW_VAR_CECHK_BSSID,
-				(u8 *)(&bFilterOutNonAssociatedBSSID));
-	rtllib_MlmeDisassociateRequest(rtllib, rtllib->current_network.bssid,
-				       asRsn);
+	filter_out_nonassociated_bssid = false;
+	rtllib->set_hw_reg_handler(rtllib->dev, HW_VAR_CECHK_BSSID,
+				(u8 *)(&filter_out_nonassociated_bssid));
+	rtllib_mlme_disassociate_request(rtllib, rtllib->current_network.bssid,
+					 rsn);
 
 	rtllib->link_state = MAC80211_NOLINK;
 }
 
-bool rtllib_MgntDisconnect(struct rtllib_device *rtllib, u8 asRsn)
+bool rtllib_mgnt_disconnect(struct rtllib_device *rtllib, u8 rsn)
 {
 	if (rtllib->ps != RTLLIB_PS_DISABLED)
 		rtllib->sta_wake_up(rtllib->dev);
 
 	if (rtllib->link_state == MAC80211_LINKED) {
 		if (rtllib->iw_mode == IW_MODE_INFRA)
-			rtllib_MgntDisconnectAP(rtllib, asRsn);
+			rtllib_mgnt_disconnect_ap(rtllib, rsn);
 	}
 
 	return true;
 }
-EXPORT_SYMBOL(rtllib_MgntDisconnect);
+EXPORT_SYMBOL(rtllib_mgnt_disconnect);
 
 void notify_wx_assoc_event(struct rtllib_device *ieee)
 {
diff --git a/drivers/staging/rtl8192e/rtllib_softmac_wx.c b/drivers/staging/rtl8192e/rtllib_softmac_wx.c
index 2afa701e5..d6bc74b 100644
--- a/drivers/staging/rtl8192e/rtllib_softmac_wx.c
+++ b/drivers/staging/rtl8192e/rtllib_softmac_wx.c
@@ -347,10 +347,10 @@
 	/* Notify AP that I wake up again */
 	rtllib_sta_ps_send_null_frame(ieee, 0);
 
-	if (ieee->link_detect_info.NumRecvBcnInPeriod == 0 ||
-	    ieee->link_detect_info.NumRecvDataInPeriod == 0) {
-		ieee->link_detect_info.NumRecvBcnInPeriod = 1;
-		ieee->link_detect_info.NumRecvDataInPeriod = 1;
+	if (ieee->link_detect_info.num_recv_bcn_in_period == 0 ||
+	    ieee->link_detect_info.num_recv_data_in_period == 0) {
+		ieee->link_detect_info.num_recv_bcn_in_period = 1;
+		ieee->link_detect_info.num_recv_data_in_period = 1;
 	}
 	rtllib_wake_all_queues(ieee);
 
diff --git a/drivers/staging/rtl8192e/rtllib_tx.c b/drivers/staging/rtl8192e/rtllib_tx.c
index f7098a2..54100dd 100644
--- a/drivers/staging/rtl8192e/rtllib_tx.c
+++ b/drivers/staging/rtl8192e/rtllib_tx.c
@@ -286,7 +286,7 @@
 	if (ht_info->iot_action & HT_IOT_ACT_TX_NO_AGGREGATION)
 		return;
 
-	if (!ieee->GetNmodeSupportBySecCfg(ieee->dev))
+	if (!ieee->get_nmode_support_by_sec_cfg(ieee->dev))
 		return;
 	if (ht_info->current_ampdu_enable) {
 		if (!rtllib_get_ts(ieee, (struct ts_common_info **)(&ts), hdr->addr1,
@@ -356,7 +356,7 @@
 	if (!ht_info->current_ht_support || !ht_info->enable_ht)
 		return;
 
-	if (tcb_desc->bMulticast || tcb_desc->bBroadcast)
+	if (tcb_desc->multicast || tcb_desc->bBroadcast)
 		return;
 
 	if ((tcb_desc->data_rate & 0x80) == 0)
@@ -378,7 +378,7 @@
 	tcb_desc->RTSSC				= 0;
 	tcb_desc->bRTSBW			= false;
 
-	if (tcb_desc->bBroadcast || tcb_desc->bMulticast)
+	if (tcb_desc->bBroadcast || tcb_desc->multicast)
 		return;
 
 	if (is_broadcast_ether_addr(skb->data + 16))
@@ -595,14 +595,14 @@
 				   ((((u8 *)udp)[1] == 67) &&
 				   (((u8 *)udp)[3] == 68))) {
 					bdhcp = true;
-					ieee->LPSDelayCnt = 200;
+					ieee->lps_delay_cnt = 200;
 				}
 			}
 		} else if (ether_type == ETH_P_ARP) {
 			netdev_info(ieee->dev,
 				    "=================>DHCP Protocol start tx ARP pkt!!\n");
 			bdhcp = true;
-			ieee->LPSDelayCnt =
+			ieee->lps_delay_cnt =
 				 ieee->current_network.tim.tim_count;
 		}
 	}
@@ -832,7 +832,7 @@
 			if (ieee->ht_info->iot_action &
 			    HT_IOT_ACT_WA_IOT_Broadcom) {
 				tcb_desc->data_rate =
-					 MgntQuery_TxRateExcludeCCKRates(ieee);
+					 mgnt_query_tx_rate_exclude_cck_rates(ieee);
 				tcb_desc->tx_dis_rate_fallback = false;
 			} else {
 				tcb_desc->data_rate = ieee->basic_rate;
@@ -843,11 +843,11 @@
 			tcb_desc->tx_use_drv_assinged_rate = 1;
 		} else {
 			if (is_multicast_ether_addr(header.addr1))
-				tcb_desc->bMulticast = 1;
+				tcb_desc->multicast = 1;
 			if (is_broadcast_ether_addr(header.addr1))
 				tcb_desc->bBroadcast = 1;
 			rtllib_txrate_selectmode(ieee, tcb_desc);
-			if (tcb_desc->bMulticast ||  tcb_desc->bBroadcast)
+			if (tcb_desc->multicast ||  tcb_desc->bBroadcast)
 				tcb_desc->data_rate = ieee->basic_rate;
 			else
 				tcb_desc->data_rate = rtllib_current_rate(ieee);
@@ -856,7 +856,7 @@
 				if (ieee->ht_info->iot_action &
 				    HT_IOT_ACT_WA_IOT_Broadcom) {
 					tcb_desc->data_rate =
-					   MgntQuery_TxRateExcludeCCKRates(ieee);
+					   mgnt_query_tx_rate_exclude_cck_rates(ieee);
 					tcb_desc->tx_dis_rate_fallback = false;
 				} else {
 					tcb_desc->data_rate = MGN_1M;
diff --git a/drivers/staging/rtl8192e/rtllib_wx.c b/drivers/staging/rtl8192e/rtllib_wx.c
index f92ec0f..55a3e42 100644
--- a/drivers/staging/rtl8192e/rtllib_wx.c
+++ b/drivers/staging/rtl8192e/rtllib_wx.c
@@ -636,7 +636,7 @@
 
 		ieee->cannot_notify = true;
 
-		SendDisassociation(ieee, deauth, mlme->reason_code);
+		send_disassociation(ieee, deauth, mlme->reason_code);
 		rtllib_disassociate(ieee);
 
 		ieee->wap_set = 0;
diff --git a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
index 30e7457..b89e88d 100644
--- a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
+++ b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
@@ -1035,8 +1035,8 @@
 	u16 wpa_len = 0, rsn_len = 0;
 	struct HT_info_element *pht_info = NULL;
 	struct ieee80211_ht_cap *pht_cap = NULL;
-	unsigned int		len;
-	unsigned char 	*p;
+	unsigned int len;
+	unsigned char *p;
 	__le16 le_cap;
 
 	memcpy((u8 *)&le_cap, rtw_get_capability_from_ie(pnetwork->network.ies), 2);
diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme.c b/drivers/staging/rtl8723bs/core/rtw_mlme.c
index b221913..bfb27f9 100644
--- a/drivers/staging/rtl8723bs/core/rtw_mlme.c
+++ b/drivers/staging/rtl8723bs/core/rtw_mlme.c
@@ -169,7 +169,6 @@
 {
 	unsigned int delta_time;
 	u32 lifetime = SCANQUEUE_LIFETIME;
-/* 	_irqL irqL; */
 	struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
 
 	if (!pnetwork)
@@ -389,7 +388,6 @@
 	d_cap = le16_to_cpu(tmpd);
 
 	return (src->ssid.ssid_length == dst->ssid.ssid_length) &&
-		/* 	(src->configuration.ds_config == dst->configuration.ds_config) && */
 			((!memcmp(src->mac_address, dst->mac_address, ETH_ALEN))) &&
 			((!memcmp(src->ssid.ssid, dst->ssid.ssid, src->ssid.ssid_length))) &&
 			((s_cap & WLAN_CAPABILITY_IBSS) ==
@@ -1548,9 +1546,9 @@
 				int do_join_r;
 
 				do_join_r = rtw_do_join(adapter);
-				if (do_join_r != _SUCCESS) {
+				if (do_join_r != _SUCCESS)
 					continue;
-				}
+
 				break;
 			} else {
 				rtw_indicate_disconnect(adapter);
@@ -2432,9 +2430,8 @@
 		return;
 
 	/* maybe needs check if ap supports rx ampdu. */
-	if (!(phtpriv->ampdu_enable) && pregistrypriv->ampdu_enable == 1) {
+	if (!(phtpriv->ampdu_enable) && pregistrypriv->ampdu_enable == 1)
 		phtpriv->ampdu_enable = true;
-	}
 
 	/* check Max Rx A-MPDU Size */
 	len = 0;
diff --git a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c
index 1593980..0145c4d 100644
--- a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c
+++ b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c
@@ -127,9 +127,8 @@
 	phead = get_list_head(&pstapriv->free_sta_queue);
 	plist = get_next(phead);
 
-	while (phead != plist) {
+	while (phead != plist)
 		plist = get_next(plist);
-	}
 
 	spin_unlock_bh(&pstapriv->sta_hash_lock);
 }
diff --git a/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c b/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c
index c5219a4..7a5c3a9 100644
--- a/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c
+++ b/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c
@@ -954,7 +954,7 @@
 #endif
 	u16 efuse_addr = 0;
 	u16 start_addr = 0; /*  for debug */
-	u8 hoffset = 0, hworden = 0;
+	u8 hworden = 0;
 	u8 efuse_data, word_cnts = 0;
 	u32 count = 0; /*  for debug */
 
@@ -1001,16 +1001,13 @@
 		}
 
 		if (EXT_HEADER(efuse_data)) {
-			hoffset = GET_HDR_OFFSET_2_0(efuse_data);
 			efuse_addr++;
 			efuse_OneByteRead(padapter, efuse_addr, &efuse_data, bPseudoTest);
 			if (ALL_WORDS_DISABLED(efuse_data))
 				continue;
 
-			hoffset |= ((efuse_data & 0xF0) >> 1);
 			hworden = efuse_data & 0x0F;
 		} else {
-			hoffset = (efuse_data>>4) & 0x0F;
 			hworden = efuse_data & 0x0F;
 		}
 
@@ -1047,7 +1044,7 @@
 	u16 btusedbytes;
 	u16 efuse_addr;
 	u8 bank, startBank;
-	u8 hoffset = 0, hworden = 0;
+	u8 hworden = 0;
 	u8 efuse_data, word_cnts = 0;
 	u16 retU2 = 0;
 
@@ -1085,7 +1082,6 @@
 				break;
 
 			if (EXT_HEADER(efuse_data)) {
-				hoffset = GET_HDR_OFFSET_2_0(efuse_data);
 				efuse_addr++;
 				efuse_OneByteRead(padapter, efuse_addr, &efuse_data, bPseudoTest);
 
@@ -1094,11 +1090,8 @@
 					continue;
 				}
 
-/* 				hoffset = ((hoffset & 0xE0) >> 5) | ((efuse_data & 0xF0) >> 1); */
-				hoffset |= ((efuse_data & 0xF0) >> 1);
 				hworden = efuse_data & 0x0F;
 			} else {
-				hoffset = (efuse_data>>4) & 0x0F;
 				hworden =  efuse_data & 0x0F;
 			}
 
@@ -1114,18 +1107,15 @@
 	) {
 			if (efuse_data != 0xFF) {
 				if ((efuse_data&0x1F) == 0x0F) { /* extended header */
-					hoffset = efuse_data;
 					efuse_addr++;
 					efuse_OneByteRead(padapter, efuse_addr, &efuse_data, bPseudoTest);
 					if ((efuse_data & 0x0F) == 0x0F) {
 						efuse_addr++;
 						continue;
 					} else {
-						hoffset = ((hoffset & 0xE0) >> 5) | ((efuse_data & 0xF0) >> 1);
 						hworden = efuse_data & 0x0F;
 					}
 				} else {
-					hoffset = (efuse_data>>4) & 0x0F;
 					hworden =  efuse_data & 0x0F;
 				}
 				word_cnts = Efuse_CalculateWordCnts(hworden);
diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
index 1ff763c..65a450f 100644
--- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
+++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
@@ -1259,8 +1259,7 @@
 		goto check_need_indicate_scan_done;
 	}
 
-	ssid = kzalloc(RTW_SSID_SCAN_AMOUNT * sizeof(struct ndis_802_11_ssid),
-		       GFP_KERNEL);
+	ssid = kcalloc(RTW_SSID_SCAN_AMOUNT, sizeof(*ssid), GFP_KERNEL);
 	if (!ssid) {
 		ret = -ENOMEM;
 		goto check_need_indicate_scan_done;
diff --git a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c
index e6e8978..c3ba490 100644
--- a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c
+++ b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c
@@ -350,12 +350,11 @@
 			if (is_capturing(dev)) {
 				v4l2_dbg(1, bcm2835_v4l2_debug, &dev->v4l2_dev,
 					 "Grab another frame");
-				vchiq_mmal_port_parameter_set(
-					instance,
-					dev->capture.camera_port,
-					MMAL_PARAMETER_CAPTURE,
-					&dev->capture.frame_count,
-					sizeof(dev->capture.frame_count));
+				vchiq_mmal_port_parameter_set(instance,
+							      dev->capture.camera_port,
+							      MMAL_PARAMETER_CAPTURE,
+							      &dev->capture.frame_count,
+							      sizeof(dev->capture.frame_count));
 			}
 			if (vchiq_mmal_submit_buffer(instance, port,
 						     &buf->mmal))
@@ -406,12 +405,11 @@
 	    is_capturing(dev)) {
 		v4l2_dbg(1, bcm2835_v4l2_debug, &dev->v4l2_dev,
 			 "Grab another frame as buffer has EOS");
-		vchiq_mmal_port_parameter_set(
-			instance,
-			dev->capture.camera_port,
-			MMAL_PARAMETER_CAPTURE,
-			&dev->capture.frame_count,
-			sizeof(dev->capture.frame_count));
+		vchiq_mmal_port_parameter_set(instance,
+					      dev->capture.camera_port,
+					      MMAL_PARAMETER_CAPTURE,
+					      &dev->capture.frame_count,
+					      sizeof(dev->capture.frame_count));
 	}
 }
 
@@ -420,11 +418,10 @@
 	int ret;
 
 	if (!dev->camera_use_count) {
-		ret = vchiq_mmal_port_parameter_set(
-			dev->instance,
-			&dev->component[COMP_CAMERA]->control,
-			MMAL_PARAMETER_CAMERA_NUM, &dev->camera_num,
-			sizeof(dev->camera_num));
+		ret = vchiq_mmal_port_parameter_set(dev->instance,
+						    &dev->component[COMP_CAMERA]->control,
+						    MMAL_PARAMETER_CAMERA_NUM, &dev->camera_num,
+						    sizeof(dev->camera_num));
 		if (ret < 0) {
 			v4l2_err(&dev->v4l2_dev,
 				 "Failed setting camera num, ret %d\n", ret);
@@ -468,11 +465,11 @@
 				 "Failed disabling camera, ret %d\n", ret);
 			return -EINVAL;
 		}
-		vchiq_mmal_port_parameter_set(
-			dev->instance,
-			&dev->component[COMP_CAMERA]->control,
-			MMAL_PARAMETER_CAMERA_NUM, &i,
-			sizeof(i));
+		vchiq_mmal_port_parameter_set(dev->instance,
+					      &dev->component[COMP_CAMERA]->control,
+					      MMAL_PARAMETER_CAMERA_NUM,
+					      &i,
+					      sizeof(i));
 	}
 	v4l2_dbg(1, bcm2835_v4l2_debug, &dev->v4l2_dev,
 		 "Camera refcount now %d\n", dev->camera_use_count);
@@ -786,9 +783,8 @@
 			ret = vchiq_mmal_port_connect_tunnel(dev->instance, src,
 							     NULL);
 		if (ret >= 0)
-			ret = vchiq_mmal_component_disable(
-					dev->instance,
-					dev->component[COMP_PREVIEW]);
+			ret = vchiq_mmal_component_disable(dev->instance,
+							   dev->component[COMP_PREVIEW]);
 
 		disable_camera(dev);
 		return ret;
@@ -1006,7 +1002,6 @@
 	return 0;
 }
 
-
 static int mmal_setup_video_component(struct bcm2835_mmal_dev *dev,
 				      struct v4l2_format *f)
 {
@@ -1042,8 +1037,8 @@
 
 	if (overlay_enabled) {
 		ret = vchiq_mmal_port_connect_tunnel(dev->instance,
-				preview_port,
-				&dev->component[COMP_PREVIEW]->input[0]);
+						     preview_port,
+						     &dev->component[COMP_PREVIEW]->input[0]);
 		if (ret)
 			return ret;
 
@@ -1720,11 +1715,11 @@
 	{
 		unsigned int enable = 1;
 
-		vchiq_mmal_port_parameter_set(
-			dev->instance,
-			&dev->component[COMP_VIDEO_ENCODE]->control,
-			MMAL_PARAMETER_VIDEO_IMMUTABLE_INPUT,
-			&enable, sizeof(enable));
+		vchiq_mmal_port_parameter_set(dev->instance,
+					      &dev->component[COMP_VIDEO_ENCODE]->control,
+					      MMAL_PARAMETER_VIDEO_IMMUTABLE_INPUT,
+					      &enable,
+					      sizeof(enable));
 
 		vchiq_mmal_port_parameter_set(dev->instance,
 					      &dev->component[COMP_VIDEO_ENCODE]->control,
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_bus.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_bus.c
index 933027e..68f830d 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_bus.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_bus.c
@@ -37,7 +37,7 @@
 	return driver->probe(device);
 }
 
-struct bus_type vchiq_bus_type = {
+const struct bus_type vchiq_bus_type = {
 	.name   = "vchiq-bus",
 	.match  = vchiq_bus_type_match,
 	.uevent = vchiq_bus_uevent,
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_bus.h b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_bus.h
index caa6fdf..4db86e7 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_bus.h
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_bus.h
@@ -34,7 +34,7 @@
 	return container_of(d, struct vchiq_driver, driver);
 }
 
-extern struct bus_type vchiq_bus_type;
+extern const struct bus_type vchiq_bus_type;
 
 struct vchiq_device *
 vchiq_device_register(struct device *parent, const char *name);
diff --git a/drivers/staging/vme_user/vme.c b/drivers/staging/vme_user/vme.c
index e9461a7..0cd370a 100644
--- a/drivers/staging/vme_user/vme.c
+++ b/drivers/staging/vme_user/vme.c
@@ -1970,7 +1970,7 @@
 		driver->remove(vdev);
 }
 
-struct bus_type vme_bus_type = {
+const struct bus_type vme_bus_type = {
 	.name = "vme",
 	.match = vme_bus_match,
 	.probe = vme_bus_probe,
diff --git a/drivers/staging/vme_user/vme.h b/drivers/staging/vme_user/vme.h
index 06504dc..26aa40f 100644
--- a/drivers/staging/vme_user/vme.h
+++ b/drivers/staging/vme_user/vme.h
@@ -81,7 +81,7 @@
 	struct list_head *entry;
 };
 
-extern struct bus_type vme_bus_type;
+extern const struct bus_type vme_bus_type;
 
 /* Number of VME interrupt vectors */
 #define VME_NUM_STATUSID	256
diff --git a/drivers/staging/vme_user/vme_tsi148.h b/drivers/staging/vme_user/vme_tsi148.h
index 4dd224d..db246cb 100644
--- a/drivers/staging/vme_user/vme_tsi148.h
+++ b/drivers/staging/vme_user/vme_tsi148.h
@@ -691,8 +691,7 @@
 
 #define TSI148_LCSR_VMCTRL_RMWEN       BIT(20)	/* RMW Enable */
 
-#define TSI148_LCSR_VMCTRL_ATO_M       (7 << 16)	/* Master Access Time-out Mask
-						 */
+#define TSI148_LCSR_VMCTRL_ATO_M       (7 << 16)	/* Master Access Time-out Mask */
 #define TSI148_LCSR_VMCTRL_ATO_32      (0 << 16)	/* 32 us */
 #define TSI148_LCSR_VMCTRL_ATO_128     BIT(16)	/* 128 us */
 #define TSI148_LCSR_VMCTRL_ATO_512     (2 << 16)	/* 512 us */
@@ -753,8 +752,7 @@
 #define TSI148_LCSR_VCTRL_DLT_16384    (0xB << 24)	/* 16384 VCLKS */
 #define TSI148_LCSR_VCTRL_DLT_32768    (0xC << 24)	/* 32768 VCLKS */
 
-#define TSI148_LCSR_VCTRL_NERBB        BIT(20)	/* No Early Release of Bus Busy
-						 */
+#define TSI148_LCSR_VCTRL_NERBB        BIT(20)	/* No Early Release of Bus Busy */
 
 #define TSI148_LCSR_VCTRL_SRESET       BIT(17)	/* System Reset */
 #define TSI148_LCSR_VCTRL_LRESET       BIT(16)	/* Local Reset */
diff --git a/drivers/staging/vt6655/card.c b/drivers/staging/vt6655/card.c
index 36183f2..688c870 100644
--- a/drivers/staging/vt6655/card.c
+++ b/drivers/staging/vt6655/card.c
@@ -81,9 +81,9 @@
  * Return Value: none
  */
 static void calculate_ofdmr_parameter(unsigned char rate,
-				       u8 bb_type,
-				       unsigned char *tx_rate,
-				       unsigned char *rsv_time)
+				      u8 bb_type,
+				      unsigned char *tx_rate,
+				      unsigned char *rsv_time)
 {
 	switch (rate) {
 	case RATE_6M:
@@ -288,7 +288,7 @@
  * Return Value: none
  */
 bool card_update_tsf(struct vnt_private *priv, unsigned char rx_rate,
-		    u64 bss_timestamp)
+		     u64 bss_timestamp)
 {
 	u64 local_tsf;
 	u64 tsf_offset = 0;
@@ -297,7 +297,7 @@
 
 	if (bss_timestamp != local_tsf) {
 		tsf_offset = card_get_tsf_offset(rx_rate, bss_timestamp,
-						local_tsf);
+						 local_tsf);
 		/* adjust TSF, HW's TSF add TSF Offset reg */
 		tsf_offset =  le64_to_cpu(tsf_offset);
 		iowrite32((u32)tsf_offset, priv->port_offset + MAC_REG_TSFOFST);
@@ -321,7 +321,7 @@
  * Return Value: true if succeed; otherwise false
  */
 bool card_set_beacon_period(struct vnt_private *priv,
-			  unsigned short beacon_interval)
+			    unsigned short beacon_interval)
 {
 	u64 next_tbtt;
 
@@ -586,61 +586,61 @@
 
 	/* RSPINF_a_6 */
 	calculate_ofdmr_parameter(RATE_6M,
-				   bb_type,
-				   &byTxRate,
-				   &byRsvTime);
+				  bb_type,
+				  &byTxRate,
+				  &byRsvTime);
 	iowrite16(MAKEWORD(byTxRate, byRsvTime), priv->port_offset + MAC_REG_RSPINF_A_6);
 	/* RSPINF_a_9 */
 	calculate_ofdmr_parameter(RATE_9M,
-				   bb_type,
-				   &byTxRate,
-				   &byRsvTime);
+				  bb_type,
+				  &byTxRate,
+				  &byRsvTime);
 	iowrite16(MAKEWORD(byTxRate, byRsvTime), priv->port_offset + MAC_REG_RSPINF_A_9);
 	/* RSPINF_a_12 */
 	calculate_ofdmr_parameter(RATE_12M,
-				   bb_type,
-				   &byTxRate,
-				   &byRsvTime);
+				  bb_type,
+				  &byTxRate,
+				  &byRsvTime);
 	iowrite16(MAKEWORD(byTxRate, byRsvTime), priv->port_offset + MAC_REG_RSPINF_A_12);
 	/* RSPINF_a_18 */
 	calculate_ofdmr_parameter(RATE_18M,
-				   bb_type,
-				   &byTxRate,
-				   &byRsvTime);
+				  bb_type,
+				  &byTxRate,
+				  &byRsvTime);
 	iowrite16(MAKEWORD(byTxRate, byRsvTime), priv->port_offset + MAC_REG_RSPINF_A_18);
 	/* RSPINF_a_24 */
 	calculate_ofdmr_parameter(RATE_24M,
-				   bb_type,
-				   &byTxRate,
-				   &byRsvTime);
+				  bb_type,
+				  &byTxRate,
+				  &byRsvTime);
 	iowrite16(MAKEWORD(byTxRate, byRsvTime), priv->port_offset + MAC_REG_RSPINF_A_24);
 	/* RSPINF_a_36 */
 	calculate_ofdmr_parameter(CARDwGetOFDMControlRate((void *)priv,
-							   RATE_36M),
-				   bb_type,
-				   &byTxRate,
-				   &byRsvTime);
+							  RATE_36M),
+				  bb_type,
+				  &byTxRate,
+				  &byRsvTime);
 	iowrite16(MAKEWORD(byTxRate, byRsvTime), priv->port_offset + MAC_REG_RSPINF_A_36);
 	/* RSPINF_a_48 */
 	calculate_ofdmr_parameter(CARDwGetOFDMControlRate((void *)priv,
-							   RATE_48M),
-				   bb_type,
-				   &byTxRate,
-				   &byRsvTime);
+							  RATE_48M),
+				  bb_type,
+				  &byTxRate,
+				  &byRsvTime);
 	iowrite16(MAKEWORD(byTxRate, byRsvTime), priv->port_offset + MAC_REG_RSPINF_A_48);
 	/* RSPINF_a_54 */
 	calculate_ofdmr_parameter(CARDwGetOFDMControlRate((void *)priv,
-							   RATE_54M),
-				   bb_type,
-				   &byTxRate,
-				   &byRsvTime);
+							  RATE_54M),
+				  bb_type,
+				  &byTxRate,
+				  &byRsvTime);
 	iowrite16(MAKEWORD(byTxRate, byRsvTime), priv->port_offset + MAC_REG_RSPINF_A_54);
 	/* RSPINF_a_72 */
 	calculate_ofdmr_parameter(CARDwGetOFDMControlRate((void *)priv,
-							   RATE_54M),
-				   bb_type,
-				   &byTxRate,
-				   &byRsvTime);
+							  RATE_54M),
+				  bb_type,
+				  &byTxRate,
+				  &byRsvTime);
 	iowrite16(MAKEWORD(byTxRate, byRsvTime), priv->port_offset + MAC_REG_RSPINF_A_72);
 	/* Set to Page0 */
 	VT6655_MAC_SELECT_PAGE0(priv->port_offset);
diff --git a/drivers/staging/vt6655/rxtx.h b/drivers/staging/vt6655/rxtx.h
index a67757c..be1e518 100644
--- a/drivers/staging/vt6655/rxtx.h
+++ b/drivers/staging/vt6655/rxtx.h
@@ -19,7 +19,6 @@
 #define DEFAULT_MSDU_LIFETIME_RES_64us	8000 /* 64us */
 #define DEFAULT_MGN_LIFETIME_RES_64us	125  /* 64us */
 
-
 /*---------------------  Export Definitions -------------------------*/
 
 /*---------------------  Export Variables  --------------------------*/
diff --git a/include/linux/greybus/greybus_protocols.h b/include/linux/greybus/greybus_protocols.h
index aeb8f92..820134b 100644
--- a/include/linux/greybus/greybus_protocols.h
+++ b/include/linux/greybus/greybus_protocols.h
@@ -232,9 +232,7 @@
 	__le32			size;
 } __packed;
 
-struct gb_fw_download_fetch_firmware_response {
-	__u8			data[0];
-} __packed;
+/* gb_fw_download_fetch_firmware_response contains no other data */
 
 /* firmware download release firmware request */
 struct gb_fw_download_release_firmware_request {
@@ -414,9 +412,7 @@
 	__le32			size;
 } __packed;
 
-struct gb_bootrom_get_firmware_response {
-	__u8			data[0];
-} __packed;
+/* gb_bootrom_get_firmware_response contains no other data */
 
 /* Bootrom protocol Ready to boot request */
 struct gb_bootrom_ready_to_boot_request {