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claw: rename READ/WRITE defines to avoid redefinitions

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READ/WRITE seems to be a bit too generic for defines in a device driver.
Just rename them to READ_CHANNEL/WRITE_CHANNEL which should suffice.

Fixes this:

In file included from drivers/s390/net/claw.c:93:
drivers/s390/net/claw.h:78:1: warning: "WRITE" redefined
In file included from /home2/heicarst/linux-2.6/arch/s390/include/asm/debug.h:12,
                 from drivers/s390/net/claw.c:68:
include/linux/fs.h:156:1: warning: this is the location of the previous definition

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heiko Carstens 2010-08-12 01:58:27 +00:00 committed by David S. Miller
parent cba86f2e20
commit 319cb083cc
2 changed files with 61 additions and 61 deletions
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118
drivers/s390/net/claw.c
View File

@ -386,7 +386,7 @@ claw_tx(struct sk_buff *skb, struct net_device *dev)
struct chbk *p_ch;
CLAW_DBF_TEXT(4, trace, "claw_tx");
p_ch=&privptr->channel[WRITE];
p_ch = &privptr->channel[WRITE_CHANNEL];
spin_lock_irqsave(get_ccwdev_lock(p_ch->cdev), saveflags);
rc=claw_hw_tx( skb, dev, 1 );
spin_unlock_irqrestore(get_ccwdev_lock(p_ch->cdev), saveflags);
@ -407,7 +407,7 @@ static struct sk_buff *
claw_pack_skb(struct claw_privbk *privptr)
{
struct sk_buff *new_skb,*held_skb;
struct chbk *p_ch = &privptr->channel[WRITE];
struct chbk *p_ch = &privptr->channel[WRITE_CHANNEL];
struct claw_env *p_env = privptr->p_env;
int pkt_cnt,pk_ind,so_far;
@ -515,15 +515,15 @@ claw_open(struct net_device *dev)
privptr->p_env->write_size=CLAW_FRAME_SIZE;
}
claw_set_busy(dev);
tasklet_init(&privptr->channel[READ].tasklet, claw_irq_tasklet,
(unsigned long) &privptr->channel[READ]);
tasklet_init(&privptr->channel[READ_CHANNEL].tasklet, claw_irq_tasklet,
(unsigned long) &privptr->channel[READ_CHANNEL]);
for ( i = 0; i < 2; i++) {
CLAW_DBF_TEXT_(2, trace, "opn_ch%d", i);
init_waitqueue_head(&privptr->channel[i].wait);
/* skb_queue_head_init(&p_ch->io_queue); */
if (i == WRITE)
if (i == WRITE_CHANNEL)
skb_queue_head_init(
&privptr->channel[WRITE].collect_queue);
&privptr->channel[WRITE_CHANNEL].collect_queue);
privptr->channel[i].flag_a = 0;
privptr->channel[i].IO_active = 0;
privptr->channel[i].flag &= ~CLAW_TIMER;
@ -551,12 +551,12 @@ claw_open(struct net_device *dev)
if((privptr->channel[i].flag & CLAW_TIMER) == 0x00)
del_timer(&timer);
}
if ((((privptr->channel[READ].last_dstat |
privptr->channel[WRITE].last_dstat) &
if ((((privptr->channel[READ_CHANNEL].last_dstat |
privptr->channel[WRITE_CHANNEL].last_dstat) &
~(DEV_STAT_CHN_END | DEV_STAT_DEV_END)) != 0x00) ||
(((privptr->channel[READ].flag |
privptr->channel[WRITE].flag) & CLAW_TIMER) != 0x00)) {
dev_info(&privptr->channel[READ].cdev->dev,
(((privptr->channel[READ_CHANNEL].flag |
privptr->channel[WRITE_CHANNEL].flag) & CLAW_TIMER) != 0x00)) {
dev_info(&privptr->channel[READ_CHANNEL].cdev->dev,
"%s: remote side is not ready\n", dev->name);
CLAW_DBF_TEXT(2, trace, "notrdy");
@ -608,8 +608,8 @@ claw_open(struct net_device *dev)
}
}
privptr->buffs_alloc = 0;
privptr->channel[READ].flag= 0x00;
privptr->channel[WRITE].flag = 0x00;
privptr->channel[READ_CHANNEL].flag = 0x00;
privptr->channel[WRITE_CHANNEL].flag = 0x00;
privptr->p_buff_ccw=NULL;
privptr->p_buff_read=NULL;
privptr->p_buff_write=NULL;
@ -652,10 +652,10 @@ claw_irq_handler(struct ccw_device *cdev,
}
/* Try to extract channel from driver data. */
if (privptr->channel[READ].cdev == cdev)
p_ch = &privptr->channel[READ];
else if (privptr->channel[WRITE].cdev == cdev)
p_ch = &privptr->channel[WRITE];
if (privptr->channel[READ_CHANNEL].cdev == cdev)
p_ch = &privptr->channel[READ_CHANNEL];
else if (privptr->channel[WRITE_CHANNEL].cdev == cdev)
p_ch = &privptr->channel[WRITE_CHANNEL];
else {
dev_warn(&cdev->dev, "The device is not a CLAW device\n");
CLAW_DBF_TEXT(2, trace, "badchan");
@ -813,7 +813,7 @@ claw_irq_handler(struct ccw_device *cdev,
claw_clearbit_busy(TB_TX, dev);
claw_clear_busy(dev);
}
p_ch_r = (struct chbk *)&privptr->channel[READ];
p_ch_r = (struct chbk *)&privptr->channel[READ_CHANNEL];
if (test_and_set_bit(CLAW_BH_ACTIVE,
(void *)&p_ch_r->flag_a) == 0)
tasklet_schedule(&p_ch_r->tasklet);
@ -878,13 +878,13 @@ claw_release(struct net_device *dev)
for ( i = 1; i >=0 ; i--) {
spin_lock_irqsave(
get_ccwdev_lock(privptr->channel[i].cdev), saveflags);
/* del_timer(&privptr->channel[READ].timer); */
/* del_timer(&privptr->channel[READ_CHANNEL].timer); */
privptr->channel[i].claw_state = CLAW_STOP;
privptr->channel[i].IO_active = 0;
parm = (unsigned long) &privptr->channel[i];
if (i == WRITE)
if (i == WRITE_CHANNEL)
claw_purge_skb_queue(
&privptr->channel[WRITE].collect_queue);
&privptr->channel[WRITE_CHANNEL].collect_queue);
rc = ccw_device_halt (privptr->channel[i].cdev, parm);
if (privptr->system_validate_comp==0x00) /* never opened? */
init_waitqueue_head(&privptr->channel[i].wait);
@ -971,16 +971,16 @@ claw_release(struct net_device *dev)
privptr->mtc_skipping = 1;
privptr->mtc_offset=0;
if (((privptr->channel[READ].last_dstat |
privptr->channel[WRITE].last_dstat) &
if (((privptr->channel[READ_CHANNEL].last_dstat |
privptr->channel[WRITE_CHANNEL].last_dstat) &
~(DEV_STAT_CHN_END | DEV_STAT_DEV_END)) != 0x00) {
dev_warn(&privptr->channel[READ].cdev->dev,
dev_warn(&privptr->channel[READ_CHANNEL].cdev->dev,
"Deactivating %s completed with incorrect"
" subchannel status "
"(read %02x, write %02x)\n",
dev->name,
privptr->channel[READ].last_dstat,
privptr->channel[WRITE].last_dstat);
privptr->channel[READ_CHANNEL].last_dstat,
privptr->channel[WRITE_CHANNEL].last_dstat);
CLAW_DBF_TEXT(2, trace, "badclose");
}
CLAW_DBF_TEXT(4, trace, "rlsexit");
@ -1324,7 +1324,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid)
CLAW_DBF_TEXT(4, trace, "hw_tx");
privptr = (struct claw_privbk *)(dev->ml_priv);
p_ch=(struct chbk *)&privptr->channel[WRITE];
p_ch = (struct chbk *)&privptr->channel[WRITE_CHANNEL];
p_env =privptr->p_env;
claw_free_wrt_buf(dev); /* Clean up free chain if posible */
/* scan the write queue to free any completed write packets */
@ -1357,7 +1357,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid)
claw_strt_out_IO(dev );
claw_free_wrt_buf( dev );
if (privptr->write_free_count==0) {
ch = &privptr->channel[WRITE];
ch = &privptr->channel[WRITE_CHANNEL];
atomic_inc(&skb->users);
skb_queue_tail(&ch->collect_queue, skb);
goto Done;
@ -1369,7 +1369,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid)
}
/* tx lock */
if (claw_test_and_setbit_busy(TB_TX,dev)) { /* set to busy */
ch = &privptr->channel[WRITE];
ch = &privptr->channel[WRITE_CHANNEL];
atomic_inc(&skb->users);
skb_queue_tail(&ch->collect_queue, skb);
claw_strt_out_IO(dev );
@ -1385,7 +1385,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid)
privptr->p_write_free_chain == NULL ) {
claw_setbit_busy(TB_NOBUFFER,dev);
ch = &privptr->channel[WRITE];
ch = &privptr->channel[WRITE_CHANNEL];
atomic_inc(&skb->users);
skb_queue_tail(&ch->collect_queue, skb);
CLAW_DBF_TEXT(2, trace, "clawbusy");
@ -1397,7 +1397,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid)
while (len_of_data > 0) {
p_this_ccw=privptr->p_write_free_chain; /* get a block */
if (p_this_ccw == NULL) { /* lost the race */
ch = &privptr->channel[WRITE];
ch = &privptr->channel[WRITE_CHANNEL];
atomic_inc(&skb->users);
skb_queue_tail(&ch->collect_queue, skb);
goto Done2;
@ -2067,7 +2067,7 @@ claw_process_control( struct net_device *dev, struct ccwbk * p_ccw)
*catch up to each other */
privptr = dev->ml_priv;
p_env=privptr->p_env;
tdev = &privptr->channel[READ].cdev->dev;
tdev = &privptr->channel[READ_CHANNEL].cdev->dev;
memcpy( &temp_host_name, p_env->host_name, 8);
memcpy( &temp_ws_name, p_env->adapter_name , 8);
dev_info(tdev, "%s: CLAW device %.8s: "
@ -2245,7 +2245,7 @@ claw_process_control( struct net_device *dev, struct ccwbk * p_ccw)
dev->name, temp_ws_name,
p_ctlbk->linkid);
privptr->active_link_ID = p_ctlbk->linkid;
p_ch = &privptr->channel[WRITE];
p_ch = &privptr->channel[WRITE_CHANNEL];
wake_up(&p_ch->wait); /* wake up claw_open ( WRITE) */
break;
case CONNECTION_RESPONSE:
@ -2296,7 +2296,7 @@ claw_process_control( struct net_device *dev, struct ccwbk * p_ccw)
"%s: Confirmed Now packing\n", dev->name);
p_env->packing = DO_PACKED;
}
p_ch = &privptr->channel[WRITE];
p_ch = &privptr->channel[WRITE_CHANNEL];
wake_up(&p_ch->wait);
} else {
dev_warn(tdev, "Activating %s failed because of"
@ -2556,7 +2556,7 @@ unpack_read(struct net_device *dev )
p_packd=NULL;
privptr = dev->ml_priv;
p_dev = &privptr->channel[READ].cdev->dev;
p_dev = &privptr->channel[READ_CHANNEL].cdev->dev;
p_env = privptr->p_env;
p_this_ccw=privptr->p_read_active_first;
while (p_this_ccw!=NULL && p_this_ccw->header.flag!=CLAW_PENDING) {
@ -2728,7 +2728,7 @@ claw_strt_read (struct net_device *dev, int lock )
struct ccwbk*p_ccwbk;
struct chbk *p_ch;
struct clawh *p_clawh;
p_ch=&privptr->channel[READ];
p_ch = &privptr->channel[READ_CHANNEL];
CLAW_DBF_TEXT(4, trace, "StRdNter");
p_clawh=(struct clawh *)privptr->p_claw_signal_blk;
@ -2782,7 +2782,7 @@ claw_strt_out_IO( struct net_device *dev )
return;
}
privptr = (struct claw_privbk *)dev->ml_priv;
p_ch=&privptr->channel[WRITE];
p_ch = &privptr->channel[WRITE_CHANNEL];
CLAW_DBF_TEXT(4, trace, "strt_io");
p_first_ccw=privptr->p_write_active_first;
@ -2875,7 +2875,7 @@ claw_free_netdevice(struct net_device * dev, int free_dev)
if (dev->flags & IFF_RUNNING)
claw_release(dev);
if (privptr) {
privptr->channel[READ].ndev = NULL; /* say it's free */
privptr->channel[READ_CHANNEL].ndev = NULL; /* say it's free */
}
dev->ml_priv = NULL;
#ifdef MODULE
@ -2960,18 +2960,18 @@ claw_new_device(struct ccwgroup_device *cgdev)
struct ccw_dev_id dev_id;
dev_info(&cgdev->dev, "add for %s\n",
dev_name(&cgdev->cdev[READ]->dev));
dev_name(&cgdev->cdev[READ_CHANNEL]->dev));
CLAW_DBF_TEXT(2, setup, "new_dev");
privptr = dev_get_drvdata(&cgdev->dev);
dev_set_drvdata(&cgdev->cdev[READ]->dev, privptr);
dev_set_drvdata(&cgdev->cdev[WRITE]->dev, privptr);
dev_set_drvdata(&cgdev->cdev[READ_CHANNEL]->dev, privptr);
dev_set_drvdata(&cgdev->cdev[WRITE_CHANNEL]->dev, privptr);
if (!privptr)
return -ENODEV;
p_env = privptr->p_env;
ccw_device_get_id(cgdev->cdev[READ], &dev_id);
p_env->devno[READ] = dev_id.devno;
ccw_device_get_id(cgdev->cdev[WRITE], &dev_id);
p_env->devno[WRITE] = dev_id.devno;
ccw_device_get_id(cgdev->cdev[READ_CHANNEL], &dev_id);
p_env->devno[READ_CHANNEL] = dev_id.devno;
ccw_device_get_id(cgdev->cdev[WRITE_CHANNEL], &dev_id);
p_env->devno[WRITE_CHANNEL] = dev_id.devno;
ret = add_channel(cgdev->cdev[0],0,privptr);
if (ret == 0)
ret = add_channel(cgdev->cdev[1],1,privptr);
@ -2980,14 +2980,14 @@ claw_new_device(struct ccwgroup_device *cgdev)
" failed with error code %d\n", ret);
goto out;
}
ret = ccw_device_set_online(cgdev->cdev[READ]);
ret = ccw_device_set_online(cgdev->cdev[READ_CHANNEL]);
if (ret != 0) {
dev_warn(&cgdev->dev,
"Setting the read subchannel online"
" failed with error code %d\n", ret);
goto out;
}
ret = ccw_device_set_online(cgdev->cdev[WRITE]);
ret = ccw_device_set_online(cgdev->cdev[WRITE_CHANNEL]);
if (ret != 0) {
dev_warn(&cgdev->dev,
"Setting the write subchannel online "
@ -3002,8 +3002,8 @@ claw_new_device(struct ccwgroup_device *cgdev)
}
dev->ml_priv = privptr;
dev_set_drvdata(&cgdev->dev, privptr);
dev_set_drvdata(&cgdev->cdev[READ]->dev, privptr);
dev_set_drvdata(&cgdev->cdev[WRITE]->dev, privptr);
dev_set_drvdata(&cgdev->cdev[READ_CHANNEL]->dev, privptr);
dev_set_drvdata(&cgdev->cdev[WRITE_CHANNEL]->dev, privptr);
/* sysfs magic */
SET_NETDEV_DEV(dev, &cgdev->dev);
if (register_netdev(dev) != 0) {
@ -3021,16 +3021,16 @@ claw_new_device(struct ccwgroup_device *cgdev)
goto out;
}
}
privptr->channel[READ].ndev = dev;
privptr->channel[WRITE].ndev = dev;
privptr->channel[READ_CHANNEL].ndev = dev;
privptr->channel[WRITE_CHANNEL].ndev = dev;
privptr->p_env->ndev = dev;
dev_info(&cgdev->dev, "%s:readsize=%d writesize=%d "
"readbuffer=%d writebuffer=%d read=0x%04x write=0x%04x\n",
dev->name, p_env->read_size,
p_env->write_size, p_env->read_buffers,
p_env->write_buffers, p_env->devno[READ],
p_env->devno[WRITE]);
p_env->write_buffers, p_env->devno[READ_CHANNEL],
p_env->devno[WRITE_CHANNEL]);
dev_info(&cgdev->dev, "%s:host_name:%.8s, adapter_name "
":%.8s api_type: %.8s\n",
dev->name, p_env->host_name,
@ -3072,10 +3072,10 @@ claw_shutdown_device(struct ccwgroup_device *cgdev)
priv = dev_get_drvdata(&cgdev->dev);
if (!priv)
return -ENODEV;
ndev = priv->channel[READ].ndev;
ndev = priv->channel[READ_CHANNEL].ndev;
if (ndev) {
/* Close the device */
dev_info(&cgdev->dev, "%s: shutting down \n",
dev_info(&cgdev->dev, "%s: shutting down\n",
ndev->name);
if (ndev->flags & IFF_RUNNING)
ret = claw_release(ndev);
@ -3083,8 +3083,8 @@ claw_shutdown_device(struct ccwgroup_device *cgdev)
unregister_netdev(ndev);
ndev->ml_priv = NULL; /* cgdev data, not ndev's to free */
claw_free_netdevice(ndev, 1);
priv->channel[READ].ndev = NULL;
priv->channel[WRITE].ndev = NULL;
priv->channel[READ_CHANNEL].ndev = NULL;
priv->channel[WRITE_CHANNEL].ndev = NULL;
priv->p_env->ndev = NULL;
}
ccw_device_set_offline(cgdev->cdev[1]);
@ -3115,8 +3115,8 @@ claw_remove_device(struct ccwgroup_device *cgdev)
priv->channel[1].irb=NULL;
kfree(priv);
dev_set_drvdata(&cgdev->dev, NULL);
dev_set_drvdata(&cgdev->cdev[READ]->dev, NULL);
dev_set_drvdata(&cgdev->cdev[WRITE]->dev, NULL);
dev_set_drvdata(&cgdev->cdev[READ_CHANNEL]->dev, NULL);
dev_set_drvdata(&cgdev->cdev[WRITE_CHANNEL]->dev, NULL);
put_device(&cgdev->dev);
return;

4
drivers/s390/net/claw.h
View File

@ -74,8 +74,8 @@
#define MAX_ENVELOPE_SIZE 65536
#define CLAW_DEFAULT_MTU_SIZE 4096
#define DEF_PACK_BUFSIZE 32768
#define READ 0
#define WRITE 1
#define READ_CHANNEL 0
#define WRITE_CHANNEL 1
#define TB_TX 0 /* sk buffer handling in process */
#define TB_STOP 1 /* network device stop in process */