* [patch 0/3] claw / ctcm printk message cleanup
@ 2008-07-18 13:24 Ursula Braun
2008-07-18 13:24 ` [patch 1/3] Cleanup claw printk messages Ursula Braun
` (2 more replies)
0 siblings, 3 replies; 5+ messages in thread
From: Ursula Braun @ 2008-07-18 13:24 UTC (permalink / raw)
To: jgarzik, netdev, linux-s390
--
Greetings,
In june Martin Schwidefsky has already sent the first batch of s390 patches
with message cleanups to start our s390 kernel message documentation
project. Here are now following the cleanups in the missing networking drivers
ctcm and claw.
In addition, I have changed my email address in the MAINTAINERS file.
Regards, Ursula
^ permalink raw reply [flat|nested] 5+ messages in thread
* [patch 1/3] Cleanup claw printk messages.
2008-07-18 13:24 [patch 0/3] claw / ctcm printk message cleanup Ursula Braun
@ 2008-07-18 13:24 ` Ursula Braun
2008-07-22 22:01 ` Jeff Garzik
2008-07-18 13:24 ` [patch 2/3] ctcm: message cleanup Ursula Braun
2008-07-18 13:24 ` [patch 3/3] Update email address of Ursula Braun Ursula Braun
2 siblings, 1 reply; 5+ messages in thread
From: Ursula Braun @ 2008-07-18 13:24 UTC (permalink / raw)
To: jgarzik, netdev, linux-s390
Cc: Martin Schwidefsky, Heiko Carstens, Andy Richter, Ursula Braun
[-- Attachment #1: 607-claw.diff --]
[-- Type: text/plain, Size: 115487 bytes --]
From: Andy Richter <richtera@us.ibm.com>
Cc: Martin Schwidefsky <schwidefska@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andy Richter <richtera@us.ibm.com>
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
---
drivers/s390/net/claw.c | 2141 +++++++++++-------------------------------------
1 file changed, 520 insertions(+), 1621 deletions(-)
Index: linux-2.6-uschi/drivers/s390/net/claw.c
===================================================================
--- linux-2.6-uschi.orig/drivers/s390/net/claw.c
+++ linux-2.6-uschi/drivers/s390/net/claw.c
@@ -58,13 +58,13 @@
* 1.10 Changes for Buffer allocation
* 1.15 Changed for 2.6 Kernel No longer compiles on 2.4 or lower
* 1.25 Added Packing support
+ * 1.5
*/
#include <asm/ccwdev.h>
#include <asm/ccwgroup.h>
#include <asm/debug.h>
#include <asm/idals.h>
#include <asm/io.h>
-
#include <linux/bitops.h>
#include <linux/ctype.h>
#include <linux/delay.h>
@@ -90,36 +90,10 @@
#include "cu3088.h"
#include "claw.h"
-MODULE_AUTHOR("Andy Richter <richtera@us.ibm.com>");
-MODULE_DESCRIPTION("Linux for zSeries CLAW Driver\n" \
- "Copyright 2000,2005 IBM Corporation\n");
-MODULE_LICENSE("GPL");
-
-/* Debugging is based on DEBUGMSG, IOTRACE, or FUNCTRACE options:
- DEBUGMSG - Enables output of various debug messages in the code
- IOTRACE - Enables output of CCW and other IO related traces
- FUNCTRACE - Enables output of function entry/exit trace
- Define any combination of above options to enable tracing
-
- CLAW also uses the s390dbf file system see claw_trace and claw_setup
+/*
+ CLAW uses the s390dbf file system see claw_trace and claw_setup
*/
-/* following enables tracing */
-//#define DEBUGMSG
-//#define IOTRACE
-//#define FUNCTRACE
-
-#ifdef DEBUGMSG
-#define DEBUG
-#endif
-
-#ifdef IOTRACE
-#define DEBUG
-#endif
-
-#ifdef FUNCTRACE
-#define DEBUG
-#endif
static char debug_buffer[255];
/**
@@ -146,7 +120,6 @@ claw_register_debug_facility(void)
claw_dbf_setup = debug_register("claw_setup", 2, 1, 8);
claw_dbf_trace = debug_register("claw_trace", 2, 2, 8);
if (claw_dbf_setup == NULL || claw_dbf_trace == NULL) {
- printk(KERN_WARNING "Not enough memory for debug facility.\n");
claw_unregister_debug_facility();
return -ENOMEM;
}
@@ -232,9 +205,6 @@ static void probe_error( struct ccwgroup
static struct net_device_stats *claw_stats(struct net_device *dev);
static int pages_to_order_of_mag(int num_of_pages);
static struct sk_buff *claw_pack_skb(struct claw_privbk *privptr);
-#ifdef DEBUG
-static void dumpit (char *buf, int len);
-#endif
/* sysfs Functions */
static ssize_t claw_hname_show(struct device *dev, struct device_attribute *attr, char *buf);
static ssize_t claw_hname_write(struct device *dev, struct device_attribute *attr,
@@ -263,12 +233,12 @@ static int claw_snd_disc(struct net_devi
static int claw_snd_sys_validate_rsp(struct net_device *dev,
struct clawctl * p_ctl, __u32 return_code);
static int claw_strt_conn_req(struct net_device *dev );
-static void claw_strt_read ( struct net_device *dev, int lock );
-static void claw_strt_out_IO( struct net_device *dev );
-static void claw_free_wrt_buf( struct net_device *dev );
+static void claw_strt_read(struct net_device *dev, int lock);
+static void claw_strt_out_IO(struct net_device *dev);
+static void claw_free_wrt_buf(struct net_device *dev);
/* Functions for unpack reads */
-static void unpack_read (struct net_device *dev );
+static void unpack_read(struct net_device *dev);
/* ccwgroup table */
@@ -284,7 +254,6 @@ static struct ccwgroup_driver claw_group
};
/*
-*
* Key functions
*/
@@ -298,23 +267,14 @@ claw_probe(struct ccwgroup_device *cgdev
int rc;
struct claw_privbk *privptr=NULL;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s Enter\n",__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"probe");
+ CLAW_DBF_TEXT(2, setup, "probe");
if (!get_device(&cgdev->dev))
return -ENODEV;
-#ifdef DEBUGMSG
- printk(KERN_INFO "claw: variable cgdev =\n");
- dumpit((char *)cgdev, sizeof(struct ccwgroup_device));
-#endif
privptr = kzalloc(sizeof(struct claw_privbk), GFP_KERNEL);
if (privptr == NULL) {
probe_error(cgdev);
put_device(&cgdev->dev);
- printk(KERN_WARNING "Out of memory %s %s Exit Line %d \n",
- cgdev->cdev[0]->dev.bus_id,__func__,__LINE__);
- CLAW_DBF_TEXT_(2,setup,"probex%d",-ENOMEM);
+ CLAW_DBF_TEXT_(2, setup, "probex%d", -ENOMEM);
return -ENOMEM;
}
privptr->p_mtc_envelope= kzalloc( MAX_ENVELOPE_SIZE, GFP_KERNEL);
@@ -322,9 +282,7 @@ claw_probe(struct ccwgroup_device *cgdev
if ((privptr->p_mtc_envelope==NULL) || (privptr->p_env==NULL)) {
probe_error(cgdev);
put_device(&cgdev->dev);
- printk(KERN_WARNING "Out of memory %s %s Exit Line %d \n",
- cgdev->cdev[0]->dev.bus_id,__func__,__LINE__);
- CLAW_DBF_TEXT_(2,setup,"probex%d",-ENOMEM);
+ CLAW_DBF_TEXT_(2, setup, "probex%d", -ENOMEM);
return -ENOMEM;
}
memcpy(privptr->p_env->adapter_name,WS_NAME_NOT_DEF,8);
@@ -341,19 +299,14 @@ claw_probe(struct ccwgroup_device *cgdev
put_device(&cgdev->dev);
printk(KERN_WARNING "add_files failed %s %s Exit Line %d \n",
cgdev->cdev[0]->dev.bus_id,__func__,__LINE__);
- CLAW_DBF_TEXT_(2,setup,"probex%d",rc);
+ CLAW_DBF_TEXT_(2, setup, "probex%d", rc);
return rc;
}
- printk(KERN_INFO "claw: sysfs files added for %s\n",cgdev->cdev[0]->dev.bus_id);
privptr->p_env->p_priv = privptr;
cgdev->cdev[0]->handler = claw_irq_handler;
cgdev->cdev[1]->handler = claw_irq_handler;
cgdev->dev.driver_data = privptr;
-#ifdef FUNCTRACE
- printk(KERN_INFO "claw:%s exit on line %d, "
- "rc = 0\n",__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(2,setup,"prbext 0");
+ CLAW_DBF_TEXT(2, setup, "prbext 0");
return 0;
} /* end of claw_probe */
@@ -370,37 +323,18 @@ claw_tx(struct sk_buff *skb, struct net_
unsigned long saveflags;
struct chbk *p_ch;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s enter\n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"claw_tx");
+ CLAW_DBF_TEXT(4, trace, "claw_tx");
p_ch=&privptr->channel[WRITE];
if (skb == NULL) {
- printk(KERN_WARNING "%s: null pointer passed as sk_buffer\n",
- dev->name);
privptr->stats.tx_dropped++;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() exit on line %d, rc = EIO\n",
- dev->name,__func__, __LINE__);
-#endif
- CLAW_DBF_TEXT_(2,trace,"clawtx%d",-EIO);
+ privptr->stats.tx_errors++;
+ CLAW_DBF_TEXT_(2, trace, "clawtx%d", -EIO);
return -EIO;
}
-
-#ifdef IOTRACE
- printk(KERN_INFO "%s: variable sk_buff=\n",dev->name);
- dumpit((char *) skb, sizeof(struct sk_buff));
- printk(KERN_INFO "%s: variable dev=\n",dev->name);
- dumpit((char *) dev, sizeof(struct net_device));
-#endif
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);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s exit on line %d, rc = %d\n",
- dev->name, __func__, __LINE__, rc);
-#endif
- CLAW_DBF_TEXT_(4,trace,"clawtx%d",rc);
+ CLAW_DBF_TEXT_(4, trace, "clawtx%d", rc);
return rc;
} /* end of claw_tx */
@@ -419,7 +353,7 @@ claw_pack_skb(struct claw_privbk *privpt
new_skb = NULL; /* assume no dice */
pkt_cnt = 0;
- CLAW_DBF_TEXT(4,trace,"PackSKBe");
+ CLAW_DBF_TEXT(4, trace, "PackSKBe");
if (!skb_queue_empty(&p_ch->collect_queue)) {
/* some data */
held_skb = skb_dequeue(&p_ch->collect_queue);
@@ -457,13 +391,8 @@ claw_pack_skb(struct claw_privbk *privpt
skb_queue_head(&p_ch->collect_queue,held_skb);
}
}
-#ifdef IOTRACE
- printk(KERN_INFO "%s: %s() Packed %d len %d\n",
- p_env->ndev->name,
- __func__,pkt_cnt,new_skb->len);
-#endif
}
- CLAW_DBF_TEXT(4,trace,"PackSKBx");
+ CLAW_DBF_TEXT(4, trace, "PackSKBx");
return new_skb;
}
@@ -477,29 +406,12 @@ claw_change_mtu(struct net_device *dev,
{
struct claw_privbk *privptr=dev->priv;
int buff_size;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__);
-#endif
-#ifdef DEBUGMSG
- printk(KERN_INFO "variable dev =\n");
- dumpit((char *) dev, sizeof(struct net_device));
- printk(KERN_INFO "variable new_mtu = %d\n", new_mtu);
-#endif
- CLAW_DBF_TEXT(4,trace,"setmtu");
+ CLAW_DBF_TEXT(4, trace, "setmtu");
buff_size = privptr->p_env->write_size;
if ((new_mtu < 60) || (new_mtu > buff_size)) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d, rc=EINVAL\n",
- dev->name,
- __func__, __LINE__);
-#endif
return -EINVAL;
}
dev->mtu = new_mtu;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",dev->name,
- __func__, __LINE__);
-#endif
return 0;
} /* end of claw_change_mtu */
@@ -521,24 +433,13 @@ claw_open(struct net_device *dev)
struct timer_list timer;
struct ccwbk *p_buf;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"open");
- if (!dev || (dev->name[0] == 0x00)) {
- CLAW_DBF_TEXT(2,trace,"BadDev");
- printk(KERN_WARNING "claw: Bad device at open failing \n");
- return -ENODEV;
- }
+ CLAW_DBF_TEXT(4, trace, "open");
privptr = (struct claw_privbk *)dev->priv;
/* allocate and initialize CCW blocks */
if (privptr->buffs_alloc == 0) {
rc=init_ccw_bk(dev);
if (rc) {
- printk(KERN_INFO "%s:%s Exit on line %d, rc=ENOMEM\n",
- dev->name,
- __func__, __LINE__);
- CLAW_DBF_TEXT(2,trace,"openmem");
+ CLAW_DBF_TEXT(2, trace, "openmem");
return -ENOMEM;
}
}
@@ -557,7 +458,7 @@ claw_open(struct net_device *dev)
tasklet_init(&privptr->channel[READ].tasklet, claw_irq_tasklet,
(unsigned long) &privptr->channel[READ]);
for ( i = 0; i < 2; i++) {
- CLAW_DBF_TEXT_(2,trace,"opn_ch%d",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)
@@ -595,15 +496,8 @@ claw_open(struct net_device *dev)
~(DEV_STAT_CHN_END | DEV_STAT_DEV_END)) != 0x00) ||
(((privptr->channel[READ].flag |
privptr->channel[WRITE].flag) & CLAW_TIMER) != 0x00)) {
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: channel problems during open - read:"
- " %02x - write: %02x\n",
- dev->name,
- privptr->channel[READ].last_dstat,
- privptr->channel[WRITE].last_dstat);
-#endif
printk(KERN_INFO "%s: remote side is not ready\n", dev->name);
- CLAW_DBF_TEXT(2,trace,"notrdy");
+ CLAW_DBF_TEXT(2, trace, "notrdy");
for ( i = 0; i < 2; i++) {
spin_lock_irqsave(
@@ -659,23 +553,14 @@ claw_open(struct net_device *dev)
privptr->p_buff_read=NULL;
privptr->p_buff_write=NULL;
claw_clear_busy(dev);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d, rc=EIO\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(2,trace,"open EIO");
+ CLAW_DBF_TEXT(2, trace, "open EIO");
return -EIO;
}
/* Send SystemValidate command */
claw_clear_busy(dev);
-
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d, rc=0\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"openok");
+ CLAW_DBF_TEXT(4, trace, "openok");
return 0;
} /* end of claw_open */
@@ -694,22 +579,14 @@ claw_irq_handler(struct ccw_device *cdev
struct claw_env *p_env;
struct chbk *p_ch_r=NULL;
-
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s enter \n",__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"clawirq");
+ CLAW_DBF_TEXT(4, trace, "clawirq");
/* Bypass all 'unsolicited interrupts' */
if (!cdev->dev.driver_data) {
printk(KERN_WARNING "claw: unsolicited interrupt for device:"
"%s received c-%02x d-%02x\n",
cdev->dev.bus_id, irb->scsw.cmd.cstat,
irb->scsw.cmd.dstat);
-#ifdef FUNCTRACE
- printk(KERN_INFO "claw: %s() "
- "exit on line %d\n",__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(2,trace,"badirq");
+ CLAW_DBF_TEXT(2, trace, "badirq");
return;
}
privptr = (struct claw_privbk *)cdev->dev.driver_data;
@@ -722,41 +599,25 @@ claw_irq_handler(struct ccw_device *cdev
else {
printk(KERN_WARNING "claw: Can't determine channel for "
"interrupt, device %s\n", cdev->dev.bus_id);
- CLAW_DBF_TEXT(2,trace,"badchan");
+ CLAW_DBF_TEXT(2, trace, "badchan");
return;
}
- CLAW_DBF_TEXT_(4,trace,"IRQCH=%d",p_ch->flag);
+ CLAW_DBF_TEXT_(4, trace, "IRQCH=%d", p_ch->flag);
dev = (struct net_device *) (p_ch->ndev);
p_env=privptr->p_env;
-#ifdef IOTRACE
- printk(KERN_INFO "%s: interrupt for device: %04x "
- "received c-%02x d-%02x state-%02x\n",
- dev->name, p_ch->devno, irb->scsw.cmd.cstat,
- irb->scsw.cmd.dstat, p_ch->claw_state);
-#endif
-
/* Copy interruption response block. */
memcpy(p_ch->irb, irb, sizeof(struct irb));
- /* Check for good subchannel return code, otherwise error message */
+ /* Check for good subchannel return code, otherwise info message */
if (irb->scsw.cmd.cstat && !(irb->scsw.cmd.cstat & SCHN_STAT_PCI)) {
printk(KERN_INFO "%s: subchannel check for device: %04x -"
" Sch Stat %02x Dev Stat %02x CPA - %04x\n",
dev->name, p_ch->devno,
irb->scsw.cmd.cstat, irb->scsw.cmd.dstat,
irb->scsw.cmd.cpa);
-#ifdef IOTRACE
- dumpit((char *)irb,sizeof(struct irb));
- dumpit((char *)(unsigned long)irb->scsw.cmd.cpa,
- sizeof(struct ccw1));
-#endif
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(2,trace,"chanchk");
+ CLAW_DBF_TEXT(2, trace, "chanchk");
/* return; */
}
@@ -768,233 +629,138 @@ claw_irq_handler(struct ccw_device *cdev
p_ch->last_dstat = irb->scsw.cmd.dstat;
switch (p_ch->claw_state) {
- case CLAW_STOP:/* HALT_IO by claw_release (halt sequence) */
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: CLAW_STOP enter\n", dev->name);
-#endif
- if (!((p_ch->irb->scsw.cmd.stctl &
- SCSW_STCTL_SEC_STATUS) ||
- (p_ch->irb->scsw.cmd.stctl ==
- SCSW_STCTL_STATUS_PEND) ||
- (p_ch->irb->scsw.cmd.stctl ==
- (SCSW_STCTL_ALERT_STATUS |
- SCSW_STCTL_STATUS_PEND)))) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- return;
- }
- wake_up(&p_ch->wait); /* wake up claw_release */
-
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: CLAW_STOP exit\n", dev->name);
-#endif
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"stop");
- return;
-
- case CLAW_START_HALT_IO: /* HALT_IO issued by claw_open */
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: process CLAW_STAT_HALT_IO\n",
- dev->name);
-#endif
- if (!((p_ch->irb->scsw.cmd.stctl &
- SCSW_STCTL_SEC_STATUS) ||
- (p_ch->irb->scsw.cmd.stctl ==
- SCSW_STCTL_STATUS_PEND) ||
- (p_ch->irb->scsw.cmd.stctl ==
- (SCSW_STCTL_ALERT_STATUS |
- SCSW_STCTL_STATUS_PEND)))) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"haltio");
- return;
- }
- if (p_ch->flag == CLAW_READ) {
- p_ch->claw_state = CLAW_START_READ;
- wake_up(&p_ch->wait); /* wake claw_open (READ)*/
- }
+ case CLAW_STOP:/* HALT_IO by claw_release (halt sequence) */
+ if (!((p_ch->irb->scsw.cmd.stctl & SCSW_STCTL_SEC_STATUS) ||
+ (p_ch->irb->scsw.cmd.stctl == SCSW_STCTL_STATUS_PEND) ||
+ (p_ch->irb->scsw.cmd.stctl ==
+ (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND))))
+ return;
+ wake_up(&p_ch->wait); /* wake up claw_release */
+ CLAW_DBF_TEXT(4, trace, "stop");
+ return;
+ case CLAW_START_HALT_IO: /* HALT_IO issued by claw_open */
+ if (!((p_ch->irb->scsw.cmd.stctl & SCSW_STCTL_SEC_STATUS) ||
+ (p_ch->irb->scsw.cmd.stctl == SCSW_STCTL_STATUS_PEND) ||
+ (p_ch->irb->scsw.cmd.stctl ==
+ (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) {
+ CLAW_DBF_TEXT(4, trace, "haltio");
+ return;
+ }
+ if (p_ch->flag == CLAW_READ) {
+ p_ch->claw_state = CLAW_START_READ;
+ wake_up(&p_ch->wait); /* wake claw_open (READ)*/
+ } else if (p_ch->flag == CLAW_WRITE) {
+ p_ch->claw_state = CLAW_START_WRITE;
+ /* send SYSTEM_VALIDATE */
+ claw_strt_read(dev, LOCK_NO);
+ claw_send_control(dev,
+ SYSTEM_VALIDATE_REQUEST,
+ 0, 0, 0,
+ p_env->host_name,
+ p_env->adapter_name);
+ } else {
+ printk(KERN_WARNING "claw: unsolicited "
+ "interrupt for device:"
+ "%s received c-%02x d-%02x\n",
+ cdev->dev.bus_id,
+ irb->scsw.cmd.cstat,
+ irb->scsw.cmd.dstat);
+ return;
+ }
+ CLAW_DBF_TEXT(4, trace, "haltio");
+ return;
+ case CLAW_START_READ:
+ CLAW_DBF_TEXT(4, trace, "ReadIRQ");
+ if (p_ch->irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
+ clear_bit(0, (void *)&p_ch->IO_active);
+ if ((p_ch->irb->ecw[0] & 0x41) == 0x41 ||
+ (p_ch->irb->ecw[0] & 0x40) == 0x40 ||
+ (p_ch->irb->ecw[0]) == 0) {
+ privptr->stats.rx_errors++;
+ printk(KERN_INFO "%s: Restart is "
+ "required after remote "
+ "side recovers \n",
+ dev->name);
+ }
+ CLAW_DBF_TEXT(4, trace, "notrdy");
+ return;
+ }
+ if ((p_ch->irb->scsw.cmd.cstat & SCHN_STAT_PCI) &&
+ (p_ch->irb->scsw.cmd.dstat == 0)) {
+ if (test_and_set_bit(CLAW_BH_ACTIVE,
+ (void *)&p_ch->flag_a) == 0)
+ tasklet_schedule(&p_ch->tasklet);
else
- if (p_ch->flag == CLAW_WRITE) {
- p_ch->claw_state = CLAW_START_WRITE;
- /* send SYSTEM_VALIDATE */
- claw_strt_read(dev, LOCK_NO);
- claw_send_control(dev,
- SYSTEM_VALIDATE_REQUEST,
- 0, 0, 0,
- p_env->host_name,
- p_env->adapter_name );
- } else {
- printk(KERN_WARNING "claw: unsolicited "
- "interrupt for device:"
- "%s received c-%02x d-%02x\n",
- cdev->dev.bus_id,
- irb->scsw.cmd.cstat,
- irb->scsw.cmd.dstat);
- return;
- }
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: process CLAW_STAT_HALT_IO exit\n",
- dev->name);
-#endif
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"haltio");
- return;
- case CLAW_START_READ:
- CLAW_DBF_TEXT(4,trace,"ReadIRQ");
- if (p_ch->irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
- clear_bit(0, (void *)&p_ch->IO_active);
- if ((p_ch->irb->ecw[0] & 0x41) == 0x41 ||
- (p_ch->irb->ecw[0] & 0x40) == 0x40 ||
- (p_ch->irb->ecw[0]) == 0)
- {
- privptr->stats.rx_errors++;
- printk(KERN_INFO "%s: Restart is "
- "required after remote "
- "side recovers \n",
- dev->name);
- }
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"notrdy");
- return;
- }
- if ((p_ch->irb->scsw.cmd.cstat & SCHN_STAT_PCI) &&
- (p_ch->irb->scsw.cmd.dstat == 0)) {
- if (test_and_set_bit(CLAW_BH_ACTIVE,
- (void *)&p_ch->flag_a) == 0) {
- tasklet_schedule(&p_ch->tasklet);
- }
- else {
- CLAW_DBF_TEXT(4,trace,"PCINoBH");
- }
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"PCI_read");
- return;
- }
- if (!((p_ch->irb->scsw.cmd.stctl &
- SCSW_STCTL_SEC_STATUS) ||
- (p_ch->irb->scsw.cmd.stctl ==
- SCSW_STCTL_STATUS_PEND) ||
- (p_ch->irb->scsw.cmd.stctl ==
- (SCSW_STCTL_ALERT_STATUS |
- SCSW_STCTL_STATUS_PEND)))) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"SPend_rd");
- return;
- }
- clear_bit(0, (void *)&p_ch->IO_active);
- claw_clearbit_busy(TB_RETRY,dev);
- if (test_and_set_bit(CLAW_BH_ACTIVE,
- (void *)&p_ch->flag_a) == 0) {
- tasklet_schedule(&p_ch->tasklet);
- }
- else {
- CLAW_DBF_TEXT(4,trace,"RdBHAct");
- }
-
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: process CLAW_START_READ exit\n",
- dev->name);
-#endif
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"RdIRQXit");
- return;
- case CLAW_START_WRITE:
- if (p_ch->irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
- printk(KERN_INFO "%s: Unit Check Occured in "
- "write channel\n",dev->name);
- clear_bit(0, (void *)&p_ch->IO_active);
- if (p_ch->irb->ecw[0] & 0x80 ) {
- printk(KERN_INFO "%s: Resetting Event "
- "occurred:\n",dev->name);
- init_timer(&p_ch->timer);
- p_ch->timer.function =
- (void *)claw_write_retry;
- p_ch->timer.data = (unsigned long)p_ch;
- p_ch->timer.expires = jiffies + 10*HZ;
- add_timer(&p_ch->timer);
- printk(KERN_INFO "%s: write connection "
- "restarting\n",dev->name);
- }
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"rstrtwrt");
- return;
- }
- if (p_ch->irb->scsw.cmd.dstat & DEV_STAT_UNIT_EXCEP) {
- clear_bit(0, (void *)&p_ch->IO_active);
- printk(KERN_INFO "%s: Unit Exception "
- "Occured in write channel\n",
- dev->name);
- }
- if (!((p_ch->irb->scsw.cmd.stctl &
- SCSW_STCTL_SEC_STATUS) ||
- (p_ch->irb->scsw.cmd.stctl ==
- SCSW_STCTL_STATUS_PEND) ||
- (p_ch->irb->scsw.cmd.stctl ==
- (SCSW_STCTL_ALERT_STATUS |
- SCSW_STCTL_STATUS_PEND)))) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"writeUE");
- return;
- }
- clear_bit(0, (void *)&p_ch->IO_active);
- if (claw_test_and_setbit_busy(TB_TX,dev)==0) {
- claw_write_next(p_ch);
- claw_clearbit_busy(TB_TX,dev);
- claw_clear_busy(dev);
- }
- p_ch_r=(struct chbk *)&privptr->channel[READ];
- if (test_and_set_bit(CLAW_BH_ACTIVE,
- (void *)&p_ch_r->flag_a) == 0) {
- tasklet_schedule(&p_ch_r->tasklet);
- }
-
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: process CLAW_START_WRITE exit\n",
- dev->name);
-#endif
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"StWtExit");
- return;
- default:
- printk(KERN_WARNING "%s: wrong selection code - irq "
- "state=%d\n",dev->name,p_ch->claw_state);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(2,trace,"badIRQ");
- return;
+ CLAW_DBF_TEXT(4, trace, "PCINoBH");
+ CLAW_DBF_TEXT(4, trace, "PCI_read");
+ return;
+ }
+ if (!((p_ch->irb->scsw.cmd.stctl & SCSW_STCTL_SEC_STATUS) ||
+ (p_ch->irb->scsw.cmd.stctl == SCSW_STCTL_STATUS_PEND) ||
+ (p_ch->irb->scsw.cmd.stctl ==
+ (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) {
+ CLAW_DBF_TEXT(4, trace, "SPend_rd");
+ return;
+ }
+ clear_bit(0, (void *)&p_ch->IO_active);
+ claw_clearbit_busy(TB_RETRY, dev);
+ if (test_and_set_bit(CLAW_BH_ACTIVE,
+ (void *)&p_ch->flag_a) == 0)
+ tasklet_schedule(&p_ch->tasklet);
+ else
+ CLAW_DBF_TEXT(4, trace, "RdBHAct");
+ CLAW_DBF_TEXT(4, trace, "RdIRQXit");
+ return;
+ case CLAW_START_WRITE:
+ if (p_ch->irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
+ printk(KERN_INFO "%s: Unit Check Occured in "
+ "write channel\n", dev->name);
+ clear_bit(0, (void *)&p_ch->IO_active);
+ if (p_ch->irb->ecw[0] & 0x80) {
+ printk(KERN_INFO "%s: Resetting Event "
+ "occurred:\n", dev->name);
+ init_timer(&p_ch->timer);
+ p_ch->timer.function =
+ (void *)claw_write_retry;
+ p_ch->timer.data = (unsigned long)p_ch;
+ p_ch->timer.expires = jiffies + 10*HZ;
+ add_timer(&p_ch->timer);
+ printk(KERN_INFO "%s: write connection "
+ "restarting\n", dev->name);
+ }
+ CLAW_DBF_TEXT(4, trace, "rstrtwrt");
+ return;
+ }
+ if (p_ch->irb->scsw.cmd.dstat & DEV_STAT_UNIT_EXCEP) {
+ clear_bit(0, (void *)&p_ch->IO_active);
+ printk(KERN_INFO "%s: Unit Exception "
+ "Occured in write channel\n",
+ dev->name);
+ }
+ if (!((p_ch->irb->scsw.cmd.stctl & SCSW_STCTL_SEC_STATUS) ||
+ (p_ch->irb->scsw.cmd.stctl == SCSW_STCTL_STATUS_PEND) ||
+ (p_ch->irb->scsw.cmd.stctl ==
+ (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) {
+ CLAW_DBF_TEXT(4, trace, "writeUE");
+ return;
+ }
+ clear_bit(0, (void *)&p_ch->IO_active);
+ if (claw_test_and_setbit_busy(TB_TX, dev) == 0) {
+ claw_write_next(p_ch);
+ claw_clearbit_busy(TB_TX, dev);
+ claw_clear_busy(dev);
+ }
+ p_ch_r = (struct chbk *)&privptr->channel[READ];
+ if (test_and_set_bit(CLAW_BH_ACTIVE,
+ (void *)&p_ch_r->flag_a) == 0)
+ tasklet_schedule(&p_ch_r->tasklet);
+ CLAW_DBF_TEXT(4, trace, "StWtExit");
+ return;
+ default:
+ printk(KERN_WARNING "%s: wrong selection code - irq "
+ "state=%d\n", dev->name, p_ch->claw_state);
+ CLAW_DBF_TEXT(2, trace, "badIRQ");
+ return;
}
} /* end of claw_irq_handler */
@@ -1013,29 +779,11 @@ claw_irq_tasklet ( unsigned long data )
p_ch = (struct chbk *) data;
dev = (struct net_device *)p_ch->ndev;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__);
-#endif
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable p_ch =\n",dev->name);
- dumpit((char *) p_ch, sizeof(struct chbk));
-#endif
- CLAW_DBF_TEXT(4,trace,"IRQtask");
-
+ CLAW_DBF_TEXT(4, trace, "IRQtask");
privptr = (struct claw_privbk *) dev->priv;
-
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: bh routine - state-%02x\n" ,
- dev->name, p_ch->claw_state);
-#endif
-
unpack_read(dev);
clear_bit(CLAW_BH_ACTIVE, (void *)&p_ch->flag_a);
- CLAW_DBF_TEXT(4,trace,"TskletXt");
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
+ CLAW_DBF_TEXT(4, trace, "TskletXt");
return;
} /* end of claw_irq_bh */
@@ -1060,16 +808,7 @@ claw_release(struct net_device *dev)
privptr = (struct claw_privbk *) dev->priv;
if (!privptr)
return 0;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"release");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable dev =\n",dev->name);
- dumpit((char *) dev, sizeof(struct net_device));
- printk(KERN_INFO "Priv Buffalloc %d\n",privptr->buffs_alloc);
- printk(KERN_INFO "Priv p_buff_ccw = %p\n",&privptr->p_buff_ccw);
-#endif
+ CLAW_DBF_TEXT(4, trace, "release");
privptr->release_pend=1;
claw_setbit_busy(TB_STOP,dev);
for ( i = 1; i >=0 ; i--) {
@@ -1101,19 +840,15 @@ claw_release(struct net_device *dev)
privptr->pk_skb = NULL;
}
if(privptr->buffs_alloc != 1) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"none2fre");
+ CLAW_DBF_TEXT(4, trace, "none2fre");
return 0;
}
- CLAW_DBF_TEXT(4,trace,"freebufs");
+ CLAW_DBF_TEXT(4, trace, "freebufs");
if (privptr->p_buff_ccw != NULL) {
free_pages((unsigned long)privptr->p_buff_ccw,
(int)pages_to_order_of_mag(privptr->p_buff_ccw_num));
}
- CLAW_DBF_TEXT(4,trace,"freeread");
+ CLAW_DBF_TEXT(4, trace, "freeread");
if (privptr->p_env->read_size < PAGE_SIZE) {
if (privptr->p_buff_read != NULL) {
free_pages((unsigned long)privptr->p_buff_read,
@@ -1129,7 +864,7 @@ claw_release(struct net_device *dev)
p_buf=p_buf->next;
}
}
- CLAW_DBF_TEXT(4,trace,"freewrit");
+ CLAW_DBF_TEXT(4, trace, "freewrit");
if (privptr->p_env->write_size < PAGE_SIZE ) {
free_pages((unsigned long)privptr->p_buff_write,
(int)pages_to_order_of_mag(privptr->p_buff_write_num));
@@ -1143,7 +878,7 @@ claw_release(struct net_device *dev)
p_buf=p_buf->next;
}
}
- CLAW_DBF_TEXT(4,trace,"clearptr");
+ CLAW_DBF_TEXT(4, trace, "clearptr");
privptr->buffs_alloc = 0;
privptr->p_buff_ccw=NULL;
privptr->p_buff_read=NULL;
@@ -1180,18 +915,12 @@ claw_release(struct net_device *dev)
dev->name,
privptr->channel[READ].last_dstat,
privptr->channel[WRITE].last_dstat);
- CLAW_DBF_TEXT(2,trace,"badclose");
+ CLAW_DBF_TEXT(2, trace, "badclose");
}
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"rlsexit");
+ CLAW_DBF_TEXT(4, trace, "rlsexit");
return 0;
} /* end of claw_release */
-
-
/*-------------------------------------------------------------------*
* claw_write_retry *
* *
@@ -1203,32 +932,12 @@ claw_write_retry ( struct chbk *p_ch )
struct net_device *dev=p_ch->ndev;
-
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__);
- printk(KERN_INFO "claw: variable p_ch =\n");
- dumpit((char *) p_ch, sizeof(struct chbk));
-#endif
- CLAW_DBF_TEXT(4,trace,"w_retry");
+ CLAW_DBF_TEXT(4, trace, "w_retry");
if (p_ch->claw_state == CLAW_STOP) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
return;
}
-#ifdef DEBUGMSG
- printk( KERN_INFO "%s:%s state-%02x\n" ,
- dev->name,
- __func__,
- p_ch->claw_state);
-#endif
claw_strt_out_IO( dev );
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"rtry_xit");
+ CLAW_DBF_TEXT(4, trace, "rtry_xit");
return;
} /* end of claw_write_retry */
@@ -1247,12 +956,7 @@ claw_write_next ( struct chbk * p_ch )
struct sk_buff *pk_skb;
int rc;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter \n",p_ch->ndev->name,__func__);
- printk(KERN_INFO "%s: variable p_ch =\n",p_ch->ndev->name);
- dumpit((char *) p_ch, sizeof(struct chbk));
-#endif
- CLAW_DBF_TEXT(4,trace,"claw_wrt");
+ CLAW_DBF_TEXT(4, trace, "claw_wrt");
if (p_ch->claw_state == CLAW_STOP)
return;
dev = (struct net_device *) p_ch->ndev;
@@ -1272,11 +976,6 @@ claw_write_next ( struct chbk * p_ch )
if (privptr->p_write_active_first!=NULL) {
claw_strt_out_IO(dev);
}
-
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
return;
} /* end of claw_write_next */
@@ -1288,22 +987,12 @@ claw_write_next ( struct chbk * p_ch )
static void
claw_timer ( struct chbk * p_ch )
{
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Entry\n",p_ch->ndev->name,__func__);
- printk(KERN_INFO "%s: variable p_ch =\n",p_ch->ndev->name);
- dumpit((char *) p_ch, sizeof(struct chbk));
-#endif
- CLAW_DBF_TEXT(4,trace,"timer");
+ CLAW_DBF_TEXT(4, trace, "timer");
p_ch->flag |= CLAW_TIMER;
wake_up(&p_ch->wait);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- p_ch->ndev->name,__func__,__LINE__);
-#endif
return;
} /* end of claw_timer */
-
/*
*
* functions
@@ -1324,10 +1013,8 @@ pages_to_order_of_mag(int num_of_pages)
{
int order_of_mag=1; /* assume 2 pages */
int nump=2;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s Enter pages = %d \n",__func__,num_of_pages);
-#endif
- CLAW_DBF_TEXT_(5,trace,"pages%d",num_of_pages);
+
+ CLAW_DBF_TEXT_(5, trace, "pages%d", num_of_pages);
if (num_of_pages == 1) {return 0; } /* magnitude of 0 = 1 page */
/* 512 pages = 2Meg on 4k page systems */
if (num_of_pages >= 512) {return 9; }
@@ -1338,11 +1025,7 @@ pages_to_order_of_mag(int num_of_pages)
order_of_mag +=1;
}
if (order_of_mag > 9) { order_of_mag = 9; } /* I know it's paranoid */
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s Exit on line %d, order = %d\n",
- __func__,__LINE__, order_of_mag);
-#endif
- CLAW_DBF_TEXT_(5,trace,"mag%d",order_of_mag);
+ CLAW_DBF_TEXT_(5, trace, "mag%d", order_of_mag);
return order_of_mag;
}
@@ -1358,21 +1041,7 @@ add_claw_reads(struct net_device *dev, s
struct claw_privbk *privptr;
struct ccw1 temp_ccw;
struct endccw * p_end;
-#ifdef IOTRACE
- struct ccwbk* p_buf;
-#endif
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__);
-#endif
-#ifdef DEBUGMSG
- printk(KERN_INFO "dev\n");
- dumpit((char *) dev, sizeof(struct net_device));
- printk(KERN_INFO "p_first\n");
- dumpit((char *) p_first, sizeof(struct ccwbk));
- printk(KERN_INFO "p_last\n");
- dumpit((char *) p_last, sizeof(struct ccwbk));
-#endif
- CLAW_DBF_TEXT(4,trace,"addreads");
+ CLAW_DBF_TEXT(4, trace, "addreads");
privptr = dev->priv;
p_end = privptr->p_end_ccw;
@@ -1380,11 +1049,7 @@ add_claw_reads(struct net_device *dev, s
* to apend the running channel programs
*/
if ( p_first==NULL) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"addexit");
+ CLAW_DBF_TEXT(4, trace, "addexit");
return 0;
}
@@ -1411,21 +1076,11 @@ add_claw_reads(struct net_device *dev, s
}
if ( privptr-> p_read_active_first ==NULL ) {
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s:%s p_read_active_first == NULL \n",
- dev->name,__func__);
- printk(KERN_INFO "%s:%s Read active first/last changed \n",
- dev->name,__func__);
-#endif
privptr-> p_read_active_first= p_first; /* set new first */
privptr-> p_read_active_last = p_last; /* set new last */
}
else {
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s:%s Read in progress \n",
- dev->name,__func__);
-#endif
/* set up TIC ccw */
temp_ccw.cda= (__u32)__pa(&p_first->read);
temp_ccw.count=0;
@@ -1462,27 +1117,7 @@ add_claw_reads(struct net_device *dev, s
privptr->p_read_active_last->next = p_first;
privptr->p_read_active_last=p_last;
} /* end of if ( privptr-> p_read_active_first ==NULL) */
-#ifdef IOTRACE
- printk(KERN_INFO "%s:%s dump p_last CCW BK \n",dev->name,__func__);
- dumpit((char *)p_last, sizeof(struct ccwbk));
- printk(KERN_INFO "%s:%s dump p_end CCW BK \n",dev->name,__func__);
- dumpit((char *)p_end, sizeof(struct endccw));
-
- printk(KERN_INFO "%s:%s dump p_first CCW BK \n",dev->name,__func__);
- dumpit((char *)p_first, sizeof(struct ccwbk));
- printk(KERN_INFO "%s:%s Dump Active CCW chain \n",
- dev->name,__func__);
- p_buf=privptr->p_read_active_first;
- while (p_buf!=NULL) {
- dumpit((char *)p_buf, sizeof(struct ccwbk));
- p_buf=p_buf->next;
- }
-#endif
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"addexit");
+ CLAW_DBF_TEXT(4, trace, "addexit");
return 0;
} /* end of add_claw_reads */
@@ -1494,44 +1129,29 @@ add_claw_reads(struct net_device *dev, s
static void
ccw_check_return_code(struct ccw_device *cdev, int return_code)
{
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() > enter \n",
- cdev->dev.bus_id,__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"ccwret");
-#ifdef DEBUGMSG
- printk(KERN_INFO "variable cdev =\n");
- dumpit((char *) cdev, sizeof(struct ccw_device));
- printk(KERN_INFO "variable return_code = %d\n",return_code);
-#endif
+ CLAW_DBF_TEXT(4, trace, "ccwret");
if (return_code != 0) {
switch (return_code) {
- case -EBUSY:
- printk(KERN_INFO "%s: Busy !\n",
- cdev->dev.bus_id);
- break;
- case -ENODEV:
- printk(KERN_EMERG "%s: Missing device called "
- "for IO ENODEV\n", cdev->dev.bus_id);
- break;
- case -EIO:
- printk(KERN_EMERG "%s: Status pending... EIO \n",
- cdev->dev.bus_id);
- break;
- case -EINVAL:
- printk(KERN_EMERG "%s: Invalid Dev State EINVAL \n",
- cdev->dev.bus_id);
- break;
- default:
- printk(KERN_EMERG "%s: Unknown error in "
+ case -EBUSY: /* BUSY is a transient state no action needed */
+ break;
+ case -ENODEV:
+ printk(KERN_EMERG "%s: Missing device called "
+ "for IO ENODEV\n", cdev->dev.bus_id);
+ break;
+ case -EIO:
+ printk(KERN_EMERG "%s: Status pending... EIO \n",
+ cdev->dev.bus_id);
+ break;
+ case -EINVAL:
+ printk(KERN_EMERG "%s: Invalid Dev State EINVAL \n",
+ cdev->dev.bus_id);
+ break;
+ default:
+ printk(KERN_EMERG "%s: Unknown error in "
"Do_IO %d\n",cdev->dev.bus_id, return_code);
- }
- }
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() > exit on line %d\n",
- cdev->dev.bus_id,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"ccwret");
+ }
+ }
+ CLAW_DBF_TEXT(4, trace, "ccwret");
} /* end of ccw_check_return_code */
/*-------------------------------------------------------------------*
@@ -1541,173 +1161,46 @@ ccw_check_return_code(struct ccw_device
static void
ccw_check_unit_check(struct chbk * p_ch, unsigned char sense )
{
- struct net_device *dev = p_ch->ndev;
-
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() > enter\n",dev->name,__func__);
-#endif
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable dev =\n",dev->name);
- dumpit((char *)dev, sizeof(struct net_device));
- printk(KERN_INFO "%s: variable sense =\n",dev->name);
- dumpit((char *)&sense, 2);
-#endif
- CLAW_DBF_TEXT(4,trace,"unitchek");
+ struct net_device *ndev = p_ch->ndev;
+ CLAW_DBF_TEXT(4, trace, "unitchek");
printk(KERN_INFO "%s: Unit Check with sense byte:0x%04x\n",
- dev->name, sense);
+ ndev->name, sense);
if (sense & 0x40) {
if (sense & 0x01) {
printk(KERN_WARNING "%s: Interface disconnect or "
"Selective reset "
- "occurred (remote side)\n", dev->name);
+ "occurred (remote side)\n", ndev->name);
}
else {
printk(KERN_WARNING "%s: System reset occured"
- " (remote side)\n", dev->name);
+ " (remote side)\n", ndev->name);
}
}
else if (sense & 0x20) {
if (sense & 0x04) {
printk(KERN_WARNING "%s: Data-streaming "
- "timeout)\n", dev->name);
+ "timeout)\n", ndev->name);
}
else {
printk(KERN_WARNING "%s: Data-transfer parity"
- " error\n", dev->name);
+ " error\n", ndev->name);
}
}
else if (sense & 0x10) {
if (sense & 0x20) {
printk(KERN_WARNING "%s: Hardware malfunction "
- "(remote side)\n", dev->name);
+ "(remote side)\n", ndev->name);
}
else {
printk(KERN_WARNING "%s: read-data parity error "
- "(remote side)\n", dev->name);
+ "(remote side)\n", ndev->name);
}
}
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
} /* end of ccw_check_unit_check */
-
-
-/*-------------------------------------------------------------------*
-* Dump buffer format *
-* *
-*--------------------------------------------------------------------*/
-#ifdef DEBUG
-static void
-dumpit(char* buf, int len)
-{
-
- __u32 ct, sw, rm, dup;
- char *ptr, *rptr;
- char tbuf[82], tdup[82];
-#if (CONFIG_64BIT)
- char addr[22];
-#else
- char addr[12];
-#endif
- char boff[12];
- char bhex[82], duphex[82];
- char basc[40];
-
- sw = 0;
- rptr =ptr=buf;
- rm = 16;
- duphex[0] = 0x00;
- dup = 0;
- for ( ct=0; ct < len; ct++, ptr++, rptr++ ) {
- if (sw == 0) {
-#if (CONFIG_64BIT)
- sprintf(addr, "%16.16lX",(unsigned long)rptr);
-#else
- sprintf(addr, "%8.8X",(__u32)rptr);
-#endif
- sprintf(boff, "%4.4X", (__u32)ct);
- bhex[0] = '\0';
- basc[0] = '\0';
- }
- if ((sw == 4) || (sw == 12)) {
- strcat(bhex, " ");
- }
- if (sw == 8) {
- strcat(bhex, " ");
- }
-#if (CONFIG_64BIT)
- sprintf(tbuf,"%2.2lX", (unsigned long)*ptr);
-#else
- sprintf(tbuf,"%2.2X", (__u32)*ptr);
-#endif
- tbuf[2] = '\0';
- strcat(bhex, tbuf);
- if ((0!=isprint(*ptr)) && (*ptr >= 0x20)) {
- basc[sw] = *ptr;
- }
- else {
- basc[sw] = '.';
- }
- basc[sw+1] = '\0';
- sw++;
- rm--;
- if (sw==16) {
- if ((strcmp(duphex, bhex)) !=0) {
- if (dup !=0) {
- sprintf(tdup,"Duplicate as above to"
- " %s", addr);
- printk( KERN_INFO " "
- " --- %s ---\n",tdup);
- }
- printk( KERN_INFO " %s (+%s) : %s [%s]\n",
- addr, boff, bhex, basc);
- dup = 0;
- strcpy(duphex, bhex);
- }
- else {
- dup++;
- }
- sw = 0;
- rm = 16;
- }
- } /* endfor */
-
- if (sw != 0) {
- for ( ; rm > 0; rm--, sw++ ) {
- if ((sw==4) || (sw==12)) strcat(bhex, " ");
- if (sw==8) strcat(bhex, " ");
- strcat(bhex, " ");
- strcat(basc, " ");
- }
- if (dup !=0) {
- sprintf(tdup,"Duplicate as above to %s", addr);
- printk( KERN_INFO " --- %s ---\n",
- tdup);
- }
- printk( KERN_INFO " %s (+%s) : %s [%s]\n",
- addr, boff, bhex, basc);
- }
- else {
- if (dup >=1) {
- sprintf(tdup,"Duplicate as above to %s", addr);
- printk( KERN_INFO " --- %s ---\n",
- tdup);
- }
- if (dup !=0) {
- printk( KERN_INFO " %s (+%s) : %s [%s]\n",
- addr, boff, bhex, basc);
- }
- }
- return;
-
-} /* end of dumpit */
-#endif
-
/*-------------------------------------------------------------------*
* find_link *
*--------------------------------------------------------------------*/
@@ -1718,16 +1211,7 @@ find_link(struct net_device *dev, char *
struct claw_env *p_env;
int rc=0;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s > enter \n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"findlink");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable dev = \n",dev->name);
- dumpit((char *) dev, sizeof(struct net_device));
- printk(KERN_INFO "%s: variable host_name = %s\n",dev->name, host_name);
- printk(KERN_INFO "%s: variable ws_name = %s\n",dev->name, ws_name);
-#endif
+ CLAW_DBF_TEXT(2, setup, "findlink");
privptr=dev->priv;
p_env=privptr->p_env;
switch (p_env->packing)
@@ -1750,10 +1234,6 @@ find_link(struct net_device *dev, char *
break;
}
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
return 0;
} /* end of find_link */
@@ -1782,27 +1262,11 @@ claw_hw_tx(struct sk_buff *skb, struct n
int lock;
struct clawph *pk_head;
struct chbk *ch;
-#ifdef IOTRACE
- struct ccwbk *p_buf;
-#endif
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() > enter\n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"hw_tx");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable dev skb =\n",dev->name);
- dumpit((char *) skb, sizeof(struct sk_buff));
- printk(KERN_INFO "%s: variable dev =\n",dev->name);
- dumpit((char *) dev, sizeof(struct net_device));
- printk(KERN_INFO "%s: variable linkid = %ld\n",dev->name,linkid);
-#endif
+
+ CLAW_DBF_TEXT(4, trace, "hw_tx");
privptr = (struct claw_privbk *) (dev->priv);
p_ch=(struct chbk *)&privptr->channel[WRITE];
p_env =privptr->p_env;
-#ifdef IOTRACE
- printk(KERN_INFO "%s: %s() dump sk_buff \n",dev->name,__func__);
- dumpit((char *)skb ,sizeof(struct sk_buff));
-#endif
claw_free_wrt_buf(dev); /* Clean up free chain if posible */
/* scan the write queue to free any completed write packets */
p_first_ccw=NULL;
@@ -1834,11 +1298,6 @@ claw_hw_tx(struct sk_buff *skb, struct n
claw_strt_out_IO(dev );
claw_free_wrt_buf( dev );
if (privptr->write_free_count==0) {
-#ifdef IOTRACE
- printk(KERN_INFO "%s: "
- "(claw_check_busy) no free write "
- "buffers\n", dev->name);
-#endif
ch = &privptr->channel[WRITE];
atomic_inc(&skb->users);
skb_queue_tail(&ch->collect_queue, skb);
@@ -1851,10 +1310,6 @@ claw_hw_tx(struct sk_buff *skb, struct n
}
/* tx lock */
if (claw_test_and_setbit_busy(TB_TX,dev)) { /* set to busy */
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: busy (claw_test_and_setbit_"
- "busy)\n", dev->name);
-#endif
ch = &privptr->channel[WRITE];
atomic_inc(&skb->users);
skb_queue_tail(&ch->collect_queue, skb);
@@ -1871,28 +1326,16 @@ claw_hw_tx(struct sk_buff *skb, struct n
privptr->p_write_free_chain == NULL ) {
claw_setbit_busy(TB_NOBUFFER,dev);
-
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: busy (claw_setbit_busy"
- "(TB_NOBUFFER))\n", dev->name);
- printk(KERN_INFO " free_count: %d, numBuffers : %d\n",
- (int)privptr->write_free_count,(int) numBuffers );
-#endif
ch = &privptr->channel[WRITE];
atomic_inc(&skb->users);
skb_queue_tail(&ch->collect_queue, skb);
- CLAW_DBF_TEXT(2,trace,"clawbusy");
+ CLAW_DBF_TEXT(2, trace, "clawbusy");
goto Done2;
}
pDataAddress=skb->data;
len_of_data=skb->len;
while (len_of_data > 0) {
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() length-of-data is %ld \n",
- dev->name ,__func__,len_of_data);
- dumpit((char *)pDataAddress ,64);
-#endif
p_this_ccw=privptr->p_write_free_chain; /* get a block */
if (p_this_ccw == NULL) { /* lost the race */
ch = &privptr->channel[WRITE];
@@ -1924,12 +1367,6 @@ claw_hw_tx(struct sk_buff *skb, struct n
(__u32)__pa(&p_this_ccw->write);
}
p_last_ccw=p_this_ccw; /* save new last block */
-#ifdef IOTRACE
- printk(KERN_INFO "%s: %s() > CCW and Buffer %ld bytes long \n",
- dev->name,__func__,bytesInThisBuffer);
- dumpit((char *)p_this_ccw, sizeof(struct ccwbk));
- dumpit((char *)p_this_ccw->p_buffer, 64);
-#endif
}
/* FirstCCW and LastCCW now contain a new set of write channel
@@ -1962,13 +1399,11 @@ claw_hw_tx(struct sk_buff *skb, struct n
pEnd->write1_nop2.count=1;
} /* end if if (pEnd->write1) */
-
if (privptr->p_write_active_first==NULL ) {
privptr->p_write_active_first=p_first_ccw;
privptr->p_write_active_last=p_last_ccw;
}
else {
-
/* set up Tic CCWs */
tempCCW.cda=(__u32)__pa(&p_first_ccw->write);
@@ -2007,19 +1442,6 @@ claw_hw_tx(struct sk_buff *skb, struct n
}
} /* endif (p_first_ccw!=NULL) */
-
-
-#ifdef IOTRACE
- printk(KERN_INFO "%s: %s() > Dump Active CCW chain \n",
- dev->name,__func__);
- p_buf=privptr->p_write_active_first;
- while (p_buf!=NULL) {
- dumpit((char *)p_buf, sizeof(struct ccwbk));
- p_buf=p_buf->next;
- }
- p_buf=(struct ccwbk*)privptr->p_end_ccw;
- dumpit((char *)p_buf, sizeof(struct endccw));
-#endif
dev_kfree_skb_any(skb);
if (linkid==0) {
lock=LOCK_NO;
@@ -2029,21 +1451,12 @@ claw_hw_tx(struct sk_buff *skb, struct n
}
claw_strt_out_IO(dev );
/* if write free count is zero , set NOBUFFER */
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() > free_count is %d\n",
- dev->name,__func__,
- (int) privptr->write_free_count );
-#endif
if (privptr->write_free_count==0) {
claw_setbit_busy(TB_NOBUFFER,dev);
}
Done2:
claw_clearbit_busy(TB_TX,dev);
Done:
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() > exit on line %d, rc = %d \n",
- dev->name,__func__,__LINE__, rc);
-#endif
return(rc);
} /* end of claw_hw_tx */
@@ -2075,14 +1488,7 @@ init_ccw_bk(struct net_device *dev)
struct clawh *pClawH=NULL;
addr_t real_TIC_address;
int i,j;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() enter \n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"init_ccw");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable dev =\n",dev->name);
- dumpit((char *) dev, sizeof(struct net_device));
-#endif
+ CLAW_DBF_TEXT(4, trace, "init_ccw");
/* initialize statistics field */
privptr->active_link_ID=0;
@@ -2107,20 +1513,6 @@ init_ccw_bk(struct net_device *dev)
*/
ccw_blocks_required =
privptr->p_env->read_buffers+privptr->p_env->write_buffers+1;
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() "
- "ccw_blocks_required=%d\n",
- dev->name,__func__,
- ccw_blocks_required);
- printk(KERN_INFO "%s: %s() "
- "PAGE_SIZE=0x%x\n",
- dev->name,__func__,
- (unsigned int)PAGE_SIZE);
- printk(KERN_INFO "%s: %s() > "
- "PAGE_MASK=0x%x\n",
- dev->name,__func__,
- (unsigned int)PAGE_MASK);
-#endif
/*
* compute number of CCW blocks that will fit in a page
*/
@@ -2128,14 +1520,6 @@ init_ccw_bk(struct net_device *dev)
ccw_pages_required=
DIV_ROUND_UP(ccw_blocks_required, ccw_blocks_perpage);
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() > ccw_blocks_perpage=%d\n",
- dev->name,__func__,
- ccw_blocks_perpage);
- printk(KERN_INFO "%s: %s() > ccw_pages_required=%d\n",
- dev->name,__func__,
- ccw_pages_required);
-#endif
/*
* read and write sizes are set by 2 constants in claw.h
* 4k and 32k. Unpacked values other than 4k are not going to
@@ -2166,36 +1550,6 @@ init_ccw_bk(struct net_device *dev)
claw_write_pages = privptr->p_env->write_buffers *
privptr->p_buff_pages_perwrite;
}
-#ifdef DEBUGMSG
- if (privptr->p_env->read_size < PAGE_SIZE) {
- printk(KERN_INFO "%s: %s() reads_perpage=%d\n",
- dev->name,__func__,
- claw_reads_perpage);
- }
- else {
- printk(KERN_INFO "%s: %s() pages_perread=%d\n",
- dev->name,__func__,
- privptr->p_buff_pages_perread);
- }
- printk(KERN_INFO "%s: %s() read_pages=%d\n",
- dev->name,__func__,
- claw_read_pages);
- if (privptr->p_env->write_size < PAGE_SIZE) {
- printk(KERN_INFO "%s: %s() writes_perpage=%d\n",
- dev->name,__func__,
- claw_writes_perpage);
- }
- else {
- printk(KERN_INFO "%s: %s() pages_perwrite=%d\n",
- dev->name,__func__,
- privptr->p_buff_pages_perwrite);
- }
- printk(KERN_INFO "%s: %s() write_pages=%d\n",
- dev->name,__func__,
- claw_write_pages);
-#endif
-
-
/*
* allocate ccw_pages_required
*/
@@ -2204,17 +1558,6 @@ init_ccw_bk(struct net_device *dev)
(void *)__get_free_pages(__GFP_DMA,
(int)pages_to_order_of_mag(ccw_pages_required ));
if (privptr->p_buff_ccw==NULL) {
- printk(KERN_INFO "%s: %s() "
- "__get_free_pages for CCWs failed : "
- "pages is %d\n",
- dev->name,__func__,
- ccw_pages_required );
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() > "
- "exit on line %d, rc = ENOMEM\n",
- dev->name,__func__,
- __LINE__);
-#endif
return -ENOMEM;
}
privptr->p_buff_ccw_num=ccw_pages_required;
@@ -2229,11 +1572,6 @@ init_ccw_bk(struct net_device *dev)
privptr->p_end_ccw = (struct endccw *)&privptr->end_ccw;
real_address = (__u32)__pa(privptr->p_end_ccw);
/* Initialize ending CCW block */
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() begin initialize ending CCW blocks\n",
- dev->name,__func__);
-#endif
-
p_endccw=privptr->p_end_ccw;
p_endccw->real=real_address;
p_endccw->write1=0x00;
@@ -2287,21 +1625,10 @@ init_ccw_bk(struct net_device *dev)
p_endccw->read2_nop2.count = 1;
p_endccw->read2_nop2.cda = 0;
-#ifdef IOTRACE
- printk(KERN_INFO "%s: %s() dump claw ending CCW BK \n",
- dev->name,__func__);
- dumpit((char *)p_endccw, sizeof(struct endccw));
-#endif
-
/*
* Build a chain of CCWs
*
*/
-
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() Begin build a chain of CCW buffer \n",
- dev->name,__func__);
-#endif
p_buff=privptr->p_buff_ccw;
p_free_chain=NULL;
@@ -2316,26 +1643,10 @@ init_ccw_bk(struct net_device *dev)
}
p_buff+=PAGE_SIZE;
}
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() "
- "End build a chain of CCW buffer \n",
- dev->name,__func__);
- p_buf=p_free_chain;
- while (p_buf!=NULL) {
- dumpit((char *)p_buf, sizeof(struct ccwbk));
- p_buf=p_buf->next;
- }
-#endif
-
/*
* Initialize ClawSignalBlock
*
*/
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() "
- "Begin initialize ClawSignalBlock \n",
- dev->name,__func__);
-#endif
if (privptr->p_claw_signal_blk==NULL) {
privptr->p_claw_signal_blk=p_free_chain;
p_free_chain=p_free_chain->next;
@@ -2344,12 +1655,6 @@ init_ccw_bk(struct net_device *dev)
pClawH->opcode=0xff;
pClawH->flag=CLAW_BUSY;
}
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() > End initialize "
- "ClawSignalBlock\n",
- dev->name,__func__);
- dumpit((char *)privptr->p_claw_signal_blk, sizeof(struct ccwbk));
-#endif
/*
* allocate write_pages_required and add to free chain
@@ -2360,17 +1665,7 @@ init_ccw_bk(struct net_device *dev)
(void *)__get_free_pages(__GFP_DMA,
(int)pages_to_order_of_mag(claw_write_pages ));
if (privptr->p_buff_write==NULL) {
- printk(KERN_INFO "%s: %s() __get_free_pages for write"
- " bufs failed : get is for %d pages\n",
- dev->name,__func__,claw_write_pages );
- free_pages((unsigned long)privptr->p_buff_ccw,
- (int)pages_to_order_of_mag(privptr->p_buff_ccw_num));
privptr->p_buff_ccw=NULL;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() > exit on line %d,"
- "rc = ENOMEM\n",
- dev->name,__func__,__LINE__);
-#endif
return -ENOMEM;
}
/*
@@ -2380,10 +1675,6 @@ init_ccw_bk(struct net_device *dev)
memset(privptr->p_buff_write, 0x00,
ccw_pages_required * PAGE_SIZE);
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() Begin build claw write free "
- "chain \n",dev->name,__func__);
-#endif
privptr->p_write_free_chain=NULL;
p_buff=privptr->p_buff_write;
@@ -2419,18 +1710,7 @@ init_ccw_bk(struct net_device *dev)
p_buff=(void *)__get_free_pages(__GFP_DMA,
(int)pages_to_order_of_mag(
privptr->p_buff_pages_perwrite) );
-#ifdef IOTRACE
- printk(KERN_INFO "%s:%s __get_free_pages "
- "for writes buf: get for %d pages\n",
- dev->name,__func__,
- privptr->p_buff_pages_perwrite);
-#endif
if (p_buff==NULL) {
- printk(KERN_INFO "%s:%s __get_free_pages "
- "for writes buf failed : get is for %d pages\n",
- dev->name,
- __func__,
- privptr->p_buff_pages_perwrite );
free_pages((unsigned long)privptr->p_buff_ccw,
(int)pages_to_order_of_mag(
privptr->p_buff_ccw_num));
@@ -2443,12 +1723,6 @@ init_ccw_bk(struct net_device *dev)
privptr->p_buff_pages_perwrite));
p_buf=p_buf->next;
}
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s exit on line %d, rc = ENOMEM\n",
- dev->name,
- __func__,
- __LINE__);
-#endif
return -ENOMEM;
} /* Error on get_pages */
memset(p_buff, 0x00, privptr->p_env->write_size );
@@ -2477,15 +1751,6 @@ init_ccw_bk(struct net_device *dev)
privptr->write_free_count=privptr->p_env->write_buffers;
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s:%s End build claw write free chain \n",
- dev->name,__func__);
- p_buf=privptr->p_write_free_chain;
- while (p_buf!=NULL) {
- dumpit((char *)p_buf, sizeof(struct ccwbk));
- p_buf=p_buf->next;
- }
-#endif
/*
* allocate read_pages_required and chain to free chain
*/
@@ -2495,10 +1760,6 @@ init_ccw_bk(struct net_device *dev)
(void *)__get_free_pages(__GFP_DMA,
(int)pages_to_order_of_mag(claw_read_pages) );
if (privptr->p_buff_read==NULL) {
- printk(KERN_INFO "%s: %s() "
- "__get_free_pages for read buf failed : "
- "get is for %d pages\n",
- dev->name,__func__,claw_read_pages );
free_pages((unsigned long)privptr->p_buff_ccw,
(int)pages_to_order_of_mag(
privptr->p_buff_ccw_num));
@@ -2508,10 +1769,6 @@ init_ccw_bk(struct net_device *dev)
privptr->p_buff_write_num));
privptr->p_buff_ccw=NULL;
privptr->p_buff_write=NULL;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() > exit on line %d, rc ="
- " ENOMEM\n",dev->name,__func__,__LINE__);
-#endif
return -ENOMEM;
}
memset(privptr->p_buff_read, 0x00, claw_read_pages * PAGE_SIZE);
@@ -2520,10 +1777,6 @@ init_ccw_bk(struct net_device *dev)
* Build CLAW read free chain
*
*/
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() Begin build claw read free chain \n",
- dev->name,__func__);
-#endif
p_buff=privptr->p_buff_read;
for (i=0 ; i< privptr->p_env->read_buffers ; i++) {
p_buf = p_free_chain;
@@ -2600,19 +1853,10 @@ init_ccw_bk(struct net_device *dev)
} /* for read_buffers */
} /* read_size < PAGE_SIZE */
else { /* read Size >= PAGE_SIZE */
-
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() Begin build claw read free chain \n",
- dev->name,__func__);
-#endif
for (i=0 ; i< privptr->p_env->read_buffers ; i++) {
p_buff = (void *)__get_free_pages(__GFP_DMA,
(int)pages_to_order_of_mag(privptr->p_buff_pages_perread) );
if (p_buff==NULL) {
- printk(KERN_INFO "%s: %s() __get_free_pages for read "
- "buf failed : get is for %d pages\n",
- dev->name,__func__,
- privptr->p_buff_pages_perread );
free_pages((unsigned long)privptr->p_buff_ccw,
(int)pages_to_order_of_mag(privptr->p_buff_ccw_num));
/* free the write pages */
@@ -2633,11 +1877,6 @@ init_ccw_bk(struct net_device *dev)
}
privptr->p_buff_ccw=NULL;
privptr->p_buff_write=NULL;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() exit on line %d, rc = ENOMEM\n",
- dev->name,__func__,
- __LINE__);
-#endif
return -ENOMEM;
}
memset(p_buff, 0x00, privptr->p_env->read_size);
@@ -2706,22 +1945,9 @@ init_ccw_bk(struct net_device *dev)
} /* For read_buffers */
} /* read_size >= PAGE_SIZE */
} /* pBuffread = NULL */
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() > End build claw read free chain \n",
- dev->name,__func__);
- p_buf=p_first_CCWB;
- while (p_buf!=NULL) {
- dumpit((char *)p_buf, sizeof(struct ccwbk));
- p_buf=p_buf->next;
- }
-
-#endif
add_claw_reads( dev ,p_first_CCWB , p_last_CCWB);
privptr->buffs_alloc = 1;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
+
return 0;
} /* end of init_ccw_bk */
@@ -2735,14 +1961,8 @@ static void
probe_error( struct ccwgroup_device *cgdev)
{
struct claw_privbk *privptr;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s enter \n",__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"proberr");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s variable cgdev =\n",__func__);
- dumpit((char *) cgdev, sizeof(struct ccwgroup_device));
-#endif
+
+ CLAW_DBF_TEXT(4, trace, "proberr");
privptr=(struct claw_privbk *)cgdev->dev.driver_data;
if (privptr!=NULL) {
kfree(privptr->p_env);
@@ -2752,16 +1972,9 @@ probe_error( struct ccwgroup_device *cgd
kfree(privptr);
privptr=NULL;
}
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s > exit on line %d\n",
- __func__,__LINE__);
-#endif
-
return;
} /* probe_error */
-
-
/*-------------------------------------------------------------------*
* claw_process_control *
* *
@@ -2783,32 +1996,19 @@ claw_process_control( struct net_device
struct conncmd *p_connect=NULL;
int rc;
struct chbk *p_ch = NULL;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() > enter \n",
- dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"clw_cntl");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable dev =\n",dev->name);
- dumpit((char *) dev, sizeof(struct net_device));
- printk(KERN_INFO "%s: variable p_ccw =\n",dev->name);
- dumpit((char *) p_ccw, sizeof(struct ccwbk *));
-#endif
+ struct device *tdev;
+ CLAW_DBF_TEXT(2, setup, "clw_cntl");
udelay(1000); /* Wait a ms for the control packets to
*catch up to each other */
privptr=dev->priv;
p_env=privptr->p_env;
+ tdev = &privptr->channel[READ].cdev->dev;
memcpy( &temp_host_name, p_env->host_name, 8);
memcpy( &temp_ws_name, p_env->adapter_name , 8);
printk(KERN_INFO "%s: CLAW device %.8s: "
"Received Control Packet\n",
dev->name, temp_ws_name);
if (privptr->release_pend==1) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() > "
- "exit on line %d, rc=0\n",
- dev->name,__func__,__LINE__);
-#endif
return 0;
}
p_buf=p_ccw->p_buffer;
@@ -2818,261 +2018,246 @@ claw_process_control( struct net_device
} else {
memcpy(p_ctlbk, p_buf, sizeof(struct clawctl));
}
-#ifdef IOTRACE
- printk(KERN_INFO "%s: dump claw control data inbound\n",dev->name);
- dumpit((char *)p_ctlbk, sizeof(struct clawctl));
-#endif
switch (p_ctlbk->command)
{
- case SYSTEM_VALIDATE_REQUEST:
- if (p_ctlbk->version!=CLAW_VERSION_ID) {
- claw_snd_sys_validate_rsp(dev, p_ctlbk,
- CLAW_RC_WRONG_VERSION );
- printk("%s: %d is wrong version id. "
- "Expected %d\n",
- dev->name, p_ctlbk->version,
- CLAW_VERSION_ID);
- }
- p_sysval=(struct sysval *)&(p_ctlbk->data);
- printk( "%s: Recv Sys Validate Request: "
- "Vers=%d,link_id=%d,Corr=%d,WS name=%."
- "8s,Host name=%.8s\n",
- dev->name, p_ctlbk->version,
- p_ctlbk->linkid,
- p_ctlbk->correlator,
- p_sysval->WS_name,
- p_sysval->host_name);
- if (0!=memcmp(temp_host_name,p_sysval->host_name,8)) {
- claw_snd_sys_validate_rsp(dev, p_ctlbk,
- CLAW_RC_NAME_MISMATCH );
- CLAW_DBF_TEXT(2,setup,"HSTBAD");
- CLAW_DBF_TEXT_(2,setup,"%s",p_sysval->host_name);
- CLAW_DBF_TEXT_(2,setup,"%s",temp_host_name);
- printk(KERN_INFO "%s: Host name mismatch\n",
- dev->name);
- printk(KERN_INFO "%s: Received :%s: "
- "expected :%s: \n",
- dev->name,
- p_sysval->host_name,
- temp_host_name);
- }
- if (0!=memcmp(temp_ws_name,p_sysval->WS_name,8)) {
- claw_snd_sys_validate_rsp(dev, p_ctlbk,
- CLAW_RC_NAME_MISMATCH );
- CLAW_DBF_TEXT(2,setup,"WSNBAD");
- CLAW_DBF_TEXT_(2,setup,"%s",p_sysval->WS_name);
- CLAW_DBF_TEXT_(2,setup,"%s",temp_ws_name);
- printk(KERN_INFO "%s: WS name mismatch\n",
- dev->name);
- printk(KERN_INFO "%s: Received :%s: "
- "expected :%s: \n",
- dev->name,
- p_sysval->WS_name,
- temp_ws_name);
- }
- if (( p_sysval->write_frame_size < p_env->write_size) &&
- ( p_env->packing == 0)) {
- claw_snd_sys_validate_rsp(dev, p_ctlbk,
- CLAW_RC_HOST_RCV_TOO_SMALL );
- printk(KERN_INFO "%s: host write size is too "
- "small\n", dev->name);
- CLAW_DBF_TEXT(2,setup,"wrtszbad");
- }
- if (( p_sysval->read_frame_size < p_env->read_size) &&
- ( p_env->packing == 0)) {
- claw_snd_sys_validate_rsp(dev, p_ctlbk,
- CLAW_RC_HOST_RCV_TOO_SMALL );
- printk(KERN_INFO "%s: host read size is too "
- "small\n", dev->name);
- CLAW_DBF_TEXT(2,setup,"rdsizbad");
- }
- claw_snd_sys_validate_rsp(dev, p_ctlbk, 0 );
- printk("%s: CLAW device %.8s: System validate"
- " completed.\n",dev->name, temp_ws_name);
- printk("%s: sys Validate Rsize:%d Wsize:%d\n",dev->name,
- p_sysval->read_frame_size,p_sysval->write_frame_size);
- privptr->system_validate_comp=1;
- if(strncmp(p_env->api_type,WS_APPL_NAME_PACKED,6) == 0) {
- p_env->packing = PACKING_ASK;
- }
- claw_strt_conn_req(dev);
- break;
-
- case SYSTEM_VALIDATE_RESPONSE:
- p_sysval=(struct sysval *)&(p_ctlbk->data);
- printk("%s: Recv Sys Validate Resp: Vers=%d,Corr=%d,RC=%d,"
- "WS name=%.8s,Host name=%.8s\n",
- dev->name,
- p_ctlbk->version,
- p_ctlbk->correlator,
- p_ctlbk->rc,
- p_sysval->WS_name,
- p_sysval->host_name);
- switch (p_ctlbk->rc)
- {
- case 0:
- printk(KERN_INFO "%s: CLAW device "
- "%.8s: System validate "
- "completed.\n",
- dev->name, temp_ws_name);
- if (privptr->system_validate_comp == 0)
- claw_strt_conn_req(dev);
- privptr->system_validate_comp=1;
- break;
- case CLAW_RC_NAME_MISMATCH:
- printk(KERN_INFO "%s: Sys Validate "
- "Resp : Host, WS name is "
- "mismatch\n",
- dev->name);
- break;
- case CLAW_RC_WRONG_VERSION:
- printk(KERN_INFO "%s: Sys Validate "
- "Resp : Wrong version\n",
- dev->name);
- break;
- case CLAW_RC_HOST_RCV_TOO_SMALL:
- printk(KERN_INFO "%s: Sys Validate "
- "Resp : bad frame size\n",
- dev->name);
- break;
- default:
- printk(KERN_INFO "%s: Sys Validate "
- "error code=%d \n",
- dev->name, p_ctlbk->rc );
- break;
- }
- break;
+ case SYSTEM_VALIDATE_REQUEST:
+ if (p_ctlbk->version != CLAW_VERSION_ID) {
+ claw_snd_sys_validate_rsp(dev, p_ctlbk,
+ CLAW_RC_WRONG_VERSION);
+ printk("%s: %d is wrong version id. "
+ "Expected %d\n",
+ dev->name, p_ctlbk->version,
+ CLAW_VERSION_ID);
+ }
+ p_sysval = (struct sysval *)&(p_ctlbk->data);
+ printk("%s: Recv Sys Validate Request: "
+ "Vers=%d,link_id=%d,Corr=%d,WS name=%."
+ "8s,Host name=%.8s\n",
+ dev->name, p_ctlbk->version,
+ p_ctlbk->linkid,
+ p_ctlbk->correlator,
+ p_sysval->WS_name,
+ p_sysval->host_name);
+ if (memcmp(temp_host_name, p_sysval->host_name, 8)) {
+ claw_snd_sys_validate_rsp(dev, p_ctlbk,
+ CLAW_RC_NAME_MISMATCH);
+ CLAW_DBF_TEXT(2, setup, "HSTBAD");
+ CLAW_DBF_TEXT_(2, setup, "%s", p_sysval->host_name);
+ CLAW_DBF_TEXT_(2, setup, "%s", temp_host_name);
+ printk(KERN_INFO "%s: Host name mismatch\n",
+ dev->name);
+ printk(KERN_INFO "%s: Received :%s: "
+ "expected :%s: \n",
+ dev->name,
+ p_sysval->host_name,
+ temp_host_name);
+ }
+ if (memcmp(temp_ws_name, p_sysval->WS_name, 8)) {
+ claw_snd_sys_validate_rsp(dev, p_ctlbk,
+ CLAW_RC_NAME_MISMATCH);
+ CLAW_DBF_TEXT(2, setup, "WSNBAD");
+ CLAW_DBF_TEXT_(2, setup, "%s", p_sysval->WS_name);
+ CLAW_DBF_TEXT_(2, setup, "%s", temp_ws_name);
+ printk(KERN_INFO "%s: WS name mismatch\n",
+ dev->name);
+ printk(KERN_INFO "%s: Received :%s: "
+ "expected :%s: \n",
+ dev->name,
+ p_sysval->WS_name,
+ temp_ws_name);
+ }
+ if ((p_sysval->write_frame_size < p_env->write_size) &&
+ (p_env->packing == 0)) {
+ claw_snd_sys_validate_rsp(dev, p_ctlbk,
+ CLAW_RC_HOST_RCV_TOO_SMALL);
+ printk(KERN_INFO "%s: host write size is too "
+ "small\n", dev->name);
+ CLAW_DBF_TEXT(2, setup, "wrtszbad");
+ }
+ if ((p_sysval->read_frame_size < p_env->read_size) &&
+ (p_env->packing == 0)) {
+ claw_snd_sys_validate_rsp(dev, p_ctlbk,
+ CLAW_RC_HOST_RCV_TOO_SMALL);
+ printk(KERN_INFO "%s: host read size is too "
+ "small\n", dev->name);
+ CLAW_DBF_TEXT(2, setup, "rdsizbad");
+ }
+ claw_snd_sys_validate_rsp(dev, p_ctlbk, 0);
+ printk(KERN_INFO "%s: CLAW device %.8s: System validate "
+ "completed.\n", dev->name, temp_ws_name);
+ printk("%s: sys Validate Rsize:%d Wsize:%d\n", dev->name,
+ p_sysval->read_frame_size, p_sysval->write_frame_size);
+ privptr->system_validate_comp = 1;
+ if (strncmp(p_env->api_type, WS_APPL_NAME_PACKED, 6) == 0)
+ p_env->packing = PACKING_ASK;
+ claw_strt_conn_req(dev);
+ break;
+ case SYSTEM_VALIDATE_RESPONSE:
+ p_sysval = (struct sysval *)&(p_ctlbk->data);
+ printk("%s: Recv Sys Validate Resp: Vers=%d,Corr=%d,RC=%d,"
+ "WS name=%.8s,Host name=%.8s\n",
+ dev->name,
+ p_ctlbk->version,
+ p_ctlbk->correlator,
+ p_ctlbk->rc,
+ p_sysval->WS_name,
+ p_sysval->host_name);
+ switch (p_ctlbk->rc) {
+ case 0:
+ printk(KERN_INFO "%s: CLAW device "
+ "%.8s: System validate "
+ "completed.\n",
+ dev->name, temp_ws_name);
+ if (privptr->system_validate_comp == 0)
+ claw_strt_conn_req(dev);
+ privptr->system_validate_comp = 1;
+ break;
+ case CLAW_RC_NAME_MISMATCH:
+ printk(KERN_INFO "%s: Sys Validate "
+ "Resp : Host, WS name is "
+ "mismatch\n",
+ dev->name);
+ break;
+ case CLAW_RC_WRONG_VERSION:
+ printk(KERN_INFO "%s: Sys Validate "
+ "Resp : Wrong version\n",
+ dev->name);
+ break;
+ case CLAW_RC_HOST_RCV_TOO_SMALL:
+ printk(KERN_INFO "%s: Sys Validate "
+ "Resp : bad frame size\n",
+ dev->name);
+ break;
+ default:
+ printk(KERN_INFO "%s: Sys Validate "
+ "error code=%d \n",
+ dev->name, p_ctlbk->rc);
+ break;
+ }
+ break;
- case CONNECTION_REQUEST:
- p_connect=(struct conncmd *)&(p_ctlbk->data);
- printk(KERN_INFO "%s: Recv Conn Req: Vers=%d,link_id=%d,"
- "Corr=%d,HOST appl=%.8s,WS appl=%.8s\n",
- dev->name,
- p_ctlbk->version,
- p_ctlbk->linkid,
- p_ctlbk->correlator,
- p_connect->host_name,
- p_connect->WS_name);
- if (privptr->active_link_ID!=0 ) {
- claw_snd_disc(dev, p_ctlbk);
- printk(KERN_INFO "%s: Conn Req error : "
- "already logical link is active \n",
- dev->name);
- }
- if (p_ctlbk->linkid!=1 ) {
- claw_snd_disc(dev, p_ctlbk);
- printk(KERN_INFO "%s: Conn Req error : "
- "req logical link id is not 1\n",
+ case CONNECTION_REQUEST:
+ p_connect = (struct conncmd *)&(p_ctlbk->data);
+ printk(KERN_INFO "%s: Recv Conn Req: Vers=%d,link_id=%d,"
+ "Corr=%d,HOST appl=%.8s,WS appl=%.8s\n",
+ dev->name,
+ p_ctlbk->version,
+ p_ctlbk->linkid,
+ p_ctlbk->correlator,
+ p_connect->host_name,
+ p_connect->WS_name);
+ if (privptr->active_link_ID != 0) {
+ claw_snd_disc(dev, p_ctlbk);
+ printk(KERN_INFO "%s: Conn Req error : "
+ "already logical link is active \n",
+ dev->name);
+ }
+ if (p_ctlbk->linkid != 1) {
+ claw_snd_disc(dev, p_ctlbk);
+ printk(KERN_INFO "%s: Conn Req error : "
+ "req logical link id is not 1\n",
+ dev->name);
+ }
+ rc = find_link(dev, p_connect->host_name, p_connect->WS_name);
+ if (rc != 0) {
+ claw_snd_disc(dev, p_ctlbk);
+ printk(KERN_INFO "%s: Conn Resp error: "
+ "req appl name does not match\n",
+ dev->name);
+ }
+ claw_send_control(dev,
+ CONNECTION_CONFIRM, p_ctlbk->linkid,
+ p_ctlbk->correlator,
+ 0, p_connect->host_name,
+ p_connect->WS_name);
+ if (p_env->packing == PACKING_ASK) {
+ p_env->packing = PACK_SEND;
+ claw_snd_conn_req(dev, 0);
+ }
+ printk(KERN_INFO "%s: CLAW device %.8s: Connection "
+ "completed link_id=%d.\n",
+ dev->name, temp_ws_name,
+ p_ctlbk->linkid);
+ privptr->active_link_ID = p_ctlbk->linkid;
+ p_ch = &privptr->channel[WRITE];
+ wake_up(&p_ch->wait); /* wake up claw_open ( WRITE) */
+ break;
+ case CONNECTION_RESPONSE:
+ p_connect = (struct conncmd *)&(p_ctlbk->data);
+ printk(KERN_INFO "%s: Revc Conn Resp: Vers=%d,link_id=%d,"
+ "Corr=%d,RC=%d,Host appl=%.8s, WS appl=%.8s\n",
+ dev->name,
+ p_ctlbk->version,
+ p_ctlbk->linkid,
+ p_ctlbk->correlator,
+ p_ctlbk->rc,
+ p_connect->host_name,
+ p_connect->WS_name);
+
+ if (p_ctlbk->rc != 0) {
+ printk(KERN_INFO "%s: Conn Resp error: rc=%d \n",
+ dev->name, p_ctlbk->rc);
+ return 1;
+ }
+ rc = find_link(dev,
+ p_connect->host_name, p_connect->WS_name);
+ if (rc != 0) {
+ claw_snd_disc(dev, p_ctlbk);
+ printk(KERN_INFO "%s: Conn Resp error: "
+ "req appl name does not match\n",
+ dev->name);
+ }
+ /* should be until CONNECTION_CONFIRM */
+ privptr->active_link_ID = -(p_ctlbk->linkid);
+ break;
+ case CONNECTION_CONFIRM:
+ p_connect = (struct conncmd *)&(p_ctlbk->data);
+ printk(KERN_INFO "%s: Recv Conn Confirm:Vers=%d,link_id=%d,"
+ "Corr=%d,Host appl=%.8s,WS appl=%.8s\n",
+ dev->name,
+ p_ctlbk->version,
+ p_ctlbk->linkid,
+ p_ctlbk->correlator,
+ p_connect->host_name,
+ p_connect->WS_name);
+ if (p_ctlbk->linkid == -(privptr->active_link_ID)) {
+ privptr->active_link_ID = p_ctlbk->linkid;
+ if (p_env->packing > PACKING_ASK) {
+ printk(KERN_INFO "%s: Confirmed Now packing\n",
dev->name);
- }
- rc=find_link(dev,
- p_connect->host_name, p_connect->WS_name);
- if (rc!=0) {
- claw_snd_disc(dev, p_ctlbk);
- printk(KERN_INFO "%s: Conn Req error : "
- "req appl name does not match\n",
- dev->name);
- }
- claw_send_control(dev,
- CONNECTION_CONFIRM, p_ctlbk->linkid,
- p_ctlbk->correlator,
- 0, p_connect->host_name,
- p_connect->WS_name);
- if (p_env->packing == PACKING_ASK) {
- printk("%s: Now Pack ask\n",dev->name);
- p_env->packing = PACK_SEND;
- claw_snd_conn_req(dev,0);
- }
- printk(KERN_INFO "%s: CLAW device %.8s: Connection "
- "completed link_id=%d.\n",
- dev->name, temp_ws_name,
- p_ctlbk->linkid);
- privptr->active_link_ID=p_ctlbk->linkid;
- p_ch=&privptr->channel[WRITE];
- wake_up(&p_ch->wait); /* wake up claw_open ( WRITE) */
- break;
- case CONNECTION_RESPONSE:
- p_connect=(struct conncmd *)&(p_ctlbk->data);
- printk(KERN_INFO "%s: Revc Conn Resp: Vers=%d,link_id=%d,"
- "Corr=%d,RC=%d,Host appl=%.8s, WS appl=%.8s\n",
- dev->name,
- p_ctlbk->version,
- p_ctlbk->linkid,
- p_ctlbk->correlator,
- p_ctlbk->rc,
- p_connect->host_name,
- p_connect->WS_name);
-
- if (p_ctlbk->rc !=0 ) {
- printk(KERN_INFO "%s: Conn Resp error: rc=%d \n",
- dev->name, p_ctlbk->rc);
- return 1;
- }
- rc=find_link(dev,
- p_connect->host_name, p_connect->WS_name);
- if (rc!=0) {
- claw_snd_disc(dev, p_ctlbk);
- printk(KERN_INFO "%s: Conn Resp error: "
- "req appl name does not match\n",
- dev->name);
- }
- /* should be until CONNECTION_CONFIRM */
- privptr->active_link_ID = - (p_ctlbk->linkid);
- break;
- case CONNECTION_CONFIRM:
- p_connect=(struct conncmd *)&(p_ctlbk->data);
- printk(KERN_INFO "%s: Recv Conn Confirm:Vers=%d,link_id=%d,"
- "Corr=%d,Host appl=%.8s,WS appl=%.8s\n",
- dev->name,
- p_ctlbk->version,
- p_ctlbk->linkid,
- p_ctlbk->correlator,
- p_connect->host_name,
- p_connect->WS_name);
- if (p_ctlbk->linkid== -(privptr->active_link_ID)) {
- privptr->active_link_ID=p_ctlbk->linkid;
- if (p_env->packing > PACKING_ASK) {
- printk(KERN_INFO "%s: Confirmed Now packing\n",dev->name);
- p_env->packing = DO_PACKED;
- }
- p_ch=&privptr->channel[WRITE];
- wake_up(&p_ch->wait);
- }
- else {
- printk(KERN_INFO "%s: Conn confirm: "
- "unexpected linkid=%d \n",
- dev->name, p_ctlbk->linkid);
- claw_snd_disc(dev, p_ctlbk);
- }
- break;
- case DISCONNECT:
- printk(KERN_INFO "%s: Disconnect: "
- "Vers=%d,link_id=%d,Corr=%d\n",
- dev->name, p_ctlbk->version,
- p_ctlbk->linkid, p_ctlbk->correlator);
- if ((p_ctlbk->linkid == 2) &&
- (p_env->packing == PACK_SEND)) {
- privptr->active_link_ID = 1;
p_env->packing = DO_PACKED;
}
- else
- privptr->active_link_ID=0;
- break;
- case CLAW_ERROR:
- printk(KERN_INFO "%s: CLAW ERROR detected\n",
- dev->name);
- break;
- default:
- printk(KERN_INFO "%s: Unexpected command code=%d \n",
- dev->name, p_ctlbk->command);
- break;
+ p_ch = &privptr->channel[WRITE];
+ wake_up(&p_ch->wait);
+ } else {
+ printk(KERN_INFO "%s: Conn confirm: "
+ "unexpected linkid=%d \n",
+ dev->name, p_ctlbk->linkid);
+ claw_snd_disc(dev, p_ctlbk);
+ }
+ break;
+ case DISCONNECT:
+ printk(KERN_INFO "%s: Disconnect: "
+ "Vers=%d,link_id=%d,Corr=%d\n",
+ dev->name, p_ctlbk->version,
+ p_ctlbk->linkid, p_ctlbk->correlator);
+ if ((p_ctlbk->linkid == 2) &&
+ (p_env->packing == PACK_SEND)) {
+ privptr->active_link_ID = 1;
+ p_env->packing = DO_PACKED;
+ } else
+ privptr->active_link_ID = 0;
+ break;
+ case CLAW_ERROR:
+ printk(KERN_INFO "%s: CLAW ERROR detected\n",
+ dev->name);
+ break;
+ default:
+ printk(KERN_INFO "%s: Unexpected command code=%d \n",
+ dev->name, p_ctlbk->command);
+ break;
}
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s() exit on line %d, rc = 0\n",
- dev->name,__func__,__LINE__);
-#endif
-
return 0;
} /* end of claw_process_control */
@@ -3092,18 +2277,7 @@ claw_send_control(struct net_device *dev
struct conncmd *p_connect;
struct sk_buff *skb;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s > enter \n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"sndcntl");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: Sending Control Packet \n",dev->name);
- printk(KERN_INFO "%s: variable type = 0x%X, link = "
- "%d, correlator = %d, rc = %d\n",
- dev->name,type, link, correlator, rc);
- printk(KERN_INFO "%s: variable local_name = %s, "
- "remote_name = %s\n",dev->name, local_name, remote_name);
-#endif
+ CLAW_DBF_TEXT(2, setup, "sndcntl");
privptr=dev->priv;
p_ctl=(struct clawctl *)&privptr->ctl_bk;
@@ -3125,7 +2299,7 @@ claw_send_control(struct net_device *dev
p_sysval->read_frame_size=DEF_PACK_BUFSIZE;
p_sysval->write_frame_size=DEF_PACK_BUFSIZE;
} else {
- /* how big is the piggest group of packets */
+ /* how big is the biggest group of packets */
p_sysval->read_frame_size=privptr->p_env->read_size;
p_sysval->write_frame_size=privptr->p_env->write_size;
}
@@ -3155,29 +2329,14 @@ claw_send_control(struct net_device *dev
skb = dev_alloc_skb(sizeof(struct clawctl));
if (!skb) {
- printk( "%s:%s low on mem, returning...\n",
- dev->name,__func__);
-#ifdef DEBUG
- printk(KERN_INFO "%s:%s Exit, rc = ENOMEM\n",
- dev->name,__func__);
-#endif
return -ENOMEM;
}
memcpy(skb_put(skb, sizeof(struct clawctl)),
p_ctl, sizeof(struct clawctl));
-#ifdef IOTRACE
- printk(KERN_INFO "%s: outbnd claw cntl data \n",dev->name);
- dumpit((char *)p_ctl,sizeof(struct clawctl));
-#endif
if (privptr->p_env->packing >= PACK_SEND)
claw_hw_tx(skb, dev, 1);
else
claw_hw_tx(skb, dev, 0);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
-
return 0;
} /* end of claw_send_control */
@@ -3192,22 +2351,11 @@ claw_snd_conn_req(struct net_device *dev
struct claw_privbk *privptr=dev->priv;
struct clawctl *p_ctl;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"snd_conn");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable link = %X, dev =\n",dev->name, link);
- dumpit((char *) dev, sizeof(struct net_device));
-#endif
+ CLAW_DBF_TEXT(2, setup, "snd_conn");
rc = 1;
p_ctl=(struct clawctl *)&privptr->ctl_bk;
p_ctl->linkid = link;
if ( privptr->system_validate_comp==0x00 ) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d, rc = 1\n",
- dev->name,__func__,__LINE__);
-#endif
return rc;
}
if (privptr->p_env->packing == PACKING_ASK )
@@ -3220,10 +2368,6 @@ claw_snd_conn_req(struct net_device *dev
if (privptr->p_env->packing == 0)
rc=claw_send_control(dev, CONNECTION_REQUEST,0,0,0,
HOST_APPL_NAME, privptr->p_env->api_type);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d, rc = %d\n",
- dev->name,__func__,__LINE__, rc);
-#endif
return rc;
} /* end of claw_snd_conn_req */
@@ -3240,25 +2384,12 @@ claw_snd_disc(struct net_device *dev, st
int rc;
struct conncmd * p_connect;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"snd_dsc");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable dev =\n",dev->name);
- dumpit((char *) dev, sizeof(struct net_device));
- printk(KERN_INFO "%s: variable p_ctl",dev->name);
- dumpit((char *) p_ctl, sizeof(struct clawctl));
-#endif
+ CLAW_DBF_TEXT(2, setup, "snd_dsc");
p_connect=(struct conncmd *)&p_ctl->data;
rc=claw_send_control(dev, DISCONNECT, p_ctl->linkid,
p_ctl->correlator, 0,
p_connect->host_name, p_connect->WS_name);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d, rc = %d\n",
- dev->name,__func__, __LINE__, rc);
-#endif
return rc;
} /* end of claw_snd_disc */
@@ -3276,18 +2407,7 @@ claw_snd_sys_validate_rsp(struct net_dev
struct claw_privbk *privptr;
int rc;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter\n",
- dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"chkresp");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable return_code = %d, dev =\n",
- dev->name, return_code);
- dumpit((char *) dev, sizeof(struct net_device));
- printk(KERN_INFO "%s: variable p_ctl =\n",dev->name);
- dumpit((char *) p_ctl, sizeof(struct clawctl));
-#endif
+ CLAW_DBF_TEXT(2, setup, "chkresp");
privptr = dev->priv;
p_env=privptr->p_env;
rc=claw_send_control(dev, SYSTEM_VALIDATE_RESPONSE,
@@ -3296,10 +2416,6 @@ claw_snd_sys_validate_rsp(struct net_dev
return_code,
p_env->host_name,
p_env->adapter_name );
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d, rc = %d\n",
- dev->name,__func__,__LINE__, rc);
-#endif
return rc;
} /* end of claw_snd_sys_validate_rsp */
@@ -3313,19 +2429,8 @@ claw_strt_conn_req(struct net_device *de
{
int rc;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"conn_req");
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: variable dev =\n",dev->name);
- dumpit((char *) dev, sizeof(struct net_device));
-#endif
+ CLAW_DBF_TEXT(2, setup, "conn_req");
rc=claw_snd_conn_req(dev, 1);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d, rc = %d\n",
- dev->name,__func__,__LINE__, rc);
-#endif
return rc;
} /* end of claw_strt_conn_req */
@@ -3339,15 +2444,9 @@ static struct
net_device_stats *claw_stats(struct net_device *dev)
{
struct claw_privbk *privptr;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"stats");
+
+ CLAW_DBF_TEXT(4, trace, "stats");
privptr = dev->priv;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
return &privptr->stats;
} /* end of claw_stats */
@@ -3368,36 +2467,28 @@ unpack_read(struct net_device *dev )
struct clawph *p_packh;
void *p_packd;
struct clawctl *p_ctlrec=NULL;
+ struct device *p_dev;
__u32 len_of_data;
__u32 pack_off;
__u8 link_num;
__u8 mtc_this_frm=0;
__u32 bytes_to_mov;
- struct chbk *p_ch = NULL;
int i=0;
int p=0;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s enter \n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"unpkread");
+ CLAW_DBF_TEXT(4, trace, "unpkread");
p_first_ccw=NULL;
p_last_ccw=NULL;
p_packh=NULL;
p_packd=NULL;
privptr=dev->priv;
+
+ p_dev = &privptr->channel[READ].cdev->dev;
p_env = privptr->p_env;
p_this_ccw=privptr->p_read_active_first;
i=0;
while (p_this_ccw!=NULL && p_this_ccw->header.flag!=CLAW_PENDING) {
-#ifdef IOTRACE
- printk(KERN_INFO "%s p_this_ccw \n",dev->name);
- dumpit((char*)p_this_ccw, sizeof(struct ccwbk));
- printk(KERN_INFO "%s Inbound p_this_ccw->p_buffer(64)"
- " pk=%d \n",dev->name,p_env->packing);
- dumpit((char *)p_this_ccw->p_buffer, 64 );
-#endif
pack_off = 0;
p = 0;
p_this_ccw->header.flag=CLAW_PENDING;
@@ -3419,10 +2510,6 @@ unpack_read(struct net_device *dev )
else
link_num=p_this_ccw->header.opcode / 8;
if ((p_this_ccw->header.opcode & MORE_to_COME_FLAG)!=0) {
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s > More_to_come is ON\n",
- dev->name,__func__);
-#endif
mtc_this_frm=1;
if (p_this_ccw->header.length!=
privptr->p_env->read_size ) {
@@ -3445,22 +2532,12 @@ unpack_read(struct net_device *dev )
privptr->mtc_skipping=0; /* Ok, the end */
privptr->mtc_logical_link=-1;
}
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s:%s goto next "
- "frame from MoretoComeSkip \n",
- dev->name,__func__);
-#endif
goto NextFrame;
}
if (link_num==0) {
claw_process_control(dev, p_this_ccw);
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s:%s goto next "
- "frame from claw_process_control \n",
- dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(4,trace,"UnpkCntl");
+ CLAW_DBF_TEXT(4, trace, "UnpkCntl");
goto NextFrame;
}
unpack_next:
@@ -3479,10 +2556,6 @@ unpack_next:
bytes_to_mov=p_this_ccw->header.length;
}
if (privptr->mtc_logical_link<0) {
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s mtc_logical_link < 0 \n",
- dev->name,__func__);
-#endif
/*
* if More-To-Come is set in this frame then we don't know
@@ -3496,15 +2569,6 @@ unpack_next:
if (bytes_to_mov > (MAX_ENVELOPE_SIZE- privptr->mtc_offset) ) {
/* error */
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s > goto next "
- "frame from MoretoComeSkip \n",
- dev->name,
- __func__);
- printk(KERN_INFO " bytes_to_mov %d > (MAX_ENVELOPE_"
- "SIZE-privptr->mtc_offset %d)\n",
- bytes_to_mov,(MAX_ENVELOPE_SIZE- privptr->mtc_offset));
-#endif
privptr->stats.rx_frame_errors++;
goto NextFrame;
}
@@ -3516,16 +2580,6 @@ unpack_next:
memcpy( privptr->p_mtc_envelope+ privptr->mtc_offset,
p_this_ccw->p_buffer, bytes_to_mov);
}
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() received data \n",
- dev->name,__func__);
- if (p_env->packing == DO_PACKED)
- dumpit((char *)p_packd+sizeof(struct clawph),32);
- else
- dumpit((char *)p_this_ccw->p_buffer, 32);
- printk(KERN_INFO "%s: %s() bytelength %d \n",
- dev->name,__func__,bytes_to_mov);
-#endif
if (mtc_this_frm==0) {
len_of_data=privptr->mtc_offset+bytes_to_mov;
skb=dev_alloc_skb(len_of_data);
@@ -3540,11 +2594,6 @@ unpack_next:
privptr->stats.rx_packets++;
privptr->stats.rx_bytes+=len_of_data;
netif_rx(skb);
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: %s() netif_"
- "rx(skb) completed \n",
- dev->name,__func__);
-#endif
}
else {
privptr->stats.rx_dropped++;
@@ -3581,28 +2630,14 @@ NextFrame:
* chain to next block on active read queue
*/
p_this_ccw = privptr->p_read_active_first;
- CLAW_DBF_TEXT_(4,trace,"rxpkt %d",p);
+ CLAW_DBF_TEXT_(4, trace, "rxpkt %d", p);
} /* end of while */
/* check validity */
-#ifdef IOTRACE
- printk(KERN_INFO "%s:%s processed frame is %d \n",
- dev->name,__func__,i);
- printk(KERN_INFO "%s:%s F:%lx L:%lx\n",
- dev->name,
- __func__,
- (unsigned long)p_first_ccw,
- (unsigned long)p_last_ccw);
-#endif
- CLAW_DBF_TEXT_(4,trace,"rxfrm %d",i);
+ CLAW_DBF_TEXT_(4, trace, "rxfrm %d", i);
add_claw_reads(dev, p_first_ccw, p_last_ccw);
- p_ch=&privptr->channel[READ];
claw_strt_read(dev, LOCK_YES);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s: %s exit on line %d\n",
- dev->name, __func__, __LINE__);
-#endif
return;
} /* end of unpack_read */
@@ -3622,12 +2657,7 @@ claw_strt_read (struct net_device *dev,
struct clawh *p_clawh;
p_ch=&privptr->channel[READ];
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__);
- printk(KERN_INFO "%s: variable lock = %d, dev =\n",dev->name, lock);
- dumpit((char *) dev, sizeof(struct net_device));
-#endif
- CLAW_DBF_TEXT(4,trace,"StRdNter");
+ CLAW_DBF_TEXT(4, trace, "StRdNter");
p_clawh=(struct clawh *)privptr->p_claw_signal_blk;
p_clawh->flag=CLAW_IDLE; /* 0x00 */
@@ -3637,21 +2667,11 @@ claw_strt_read (struct net_device *dev,
privptr->p_read_active_first->header.flag!=CLAW_PENDING )) {
p_clawh->flag=CLAW_BUSY; /* 0xff */
}
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s:%s state-%02x\n" ,
- dev->name,__func__, p_ch->claw_state);
-#endif
if (lock==LOCK_YES) {
spin_lock_irqsave(get_ccwdev_lock(p_ch->cdev), saveflags);
}
if (test_and_set_bit(0, (void *)&p_ch->IO_active) == 0) {
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: HOT READ started in %s\n" ,
- dev->name,__func__);
- p_clawh=(struct clawh *)privptr->p_claw_signal_blk;
- dumpit((char *)&p_clawh->flag , 1);
-#endif
- CLAW_DBF_TEXT(4,trace,"HotRead");
+ CLAW_DBF_TEXT(4, trace, "HotRead");
p_ccwbk=privptr->p_read_active_first;
parm = (unsigned long) p_ch;
rc = ccw_device_start (p_ch->cdev, &p_ccwbk->read, parm,
@@ -3661,21 +2681,13 @@ claw_strt_read (struct net_device *dev,
}
}
else {
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s: No READ started by %s() In progress\n" ,
- dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,trace,"ReadAct");
+ CLAW_DBF_TEXT(2, trace, "ReadAct");
}
if (lock==LOCK_YES) {
spin_unlock_irqrestore(get_ccwdev_lock(p_ch->cdev), saveflags);
}
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
- CLAW_DBF_TEXT(4,trace,"StRdExit");
+ CLAW_DBF_TEXT(4, trace, "StRdExit");
return;
} /* end of claw_strt_read */
@@ -3693,38 +2705,23 @@ claw_strt_out_IO( struct net_device *dev
struct chbk *p_ch;
struct ccwbk *p_first_ccw;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__);
-#endif
if (!dev) {
return;
}
privptr=(struct claw_privbk *)dev->priv;
p_ch=&privptr->channel[WRITE];
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s:%s state-%02x\n" ,
- dev->name,__func__,p_ch->claw_state);
-#endif
- CLAW_DBF_TEXT(4,trace,"strt_io");
+ CLAW_DBF_TEXT(4, trace, "strt_io");
p_first_ccw=privptr->p_write_active_first;
if (p_ch->claw_state == CLAW_STOP)
return;
if (p_first_ccw == NULL) {
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
return;
}
if (test_and_set_bit(0, (void *)&p_ch->IO_active) == 0) {
parm = (unsigned long) p_ch;
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s:%s do_io \n" ,dev->name,__func__);
- dumpit((char *)p_first_ccw, sizeof(struct ccwbk));
-#endif
- CLAW_DBF_TEXT(2,trace,"StWrtIO");
+ CLAW_DBF_TEXT(2, trace, "StWrtIO");
rc = ccw_device_start (p_ch->cdev,&p_first_ccw->write, parm,
0xff, 0);
if (rc != 0) {
@@ -3732,11 +2729,6 @@ claw_strt_out_IO( struct net_device *dev
}
}
dev->trans_start = jiffies;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- dev->name,__func__,__LINE__);
-#endif
-
return;
} /* end of claw_strt_out_IO */
@@ -3754,32 +2746,11 @@ claw_free_wrt_buf( struct net_device *de
struct ccwbk*p_last_ccw;
struct ccwbk*p_this_ccw;
struct ccwbk*p_next_ccw;
-#ifdef IOTRACE
- struct ccwbk*p_buf;
-#endif
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__);
- printk(KERN_INFO "%s: free count = %d variable dev =\n",
- dev->name,privptr->write_free_count);
-#endif
- CLAW_DBF_TEXT(4,trace,"freewrtb");
+
+ CLAW_DBF_TEXT(4, trace, "freewrtb");
/* scan the write queue to free any completed write packets */
p_first_ccw=NULL;
p_last_ccw=NULL;
-#ifdef IOTRACE
- printk(KERN_INFO "%s: Dump current CCW chain \n",dev->name );
- p_buf=privptr->p_write_active_first;
- while (p_buf!=NULL) {
- dumpit((char *)p_buf, sizeof(struct ccwbk));
- p_buf=p_buf->next;
- }
- if (p_buf==NULL) {
- printk(KERN_INFO "%s: privptr->p_write_"
- "active_first==NULL\n",dev->name );
- }
- p_buf=(struct ccwbk*)privptr->p_end_ccw;
- dumpit((char *)p_buf, sizeof(struct endccw));
-#endif
p_this_ccw=privptr->p_write_active_first;
while ( (p_this_ccw!=NULL) && (p_this_ccw->header.flag!=CLAW_PENDING))
{
@@ -3809,31 +2780,8 @@ claw_free_wrt_buf( struct net_device *de
/* whole chain removed? */
if (privptr->p_write_active_first==NULL) {
privptr->p_write_active_last=NULL;
-#ifdef DEBUGMSG
- printk(KERN_INFO "%s:%s p_write_"
- "active_first==NULL\n",dev->name,__func__);
-#endif
- }
-#ifdef IOTRACE
- printk(KERN_INFO "%s: Dump arranged CCW chain \n",dev->name );
- p_buf=privptr->p_write_active_first;
- while (p_buf!=NULL) {
- dumpit((char *)p_buf, sizeof(struct ccwbk));
- p_buf=p_buf->next;
- }
- if (p_buf==NULL) {
- printk(KERN_INFO "%s: privptr->p_write_active_"
- "first==NULL\n",dev->name );
}
- p_buf=(struct ccwbk*)privptr->p_end_ccw;
- dumpit((char *)p_buf, sizeof(struct endccw));
-#endif
-
- CLAW_DBF_TEXT_(4,trace,"FWC=%d",privptr->write_free_count);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d free_count =%d\n",
- dev->name,__func__, __LINE__,privptr->write_free_count);
-#endif
+ CLAW_DBF_TEXT_(4, trace, "FWC=%d", privptr->write_free_count);
return;
}
@@ -3845,14 +2793,11 @@ static void
claw_free_netdevice(struct net_device * dev, int free_dev)
{
struct claw_privbk *privptr;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"free_dev");
+ CLAW_DBF_TEXT(2, setup, "free_dev");
if (!dev)
return;
- CLAW_DBF_TEXT_(2,setup,"%s",dev->name);
+ CLAW_DBF_TEXT_(2, setup, "%s", dev->name);
privptr = dev->priv;
if (dev->flags & IFF_RUNNING)
claw_release(dev);
@@ -3865,10 +2810,7 @@ claw_free_netdevice(struct net_device *
free_netdev(dev);
}
#endif
- CLAW_DBF_TEXT(2,setup,"feee_ok");
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit\n",dev->name,__func__);
-#endif
+ CLAW_DBF_TEXT(2, setup, "free_ok");
}
/**
@@ -3879,17 +2821,8 @@ claw_free_netdevice(struct net_device *
static void
claw_init_netdevice(struct net_device * dev)
{
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"init_dev");
- CLAW_DBF_TEXT_(2,setup,"%s",dev->name);
- if (!dev) {
- printk(KERN_WARNING "claw:%s BAD Device exit line %d\n",
- __func__,__LINE__);
- CLAW_DBF_TEXT(2,setup,"baddev");
- return;
- }
+ CLAW_DBF_TEXT(2, setup, "init_dev");
+ CLAW_DBF_TEXT_(2, setup, "%s", dev->name);
dev->mtu = CLAW_DEFAULT_MTU_SIZE;
dev->hard_start_xmit = claw_tx;
dev->open = claw_open;
@@ -3901,10 +2834,7 @@ claw_init_netdevice(struct net_device *
dev->type = ARPHRD_SLIP;
dev->tx_queue_len = 1300;
dev->flags = IFF_POINTOPOINT | IFF_NOARP;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit\n",dev->name,__func__);
-#endif
- CLAW_DBF_TEXT(2,setup,"initok");
+ CLAW_DBF_TEXT(2, setup, "initok");
return;
}
@@ -3921,10 +2851,7 @@ add_channel(struct ccw_device *cdev,int
struct chbk *p_ch;
struct ccw_dev_id dev_id;
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Enter\n",cdev->dev.bus_id,__func__);
-#endif
- CLAW_DBF_TEXT_(2,setup,"%s",cdev->dev.bus_id);
+ CLAW_DBF_TEXT_(2, setup, "%s", cdev->dev.bus_id);
privptr->channel[i].flag = i+1; /* Read is 1 Write is 2 */
p_ch = &privptr->channel[i];
p_ch->cdev = cdev;
@@ -3932,18 +2859,8 @@ add_channel(struct ccw_device *cdev,int
ccw_device_get_id(cdev, &dev_id);
p_ch->devno = dev_id.devno;
if ((p_ch->irb = kzalloc(sizeof (struct irb),GFP_KERNEL)) == NULL) {
- printk(KERN_WARNING "%s Out of memory in %s for irb\n",
- p_ch->id,__func__);
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- p_ch->id,__func__,__LINE__);
-#endif
return -ENOMEM;
}
-#ifdef FUNCTRACE
- printk(KERN_INFO "%s:%s Exit on line %d\n",
- cdev->dev.bus_id,__func__,__LINE__);
-#endif
return 0;
}
@@ -3965,9 +2882,8 @@ claw_new_device(struct ccwgroup_device *
int ret;
struct ccw_dev_id dev_id;
- pr_debug("%s() called\n", __func__);
printk(KERN_INFO "claw: add for %s\n",cgdev->cdev[READ]->dev.bus_id);
- CLAW_DBF_TEXT(2,setup,"new_dev");
+ CLAW_DBF_TEXT(2, setup, "new_dev");
privptr = cgdev->dev.driver_data;
cgdev->cdev[READ]->dev.driver_data = privptr;
cgdev->cdev[WRITE]->dev.driver_data = privptr;
@@ -3982,22 +2898,21 @@ claw_new_device(struct ccwgroup_device *
if (ret == 0)
ret = add_channel(cgdev->cdev[1],1,privptr);
if (ret != 0) {
- printk(KERN_WARNING
- "add channel failed "
- "with ret = %d\n", ret);
- goto out;
+ printk(KERN_WARNING
+ "add channel failed with ret = %d\n", ret);
+ goto out;
}
ret = ccw_device_set_online(cgdev->cdev[READ]);
if (ret != 0) {
printk(KERN_WARNING
- "claw: ccw_device_set_online %s READ failed "
+ "claw: ccw_device_set_online %s READ failed "
"with ret = %d\n",cgdev->cdev[READ]->dev.bus_id,ret);
goto out;
}
ret = ccw_device_set_online(cgdev->cdev[WRITE]);
if (ret != 0) {
printk(KERN_WARNING
- "claw: ccw_device_set_online %s WRITE failed "
+ "claw: ccw_device_set_online %s WRITE failed "
"with ret = %d\n",cgdev->cdev[WRITE]->dev.bus_id, ret);
goto out;
}
@@ -4014,18 +2929,16 @@ claw_new_device(struct ccwgroup_device *
SET_NETDEV_DEV(dev, &cgdev->dev);
if (register_netdev(dev) != 0) {
claw_free_netdevice(dev, 1);
- CLAW_DBF_TEXT(2,trace,"regfail");
+ CLAW_DBF_TEXT(2, trace, "regfail");
goto out;
}
dev->flags &=~IFF_RUNNING;
if (privptr->buffs_alloc == 0) {
ret=init_ccw_bk(dev);
if (ret !=0) {
- printk(KERN_WARNING
- "claw: init_ccw_bk failed with ret=%d\n", ret);
unregister_netdev(dev);
claw_free_netdevice(dev,1);
- CLAW_DBF_TEXT(2,trace,"ccwmem");
+ CLAW_DBF_TEXT(2, trace, "ccwmem");
goto out;
}
}
@@ -4047,7 +2960,6 @@ claw_new_device(struct ccwgroup_device *
out:
ccw_device_set_offline(cgdev->cdev[1]);
ccw_device_set_offline(cgdev->cdev[0]);
-
return -ENODEV;
}
@@ -4056,8 +2968,7 @@ claw_purge_skb_queue(struct sk_buff_head
{
struct sk_buff *skb;
- CLAW_DBF_TEXT(4,trace,"purgque");
-
+ CLAW_DBF_TEXT(4, trace, "purgque");
while ((skb = skb_dequeue(q))) {
atomic_dec(&skb->users);
dev_kfree_skb_any(skb);
@@ -4078,8 +2989,7 @@ claw_shutdown_device(struct ccwgroup_dev
struct net_device *ndev;
int ret;
- pr_debug("%s() called\n", __func__);
- CLAW_DBF_TEXT_(2,setup,"%s",cgdev->dev.bus_id);
+ CLAW_DBF_TEXT_(2, setup, "%s", cgdev->dev.bus_id);
priv = cgdev->dev.driver_data;
if (!priv)
return -ENODEV;
@@ -4108,13 +3018,10 @@ claw_remove_device(struct ccwgroup_devic
{
struct claw_privbk *priv;
- pr_debug("%s() called\n", __func__);
- CLAW_DBF_TEXT_(2,setup,"%s",cgdev->dev.bus_id);
+ BUG_ON(!cgdev);
+ CLAW_DBF_TEXT_(2, setup, "%s", cgdev->dev.bus_id);
priv = cgdev->dev.driver_data;
- if (!priv) {
- printk(KERN_WARNING "claw: %s() no Priv exiting\n",__func__);
- return;
- }
+ BUG_ON(!priv);
printk(KERN_INFO "claw: %s() called %s will be removed.\n",
__func__,cgdev->cdev[0]->dev.bus_id);
if (cgdev->state == CCWGROUP_ONLINE)
@@ -4133,6 +3040,8 @@ claw_remove_device(struct ccwgroup_devic
cgdev->cdev[READ]->dev.driver_data = NULL;
cgdev->cdev[WRITE]->dev.driver_data = NULL;
put_device(&cgdev->dev);
+
+ return;
}
@@ -4168,8 +3077,8 @@ claw_hname_write(struct device *dev, str
strncpy(p_env->host_name,buf, count);
p_env->host_name[count-1] = 0x20; /* clear extra 0x0a */
p_env->host_name[MAX_NAME_LEN] = 0x00;
- CLAW_DBF_TEXT(2,setup,"HstnSet");
- CLAW_DBF_TEXT_(2,setup,"%s",p_env->host_name);
+ CLAW_DBF_TEXT(2, setup, "HstnSet");
+ CLAW_DBF_TEXT_(2, setup, "%s", p_env->host_name);
return count;
}
@@ -4186,7 +3095,7 @@ claw_adname_show(struct device *dev, str
if (!priv)
return -ENODEV;
p_env = priv->p_env;
- return sprintf(buf, "%s\n",p_env->adapter_name);
+ return sprintf(buf, "%s\n", p_env->adapter_name);
}
static ssize_t
@@ -4205,8 +3114,8 @@ claw_adname_write(struct device *dev, st
strncpy(p_env->adapter_name,buf, count);
p_env->adapter_name[count-1] = 0x20; /* clear extra 0x0a */
p_env->adapter_name[MAX_NAME_LEN] = 0x00;
- CLAW_DBF_TEXT(2,setup,"AdnSet");
- CLAW_DBF_TEXT_(2,setup,"%s",p_env->adapter_name);
+ CLAW_DBF_TEXT(2, setup, "AdnSet");
+ CLAW_DBF_TEXT_(2, setup, "%s", p_env->adapter_name);
return count;
}
@@ -4247,15 +3156,15 @@ claw_apname_write(struct device *dev, st
p_env->read_size=DEF_PACK_BUFSIZE;
p_env->write_size=DEF_PACK_BUFSIZE;
p_env->packing=PACKING_ASK;
- CLAW_DBF_TEXT(2,setup,"PACKING");
+ CLAW_DBF_TEXT(2, setup, "PACKING");
}
else {
p_env->packing=0;
p_env->read_size=CLAW_FRAME_SIZE;
p_env->write_size=CLAW_FRAME_SIZE;
- CLAW_DBF_TEXT(2,setup,"ApiSet");
+ CLAW_DBF_TEXT(2, setup, "ApiSet");
}
- CLAW_DBF_TEXT_(2,setup,"%s",p_env->api_type);
+ CLAW_DBF_TEXT_(2, setup, "%s", p_env->api_type);
return count;
}
@@ -4295,8 +3204,8 @@ claw_wbuff_write(struct device *dev, str
if ((nnn > max ) || (nnn < 2))
return -EINVAL;
p_env->write_buffers = nnn;
- CLAW_DBF_TEXT(2,setup,"Wbufset");
- CLAW_DBF_TEXT_(2,setup,"WB=%d",p_env->write_buffers);
+ CLAW_DBF_TEXT(2, setup, "Wbufset");
+ CLAW_DBF_TEXT_(2, setup, "WB=%d", p_env->write_buffers);
return count;
}
@@ -4336,8 +3245,8 @@ claw_rbuff_write(struct device *dev, str
if ((nnn > max ) || (nnn < 2))
return -EINVAL;
p_env->read_buffers = nnn;
- CLAW_DBF_TEXT(2,setup,"Rbufset");
- CLAW_DBF_TEXT_(2,setup,"RB=%d",p_env->read_buffers);
+ CLAW_DBF_TEXT(2, setup, "Rbufset");
+ CLAW_DBF_TEXT_(2, setup, "RB=%d", p_env->read_buffers);
return count;
}
@@ -4359,16 +3268,14 @@ static struct attribute_group claw_attr_
static int
claw_add_files(struct device *dev)
{
- pr_debug("%s() called\n", __func__);
- CLAW_DBF_TEXT(2,setup,"add_file");
+ CLAW_DBF_TEXT(2, setup, "add_file");
return sysfs_create_group(&dev->kobj, &claw_attr_group);
}
static void
claw_remove_files(struct device *dev)
{
- pr_debug("%s() called\n", __func__);
- CLAW_DBF_TEXT(2,setup,"rem_file");
+ CLAW_DBF_TEXT(2, setup, "rem_file");
sysfs_remove_group(&dev->kobj, &claw_attr_group);
}
@@ -4397,35 +3304,27 @@ claw_init(void)
int ret = 0;
printk(KERN_INFO "claw: starting driver\n");
-#ifdef FUNCTRACE
- printk(KERN_INFO "claw: %s() enter \n",__func__);
-#endif
ret = claw_register_debug_facility();
if (ret) {
printk(KERN_WARNING "claw: %s() debug_register failed %d\n",
__func__,ret);
return ret;
}
- CLAW_DBF_TEXT(2,setup,"init_mod");
+ CLAW_DBF_TEXT(2, setup, "init_mod");
ret = register_cu3088_discipline(&claw_group_driver);
if (ret) {
+ CLAW_DBF_TEXT(2, setup, "init_bad");
claw_unregister_debug_facility();
printk(KERN_WARNING "claw; %s() cu3088 register failed %d\n",
__func__,ret);
}
-#ifdef FUNCTRACE
- printk(KERN_INFO "claw: %s() exit \n",__func__);
-#endif
return ret;
}
module_init(claw_init);
module_exit(claw_cleanup);
-
-
-/*--------------------------------------------------------------------*
-* End of File *
-*---------------------------------------------------------------------*/
-
-
+MODULE_AUTHOR("Andy Richter <richtera@us.ibm.com>");
+MODULE_DESCRIPTION("Linux for System z CLAW Driver\n" \
+ "Copyright 2000,2008 IBM Corporation\n");
+MODULE_LICENSE("GPL");
--
^ permalink raw reply [flat|nested] 5+ messages in thread
* [patch 2/3] ctcm: message cleanup
2008-07-18 13:24 [patch 0/3] claw / ctcm printk message cleanup Ursula Braun
2008-07-18 13:24 ` [patch 1/3] Cleanup claw printk messages Ursula Braun
@ 2008-07-18 13:24 ` Ursula Braun
2008-07-18 13:24 ` [patch 3/3] Update email address of Ursula Braun Ursula Braun
2 siblings, 0 replies; 5+ messages in thread
From: Ursula Braun @ 2008-07-18 13:24 UTC (permalink / raw)
To: jgarzik, netdev, linux-s390
Cc: Martin Schwidefsky, Peter Tiedemann, Ursula Braun
[-- Attachment #1: 604-ctcm.diff --]
[-- Type: text/plain, Size: 124234 bytes --]
From: Peter Tiedemann <ptiedem@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Peter Tiedemann <ptiedem@de.ibm.com>
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
---
drivers/s390/net/ctcm_dbug.c | 29 -
drivers/s390/net/ctcm_dbug.h | 39 -
drivers/s390/net/ctcm_fsms.c | 406 ++++++---------
drivers/s390/net/ctcm_main.c | 514 +++++++++----------
drivers/s390/net/ctcm_main.h | 31 +
drivers/s390/net/ctcm_mpc.c | 1110 +++++++++++++++----------------------------
drivers/s390/net/ctcm_mpc.h | 2
7 files changed, 884 insertions(+), 1247 deletions(-)
Index: linux-2.6-uschi/drivers/s390/net/ctcm_dbug.c
===================================================================
--- linux-2.6-uschi.orig/drivers/s390/net/ctcm_dbug.c
+++ linux-2.6-uschi/drivers/s390/net/ctcm_dbug.c
@@ -7,6 +7,7 @@
*/
#include <linux/stddef.h>
+#include <linux/string.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/slab.h>
@@ -22,15 +23,13 @@
* Debug Facility Stuff
*/
-DEFINE_PER_CPU(char[256], ctcm_dbf_txt_buf);
-
struct ctcm_dbf_info ctcm_dbf[CTCM_DBF_INFOS] = {
- [CTCM_DBF_SETUP] = {"ctc_setup", 8, 1, 64, 5, NULL},
- [CTCM_DBF_ERROR] = {"ctc_error", 8, 1, 64, 3, NULL},
- [CTCM_DBF_TRACE] = {"ctc_trace", 8, 1, 64, 3, NULL},
- [CTCM_DBF_MPC_SETUP] = {"mpc_setup", 8, 1, 64, 5, NULL},
- [CTCM_DBF_MPC_ERROR] = {"mpc_error", 8, 1, 64, 3, NULL},
- [CTCM_DBF_MPC_TRACE] = {"mpc_trace", 8, 1, 64, 3, NULL},
+ [CTCM_DBF_SETUP] = {"ctc_setup", 8, 1, 64, CTC_DBF_INFO, NULL},
+ [CTCM_DBF_ERROR] = {"ctc_error", 8, 1, 64, CTC_DBF_ERROR, NULL},
+ [CTCM_DBF_TRACE] = {"ctc_trace", 8, 1, 64, CTC_DBF_ERROR, NULL},
+ [CTCM_DBF_MPC_SETUP] = {"mpc_setup", 8, 1, 80, CTC_DBF_INFO, NULL},
+ [CTCM_DBF_MPC_ERROR] = {"mpc_error", 8, 1, 80, CTC_DBF_ERROR, NULL},
+ [CTCM_DBF_MPC_TRACE] = {"mpc_trace", 8, 1, 80, CTC_DBF_ERROR, NULL},
};
void ctcm_unregister_dbf_views(void)
@@ -65,3 +64,17 @@ int ctcm_register_dbf_views(void)
return 0;
}
+void ctcm_dbf_longtext(enum ctcm_dbf_names dbf_nix, int level, char *fmt, ...)
+{
+ char dbf_txt_buf[64];
+ va_list args;
+
+ if (level > (ctcm_dbf[dbf_nix].id)->level)
+ return;
+ va_start(args, fmt);
+ vsnprintf(dbf_txt_buf, sizeof(dbf_txt_buf), fmt, args);
+ va_end(args);
+
+ debug_text_event(ctcm_dbf[dbf_nix].id, level, dbf_txt_buf);
+}
+
Index: linux-2.6-uschi/drivers/s390/net/ctcm_dbug.h
===================================================================
--- linux-2.6-uschi.orig/drivers/s390/net/ctcm_dbug.h
+++ linux-2.6-uschi/drivers/s390/net/ctcm_dbug.h
@@ -20,16 +20,17 @@
#else
#define do_debug 0
#endif
-#ifdef DEBUGDATA
- #define do_debug_data 1
-#else
- #define do_debug_data 0
-#endif
#ifdef DEBUGCCW
#define do_debug_ccw 1
+ #define DEBUGDATA 1
#else
#define do_debug_ccw 0
#endif
+#ifdef DEBUGDATA
+ #define do_debug_data 1
+#else
+ #define do_debug_data 0
+#endif
/* define dbf debug levels similar to kernel msg levels */
#define CTC_DBF_ALWAYS 0 /* always print this */
@@ -42,8 +43,6 @@
#define CTC_DBF_INFO 5 /* informational */
#define CTC_DBF_DEBUG 6 /* debug-level messages */
-DECLARE_PER_CPU(char[256], ctcm_dbf_txt_buf);
-
enum ctcm_dbf_names {
CTCM_DBF_SETUP,
CTCM_DBF_ERROR,
@@ -67,6 +66,7 @@ extern struct ctcm_dbf_info ctcm_dbf[CTC
int ctcm_register_dbf_views(void);
void ctcm_unregister_dbf_views(void);
+void ctcm_dbf_longtext(enum ctcm_dbf_names dbf_nix, int level, char *text, ...);
static inline const char *strtail(const char *s, int n)
{
@@ -74,12 +74,6 @@ static inline const char *strtail(const
return (l > n) ? s + (l - n) : s;
}
-/* sort out levels early to avoid unnecessary sprintfs */
-static inline int ctcm_dbf_passes(debug_info_t *dbf_grp, int level)
-{
- return (dbf_grp->level >= level);
-}
-
#define CTCM_FUNTAIL strtail((char *)__func__, 16)
#define CTCM_DBF_TEXT(name, level, text) \
@@ -94,16 +88,7 @@ static inline int ctcm_dbf_passes(debug_
} while (0)
#define CTCM_DBF_TEXT_(name, level, text...) \
- do { \
- if (ctcm_dbf_passes(ctcm_dbf[CTCM_DBF_##name].id, level)) { \
- char *ctcm_dbf_txt_buf = \
- get_cpu_var(ctcm_dbf_txt_buf); \
- sprintf(ctcm_dbf_txt_buf, text); \
- debug_text_event(ctcm_dbf[CTCM_DBF_##name].id, \
- level, ctcm_dbf_txt_buf); \
- put_cpu_var(ctcm_dbf_txt_buf); \
- } \
- } while (0)
+ ctcm_dbf_longtext(CTCM_DBF_##name, level, text)
/*
* cat : one of {setup, mpc_setup, trace, mpc_trace, error, mpc_error}.
@@ -112,13 +97,13 @@ static inline int ctcm_dbf_passes(debug_
*/
#define CTCM_DBF_DEV_NAME(cat, dev, text) \
do { \
- CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%s) : %s", \
+ CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%s) :- %s", \
CTCM_FUNTAIL, dev->name, text); \
} while (0)
#define MPC_DBF_DEV_NAME(cat, dev, text) \
do { \
- CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%s) : %s", \
+ CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%s) := %s", \
CTCM_FUNTAIL, dev->name, text); \
} while (0)
@@ -137,13 +122,13 @@ static inline int ctcm_dbf_passes(debug_
*/
#define CTCM_DBF_DEV(cat, dev, text) \
do { \
- CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%p) : %s", \
+ CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%p) :-: %s", \
CTCM_FUNTAIL, dev, text); \
} while (0)
#define MPC_DBF_DEV(cat, dev, text) \
do { \
- CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%p) : %s", \
+ CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%p) :=: %s", \
CTCM_FUNTAIL, dev, text); \
} while (0)
Index: linux-2.6-uschi/drivers/s390/net/ctcm_fsms.c
===================================================================
--- linux-2.6-uschi.orig/drivers/s390/net/ctcm_fsms.c
+++ linux-2.6-uschi/drivers/s390/net/ctcm_fsms.c
@@ -190,7 +190,8 @@ static void ctcmpc_chx_send_sweep(fsm_in
void ctcm_ccw_check_rc(struct channel *ch, int rc, char *msg)
{
CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
- "ccw error %s (%s): %04x\n", ch->id, msg, rc);
+ "%s(%s): %s: %04x\n",
+ CTCM_FUNTAIL, ch->id, msg, rc);
switch (rc) {
case -EBUSY:
ctcm_pr_warn("%s (%s): Busy !\n", ch->id, msg);
@@ -212,7 +213,7 @@ void ctcm_purge_skb_queue(struct sk_buff
{
struct sk_buff *skb;
- CTCM_DBF_TEXT(TRACE, 3, __FUNCTION__);
+ CTCM_DBF_TEXT(TRACE, CTC_DBF_DEBUG, __func__);
while ((skb = skb_dequeue(q))) {
atomic_dec(&skb->users);
@@ -251,6 +252,8 @@ static void chx_txdone(fsm_instance *fi,
unsigned long duration;
struct timespec done_stamp = current_kernel_time(); /* xtime */
+ CTCM_PR_DEBUG("%s(%s): %s\n", __func__, ch->id, dev->name);
+
duration =
(done_stamp.tv_sec - ch->prof.send_stamp.tv_sec) * 1000000 +
(done_stamp.tv_nsec - ch->prof.send_stamp.tv_nsec) / 1000;
@@ -258,8 +261,9 @@ static void chx_txdone(fsm_instance *fi,
ch->prof.tx_time = duration;
if (ch->irb->scsw.cmd.count != 0)
- ctcm_pr_debug("%s: TX not complete, remaining %d bytes\n",
- dev->name, ch->irb->scsw.cmd.count);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG,
+ "%s(%s): TX not complete, remaining %d bytes",
+ CTCM_FUNTAIL, dev->name, ch->irb->scsw.cmd.count);
fsm_deltimer(&ch->timer);
while ((skb = skb_dequeue(&ch->io_queue))) {
priv->stats.tx_packets++;
@@ -334,7 +338,8 @@ void ctcm_chx_txidle(fsm_instance *fi, i
struct net_device *dev = ch->netdev;
struct ctcm_priv *priv = dev->priv;
- CTCM_DBF_TEXT(TRACE, 6, __FUNCTION__);
+ CTCM_PR_DEBUG("%s(%s): %s\n", __func__, ch->id, dev->name);
+
fsm_deltimer(&ch->timer);
fsm_newstate(fi, CTC_STATE_TXIDLE);
fsm_event(priv->fsm, DEV_EVENT_TXUP, ch->netdev);
@@ -361,15 +366,17 @@ static void chx_rx(fsm_instance *fi, int
fsm_deltimer(&ch->timer);
if (len < 8) {
- ctcm_pr_debug("%s: got packet with length %d < 8\n",
- dev->name, len);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE,
+ "%s(%s): got packet with length %d < 8\n",
+ CTCM_FUNTAIL, dev->name, len);
priv->stats.rx_dropped++;
priv->stats.rx_length_errors++;
goto again;
}
if (len > ch->max_bufsize) {
- ctcm_pr_debug("%s: got packet with length %d > %d\n",
- dev->name, len, ch->max_bufsize);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE,
+ "%s(%s): got packet with length %d > %d\n",
+ CTCM_FUNTAIL, dev->name, len, ch->max_bufsize);
priv->stats.rx_dropped++;
priv->stats.rx_length_errors++;
goto again;
@@ -388,8 +395,9 @@ static void chx_rx(fsm_instance *fi, int
break;
}
if ((len < block_len) || (len > check_len)) {
- ctcm_pr_debug("%s: got block length %d != rx length %d\n",
- dev->name, block_len, len);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE,
+ "%s(%s): got block length %d != rx length %d\n",
+ CTCM_FUNTAIL, dev->name, block_len, len);
if (do_debug)
ctcmpc_dump_skb(skb, 0);
@@ -425,17 +433,23 @@ static void chx_rx(fsm_instance *fi, int
*/
static void chx_firstio(fsm_instance *fi, int event, void *arg)
{
- struct channel *ch = arg;
int rc;
+ struct channel *ch = arg;
+ int fsmstate = fsm_getstate(fi);
- CTCM_DBF_TEXT(TRACE, 6, __FUNCTION__);
-
- if (fsm_getstate(fi) == CTC_STATE_TXIDLE)
- ctcm_pr_debug("%s: remote side issued READ?, init.\n", ch->id);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE,
+ "%s(%s) : %02x",
+ CTCM_FUNTAIL, ch->id, fsmstate);
+
+ ch->sense_rc = 0; /* reset unit check report control */
+ if (fsmstate == CTC_STATE_TXIDLE)
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG,
+ "%s(%s): remote side issued READ?, init.\n",
+ CTCM_FUNTAIL, ch->id);
fsm_deltimer(&ch->timer);
if (ctcm_checkalloc_buffer(ch))
return;
- if ((fsm_getstate(fi) == CTC_STATE_SETUPWAIT) &&
+ if ((fsmstate == CTC_STATE_SETUPWAIT) &&
(ch->protocol == CTCM_PROTO_OS390)) {
/* OS/390 resp. z/OS */
if (CHANNEL_DIRECTION(ch->flags) == READ) {
@@ -451,7 +465,6 @@ static void chx_firstio(fsm_instance *fi
}
return;
}
-
/*
* Don't setup a timer for receiving the initial RX frame
* if in compatibility mode, since VM TCP delays the initial
@@ -505,11 +518,10 @@ static void chx_rxidle(fsm_instance *fi,
__u16 buflen;
int rc;
- CTCM_DBF_TEXT(TRACE, 6, __FUNCTION__);
fsm_deltimer(&ch->timer);
buflen = *((__u16 *)ch->trans_skb->data);
- if (do_debug)
- ctcm_pr_debug("%s: Initial RX count %d\n", dev->name, buflen);
+ CTCM_PR_DEBUG("%s: %s: Initial RX count = %d\n",
+ __func__, dev->name, buflen);
if (buflen >= CTCM_INITIAL_BLOCKLEN) {
if (ctcm_checkalloc_buffer(ch))
@@ -524,9 +536,9 @@ static void chx_rxidle(fsm_instance *fi,
} else
fsm_event(priv->fsm, DEV_EVENT_RXUP, dev);
} else {
- if (do_debug)
- ctcm_pr_debug("%s: Initial RX count %d not %d\n",
- dev->name, buflen, CTCM_INITIAL_BLOCKLEN);
+ CTCM_PR_DEBUG("%s: %s: Initial RX count %d not %d\n",
+ __func__, dev->name,
+ buflen, CTCM_INITIAL_BLOCKLEN);
chx_firstio(fi, event, arg);
}
}
@@ -548,14 +560,12 @@ static void ctcm_chx_setmode(fsm_instanc
fsm_deltimer(&ch->timer);
if (IS_MPC(ch)) {
timeout = 1500;
- if (do_debug)
- ctcm_pr_debug("ctcm enter: %s(): cp=%i ch=0x%p id=%s\n",
- __FUNCTION__, smp_processor_id(), ch, ch->id);
+ CTCM_PR_DEBUG("enter %s: cp=%i ch=0x%p id=%s\n",
+ __func__, smp_processor_id(), ch, ch->id);
}
fsm_addtimer(&ch->timer, timeout, CTC_EVENT_TIMER, ch);
fsm_newstate(fi, CTC_STATE_SETUPWAIT);
- if (do_debug_ccw && IS_MPC(ch))
- ctcmpc_dumpit((char *)&ch->ccw[6], sizeof(struct ccw1) * 2);
+ CTCM_CCW_DUMP((char *)&ch->ccw[6], sizeof(struct ccw1) * 2);
if (event == CTC_EVENT_TIMER) /* only for timer not yet locked */
spin_lock_irqsave(get_ccwdev_lock(ch->cdev), saveflags);
@@ -583,24 +593,12 @@ static void ctcm_chx_setmode(fsm_instanc
*/
static void ctcm_chx_start(fsm_instance *fi, int event, void *arg)
{
- struct channel *ch = arg;
- int rc;
- struct net_device *dev;
+ struct channel *ch = arg;
unsigned long saveflags;
+ int rc;
- CTCM_DBF_TEXT(TRACE, 5, __FUNCTION__);
- if (ch == NULL) {
- ctcm_pr_warn("chx_start ch=NULL\n");
- return;
- }
- if (ch->netdev == NULL) {
- ctcm_pr_warn("chx_start dev=NULL, id=%s\n", ch->id);
- return;
- }
- dev = ch->netdev;
-
- if (do_debug)
- ctcm_pr_debug("%s: %s channel start\n", dev->name,
+ CTCM_DBF_TEXT_(SETUP, CTC_DBF_INFO, "%s(%s): %s",
+ CTCM_FUNTAIL, ch->id,
(CHANNEL_DIRECTION(ch->flags) == READ) ? "RX" : "TX");
if (ch->trans_skb != NULL) {
@@ -618,11 +616,12 @@ static void ctcm_chx_start(fsm_instance
ch->ccw[1].count = 0;
}
if (ctcm_checkalloc_buffer(ch)) {
- ctcm_pr_notice("%s: %s trans_skb allocation delayed "
- "until first transfer\n", dev->name,
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG,
+ "%s(%s): %s trans_skb alloc delayed "
+ "until first transfer",
+ CTCM_FUNTAIL, ch->id,
(CHANNEL_DIRECTION(ch->flags) == READ) ? "RX" : "TX");
}
-
ch->ccw[0].cmd_code = CCW_CMD_PREPARE;
ch->ccw[0].flags = CCW_FLAG_SLI | CCW_FLAG_CC;
ch->ccw[0].count = 0;
@@ -661,7 +660,6 @@ static void ctcm_chx_haltio(fsm_instance
int rc;
int oldstate;
- CTCM_DBF_TEXT(TRACE, 2, __FUNCTION__);
fsm_deltimer(&ch->timer);
if (IS_MPC(ch))
fsm_deltimer(&ch->sweep_timer);
@@ -684,7 +682,7 @@ static void ctcm_chx_haltio(fsm_instance
fsm_deltimer(&ch->timer);
if (event != CTC_EVENT_STOP) {
fsm_newstate(fi, oldstate);
- ctcm_ccw_check_rc(ch, rc, (char *)__FUNCTION__);
+ ctcm_ccw_check_rc(ch, rc, (char *)__func__);
}
}
}
@@ -703,7 +701,9 @@ static void ctcm_chx_cleanup(fsm_instanc
struct net_device *dev = ch->netdev;
struct ctcm_priv *priv = dev->priv;
- CTCM_DBF_TEXT(TRACE, 3, __FUNCTION__);
+ CTCM_DBF_TEXT_(SETUP, CTC_DBF_NOTICE,
+ "%s(%s): %s[%d]\n",
+ CTCM_FUNTAIL, dev->name, ch->id, state);
fsm_deltimer(&ch->timer);
if (IS_MPC(ch))
@@ -743,7 +743,6 @@ static void ctcm_chx_cleanup(fsm_instanc
*/
static void ctcm_chx_stopped(fsm_instance *fi, int event, void *arg)
{
- CTCM_DBF_TEXT(TRACE, 3, __FUNCTION__);
ctcm_chx_cleanup(fi, CTC_STATE_STOPPED, arg);
}
@@ -771,7 +770,6 @@ static void ctcm_chx_stop(fsm_instance *
*/
static void ctcm_chx_fail(fsm_instance *fi, int event, void *arg)
{
- CTCM_DBF_TEXT(TRACE, 3, __FUNCTION__);
ctcm_chx_cleanup(fi, CTC_STATE_NOTOP, arg);
}
@@ -809,8 +807,8 @@ static void ctcm_chx_setuperr(fsm_instan
}
CTCM_DBF_TEXT_(ERROR, CTC_DBF_CRIT,
- "%s : %s error during %s channel setup state=%s\n",
- dev->name, ctc_ch_event_names[event],
+ "%s(%s) : %s error during %s channel setup state=%s\n",
+ CTCM_FUNTAIL, dev->name, ctc_ch_event_names[event],
(CHANNEL_DIRECTION(ch->flags) == READ) ? "RX" : "TX",
fsm_getstate_str(fi));
@@ -838,10 +836,12 @@ static void ctcm_chx_restart(fsm_instanc
int oldstate;
int rc;
- CTCM_DBF_TEXT(TRACE, CTC_DBF_NOTICE, __FUNCTION__);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE,
+ "%s: %s[%d] of %s\n",
+ CTCM_FUNTAIL, ch->id, event, dev->name);
+
fsm_deltimer(&ch->timer);
- ctcm_pr_debug("%s: %s channel restart\n", dev->name,
- (CHANNEL_DIRECTION(ch->flags) == READ) ? "RX" : "TX");
+
fsm_addtimer(&ch->timer, CTCM_TIME_5_SEC, CTC_EVENT_TIMER, ch);
oldstate = fsm_getstate(fi);
fsm_newstate(fi, CTC_STATE_STARTWAIT);
@@ -876,13 +876,10 @@ static void ctcm_chx_rxiniterr(fsm_insta
struct net_device *dev = ch->netdev;
struct ctcm_priv *priv = dev->priv;
- CTCM_DBF_TEXT(SETUP, 3, __FUNCTION__);
if (event == CTC_EVENT_TIMER) {
if (!IS_MPCDEV(dev))
/* TODO : check if MPC deletes timer somewhere */
fsm_deltimer(&ch->timer);
- ctcm_pr_debug("%s: Timeout during RX init handshake\n",
- dev->name);
if (ch->retry++ < 3)
ctcm_chx_restart(fi, event, arg);
else {
@@ -907,9 +904,10 @@ static void ctcm_chx_rxinitfail(fsm_inst
struct net_device *dev = ch->netdev;
struct ctcm_priv *priv = dev->priv;
- CTCM_DBF_TEXT(SETUP, 3, __FUNCTION__);
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s(%s): RX %s busy, init. fail",
+ CTCM_FUNTAIL, dev->name, ch->id);
fsm_newstate(fi, CTC_STATE_RXERR);
- ctcm_pr_warn("%s: RX busy. Initialization failed\n", dev->name);
fsm_event(priv->fsm, DEV_EVENT_RXDOWN, dev);
}
@@ -927,11 +925,10 @@ static void ctcm_chx_rxdisc(fsm_instance
struct net_device *dev = ch->netdev;
struct ctcm_priv *priv = dev->priv;
- CTCM_DBF_DEV_NAME(TRACE, dev, "Got remote disconnect, re-initializing");
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE,
+ "%s: %s: remote disconnect - re-init ...",
+ CTCM_FUNTAIL, dev->name);
fsm_deltimer(&ch->timer);
- if (do_debug)
- ctcm_pr_debug("%s: Got remote disconnect, "
- "re-initializing ...\n", dev->name);
/*
* Notify device statemachine
*/
@@ -961,8 +958,6 @@ static void ctcm_chx_txiniterr(fsm_insta
if (event == CTC_EVENT_TIMER) {
fsm_deltimer(&ch->timer);
- CTCM_DBF_DEV_NAME(ERROR, dev,
- "Timeout during TX init handshake");
if (ch->retry++ < 3)
ctcm_chx_restart(fi, event, arg);
else {
@@ -971,9 +966,8 @@ static void ctcm_chx_txiniterr(fsm_insta
}
} else {
CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
- "%s : %s error during channel setup state=%s",
- dev->name, ctc_ch_event_names[event],
- fsm_getstate_str(fi));
+ "%s(%s): %s in %s", CTCM_FUNTAIL, ch->id,
+ ctc_ch_event_names[event], fsm_getstate_str(fi));
ctcm_pr_warn("%s: Error during TX init handshake\n", dev->name);
}
@@ -993,15 +987,15 @@ static void ctcm_chx_txretry(fsm_instanc
struct ctcm_priv *priv = dev->priv;
struct sk_buff *skb;
- if (do_debug)
- ctcm_pr_debug("ctcmpc enter: %s(): cp=%i ch=0x%p id=%s\n",
- __FUNCTION__, smp_processor_id(), ch, ch->id);
+ CTCM_PR_DEBUG("Enter: %s: cp=%i ch=0x%p id=%s\n",
+ __func__, smp_processor_id(), ch, ch->id);
fsm_deltimer(&ch->timer);
if (ch->retry++ > 3) {
struct mpc_group *gptr = priv->mpcg;
- ctcm_pr_debug("%s: TX retry failed, restarting channel\n",
- dev->name);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_INFO,
+ "%s: %s: retries exceeded",
+ CTCM_FUNTAIL, ch->id);
fsm_event(priv->fsm, DEV_EVENT_TXDOWN, dev);
/* call restart if not MPC or if MPC and mpcg fsm is ready.
use gptr as mpc indicator */
@@ -1010,7 +1004,9 @@ static void ctcm_chx_txretry(fsm_instanc
goto done;
}
- ctcm_pr_debug("%s: TX retry %d\n", dev->name, ch->retry);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG,
+ "%s : %s: retry %d",
+ CTCM_FUNTAIL, ch->id, ch->retry);
skb = skb_peek(&ch->io_queue);
if (skb) {
int rc = 0;
@@ -1018,8 +1014,9 @@ static void ctcm_chx_txretry(fsm_instanc
clear_normalized_cda(&ch->ccw[4]);
ch->ccw[4].count = skb->len;
if (set_normalized_cda(&ch->ccw[4], skb->data)) {
- ctcm_pr_debug("%s: IDAL alloc failed, chan restart\n",
- dev->name);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_INFO,
+ "%s: %s: IDAL alloc failed",
+ CTCM_FUNTAIL, ch->id);
fsm_event(priv->fsm, DEV_EVENT_TXDOWN, dev);
ctcm_chx_restart(fi, event, arg);
goto done;
@@ -1061,22 +1058,21 @@ static void ctcm_chx_iofatal(fsm_instanc
struct channel *ch = arg;
struct net_device *dev = ch->netdev;
struct ctcm_priv *priv = dev->priv;
+ int rd = CHANNEL_DIRECTION(ch->flags);
- CTCM_DBF_TEXT(TRACE, 3, __FUNCTION__);
fsm_deltimer(&ch->timer);
- ctcm_pr_warn("%s %s : unrecoverable channel error\n",
- CTC_DRIVER_NAME, dev->name);
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s: %s: %s unrecoverable channel error",
+ CTCM_FUNTAIL, ch->id, rd == READ ? "RX" : "TX");
+
if (IS_MPC(ch)) {
priv->stats.tx_dropped++;
priv->stats.tx_errors++;
}
-
- if (CHANNEL_DIRECTION(ch->flags) == READ) {
- ctcm_pr_debug("%s: RX I/O error\n", dev->name);
+ if (rd == READ) {
fsm_newstate(fi, CTC_STATE_RXERR);
fsm_event(priv->fsm, DEV_EVENT_RXDOWN, dev);
} else {
- ctcm_pr_debug("%s: TX I/O error\n", dev->name);
fsm_newstate(fi, CTC_STATE_TXERR);
fsm_event(priv->fsm, DEV_EVENT_TXDOWN, dev);
}
@@ -1216,27 +1212,27 @@ static void ctcmpc_chx_txdone(fsm_instan
struct sk_buff *skb;
int first = 1;
int i;
- struct timespec done_stamp;
__u32 data_space;
unsigned long duration;
struct sk_buff *peekskb;
int rc;
struct th_header *header;
struct pdu *p_header;
+ struct timespec done_stamp = current_kernel_time(); /* xtime */
- if (do_debug)
- ctcm_pr_debug("%s cp:%i enter: %s()\n",
- dev->name, smp_processor_id(), __FUNCTION__);
-
- done_stamp = current_kernel_time(); /* xtime */
- duration = (done_stamp.tv_sec - ch->prof.send_stamp.tv_sec) * 1000000
- + (done_stamp.tv_nsec - ch->prof.send_stamp.tv_nsec) / 1000;
+ CTCM_PR_DEBUG("Enter %s: %s cp:%i\n",
+ __func__, dev->name, smp_processor_id());
+
+ duration =
+ (done_stamp.tv_sec - ch->prof.send_stamp.tv_sec) * 1000000 +
+ (done_stamp.tv_nsec - ch->prof.send_stamp.tv_nsec) / 1000;
if (duration > ch->prof.tx_time)
ch->prof.tx_time = duration;
if (ch->irb->scsw.cmd.count != 0)
- ctcm_pr_debug("%s: TX not complete, remaining %d bytes\n",
- dev->name, ch->irb->scsw.cmd.count);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_DEBUG,
+ "%s(%s): TX not complete, remaining %d bytes",
+ CTCM_FUNTAIL, dev->name, ch->irb->scsw.cmd.count);
fsm_deltimer(&ch->timer);
while ((skb = skb_dequeue(&ch->io_queue))) {
priv->stats.tx_packets++;
@@ -1250,7 +1246,6 @@ static void ctcmpc_chx_txdone(fsm_instan
}
spin_lock(&ch->collect_lock);
clear_normalized_cda(&ch->ccw[4]);
-
if ((ch->collect_len <= 0) || (grp->in_sweep != 0)) {
spin_unlock(&ch->collect_lock);
fsm_newstate(fi, CTC_STATE_TXIDLE);
@@ -1269,17 +1264,13 @@ static void ctcmpc_chx_txdone(fsm_instan
if (ch->prof.maxcqueue < skb_queue_len(&ch->collect_queue))
ch->prof.maxcqueue = skb_queue_len(&ch->collect_queue);
i = 0;
-
- if (do_debug_data)
- ctcm_pr_debug("ctcmpc: %s() building "
- "trans_skb from collect_q \n", __FUNCTION__);
-
+ p_header = NULL;
data_space = grp->group_max_buflen - TH_HEADER_LENGTH;
- if (do_debug_data)
- ctcm_pr_debug("ctcmpc: %s() building trans_skb from collect_q"
- " data_space:%04x\n", __FUNCTION__, data_space);
- p_header = NULL;
+ CTCM_PR_DBGDATA("%s: building trans_skb from collect_q"
+ " data_space:%04x\n",
+ __func__, data_space);
+
while ((skb = skb_dequeue(&ch->collect_queue))) {
memcpy(skb_put(ch->trans_skb, skb->len), skb->data, skb->len);
p_header = (struct pdu *)
@@ -1290,15 +1281,12 @@ static void ctcmpc_chx_txdone(fsm_instan
else
p_header->pdu_flag |= 0x20;
- if (do_debug_data) {
- ctcm_pr_debug("ctcmpc: %s()trans_skb len:%04x \n",
- __FUNCTION__, ch->trans_skb->len);
- ctcm_pr_debug("ctcmpc: %s() pdu header and data"
- " for up to 32 bytes sent to vtam\n",
- __FUNCTION__);
- ctcmpc_dumpit((char *)p_header,
- min_t(int, skb->len, 32));
- }
+ CTCM_PR_DBGDATA("%s: trans_skb len:%04x \n",
+ __func__, ch->trans_skb->len);
+ CTCM_PR_DBGDATA("%s: pdu header and data for up"
+ " to 32 bytes sent to vtam\n", __func__);
+ CTCM_D3_DUMP((char *)p_header, min_t(int, skb->len, 32));
+
ch->collect_len -= skb->len;
data_space -= skb->len;
priv->stats.tx_packets++;
@@ -1314,46 +1302,38 @@ static void ctcmpc_chx_txdone(fsm_instan
if (p_header)
p_header->pdu_flag |= PDU_LAST; /*Say it's the last one*/
header = kzalloc(TH_HEADER_LENGTH, gfp_type());
-
if (!header) {
- printk(KERN_WARNING "ctcmpc: OUT OF MEMORY IN %s()"
- ": Data Lost \n", __FUNCTION__);
spin_unlock(&ch->collect_lock);
fsm_event(priv->mpcg->fsm, MPCG_EVENT_INOP, dev);
- goto done;
+ goto done;
}
-
header->th_ch_flag = TH_HAS_PDU; /* Normal data */
ch->th_seq_num++;
header->th_seq_num = ch->th_seq_num;
- if (do_debug_data)
- ctcm_pr_debug("%s: ToVTAM_th_seq= %08x\n" ,
- __FUNCTION__, ch->th_seq_num);
+ CTCM_PR_DBGDATA("%s: ToVTAM_th_seq= %08x\n" ,
+ __func__, ch->th_seq_num);
memcpy(skb_push(ch->trans_skb, TH_HEADER_LENGTH), header,
TH_HEADER_LENGTH); /* put the TH on the packet */
kfree(header);
- if (do_debug_data) {
- ctcm_pr_debug("ctcmpc: %s()trans_skb len:%04x \n",
- __FUNCTION__, ch->trans_skb->len);
-
- ctcm_pr_debug("ctcmpc: %s() up-to-50 bytes of trans_skb "
- "data to vtam from collect_q\n", __FUNCTION__);
- ctcmpc_dumpit((char *)ch->trans_skb->data,
+ CTCM_PR_DBGDATA("%s: trans_skb len:%04x \n",
+ __func__, ch->trans_skb->len);
+ CTCM_PR_DBGDATA("%s: up-to-50 bytes of trans_skb "
+ "data to vtam from collect_q\n", __func__);
+ CTCM_D3_DUMP((char *)ch->trans_skb->data,
min_t(int, ch->trans_skb->len, 50));
- }
spin_unlock(&ch->collect_lock);
clear_normalized_cda(&ch->ccw[1]);
if (set_normalized_cda(&ch->ccw[1], ch->trans_skb->data)) {
dev_kfree_skb_any(ch->trans_skb);
ch->trans_skb = NULL;
- printk(KERN_WARNING
- "ctcmpc: %s()CCW failure - data lost\n",
- __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_ERROR,
+ "%s: %s: IDAL alloc failed",
+ CTCM_FUNTAIL, ch->id);
fsm_event(priv->mpcg->fsm, MPCG_EVENT_INOP, dev);
return;
}
@@ -1373,7 +1353,6 @@ static void ctcmpc_chx_txdone(fsm_instan
}
done:
ctcm_clear_busy(dev);
- ctcm_pr_debug("ctcmpc exit: %s %s()\n", dev->name, __FUNCTION__);
return;
}
@@ -1393,26 +1372,25 @@ static void ctcmpc_chx_rx(fsm_instance *
struct mpc_group *grp = priv->mpcg;
struct sk_buff *skb = ch->trans_skb;
struct sk_buff *new_skb;
- unsigned long saveflags = 0; /* avoids compiler warning */
+ unsigned long saveflags = 0; /* avoids compiler warning */
int len = ch->max_bufsize - ch->irb->scsw.cmd.count;
- if (do_debug_data) {
- CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG, "mpc_ch_rx %s cp:%i %s\n",
- dev->name, smp_processor_id(), ch->id);
- CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG, "mpc_ch_rx: maxbuf: %04x "
- "len: %04x\n", ch->max_bufsize, len);
- }
+ CTCM_PR_DEBUG("%s: %s: cp:%i %s maxbuf : %04x, len: %04x\n",
+ CTCM_FUNTAIL, dev->name, smp_processor_id(),
+ ch->id, ch->max_bufsize, len);
fsm_deltimer(&ch->timer);
if (skb == NULL) {
- ctcm_pr_debug("ctcmpc exit: %s() TRANS_SKB = NULL \n",
- __FUNCTION__);
- goto again;
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): TRANS_SKB = NULL",
+ CTCM_FUNTAIL, dev->name);
+ goto again;
}
if (len < TH_HEADER_LENGTH) {
- ctcm_pr_info("%s: got packet with invalid length %d\n",
- dev->name, len);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): packet length %d to short",
+ CTCM_FUNTAIL, dev->name, len);
priv->stats.rx_dropped++;
priv->stats.rx_length_errors++;
} else {
@@ -1422,11 +1400,9 @@ static void ctcmpc_chx_rx(fsm_instance *
new_skb = __dev_alloc_skb(ch->max_bufsize, GFP_ATOMIC);
if (new_skb == NULL) {
- printk(KERN_INFO "ctcmpc:%s() NEW_SKB = NULL\n",
- __FUNCTION__);
- printk(KERN_WARNING "ctcmpc: %s() MEMORY ALLOC FAILED"
- " - DATA LOST - MPC FAILED\n",
- __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%d): skb allocation failed",
+ CTCM_FUNTAIL, dev->name);
fsm_event(priv->mpcg->fsm, MPCG_EVENT_INOP, dev);
goto again;
}
@@ -1479,9 +1455,8 @@ again:
break;
}
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit : %s %s(): ch=0x%p id=%s\n",
- dev->name, __FUNCTION__, ch, ch->id);
+ CTCM_PR_DEBUG("Exit %s: %s, ch=0x%p, id=%s\n",
+ __func__, dev->name, ch, ch->id);
}
@@ -1497,15 +1472,16 @@ static void ctcmpc_chx_firstio(fsm_insta
struct channel *ch = arg;
struct net_device *dev = ch->netdev;
struct ctcm_priv *priv = dev->priv;
+ struct mpc_group *gptr = priv->mpcg;
+
+ CTCM_PR_DEBUG("Enter %s: id=%s, ch=0x%p\n",
+ __func__, ch->id, ch);
+
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_INFO,
+ "%s: %s: chstate:%i, grpstate:%i, prot:%i\n",
+ CTCM_FUNTAIL, ch->id, fsm_getstate(fi),
+ fsm_getstate(gptr->fsm), ch->protocol);
- if (do_debug) {
- struct mpc_group *gptr = priv->mpcg;
- ctcm_pr_debug("ctcmpc enter: %s(): ch=0x%p id=%s\n",
- __FUNCTION__, ch, ch->id);
- ctcm_pr_debug("%s() %s chstate:%i grpstate:%i chprotocol:%i\n",
- __FUNCTION__, ch->id, fsm_getstate(fi),
- fsm_getstate(gptr->fsm), ch->protocol);
- }
if (fsm_getstate(fi) == CTC_STATE_TXIDLE)
MPC_DBF_DEV_NAME(TRACE, dev, "remote side issued READ? ");
@@ -1531,9 +1507,8 @@ static void ctcmpc_chx_firstio(fsm_insta
? CTC_STATE_RXINIT : CTC_STATE_TXINIT);
done:
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit : %s(): ch=0x%p id=%s\n",
- __FUNCTION__, ch, ch->id);
+ CTCM_PR_DEBUG("Exit %s: id=%s, ch=0x%p\n",
+ __func__, ch->id, ch);
return;
}
@@ -1556,12 +1531,9 @@ void ctcmpc_chx_rxidle(fsm_instance *fi,
unsigned long saveflags = 0; /* avoids compiler warning */
fsm_deltimer(&ch->timer);
- ctcm_pr_debug("%s cp:%i enter: %s()\n",
- dev->name, smp_processor_id(), __FUNCTION__);
- if (do_debug)
- ctcm_pr_debug("%s() %s chstate:%i grpstate:%i\n",
- __FUNCTION__, ch->id,
- fsm_getstate(fi), fsm_getstate(grp->fsm));
+ CTCM_PR_DEBUG("%s: %s: %s: cp:%i, chstate:%i grpstate:%i\n",
+ __func__, ch->id, dev->name, smp_processor_id(),
+ fsm_getstate(fi), fsm_getstate(grp->fsm));
fsm_newstate(fi, CTC_STATE_RXIDLE);
/* XID processing complete */
@@ -1575,9 +1547,7 @@ void ctcmpc_chx_rxidle(fsm_instance *fi,
skb_reset_tail_pointer(ch->trans_skb);
ch->trans_skb->len = 0;
ch->ccw[1].count = ch->max_bufsize;
- if (do_debug_ccw)
- ctcmpc_dumpit((char *)&ch->ccw[0],
- sizeof(struct ccw1) * 3);
+ CTCM_CCW_DUMP((char *)&ch->ccw[0], sizeof(struct ccw1) * 3);
if (event == CTC_EVENT_START)
/* see remark about conditional locking */
spin_lock_irqsave(get_ccwdev_lock(ch->cdev), saveflags);
@@ -1598,9 +1568,6 @@ void ctcmpc_chx_rxidle(fsm_instance *fi,
fsm_event(priv->fsm, DEV_EVENT_RXUP, dev);
done:
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit: %s %s()\n",
- dev->name, __FUNCTION__);
return;
}
@@ -1616,13 +1583,9 @@ static void ctcmpc_chx_attn(fsm_instance
struct ctcm_priv *priv = dev->priv;
struct mpc_group *grp = priv->mpcg;
- if (do_debug) {
- ctcm_pr_debug("ctcmpc enter: %s(): cp=%i ch=0x%p id=%s"
- "GrpState:%s ChState:%s\n",
- __FUNCTION__, smp_processor_id(), ch, ch->id,
- fsm_getstate_str(grp->fsm),
- fsm_getstate_str(ch->fsm));
- }
+ CTCM_PR_DEBUG("%s(%s): %s(ch=0x%p), cp=%i, ChStat:%s, GrpStat:%s\n",
+ __func__, dev->name, ch->id, ch, smp_processor_id(),
+ fsm_getstate_str(ch->fsm), fsm_getstate_str(grp->fsm));
switch (fsm_getstate(grp->fsm)) {
case MPCG_STATE_XID2INITW:
@@ -1664,11 +1627,7 @@ static void ctcmpc_chx_attn(fsm_instance
break;
}
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit : %s(): cp=%i ch=0x%p id=%s\n",
- __FUNCTION__, smp_processor_id(), ch, ch->id);
return;
-
}
/*
@@ -1683,11 +1642,9 @@ static void ctcmpc_chx_attnbusy(fsm_inst
struct ctcm_priv *priv = dev->priv;
struct mpc_group *grp = priv->mpcg;
- ctcm_pr_debug("ctcmpc enter: %s %s() %s \nGrpState:%s ChState:%s\n",
- dev->name,
- __FUNCTION__, ch->id,
- fsm_getstate_str(grp->fsm),
- fsm_getstate_str(ch->fsm));
+ CTCM_PR_DEBUG("%s(%s): %s\n ChState:%s GrpState:%s\n",
+ __func__, dev->name, ch->id,
+ fsm_getstate_str(ch->fsm), fsm_getstate_str(grp->fsm));
fsm_deltimer(&ch->timer);
@@ -1750,16 +1707,12 @@ static void ctcmpc_chx_attnbusy(fsm_inst
if (ch->in_mpcgroup)
fsm_event(grp->fsm, MPCG_EVENT_XID0DO, ch);
else
- printk(KERN_WARNING "ctcmpc: %s() Not all channels have"
- " been added to group\n", __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): channel %s not added to group",
+ CTCM_FUNTAIL, dev->name, ch->id);
done:
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit : %s()%s ch=0x%p id=%s\n",
- __FUNCTION__, dev->name, ch, ch->id);
-
return;
-
}
/*
@@ -1774,13 +1727,7 @@ static void ctcmpc_chx_resend(fsm_instan
struct ctcm_priv *priv = dev->priv;
struct mpc_group *grp = priv->mpcg;
- ctcm_pr_debug("ctcmpc enter: %s %s() %s \nGrpState:%s ChState:%s\n",
- dev->name, __FUNCTION__, ch->id,
- fsm_getstate_str(grp->fsm),
- fsm_getstate_str(ch->fsm));
-
fsm_event(grp->fsm, MPCG_EVENT_XID0DO, ch);
-
return;
}
@@ -1802,19 +1749,16 @@ static void ctcmpc_chx_send_sweep(fsm_in
int rc = 0;
unsigned long saveflags = 0;
- if (do_debug)
- ctcm_pr_debug("ctcmpc enter: %s(): cp=%i ch=0x%p id=%s\n",
- __FUNCTION__, smp_processor_id(), ach, ach->id);
+ CTCM_PR_DEBUG("ctcmpc enter: %s(): cp=%i ch=0x%p id=%s\n",
+ __func__, smp_processor_id(), ach, ach->id);
if (grp->in_sweep == 0)
goto done;
- if (do_debug_data) {
- ctcm_pr_debug("ctcmpc: %s() 1: ToVTAM_th_seq= %08x\n" ,
- __FUNCTION__, wch->th_seq_num);
- ctcm_pr_debug("ctcmpc: %s() 1: FromVTAM_th_seq= %08x\n" ,
- __FUNCTION__, rch->th_seq_num);
- }
+ CTCM_PR_DBGDATA("%s: 1: ToVTAM_th_seq= %08x\n" ,
+ __func__, wch->th_seq_num);
+ CTCM_PR_DBGDATA("%s: 1: FromVTAM_th_seq= %08x\n" ,
+ __func__, rch->th_seq_num);
if (fsm_getstate(wch->fsm) != CTC_STATE_TXIDLE) {
/* give the previous IO time to complete */
@@ -1853,11 +1797,9 @@ static void ctcmpc_chx_send_sweep(fsm_in
header->sw.th_last_seq = wch->th_seq_num;
- if (do_debug_ccw)
- ctcmpc_dumpit((char *)&wch->ccw[3], sizeof(struct ccw1) * 3);
-
- ctcm_pr_debug("ctcmpc: %s() sweep packet\n", __FUNCTION__);
- ctcmpc_dumpit((char *)header, TH_SWEEP_LENGTH);
+ CTCM_CCW_DUMP((char *)&wch->ccw[3], sizeof(struct ccw1) * 3);
+ CTCM_PR_DBGDATA("%s: sweep packet\n", __func__);
+ CTCM_D3_DUMP((char *)header, TH_SWEEP_LENGTH);
fsm_addtimer(&wch->timer, CTCM_TIME_5_SEC, CTC_EVENT_TIMER, wch);
fsm_newstate(wch->fsm, CTC_STATE_TX);
@@ -1876,19 +1818,13 @@ static void ctcmpc_chx_send_sweep(fsm_in
ctcm_clear_busy_do(dev);
}
- if (do_debug_data) {
- ctcm_pr_debug("ctcmpc: %s()2: ToVTAM_th_seq= %08x\n" ,
- __FUNCTION__, wch->th_seq_num);
- ctcm_pr_debug("ctcmpc: %s()2: FromVTAM_th_seq= %08x\n" ,
- __FUNCTION__, rch->th_seq_num);
- }
+ CTCM_PR_DBGDATA("%s: To-/From-VTAM_th_seq = %08x/%08x\n" ,
+ __func__, wch->th_seq_num, rch->th_seq_num);
if (rc != 0)
ctcm_ccw_check_rc(wch, rc, "send sweep");
done:
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit: %s() %s\n", __FUNCTION__, ach->id);
return;
}
@@ -2149,9 +2085,8 @@ static void dev_action_stop(fsm_instance
struct channel *ch = priv->channel[direction];
fsm_event(ch->fsm, CTC_EVENT_STOP, ch);
ch->th_seq_num = 0x00;
- if (do_debug)
- ctcm_pr_debug("ctcm: %s() CH_th_seq= %08x\n",
- __FUNCTION__, ch->th_seq_num);
+ CTCM_PR_DEBUG("%s: CH_th_seq= %08x\n",
+ __func__, ch->th_seq_num);
}
if (IS_MPC(priv))
fsm_newstate(priv->mpcg->fsm, MPCG_STATE_RESET);
@@ -2199,8 +2134,11 @@ static void dev_action_chup(fsm_instance
{
struct net_device *dev = arg;
struct ctcm_priv *priv = dev->priv;
+ int dev_stat = fsm_getstate(fi);
- CTCMY_DBF_DEV_NAME(SETUP, dev, "");
+ CTCM_DBF_TEXT_(SETUP, CTC_DBF_NOTICE,
+ "%s(%s): priv = %p [%d,%d]\n ", CTCM_FUNTAIL,
+ dev->name, dev->priv, dev_stat, event);
switch (fsm_getstate(fi)) {
case DEV_STATE_STARTWAIT_RXTX:
Index: linux-2.6-uschi/drivers/s390/net/ctcm_main.c
===================================================================
--- linux-2.6-uschi.orig/drivers/s390/net/ctcm_main.c
+++ linux-2.6-uschi/drivers/s390/net/ctcm_main.c
@@ -84,20 +84,19 @@ void ctcm_unpack_skb(struct channel *ch,
skb_pull(pskb, LL_HEADER_LENGTH);
if ((ch->protocol == CTCM_PROTO_S390) &&
(header->type != ETH_P_IP)) {
-
if (!(ch->logflags & LOG_FLAG_ILLEGALPKT)) {
+ ch->logflags |= LOG_FLAG_ILLEGALPKT;
/*
* Check packet type only if we stick strictly
* to S/390's protocol of OS390. This only
* supports IP. Otherwise allow any packet
* type.
*/
- ctcm_pr_warn("%s Illegal packet type 0x%04x "
- "received, dropping\n",
- dev->name, header->type);
- ch->logflags |= LOG_FLAG_ILLEGALPKT;
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s(%s): Illegal packet type 0x%04x"
+ " - dropping",
+ CTCM_FUNTAIL, dev->name, header->type);
}
-
priv->stats.rx_dropped++;
priv->stats.rx_frame_errors++;
return;
@@ -105,11 +104,11 @@ void ctcm_unpack_skb(struct channel *ch,
pskb->protocol = ntohs(header->type);
if (header->length <= LL_HEADER_LENGTH) {
if (!(ch->logflags & LOG_FLAG_ILLEGALSIZE)) {
- ctcm_pr_warn(
- "%s Illegal packet size %d "
- "received (MTU=%d blocklen=%d), "
- "dropping\n", dev->name, header->length,
- dev->mtu, len);
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s(%s): Illegal packet size %d(%d,%d)"
+ "- dropping",
+ CTCM_FUNTAIL, dev->name,
+ header->length, dev->mtu, len);
ch->logflags |= LOG_FLAG_ILLEGALSIZE;
}
@@ -122,10 +121,10 @@ void ctcm_unpack_skb(struct channel *ch,
if ((header->length > skb_tailroom(pskb)) ||
(header->length > len)) {
if (!(ch->logflags & LOG_FLAG_OVERRUN)) {
- ctcm_pr_warn(
- "%s Illegal packet size %d (beyond the"
- " end of received data), dropping\n",
- dev->name, header->length);
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s(%s): Packet size %d (overrun)"
+ " - dropping", CTCM_FUNTAIL,
+ dev->name, header->length);
ch->logflags |= LOG_FLAG_OVERRUN;
}
@@ -139,9 +138,9 @@ void ctcm_unpack_skb(struct channel *ch,
skb = dev_alloc_skb(pskb->len);
if (!skb) {
if (!(ch->logflags & LOG_FLAG_NOMEM)) {
- ctcm_pr_warn(
- "%s Out of memory in ctcm_unpack_skb\n",
- dev->name);
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s(%s): MEMORY allocation error",
+ CTCM_FUNTAIL, dev->name);
ch->logflags |= LOG_FLAG_NOMEM;
}
priv->stats.rx_dropped++;
@@ -184,7 +183,7 @@ void ctcm_unpack_skb(struct channel *ch,
*/
static void channel_free(struct channel *ch)
{
- CTCM_DBF_TEXT(TRACE, 2, __FUNCTION__);
+ CTCM_DBF_TEXT_(SETUP, CTC_DBF_INFO, "%s(%s)", CTCM_FUNTAIL, ch->id);
ch->flags &= ~CHANNEL_FLAGS_INUSE;
fsm_newstate(ch->fsm, CTC_STATE_IDLE);
}
@@ -251,19 +250,12 @@ static struct channel *channel_get(enum
{
struct channel *ch = channels;
- if (do_debug) {
- char buf[64];
- sprintf(buf, "%s(%d, %s, %d)\n",
- CTCM_FUNTAIL, type, id, direction);
- CTCM_DBF_TEXT(TRACE, CTC_DBF_INFO, buf);
- }
while (ch && (strncmp(ch->id, id, CTCM_ID_SIZE) || (ch->type != type)))
ch = ch->next;
if (!ch) {
- char buf[64];
- sprintf(buf, "%s(%d, %s, %d) not found in channel list\n",
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s(%d, %s, %d) not found in channel list\n",
CTCM_FUNTAIL, type, id, direction);
- CTCM_DBF_TEXT(ERROR, CTC_DBF_ERROR, buf);
} else {
if (ch->flags & CHANNEL_FLAGS_INUSE)
ch = NULL;
@@ -283,8 +275,9 @@ static long ctcm_check_irb_error(struct
if (!IS_ERR(irb))
return 0;
- CTCM_DBF_TEXT_(ERROR, CTC_DBF_WARN, "irb error %ld on device %s\n",
- PTR_ERR(irb), cdev->dev.bus_id);
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_WARN,
+ "irb error %ld on device %s\n",
+ PTR_ERR(irb), cdev->dev.bus_id);
switch (PTR_ERR(irb)) {
case -EIO:
@@ -307,58 +300,85 @@ static long ctcm_check_irb_error(struct
* ch The channel, the sense code belongs to.
* sense The sense code to inspect.
*/
-static inline void ccw_unit_check(struct channel *ch, unsigned char sense)
+static inline void ccw_unit_check(struct channel *ch, __u8 sense)
{
- CTCM_DBF_TEXT(TRACE, 5, __FUNCTION__);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG,
+ "%s(%s): %02x",
+ CTCM_FUNTAIL, ch->id, sense);
+
if (sense & SNS0_INTERVENTION_REQ) {
if (sense & 0x01) {
- ctcm_pr_debug("%s: Interface disc. or Sel. reset "
- "(remote)\n", ch->id);
+ if (ch->sense_rc != 0x01) {
+ ctcm_pr_debug("%s: Interface disc. or Sel. "
+ "reset (remote)\n", ch->id);
+ ch->sense_rc = 0x01;
+ }
fsm_event(ch->fsm, CTC_EVENT_UC_RCRESET, ch);
} else {
- ctcm_pr_debug("%s: System reset (remote)\n", ch->id);
+ if (ch->sense_rc != SNS0_INTERVENTION_REQ) {
+ ctcm_pr_debug("%s: System reset (remote)\n",
+ ch->id);
+ ch->sense_rc = SNS0_INTERVENTION_REQ;
+ }
fsm_event(ch->fsm, CTC_EVENT_UC_RSRESET, ch);
}
} else if (sense & SNS0_EQUIPMENT_CHECK) {
if (sense & SNS0_BUS_OUT_CHECK) {
- ctcm_pr_warn("%s: Hardware malfunction (remote)\n",
- ch->id);
+ if (ch->sense_rc != SNS0_BUS_OUT_CHECK) {
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_WARN,
+ "%s(%s): remote HW error %02x",
+ CTCM_FUNTAIL, ch->id, sense);
+ ch->sense_rc = SNS0_BUS_OUT_CHECK;
+ }
fsm_event(ch->fsm, CTC_EVENT_UC_HWFAIL, ch);
} else {
- ctcm_pr_warn("%s: Read-data parity error (remote)\n",
- ch->id);
+ if (ch->sense_rc != SNS0_EQUIPMENT_CHECK) {
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_WARN,
+ "%s(%s): remote read parity error %02x",
+ CTCM_FUNTAIL, ch->id, sense);
+ ch->sense_rc = SNS0_EQUIPMENT_CHECK;
+ }
fsm_event(ch->fsm, CTC_EVENT_UC_RXPARITY, ch);
}
} else if (sense & SNS0_BUS_OUT_CHECK) {
- if (sense & 0x04) {
- ctcm_pr_warn("%s: Data-streaming timeout)\n", ch->id);
+ if (ch->sense_rc != SNS0_BUS_OUT_CHECK) {
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_WARN,
+ "%s(%s): BUS OUT error %02x",
+ CTCM_FUNTAIL, ch->id, sense);
+ ch->sense_rc = SNS0_BUS_OUT_CHECK;
+ }
+ if (sense & 0x04) /* data-streaming timeout */
fsm_event(ch->fsm, CTC_EVENT_UC_TXTIMEOUT, ch);
- } else {
- ctcm_pr_warn("%s: Data-transfer parity error\n",
- ch->id);
+ else /* Data-transfer parity error */
fsm_event(ch->fsm, CTC_EVENT_UC_TXPARITY, ch);
- }
} else if (sense & SNS0_CMD_REJECT) {
- ctcm_pr_warn("%s: Command reject\n", ch->id);
+ if (ch->sense_rc != SNS0_CMD_REJECT) {
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_WARN,
+ "%s(%s): Command rejected",
+ CTCM_FUNTAIL, ch->id);
+ ch->sense_rc = SNS0_CMD_REJECT;
+ }
} else if (sense == 0) {
- ctcm_pr_debug("%s: Unit check ZERO\n", ch->id);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_WARN,
+ "%s(%s): Unit check ZERO",
+ CTCM_FUNTAIL, ch->id);
fsm_event(ch->fsm, CTC_EVENT_UC_ZERO, ch);
} else {
- ctcm_pr_warn("%s: Unit Check with sense code: %02x\n",
- ch->id, sense);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_WARN,
+ "%s(%s): Unit check code %02x unknown",
+ CTCM_FUNTAIL, ch->id, sense);
fsm_event(ch->fsm, CTC_EVENT_UC_UNKNOWN, ch);
}
}
int ctcm_ch_alloc_buffer(struct channel *ch)
{
- CTCM_DBF_TEXT(TRACE, 5, __FUNCTION__);
-
clear_normalized_cda(&ch->ccw[1]);
ch->trans_skb = __dev_alloc_skb(ch->max_bufsize, GFP_ATOMIC | GFP_DMA);
if (ch->trans_skb == NULL) {
- ctcm_pr_warn("%s: Couldn't alloc %s trans_skb\n",
- ch->id,
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s(%s): %s trans_skb allocation error",
+ CTCM_FUNTAIL, ch->id,
(CHANNEL_DIRECTION(ch->flags) == READ) ? "RX" : "TX");
return -ENOMEM;
}
@@ -367,9 +387,9 @@ int ctcm_ch_alloc_buffer(struct channel
if (set_normalized_cda(&ch->ccw[1], ch->trans_skb->data)) {
dev_kfree_skb(ch->trans_skb);
ch->trans_skb = NULL;
- ctcm_pr_warn("%s: set_normalized_cda for %s "
- "trans_skb failed, dropping packets\n",
- ch->id,
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s(%s): %s set norm_cda failed",
+ CTCM_FUNTAIL, ch->id,
(CHANNEL_DIRECTION(ch->flags) == READ) ? "RX" : "TX");
return -ENOMEM;
}
@@ -516,7 +536,7 @@ static int ctcm_transmit_skb(struct chan
atomic_dec(&skb->users);
skb_pull(skb, LL_HEADER_LENGTH + 2);
ctcm_clear_busy(ch->netdev);
- return -EBUSY;
+ return -ENOMEM;
}
skb_reset_tail_pointer(ch->trans_skb);
@@ -570,15 +590,12 @@ static void ctcmpc_send_sweep_req(struct
struct th_sweep *header;
struct sk_buff *sweep_skb;
struct channel *ch;
- int rc = 0;
+ /* int rc = 0; */
priv = dev->priv;
grp = priv->mpcg;
ch = priv->channel[WRITE];
- if (do_debug)
- MPC_DBF_DEV_NAME(TRACE, dev, ch->id);
-
/* sweep processing is not complete until response and request */
/* has completed for all read channels in group */
if (grp->in_sweep == 0) {
@@ -590,17 +607,16 @@ static void ctcmpc_send_sweep_req(struct
sweep_skb = __dev_alloc_skb(MPC_BUFSIZE_DEFAULT, GFP_ATOMIC|GFP_DMA);
if (sweep_skb == NULL) {
- printk(KERN_INFO "Couldn't alloc sweep_skb\n");
- rc = -ENOMEM;
- goto done;
+ /* rc = -ENOMEM; */
+ goto nomem;
}
header = kmalloc(TH_SWEEP_LENGTH, gfp_type());
if (!header) {
dev_kfree_skb_any(sweep_skb);
- rc = -ENOMEM;
- goto done;
+ /* rc = -ENOMEM; */
+ goto nomem;
}
header->th.th_seg = 0x00 ;
@@ -621,12 +637,10 @@ static void ctcmpc_send_sweep_req(struct
return;
-done:
- if (rc != 0) {
- grp->in_sweep = 0;
- ctcm_clear_busy(dev);
- fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
- }
+nomem:
+ grp->in_sweep = 0;
+ ctcm_clear_busy(dev);
+ fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
return;
}
@@ -648,11 +662,9 @@ static int ctcmpc_transmit_skb(struct ch
unsigned long saveflags = 0; /* avoids compiler warning */
__u16 block_len;
- if (do_debug)
- ctcm_pr_debug(
- "ctcm enter: %s(): %s cp=%i ch=0x%p id=%s state=%s\n",
- __FUNCTION__, dev->name, smp_processor_id(), ch,
- ch->id, fsm_getstate_str(ch->fsm));
+ CTCM_PR_DEBUG("Enter %s: %s, cp=%i ch=0x%p id=%s state=%s\n",
+ __func__, dev->name, smp_processor_id(), ch,
+ ch->id, fsm_getstate_str(ch->fsm));
if ((fsm_getstate(ch->fsm) != CTC_STATE_TXIDLE) || grp->in_sweep) {
spin_lock_irqsave(&ch->collect_lock, saveflags);
@@ -660,14 +672,8 @@ static int ctcmpc_transmit_skb(struct ch
p_header = kmalloc(PDU_HEADER_LENGTH, gfp_type());
if (!p_header) {
- printk(KERN_WARNING "ctcm: OUT OF MEMORY IN %s():"
- " Data Lost \n", __FUNCTION__);
-
- atomic_dec(&skb->users);
- dev_kfree_skb_any(skb);
spin_unlock_irqrestore(&ch->collect_lock, saveflags);
- fsm_event(priv->mpcg->fsm, MPCG_EVENT_INOP, dev);
- goto done;
+ goto nomem_exit;
}
p_header->pdu_offset = skb->len;
@@ -682,13 +688,10 @@ static int ctcmpc_transmit_skb(struct ch
memcpy(skb_push(skb, PDU_HEADER_LENGTH), p_header,
PDU_HEADER_LENGTH);
- if (do_debug_data) {
- ctcm_pr_debug("ctcm: %s() Putting on collect_q"
- " - skb len: %04x \n", __FUNCTION__, skb->len);
- ctcm_pr_debug("ctcm: %s() pdu header and data"
- " for up to 32 bytes\n", __FUNCTION__);
- ctcmpc_dump32((char *)skb->data, skb->len);
- }
+ CTCM_PR_DEBUG("%s(%s): Put on collect_q - skb len: %04x \n"
+ "pdu header and data for up to 32 bytes:\n",
+ __func__, dev->name, skb->len);
+ CTCM_D3_DUMP((char *)skb->data, min_t(int, 32, skb->len));
skb_queue_tail(&ch->collect_queue, skb);
ch->collect_len += skb->len;
@@ -713,12 +716,7 @@ static int ctcmpc_transmit_skb(struct ch
if (hi) {
nskb = __dev_alloc_skb(skb->len, GFP_ATOMIC | GFP_DMA);
if (!nskb) {
- printk(KERN_WARNING "ctcm: %s() OUT OF MEMORY"
- "- Data Lost \n", __FUNCTION__);
- atomic_dec(&skb->users);
- dev_kfree_skb_any(skb);
- fsm_event(priv->mpcg->fsm, MPCG_EVENT_INOP, dev);
- goto done;
+ goto nomem_exit;
} else {
memcpy(skb_put(nskb, skb->len), skb->data, skb->len);
atomic_inc(&nskb->users);
@@ -730,15 +728,8 @@ static int ctcmpc_transmit_skb(struct ch
p_header = kmalloc(PDU_HEADER_LENGTH, gfp_type());
- if (!p_header) {
- printk(KERN_WARNING "ctcm: %s() OUT OF MEMORY"
- ": Data Lost \n", __FUNCTION__);
-
- atomic_dec(&skb->users);
- dev_kfree_skb_any(skb);
- fsm_event(priv->mpcg->fsm, MPCG_EVENT_INOP, dev);
- goto done;
- }
+ if (!p_header)
+ goto nomem_exit;
p_header->pdu_offset = skb->len;
p_header->pdu_proto = 0x01;
@@ -768,15 +759,8 @@ static int ctcmpc_transmit_skb(struct ch
ch->prof.txlen += skb->len - PDU_HEADER_LENGTH;
header = kmalloc(TH_HEADER_LENGTH, gfp_type());
-
- if (!header) {
- printk(KERN_WARNING "ctcm: %s() OUT OF MEMORY: Data Lost \n",
- __FUNCTION__);
- atomic_dec(&skb->users);
- dev_kfree_skb_any(skb);
- fsm_event(priv->mpcg->fsm, MPCG_EVENT_INOP, dev);
- goto done;
- }
+ if (!header)
+ goto nomem_exit;
header->th_seg = 0x00;
header->th_ch_flag = TH_HAS_PDU; /* Normal data */
@@ -785,41 +769,31 @@ static int ctcmpc_transmit_skb(struct ch
ch->th_seq_num++;
header->th_seq_num = ch->th_seq_num;
- if (do_debug_data)
- ctcm_pr_debug("ctcm: %s() ToVTAM_th_seq= %08x\n" ,
- __FUNCTION__, ch->th_seq_num);
+ CTCM_PR_DBGDATA("%s(%s) ToVTAM_th_seq= %08x\n" ,
+ __func__, dev->name, ch->th_seq_num);
/* put the TH on the packet */
memcpy(skb_push(skb, TH_HEADER_LENGTH), header, TH_HEADER_LENGTH);
kfree(header);
- if (do_debug_data) {
- ctcm_pr_debug("ctcm: %s(): skb len: %04x \n",
- __FUNCTION__, skb->len);
- ctcm_pr_debug("ctcm: %s(): pdu header and data for up to 32 "
- "bytes sent to vtam\n", __FUNCTION__);
- ctcmpc_dump32((char *)skb->data, skb->len);
- }
+ CTCM_PR_DBGDATA("%s(%s): skb len: %04x\n - pdu header and data for "
+ "up to 32 bytes sent to vtam:\n",
+ __func__, dev->name, skb->len);
+ CTCM_D3_DUMP((char *)skb->data, min_t(int, 32, skb->len));
ch->ccw[4].count = skb->len;
if (set_normalized_cda(&ch->ccw[4], skb->data)) {
/*
- * idal allocation failed, try via copying to
- * trans_skb. trans_skb usually has a pre-allocated
- * idal.
+ * idal allocation failed, try via copying to trans_skb.
+ * trans_skb usually has a pre-allocated idal.
*/
if (ctcm_checkalloc_buffer(ch)) {
/*
- * Remove our header. It gets added
- * again on retransmit.
+ * Remove our header.
+ * It gets added again on retransmit.
*/
- atomic_dec(&skb->users);
- dev_kfree_skb_any(skb);
- printk(KERN_WARNING "ctcm: %s()OUT OF MEMORY:"
- " Data Lost \n", __FUNCTION__);
- fsm_event(priv->mpcg->fsm, MPCG_EVENT_INOP, dev);
- goto done;
+ goto nomem_exit;
}
skb_reset_tail_pointer(ch->trans_skb);
@@ -829,14 +803,11 @@ static int ctcmpc_transmit_skb(struct ch
atomic_dec(&skb->users);
dev_kfree_skb_irq(skb);
ccw_idx = 0;
- if (do_debug_data) {
- ctcm_pr_debug("ctcm: %s() TRANS skb len: %d \n",
- __FUNCTION__, ch->trans_skb->len);
- ctcm_pr_debug("ctcm: %s up to 32 bytes of data"
- " sent to vtam\n", __FUNCTION__);
- ctcmpc_dump32((char *)ch->trans_skb->data,
- ch->trans_skb->len);
- }
+ CTCM_PR_DBGDATA("%s(%s): trans_skb len: %04x\n"
+ "up to 32 bytes sent to vtam:\n",
+ __func__, dev->name, ch->trans_skb->len);
+ CTCM_D3_DUMP((char *)ch->trans_skb->data,
+ min_t(int, 32, ch->trans_skb->len));
} else {
skb_queue_tail(&ch->io_queue, skb);
ccw_idx = 3;
@@ -865,13 +836,21 @@ static int ctcmpc_transmit_skb(struct ch
priv->stats.tx_packets++;
priv->stats.tx_bytes += skb->len - TH_HEADER_LENGTH;
}
- if (ch->th_seq_num > 0xf0000000) /* Chose 4Billion at random. */
+ if (ch->th_seq_num > 0xf0000000) /* Chose at random. */
ctcmpc_send_sweep_req(ch);
+ goto done;
+nomem_exit:
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_CRIT,
+ "%s(%s): MEMORY allocation ERROR\n",
+ CTCM_FUNTAIL, ch->id);
+ rc = -ENOMEM;
+ atomic_dec(&skb->users);
+ dev_kfree_skb_any(skb);
+ fsm_event(priv->mpcg->fsm, MPCG_EVENT_INOP, dev);
done:
- if (do_debug)
- ctcm_pr_debug("ctcm exit: %s %s()\n", dev->name, __FUNCTION__);
- return 0;
+ CTCM_PR_DEBUG("Exit %s(%s)\n", __func__, dev->name);
+ return rc;
}
/**
@@ -888,20 +867,19 @@ done:
/* first merge version - leaving both functions separated */
static int ctcm_tx(struct sk_buff *skb, struct net_device *dev)
{
- int rc = 0;
- struct ctcm_priv *priv;
-
- CTCM_DBF_TEXT(TRACE, 5, __FUNCTION__);
- priv = dev->priv;
+ struct ctcm_priv *priv = dev->priv;
if (skb == NULL) {
- ctcm_pr_warn("%s: NULL sk_buff passed\n", dev->name);
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s(%s): NULL sk_buff passed",
+ CTCM_FUNTAIL, dev->name);
priv->stats.tx_dropped++;
return 0;
}
if (skb_headroom(skb) < (LL_HEADER_LENGTH + 2)) {
- ctcm_pr_warn("%s: Got sk_buff with head room < %ld bytes\n",
- dev->name, LL_HEADER_LENGTH + 2);
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s(%s): Got sk_buff with head room < %ld bytes",
+ CTCM_FUNTAIL, dev->name, LL_HEADER_LENGTH + 2);
dev_kfree_skb(skb);
priv->stats.tx_dropped++;
return 0;
@@ -925,51 +903,43 @@ static int ctcm_tx(struct sk_buff *skb,
dev->trans_start = jiffies;
if (ctcm_transmit_skb(priv->channel[WRITE], skb) != 0)
- rc = 1;
- return rc;
+ return 1;
+ return 0;
}
/* unmerged MPC variant of ctcm_tx */
static int ctcmpc_tx(struct sk_buff *skb, struct net_device *dev)
{
int len = 0;
- struct ctcm_priv *priv = NULL;
- struct mpc_group *grp = NULL;
+ struct ctcm_priv *priv = dev->priv;
+ struct mpc_group *grp = priv->mpcg;
struct sk_buff *newskb = NULL;
- if (do_debug)
- ctcm_pr_debug("ctcmpc enter: %s(): skb:%0lx\n",
- __FUNCTION__, (unsigned long)skb);
-
- CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_DEBUG,
- "ctcmpc enter: %s(): skb:%0lx\n",
- __FUNCTION__, (unsigned long)skb);
-
- priv = dev->priv;
- grp = priv->mpcg;
/*
* Some sanity checks ...
*/
if (skb == NULL) {
- ctcm_pr_warn("ctcmpc: %s: NULL sk_buff passed\n", dev->name);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): NULL sk_buff passed",
+ CTCM_FUNTAIL, dev->name);
priv->stats.tx_dropped++;
goto done;
}
if (skb_headroom(skb) < (TH_HEADER_LENGTH + PDU_HEADER_LENGTH)) {
- CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_WARN,
- "%s: Got sk_buff with head room < %ld bytes\n",
- dev->name, TH_HEADER_LENGTH + PDU_HEADER_LENGTH);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_ERROR,
+ "%s(%s): Got sk_buff with head room < %ld bytes",
+ CTCM_FUNTAIL, dev->name,
+ TH_HEADER_LENGTH + PDU_HEADER_LENGTH);
- if (do_debug_data)
- ctcmpc_dump32((char *)skb->data, skb->len);
+ CTCM_D3_DUMP((char *)skb->data, min_t(int, 32, skb->len));
len = skb->len + TH_HEADER_LENGTH + PDU_HEADER_LENGTH;
newskb = __dev_alloc_skb(len, gfp_type() | GFP_DMA);
if (!newskb) {
- printk(KERN_WARNING "ctcmpc: %s() OUT OF MEMORY-"
- "Data Lost\n",
- __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_ERROR,
+ "%s: %s: __dev_alloc_skb failed",
+ __func__, dev->name);
dev_kfree_skb_any(skb);
priv->stats.tx_dropped++;
@@ -993,9 +963,9 @@ static int ctcmpc_tx(struct sk_buff *skb
if ((fsm_getstate(priv->fsm) != DEV_STATE_RUNNING) ||
(fsm_getstate(grp->fsm) < MPCG_STATE_XID2INITW)) {
dev_kfree_skb_any(skb);
- printk(KERN_INFO "ctcmpc: %s() DATA RCVD - MPC GROUP "
- "NOT ACTIVE - DROPPED\n",
- __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): inactive MPCGROUP - dropped",
+ CTCM_FUNTAIL, dev->name);
priv->stats.tx_dropped++;
priv->stats.tx_errors++;
priv->stats.tx_carrier_errors++;
@@ -1003,8 +973,9 @@ static int ctcmpc_tx(struct sk_buff *skb
}
if (ctcm_test_and_set_busy(dev)) {
- printk(KERN_WARNING "%s:DEVICE ERR - UNRECOVERABLE DATA LOSS\n",
- __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): device busy - dropped",
+ CTCM_FUNTAIL, dev->name);
dev_kfree_skb_any(skb);
priv->stats.tx_dropped++;
priv->stats.tx_errors++;
@@ -1015,12 +986,9 @@ static int ctcmpc_tx(struct sk_buff *skb
dev->trans_start = jiffies;
if (ctcmpc_transmit_skb(priv->channel[WRITE], skb) != 0) {
- printk(KERN_WARNING "ctcmpc: %s() DEVICE ERROR"
- ": Data Lost \n",
- __FUNCTION__);
- printk(KERN_WARNING "ctcmpc: %s() DEVICE ERROR"
- " - UNRECOVERABLE DATA LOSS\n",
- __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): device error - dropped",
+ CTCM_FUNTAIL, dev->name);
dev_kfree_skb_any(skb);
priv->stats.tx_dropped++;
priv->stats.tx_errors++;
@@ -1054,8 +1022,6 @@ static int ctcm_change_mtu(struct net_de
struct ctcm_priv *priv;
int max_bufsize;
- CTCM_DBF_TEXT(SETUP, CTC_DBF_INFO, __FUNCTION__);
-
if (new_mtu < 576 || new_mtu > 65527)
return -EINVAL;
@@ -1087,30 +1053,13 @@ static struct net_device_stats *ctcm_sta
return &((struct ctcm_priv *)dev->priv)->stats;
}
-
-static void ctcm_netdev_unregister(struct net_device *dev)
-{
- CTCM_DBF_TEXT(SETUP, CTC_DBF_INFO, __FUNCTION__);
- if (!dev)
- return;
- unregister_netdev(dev);
-}
-
-static int ctcm_netdev_register(struct net_device *dev)
-{
- CTCM_DBF_TEXT(SETUP, CTC_DBF_INFO, __FUNCTION__);
- return register_netdev(dev);
-}
-
static void ctcm_free_netdevice(struct net_device *dev)
{
struct ctcm_priv *priv;
struct mpc_group *grp;
- CTCM_DBF_TEXT(SETUP, CTC_DBF_INFO, __FUNCTION__);
-
- if (!dev)
- return;
+ CTCM_DBF_TEXT_(SETUP, CTC_DBF_INFO,
+ "%s(%s)", CTCM_FUNTAIL, dev->name);
priv = dev->priv;
if (priv) {
grp = priv->mpcg;
@@ -1171,7 +1120,9 @@ static struct net_device *ctcm_init_netd
dev = alloc_netdev(0, CTC_DEVICE_GENE, ctcm_dev_setup);
if (!dev) {
- ctcm_pr_err("%s: Out of memory\n", __FUNCTION__);
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_CRIT,
+ "%s: MEMORY allocation ERROR",
+ CTCM_FUNTAIL);
return NULL;
}
dev->priv = priv;
@@ -1209,6 +1160,7 @@ static struct net_device *ctcm_init_netd
}
CTCMY_DBF_DEV(SETUP, dev, "finished");
+
return dev;
}
@@ -1226,18 +1178,24 @@ static void ctcm_irq_handler(struct ccw_
struct net_device *dev;
struct ctcm_priv *priv;
struct ccwgroup_device *cgdev;
+ int cstat;
+ int dstat;
+
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG,
+ "Enter %s(%s)", CTCM_FUNTAIL, &cdev->dev.bus_id);
- CTCM_DBF_TEXT(TRACE, CTC_DBF_DEBUG, __FUNCTION__);
if (ctcm_check_irb_error(cdev, irb))
return;
cgdev = dev_get_drvdata(&cdev->dev);
+ cstat = irb->scsw.cmd.cstat;
+ dstat = irb->scsw.cmd.dstat;
+
/* Check for unsolicited interrupts. */
if (cgdev == NULL) {
- ctcm_pr_warn("ctcm: Got unsolicited irq: %s c-%02x d-%02x\n",
- cdev->dev.bus_id, irb->scsw.cmd.cstat,
- irb->scsw.cmd.dstat);
+ ctcm_pr_warn("ctcm: Got unsolicited irq: c-%02x d-%02x\n",
+ cstat, dstat);
return;
}
@@ -1254,26 +1212,22 @@ static void ctcm_irq_handler(struct ccw_
return;
}
- dev = (struct net_device *)(ch->netdev);
+ dev = ch->netdev;
if (dev == NULL) {
ctcm_pr_crit("ctcm: %s dev=NULL bus_id=%s, ch=0x%p\n",
- __FUNCTION__, cdev->dev.bus_id, ch);
+ __func__, cdev->dev.bus_id, ch);
return;
}
- if (do_debug)
- ctcm_pr_debug("%s: interrupt for device: %s "
- "received c-%02x d-%02x\n",
- dev->name,
- ch->id,
- irb->scsw.cmd.cstat,
- irb->scsw.cmd.dstat);
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG,
+ "%s(%s): int. for %s: cstat=%02x dstat=%02x",
+ CTCM_FUNTAIL, dev->name, ch->id, cstat, dstat);
/* Copy interruption response block. */
memcpy(ch->irb, irb, sizeof(struct irb));
- /* Check for good subchannel return code, otherwise error message */
if (irb->scsw.cmd.cstat) {
+ /* Check for good subchannel return code, otherwise error message */
fsm_event(ch->fsm, CTC_EVENT_SC_UNKNOWN, ch);
ctcm_pr_warn("%s: subchannel check for dev: %s - %02x %02x\n",
dev->name, ch->id, irb->scsw.cmd.cstat,
@@ -1283,6 +1237,11 @@ static void ctcm_irq_handler(struct ccw_
/* Check the reason-code of a unit check */
if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
+ if ((irb->ecw[0] & ch->sense_rc) == 0)
+ /* print it only once */
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_INFO,
+ "%s(%s): sense=%02x, ds=%02x",
+ CTCM_FUNTAIL, ch->id, irb->ecw[0], dstat);
ccw_unit_check(ch, irb->ecw[0]);
return;
}
@@ -1320,14 +1279,18 @@ static int ctcm_probe_device(struct ccwg
struct ctcm_priv *priv;
int rc;
- CTCM_DBF_TEXT_(SETUP, CTC_DBF_INFO, "%s %p", __FUNCTION__, cgdev);
+ CTCM_DBF_TEXT_(SETUP, CTC_DBF_INFO,
+ "%s %p",
+ __func__, cgdev);
if (!get_device(&cgdev->dev))
return -ENODEV;
priv = kzalloc(sizeof(struct ctcm_priv), GFP_KERNEL);
if (!priv) {
- ctcm_pr_err("%s: Out of memory\n", __FUNCTION__);
+ CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR,
+ "%s: memory allocation failure",
+ CTCM_FUNTAIL);
put_device(&cgdev->dev);
return -ENOMEM;
}
@@ -1364,10 +1327,13 @@ static int add_channel(struct ccw_device
int ccw_num;
int rc = 0;
- CTCM_DBF_TEXT(TRACE, 2, __FUNCTION__);
+ CTCM_DBF_TEXT_(SETUP, CTC_DBF_INFO,
+ "%s(%s), type %d, proto %d",
+ __func__, cdev->dev.bus_id, type, priv->protocol);
+
ch = kzalloc(sizeof(struct channel), GFP_KERNEL);
if (ch == NULL)
- goto nomem_return;
+ return -ENOMEM;
ch->protocol = priv->protocol;
if (IS_MPC(priv)) {
@@ -1478,7 +1444,7 @@ static int add_channel(struct ccw_device
if (*c && (!strncmp((*c)->id, ch->id, CTCM_ID_SIZE))) {
CTCM_DBF_TEXT_(SETUP, CTC_DBF_INFO,
"%s (%s) already in list, using old entry",
- __FUNCTION__, (*c)->id);
+ __func__, (*c)->id);
goto free_return;
}
@@ -1498,11 +1464,10 @@ static int add_channel(struct ccw_device
return 0;
nomem_return:
- ctcm_pr_warn("ctcm: Out of memory in %s\n", __FUNCTION__);
rc = -ENOMEM;
free_return: /* note that all channel pointers are 0 or valid */
- kfree(ch->ccw); /* TODO: check that again */
+ kfree(ch->ccw);
kfree(ch->discontact_th);
kfree_fsm(ch->fsm);
kfree(ch->irb);
@@ -1540,48 +1505,48 @@ static int ctcm_new_device(struct ccwgro
enum channel_types type;
struct ctcm_priv *priv;
struct net_device *dev;
+ struct ccw_device *cdev0;
+ struct ccw_device *cdev1;
int ret;
- CTCM_DBF_TEXT(SETUP, CTC_DBF_INFO, __FUNCTION__);
-
priv = dev_get_drvdata(&cgdev->dev);
if (!priv)
return -ENODEV;
- type = get_channel_type(&cgdev->cdev[0]->id);
+ cdev0 = cgdev->cdev[0];
+ cdev1 = cgdev->cdev[1];
+
+ type = get_channel_type(&cdev0->id);
- snprintf(read_id, CTCM_ID_SIZE, "ch-%s", cgdev->cdev[0]->dev.bus_id);
- snprintf(write_id, CTCM_ID_SIZE, "ch-%s", cgdev->cdev[1]->dev.bus_id);
+ snprintf(read_id, CTCM_ID_SIZE, "ch-%s", cdev0->dev.bus_id);
+ snprintf(write_id, CTCM_ID_SIZE, "ch-%s", cdev1->dev.bus_id);
- ret = add_channel(cgdev->cdev[0], type, priv);
+ ret = add_channel(cdev0, type, priv);
if (ret)
return ret;
- ret = add_channel(cgdev->cdev[1], type, priv);
+ ret = add_channel(cdev1, type, priv);
if (ret)
return ret;
- ret = ccw_device_set_online(cgdev->cdev[0]);
+ ret = ccw_device_set_online(cdev0);
if (ret != 0) {
- CTCM_DBF_TEXT(SETUP, CTC_DBF_WARN,
- "ccw_device_set_online (cdev[0]) failed ");
- ctcm_pr_warn("ccw_device_set_online (cdev[0]) failed "
- "with ret = %d\n", ret);
+ /* may be ok to fail now - can be done later */
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE,
+ "%s(%s) set_online rc=%d",
+ CTCM_FUNTAIL, read_id, ret);
}
- ret = ccw_device_set_online(cgdev->cdev[1]);
+ ret = ccw_device_set_online(cdev1);
if (ret != 0) {
- CTCM_DBF_TEXT(SETUP, CTC_DBF_WARN,
- "ccw_device_set_online (cdev[1]) failed ");
- ctcm_pr_warn("ccw_device_set_online (cdev[1]) failed "
- "with ret = %d\n", ret);
+ /* may be ok to fail now - can be done later */
+ CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE,
+ "%s(%s) set_online rc=%d",
+ CTCM_FUNTAIL, write_id, ret);
}
dev = ctcm_init_netdevice(priv);
-
- if (dev == NULL) {
- ctcm_pr_warn("ctcm_init_netdevice failed\n");
- goto out;
- }
+ if (dev == NULL)
+ goto out;
for (direction = READ; direction <= WRITE; direction++) {
priv->channel[direction] =
@@ -1590,8 +1555,7 @@ static int ctcm_new_device(struct ccwgro
if (priv->channel[direction] == NULL) {
if (direction == WRITE)
channel_free(priv->channel[READ]);
- ctcm_free_netdevice(dev);
- goto out;
+ goto out_dev;
}
priv->channel[direction]->netdev = dev;
priv->channel[direction]->protocol = priv->protocol;
@@ -1600,26 +1564,24 @@ static int ctcm_new_device(struct ccwgro
/* sysfs magic */
SET_NETDEV_DEV(dev, &cgdev->dev);
- if (ctcm_netdev_register(dev) != 0) {
- ctcm_free_netdevice(dev);
- goto out;
- }
+ if (register_netdev(dev))
+ goto out_dev;
if (ctcm_add_attributes(&cgdev->dev)) {
- ctcm_netdev_unregister(dev);
-/* dev->priv = NULL; why that ???? */
- ctcm_free_netdevice(dev);
- goto out;
+ unregister_netdev(dev);
+ goto out_dev;
}
strlcpy(priv->fsm->name, dev->name, sizeof(priv->fsm->name));
CTCM_DBF_TEXT_(SETUP, CTC_DBF_INFO,
- "setup(%s) ok : r/w = %s / %s, proto : %d",
- dev->name, priv->channel[READ]->id,
+ "setup(%s) OK : r/w = %s/%s, protocol : %d", dev->name,
+ priv->channel[READ]->id,
priv->channel[WRITE]->id, priv->protocol);
return 0;
+out_dev:
+ ctcm_free_netdevice(dev);
out:
ccw_device_set_offline(cgdev->cdev[1]);
ccw_device_set_offline(cgdev->cdev[0]);
@@ -1658,8 +1620,7 @@ static int ctcm_shutdown_device(struct c
channel_free(priv->channel[WRITE]);
if (dev) {
- ctcm_netdev_unregister(dev);
-/* dev->priv = NULL; why that ??? */
+ unregister_netdev(dev);
ctcm_free_netdevice(dev);
}
@@ -1682,13 +1643,16 @@ static int ctcm_shutdown_device(struct c
static void ctcm_remove_device(struct ccwgroup_device *cgdev)
{
- struct ctcm_priv *priv;
+ struct ctcm_priv *priv = dev_get_drvdata(&cgdev->dev);
- CTCM_DBF_TEXT(SETUP, CTC_DBF_ERROR, __FUNCTION__);
+ BUG_ON(priv == NULL);
+
+ CTCM_DBF_TEXT_(SETUP, CTC_DBF_INFO,
+ "removing device %s, r/w = %s/%s, proto : %d",
+ priv->channel[READ]->netdev->name,
+ priv->channel[READ]->id, priv->channel[WRITE]->id,
+ priv->protocol);
- priv = dev_get_drvdata(&cgdev->dev);
- if (!priv)
- return;
if (cgdev->state == CCWGROUP_ONLINE)
ctcm_shutdown_device(cgdev);
ctcm_remove_files(&cgdev->dev);
@@ -1748,8 +1712,6 @@ static int __init ctcm_init(void)
ret = ctcm_register_dbf_views();
if (ret) {
- ctcm_pr_crit("ctcm_init failed with ctcm_register_dbf_views "
- "rc = %d\n", ret);
return ret;
}
ret = register_cu3088_discipline(&ctcm_group_driver);
Index: linux-2.6-uschi/drivers/s390/net/ctcm_main.h
===================================================================
--- linux-2.6-uschi.orig/drivers/s390/net/ctcm_main.h
+++ linux-2.6-uschi/drivers/s390/net/ctcm_main.h
@@ -22,9 +22,9 @@
#define CTC_DRIVER_NAME "ctcm"
#define CTC_DEVICE_NAME "ctc"
-#define CTC_DEVICE_GENE "ctc%d"
#define MPC_DEVICE_NAME "mpc"
-#define MPC_DEVICE_GENE "mpc%d"
+#define CTC_DEVICE_GENE CTC_DEVICE_NAME "%d"
+#define MPC_DEVICE_GENE MPC_DEVICE_NAME "%d"
#define CHANNEL_FLAGS_READ 0
#define CHANNEL_FLAGS_WRITE 1
@@ -48,6 +48,30 @@
#define ctcm_pr_err(fmt, arg...) printk(KERN_ERR fmt, ##arg)
#define ctcm_pr_crit(fmt, arg...) printk(KERN_CRIT fmt, ##arg)
+#define CTCM_PR_DEBUG(fmt, arg...) \
+ do { \
+ if (do_debug) \
+ printk(KERN_DEBUG fmt, ##arg); \
+ } while (0)
+
+#define CTCM_PR_DBGDATA(fmt, arg...) \
+ do { \
+ if (do_debug_data) \
+ printk(KERN_DEBUG fmt, ##arg); \
+ } while (0)
+
+#define CTCM_D3_DUMP(buf, len) \
+ do { \
+ if (do_debug_data) \
+ ctcmpc_dumpit(buf, len); \
+ } while (0)
+
+#define CTCM_CCW_DUMP(buf, len) \
+ do { \
+ if (do_debug_ccw) \
+ ctcmpc_dumpit(buf, len); \
+ } while (0)
+
/*
* CCW commands, used in this driver.
*/
@@ -161,8 +185,9 @@ struct channel {
fsm_instance *fsm; /* finite state machine of this channel */
struct net_device *netdev; /* corresponding net_device */
struct ctcm_profile prof;
- unsigned char *trans_skb_data;
+ __u8 *trans_skb_data;
__u16 logflags;
+ __u8 sense_rc; /* last unit check sense code report control */
};
struct ctcm_priv {
Index: linux-2.6-uschi/drivers/s390/net/ctcm_mpc.c
===================================================================
--- linux-2.6-uschi.orig/drivers/s390/net/ctcm_mpc.c
+++ linux-2.6-uschi/drivers/s390/net/ctcm_mpc.c
@@ -149,7 +149,7 @@ void ctcmpc_dumpit(char *buf, int len)
for (ct = 0; ct < len; ct++, ptr++, rptr++) {
if (sw == 0) {
#if (UTS_MACHINE == s390x)
- sprintf(addr, "%16.16lx", (unsigned long)rptr);
+ sprintf(addr, "%16.16lx", (__u64)rptr);
#else
sprintf(addr, "%8.8X", (__u32)rptr);
#endif
@@ -164,7 +164,7 @@ void ctcmpc_dumpit(char *buf, int len)
strcat(bhex, " ");
#if (UTS_MACHINE == s390x)
- sprintf(tbuf, "%2.2lX", (unsigned long)*ptr);
+ sprintf(tbuf, "%2.2lX", (__u64)*ptr);
#else
sprintf(tbuf, "%2.2X", (__u32)*ptr);
#endif
@@ -179,24 +179,24 @@ void ctcmpc_dumpit(char *buf, int len)
basc[sw+1] = '\0';
sw++;
rm--;
- if (sw == 16) {
- if ((strcmp(duphex, bhex)) != 0) {
- if (dup != 0) {
- sprintf(tdup, "Duplicate as above "
- "to %s", addr);
- printk(KERN_INFO " "
- " --- %s ---\n", tdup);
- }
- printk(KERN_INFO " %s (+%s) : %s [%s]\n",
+ if (sw != 16)
+ continue;
+ if ((strcmp(duphex, bhex)) != 0) {
+ if (dup != 0) {
+ sprintf(tdup,
+ "Duplicate as above to %s", addr);
+ ctcm_pr_debug(" --- %s ---\n",
+ tdup);
+ }
+ ctcm_pr_debug(" %s (+%s) : %s [%s]\n",
addr, boff, bhex, basc);
- dup = 0;
- strcpy(duphex, bhex);
- } else
- dup++;
+ dup = 0;
+ strcpy(duphex, bhex);
+ } else
+ dup++;
- sw = 0;
- rm = 16;
- }
+ sw = 0;
+ rm = 16;
} /* endfor */
if (sw != 0) {
@@ -210,19 +210,17 @@ void ctcmpc_dumpit(char *buf, int len)
}
if (dup != 0) {
sprintf(tdup, "Duplicate as above to %s", addr);
- printk(KERN_INFO " "
- " --- %s ---\n", tdup);
+ ctcm_pr_debug(" --- %s ---\n", tdup);
}
- printk(KERN_INFO " %s (+%s) : %s [%s]\n",
- addr, boff, bhex, basc);
+ ctcm_pr_debug(" %s (+%s) : %s [%s]\n",
+ addr, boff, bhex, basc);
} else {
if (dup >= 1) {
sprintf(tdup, "Duplicate as above to %s", addr);
- printk(KERN_INFO " "
- " --- %s ---\n", tdup);
+ ctcm_pr_debug(" --- %s ---\n", tdup);
}
if (dup != 0) {
- printk(KERN_INFO " %s (+%s) : %s [%s]\n",
+ ctcm_pr_debug(" %s (+%s) : %s [%s]\n",
addr, boff, bhex, basc);
}
}
@@ -241,7 +239,7 @@ void ctcmpc_dumpit(char *buf, int len)
*/
void ctcmpc_dump_skb(struct sk_buff *skb, int offset)
{
- unsigned char *p = skb->data;
+ __u8 *p = skb->data;
struct th_header *header;
struct pdu *pheader;
int bl = skb->len;
@@ -253,8 +251,8 @@ void ctcmpc_dump_skb(struct sk_buff *skb
p += offset;
header = (struct th_header *)p;
- printk(KERN_INFO "dump:\n");
- printk(KERN_INFO "skb len=%d \n", skb->len);
+ ctcm_pr_debug("dump:\n");
+ ctcm_pr_debug("skb len=%d \n", skb->len);
if (skb->len > 2) {
switch (header->th_ch_flag) {
case TH_HAS_PDU:
@@ -273,32 +271,64 @@ void ctcmpc_dump_skb(struct sk_buff *skb
}
pheader = (struct pdu *)p;
- printk(KERN_INFO "pdu->offset: %d hex: %04x\n",
- pheader->pdu_offset, pheader->pdu_offset);
- printk(KERN_INFO "pdu->flag : %02x\n", pheader->pdu_flag);
- printk(KERN_INFO "pdu->proto : %02x\n", pheader->pdu_proto);
- printk(KERN_INFO "pdu->seq : %02x\n", pheader->pdu_seq);
+ ctcm_pr_debug("pdu->offset: %d hex: %04x\n",
+ pheader->pdu_offset, pheader->pdu_offset);
+ ctcm_pr_debug("pdu->flag : %02x\n", pheader->pdu_flag);
+ ctcm_pr_debug("pdu->proto : %02x\n", pheader->pdu_proto);
+ ctcm_pr_debug("pdu->seq : %02x\n", pheader->pdu_seq);
goto dumpdata;
dumpth:
- printk(KERN_INFO "th->seg : %02x\n", header->th_seg);
- printk(KERN_INFO "th->ch : %02x\n", header->th_ch_flag);
- printk(KERN_INFO "th->blk_flag: %02x\n", header->th_blk_flag);
- printk(KERN_INFO "th->type : %s\n",
- (header->th_is_xid) ? "DATA" : "XID");
- printk(KERN_INFO "th->seqnum : %04x\n", header->th_seq_num);
+ ctcm_pr_debug("th->seg : %02x\n", header->th_seg);
+ ctcm_pr_debug("th->ch : %02x\n", header->th_ch_flag);
+ ctcm_pr_debug("th->blk_flag: %02x\n", header->th_blk_flag);
+ ctcm_pr_debug("th->type : %s\n",
+ (header->th_is_xid) ? "DATA" : "XID");
+ ctcm_pr_debug("th->seqnum : %04x\n", header->th_seq_num);
}
dumpdata:
if (bl > 32)
bl = 32;
- printk(KERN_INFO "data: ");
+ ctcm_pr_debug("data: ");
for (i = 0; i < bl; i++)
- printk(KERN_INFO "%02x%s", *p++, (i % 16) ? " " : "\n<7>");
- printk(KERN_INFO "\n");
+ ctcm_pr_debug("%02x%s", *p++, (i % 16) ? " " : "\n");
+ ctcm_pr_debug("\n");
}
#endif
+static struct net_device *ctcmpc_get_dev(int port_num)
+{
+ char device[20];
+ struct net_device *dev;
+ struct ctcm_priv *priv;
+
+ sprintf(device, "%s%i", MPC_DEVICE_NAME, port_num);
+
+ dev = __dev_get_by_name(&init_net, device);
+
+ if (dev == NULL) {
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s: Device not found by name: %s",
+ CTCM_FUNTAIL, device);
+ return NULL;
+ }
+ priv = dev->priv;
+ if (priv == NULL) {
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): dev->priv is NULL",
+ CTCM_FUNTAIL, device);
+ return NULL;
+ }
+ if (priv->mpcg == NULL) {
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): priv->mpcg is NULL",
+ CTCM_FUNTAIL, device);
+ return NULL;
+ }
+ return dev;
+}
+
/*
* ctc_mpc_alloc_channel
* (exported interface)
@@ -308,34 +338,23 @@ dumpdata:
*/
int ctc_mpc_alloc_channel(int port_num, void (*callback)(int, int))
{
- char device[20];
struct net_device *dev;
struct mpc_group *grp;
struct ctcm_priv *priv;
- ctcm_pr_debug("ctcmpc enter: %s()\n", __FUNCTION__);
-
- sprintf(device, "%s%i", MPC_DEVICE_NAME, port_num);
- dev = __dev_get_by_name(&init_net, device);
-
- if (dev == NULL) {
- printk(KERN_INFO "ctc_mpc_alloc_channel %s dev=NULL\n", device);
+ dev = ctcmpc_get_dev(port_num);
+ if (dev == NULL)
return 1;
- }
-
priv = dev->priv;
grp = priv->mpcg;
- if (!grp)
- return 1;
grp->allochanfunc = callback;
grp->port_num = port_num;
grp->port_persist = 1;
- ctcm_pr_debug("ctcmpc: %s called for device %s state=%s\n",
- __FUNCTION__,
- dev->name,
- fsm_getstate_str(grp->fsm));
+ CTCM_DBF_TEXT_(MPC_SETUP, CTC_DBF_INFO,
+ "%s(%s): state=%s",
+ CTCM_FUNTAIL, dev->name, fsm_getstate_str(grp->fsm));
switch (fsm_getstate(grp->fsm)) {
case MPCG_STATE_INOP:
@@ -377,12 +396,8 @@ int ctc_mpc_alloc_channel(int port_num,
grp->allocchan_callback_retries = 0;
}
break;
- default:
- return 0;
-
}
- ctcm_pr_debug("ctcmpc exit: %s()\n", __FUNCTION__);
return 0;
}
EXPORT_SYMBOL(ctc_mpc_alloc_channel);
@@ -394,31 +409,22 @@ EXPORT_SYMBOL(ctc_mpc_alloc_channel);
void ctc_mpc_establish_connectivity(int port_num,
void (*callback)(int, int, int))
{
- char device[20];
struct net_device *dev;
struct mpc_group *grp;
struct ctcm_priv *priv;
struct channel *rch, *wch;
- ctcm_pr_debug("ctcmpc enter: %s()\n", __FUNCTION__);
-
- sprintf(device, "%s%i", MPC_DEVICE_NAME, port_num);
- dev = __dev_get_by_name(&init_net, device);
-
- if (dev == NULL) {
- printk(KERN_INFO "ctc_mpc_establish_connectivity "
- "%s dev=NULL\n", device);
+ dev = ctcmpc_get_dev(port_num);
+ if (dev == NULL)
return;
- }
priv = dev->priv;
+ grp = priv->mpcg;
rch = priv->channel[READ];
wch = priv->channel[WRITE];
- grp = priv->mpcg;
-
- ctcm_pr_debug("ctcmpc: %s() called for device %s state=%s\n",
- __FUNCTION__, dev->name,
- fsm_getstate_str(grp->fsm));
+ CTCM_DBF_TEXT_(MPC_SETUP, CTC_DBF_INFO,
+ "%s(%s): state=%s",
+ CTCM_FUNTAIL, dev->name, fsm_getstate_str(grp->fsm));
grp->estconnfunc = callback;
grp->port_num = port_num;
@@ -446,8 +452,10 @@ void ctc_mpc_establish_connectivity(int
case MPCG_STATE_RESET:
/* MPC Group is not ready to start XID - min num of */
/* 1 read and 1 write channel have not been acquired*/
- printk(KERN_WARNING "ctcmpc: %s() REJECTED ACTIVE XID Req"
- "uest - Channel Pair is not Active\n", __FUNCTION__);
+
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): REJECTED - inactive channels",
+ CTCM_FUNTAIL, dev->name);
if (grp->estconnfunc) {
grp->estconnfunc(grp->port_num, -1, 0);
grp->estconnfunc = NULL;
@@ -457,11 +465,12 @@ void ctc_mpc_establish_connectivity(int
/* alloc channel was called but no XID exchange */
/* has occurred. initiate xside XID exchange */
/* make sure yside XID0 processing has not started */
+
if ((fsm_getstate(rch->fsm) > CH_XID0_PENDING) ||
(fsm_getstate(wch->fsm) > CH_XID0_PENDING)) {
- printk(KERN_WARNING "mpc: %s() ABORT ACTIVE XID"
- " Request- PASSIVE XID in process\n"
- , __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): ABORT - PASSIVE XID",
+ CTCM_FUNTAIL, dev->name);
break;
}
grp->send_qllc_disc = 1;
@@ -476,9 +485,9 @@ void ctc_mpc_establish_connectivity(int
(fsm_getstate(rch->fsm) == CH_XID0_PENDING))
fsm_event(grp->fsm, MPCG_EVENT_XID0DO, rch);
else {
- printk(KERN_WARNING "mpc: %s() Unable to start"
- " ACTIVE XID0 on read channel\n",
- __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): RX-%s not ready for ACTIVE XID0",
+ CTCM_FUNTAIL, dev->name, rch->id);
if (grp->estconnfunc) {
grp->estconnfunc(grp->port_num, -1, 0);
grp->estconnfunc = NULL;
@@ -490,9 +499,9 @@ void ctc_mpc_establish_connectivity(int
(fsm_getstate(wch->fsm) == CH_XID0_PENDING))
fsm_event(grp->fsm, MPCG_EVENT_XID0DO, wch);
else {
- printk(KERN_WARNING "mpc: %s() Unable to start"
- " ACTIVE XID0 on write channel\n",
- __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): WX-%s not ready for ACTIVE XID0",
+ CTCM_FUNTAIL, dev->name, wch->id);
if (grp->estconnfunc) {
grp->estconnfunc(grp->port_num, -1, 0);
grp->estconnfunc = NULL;
@@ -508,7 +517,7 @@ void ctc_mpc_establish_connectivity(int
}
done:
- ctcm_pr_debug("ctcmpc exit: %s()\n", __FUNCTION__);
+ CTCM_PR_DEBUG("Exit %s()\n", __func__);
return;
}
EXPORT_SYMBOL(ctc_mpc_establish_connectivity);
@@ -520,40 +529,22 @@ EXPORT_SYMBOL(ctc_mpc_establish_connecti
void ctc_mpc_dealloc_ch(int port_num)
{
struct net_device *dev;
- char device[20];
struct ctcm_priv *priv;
struct mpc_group *grp;
- ctcm_pr_debug("ctcmpc enter: %s()\n", __FUNCTION__);
- sprintf(device, "%s%i", MPC_DEVICE_NAME, port_num);
- dev = __dev_get_by_name(&init_net, device);
-
- if (dev == NULL) {
- printk(KERN_INFO "%s() %s dev=NULL\n", __FUNCTION__, device);
- goto done;
- }
+ dev = ctcmpc_get_dev(port_num);
+ if (dev == NULL)
+ return;
+ priv = dev->priv;
+ grp = priv->mpcg;
- ctcm_pr_debug("ctcmpc:%s %s() called for device %s refcount=%d\n",
- dev->name, __FUNCTION__,
- dev->name, atomic_read(&dev->refcnt));
+ CTCM_DBF_TEXT_(MPC_SETUP, CTC_DBF_DEBUG,
+ "%s: %s: refcount = %d\n",
+ CTCM_FUNTAIL, dev->name, atomic_read(&dev->refcnt));
- priv = dev->priv;
- if (priv == NULL) {
- printk(KERN_INFO "%s() %s priv=NULL\n",
- __FUNCTION__, device);
- goto done;
- }
fsm_deltimer(&priv->restart_timer);
-
- grp = priv->mpcg;
- if (grp == NULL) {
- printk(KERN_INFO "%s() %s dev=NULL\n", __FUNCTION__, device);
- goto done;
- }
grp->channels_terminating = 0;
-
fsm_deltimer(&grp->timer);
-
grp->allochanfunc = NULL;
grp->estconnfunc = NULL;
grp->port_persist = 0;
@@ -561,8 +552,6 @@ void ctc_mpc_dealloc_ch(int port_num)
fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
ctcm_close(dev);
-done:
- ctcm_pr_debug("ctcmpc exit: %s()\n", __FUNCTION__);
return;
}
EXPORT_SYMBOL(ctc_mpc_dealloc_ch);
@@ -573,32 +562,22 @@ EXPORT_SYMBOL(ctc_mpc_dealloc_ch);
*/
void ctc_mpc_flow_control(int port_num, int flowc)
{
- char device[20];
struct ctcm_priv *priv;
struct mpc_group *grp;
struct net_device *dev;
struct channel *rch;
int mpcg_state;
- ctcm_pr_debug("ctcmpc enter: %s() %i\n", __FUNCTION__, flowc);
-
- sprintf(device, "%s%i", MPC_DEVICE_NAME, port_num);
- dev = __dev_get_by_name(&init_net, device);
-
- if (dev == NULL) {
- printk(KERN_INFO "ctc_mpc_flow_control %s dev=NULL\n", device);
+ dev = ctcmpc_get_dev(port_num);
+ if (dev == NULL)
return;
- }
+ priv = dev->priv;
+ grp = priv->mpcg;
- ctcm_pr_debug("ctcmpc: %s %s called \n", dev->name, __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_DEBUG,
+ "%s: %s: flowc = %d",
+ CTCM_FUNTAIL, dev->name, flowc);
- priv = dev->priv;
- if (priv == NULL) {
- printk(KERN_INFO "ctcmpc:%s() %s priv=NULL\n",
- __FUNCTION__, device);
- return;
- }
- grp = priv->mpcg;
rch = priv->channel[READ];
mpcg_state = fsm_getstate(grp->fsm);
@@ -629,7 +608,6 @@ void ctc_mpc_flow_control(int port_num,
break;
}
- ctcm_pr_debug("ctcmpc exit: %s() %i\n", __FUNCTION__, flowc);
}
EXPORT_SYMBOL(ctc_mpc_flow_control);
@@ -646,12 +624,8 @@ static void mpc_rcvd_sweep_resp(struct m
struct mpc_group *grp = priv->mpcg;
struct channel *ch = priv->channel[WRITE];
- if (do_debug)
- ctcm_pr_debug("ctcmpc enter: %s(): ch=0x%p id=%s\n",
- __FUNCTION__, ch, ch->id);
-
- if (do_debug_data)
- ctcmpc_dumpit((char *)mpcginfo->sweep, TH_SWEEP_LENGTH);
+ CTCM_PR_DEBUG("%s: ch=0x%p id=%s\n", __func__, ch, ch->id);
+ CTCM_D3_DUMP((char *)mpcginfo->sweep, TH_SWEEP_LENGTH);
grp->sweep_rsp_pend_num--;
@@ -684,14 +658,13 @@ static void ctcmpc_send_sweep_resp(struc
struct sk_buff *sweep_skb;
struct channel *ch = priv->channel[WRITE];
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit : %s(): ch=0x%p id=%s\n",
- __FUNCTION__, rch, rch->id);
+ CTCM_PR_DEBUG("%s: ch=0x%p id=%s\n", __func__, rch, rch->id);
- sweep_skb = __dev_alloc_skb(MPC_BUFSIZE_DEFAULT,
- GFP_ATOMIC|GFP_DMA);
+ sweep_skb = __dev_alloc_skb(MPC_BUFSIZE_DEFAULT, GFP_ATOMIC | GFP_DMA);
if (sweep_skb == NULL) {
- printk(KERN_INFO "Couldn't alloc sweep_skb\n");
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): sweep_skb allocation ERROR\n",
+ CTCM_FUNTAIL, rch->id);
rc = -ENOMEM;
goto done;
}
@@ -746,7 +719,7 @@ static void mpc_rcvd_sweep_req(struct mp
if (do_debug)
CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_DEBUG,
- " %s(): ch=0x%p id=%s\n", __FUNCTION__, ch, ch->id);
+ " %s(): ch=0x%p id=%s\n", __func__, ch, ch->id);
if (grp->in_sweep == 0) {
grp->in_sweep = 1;
@@ -755,8 +728,7 @@ static void mpc_rcvd_sweep_req(struct mp
grp->sweep_rsp_pend_num = grp->active_channels[READ];
}
- if (do_debug_data)
- ctcmpc_dumpit((char *)mpcginfo->sweep, TH_SWEEP_LENGTH);
+ CTCM_D3_DUMP((char *)mpcginfo->sweep, TH_SWEEP_LENGTH);
grp->sweep_req_pend_num--;
ctcmpc_send_sweep_resp(ch);
@@ -875,25 +847,13 @@ static int mpcg_fsm_len = ARRAY_SIZE(mpc
static void mpc_action_go_ready(fsm_instance *fsm, int event, void *arg)
{
struct net_device *dev = arg;
- struct ctcm_priv *priv = NULL;
- struct mpc_group *grp = NULL;
-
- if (dev == NULL) {
- printk(KERN_INFO "%s() dev=NULL\n", __FUNCTION__);
- return;
- }
-
- ctcm_pr_debug("ctcmpc enter: %s %s()\n", dev->name, __FUNCTION__);
-
- priv = dev->priv;
- if (priv == NULL) {
- printk(KERN_INFO "%s() priv=NULL\n", __FUNCTION__);
- return;
- }
+ struct ctcm_priv *priv = dev->priv;
+ struct mpc_group *grp = priv->mpcg;
- grp = priv->mpcg;
if (grp == NULL) {
- printk(KERN_INFO "%s() grp=NULL\n", __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): No MPC group",
+ CTCM_FUNTAIL, dev->name);
return;
}
@@ -907,7 +867,12 @@ static void mpc_action_go_ready(fsm_inst
grp->estconnfunc = NULL;
} else if (grp->allochanfunc)
grp->send_qllc_disc = 1;
- goto done;
+
+ fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): fails",
+ CTCM_FUNTAIL, dev->name);
+ return;
}
grp->port_persist = 1;
@@ -916,14 +881,7 @@ static void mpc_action_go_ready(fsm_inst
tasklet_hi_schedule(&grp->mpc_tasklet2);
- ctcm_pr_debug("ctcmpc exit: %s %s()\n", dev->name, __FUNCTION__);
return;
-
-done:
- fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
-
-
- ctcm_pr_info("ctcmpc: %s()failure occurred\n", __FUNCTION__);
}
/*
@@ -933,42 +891,28 @@ done:
void mpc_group_ready(unsigned long adev)
{
struct net_device *dev = (struct net_device *)adev;
- struct ctcm_priv *priv = NULL;
- struct mpc_group *grp = NULL;
+ struct ctcm_priv *priv = dev->priv;
+ struct mpc_group *grp = priv->mpcg;
struct channel *ch = NULL;
-
- ctcm_pr_debug("ctcmpc enter: %s()\n", __FUNCTION__);
-
- if (dev == NULL) {
- printk(KERN_INFO "%s() dev=NULL\n", __FUNCTION__);
- return;
- }
-
- priv = dev->priv;
- if (priv == NULL) {
- printk(KERN_INFO "%s() priv=NULL\n", __FUNCTION__);
- return;
- }
-
- grp = priv->mpcg;
if (grp == NULL) {
- printk(KERN_INFO "ctcmpc:%s() grp=NULL\n", __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): No MPC group",
+ CTCM_FUNTAIL, dev->name);
return;
}
- printk(KERN_NOTICE "ctcmpc: %s GROUP TRANSITIONED TO READY"
- " maxbuf:%d\n",
- dev->name, grp->group_max_buflen);
+ CTCM_DBF_TEXT_(MPC_SETUP, CTC_DBF_NOTICE,
+ "%s: %s: GROUP TRANSITIONED TO READY, maxbuf = %d\n",
+ CTCM_FUNTAIL, dev->name, grp->group_max_buflen);
fsm_newstate(grp->fsm, MPCG_STATE_READY);
/* Put up a read on the channel */
ch = priv->channel[READ];
ch->pdu_seq = 0;
- if (do_debug_data)
- ctcm_pr_debug("ctcmpc: %s() ToDCM_pdu_seq= %08x\n" ,
- __FUNCTION__, ch->pdu_seq);
+ CTCM_PR_DBGDATA("ctcmpc: %s() ToDCM_pdu_seq= %08x\n" ,
+ __func__, ch->pdu_seq);
ctcmpc_chx_rxidle(ch->fsm, CTC_EVENT_START, ch);
/* Put the write channel in idle state */
@@ -980,22 +924,18 @@ void mpc_group_ready(unsigned long adev)
spin_unlock(&ch->collect_lock);
}
ctcm_chx_txidle(ch->fsm, CTC_EVENT_START, ch);
-
ctcm_clear_busy(dev);
if (grp->estconnfunc) {
grp->estconnfunc(grp->port_num, 0,
grp->group_max_buflen);
grp->estconnfunc = NULL;
- } else
- if (grp->allochanfunc)
- grp->allochanfunc(grp->port_num,
- grp->group_max_buflen);
+ } else if (grp->allochanfunc)
+ grp->allochanfunc(grp->port_num, grp->group_max_buflen);
grp->send_qllc_disc = 1;
grp->changed_side = 0;
- ctcm_pr_debug("ctcmpc exit: %s()\n", __FUNCTION__);
return;
}
@@ -1004,51 +944,26 @@ void mpc_group_ready(unsigned long adev)
* Increment the MPC Group Active Channel Counts
* helper of dev_action (called from channel fsm)
*/
-int mpc_channel_action(struct channel *ch, int direction, int action)
+void mpc_channel_action(struct channel *ch, int direction, int action)
{
- struct net_device *dev = ch->netdev;
- struct ctcm_priv *priv;
- struct mpc_group *grp = NULL;
- int rc = 0;
-
- if (do_debug)
- ctcm_pr_debug("ctcmpc enter: %s(): ch=0x%p id=%s\n",
- __FUNCTION__, ch, ch->id);
-
- if (dev == NULL) {
- printk(KERN_INFO "ctcmpc_channel_action %i dev=NULL\n",
- action);
- rc = 1;
- goto done;
- }
-
- priv = dev->priv;
- if (priv == NULL) {
- printk(KERN_INFO
- "ctcmpc_channel_action%i priv=NULL, dev=%s\n",
- action, dev->name);
- rc = 2;
- goto done;
- }
-
- grp = priv->mpcg;
+ struct net_device *dev = ch->netdev;
+ struct ctcm_priv *priv = dev->priv;
+ struct mpc_group *grp = priv->mpcg;
if (grp == NULL) {
- printk(KERN_INFO "ctcmpc: %s()%i mpcgroup=NULL, dev=%s\n",
- __FUNCTION__, action, dev->name);
- rc = 3;
- goto done;
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): No MPC group",
+ CTCM_FUNTAIL, dev->name);
+ return;
}
- ctcm_pr_info(
- "ctcmpc: %s() %i(): Grp:%s total_channel_paths=%i "
- "active_channels read=%i, write=%i\n",
- __FUNCTION__,
- action,
- fsm_getstate_str(grp->fsm),
- grp->num_channel_paths,
- grp->active_channels[READ],
- grp->active_channels[WRITE]);
+ CTCM_PR_DEBUG("enter %s: ch=0x%p id=%s\n", __func__, ch, ch->id);
+
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_NOTICE,
+ "%s: %i / Grp:%s total_channels=%i, active_channels: "
+ "read=%i, write=%i\n", __func__, action,
+ fsm_getstate_str(grp->fsm), grp->num_channel_paths,
+ grp->active_channels[READ], grp->active_channels[WRITE]);
if ((action == MPC_CHANNEL_ADD) && (ch->in_mpcgroup == 0)) {
grp->num_channel_paths++;
@@ -1062,10 +977,11 @@ int mpc_channel_action(struct channel *c
ch->xid_skb = __dev_alloc_skb(MPC_BUFSIZE_DEFAULT,
GFP_ATOMIC | GFP_DMA);
if (ch->xid_skb == NULL) {
- printk(KERN_INFO "ctcmpc: %s()"
- "Couldn't alloc ch xid_skb\n", __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): Couldn't alloc ch xid_skb\n",
+ CTCM_FUNTAIL, dev->name);
fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
- return 1;
+ return;
}
ch->xid_skb_data = ch->xid_skb->data;
ch->xid_th = (struct th_header *)ch->xid_skb->data;
@@ -1097,8 +1013,9 @@ int mpc_channel_action(struct channel *c
(grp->active_channels[WRITE] > 0) &&
(fsm_getstate(grp->fsm) < MPCG_STATE_XID2INITW)) {
fsm_newstate(grp->fsm, MPCG_STATE_XID2INITW);
- printk(KERN_NOTICE "ctcmpc: %s MPC GROUP "
- "CHANNELS ACTIVE\n", dev->name);
+ CTCM_DBF_TEXT_(MPC_SETUP, CTC_DBF_NOTICE,
+ "%s: %s: MPC GROUP CHANNELS ACTIVE\n",
+ __func__, dev->name);
}
} else if ((action == MPC_CHANNEL_REMOVE) &&
(ch->in_mpcgroup == 1)) {
@@ -1119,25 +1036,14 @@ int mpc_channel_action(struct channel *c
(grp->active_channels[READ] > 0)))
fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
}
-
done:
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_DEBUG,
+ "exit %s: %i / Grp:%s total_channels=%i, active_channels: "
+ "read=%i, write=%i\n", __func__, action,
+ fsm_getstate_str(grp->fsm), grp->num_channel_paths,
+ grp->active_channels[READ], grp->active_channels[WRITE]);
- if (do_debug) {
- ctcm_pr_debug(
- "ctcmpc: %s() %i Grp:%s ttl_chan_paths=%i "
- "active_chans read=%i, write=%i\n",
- __FUNCTION__,
- action,
- fsm_getstate_str(grp->fsm),
- grp->num_channel_paths,
- grp->active_channels[READ],
- grp->active_channels[WRITE]);
-
- ctcm_pr_debug("ctcmpc exit : %s(): ch=0x%p id=%s\n",
- __FUNCTION__, ch, ch->id);
- }
- return rc;
-
+ CTCM_PR_DEBUG("exit %s: ch=0x%p id=%s\n", __func__, ch, ch->id);
}
/**
@@ -1163,9 +1069,8 @@ static void ctcmpc_unpack_skb(struct cha
int skblen;
int sendrc = 0;
- if (do_debug)
- ctcm_pr_debug("ctcmpc enter: %s() %s cp:%i ch:%s\n",
- __FUNCTION__, dev->name, smp_processor_id(), ch->id);
+ CTCM_PR_DEBUG("ctcmpc enter: %s() %s cp:%i ch:%s\n",
+ __func__, dev->name, smp_processor_id(), ch->id);
header = (struct th_header *)pskb->data;
if ((header->th_seg == 0) &&
@@ -1174,21 +1079,16 @@ static void ctcmpc_unpack_skb(struct cha
(header->th_seq_num == 0))
/* nothing for us */ goto done;
- if (do_debug_data) {
- ctcm_pr_debug("ctcmpc: %s() th_header\n", __FUNCTION__);
- ctcmpc_dumpit((char *)header, TH_HEADER_LENGTH);
- ctcm_pr_debug("ctcmpc: %s() pskb len: %04x \n",
- __FUNCTION__, pskb->len);
- }
+ CTCM_PR_DBGDATA("%s: th_header\n", __func__);
+ CTCM_D3_DUMP((char *)header, TH_HEADER_LENGTH);
+ CTCM_PR_DBGDATA("%s: pskb len: %04x \n", __func__, pskb->len);
pskb->dev = dev;
pskb->ip_summed = CHECKSUM_UNNECESSARY;
skb_pull(pskb, TH_HEADER_LENGTH);
if (likely(header->th_ch_flag == TH_HAS_PDU)) {
- if (do_debug_data)
- ctcm_pr_debug("ctcmpc: %s() came into th_has_pdu\n",
- __FUNCTION__);
+ CTCM_PR_DBGDATA("%s: came into th_has_pdu\n", __func__);
if ((fsm_getstate(grp->fsm) == MPCG_STATE_FLOWC) ||
((fsm_getstate(grp->fsm) == MPCG_STATE_READY) &&
(header->th_seq_num != ch->th_seq_num + 1) &&
@@ -1202,33 +1102,29 @@ static void ctcmpc_unpack_skb(struct cha
grp->out_of_sequence += 1;
__skb_push(pskb, TH_HEADER_LENGTH);
skb_queue_tail(&ch->io_queue, pskb);
- if (do_debug_data)
- ctcm_pr_debug("ctcmpc: %s() th_seq_num "
- "expect:%08x got:%08x\n", __FUNCTION__,
- ch->th_seq_num + 1, header->th_seq_num);
+ CTCM_PR_DBGDATA("%s: th_seq_num expect:%08x "
+ "got:%08x\n", __func__,
+ ch->th_seq_num + 1, header->th_seq_num);
return;
}
grp->out_of_sequence = 0;
ch->th_seq_num = header->th_seq_num;
- if (do_debug_data)
- ctcm_pr_debug("ctcmpc: %s() FromVTAM_th_seq=%08x\n",
- __FUNCTION__, ch->th_seq_num);
+ CTCM_PR_DBGDATA("ctcmpc: %s() FromVTAM_th_seq=%08x\n",
+ __func__, ch->th_seq_num);
if (unlikely(fsm_getstate(grp->fsm) != MPCG_STATE_READY))
goto done;
pdu_last_seen = 0;
while ((pskb->len > 0) && !pdu_last_seen) {
curr_pdu = (struct pdu *)pskb->data;
- if (do_debug_data) {
- ctcm_pr_debug("ctcm: %s() pdu_header\n",
- __FUNCTION__);
- ctcmpc_dumpit((char *)pskb->data,
- PDU_HEADER_LENGTH);
- ctcm_pr_debug("ctcm: %s() pskb len: %04x \n",
- __FUNCTION__, pskb->len);
- }
+
+ CTCM_PR_DBGDATA("%s: pdu_header\n", __func__);
+ CTCM_D3_DUMP((char *)pskb->data, PDU_HEADER_LENGTH);
+ CTCM_PR_DBGDATA("%s: pskb len: %04x \n",
+ __func__, pskb->len);
+
skb_pull(pskb, PDU_HEADER_LENGTH);
if (curr_pdu->pdu_flag & PDU_LAST)
@@ -1239,46 +1135,39 @@ static void ctcmpc_unpack_skb(struct cha
pskb->protocol = htons(ETH_P_SNA_DIX);
if ((pskb->len <= 0) || (pskb->len > ch->max_bufsize)) {
- printk(KERN_INFO
- "%s Illegal packet size %d "
- "received "
- "dropping\n", dev->name,
- pskb->len);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): Dropping packet with "
+ "illegal siize %d",
+ CTCM_FUNTAIL, dev->name, pskb->len);
+
priv->stats.rx_dropped++;
priv->stats.rx_length_errors++;
goto done;
}
skb_reset_mac_header(pskb);
new_len = curr_pdu->pdu_offset;
- if (do_debug_data)
- ctcm_pr_debug("ctcmpc: %s() new_len: %04x \n",
- __FUNCTION__, new_len);
+ CTCM_PR_DBGDATA("%s: new_len: %04x \n",
+ __func__, new_len);
if ((new_len == 0) || (new_len > pskb->len)) {
/* should never happen */
/* pskb len must be hosed...bail out */
- printk(KERN_INFO
- "ctcmpc: %s(): invalid pdu"
- " offset of %04x - data may be"
- "lost\n", __FUNCTION__, new_len);
- goto done;
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): non valid pdu_offset: %04x",
+ /* "data may be lost", */
+ CTCM_FUNTAIL, dev->name, new_len);
+ goto done;
}
skb = __dev_alloc_skb(new_len+4, GFP_ATOMIC);
if (!skb) {
- printk(KERN_INFO
- "ctcm: %s Out of memory in "
- "%s()- request-len:%04x \n",
- dev->name,
- __FUNCTION__,
- new_len+4);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): MEMORY allocation error",
+ CTCM_FUNTAIL, dev->name);
priv->stats.rx_dropped++;
- fsm_event(grp->fsm,
- MPCG_EVENT_INOP, dev);
+ fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
goto done;
}
-
- memcpy(skb_put(skb, new_len),
- pskb->data, new_len);
+ memcpy(skb_put(skb, new_len), pskb->data, new_len);
skb_reset_mac_header(skb);
skb->dev = pskb->dev;
@@ -1287,17 +1176,14 @@ static void ctcmpc_unpack_skb(struct cha
*((__u32 *) skb_push(skb, 4)) = ch->pdu_seq;
ch->pdu_seq++;
- if (do_debug_data)
- ctcm_pr_debug("%s: ToDCM_pdu_seq= %08x\n",
- __FUNCTION__, ch->pdu_seq);
-
- ctcm_pr_debug("ctcm: %s() skb:%0lx "
- "skb len: %d \n", __FUNCTION__,
- (unsigned long)skb, skb->len);
if (do_debug_data) {
- ctcm_pr_debug("ctcmpc: %s() up to 32 bytes"
- " of pdu_data sent\n",
- __FUNCTION__);
+ ctcm_pr_debug("%s: ToDCM_pdu_seq= %08x\n",
+ __func__, ch->pdu_seq);
+ ctcm_pr_debug("%s: skb:%0lx "
+ "skb len: %d \n", __func__,
+ (unsigned long)skb, skb->len);
+ ctcm_pr_debug("%s: up to 32 bytes "
+ "of pdu_data sent\n", __func__);
ctcmpc_dump32((char *)skb->data, skb->len);
}
@@ -1316,8 +1202,8 @@ static void ctcmpc_unpack_skb(struct cha
mpcginfo->ch = ch;
mpcginfo->th = header;
mpcginfo->skb = pskb;
- ctcm_pr_debug("ctcmpc: %s() Not PDU - may be control pkt\n",
- __FUNCTION__);
+ CTCM_PR_DEBUG("%s: Not PDU - may be control pkt\n",
+ __func__);
/* it's a sweep? */
sweep = (struct th_sweep *)pskb->data;
mpcginfo->sweep = sweep;
@@ -1333,8 +1219,9 @@ static void ctcmpc_unpack_skb(struct cha
} else if (header->th_blk_flag == TH_DISCONTACT)
fsm_event(grp->fsm, MPCG_EVENT_DISCONC, mpcginfo);
else if (header->th_seq_num != 0) {
- printk(KERN_INFO "%s unexpected packet"
- " expected control pkt\n", dev->name);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): control pkt expected\n",
+ CTCM_FUNTAIL, dev->name);
priv->stats.rx_dropped++;
/* mpcginfo only used for non-data transfers */
kfree(mpcginfo);
@@ -1347,13 +1234,12 @@ done:
dev_kfree_skb_any(pskb);
if (sendrc == NET_RX_DROP) {
printk(KERN_WARNING "%s %s() NETWORK BACKLOG EXCEEDED"
- " - PACKET DROPPED\n", dev->name, __FUNCTION__);
+ " - PACKET DROPPED\n", dev->name, __func__);
fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
}
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit : %s %s(): ch=0x%p id=%s\n",
- dev->name, __FUNCTION__, ch, ch->id);
+ CTCM_PR_DEBUG("exit %s: %s: ch=0x%p id=%s\n",
+ __func__, dev->name, ch, ch->id);
}
/**
@@ -1366,15 +1252,14 @@ done:
*/
void ctcmpc_bh(unsigned long thischan)
{
- struct channel *ch = (struct channel *)thischan;
+ struct channel *ch = (struct channel *)thischan;
struct sk_buff *skb;
- struct net_device *dev = ch->netdev;
- struct ctcm_priv *priv = dev->priv;
- struct mpc_group *grp = priv->mpcg;
+ struct net_device *dev = ch->netdev;
+ struct ctcm_priv *priv = dev->priv;
+ struct mpc_group *grp = priv->mpcg;
- if (do_debug)
- ctcm_pr_debug("%s cp:%i enter: %s() %s\n",
- dev->name, smp_processor_id(), __FUNCTION__, ch->id);
+ CTCM_PR_DEBUG("%s cp:%i enter: %s() %s\n",
+ dev->name, smp_processor_id(), __func__, ch->id);
/* caller has requested driver to throttle back */
while ((fsm_getstate(grp->fsm) != MPCG_STATE_FLOWC) &&
(skb = skb_dequeue(&ch->io_queue))) {
@@ -1390,9 +1275,8 @@ void ctcmpc_bh(unsigned long thischan)
if (skb == skb_peek(&ch->io_queue))
break;
}
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit : %s %s(): ch=0x%p id=%s\n",
- dev->name, __FUNCTION__, ch, ch->id);
+ CTCM_PR_DEBUG("exit %s: %s: ch=0x%p id=%s\n",
+ __func__, dev->name, ch, ch->id);
return;
}
@@ -1403,16 +1287,16 @@ struct mpc_group *ctcmpc_init_mpc_group(
{
struct mpc_group *grp;
- CTCM_DBF_TEXT(MPC_SETUP, 3, __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_SETUP, CTC_DBF_INFO,
+ "Enter %s(%p)", CTCM_FUNTAIL, priv);
grp = kzalloc(sizeof(struct mpc_group), GFP_KERNEL);
if (grp == NULL)
return NULL;
- grp->fsm =
- init_fsm("mpcg", mpcg_state_names, mpcg_event_names,
- MPCG_NR_STATES, MPCG_NR_EVENTS, mpcg_fsm,
- mpcg_fsm_len, GFP_KERNEL);
+ grp->fsm = init_fsm("mpcg", mpcg_state_names, mpcg_event_names,
+ MPCG_NR_STATES, MPCG_NR_EVENTS, mpcg_fsm,
+ mpcg_fsm_len, GFP_KERNEL);
if (grp->fsm == NULL) {
kfree(grp);
return NULL;
@@ -1424,7 +1308,6 @@ struct mpc_group *ctcmpc_init_mpc_group(
grp->xid_skb =
__dev_alloc_skb(MPC_BUFSIZE_DEFAULT, GFP_ATOMIC | GFP_DMA);
if (grp->xid_skb == NULL) {
- printk(KERN_INFO "Couldn't alloc MPCgroup xid_skb\n");
kfree_fsm(grp->fsm);
kfree(grp);
return NULL;
@@ -1435,7 +1318,7 @@ struct mpc_group *ctcmpc_init_mpc_group(
memcpy(skb_put(grp->xid_skb, TH_HEADER_LENGTH),
&thnorm, TH_HEADER_LENGTH);
- grp->xid = (struct xid2 *) skb_tail_pointer(grp->xid_skb);
+ grp->xid = (struct xid2 *)skb_tail_pointer(grp->xid_skb);
memcpy(skb_put(grp->xid_skb, XID2_LENGTH), &init_xid, XID2_LENGTH);
grp->xid->xid2_adj_id = jiffies | 0xfff00000;
grp->xid->xid2_sender_id = jiffies;
@@ -1446,7 +1329,6 @@ struct mpc_group *ctcmpc_init_mpc_group(
grp->rcvd_xid_skb =
__dev_alloc_skb(MPC_BUFSIZE_DEFAULT, GFP_ATOMIC|GFP_DMA);
if (grp->rcvd_xid_skb == NULL) {
- printk(KERN_INFO "Couldn't alloc MPCgroup rcvd_xid_skb\n");
kfree_fsm(grp->fsm);
dev_kfree_skb(grp->xid_skb);
kfree(grp);
@@ -1492,32 +1374,27 @@ static void mpc_action_go_inop(fsm_insta
int rc = 0;
struct channel *wch, *rch;
- if (dev == NULL) {
- printk(KERN_INFO "%s() dev=NULL\n", __FUNCTION__);
- return;
- }
-
- ctcm_pr_debug("ctcmpc enter: %s %s()\n", dev->name, __FUNCTION__);
+ BUG_ON(dev == NULL);
+ CTCM_PR_DEBUG("Enter %s: %s\n", __func__, dev->name);
priv = dev->priv;
grp = priv->mpcg;
grp->flow_off_called = 0;
-
fsm_deltimer(&grp->timer);
-
if (grp->channels_terminating)
- goto done;
+ return;
grp->channels_terminating = 1;
-
grp->saved_state = fsm_getstate(grp->fsm);
fsm_newstate(grp->fsm, MPCG_STATE_INOP);
if (grp->saved_state > MPCG_STATE_XID7INITF)
- printk(KERN_NOTICE "%s:MPC GROUP INOPERATIVE\n", dev->name);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_NOTICE,
+ "%s(%s): MPC GROUP INOPERATIVE",
+ CTCM_FUNTAIL, dev->name);
if ((grp->saved_state != MPCG_STATE_RESET) ||
/* dealloc_channel has been called */
- ((grp->saved_state == MPCG_STATE_RESET) &&
- (grp->port_persist == 0)))
+ ((grp->saved_state == MPCG_STATE_RESET) &&
+ (grp->port_persist == 0)))
fsm_deltimer(&priv->restart_timer);
wch = priv->channel[WRITE];
@@ -1567,29 +1444,24 @@ static void mpc_action_go_inop(fsm_insta
/* This can result in INOP of VTAM PU due to halting of */
/* outstanding IO which causes a sense to be returned */
/* Only about 3 senses are allowed and then IOS/VTAM will*/
- /* ebcome unreachable without manual intervention */
- if ((grp->port_persist == 1) || (grp->alloc_called)) {
+ /* become unreachable without manual intervention */
+ if ((grp->port_persist == 1) || (grp->alloc_called)) {
grp->alloc_called = 0;
fsm_deltimer(&priv->restart_timer);
- fsm_addtimer(&priv->restart_timer,
- 500,
- DEV_EVENT_RESTART,
- dev);
+ fsm_addtimer(&priv->restart_timer, 500, DEV_EVENT_RESTART, dev);
fsm_newstate(grp->fsm, MPCG_STATE_RESET);
if (grp->saved_state > MPCG_STATE_XID7INITF)
- printk(KERN_NOTICE "%s:MPC GROUP RECOVERY SCHEDULED\n",
- dev->name);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_ALWAYS,
+ "%s(%s): MPC GROUP RECOVERY SCHEDULED",
+ CTCM_FUNTAIL, dev->name);
} else {
fsm_deltimer(&priv->restart_timer);
fsm_addtimer(&priv->restart_timer, 500, DEV_EVENT_STOP, dev);
fsm_newstate(grp->fsm, MPCG_STATE_RESET);
- printk(KERN_NOTICE "%s:MPC GROUP RECOVERY NOT ATTEMPTED\n",
- dev->name);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_ALWAYS,
+ "%s(%s): NO MPC GROUP RECOVERY ATTEMPTED",
+ CTCM_FUNTAIL, dev->name);
}
-
-done:
- ctcm_pr_debug("ctcmpc exit:%s %s()\n", dev->name, __FUNCTION__);
- return;
}
/**
@@ -1609,12 +1481,7 @@ static void mpc_action_timeout(fsm_insta
struct channel *wch;
struct channel *rch;
- CTCM_DBF_TEXT(MPC_TRACE, 6, __FUNCTION__);
-
- if (dev == NULL) {
- CTCM_DBF_TEXT_(MPC_ERROR, 4, "%s: dev=NULL\n", __FUNCTION__);
- return;
- }
+ BUG_ON(dev == NULL);
priv = dev->priv;
grp = priv->mpcg;
@@ -1633,8 +1500,9 @@ static void mpc_action_timeout(fsm_insta
fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
}
- CTCM_DBF_TEXT_(MPC_TRACE, 6, "%s: dev=%s exit",
- __FUNCTION__, dev->name);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_DEBUG,
+ "%s: dev=%s exit",
+ CTCM_FUNTAIL, dev->name);
return;
}
@@ -1646,25 +1514,25 @@ void mpc_action_discontact(fsm_instance
{
struct mpcg_info *mpcginfo = arg;
struct channel *ch = mpcginfo->ch;
- struct net_device *dev = ch->netdev;
- struct ctcm_priv *priv = dev->priv;
- struct mpc_group *grp = priv->mpcg;
+ struct net_device *dev;
+ struct ctcm_priv *priv;
+ struct mpc_group *grp;
- if (ch == NULL) {
- printk(KERN_INFO "%s() ch=NULL\n", __FUNCTION__);
- return;
- }
- if (ch->netdev == NULL) {
- printk(KERN_INFO "%s() dev=NULL\n", __FUNCTION__);
- return;
+ if (ch) {
+ dev = ch->netdev;
+ if (dev) {
+ priv = dev->priv;
+ if (priv) {
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_NOTICE,
+ "%s: %s: %s\n",
+ CTCM_FUNTAIL, dev->name, ch->id);
+ grp = priv->mpcg;
+ grp->send_qllc_disc = 1;
+ fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
+ }
+ }
}
- ctcm_pr_debug("ctcmpc enter: %s %s()\n", dev->name, __FUNCTION__);
-
- grp->send_qllc_disc = 1;
- fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
-
- ctcm_pr_debug("ctcmpc exit: %s %s()\n", dev->name, __FUNCTION__);
return;
}
@@ -1675,26 +1543,9 @@ void mpc_action_discontact(fsm_instance
*/
void mpc_action_send_discontact(unsigned long thischan)
{
- struct channel *ch;
- struct net_device *dev;
- struct ctcm_priv *priv;
- struct mpc_group *grp;
- int rc = 0;
- unsigned long saveflags;
-
- ch = (struct channel *)thischan;
- dev = ch->netdev;
- priv = dev->priv;
- grp = priv->mpcg;
-
- ctcm_pr_info("ctcmpc: %s cp:%i enter: %s() GrpState:%s ChState:%s\n",
- dev->name,
- smp_processor_id(),
- __FUNCTION__,
- fsm_getstate_str(grp->fsm),
- fsm_getstate_str(ch->fsm));
- saveflags = 0; /* avoids compiler warning with
- spin_unlock_irqrestore */
+ int rc;
+ struct channel *ch = (struct channel *)thischan;
+ unsigned long saveflags = 0;
spin_lock_irqsave(get_ccwdev_lock(ch->cdev), saveflags);
rc = ccw_device_start(ch->cdev, &ch->ccw[15],
@@ -1702,16 +1553,9 @@ void mpc_action_send_discontact(unsigned
spin_unlock_irqrestore(get_ccwdev_lock(ch->cdev), saveflags);
if (rc != 0) {
- ctcm_pr_info("ctcmpc: %s() ch:%s IO failed \n",
- __FUNCTION__,
- ch->id);
- ctcm_ccw_check_rc(ch, rc, "send discontact");
- /* Not checking return code value here */
- /* Making best effort to notify partner*/
- /* that MPC Group is going down */
+ ctcm_ccw_check_rc(ch, rc, (char *)__func__);
}
- ctcm_pr_debug("ctcmpc exit: %s %s()\n", dev->name, __FUNCTION__);
return;
}
@@ -1723,49 +1567,50 @@ void mpc_action_send_discontact(unsigned
*/
static int mpc_validate_xid(struct mpcg_info *mpcginfo)
{
- struct channel *ch = mpcginfo->ch;
- struct net_device *dev = ch->netdev;
+ struct channel *ch = mpcginfo->ch;
+ struct net_device *dev = ch->netdev;
struct ctcm_priv *priv = dev->priv;
struct mpc_group *grp = priv->mpcg;
- struct xid2 *xid = mpcginfo->xid;
- int failed = 0;
- int rc = 0;
- __u64 our_id, their_id = 0;
- int len;
+ struct xid2 *xid = mpcginfo->xid;
+ int rc = 0;
+ __u64 our_id = 0;
+ __u64 their_id = 0;
+ int len = TH_HEADER_LENGTH + PDU_HEADER_LENGTH;
- len = TH_HEADER_LENGTH + PDU_HEADER_LENGTH;
+ CTCM_PR_DEBUG("Enter %s: xid=%p\n", __func__, xid);
- ctcm_pr_debug("ctcmpc enter: %s()\n", __FUNCTION__);
-
- if (mpcginfo->xid == NULL) {
- printk(KERN_INFO "%s() xid=NULL\n", __FUNCTION__);
+ if (xid == NULL) {
rc = 1;
- goto done;
+ /* XID REJECTED: xid == NULL */
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): xid = NULL",
+ CTCM_FUNTAIL, ch->id);
+ goto done;
}
- ctcm_pr_debug("ctcmpc : %s xid received()\n", __FUNCTION__);
- ctcmpc_dumpit((char *)mpcginfo->xid, XID2_LENGTH);
+ CTCM_D3_DUMP((char *)xid, XID2_LENGTH);
/*the received direction should be the opposite of ours */
if (((CHANNEL_DIRECTION(ch->flags) == READ) ? XID2_WRITE_SIDE :
XID2_READ_SIDE) != xid->xid2_dlc_type) {
- failed = 1;
- printk(KERN_INFO "ctcmpc:%s() XID REJECTED - READ-WRITE CH "
- "Pairing Invalid \n", __FUNCTION__);
+ rc = 2;
+ /* XID REJECTED: r/w channel pairing mismatch */
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): r/w channel pairing mismatch",
+ CTCM_FUNTAIL, ch->id);
+ goto done;
}
if (xid->xid2_dlc_type == XID2_READ_SIDE) {
- ctcm_pr_debug("ctcmpc: %s(): grpmaxbuf:%d xid2buflen:%d\n",
- __FUNCTION__, grp->group_max_buflen,
- xid->xid2_buf_len);
+ CTCM_PR_DEBUG("%s: grpmaxbuf:%d xid2buflen:%d\n", __func__,
+ grp->group_max_buflen, xid->xid2_buf_len);
- if (grp->group_max_buflen == 0 ||
- grp->group_max_buflen > xid->xid2_buf_len - len)
+ if (grp->group_max_buflen == 0 || grp->group_max_buflen >
+ xid->xid2_buf_len - len)
grp->group_max_buflen = xid->xid2_buf_len - len;
}
-
- if (grp->saved_xid2 == NULL) {
+ if (grp->saved_xid2 == NULL) {
grp->saved_xid2 =
(struct xid2 *)skb_tail_pointer(grp->rcvd_xid_skb);
@@ -1786,49 +1631,54 @@ static int mpc_validate_xid(struct mpcg_
/* lower id assume the xside role */
if (our_id < their_id) {
grp->roll = XSIDE;
- ctcm_pr_debug("ctcmpc :%s() WE HAVE LOW ID-"
- "TAKE XSIDE\n", __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_NOTICE,
+ "%s(%s): WE HAVE LOW ID - TAKE XSIDE",
+ CTCM_FUNTAIL, ch->id);
} else {
grp->roll = YSIDE;
- ctcm_pr_debug("ctcmpc :%s() WE HAVE HIGH ID-"
- "TAKE YSIDE\n", __FUNCTION__);
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_NOTICE,
+ "%s(%s): WE HAVE HIGH ID - TAKE YSIDE",
+ CTCM_FUNTAIL, ch->id);
}
} else {
if (xid->xid2_flag4 != grp->saved_xid2->xid2_flag4) {
- failed = 1;
- printk(KERN_INFO "%s XID REJECTED - XID Flag Byte4\n",
- __FUNCTION__);
+ rc = 3;
+ /* XID REJECTED: xid flag byte4 mismatch */
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): xid flag byte4 mismatch",
+ CTCM_FUNTAIL, ch->id);
}
if (xid->xid2_flag2 == 0x40) {
- failed = 1;
- printk(KERN_INFO "%s XID REJECTED - XID NOGOOD\n",
- __FUNCTION__);
+ rc = 4;
+ /* XID REJECTED - xid NOGOOD */
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): xid NOGOOD",
+ CTCM_FUNTAIL, ch->id);
}
if (xid->xid2_adj_id != grp->saved_xid2->xid2_adj_id) {
- failed = 1;
- printk(KERN_INFO "%s XID REJECTED - "
- "Adjacent Station ID Mismatch\n",
- __FUNCTION__);
+ rc = 5;
+ /* XID REJECTED - Adjacent Station ID Mismatch */
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): Adjacent Station ID Mismatch",
+ CTCM_FUNTAIL, ch->id);
}
if (xid->xid2_sender_id != grp->saved_xid2->xid2_sender_id) {
- failed = 1;
- printk(KERN_INFO "%s XID REJECTED - "
- "Sender Address Mismatch\n", __FUNCTION__);
-
+ rc = 6;
+ /* XID REJECTED - Sender Address Mismatch */
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): Sender Address Mismatch",
+ CTCM_FUNTAIL, ch->id);
}
}
- if (failed) {
+done:
+ if (rc) {
ctcm_pr_info("ctcmpc : %s() failed\n", __FUNCTION__);
priv->xid->xid2_flag2 = 0x40;
grp->saved_xid2->xid2_flag2 = 0x40;
- rc = 1;
}
-done:
-
- ctcm_pr_debug("ctcmpc exit: %s()\n", __FUNCTION__);
return rc;
}
@@ -1839,46 +1689,20 @@ done:
static void mpc_action_side_xid(fsm_instance *fsm, void *arg, int side)
{
struct channel *ch = arg;
- struct ctcm_priv *priv;
- struct mpc_group *grp = NULL;
- struct net_device *dev = NULL;
int rc = 0;
int gotlock = 0;
unsigned long saveflags = 0; /* avoids compiler warning with
- spin_unlock_irqrestore */
-
- if (ch == NULL) {
- printk(KERN_INFO "%s ch=NULL\n", __FUNCTION__);
- goto done;
- }
-
- if (do_debug)
- ctcm_pr_debug("ctcmpc enter: %s(): cp=%i ch=0x%p id=%s\n",
- __FUNCTION__, smp_processor_id(), ch, ch->id);
-
- dev = ch->netdev;
- if (dev == NULL) {
- printk(KERN_INFO "%s dev=NULL\n", __FUNCTION__);
- goto done;
- }
-
- priv = dev->priv;
- if (priv == NULL) {
- printk(KERN_INFO "%s priv=NULL\n", __FUNCTION__);
- goto done;
- }
+ spin_unlock_irqrestore */
- grp = priv->mpcg;
- if (grp == NULL) {
- printk(KERN_INFO "%s grp=NULL\n", __FUNCTION__);
- goto done;
- }
+ CTCM_PR_DEBUG("Enter %s: cp=%i ch=0x%p id=%s\n",
+ __func__, smp_processor_id(), ch, ch->id);
if (ctcm_checkalloc_buffer(ch))
goto done;
- /* skb data-buffer referencing: */
-
+ /*
+ * skb data-buffer referencing:
+ */
ch->trans_skb->data = ch->trans_skb_data;
skb_reset_tail_pointer(ch->trans_skb);
ch->trans_skb->len = 0;
@@ -1911,22 +1735,22 @@ static void mpc_action_side_xid(fsm_inst
ch->ccw[8].count = 0;
ch->ccw[8].cda = 0x00;
+ if (!(ch->xid_th && ch->xid && ch->xid_id))
+ CTCM_DBF_TEXT_(MPC_TRACE, CTC_DBF_INFO,
+ "%s(%s): xid_th=%p, xid=%p, xid_id=%p",
+ CTCM_FUNTAIL, ch->id, ch->xid_th, ch->xid, ch->xid_id);
+
if (side == XSIDE) {
/* mpc_action_xside_xid */
- if (ch->xid_th == NULL) {
- printk(KERN_INFO "%s ch->xid_th=NULL\n", __FUNCTION__);
- goto done;
- }
+ if (ch->xid_th == NULL)
+ goto done;
ch->ccw[9].cmd_code = CCW_CMD_WRITE;
ch->ccw[9].flags = CCW_FLAG_SLI | CCW_FLAG_CC;
ch->ccw[9].count = TH_HEADER_LENGTH;
ch->ccw[9].cda = virt_to_phys(ch->xid_th);
- if (ch->xid == NULL) {
- printk(KERN_INFO "%s ch->xid=NULL\n", __FUNCTION__);
- goto done;
- }
-
+ if (ch->xid == NULL)
+ goto done;
ch->ccw[10].cmd_code = CCW_CMD_WRITE;
ch->ccw[10].flags = CCW_FLAG_SLI | CCW_FLAG_CC;
ch->ccw[10].count = XID2_LENGTH;
@@ -1956,28 +1780,22 @@ static void mpc_action_side_xid(fsm_inst
ch->ccw[10].count = XID2_LENGTH;
ch->ccw[10].cda = virt_to_phys(ch->rcvd_xid);
- if (ch->xid_th == NULL) {
- printk(KERN_INFO "%s ch->xid_th=NULL\n", __FUNCTION__);
- goto done;
- }
+ if (ch->xid_th == NULL)
+ goto done;
ch->ccw[11].cmd_code = CCW_CMD_WRITE;
ch->ccw[11].flags = CCW_FLAG_SLI | CCW_FLAG_CC;
ch->ccw[11].count = TH_HEADER_LENGTH;
ch->ccw[11].cda = virt_to_phys(ch->xid_th);
- if (ch->xid == NULL) {
- printk(KERN_INFO "%s ch->xid=NULL\n", __FUNCTION__);
- goto done;
- }
+ if (ch->xid == NULL)
+ goto done;
ch->ccw[12].cmd_code = CCW_CMD_WRITE;
ch->ccw[12].flags = CCW_FLAG_SLI | CCW_FLAG_CC;
ch->ccw[12].count = XID2_LENGTH;
ch->ccw[12].cda = virt_to_phys(ch->xid);
- if (ch->xid_id == NULL) {
- printk(KERN_INFO "%s ch->xid_id=NULL\n", __FUNCTION__);
- goto done;
- }
+ if (ch->xid_id == NULL)
+ goto done;
ch->ccw[13].cmd_code = CCW_CMD_WRITE;
ch->ccw[13].cda = virt_to_phys(ch->xid_id);
@@ -1990,12 +1808,11 @@ static void mpc_action_side_xid(fsm_inst
ch->ccw[14].count = 0;
ch->ccw[14].cda = 0;
- if (do_debug_ccw)
- ctcmpc_dumpit((char *)&ch->ccw[8], sizeof(struct ccw1) * 7);
+ CTCM_CCW_DUMP((char *)&ch->ccw[8], sizeof(struct ccw1) * 7);
+ CTCM_D3_DUMP((char *)ch->xid_th, TH_HEADER_LENGTH);
+ CTCM_D3_DUMP((char *)ch->xid, XID2_LENGTH);
+ CTCM_D3_DUMP((char *)ch->xid_id, 4);
- ctcmpc_dumpit((char *)ch->xid_th, TH_HEADER_LENGTH);
- ctcmpc_dumpit((char *)ch->xid, XID2_LENGTH);
- ctcmpc_dumpit((char *)ch->xid_id, 4);
if (!in_irq()) {
/* Such conditional locking is a known problem for
* sparse because its static undeterministic.
@@ -2012,16 +1829,13 @@ static void mpc_action_side_xid(fsm_inst
spin_unlock_irqrestore(get_ccwdev_lock(ch->cdev), saveflags);
if (rc != 0) {
- ctcm_pr_info("ctcmpc: %s() ch:%s IO failed \n",
- __FUNCTION__, ch->id);
ctcm_ccw_check_rc(ch, rc,
(side == XSIDE) ? "x-side XID" : "y-side XID");
}
done:
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit : %s(): ch=0x%p id=%s\n",
- __FUNCTION__, ch, ch->id);
+ CTCM_PR_DEBUG("Exit %s: ch=0x%p id=%s\n",
+ __func__, ch, ch->id);
return;
}
@@ -2050,41 +1864,19 @@ static void mpc_action_yside_xid(fsm_ins
*/
static void mpc_action_doxid0(fsm_instance *fsm, int event, void *arg)
{
- struct channel *ch = arg;
- struct ctcm_priv *priv;
- struct mpc_group *grp = NULL;
- struct net_device *dev = NULL;
-
- if (do_debug)
- ctcm_pr_debug("ctcmpc enter: %s(): cp=%i ch=0x%p id=%s\n",
- __FUNCTION__, smp_processor_id(), ch, ch->id);
-
- if (ch == NULL) {
- printk(KERN_WARNING "%s ch=NULL\n", __FUNCTION__);
- goto done;
- }
-
- dev = ch->netdev;
- if (dev == NULL) {
- printk(KERN_WARNING "%s dev=NULL\n", __FUNCTION__);
- goto done;
- }
-
- priv = dev->priv;
- if (priv == NULL) {
- printk(KERN_WARNING "%s priv=NULL\n", __FUNCTION__);
- goto done;
- }
+ struct channel *ch = arg;
+ struct net_device *dev = ch->netdev;
+ struct ctcm_priv *priv = dev->priv;
+ struct mpc_group *grp = priv->mpcg;
- grp = priv->mpcg;
- if (grp == NULL) {
- printk(KERN_WARNING "%s grp=NULL\n", __FUNCTION__);
- goto done;
- }
+ CTCM_PR_DEBUG("Enter %s: cp=%i ch=0x%p id=%s\n",
+ __func__, smp_processor_id(), ch, ch->id);
if (ch->xid == NULL) {
- printk(KERN_WARNING "%s ch-xid=NULL\n", __FUNCTION__);
- goto done;
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): ch->xid == NULL",
+ CTCM_FUNTAIL, dev->name);
+ return;
}
fsm_newstate(ch->fsm, CH_XID0_INPROGRESS);
@@ -2104,12 +1896,7 @@ static void mpc_action_doxid0(fsm_instan
fsm_event(grp->fsm, MPCG_EVENT_DOIO, ch);
-done:
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit : %s(): ch=0x%p id=%s\n",
- __FUNCTION__, ch, ch->id);
return;
-
}
/*
@@ -2119,32 +1906,16 @@ done:
static void mpc_action_doxid7(fsm_instance *fsm, int event, void *arg)
{
struct net_device *dev = arg;
- struct ctcm_priv *priv = NULL;
- struct mpc_group *grp = NULL;
+ struct ctcm_priv *priv = dev->priv;
+ struct mpc_group *grp = NULL;
int direction;
- int rc = 0;
int send = 0;
- ctcm_pr_debug("ctcmpc enter: %s() \n", __FUNCTION__);
-
- if (dev == NULL) {
- printk(KERN_INFO "%s dev=NULL \n", __FUNCTION__);
- rc = 1;
- goto done;
- }
-
- priv = dev->priv;
- if (priv == NULL) {
- printk(KERN_INFO "%s priv=NULL \n", __FUNCTION__);
- rc = 1;
- goto done;
- }
-
- grp = priv->mpcg;
+ if (priv)
+ grp = priv->mpcg;
if (grp == NULL) {
- printk(KERN_INFO "%s grp=NULL \n", __FUNCTION__);
- rc = 1;
- goto done;
+ fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
+ return;
}
for (direction = READ; direction <= WRITE; direction++) {
@@ -2199,11 +1970,6 @@ static void mpc_action_doxid7(fsm_instan
fsm_event(grp->fsm, MPCG_EVENT_DOIO, ch);
}
-done:
-
- if (rc != 0)
- fsm_event(grp->fsm, MPCG_EVENT_INOP, dev);
-
return;
}
@@ -2214,24 +1980,15 @@ done:
static void mpc_action_rcvd_xid0(fsm_instance *fsm, int event, void *arg)
{
- struct mpcg_info *mpcginfo = arg;
- struct channel *ch = mpcginfo->ch;
- struct net_device *dev = ch->netdev;
- struct ctcm_priv *priv;
- struct mpc_group *grp;
-
- if (do_debug)
- ctcm_pr_debug("ctcmpc enter: %s(): cp=%i ch=0x%p id=%s\n",
- __FUNCTION__, smp_processor_id(), ch, ch->id);
-
- priv = dev->priv;
- grp = priv->mpcg;
+ struct mpcg_info *mpcginfo = arg;
+ struct channel *ch = mpcginfo->ch;
+ struct net_device *dev = ch->netdev;
+ struct ctcm_priv *priv = dev->priv;
+ struct mpc_group *grp = priv->mpcg;
- ctcm_pr_debug("ctcmpc in:%s() %s xid2:%i xid7:%i xidt_p2:%i \n",
- __FUNCTION__, ch->id,
- grp->outstanding_xid2,
- grp->outstanding_xid7,
- grp->outstanding_xid7_p2);
+ CTCM_PR_DEBUG("%s: ch-id:%s xid2:%i xid7:%i xidt_p2:%i \n",
+ __func__, ch->id, grp->outstanding_xid2,
+ grp->outstanding_xid7, grp->outstanding_xid7_p2);
if (fsm_getstate(ch->fsm) < CH_XID7_PENDING)
fsm_newstate(ch->fsm, CH_XID7_PENDING);
@@ -2268,17 +2025,12 @@ static void mpc_action_rcvd_xid0(fsm_ins
}
kfree(mpcginfo);
- if (do_debug) {
- ctcm_pr_debug("ctcmpc:%s() %s xid2:%i xid7:%i xidt_p2:%i \n",
- __FUNCTION__, ch->id,
- grp->outstanding_xid2,
- grp->outstanding_xid7,
- grp->outstanding_xid7_p2);
- ctcm_pr_debug("ctcmpc:%s() %s grpstate: %s chanstate: %s \n",
- __FUNCTION__, ch->id,
- fsm_getstate_str(grp->fsm),
- fsm_getstate_str(ch->fsm));
- }
+ CTCM_PR_DEBUG("ctcmpc:%s() %s xid2:%i xid7:%i xidt_p2:%i \n",
+ __func__, ch->id, grp->outstanding_xid2,
+ grp->outstanding_xid7, grp->outstanding_xid7_p2);
+ CTCM_PR_DEBUG("ctcmpc:%s() %s grpstate: %s chanstate: %s \n",
+ __func__, ch->id,
+ fsm_getstate_str(grp->fsm), fsm_getstate_str(ch->fsm));
return;
}
@@ -2296,15 +2048,10 @@ static void mpc_action_rcvd_xid7(fsm_ins
struct ctcm_priv *priv = dev->priv;
struct mpc_group *grp = priv->mpcg;
- if (do_debug) {
- ctcm_pr_debug("ctcmpc enter: %s(): cp=%i ch=0x%p id=%s\n",
- __FUNCTION__, smp_processor_id(), ch, ch->id);
-
- ctcm_pr_debug("ctcmpc: outstanding_xid7: %i, "
- " outstanding_xid7_p2: %i\n",
- grp->outstanding_xid7,
- grp->outstanding_xid7_p2);
- }
+ CTCM_PR_DEBUG("Enter %s: cp=%i ch=0x%p id=%s\n",
+ __func__, smp_processor_id(), ch, ch->id);
+ CTCM_PR_DEBUG("%s: outstanding_xid7: %i, outstanding_xid7_p2: %i\n",
+ __func__, grp->outstanding_xid7, grp->outstanding_xid7_p2);
grp->outstanding_xid7--;
ch->xid_skb->data = ch->xid_skb_data;
@@ -2337,14 +2084,8 @@ static void mpc_action_rcvd_xid7(fsm_ins
mpc_validate_xid(mpcginfo);
break;
}
-
kfree(mpcginfo);
-
- if (do_debug)
- ctcm_pr_debug("ctcmpc exit: %s(): cp=%i ch=0x%p id=%s\n",
- __FUNCTION__, smp_processor_id(), ch, ch->id);
return;
-
}
/*
@@ -2353,36 +2094,14 @@ static void mpc_action_rcvd_xid7(fsm_ins
*/
static int mpc_send_qllc_discontact(struct net_device *dev)
{
- int rc = 0;
__u32 new_len = 0;
struct sk_buff *skb;
struct qllc *qllcptr;
- struct ctcm_priv *priv;
- struct mpc_group *grp;
-
- ctcm_pr_debug("ctcmpc enter: %s()\n", __FUNCTION__);
-
- if (dev == NULL) {
- printk(KERN_INFO "%s() dev=NULL\n", __FUNCTION__);
- rc = 1;
- goto done;
- }
-
- priv = dev->priv;
- if (priv == NULL) {
- printk(KERN_INFO "%s() priv=NULL\n", __FUNCTION__);
- rc = 1;
- goto done;
- }
+ struct ctcm_priv *priv = dev->priv;
+ struct mpc_group *grp = priv->mpcg;
- grp = priv->mpcg;
- if (grp == NULL) {
- printk(KERN_INFO "%s() grp=NULL\n", __FUNCTION__);
- rc = 1;
- goto done;
- }
- ctcm_pr_info("ctcmpc: %s() GROUP STATE: %s\n", __FUNCTION__,
- mpcg_state_names[grp->saved_state]);
+ CTCM_PR_DEBUG("%s: GROUP STATE: %s\n",
+ __func__, mpcg_state_names[grp->saved_state]);
switch (grp->saved_state) {
/*
@@ -2408,11 +2127,10 @@ static int mpc_send_qllc_discontact(stru
new_len = sizeof(struct qllc);
qllcptr = kzalloc(new_len, gfp_type() | GFP_DMA);
if (qllcptr == NULL) {
- printk(KERN_INFO
- "ctcmpc: Out of memory in %s()\n",
- dev->name);
- rc = 1;
- goto done;
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): qllcptr allocation error",
+ CTCM_FUNTAIL, dev->name);
+ return -ENOMEM;
}
qllcptr->qllc_address = 0xcc;
@@ -2421,31 +2139,29 @@ static int mpc_send_qllc_discontact(stru
skb = __dev_alloc_skb(new_len, GFP_ATOMIC);
if (skb == NULL) {
- printk(KERN_INFO "%s Out of memory in mpc_send_qllc\n",
- dev->name);
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): skb allocation error",
+ CTCM_FUNTAIL, dev->name);
priv->stats.rx_dropped++;
- rc = 1;
kfree(qllcptr);
- goto done;
+ return -ENOMEM;
}
memcpy(skb_put(skb, new_len), qllcptr, new_len);
kfree(qllcptr);
if (skb_headroom(skb) < 4) {
- printk(KERN_INFO "ctcmpc: %s() Unable to"
- " build discontact for %s\n",
- __FUNCTION__, dev->name);
- rc = 1;
+ CTCM_DBF_TEXT_(MPC_ERROR, CTC_DBF_ERROR,
+ "%s(%s): skb_headroom error",
+ CTCM_FUNTAIL, dev->name);
dev_kfree_skb_any(skb);
- goto done;
+ return -ENOMEM;
}
*((__u32 *)skb_push(skb, 4)) = priv->channel[READ]->pdu_seq;
priv->channel[READ]->pdu_seq++;
- if (do_debug_data)
- ctcm_pr_debug("ctcmpc: %s ToDCM_pdu_seq= %08x\n",
- __FUNCTION__, priv->channel[READ]->pdu_seq);
+ CTCM_PR_DBGDATA("ctcmpc: %s ToDCM_pdu_seq= %08x\n",
+ __func__, priv->channel[READ]->pdu_seq);
/* receipt of CC03 resets anticipated sequence number on
receiving side */
@@ -2455,7 +2171,7 @@ static int mpc_send_qllc_discontact(stru
skb->protocol = htons(ETH_P_SNAP);
skb->ip_summed = CHECKSUM_UNNECESSARY;
- ctcmpc_dumpit((char *)skb->data, (sizeof(struct qllc) + 4));
+ CTCM_D3_DUMP(skb->data, (sizeof(struct qllc) + 4));
netif_rx(skb);
break;
@@ -2464,9 +2180,7 @@ static int mpc_send_qllc_discontact(stru
}
-done:
- ctcm_pr_debug("ctcmpc exit: %s()\n", __FUNCTION__);
- return rc;
+ return 0;
}
/* --- This is the END my friend --- */
Index: linux-2.6-uschi/drivers/s390/net/ctcm_mpc.h
===================================================================
--- linux-2.6-uschi.orig/drivers/s390/net/ctcm_mpc.h
+++ linux-2.6-uschi/drivers/s390/net/ctcm_mpc.h
@@ -231,7 +231,7 @@ static inline void ctcmpc_dump32(char *b
int ctcmpc_open(struct net_device *);
void ctcm_ccw_check_rc(struct channel *, int, char *);
void mpc_group_ready(unsigned long adev);
-int mpc_channel_action(struct channel *ch, int direction, int action);
+void mpc_channel_action(struct channel *ch, int direction, int action);
void mpc_action_send_discontact(unsigned long thischan);
void mpc_action_discontact(fsm_instance *fi, int event, void *arg);
void ctcmpc_bh(unsigned long thischan);
--
^ permalink raw reply [flat|nested] 5+ messages in thread
* [patch 3/3] Update email address of Ursula Braun
2008-07-18 13:24 [patch 0/3] claw / ctcm printk message cleanup Ursula Braun
2008-07-18 13:24 ` [patch 1/3] Cleanup claw printk messages Ursula Braun
2008-07-18 13:24 ` [patch 2/3] ctcm: message cleanup Ursula Braun
@ 2008-07-18 13:24 ` Ursula Braun
2 siblings, 0 replies; 5+ messages in thread
From: Ursula Braun @ 2008-07-18 13:24 UTC (permalink / raw)
To: jgarzik, netdev, linux-s390; +Cc: Ursula Braun
[-- Attachment #1: maintainer.diff --]
[-- Type: text/plain, Size: 811 bytes --]
From: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
---
MAINTAINERS | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
Index: linux-2.6-uschi/MAINTAINERS
===================================================================
--- linux-2.6-uschi.orig/MAINTAINERS
+++ linux-2.6-uschi/MAINTAINERS
@@ -3535,7 +3535,7 @@ S: Supported
S390 NETWORK DRIVERS
P: Ursula Braun
-M: ubraun@linux.vnet.ibm.com
+M: ursula.braun@de.ibm.com
P: Frank Blaschka
M: blaschka@linux.vnet.ibm.com
M: linux390@de.ibm.com
@@ -3555,7 +3555,7 @@ S: Supported
S390 IUCV NETWORK LAYER
P: Ursula Braun
-M: ubraun@linux.vnet.ibm.com
+M: ursula.braun@de.ibm.com
M: linux390@de.ibm.com
L: linux-s390@vger.kernel.org
W: http://www.ibm.com/developerworks/linux/linux390/
--
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [patch 1/3] Cleanup claw printk messages.
2008-07-18 13:24 ` [patch 1/3] Cleanup claw printk messages Ursula Braun
@ 2008-07-22 22:01 ` Jeff Garzik
0 siblings, 0 replies; 5+ messages in thread
From: Jeff Garzik @ 2008-07-22 22:01 UTC (permalink / raw)
To: Ursula Braun
Cc: netdev, linux-s390, Martin Schwidefsky, Heiko Carstens,
Andy Richter
Ursula Braun wrote:
> From: Andy Richter <richtera@us.ibm.com>
>
> Cc: Martin Schwidefsky <schwidefska@de.ibm.com>
> Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
> Signed-off-by: Andy Richter <richtera@us.ibm.com>
> Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
> ---
>
> drivers/s390/net/claw.c | 2141 +++++++++++-------------------------------------
> 1 file changed, 520 insertions(+), 1621 deletions(-)
applied 1-3
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2008-07-22 22:01 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2008-07-18 13:24 [patch 0/3] claw / ctcm printk message cleanup Ursula Braun
2008-07-18 13:24 ` [patch 1/3] Cleanup claw printk messages Ursula Braun
2008-07-22 22:01 ` Jeff Garzik
2008-07-18 13:24 ` [patch 2/3] ctcm: message cleanup Ursula Braun
2008-07-18 13:24 ` [patch 3/3] Update email address of Ursula Braun Ursula Braun
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