claw: rename READ/WRITE defines to avoid redefinitions

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>

diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index a75ed3083a6ae266d66b9630140b42db8d07266e..8e4153d740f3bf00d4a465bf5a1526ee66ad518e 100644 (file)
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -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;

diff --git a/drivers/s390/net/claw.h b/drivers/s390/net/claw.h
index 46d59a13db12d1aabdaf87d497dbe2f3d1c02d55..1bc5904df19ff550d3094ed939faab28f5cac44c 100644 (file)
--- a/drivers/s390/net/claw.h
+++ b/drivers/s390/net/claw.h
@@ -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 */