Linux-libre 4.7.1-gnupck-4.7.1-gnu

10 files changed, 19 insertions, 901 deletions

diff --git a/drivers/net/irda/Kconfig b/drivers/net/irda/Kconfig
index a2c227bfb..e070e1222 100644
--- a/drivers/net/irda/Kconfig
+++ b/drivers/net/irda/Kconfig
@@ -394,12 +394,5 @@ config MCS_FIR
 	  To compile it as a module, choose M here: the module will be called
 	  mcs7780.
 
-config SH_IRDA
-	tristate "SuperH IrDA driver"
-	depends on IRDA
-	depends on (ARCH_SHMOBILE || COMPILE_TEST) && HAS_IOMEM
-	help
-	  Say Y here if your want to enable SuperH IrDA devices.
-
 endmenu
 
diff --git a/drivers/net/irda/Makefile b/drivers/net/irda/Makefile
index be8ab5b9a..4c344433d 100644
--- a/drivers/net/irda/Makefile
+++ b/drivers/net/irda/Makefile
@@ -19,7 +19,6 @@ obj-$(CONFIG_VIA_FIR)		+= via-ircc.o
 obj-$(CONFIG_PXA_FICP)	        += pxaficp_ir.o
 obj-$(CONFIG_MCS_FIR)	        += mcs7780.o
 obj-$(CONFIG_AU1000_FIR)	+= au1k_ir.o
-obj-$(CONFIG_SH_IRDA)		+= sh_irda.o
 # SIR drivers
 obj-$(CONFIG_IRTTY_SIR)		+= irtty-sir.o	sir-dev.o
 obj-$(CONFIG_BFIN_SIR)		+= bfin_sir.o
diff --git a/drivers/net/irda/ali-ircc.c b/drivers/net/irda/ali-ircc.c
index 64bb44d5d..c285eafd3 100644
--- a/drivers/net/irda/ali-ircc.c
+++ b/drivers/net/irda/ali-ircc.c
@@ -1427,7 +1427,7 @@ static netdev_tx_t ali_ircc_fir_hard_xmit(struct sk_buff *skb,
 		/* Check for empty frame */
 		if (!skb->len) {
 			ali_ircc_change_speed(self, speed); 
-			dev->trans_start = jiffies;
+			netif_trans_update(dev);
 			spin_unlock_irqrestore(&self->lock, flags);
 			dev_kfree_skb(skb);
 			return NETDEV_TX_OK;
@@ -1533,7 +1533,7 @@ static netdev_tx_t ali_ircc_fir_hard_xmit(struct sk_buff *skb,
 	/* Restore bank register */
 	switch_bank(iobase, BANK0);
 
-	dev->trans_start = jiffies;
+	netif_trans_update(dev);
 	spin_unlock_irqrestore(&self->lock, flags);
 	dev_kfree_skb(skb);
 
@@ -1946,7 +1946,7 @@ static netdev_tx_t ali_ircc_sir_hard_xmit(struct sk_buff *skb,
 		/* Check for empty frame */
 		if (!skb->len) {
 			ali_ircc_change_speed(self, speed); 
-			dev->trans_start = jiffies;
+			netif_trans_update(dev);
 			spin_unlock_irqrestore(&self->lock, flags);
 			dev_kfree_skb(skb);
 			return NETDEV_TX_OK;
@@ -1966,7 +1966,7 @@ static netdev_tx_t ali_ircc_sir_hard_xmit(struct sk_buff *skb,
 	/* Turn on transmit finished interrupt. Will fire immediately!  */
 	outb(UART_IER_THRI, iobase+UART_IER); 
 
-	dev->trans_start = jiffies;
+	netif_trans_update(dev);
 	spin_unlock_irqrestore(&self->lock, flags);
 
 	dev_kfree_skb(skb);
diff --git a/drivers/net/irda/bfin_sir.c b/drivers/net/irda/bfin_sir.c
index 303c4bd26..be5bb0b7f 100644
--- a/drivers/net/irda/bfin_sir.c
+++ b/drivers/net/irda/bfin_sir.c
@@ -531,7 +531,7 @@ static void bfin_sir_send_work(struct work_struct *work)
 	bfin_sir_dma_tx_chars(dev);
 #endif
 	bfin_sir_enable_tx(port);
-	dev->trans_start = jiffies;
+	netif_trans_update(dev);
 }
 
 static int bfin_sir_hard_xmit(struct sk_buff *skb, struct net_device *dev)
diff --git a/drivers/net/irda/irda-usb.c b/drivers/net/irda/irda-usb.c
index a57bd1102..e3f108c61 100644
--- a/drivers/net/irda/irda-usb.c
+++ b/drivers/net/irda/irda-usb.c
@@ -429,7 +429,7 @@ static netdev_tx_t irda_usb_hard_xmit(struct sk_buff *skb,
 			 * do an extra memcpy and increment packet counters...
 			 * Jean II */
 			irda_usb_change_speed_xbofs(self);
-			netdev->trans_start = jiffies;
+			netif_trans_update(netdev);
 			/* Will netif_wake_queue() in callback */
 			goto drop;
 		}
@@ -526,7 +526,7 @@ static netdev_tx_t irda_usb_hard_xmit(struct sk_buff *skb,
 		netdev->stats.tx_packets++;
                 netdev->stats.tx_bytes += skb->len;
 		
-		netdev->trans_start = jiffies;
+		netif_trans_update(netdev);
 	}
 	spin_unlock_irqrestore(&self->lock, flags);
 	
diff --git a/drivers/net/irda/nsc-ircc.c b/drivers/net/irda/nsc-ircc.c
index dc0dbd8dd..aaecc3baa 100644
--- a/drivers/net/irda/nsc-ircc.c
+++ b/drivers/net/irda/nsc-ircc.c
@@ -1253,7 +1253,7 @@ static void nsc_ircc_change_dongle_speed(int iobase, int speed, int dongle_id)
  */
 static __u8 nsc_ircc_change_speed(struct nsc_ircc_cb *self, __u32 speed)
 {
-	struct net_device *dev = self->netdev;
+	struct net_device *dev;
 	__u8 mcr = MCR_SIR;
 	int iobase; 
 	__u8 bank;
@@ -1263,6 +1263,7 @@ static __u8 nsc_ircc_change_speed(struct nsc_ircc_cb *self, __u32 speed)
 
 	IRDA_ASSERT(self != NULL, return 0;);
 
+	dev = self->netdev;
 	iobase = self->io.fir_base;
 
 	/* Update accounting for new speed */
@@ -1399,7 +1400,7 @@ static netdev_tx_t nsc_ircc_hard_xmit_sir(struct sk_buff *skb,
 				 * to make sure packets gets through the
 				 * proper xmit handler - Jean II */
 			}
-			dev->trans_start = jiffies;
+			netif_trans_update(dev);
 			spin_unlock_irqrestore(&self->lock, flags);
 			dev_kfree_skb(skb);
 			return NETDEV_TX_OK;
@@ -1424,7 +1425,7 @@ static netdev_tx_t nsc_ircc_hard_xmit_sir(struct sk_buff *skb,
 	/* Restore bank register */
 	outb(bank, iobase+BSR);
 
-	dev->trans_start = jiffies;
+	netif_trans_update(dev);
 	spin_unlock_irqrestore(&self->lock, flags);
 
 	dev_kfree_skb(skb);
@@ -1470,7 +1471,7 @@ static netdev_tx_t nsc_ircc_hard_xmit_fir(struct sk_buff *skb,
 				 * the speed change has been done.
 				 * Jean II */
 			}
-			dev->trans_start = jiffies;
+			netif_trans_update(dev);
 			spin_unlock_irqrestore(&self->lock, flags);
 			dev_kfree_skb(skb);
 			return NETDEV_TX_OK;
@@ -1553,7 +1554,7 @@ static netdev_tx_t nsc_ircc_hard_xmit_fir(struct sk_buff *skb,
 	/* Restore bank register */
 	outb(bank, iobase+BSR);
 
-	dev->trans_start = jiffies;
+	netif_trans_update(dev);
 	spin_unlock_irqrestore(&self->lock, flags);
 	dev_kfree_skb(skb);
 
diff --git a/drivers/net/irda/sh_irda.c b/drivers/net/irda/sh_irda.c
deleted file mode 100644
index c96b46b2c..000000000
--- a/drivers/net/irda/sh_irda.c
+++ /dev/null
@@ -1,875 +0,0 @@
-/*
- * SuperH IrDA Driver
- *
- * Copyright (C) 2010 Renesas Solutions Corp.
- * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
- *
- * Based on sh_sir.c
- * Copyright (C) 2009 Renesas Solutions Corp.
- * Copyright 2006-2009 Analog Devices Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-/*
- * CAUTION
- *
- * This driver is very simple.
- * So, it doesn't have below support now
- *  - MIR/FIR support
- *  - DMA transfer support
- *  - FIFO mode support
- */
-#include <linux/io.h>
-#include <linux/interrupt.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/pm_runtime.h>
-#include <linux/clk.h>
-#include <net/irda/wrapper.h>
-#include <net/irda/irda_device.h>
-
-#define DRIVER_NAME "sh_irda"
-
-#define __IRDARAM_LEN	0x1039
-
-#define IRTMR		0x1F00 /* Transfer mode */
-#define IRCFR		0x1F02 /* Configuration */
-#define IRCTR		0x1F04 /* IR control */
-#define IRTFLR		0x1F20 /* Transmit frame length */
-#define IRTCTR		0x1F22 /* Transmit control */
-#define IRRFLR		0x1F40 /* Receive frame length */
-#define IRRCTR		0x1F42 /* Receive control */
-#define SIRISR		0x1F60 /* SIR-UART mode interrupt source */
-#define SIRIMR		0x1F62 /* SIR-UART mode interrupt mask */
-#define SIRICR		0x1F64 /* SIR-UART mode interrupt clear */
-#define SIRBCR		0x1F68 /* SIR-UART mode baud rate count */
-#define MFIRISR		0x1F70 /* MIR/FIR mode interrupt source */
-#define MFIRIMR		0x1F72 /* MIR/FIR mode interrupt mask */
-#define MFIRICR		0x1F74 /* MIR/FIR mode interrupt clear */
-#define CRCCTR		0x1F80 /* CRC engine control */
-#define CRCIR		0x1F86 /* CRC engine input data */
-#define CRCCR		0x1F8A /* CRC engine calculation */
-#define CRCOR		0x1F8E /* CRC engine output data */
-#define FIFOCP		0x1FC0 /* FIFO current pointer */
-#define FIFOFP		0x1FC2 /* FIFO follow pointer */
-#define FIFORSMSK	0x1FC4 /* FIFO receive status mask */
-#define FIFORSOR	0x1FC6 /* FIFO receive status OR */
-#define FIFOSEL		0x1FC8 /* FIFO select */
-#define FIFORS		0x1FCA /* FIFO receive status */
-#define FIFORFL		0x1FCC /* FIFO receive frame length */
-#define FIFORAMCP	0x1FCE /* FIFO RAM current pointer */
-#define FIFORAMFP	0x1FD0 /* FIFO RAM follow pointer */
-#define BIFCTL		0x1FD2 /* BUS interface control */
-#define IRDARAM		0x0000 /* IrDA buffer RAM */
-#define IRDARAM_LEN	__IRDARAM_LEN /* - 8/16/32 (read-only for 32) */
-
-/* IRTMR */
-#define TMD_MASK	(0x3 << 14) /* Transfer Mode */
-#define TMD_SIR		(0x0 << 14)
-#define TMD_MIR		(0x3 << 14)
-#define TMD_FIR		(0x2 << 14)
-
-#define FIFORIM		(1 << 8) /* FIFO receive interrupt mask */
-#define MIM		(1 << 4) /* MIR/FIR Interrupt Mask */
-#define SIM		(1 << 0) /* SIR Interrupt Mask */
-#define xIM_MASK	(FIFORIM | MIM | SIM)
-
-/* IRCFR */
-#define RTO_SHIFT	8 /* shift for Receive Timeout */
-#define RTO		(0x3 << RTO_SHIFT)
-
-/* IRTCTR */
-#define ARMOD		(1 << 15) /* Auto-Receive Mode */
-#define TE		(1 <<  0) /* Transmit Enable */
-
-/* IRRFLR */
-#define RFL_MASK	(0x1FFF) /* mask for Receive Frame Length */
-
-/* IRRCTR */
-#define RE		(1 <<  0) /* Receive Enable */
-
-/*
- * SIRISR,  SIRIMR,  SIRICR,
- * MFIRISR, MFIRIMR, MFIRICR
- */
-#define FRE		(1 << 15) /* Frame Receive End */
-#define TROV		(1 << 11) /* Transfer Area Overflow */
-#define xIR_9		(1 << 9)
-#define TOT		xIR_9     /* for SIR     Timeout */
-#define ABTD		xIR_9     /* for MIR/FIR Abort Detection */
-#define xIR_8		(1 << 8)
-#define FER		xIR_8     /* for SIR     Framing Error */
-#define CRCER		xIR_8     /* for MIR/FIR CRC error */
-#define FTE		(1 << 7)  /* Frame Transmit End */
-#define xIR_MASK	(FRE | TROV | xIR_9 | xIR_8 | FTE)
-
-/* SIRBCR */
-#define BRC_MASK	(0x3F) /* mask for Baud Rate Count */
-
-/* CRCCTR */
-#define CRC_RST		(1 << 15) /* CRC Engine Reset */
-#define CRC_CT_MASK	0x0FFF    /* mask for CRC Engine Input Data Count */
-
-/* CRCIR */
-#define CRC_IN_MASK	0x0FFF    /* mask for CRC Engine Input Data */
-
-/************************************************************************
-
-
-			enum / structure
-
-
-************************************************************************/
-enum sh_irda_mode {
-	SH_IRDA_NONE = 0,
-	SH_IRDA_SIR,
-	SH_IRDA_MIR,
-	SH_IRDA_FIR,
-};
-
-struct sh_irda_self;
-struct sh_irda_xir_func {
-	int (*xir_fre)	(struct sh_irda_self *self);
-	int (*xir_trov)	(struct sh_irda_self *self);
-	int (*xir_9)	(struct sh_irda_self *self);
-	int (*xir_8)	(struct sh_irda_self *self);
-	int (*xir_fte)	(struct sh_irda_self *self);
-};
-
-struct sh_irda_self {
-	void __iomem		*membase;
-	unsigned int		irq;
-	struct platform_device	*pdev;
-
-	struct net_device	*ndev;
-
-	struct irlap_cb		*irlap;
-	struct qos_info		qos;
-
-	iobuff_t		tx_buff;
-	iobuff_t		rx_buff;
-
-	enum sh_irda_mode	mode;
-	spinlock_t		lock;
-
-	struct sh_irda_xir_func	*xir_func;
-};
-
-/************************************************************************
-
-
-			common function
-
-
-************************************************************************/
-static void sh_irda_write(struct sh_irda_self *self, u32 offset, u16 data)
-{
-	unsigned long flags;
-
-	spin_lock_irqsave(&self->lock, flags);
-	iowrite16(data, self->membase + offset);
-	spin_unlock_irqrestore(&self->lock, flags);
-}
-
-static u16 sh_irda_read(struct sh_irda_self *self, u32 offset)
-{
-	unsigned long flags;
-	u16 ret;
-
-	spin_lock_irqsave(&self->lock, flags);
-	ret = ioread16(self->membase + offset);
-	spin_unlock_irqrestore(&self->lock, flags);
-
-	return ret;
-}
-
-static void sh_irda_update_bits(struct sh_irda_self *self, u32 offset,
-			       u16 mask, u16 data)
-{
-	unsigned long flags;
-	u16 old, new;
-
-	spin_lock_irqsave(&self->lock, flags);
-	old = ioread16(self->membase + offset);
-	new = (old & ~mask) | data;
-	if (old != new)
-		iowrite16(data, self->membase + offset);
-	spin_unlock_irqrestore(&self->lock, flags);
-}
-
-/************************************************************************
-
-
-			mode function
-
-
-************************************************************************/
-/*=====================================
- *
- *		common
- *
- *=====================================*/
-static void sh_irda_rcv_ctrl(struct sh_irda_self *self, int enable)
-{
-	struct device *dev = &self->ndev->dev;
-
-	sh_irda_update_bits(self, IRRCTR, RE, enable ? RE : 0);
-	dev_dbg(dev, "recv %s\n", enable ? "enable" : "disable");
-}
-
-static int sh_irda_set_timeout(struct sh_irda_self *self, int interval)
-{
-	struct device *dev = &self->ndev->dev;
-
-	if (SH_IRDA_SIR != self->mode)
-		interval = 0;
-
-	if (interval < 0 || interval > 2) {
-		dev_err(dev, "unsupported timeout interval\n");
-		return -EINVAL;
-	}
-
-	sh_irda_update_bits(self, IRCFR, RTO, interval << RTO_SHIFT);
-	return 0;
-}
-
-static int sh_irda_set_baudrate(struct sh_irda_self *self, int baudrate)
-{
-	struct device *dev = &self->ndev->dev;
-	u16 val;
-
-	if (baudrate < 0)
-		return 0;
-
-	if (SH_IRDA_SIR != self->mode) {
-		dev_err(dev, "it is not SIR mode\n");
-		return -EINVAL;
-	}
-
-	/*
-	 * Baud rate (bits/s) =
-	 *   (48 MHz / 26) / (baud rate counter value + 1) x 16
-	 */
-	val = (48000000 / 26 / 16 / baudrate) - 1;
-	dev_dbg(dev, "baudrate = %d,  val = 0x%02x\n", baudrate, val);
-
-	sh_irda_update_bits(self, SIRBCR, BRC_MASK, val);
-
-	return 0;
-}
-
-static int sh_irda_get_rcv_length(struct sh_irda_self *self)
-{
-	return RFL_MASK & sh_irda_read(self, IRRFLR);
-}
-
-/*=====================================
- *
- *		NONE MODE
- *
- *=====================================*/
-static int sh_irda_xir_fre(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-	dev_err(dev, "none mode: frame recv\n");
-	return 0;
-}
-
-static int sh_irda_xir_trov(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-	dev_err(dev, "none mode: buffer ram over\n");
-	return 0;
-}
-
-static int sh_irda_xir_9(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-	dev_err(dev, "none mode: time over\n");
-	return 0;
-}
-
-static int sh_irda_xir_8(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-	dev_err(dev, "none mode: framing error\n");
-	return 0;
-}
-
-static int sh_irda_xir_fte(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-	dev_err(dev, "none mode: frame transmit end\n");
-	return 0;
-}
-
-static struct sh_irda_xir_func sh_irda_xir_func = {
-	.xir_fre	= sh_irda_xir_fre,
-	.xir_trov	= sh_irda_xir_trov,
-	.xir_9		= sh_irda_xir_9,
-	.xir_8		= sh_irda_xir_8,
-	.xir_fte	= sh_irda_xir_fte,
-};
-
-/*=====================================
- *
- *		MIR/FIR MODE
- *
- * MIR/FIR are not supported now
- *=====================================*/
-static struct sh_irda_xir_func sh_irda_mfir_func = {
-	.xir_fre	= sh_irda_xir_fre,
-	.xir_trov	= sh_irda_xir_trov,
-	.xir_9		= sh_irda_xir_9,
-	.xir_8		= sh_irda_xir_8,
-	.xir_fte	= sh_irda_xir_fte,
-};
-
-/*=====================================
- *
- *		SIR MODE
- *
- *=====================================*/
-static int sh_irda_sir_fre(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-	u16 data16;
-	u8  *data = (u8 *)&data16;
-	int len = sh_irda_get_rcv_length(self);
-	int i, j;
-
-	if (len > IRDARAM_LEN)
-		len = IRDARAM_LEN;
-
-	dev_dbg(dev, "frame recv length = %d\n", len);
-
-	for (i = 0; i < len; i++) {
-		j = i % 2;
-		if (!j)
-			data16 = sh_irda_read(self, IRDARAM + i);
-
-		async_unwrap_char(self->ndev, &self->ndev->stats,
-				  &self->rx_buff, data[j]);
-	}
-	self->ndev->last_rx = jiffies;
-
-	sh_irda_rcv_ctrl(self, 1);
-
-	return 0;
-}
-
-static int sh_irda_sir_trov(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-
-	dev_err(dev, "buffer ram over\n");
-	sh_irda_rcv_ctrl(self, 1);
-	return 0;
-}
-
-static int sh_irda_sir_tot(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-
-	dev_err(dev, "time over\n");
-	sh_irda_set_baudrate(self, 9600);
-	sh_irda_rcv_ctrl(self, 1);
-	return 0;
-}
-
-static int sh_irda_sir_fer(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-
-	dev_err(dev, "framing error\n");
-	sh_irda_rcv_ctrl(self, 1);
-	return 0;
-}
-
-static int sh_irda_sir_fte(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-
-	dev_dbg(dev, "frame transmit end\n");
-	netif_wake_queue(self->ndev);
-
-	return 0;
-}
-
-static struct sh_irda_xir_func sh_irda_sir_func = {
-	.xir_fre	= sh_irda_sir_fre,
-	.xir_trov	= sh_irda_sir_trov,
-	.xir_9		= sh_irda_sir_tot,
-	.xir_8		= sh_irda_sir_fer,
-	.xir_fte	= sh_irda_sir_fte,
-};
-
-static void sh_irda_set_mode(struct sh_irda_self *self, enum sh_irda_mode mode)
-{
-	struct device *dev = &self->ndev->dev;
-	struct sh_irda_xir_func	*func;
-	const char *name;
-	u16 data;
-
-	switch (mode) {
-	case SH_IRDA_SIR:
-		name	= "SIR";
-		data	= TMD_SIR;
-		func	= &sh_irda_sir_func;
-		break;
-	case SH_IRDA_MIR:
-		name	= "MIR";
-		data	= TMD_MIR;
-		func	= &sh_irda_mfir_func;
-		break;
-	case SH_IRDA_FIR:
-		name	= "FIR";
-		data	= TMD_FIR;
-		func	= &sh_irda_mfir_func;
-		break;
-	default:
-		name	= "NONE";
-		data	= 0;
-		func	= &sh_irda_xir_func;
-		break;
-	}
-
-	self->mode = mode;
-	self->xir_func = func;
-	sh_irda_update_bits(self, IRTMR, TMD_MASK, data);
-
-	dev_dbg(dev, "switch to %s mode", name);
-}
-
-/************************************************************************
-
-
-			irq function
-
-
-************************************************************************/
-static void sh_irda_set_irq_mask(struct sh_irda_self *self)
-{
-	u16 tmr_hole;
-	u16 xir_reg;
-
-	/* set all mask */
-	sh_irda_update_bits(self, IRTMR,   xIM_MASK, xIM_MASK);
-	sh_irda_update_bits(self, SIRIMR,  xIR_MASK, xIR_MASK);
-	sh_irda_update_bits(self, MFIRIMR, xIR_MASK, xIR_MASK);
-
-	/* clear irq */
-	sh_irda_update_bits(self, SIRICR,  xIR_MASK, xIR_MASK);
-	sh_irda_update_bits(self, MFIRICR, xIR_MASK, xIR_MASK);
-
-	switch (self->mode) {
-	case SH_IRDA_SIR:
-		tmr_hole	= SIM;
-		xir_reg		= SIRIMR;
-		break;
-	case SH_IRDA_MIR:
-	case SH_IRDA_FIR:
-		tmr_hole	= MIM;
-		xir_reg		= MFIRIMR;
-		break;
-	default:
-		tmr_hole	= 0;
-		xir_reg		= 0;
-		break;
-	}
-
-	/* open mask */
-	if (xir_reg) {
-		sh_irda_update_bits(self, IRTMR, tmr_hole, 0);
-		sh_irda_update_bits(self, xir_reg, xIR_MASK, 0);
-	}
-}
-
-static irqreturn_t sh_irda_irq(int irq, void *dev_id)
-{
-	struct sh_irda_self *self = dev_id;
-	struct sh_irda_xir_func	*func = self->xir_func;
-	u16 isr = sh_irda_read(self, SIRISR);
-
-	/* clear irq */
-	sh_irda_write(self, SIRICR, isr);
-
-	if (isr & FRE)
-		func->xir_fre(self);
-	if (isr & TROV)
-		func->xir_trov(self);
-	if (isr & xIR_9)
-		func->xir_9(self);
-	if (isr & xIR_8)
-		func->xir_8(self);
-	if (isr & FTE)
-		func->xir_fte(self);
-
-	return IRQ_HANDLED;
-}
-
-/************************************************************************
-
-
-			CRC function
-
-
-************************************************************************/
-static void sh_irda_crc_reset(struct sh_irda_self *self)
-{
-	sh_irda_write(self, CRCCTR, CRC_RST);
-}
-
-static void sh_irda_crc_add(struct sh_irda_self *self, u16 data)
-{
-	sh_irda_write(self, CRCIR, data & CRC_IN_MASK);
-}
-
-static u16 sh_irda_crc_cnt(struct sh_irda_self *self)
-{
-	return CRC_CT_MASK & sh_irda_read(self, CRCCTR);
-}
-
-static u16 sh_irda_crc_out(struct sh_irda_self *self)
-{
-	return sh_irda_read(self, CRCOR);
-}
-
-static int sh_irda_crc_init(struct sh_irda_self *self)
-{
-	struct device *dev = &self->ndev->dev;
-	int ret = -EIO;
-	u16 val;
-
-	sh_irda_crc_reset(self);
-
-	sh_irda_crc_add(self, 0xCC);
-	sh_irda_crc_add(self, 0xF5);
-	sh_irda_crc_add(self, 0xF1);
-	sh_irda_crc_add(self, 0xA7);
-
-	val = sh_irda_crc_cnt(self);
-	if (4 != val) {
-		dev_err(dev, "CRC count error %x\n", val);
-		goto crc_init_out;
-	}
-
-	val = sh_irda_crc_out(self);
-	if (0x51DF != val) {
-		dev_err(dev, "CRC result error%x\n", val);
-		goto crc_init_out;
-	}
-
-	ret = 0;
-
-crc_init_out:
-
-	sh_irda_crc_reset(self);
-	return ret;
-}
-
-/************************************************************************
-
-
-			iobuf function
-
-
-************************************************************************/
-static void sh_irda_remove_iobuf(struct sh_irda_self *self)
-{
-	kfree(self->rx_buff.head);
-
-	self->tx_buff.head = NULL;
-	self->tx_buff.data = NULL;
-	self->rx_buff.head = NULL;
-	self->rx_buff.data = NULL;
-}
-
-static int sh_irda_init_iobuf(struct sh_irda_self *self, int rxsize, int txsize)
-{
-	if (self->rx_buff.head ||
-	    self->tx_buff.head) {
-		dev_err(&self->ndev->dev, "iobuff has already existed.");
-		return -EINVAL;
-	}
-
-	/* rx_buff */
-	self->rx_buff.head = kmalloc(rxsize, GFP_KERNEL);
-	if (!self->rx_buff.head)
-		return -ENOMEM;
-
-	self->rx_buff.truesize	= rxsize;
-	self->rx_buff.in_frame	= FALSE;
-	self->rx_buff.state	= OUTSIDE_FRAME;
-	self->rx_buff.data	= self->rx_buff.head;
-
-	/* tx_buff */
-	self->tx_buff.head	= self->membase + IRDARAM;
-	self->tx_buff.truesize	= IRDARAM_LEN;
-
-	return 0;
-}
-
-/************************************************************************
-
-
-			net_device_ops function
-
-
-************************************************************************/
-static int sh_irda_hard_xmit(struct sk_buff *skb, struct net_device *ndev)
-{
-	struct sh_irda_self *self = netdev_priv(ndev);
-	struct device *dev = &self->ndev->dev;
-	int speed = irda_get_next_speed(skb);
-	int ret;
-
-	dev_dbg(dev, "hard xmit\n");
-
-	netif_stop_queue(ndev);
-	sh_irda_rcv_ctrl(self, 0);
-
-	ret = sh_irda_set_baudrate(self, speed);
-	if (ret < 0)
-		goto sh_irda_hard_xmit_end;
-
-	self->tx_buff.len = 0;
-	if (skb->len) {
-		unsigned long flags;
-
-		spin_lock_irqsave(&self->lock, flags);
-		self->tx_buff.len = async_wrap_skb(skb,
-						   self->tx_buff.head,
-						   self->tx_buff.truesize);
-		spin_unlock_irqrestore(&self->lock, flags);
-
-		if (self->tx_buff.len > self->tx_buff.truesize)
-			self->tx_buff.len = self->tx_buff.truesize;
-
-		sh_irda_write(self, IRTFLR, self->tx_buff.len);
-		sh_irda_write(self, IRTCTR, ARMOD | TE);
-	} else
-		goto sh_irda_hard_xmit_end;
-
-	dev_kfree_skb(skb);
-
-	return 0;
-
-sh_irda_hard_xmit_end:
-	sh_irda_set_baudrate(self, 9600);
-	netif_wake_queue(self->ndev);
-	sh_irda_rcv_ctrl(self, 1);
-	dev_kfree_skb(skb);
-
-	return ret;
-
-}
-
-static int sh_irda_ioctl(struct net_device *ndev, struct ifreq *ifreq, int cmd)
-{
-	/*
-	 * FIXME
-	 *
-	 * This function is needed for irda framework.
-	 * But nothing to do now
-	 */
-	return 0;
-}
-
-static struct net_device_stats *sh_irda_stats(struct net_device *ndev)
-{
-	struct sh_irda_self *self = netdev_priv(ndev);
-
-	return &self->ndev->stats;
-}
-
-static int sh_irda_open(struct net_device *ndev)
-{
-	struct sh_irda_self *self = netdev_priv(ndev);
-	int err;
-
-	pm_runtime_get_sync(&self->pdev->dev);
-	err = sh_irda_crc_init(self);
-	if (err)
-		goto open_err;
-
-	sh_irda_set_mode(self, SH_IRDA_SIR);
-	sh_irda_set_timeout(self, 2);
-	sh_irda_set_baudrate(self, 9600);
-
-	self->irlap = irlap_open(ndev, &self->qos, DRIVER_NAME);
-	if (!self->irlap) {
-		err = -ENODEV;
-		goto open_err;
-	}
-
-	netif_start_queue(ndev);
-	sh_irda_rcv_ctrl(self, 1);
-	sh_irda_set_irq_mask(self);
-
-	dev_info(&ndev->dev, "opened\n");
-
-	return 0;
-
-open_err:
-	pm_runtime_put_sync(&self->pdev->dev);
-
-	return err;
-}
-
-static int sh_irda_stop(struct net_device *ndev)
-{
-	struct sh_irda_self *self = netdev_priv(ndev);
-
-	/* Stop IrLAP */
-	if (self->irlap) {
-		irlap_close(self->irlap);
-		self->irlap = NULL;
-	}
-
-	netif_stop_queue(ndev);
-	pm_runtime_put_sync(&self->pdev->dev);
-
-	dev_info(&ndev->dev, "stopped\n");
-
-	return 0;
-}
-
-static const struct net_device_ops sh_irda_ndo = {
-	.ndo_open		= sh_irda_open,
-	.ndo_stop		= sh_irda_stop,
-	.ndo_start_xmit		= sh_irda_hard_xmit,
-	.ndo_do_ioctl		= sh_irda_ioctl,
-	.ndo_get_stats		= sh_irda_stats,
-};
-
-/************************************************************************
-
-
-			platform_driver function
-
-
-************************************************************************/
-static int sh_irda_probe(struct platform_device *pdev)
-{
-	struct net_device *ndev;
-	struct sh_irda_self *self;
-	struct resource *res;
-	int irq;
-	int err = -ENOMEM;
-
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	irq = platform_get_irq(pdev, 0);
-	if (!res || irq < 0) {
-		dev_err(&pdev->dev, "Not enough platform resources.\n");
-		goto exit;
-	}
-
-	ndev = alloc_irdadev(sizeof(*self));
-	if (!ndev)
-		goto exit;
-
-	self = netdev_priv(ndev);
-	self->membase = ioremap_nocache(res->start, resource_size(res));
-	if (!self->membase) {
-		err = -ENXIO;
-		dev_err(&pdev->dev, "Unable to ioremap.\n");
-		goto err_mem_1;
-	}
-
-	err = sh_irda_init_iobuf(self, IRDA_SKB_MAX_MTU, IRDA_SIR_MAX_FRAME);
-	if (err)
-		goto err_mem_2;
-
-	self->pdev = pdev;
-	pm_runtime_enable(&pdev->dev);
-
-	irda_init_max_qos_capabilies(&self->qos);
-
-	ndev->netdev_ops	= &sh_irda_ndo;
-	ndev->irq		= irq;
-
-	self->ndev			= ndev;
-	self->qos.baud_rate.bits	&= IR_9600; /* FIXME */
-	self->qos.min_turn_time.bits	= 1; /* 10 ms or more */
-	spin_lock_init(&self->lock);
-
-	irda_qos_bits_to_value(&self->qos);
-
-	err = register_netdev(ndev);
-	if (err)
-		goto err_mem_4;
-
-	platform_set_drvdata(pdev, ndev);
-	err = devm_request_irq(&pdev->dev, irq, sh_irda_irq, 0, "sh_irda", self);
-	if (err) {
-		dev_warn(&pdev->dev, "Unable to attach sh_irda interrupt\n");
-		goto err_mem_4;
-	}
-
-	dev_info(&pdev->dev, "SuperH IrDA probed\n");
-
-	goto exit;
-
-err_mem_4:
-	pm_runtime_disable(&pdev->dev);
-	sh_irda_remove_iobuf(self);
-err_mem_2:
-	iounmap(self->membase);
-err_mem_1:
-	free_netdev(ndev);
-exit:
-	return err;
-}
-
-static int sh_irda_remove(struct platform_device *pdev)
-{
-	struct net_device *ndev = platform_get_drvdata(pdev);
-	struct sh_irda_self *self = netdev_priv(ndev);
-
-	if (!self)
-		return 0;
-
-	unregister_netdev(ndev);
-	pm_runtime_disable(&pdev->dev);
-	sh_irda_remove_iobuf(self);
-	iounmap(self->membase);
-	free_netdev(ndev);
-
-	return 0;
-}
-
-static int sh_irda_runtime_nop(struct device *dev)
-{
-	/* Runtime PM callback shared between ->runtime_suspend()
-	 * and ->runtime_resume(). Simply returns success.
-	 *
-	 * This driver re-initializes all registers after
-	 * pm_runtime_get_sync() anyway so there is no need
-	 * to save and restore registers here.
-	 */
-	return 0;
-}
-
-static const struct dev_pm_ops sh_irda_pm_ops = {
-	.runtime_suspend	= sh_irda_runtime_nop,
-	.runtime_resume		= sh_irda_runtime_nop,
-};
-
-static struct platform_driver sh_irda_driver = {
-	.probe	= sh_irda_probe,
-	.remove	= sh_irda_remove,
-	.driver	= {
-		.name	= DRIVER_NAME,
-		.pm	= &sh_irda_pm_ops,
-	},
-};
-
-module_platform_driver(sh_irda_driver);
-
-MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");
-MODULE_DESCRIPTION("SuperH IrDA driver");
-MODULE_LICENSE("GPL");
diff --git a/drivers/net/irda/smsc-ircc2.c b/drivers/net/irda/smsc-ircc2.c
index b455ffe88..dcf92ba80 100644
--- a/drivers/net/irda/smsc-ircc2.c
+++ b/drivers/net/irda/smsc-ircc2.c
@@ -862,7 +862,7 @@ static void smsc_ircc_timeout(struct net_device *dev)
 	spin_lock_irqsave(&self->lock, flags);
 	smsc_ircc_sir_start(self);
 	smsc_ircc_change_speed(self, self->io.speed);
-	dev->trans_start = jiffies; /* prevent tx timeout */
+	netif_trans_update(dev); /* prevent tx timeout */
 	netif_wake_queue(dev);
 	spin_unlock_irqrestore(&self->lock, flags);
 }
diff --git a/drivers/net/irda/stir4200.c b/drivers/net/irda/stir4200.c
index 83cc48a01..42da094b6 100644
--- a/drivers/net/irda/stir4200.c
+++ b/drivers/net/irda/stir4200.c
@@ -718,7 +718,7 @@ static void stir_send(struct stir_cb *stir, struct sk_buff *skb)
 
 	stir->netdev->stats.tx_packets++;
 	stir->netdev->stats.tx_bytes += skb->len;
-	stir->netdev->trans_start = jiffies;
+	netif_trans_update(stir->netdev);
 	pr_debug("send %d (%d)\n", skb->len, wraplen);
 
 	if (usb_bulk_msg(stir->usbdev, usb_sndbulkpipe(stir->usbdev, 1),
diff --git a/drivers/net/irda/via-ircc.c b/drivers/net/irda/via-ircc.c
index 6960d4cd3..ca4442a9d 100644
--- a/drivers/net/irda/via-ircc.c
+++ b/drivers/net/irda/via-ircc.c
@@ -774,7 +774,7 @@ static netdev_tx_t via_ircc_hard_xmit_sir(struct sk_buff *skb,
 		/* Check for empty frame */
 		if (!skb->len) {
 			via_ircc_change_speed(self, speed);
-			dev->trans_start = jiffies;
+			netif_trans_update(dev);
 			dev_kfree_skb(skb);
 			return NETDEV_TX_OK;
 		} else
@@ -821,7 +821,7 @@ static netdev_tx_t via_ircc_hard_xmit_sir(struct sk_buff *skb,
 	RXStart(iobase, OFF);
 	TXStart(iobase, ON);
 
-	dev->trans_start = jiffies;
+	netif_trans_update(dev);
 	spin_unlock_irqrestore(&self->lock, flags);
 	dev_kfree_skb(skb);
 	return NETDEV_TX_OK;
@@ -849,7 +849,7 @@ static netdev_tx_t via_ircc_hard_xmit_fir(struct sk_buff *skb,
 	if ((speed != self->io.speed) && (speed != -1)) {
 		if (!skb->len) {
 			via_ircc_change_speed(self, speed);
-			dev->trans_start = jiffies;
+			netif_trans_update(dev);
 			dev_kfree_skb(skb);
 			return NETDEV_TX_OK;
 		} else
@@ -869,7 +869,7 @@ static netdev_tx_t via_ircc_hard_xmit_fir(struct sk_buff *skb,
 	via_ircc_dma_xmit(self, iobase);
 //F01   }
 //F01   if (self->tx_fifo.free < (MAX_TX_WINDOW -1 )) netif_wake_queue(self->netdev);
-	dev->trans_start = jiffies;
+	netif_trans_update(dev);
 	dev_kfree_skb(skb);
 	spin_unlock_irqrestore(&self->lock, flags);
 	return NETDEV_TX_OK;