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[PATCH] smsc-ircc2: dont pass iobase around 

IRDA: smsc-ircc2 - cleanup - do not pass around iobase, it can be
      retrieved from smsc_ircc_cb structure.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Cc: Jean Tourrilhes <jt@hpl.hp.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Dmitry Torokhov 2005-09-06 15:19:21 -07:00 committed by Linus Torvalds
parent b6158d23a6
commit 80a9058924
1 changed files with 26 additions and 35 deletions
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61
drivers/net/irda/smsc-ircc2.c
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@ -163,13 +163,13 @@ static void smsc_ircc_setup_io(struct smsc_ircc_cb *self, unsigned int fir_base,
static void smsc_ircc_setup_qos(struct smsc_ircc_cb *self);
static void smsc_ircc_init_chip(struct smsc_ircc_cb *self);
static int __exit smsc_ircc_close(struct smsc_ircc_cb *self);
static int smsc_ircc_dma_receive(struct smsc_ircc_cb *self, int iobase);
static void smsc_ircc_dma_receive_complete(struct smsc_ircc_cb *self, int iobase);
static int smsc_ircc_dma_receive(struct smsc_ircc_cb *self);
static void smsc_ircc_dma_receive_complete(struct smsc_ircc_cb *self);
static void smsc_ircc_sir_receive(struct smsc_ircc_cb *self);
static int smsc_ircc_hard_xmit_sir(struct sk_buff *skb, struct net_device *dev);
static int smsc_ircc_hard_xmit_fir(struct sk_buff *skb, struct net_device *dev);
static void smsc_ircc_dma_xmit(struct smsc_ircc_cb *self, int iobase, int bofs);
static void smsc_ircc_dma_xmit_complete(struct smsc_ircc_cb *self, int iobase);
static void smsc_ircc_dma_xmit(struct smsc_ircc_cb *self, int bofs);
static void smsc_ircc_dma_xmit_complete(struct smsc_ircc_cb *self);
static void smsc_ircc_change_speed(void *priv, u32 speed);
static void smsc_ircc_set_sir_speed(void *priv, u32 speed);
static irqreturn_t smsc_ircc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
@ -758,7 +758,6 @@ int smsc_ircc_hard_xmit_sir(struct sk_buff *skb, struct net_device *dev)
{
struct smsc_ircc_cb *self;
unsigned long flags;
int iobase;
s32 speed;
IRDA_DEBUG(1, "%s\n", __FUNCTION__);
@ -768,8 +767,6 @@ int smsc_ircc_hard_xmit_sir(struct sk_buff *skb, struct net_device *dev)
self = (struct smsc_ircc_cb *) dev->priv;
IRDA_ASSERT(self != NULL, return 0;);
iobase = self->io.sir_base;
netif_stop_queue(dev);
/* Make sure test of self->io.speed & speed change are atomic */
@ -808,7 +805,7 @@ int smsc_ircc_hard_xmit_sir(struct sk_buff *skb, struct net_device *dev)
self->stats.tx_bytes += self->tx_buff.len;
/* Turn on transmit finished interrupt. Will fire immediately! */
outb(UART_IER_THRI, iobase + UART_IER);
outb(UART_IER_THRI, self->io.sir_base + UART_IER);
spin_unlock_irqrestore(&self->lock, flags);
@ -951,14 +948,12 @@ static void smsc_ircc_change_speed(void *priv, u32 speed)
{
struct smsc_ircc_cb *self = (struct smsc_ircc_cb *) priv;
struct net_device *dev;
int iobase;
int last_speed_was_sir;
IRDA_DEBUG(0, "%s() changing speed to: %d\n", __FUNCTION__, speed);
IRDA_ASSERT(self != NULL, return;);
dev = self->netdev;
iobase = self->io.fir_base;
last_speed_was_sir = self->io.speed <= SMSC_IRCC2_MAX_SIR_SPEED;
@ -1001,10 +996,10 @@ static void smsc_ircc_change_speed(void *priv, u32 speed)
self->tx_buff.len = 10;
self->tx_buff.data = self->tx_buff.head;
smsc_ircc_dma_xmit(self, iobase, 4000);
smsc_ircc_dma_xmit(self, 4000);
#endif
/* Be ready for incoming frames */
smsc_ircc_dma_receive(self, iobase);
smsc_ircc_dma_receive(self);
}
netif_wake_queue(dev);
@ -1074,15 +1069,12 @@ static int smsc_ircc_hard_xmit_fir(struct sk_buff *skb, struct net_device *dev)
struct smsc_ircc_cb *self;
unsigned long flags;
s32 speed;
int iobase;
int mtt;
IRDA_ASSERT(dev != NULL, return 0;);
self = (struct smsc_ircc_cb *) dev->priv;
IRDA_ASSERT(self != NULL, return 0;);
iobase = self->io.fir_base;
netif_stop_queue(dev);
/* Make sure test of self->io.speed & speed change are atomic */
@ -1122,10 +1114,10 @@ static int smsc_ircc_hard_xmit_fir(struct sk_buff *skb, struct net_device *dev)
if (bofs > 4095)
bofs = 4095;
smsc_ircc_dma_xmit(self, iobase, bofs);
smsc_ircc_dma_xmit(self, bofs);
} else {
/* Transmit frame */
smsc_ircc_dma_xmit(self, iobase, 0);
smsc_ircc_dma_xmit(self, 0);
}
spin_unlock_irqrestore(&self->lock, flags);
@ -1135,13 +1127,14 @@ static int smsc_ircc_hard_xmit_fir(struct sk_buff *skb, struct net_device *dev)
}
/*
* Function smsc_ircc_dma_xmit (self, iobase)
* Function smsc_ircc_dma_xmit (self, bofs)
*
* Transmit data using DMA
*
*/
static void smsc_ircc_dma_xmit(struct smsc_ircc_cb *self, int iobase, int bofs)
static void smsc_ircc_dma_xmit(struct smsc_ircc_cb *self, int bofs)
{
int iobase = self->io.fir_base;
u8 ctrl;
IRDA_DEBUG(3, "%s\n", __FUNCTION__);
@ -1194,17 +1187,19 @@ static void smsc_ircc_dma_xmit(struct smsc_ircc_cb *self, int iobase, int bofs)
* by the interrupt handler
*
*/
static void smsc_ircc_dma_xmit_complete(struct smsc_ircc_cb *self, int iobase)
static void smsc_ircc_dma_xmit_complete(struct smsc_ircc_cb *self)
{
int iobase = self->io.fir_base;
IRDA_DEBUG(3, "%s\n", __FUNCTION__);
#if 0
/* Disable Tx */
register_bank(iobase, 0);
outb(0x00, iobase + IRCC_LCR_B);
#endif
register_bank(self->io.fir_base, 1);
outb(inb(self->io.fir_base + IRCC_SCE_CFGB) & ~IRCC_CFGB_DMA_ENABLE,
self->io.fir_base + IRCC_SCE_CFGB);
register_bank(iobase, 1);
outb(inb(iobase + IRCC_SCE_CFGB) & ~IRCC_CFGB_DMA_ENABLE,
iobase + IRCC_SCE_CFGB);
/* Check for underrun! */
register_bank(iobase, 0);
@ -1237,8 +1232,9 @@ static void smsc_ircc_dma_xmit_complete(struct smsc_ircc_cb *self, int iobase)
* if it starts to receive a frame.
*
*/
static int smsc_ircc_dma_receive(struct smsc_ircc_cb *self, int iobase)
static int smsc_ircc_dma_receive(struct smsc_ircc_cb *self)
{
int iobase = self->io.fir_base;
#if 0
/* Turn off chip DMA */
register_bank(iobase, 1);
@ -1286,15 +1282,16 @@ static int smsc_ircc_dma_receive(struct smsc_ircc_cb *self, int iobase)
}
/*
* Function smsc_ircc_dma_receive_complete(self, iobase)
* Function smsc_ircc_dma_receive_complete(self)
*
* Finished with receiving frames
*
*/
static void smsc_ircc_dma_receive_complete(struct smsc_ircc_cb *self, int iobase)
static void smsc_ircc_dma_receive_complete(struct smsc_ircc_cb *self)
{
struct sk_buff *skb;
int len, msgcnt, lsr;
int iobase = self->io.fir_base;
register_bank(iobase, 0);
@ -1435,11 +1432,11 @@ static irqreturn_t smsc_ircc_interrupt(int irq, void *dev_id, struct pt_regs *re
if (iir & IRCC_IIR_EOM) {
if (self->io.direction == IO_RECV)
smsc_ircc_dma_receive_complete(self, iobase);
smsc_ircc_dma_receive_complete(self);
else
smsc_ircc_dma_xmit_complete(self, iobase);
smsc_ircc_dma_xmit_complete(self);
smsc_ircc_dma_receive(self, iobase);
smsc_ircc_dma_receive(self);
}
if (iir & IRCC_IIR_ACTIVE_FRAME) {
@ -1549,7 +1546,6 @@ static int ircc_is_receiving(struct smsc_ircc_cb *self)
static int smsc_ircc_net_open(struct net_device *dev)
{
struct smsc_ircc_cb *self;
int iobase;
char hwname[16];
unsigned long flags;
@ -1559,8 +1555,6 @@ static int smsc_ircc_net_open(struct net_device *dev)
self = (struct smsc_ircc_cb *) dev->priv;
IRDA_ASSERT(self != NULL, return 0;);
iobase = self->io.fir_base;
if (request_irq(self->io.irq, smsc_ircc_interrupt, 0, dev->name,
(void *) dev)) {
IRDA_DEBUG(0, "%s(), unable to allocate irq=%d\n",
@ -1610,7 +1604,6 @@ static int smsc_ircc_net_open(struct net_device *dev)
static int smsc_ircc_net_close(struct net_device *dev)
{
struct smsc_ircc_cb *self;
int iobase;
IRDA_DEBUG(1, "%s\n", __FUNCTION__);
@ -1618,8 +1611,6 @@ static int smsc_ircc_net_close(struct net_device *dev)
self = (struct smsc_ircc_cb *) dev->priv;
IRDA_ASSERT(self != NULL, return 0;);
iobase = self->io.fir_base;
/* Stop device */
netif_stop_queue(dev);