* drivers/s390/net/claw.c
* ESCON CLAW network driver
*
- * $Revision: 1.35 $ $Date: 2005/03/24 12:25:38 $
- *
- * Linux fo zSeries version
+ * Linux for zSeries version
* Copyright (C) 2002,2005 IBM Corporation
* Author(s) Original code written by:
* Kazuo Iimura (iimura@jp.ibm.com)
#include <linux/tcp.h>
#include <linux/timer.h>
#include <linux/types.h>
-#include <linux/version.h>
#include "cu3088.h"
#include "claw.h"
static int
claw_register_debug_facility(void)
{
- claw_dbf_setup = debug_register("claw_setup", 1, 1, 8);
- claw_dbf_trace = debug_register("claw_trace", 1, 2, 8);
+ 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();
static void dumpit (char *buf, int len);
#endif
/* sysfs Functions */
-static ssize_t claw_hname_show(struct device *dev, char *buf);
-static ssize_t claw_hname_write(struct device *dev,
+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,
const char *buf, size_t count);
-static ssize_t claw_adname_show(struct device *dev, char *buf);
-static ssize_t claw_adname_write(struct device *dev,
+static ssize_t claw_adname_show(struct device *dev, struct device_attribute *attr, char *buf);
+static ssize_t claw_adname_write(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count);
-static ssize_t claw_apname_show(struct device *dev, char *buf);
-static ssize_t claw_apname_write(struct device *dev,
+static ssize_t claw_apname_show(struct device *dev, struct device_attribute *attr, char *buf);
+static ssize_t claw_apname_write(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count);
-static ssize_t claw_wbuff_show(struct device *dev, char *buf);
-static ssize_t claw_wbuff_write(struct device *dev,
+static ssize_t claw_wbuff_show(struct device *dev, struct device_attribute *attr, char *buf);
+static ssize_t claw_wbuff_write(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count);
-static ssize_t claw_rbuff_show(struct device *dev, char *buf);
-static ssize_t claw_rbuff_write(struct device *dev,
+static ssize_t claw_rbuff_show(struct device *dev, struct device_attribute *attr, char *buf);
+static ssize_t claw_rbuff_write(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count);
static int claw_add_files(struct device *dev);
static void claw_remove_files(struct device *dev);
printk(KERN_INFO "claw: variable cgdev =\n");
dumpit((char *)cgdev, sizeof(struct ccwgroup_device));
#endif
- privptr = kmalloc(sizeof(struct claw_privbk), GFP_KERNEL);
+ privptr = kzalloc(sizeof(struct claw_privbk), GFP_KERNEL);
if (privptr == NULL) {
probe_error(cgdev);
put_device(&cgdev->dev);
CLAW_DBF_TEXT_(2,setup,"probex%d",-ENOMEM);
return -ENOMEM;
}
- memset(privptr,0x00,sizeof(struct claw_privbk));
privptr->p_mtc_envelope= kmalloc( MAX_ENVELOPE_SIZE, GFP_KERNEL);
privptr->p_env = kmalloc(sizeof(struct claw_env), GFP_KERNEL);
if ((privptr->p_mtc_envelope==NULL) || (privptr->p_env==NULL)) {
new_skb = NULL; /* assume no dice */
pkt_cnt = 0;
CLAW_DBF_TEXT(4,trace,"PackSKBe");
- if (skb_queue_len(&p_ch->collect_queue) > 0) {
+ if (!skb_queue_empty(&p_ch->collect_queue)) {
/* some data */
held_skb = skb_dequeue(&p_ch->collect_queue);
- if (p_env->packing != DO_PACKED)
- return held_skb;
if (held_skb)
- atomic_dec(&held_skb->users);
+ dev_kfree_skb_any(held_skb);
else
return NULL;
+ if (p_env->packing != DO_PACKED)
+ return held_skb;
/* get a new SKB we will pack at least one */
new_skb = dev_alloc_skb(p_env->write_size);
if (new_skb == NULL) {
privptr->stats.tx_packets++;
so_far += held_skb->len;
pkt_cnt++;
- dev_kfree_skb_irq(held_skb);
+ dev_kfree_skb_any(held_skb);
held_skb = skb_dequeue(&p_ch->collect_queue);
if (held_skb)
atomic_dec(&held_skb->users);
printk(KERN_INFO "%s:%s Enter \n",dev->name,__FUNCTION__);
#endif
CLAW_DBF_TEXT(4,trace,"open");
- if (!dev | (dev->name[0] == 0x00)) {
+ if (!dev || (dev->name[0] == 0x00)) {
CLAW_DBF_TEXT(2,trace,"BadDev");
printk(KERN_WARNING "claw: Bad device at open failing \n");
return -ENODEV;
}
}
if (privptr->pk_skb != NULL) {
- dev_kfree_skb(privptr->pk_skb);
+ dev_kfree_skb_any(privptr->pk_skb);
privptr->pk_skb = NULL;
}
if(privptr->buffs_alloc != 1) {
privptr = (struct claw_privbk *) dev->priv;
claw_free_wrt_buf( dev );
if ((privptr->write_free_count > 0) &&
- (skb_queue_len(&p_ch->collect_queue) > 0)) {
+ !skb_queue_empty(&p_ch->collect_queue)) {
pk_skb = claw_pack_skb(privptr);
while (pk_skb != NULL) {
rc = claw_hw_tx( pk_skb, dev,1);
if ( privptr-> p_read_active_first ==NULL ) {
#ifdef DEBUGMSG
- printk(KERN_INFO "%s:%s p_read_active_frist == NULL \n",
+ printk(KERN_INFO "%s:%s p_read_active_first == NULL \n",
dev->name,__FUNCTION__);
printk(KERN_INFO "%s:%s Read active first/last changed \n",
dev->name,__FUNCTION__);
__u32 ct, sw, rm, dup;
char *ptr, *rptr;
char tbuf[82], tdup[82];
-#if (CONFIG_ARCH_S390X)
+#if (CONFIG_64BIT)
char addr[22];
#else
char addr[12];
dup = 0;
for ( ct=0; ct < len; ct++, ptr++, rptr++ ) {
if (sw == 0) {
-#if (CONFIG_ARCH_S390X)
+#if (CONFIG_64BIT)
sprintf(addr, "%16.16lX",(unsigned long)rptr);
#else
sprintf(addr, "%8.8X",(__u32)rptr);
if (sw == 8) {
strcat(bhex, " ");
}
-#if (CONFIG_ARCH_S390X)
+#if (CONFIG_64BIT)
sprintf(tbuf,"%2.2lX", (unsigned long)*ptr);
#else
sprintf(tbuf,"%2.2X", (__u32)*ptr);
p_buf=(struct ccwbk*)privptr->p_end_ccw;
dumpit((char *)p_buf, sizeof(struct endccw));
#endif
- dev_kfree_skb(skb);
+ dev_kfree_skb_any(skb);
if (linkid==0) {
lock=LOCK_NO;
}
#endif
privptr=(struct claw_privbk *)cgdev->dev.driver_data;
if (privptr!=NULL) {
- if (privptr->p_env != NULL) {
- kfree(privptr->p_env);
- privptr->p_env=NULL;
- }
- if (privptr->p_mtc_envelope!=NULL) {
- kfree(privptr->p_mtc_envelope);
- privptr->p_mtc_envelope=NULL;
- }
+ kfree(privptr->p_env);
+ privptr->p_env=NULL;
+ kfree(privptr->p_mtc_envelope);
+ privptr->p_mtc_envelope=NULL;
kfree(privptr);
privptr=NULL;
}
while ((skb = skb_dequeue(q))) {
atomic_dec(&skb->users);
- dev_kfree_skb_irq(skb);
+ dev_kfree_skb_any(skb);
}
}
if (cgdev->state == CCWGROUP_ONLINE)
claw_shutdown_device(cgdev);
claw_remove_files(&cgdev->dev);
- if (priv->p_mtc_envelope!=NULL) {
- kfree(priv->p_mtc_envelope);
- priv->p_mtc_envelope=NULL;
- }
- if (priv->p_env != NULL) {
- kfree(priv->p_env);
- priv->p_env=NULL;
- }
- if (priv->channel[0].irb != NULL) {
- kfree(priv->channel[0].irb);
- priv->channel[0].irb=NULL;
- }
- if (priv->channel[1].irb != NULL) {
- kfree(priv->channel[1].irb);
- priv->channel[1].irb=NULL;
- }
+ kfree(priv->p_mtc_envelope);
+ priv->p_mtc_envelope=NULL;
+ kfree(priv->p_env);
+ priv->p_env=NULL;
+ kfree(priv->channel[0].irb);
+ priv->channel[0].irb=NULL;
+ kfree(priv->channel[1].irb);
+ priv->channel[1].irb=NULL;
kfree(priv);
cgdev->dev.driver_data=NULL;
cgdev->cdev[READ]->dev.driver_data = NULL;
* sysfs attributes
*/
static ssize_t
-claw_hname_show(struct device *dev, char *buf)
+claw_hname_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct claw_privbk *priv;
struct claw_env * p_env;
}
static ssize_t
-claw_hname_write(struct device *dev, const char *buf, size_t count)
+claw_hname_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct claw_privbk *priv;
struct claw_env * p_env;
static DEVICE_ATTR(host_name, 0644, claw_hname_show, claw_hname_write);
static ssize_t
-claw_adname_show(struct device *dev, char *buf)
+claw_adname_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct claw_privbk *priv;
struct claw_env * p_env;
}
static ssize_t
-claw_adname_write(struct device *dev, const char *buf, size_t count)
+claw_adname_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct claw_privbk *priv;
struct claw_env * p_env;
static DEVICE_ATTR(adapter_name, 0644, claw_adname_show, claw_adname_write);
static ssize_t
-claw_apname_show(struct device *dev, char *buf)
+claw_apname_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct claw_privbk *priv;
struct claw_env * p_env;
}
static ssize_t
-claw_apname_write(struct device *dev, const char *buf, size_t count)
+claw_apname_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct claw_privbk *priv;
struct claw_env * p_env;
static DEVICE_ATTR(api_type, 0644, claw_apname_show, claw_apname_write);
static ssize_t
-claw_wbuff_show(struct device *dev, char *buf)
+claw_wbuff_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct claw_privbk *priv;
struct claw_env * p_env;
}
static ssize_t
-claw_wbuff_write(struct device *dev, const char *buf, size_t count)
+claw_wbuff_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct claw_privbk *priv;
struct claw_env * p_env;
static DEVICE_ATTR(write_buffer, 0644, claw_wbuff_show, claw_wbuff_write);
static ssize_t
-claw_rbuff_show(struct device *dev, char *buf)
+claw_rbuff_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct claw_privbk *priv;
struct claw_env * p_env;
}
static ssize_t
-claw_rbuff_write(struct device *dev, const char *buf, size_t count)
+claw_rbuff_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct claw_privbk *priv;
struct claw_env *p_env;
claw_init(void)
{
int ret = 0;
- printk(KERN_INFO "claw: starting driver "
-#ifdef MODULE
- "module "
-#else
- "compiled into kernel "
-#endif
- " $Revision: 1.35 $ $Date: 2005/03/24 12:25:38 $ \n");
-
+ printk(KERN_INFO "claw: starting driver\n");
#ifdef FUNCTRACE
printk(KERN_INFO "claw: %s() enter \n",__FUNCTION__);