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authorJeff Garzik <jgarzik@pretzel.yyz.us>2005-06-26 18:06:06 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-06-26 18:06:06 -0400
commitaef7b83c92dd0b7e994805440655d1d64147287b (patch)
tree981f373358c1988e061625e8f272013065cb086f /drivers/s390
parentb1fc5505e0dbcc3fd7c75bfe6bee39ec50080963 (diff)
parent8678887e7fb43cd6c9be6c9807b05e77848e0920 (diff)
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/Kconfig7
-rw-r--r--drivers/s390/block/dasd.c46
-rw-r--r--drivers/s390/block/dasd_devmap.c10
-rw-r--r--drivers/s390/block/dasd_proc.c3
-rw-r--r--drivers/s390/block/dcssblk.c72
-rw-r--r--drivers/s390/char/Makefile1
-rw-r--r--drivers/s390/char/con3215.c4
-rw-r--r--drivers/s390/char/con3270.c4
-rw-r--r--drivers/s390/char/raw3270.c6
-rw-r--r--drivers/s390/char/tape_34xx.c6
-rw-r--r--drivers/s390/char/tape_class.c10
-rw-r--r--drivers/s390/char/tape_core.c12
-rw-r--r--drivers/s390/char/tape_proc.c1
-rw-r--r--drivers/s390/char/vmcp.c219
-rw-r--r--drivers/s390/char/vmcp.h30
-rw-r--r--drivers/s390/char/vmlogrdr.c32
-rw-r--r--drivers/s390/cio/blacklist.c6
-rw-r--r--drivers/s390/cio/ccwgroup.c36
-rw-r--r--drivers/s390/cio/chsc.c6
-rw-r--r--drivers/s390/cio/cio.c8
-rw-r--r--drivers/s390/cio/cmf.c12
-rw-r--r--drivers/s390/cio/css.c34
-rw-r--r--drivers/s390/cio/device.c98
-rw-r--r--drivers/s390/cio/qdio.c14
-rw-r--r--drivers/s390/cio/qdio.h16
-rw-r--r--drivers/s390/net/Makefile3
-rw-r--r--drivers/s390/net/claw.c44
-rw-r--r--drivers/s390/net/ctcdbug.c10
-rw-r--r--drivers/s390/net/ctcdbug.h18
-rw-r--r--drivers/s390/net/ctcmain.c634
-rw-r--r--drivers/s390/net/ctcmain.h276
-rw-r--r--drivers/s390/net/ctctty.c5
-rw-r--r--drivers/s390/net/cu3088.c4
-rw-r--r--drivers/s390/net/cu3088.h3
-rw-r--r--drivers/s390/net/iucv.c10
-rw-r--r--drivers/s390/net/iucv.h6
-rw-r--r--drivers/s390/net/lcs.c47
-rw-r--r--drivers/s390/net/netiucv.c56
-rw-r--r--drivers/s390/net/qeth.h49
-rw-r--r--drivers/s390/net/qeth_eddp.c51
-rw-r--r--drivers/s390/net/qeth_main.c330
-rw-r--r--drivers/s390/net/qeth_sys.c126
-rw-r--r--drivers/s390/net/qeth_tso.c285
-rw-r--r--drivers/s390/net/qeth_tso.h166
-rw-r--r--drivers/s390/net/smsgiucv.c4
-rw-r--r--drivers/s390/s390mach.c321
-rw-r--r--drivers/s390/s390mach.h35
-rw-r--r--drivers/s390/scsi/zfcp_aux.c37
-rw-r--r--drivers/s390/scsi/zfcp_def.h25
-rw-r--r--drivers/s390/scsi/zfcp_erp.c121
-rw-r--r--drivers/s390/scsi/zfcp_ext.h4
-rw-r--r--drivers/s390/scsi/zfcp_fsf.c324
-rw-r--r--drivers/s390/scsi/zfcp_qdio.c68
-rw-r--r--drivers/s390/scsi/zfcp_scsi.c26
-rw-r--r--drivers/s390/scsi/zfcp_sysfs_adapter.c10
-rw-r--r--drivers/s390/scsi/zfcp_sysfs_port.c10
-rw-r--r--drivers/s390/scsi/zfcp_sysfs_unit.c6
57 files changed, 2075 insertions, 1732 deletions
diff --git a/drivers/s390/Kconfig b/drivers/s390/Kconfig
index 96413c2cd1a..a86a650f3d6 100644
--- a/drivers/s390/Kconfig
+++ b/drivers/s390/Kconfig
@@ -187,6 +187,13 @@ config VMLOGRDR
*SYMPTOM.
This driver depends on the IUCV support driver.
+config VMCP
+ tristate "Support for the z/VM CP interface (VM only)"
+ help
+ Select this option if you want to be able to interact with the control
+ program on z/VM
+
+
config MONREADER
tristate "API for reading z/VM monitor service records"
depends on IUCV
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 02cfe244e06..6527ff6f470 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -7,7 +7,7 @@
* Bugreports.to..: <Linux390@de.ibm.com>
* (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999-2001
*
- * $Revision: 1.161 $
+ * $Revision: 1.164 $
*/
#include <linux/config.h>
@@ -176,7 +176,7 @@ dasd_state_known_to_basic(struct dasd_device * device)
return rc;
/* register 'device' debug area, used for all DBF_DEV_XXX calls */
- device->debug_area = debug_register(device->cdev->dev.bus_id, 0, 2,
+ device->debug_area = debug_register(device->cdev->dev.bus_id, 1, 2,
8 * sizeof (long));
debug_register_view(device->debug_area, &debug_sprintf_view);
debug_set_level(device->debug_area, DBF_EMERG);
@@ -1766,10 +1766,10 @@ dasd_generic_probe (struct ccw_device *cdev,
printk(KERN_WARNING
"dasd_generic_probe: could not add sysfs entries "
"for %s\n", cdev->dev.bus_id);
+ } else {
+ cdev->handler = &dasd_int_handler;
}
- cdev->handler = &dasd_int_handler;
-
return ret;
}
@@ -1780,6 +1780,8 @@ dasd_generic_remove (struct ccw_device *cdev)
{
struct dasd_device *device;
+ cdev->handler = NULL;
+
dasd_remove_sysfs_files(cdev);
device = dasd_device_from_cdev(cdev);
if (IS_ERR(device))
@@ -1810,14 +1812,14 @@ dasd_generic_set_online (struct ccw_device *cdev,
struct dasd_device *device;
int feature_diag, rc;
- feature_diag = dasd_get_feature(cdev, DASD_FEATURE_USEDIAG);
- if (feature_diag < 0)
- return feature_diag;
-
device = dasd_create_device(cdev);
if (IS_ERR(device))
return PTR_ERR(device);
+ feature_diag = dasd_get_feature(cdev, DASD_FEATURE_USEDIAG);
+ if (feature_diag < 0)
+ return feature_diag;
+
if (feature_diag) {
if (!dasd_diag_discipline_pointer) {
printk (KERN_WARNING
@@ -1950,26 +1952,24 @@ dasd_generic_notify(struct ccw_device *cdev, int event)
* Automatically online either all dasd devices (dasd_autodetect) or
* all devices specified with dasd= parameters.
*/
+static int
+__dasd_auto_online(struct device *dev, void *data)
+{
+ struct ccw_device *cdev;
+
+ cdev = to_ccwdev(dev);
+ if (dasd_autodetect || dasd_busid_known(cdev->dev.bus_id) == 0)
+ ccw_device_set_online(cdev);
+ return 0;
+}
+
void
dasd_generic_auto_online (struct ccw_driver *dasd_discipline_driver)
{
struct device_driver *drv;
- struct device *d, *dev;
- struct ccw_device *cdev;
drv = get_driver(&dasd_discipline_driver->driver);
- down_read(&drv->bus->subsys.rwsem);
- dev = NULL;
- list_for_each_entry(d, &drv->devices, driver_list) {
- dev = get_device(d);
- if (!dev)
- continue;
- cdev = to_ccwdev(dev);
- if (dasd_autodetect || dasd_busid_known(cdev->dev.bus_id) == 0)
- ccw_device_set_online(cdev);
- put_device(dev);
- }
- up_read(&drv->bus->subsys.rwsem);
+ driver_for_each_device(drv, NULL, NULL, __dasd_auto_online);
put_driver(drv);
}
@@ -1981,7 +1981,7 @@ dasd_init(void)
init_waitqueue_head(&dasd_init_waitq);
/* register 'common' DASD debug area, used for all DBF_XXX calls */
- dasd_debug_area = debug_register("dasd", 0, 2, 8 * sizeof (long));
+ dasd_debug_area = debug_register("dasd", 1, 2, 8 * sizeof (long));
if (dasd_debug_area == NULL) {
rc = -ENOMEM;
goto failed;
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index 1aedc48e5f8..d948566bb24 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -615,7 +615,7 @@ dasd_device_from_cdev(struct ccw_device *cdev)
* readonly controls the readonly status of a dasd
*/
static ssize_t
-dasd_ro_show(struct device *dev, char *buf)
+dasd_ro_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dasd_devmap *devmap;
int ro_flag;
@@ -629,7 +629,7 @@ dasd_ro_show(struct device *dev, char *buf)
}
static ssize_t
-dasd_ro_store(struct device *dev, const char *buf, size_t count)
+dasd_ro_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct dasd_devmap *devmap;
int ro_flag;
@@ -656,7 +656,7 @@ static DEVICE_ATTR(readonly, 0644, dasd_ro_show, dasd_ro_store);
* to talk to the device
*/
static ssize_t
-dasd_use_diag_show(struct device *dev, char *buf)
+dasd_use_diag_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dasd_devmap *devmap;
int use_diag;
@@ -670,7 +670,7 @@ dasd_use_diag_show(struct device *dev, char *buf)
}
static ssize_t
-dasd_use_diag_store(struct device *dev, const char *buf, size_t count)
+dasd_use_diag_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct dasd_devmap *devmap;
ssize_t rc;
@@ -698,7 +698,7 @@ static
DEVICE_ATTR(use_diag, 0644, dasd_use_diag_show, dasd_use_diag_store);
static ssize_t
-dasd_discipline_show(struct device *dev, char *buf)
+dasd_discipline_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dasd_devmap *devmap;
char *dname;
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index d7f19745911..43c34f8c5e6 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -9,13 +9,14 @@
*
* /proc interface for the dasd driver.
*
- * $Revision: 1.31 $
+ * $Revision: 1.32 $
*/
#include <linux/config.h>
#include <linux/ctype.h>
#include <linux/seq_file.h>
#include <linux/vmalloc.h>
+#include <linux/proc_fs.h>
#include <asm/debug.h>
#include <asm/uaccess.h>
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index a66b17b6529..4fde4118899 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -35,26 +35,29 @@
static int dcssblk_open(struct inode *inode, struct file *filp);
static int dcssblk_release(struct inode *inode, struct file *filp);
static int dcssblk_make_request(struct request_queue *q, struct bio *bio);
+static int dcssblk_direct_access(struct block_device *bdev, sector_t secnum,
+ unsigned long *data);
static char dcssblk_segments[DCSSBLK_PARM_LEN] = "\0";
static int dcssblk_major;
static struct block_device_operations dcssblk_devops = {
- .owner = THIS_MODULE,
- .open = dcssblk_open,
- .release = dcssblk_release,
+ .owner = THIS_MODULE,
+ .open = dcssblk_open,
+ .release = dcssblk_release,
+ .direct_access = dcssblk_direct_access,
};
-static ssize_t dcssblk_add_store(struct device * dev, const char * buf,
+static ssize_t dcssblk_add_store(struct device * dev, struct device_attribute *attr, const char * buf,
size_t count);
-static ssize_t dcssblk_remove_store(struct device * dev, const char * buf,
+static ssize_t dcssblk_remove_store(struct device * dev, struct device_attribute *attr, const char * buf,
size_t count);
-static ssize_t dcssblk_save_store(struct device * dev, const char * buf,
+static ssize_t dcssblk_save_store(struct device * dev, struct device_attribute *attr, const char * buf,
size_t count);
-static ssize_t dcssblk_save_show(struct device *dev, char *buf);
-static ssize_t dcssblk_shared_store(struct device * dev, const char * buf,
+static ssize_t dcssblk_save_show(struct device *dev, struct device_attribute *attr, char *buf);
+static ssize_t dcssblk_shared_store(struct device * dev, struct device_attribute *attr, const char * buf,
size_t count);
-static ssize_t dcssblk_shared_show(struct device *dev, char *buf);
+static ssize_t dcssblk_shared_show(struct device *dev, struct device_attribute *attr, char *buf);
static DEVICE_ATTR(add, S_IWUSR, NULL, dcssblk_add_store);
static DEVICE_ATTR(remove, S_IWUSR, NULL, dcssblk_remove_store);
@@ -195,7 +198,7 @@ dcssblk_segment_warn(int rc, char* seg_name)
* operation (show + store)
*/
static ssize_t
-dcssblk_shared_show(struct device *dev, char *buf)
+dcssblk_shared_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dcssblk_dev_info *dev_info;
@@ -204,7 +207,7 @@ dcssblk_shared_show(struct device *dev, char *buf)
}
static ssize_t
-dcssblk_shared_store(struct device *dev, const char *inbuf, size_t count)
+dcssblk_shared_store(struct device *dev, struct device_attribute *attr, const char *inbuf, size_t count)
{
struct dcssblk_dev_info *dev_info;
int rc;
@@ -288,7 +291,7 @@ out:
* (show + store)
*/
static ssize_t
-dcssblk_save_show(struct device *dev, char *buf)
+dcssblk_save_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dcssblk_dev_info *dev_info;
@@ -297,7 +300,7 @@ dcssblk_save_show(struct device *dev, char *buf)
}
static ssize_t
-dcssblk_save_store(struct device *dev, const char *inbuf, size_t count)
+dcssblk_save_store(struct device *dev, struct device_attribute *attr, const char *inbuf, size_t count)
{
struct dcssblk_dev_info *dev_info;
@@ -343,7 +346,7 @@ dcssblk_save_store(struct device *dev, const char *inbuf, size_t count)
* device attribute for adding devices
*/
static ssize_t
-dcssblk_add_store(struct device *dev, const char *buf, size_t count)
+dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
int rc, i;
struct dcssblk_dev_info *dev_info;
@@ -517,7 +520,7 @@ out_nobuf:
* device attribute for removing devices
*/
static ssize_t
-dcssblk_remove_store(struct device *dev, const char *buf, size_t count)
+dcssblk_remove_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct dcssblk_dev_info *dev_info;
int rc, i;
@@ -641,6 +644,20 @@ dcssblk_make_request(request_queue_t *q, struct bio *bio)
/* Request beyond end of DCSS segment. */
goto fail;
}
+ /* verify data transfer direction */
+ if (dev_info->is_shared) {
+ switch (dev_info->segment_type) {
+ case SEG_TYPE_SR:
+ case SEG_TYPE_ER:
+ case SEG_TYPE_SC:
+ /* cannot write to these segments */
+ if (bio_data_dir(bio) == WRITE) {
+ PRINT_WARN("rejecting write to ro segment %s\n", dev_info->dev.bus_id);
+ goto fail;
+ }
+ }
+ }
+
index = (bio->bi_sector >> 3);
bio_for_each_segment(bvec, bio, i) {
page_addr = (unsigned long)
@@ -661,7 +678,26 @@ dcssblk_make_request(request_queue_t *q, struct bio *bio)
bio_endio(bio, bytes_done, 0);
return 0;
fail:
- bio_io_error(bio, bytes_done);
+ bio_io_error(bio, bio->bi_size);
+ return 0;
+}
+
+static int
+dcssblk_direct_access (struct block_device *bdev, sector_t secnum,
+ unsigned long *data)
+{
+ struct dcssblk_dev_info *dev_info;
+ unsigned long pgoff;
+
+ dev_info = bdev->bd_disk->private_data;
+ if (!dev_info)
+ return -ENODEV;
+ if (secnum % (PAGE_SIZE/512))
+ return -EINVAL;
+ pgoff = secnum / (PAGE_SIZE / 512);
+ if ((pgoff+1)*PAGE_SIZE-1 > dev_info->end - dev_info->start)
+ return -ERANGE;
+ *data = (unsigned long) (dev_info->start+pgoff*PAGE_SIZE);
return 0;
}
@@ -682,7 +718,7 @@ dcssblk_check_params(void)
buf[j-i] = dcssblk_segments[j];
}
buf[j-i] = '\0';
- rc = dcssblk_add_store(dcssblk_root_dev, buf, j-i);
+ rc = dcssblk_add_store(dcssblk_root_dev, NULL, buf, j-i);
if ((rc >= 0) && (dcssblk_segments[j] == '(')) {
for (k = 0; buf[k] != '\0'; k++)
buf[k] = toupper(buf[k]);
@@ -692,7 +728,7 @@ dcssblk_check_params(void)
up_read(&dcssblk_devices_sem);
if (dev_info)
dcssblk_shared_store(&dev_info->dev,
- "0\n", 2);
+ NULL, "0\n", 2);
}
}
while ((dcssblk_segments[j] != ',') &&
diff --git a/drivers/s390/char/Makefile b/drivers/s390/char/Makefile
index 14e8cce9f86..6377a96735d 100644
--- a/drivers/s390/char/Makefile
+++ b/drivers/s390/char/Makefile
@@ -19,6 +19,7 @@ obj-$(CONFIG_SCLP_CPI) += sclp_cpi.o
obj-$(CONFIG_ZVM_WATCHDOG) += vmwatchdog.o
obj-$(CONFIG_VMLOGRDR) += vmlogrdr.o
+obj-$(CONFIG_VMCP) += vmcp.o
tape-$(CONFIG_S390_TAPE_BLOCK) += tape_block.o
tape-$(CONFIG_PROC_FS) += tape_proc.o
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index 022f17bff73..f11a67fda40 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -860,8 +860,8 @@ con3215_init(void)
/* Set the console mode for VM */
if (MACHINE_IS_VM) {
- cpcmd("TERM CONMODE 3215", NULL, 0);
- cpcmd("TERM AUTOCR OFF", NULL, 0);
+ cpcmd("TERM CONMODE 3215", NULL, 0, NULL);
+ cpcmd("TERM AUTOCR OFF", NULL, 0, NULL);
}
/* allocate 3215 request structures */
diff --git a/drivers/s390/char/con3270.c b/drivers/s390/char/con3270.c
index d52fb57a6b1..fc7a213e591 100644
--- a/drivers/s390/char/con3270.c
+++ b/drivers/s390/char/con3270.c
@@ -591,8 +591,8 @@ con3270_init(void)
/* Set the console mode for VM */
if (MACHINE_IS_VM) {
- cpcmd("TERM CONMODE 3270", 0, 0);
- cpcmd("TERM AUTOCR OFF", 0, 0);
+ cpcmd("TERM CONMODE 3270", NULL, 0, NULL);
+ cpcmd("TERM AUTOCR OFF", NULL, 0, NULL);
}
cdev = ccw_device_probe_console();
diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c
index 8e16a971668..d5eefeaba50 100644
--- a/drivers/s390/char/raw3270.c
+++ b/drivers/s390/char/raw3270.c
@@ -1084,7 +1084,7 @@ raw3270_probe (struct ccw_device *cdev)
* Additional attributes for a 3270 device
*/
static ssize_t
-raw3270_model_show(struct device *dev, char *buf)
+raw3270_model_show(struct device *dev, struct device_attribute *attr, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%i\n",
((struct raw3270 *) dev->driver_data)->model);
@@ -1092,7 +1092,7 @@ raw3270_model_show(struct device *dev, char *buf)
static DEVICE_ATTR(model, 0444, raw3270_model_show, 0);
static ssize_t
-raw3270_rows_show(struct device *dev, char *buf)
+raw3270_rows_show(struct device *dev, struct device_attribute *attr, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%i\n",
((struct raw3270 *) dev->driver_data)->rows);
@@ -1100,7 +1100,7 @@ raw3270_rows_show(struct device *dev, char *buf)
static DEVICE_ATTR(rows, 0444, raw3270_rows_show, 0);
static ssize_t
-raw3270_columns_show(struct device *dev, char *buf)
+raw3270_columns_show(struct device *dev, struct device_attribute *attr, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%i\n",
((struct raw3270 *) dev->driver_data)->cols);
diff --git a/drivers/s390/char/tape_34xx.c b/drivers/s390/char/tape_34xx.c
index 480ec87976f..20be88e91fa 100644
--- a/drivers/s390/char/tape_34xx.c
+++ b/drivers/s390/char/tape_34xx.c
@@ -1351,13 +1351,13 @@ tape_34xx_init (void)
{
int rc;
- TAPE_DBF_AREA = debug_register ( "tape_34xx", 1, 2, 4*sizeof(long));
+ TAPE_DBF_AREA = debug_register ( "tape_34xx", 2, 2, 4*sizeof(long));
debug_register_view(TAPE_DBF_AREA, &debug_sprintf_view);
#ifdef DBF_LIKE_HELL
debug_set_level(TAPE_DBF_AREA, 6);
#endif
- DBF_EVENT(3, "34xx init: $Revision: 1.21 $\n");
+ DBF_EVENT(3, "34xx init: $Revision: 1.23 $\n");
/* Register driver for 3480/3490 tapes. */
rc = ccw_driver_register(&tape_34xx_driver);
if (rc)
@@ -1378,7 +1378,7 @@ tape_34xx_exit(void)
MODULE_DEVICE_TABLE(ccw, tape_34xx_ids);
MODULE_AUTHOR("(C) 2001-2002 IBM Deutschland Entwicklung GmbH");
MODULE_DESCRIPTION("Linux on zSeries channel attached 3480 tape "
- "device driver ($Revision: 1.21 $)");
+ "device driver ($Revision: 1.23 $)");
MODULE_LICENSE("GPL");
module_init(tape_34xx_init);
diff --git a/drivers/s390/char/tape_class.c b/drivers/s390/char/tape_class.c
index 0f8ffd4167c..ed0cb1f15b4 100644
--- a/drivers/s390/char/tape_class.c
+++ b/drivers/s390/char/tape_class.c
@@ -16,7 +16,7 @@ MODULE_DESCRIPTION(
);
MODULE_LICENSE("GPL");
-struct class_simple *tape_class;
+static struct class *tape_class;
/*
* Register a tape device and return a pointer to the cdev structure.
@@ -70,7 +70,7 @@ struct tape_class_device *register_tape_dev(
if (rc)
goto fail_with_cdev;
- tcd->class_device = class_simple_device_add(
+ tcd->class_device = class_device_create(
tape_class,
tcd->char_device->dev,
device,
@@ -101,7 +101,7 @@ void unregister_tape_dev(struct tape_class_device *tcd)
&tcd->class_device->dev->kobj,
tcd->mode_name
);
- class_simple_device_remove(tcd->char_device->dev);
+ class_device_destroy(tape_class, tcd->char_device->dev);
cdev_del(tcd->char_device);
kfree(tcd);
}
@@ -111,14 +111,14 @@ EXPORT_SYMBOL(unregister_tape_dev);
static int __init tape_init(void)
{
- tape_class = class_simple_create(THIS_MODULE, "tape390");
+ tape_class = class_create(THIS_MODULE, "tape390");
return 0;
}
static void __exit tape_exit(void)
{
- class_simple_destroy(tape_class);
+ class_destroy(tape_class);
tape_class = NULL;
}
diff --git a/drivers/s390/char/tape_core.c b/drivers/s390/char/tape_core.c
index e51046ab8ad..0597aa0e27e 100644
--- a/drivers/s390/char/tape_core.c
+++ b/drivers/s390/char/tape_core.c
@@ -107,7 +107,7 @@ busid_to_int(char *bus_id)
* replaced by a link to the cdev tree.
*/
static ssize_t
-tape_medium_state_show(struct device *dev, char *buf)
+tape_medium_state_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct tape_device *tdev;
@@ -119,7 +119,7 @@ static
DEVICE_ATTR(medium_state, 0444, tape_medium_state_show, NULL);
static ssize_t
-tape_first_minor_show(struct device *dev, char *buf)
+tape_first_minor_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct tape_device *tdev;
@@ -131,7 +131,7 @@ static
DEVICE_ATTR(first_minor, 0444, tape_first_minor_show, NULL);
static ssize_t
-tape_state_show(struct device *dev, char *buf)
+tape_state_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct tape_device *tdev;
@@ -144,7 +144,7 @@ static
DEVICE_ATTR(state, 0444, tape_state_show, NULL);
static ssize_t
-tape_operation_show(struct device *dev, char *buf)
+tape_operation_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct tape_device *tdev;
ssize_t rc;
@@ -171,7 +171,7 @@ static
DEVICE_ATTR(operation, 0444, tape_operation_show, NULL);
static ssize_t
-tape_blocksize_show(struct device *dev, char *buf)
+tape_blocksize_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct tape_device *tdev;
@@ -1186,7 +1186,7 @@ tape_mtop(struct tape_device *device, int mt_op, int mt_count)
static int
tape_init (void)
{
- TAPE_DBF_AREA = debug_register ( "tape", 1, 2, 4*sizeof(long));
+ TAPE_DBF_AREA = debug_register ( "tape", 2, 2, 4*sizeof(long));
debug_register_view(TAPE_DBF_AREA, &debug_sprintf_view);
#ifdef DBF_LIKE_HELL
debug_set_level(TAPE_DBF_AREA, 6);
diff --git a/drivers/s390/char/tape_proc.c b/drivers/s390/char/tape_proc.c
index 801d17cca34..5fec0a10cc3 100644
--- a/drivers/s390/char/tape_proc.c
+++ b/drivers/s390/char/tape_proc.c
@@ -15,6 +15,7 @@
#include <linux/module.h>
#include <linux/vmalloc.h>
#include <linux/seq_file.h>
+#include <linux/proc_fs.h>
#define TAPE_DBF_AREA tape_core_dbf
diff --git a/drivers/s390/char/vmcp.c b/drivers/s390/char/vmcp.c
new file mode 100644
index 00000000000..7f11a608a63
--- /dev/null
+++ b/drivers/s390/char/vmcp.c
@@ -0,0 +1,219 @@
+/*
+ * Copyright (C) 2004,2005 IBM Corporation
+ * Interface implementation for communication with the v/VM control program
+ * Author(s): Christian Borntraeger <cborntra@de.ibm.com>
+ *
+ *
+ * z/VMs CP offers the possibility to issue commands via the diagnose code 8
+ * this driver implements a character device that issues these commands and
+ * returns the answer of CP.
+
+ * The idea of this driver is based on cpint from Neale Ferguson and #CP in CMS
+ */
+
+#include <linux/fs.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/miscdevice.h>
+#include <linux/module.h>
+#include <asm/cpcmd.h>
+#include <asm/debug.h>
+#include <asm/uaccess.h>
+#include "vmcp.h"
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Christian Borntraeger <cborntra@de.ibm.com>");
+MODULE_DESCRIPTION("z/VM CP interface");
+
+static debug_info_t *vmcp_debug;
+
+static int vmcp_open(struct inode *inode, struct file *file)
+{
+ struct vmcp_session *session;
+
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ session = kmalloc(sizeof(*session), GFP_KERNEL);
+ if (!session)
+ return -ENOMEM;
+ session->bufsize = PAGE_SIZE;
+ session->response = NULL;
+ session->resp_size = 0;
+ init_MUTEX(&session->mutex);
+ file->private_data = session;
+ return nonseekable_open(inode, file);
+}
+
+static int vmcp_release(struct inode *inode, struct file *file)
+{
+ struct vmcp_session *session;
+
+ session = (struct vmcp_session *)file->private_data;
+ file->private_data = NULL;
+ free_pages((unsigned long)session->response, get_order(session->bufsize));
+ kfree(session);
+ return 0;
+}
+
+static ssize_t
+vmcp_read(struct file *file, char __user * buff, size_t count, loff_t * ppos)
+{
+ size_t tocopy;
+ struct vmcp_session *session;
+
+ session = (struct vmcp_session *)file->private_data;
+ if (down_interruptible(&session->mutex))
+ return -ERESTARTSYS;
+ if (!session->response) {
+ up(&session->mutex);
+ return 0;
+ }
+ if (*ppos > session->resp_size) {
+ up(&session->mutex);
+ return 0;
+ }
+ tocopy = min(session->resp_size - (size_t) (*ppos), count);
+ tocopy = min(tocopy,session->bufsize - (size_t) (*ppos));
+
+ if (copy_to_user(buff, session->response + (*ppos), tocopy)) {
+ up(&session->mutex);
+ return -EFAULT;
+ }
+ up(&session->mutex);
+ *ppos += tocopy;
+ return tocopy;
+}
+
+static ssize_t
+vmcp_write(struct file *file, const char __user * buff, size_t count,
+ loff_t * ppos)
+{
+ char *cmd;
+ struct vmcp_session *session;
+
+ if (count > 240)
+ return -EINVAL;
+ cmd = kmalloc(count + 1, GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+ if (copy_from_user(cmd, buff, count)) {
+ kfree(cmd);
+ return -EFAULT;
+ }
+ cmd[count] = '\0';
+ session = (struct vmcp_session *)file->private_data;
+ if (down_interruptible(&session->mutex))
+ return -ERESTARTSYS;
+ if (!session->response)
+ session->response = (char *)__get_free_pages(GFP_KERNEL
+ | __GFP_REPEAT | GFP_DMA,
+ get_order(session->bufsize));
+ if (!session->response) {
+ up(&session->mutex);
+ kfree(cmd);
+ return -ENOMEM;
+ }
+ debug_text_event(vmcp_debug, 1, cmd);
+ session->resp_size = cpcmd(cmd, session->response,
+ session->bufsize,
+ &session->resp_code);
+ up(&session->mutex);
+ kfree(cmd);
+ *ppos = 0; /* reset the file pointer after a command */
+ return count;
+}
+
+
+/*
+ * These ioctls are available, as the semantics of the diagnose 8 call
+ * does not fit very well into a Linux call. Diagnose X'08' is described in
+ * CP Programming Services SC24-6084-00
+ *
+ * VMCP_GETCODE: gives the CP return code back to user space
+ * VMCP_SETBUF: sets the response buffer for the next write call. diagnose 8
+ * expects adjacent pages in real storage and to make matters worse, we
+ * dont know the size of the response. Therefore we default to PAGESIZE and
+ * let userspace to change the response size, if userspace expects a bigger
+ * response
+ */
+static long vmcp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ struct vmcp_session *session;
+ int temp;
+
+ session = (struct vmcp_session *)file->private_data;
+ if (down_interruptible(&session->mutex))
+ return -ERESTARTSYS;
+ switch (cmd) {
+ case VMCP_GETCODE:
+ temp = session->resp_code;
+ up(&session->mutex);
+ return put_user(temp, (int __user *)arg);
+ case VMCP_SETBUF:
+ free_pages((unsigned long)session->response,
+ get_order(session->bufsize));
+ session->response=NULL;
+ temp = get_user(session->bufsize, (int __user *)arg);
+ if (get_order(session->bufsize) > 8) {
+ session->bufsize = PAGE_SIZE;
+ temp = -EINVAL;
+ }
+ up(&session->mutex);
+ return temp;
+ case VMCP_GETSIZE:
+ temp = session->resp_size;
+ up(&session->mutex);
+ return put_user(temp, (int __user *)arg);
+ default:
+ up(&session->mutex);
+ return -ENOIOCTLCMD;
+ }
+}
+
+static struct file_operations vmcp_fops = {
+ .owner = THIS_MODULE,
+ .open = &vmcp_open,
+ .release = &vmcp_release,
+ .read = &vmcp_read,
+ .llseek = &no_llseek,
+ .write = &vmcp_write,
+ .unlocked_ioctl = &vmcp_ioctl,
+ .compat_ioctl = &vmcp_ioctl
+};
+
+static struct miscdevice vmcp_dev = {
+ .name = "vmcp",
+ .minor = MISC_DYNAMIC_MINOR,
+ .fops = &vmcp_fops,
+};
+
+static int __init vmcp_init(void)
+{
+ int ret;
+
+ if (!MACHINE_IS_VM) {
+ printk(KERN_WARNING
+ "z/VM CP interface is only available under z/VM\n");
+ return -ENODEV;
+ }
+ ret = misc_register(&vmcp_dev);
+ if (!ret)
+ printk(KERN_INFO "z/VM CP interface loaded\n");
+ else
+ printk(KERN_WARNING
+ "z/VM CP interface not loaded. Could not register misc device.\n");
+ vmcp_debug = debug_register("vmcp", 1, 1, 240);
+ debug_register_view(vmcp_debug, &debug_hex_ascii_view);
+ return ret;
+}
+
+static void __exit vmcp_exit(void)
+{
+ WARN_ON(misc_deregister(&vmcp_dev) != 0);
+ debug_unregister(vmcp_debug);
+ printk(KERN_INFO "z/VM CP interface unloaded.\n");
+}
+
+module_init(vmcp_init);
+module_exit(vmcp_exit);
diff --git a/drivers/s390/char/vmcp.h b/drivers/s390/char/vmcp.h
new file mode 100644
index 00000000000..87389e73046
--- /dev/null
+++ b/drivers/s390/char/vmcp.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2004, 2005 IBM Corporation
+ * Interface implementation for communication with the v/VM control program
+ * Version 1.0
+ * Author(s): Christian Borntraeger <cborntra@de.ibm.com>
+ *
+ *
+ * z/VMs CP offers the possibility to issue commands via the diagnose code 8
+ * this driver implements a character device that issues these commands and
+ * returns the answer of CP.
+ *
+ * The idea of this driver is based on cpint from Neale Ferguson
+ */
+
+#include <asm/semaphore.h>
+#include <linux/ioctl.h>
+
+#define VMCP_GETCODE _IOR(0x10, 1, int)
+#define VMCP_SETBUF _IOW(0x10, 2, int)
+#define VMCP_GETSIZE _IOR(0x10, 3, int)
+
+struct vmcp_session {
+ unsigned int bufsize;
+ char *response;
+ int resp_size;
+ int resp_code;
+ /* As we use copy_from/to_user, which might *
+ * sleep and cannot use a spinlock */
+ struct semaphore mutex;
+};
diff --git a/drivers/s390/char/vmlogrdr.c b/drivers/s390/char/vmlogrdr.c
index edf50d2bd10..491f00c032e 100644
--- a/drivers/s390/char/vmlogrdr.c
+++ b/drivers/s390/char/vmlogrdr.c
@@ -236,7 +236,7 @@ vmlogrdr_get_recording_class_AB(void) {
int len,i;
printk (KERN_DEBUG "vmlogrdr: query command: %s\n", cp_command);
- cpcmd(cp_command, cp_response, sizeof(cp_response));
+ cpcmd(cp_command, cp_response, sizeof(cp_response), NULL);
printk (KERN_DEBUG "vmlogrdr: response: %s", cp_response);
len = strnlen(cp_response,sizeof(cp_response));
// now the parsing
@@ -288,7 +288,7 @@ vmlogrdr_recording(struct vmlogrdr_priv_t * logptr, int action, int purge) {
printk (KERN_DEBUG "vmlogrdr: recording command: %s\n",
cp_command);
- cpcmd(cp_command, cp_response, sizeof(cp_response));
+ cpcmd(cp_command, cp_response, sizeof(cp_response), NULL);
printk (KERN_DEBUG "vmlogrdr: recording response: %s",
cp_response);
}
@@ -301,7 +301,7 @@ vmlogrdr_recording(struct vmlogrdr_priv_t * logptr, int action, int purge) {
qid_string);
printk (KERN_DEBUG "vmlogrdr: recording command: %s\n", cp_command);
- cpcmd(cp_command, cp_response, sizeof(cp_response));
+ cpcmd(cp_command, cp_response, sizeof(cp_response), NULL);
printk (KERN_DEBUG "vmlogrdr: recording response: %s",
cp_response);
/* The recording command will usually answer with 'Command complete'
@@ -548,7 +548,7 @@ vmlogrdr_read (struct file *filp, char *data, size_t count, loff_t * ppos)
}
static ssize_t
-vmlogrdr_autopurge_store(struct device * dev, const char * buf, size_t count) {
+vmlogrdr_autopurge_store(struct device * dev, struct device_attribute *attr, const char * buf, size_t count) {
struct vmlogrdr_priv_t *priv = dev->driver_data;
ssize_t ret = count;
@@ -567,7 +567,7 @@ vmlogrdr_autopurge_store(struct device * dev, const char * buf, size_t count) {
static ssize_t
-vmlogrdr_autopurge_show(struct device *dev, char *buf) {
+vmlogrdr_autopurge_show(struct device *dev, struct device_attribute *attr, char *buf) {
struct vmlogrdr_priv_t *priv = dev->driver_data;
return sprintf(buf, "%u\n", priv->autopurge);
}
@@ -578,7 +578,7 @@ static DEVICE_ATTR(autopurge, 0644, vmlogrdr_autopurge_show,
static ssize_t
-vmlogrdr_purge_store(struct device * dev, const char * buf, size_t count) {
+vmlogrdr_purge_store(struct device * dev, struct device_attribute *attr, const char * buf, size_t count) {
char cp_command[80];
char cp_response[80];
@@ -607,7 +607,7 @@ vmlogrdr_purge_store(struct device * dev, const char * buf, size_t count) {
priv->recording_name);
printk (KERN_DEBUG "vmlogrdr: recording command: %s\n", cp_command);
- cpcmd(cp_command, cp_response, sizeof(cp_response));
+ cpcmd(cp_command, cp_response, sizeof(cp_response), NULL);
printk (KERN_DEBUG "vmlogrdr: recording response: %s",
cp_response);
@@ -619,7 +619,7 @@ static DEVICE_ATTR(purge, 0200, NULL, vmlogrdr_purge_store);
static ssize_t
-vmlogrdr_autorecording_store(struct device *dev, const char *buf,
+vmlogrdr_autorecording_store(struct device *dev, struct device_attribute *attr, const char *buf,
size_t count) {
struct vmlogrdr_priv_t *priv = dev->driver_data;
ssize_t ret = count;
@@ -639,7 +639,7 @@ vmlogrdr_autorecording_store(struct device *dev, const char *buf,
static ssize_t
-vmlogrdr_autorecording_show(struct device *dev, char *buf) {
+vmlogrdr_autorecording_show(struct device *dev, struct device_attribute *attr, char *buf) {
struct vmlogrdr_priv_t *priv = dev->driver_data;
return sprintf(buf, "%u\n", priv->autorecording);
}
@@ -650,7 +650,7 @@ static DEVICE_ATTR(autorecording, 0644, vmlogrdr_autorecording_show,
static ssize_t
-vmlogrdr_recording_store(struct device * dev, const char * buf, size_t count) {
+vmlogrdr_recording_store(struct device * dev, struct device_attribute *attr, const char * buf, size_t count) {
struct vmlogrdr_priv_t *priv = dev->driver_data;
ssize_t ret;
@@ -682,7 +682,7 @@ vmlogrdr_recording_status_show(struct device_driver *driver, char *buf) {
char cp_command[] = "QUERY RECORDING ";
int len;
- cpcmd(cp_command, buf, 4096);
+ cpcmd(cp_command, buf, 4096, NULL);
len = strlen(buf);
return len;
}
@@ -703,7 +703,7 @@ static struct attribute_group vmlogrdr_attr_group = {
.attrs = vmlogrdr_attrs,
};
-static struct class_simple *vmlogrdr_class;
+static struct class *vmlogrdr_class;
static struct device_driver vmlogrdr_driver = {
.name = "vmlogrdr",
.bus = &iucv_bus,
@@ -727,7 +727,7 @@ vmlogrdr_register_driver(void) {
goto unregdriver;
}
- vmlogrdr_class = class_simple_create(THIS_MODULE, "vmlogrdr");
+ vmlogrdr_class = class_create(THIS_MODULE, "vmlogrdr");
if (IS_ERR(vmlogrdr_class)) {
printk(KERN_ERR "vmlogrdr: failed to create class.\n");
ret=PTR_ERR(vmlogrdr_class);
@@ -746,7 +746,7 @@ unregdriver:
static void
vmlogrdr_unregister_driver(void) {
- class_simple_destroy(vmlogrdr_class);
+ class_destroy(vmlogrdr_class);
vmlogrdr_class = NULL;
driver_remove_file(&vmlogrdr_driver, &driver_attr_recording_status);
driver_unregister(&vmlogrdr_driver);
@@ -786,7 +786,7 @@ vmlogrdr_register_device(struct vmlogrdr_priv_t *priv) {
device_unregister(dev);
return ret;
}
- priv->class_device = class_simple_device_add(
+ priv->class_device = class_device_create(
vmlogrdr_class,
MKDEV(vmlogrdr_major, priv->minor_num),
dev,
@@ -806,7 +806,7 @@ vmlogrdr_register_device(struct vmlogrdr_priv_t *priv) {
static int
vmlogrdr_unregister_device(struct vmlogrdr_priv_t *priv ) {
- class_simple_device_remove(MKDEV(vmlogrdr_major, priv->minor_num));
+ class_device_destroy(vmlogrdr_class, MKDEV(vmlogrdr_major, priv->minor_num));
if (priv->device != NULL) {
sysfs_remove_group(&priv->device->kobj, &vmlogrdr_attr_group);
device_unregister(priv->device);
diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c
index 4a06c7d0e5e..aac83ce6469 100644
--- a/drivers/s390/cio/blacklist.c
+++ b/drivers/s390/cio/blacklist.c
@@ -1,7 +1,7 @@
/*
* drivers/s390/cio/blacklist.c
* S/390 common I/O routines -- blacklisting of specific devices
- * $Revision: 1.33 $
+ * $Revision: 1.34 $
*
* Copyright (C) 1999-2002 IBM Deutschland Entwicklung GmbH,
* IBM Corporation
@@ -289,7 +289,7 @@ static int cio_ignore_read (char *page, char **start, off_t off,
len = 0;
for (devno = off; /* abuse the page variable
* as counter, see fs/proc/generic.c */
- devno <= __MAX_SUBCHANNELS && len + entry_size < count; devno++) {
+ devno < __MAX_SUBCHANNELS && len + entry_size < count; devno++) {
if (!test_bit(devno, bl_dev))
continue;
len += sprintf(page + len, "0.0.%04lx", devno);
@@ -302,7 +302,7 @@ static int cio_ignore_read (char *page, char **start, off_t off,
len += sprintf(page + len, "\n");
}
- if (devno <= __MAX_SUBCHANNELS)
+ if (devno < __MAX_SUBCHANNELS)
*eof = 1;
*start = (char *) (devno - off); /* number of checked entries */
return len;
diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c
index 21a75ee28b8..91ea8e4777f 100644
--- a/drivers/s390/cio/ccwgroup.c
+++ b/drivers/s390/cio/ccwgroup.c
@@ -77,7 +77,7 @@ __ccwgroup_remove_symlinks(struct ccwgroup_device *gdev)
* longer needed or accidentially created. Saves memory :)
*/
static ssize_t
-ccwgroup_ungroup_store(struct device *dev, const char *buf, size_t count)
+ccwgroup_ungroup_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct ccwgroup_device *gdev;
@@ -310,7 +310,7 @@ ccwgroup_set_offline(struct ccwgroup_device *gdev)
}
static ssize_t
-ccwgroup_online_store (struct device *dev, const char *buf, size_t count)
+ccwgroup_online_store (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct ccwgroup_device *gdev;
struct ccwgroup_driver *gdrv;
@@ -338,7 +338,7 @@ ccwgroup_online_store (struct device *dev, const char *buf, size_t count)
}
static ssize_t
-ccwgroup_online_show (struct device *dev, char *buf)
+ccwgroup_online_show (struct device *dev, struct device_attribute *attr, char *buf)
{
int online;
@@ -403,34 +403,22 @@ ccwgroup_driver_register (struct ccwgroup_driver *cdriver)
return driver_register(&cdriver->driver);
}
-static inline struct device *
-__get_next_ccwgroup_device(struct device_driver *drv)
+static int
+__ccwgroup_driver_unregister_device(struct device *dev, void *data)
{
- struct device *dev, *d;
-
- down_read(&drv->bus->subsys.rwsem);
- dev = NULL;
- list_for_each_entry(d, &drv->devices, driver_list) {
- dev = get_device(d);
- if (dev)
- break;
- }
- up_read(&drv->bus->subsys.rwsem);
- return dev;
+ __ccwgroup_remove_symlinks(to_ccwgroupdev(dev));
+ device_unregister(dev);
+ put_device(dev);
+ return 0;
}
void
ccwgroup_driver_unregister (struct ccwgroup_driver *cdriver)
{
- struct device *dev;
-
/* We don't want ccwgroup devices to live longer than their driver. */
get_driver(&cdriver->driver);
- while ((dev = __get_next_ccwgroup_device(&cdriver->driver))) {
- __ccwgroup_remove_symlinks(to_ccwgroupdev(dev));
- device_unregister(dev);
- put_device(dev);
- };
+ driver_for_each_device(&cdriver->driver, NULL, NULL,
+ __ccwgroup_driver_unregister_device);
put_driver(&cdriver->driver);
driver_unregister(&cdriver->driver);
}
@@ -449,7 +437,7 @@ __ccwgroup_get_gdev_by_cdev(struct ccw_device *cdev)
if (cdev->dev.driver_data) {
gdev = (struct ccwgroup_device *)cdev->dev.driver_data;
if (get_device(&gdev->dev)) {
- if (!list_empty(&gdev->dev.node))
+ if (klist_node_attached(&gdev->dev.knode_bus))
return gdev;
put_device(&gdev->dev);
}
diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c
index b35fe12e6bf..b86f94ecd87 100644
--- a/drivers/s390/cio/chsc.c
+++ b/drivers/s390/cio/chsc.c
@@ -852,7 +852,7 @@ out:
* Files for the channel path entries.
*/
static ssize_t
-chp_status_show(struct device *dev, char *buf)
+chp_status_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct channel_path *chp = container_of(dev, struct channel_path, dev);
@@ -863,7 +863,7 @@ chp_status_show(struct device *dev, char *buf)
}
static ssize_t
-chp_status_write(struct device *dev, const char *buf, size_t count)
+chp_status_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct channel_path *cp = container_of(dev, struct channel_path, dev);
char cmd[10];
@@ -888,7 +888,7 @@ chp_status_write(struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(status, 0644, chp_status_show, chp_status_write);
static ssize_t
-chp_type_show(struct device *dev, char *buf)
+chp_type_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct channel_path *chp = container_of(dev, struct channel_path, dev);
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index 1d9b3f18d8d..ea813bdce1d 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -1,7 +1,7 @@
/*
* drivers/s390/cio/cio.c
* S/390 common I/O routines -- low level i/o calls
- * $Revision: 1.133 $
+ * $Revision: 1.134 $
*
* Copyright (C) 1999-2002 IBM Deutschland Entwicklung GmbH,
* IBM Corporation
@@ -63,17 +63,17 @@ __setup ("cio_msg=", cio_setup);
static int __init
cio_debug_init (void)
{
- cio_debug_msg_id = debug_register ("cio_msg", 4, 4, 16*sizeof (long));
+ cio_debug_msg_id = debug_register ("cio_msg", 16, 4, 16*sizeof (long));
if (!cio_debug_msg_id)
goto out_unregister;
debug_register_view (cio_debug_msg_id, &debug_sprintf_view);
debug_set_level (cio_debug_msg_id, 2);
- cio_debug_trace_id = debug_register ("cio_trace", 4, 4, 8);
+ cio_debug_trace_id = debug_register ("cio_trace", 16, 4, 8);
if (!cio_debug_trace_id)
goto out_unregister;
debug_register_view (cio_debug_trace_id, &debug_hex_ascii_view);
debug_set_level (cio_debug_trace_id, 2);
- cio_debug_crw_id = debug_register ("cio_crw", 2, 4, 16*sizeof (long));
+ cio_debug_crw_id = debug_register ("cio_crw", 4, 4, 16*sizeof (long));
if (!cio_debug_crw_id)
goto out_unregister;
debug_register_view (cio_debug_crw_id, &debug_sprintf_view);
diff --git a/drivers/s390/cio/cmf.c b/drivers/s390/cio/cmf.c
index 49def26ba38..8cc4f1a940d 100644
--- a/drivers/s390/cio/cmf.c
+++ b/drivers/s390/cio/cmf.c
@@ -796,7 +796,7 @@ cmb_show_attr(struct device *dev, char *buf, enum cmb_index idx)
}
static ssize_t
-cmb_show_avg_sample_interval(struct device *dev, char *buf)
+cmb_show_avg_sample_interval(struct device *dev, struct device_attribute *attr, char *buf)
{
struct ccw_device *cdev;
long interval;
@@ -813,7 +813,7 @@ cmb_show_avg_sample_interval(struct device *dev, char *buf)
}
static ssize_t
-cmb_show_avg_utilization(struct device *dev, char *buf)
+cmb_show_avg_utilization(struct device *dev, struct device_attribute *attr, char *buf)
{
struct cmbdata data;
u64 utilization;
@@ -842,12 +842,12 @@ cmb_show_avg_utilization(struct device *dev, char *buf)
}
#define cmf_attr(name) \
-static ssize_t show_ ## name (struct device * dev, char * buf) \
+static ssize_t show_ ## name (struct device * dev, struct device_attribute *attr, char * buf) \
{ return cmb_show_attr((dev), buf, cmb_ ## name); } \
static DEVICE_ATTR(name, 0444, show_ ## name, NULL);
#define cmf_attr_avg(name) \
-static ssize_t show_avg_ ## name (struct device * dev, char * buf) \
+static ssize_t show_avg_ ## name (struct device * dev, struct device_attribute *attr, char * buf) \
{ return cmb_show_attr((dev), buf, cmb_ ## name); } \
static DEVICE_ATTR(avg_ ## name, 0444, show_avg_ ## name, NULL);
@@ -902,12 +902,12 @@ static struct attribute_group cmf_attr_group_ext = {
.attrs = cmf_attributes_ext,
};
-static ssize_t cmb_enable_show(struct device *dev, char *buf)
+static ssize_t cmb_enable_show(struct device *dev, struct device_attribute *attr, char *buf)
{
return sprintf(buf, "%d\n", to_ccwdev(dev)->private->cmb ? 1 : 0);
}
-static ssize_t cmb_enable_store(struct device *dev, const char *buf, size_t c)
+static ssize_t cmb_enable_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t c)
{
struct ccw_device *cdev;
int ret;
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 87bd70eeabe..555119cacc2 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -128,34 +128,28 @@ css_probe_device(int irq)
return ret;
}
+static int
+check_subchannel(struct device * dev, void * data)
+{
+ struct subchannel *sch;
+ int irq = (unsigned long)data;
+
+ sch = to_subchannel(dev);
+ return (sch->irq == irq);
+}
+
struct subchannel *
get_subchannel_by_schid(int irq)
{
- struct subchannel *sch;
- struct list_head *entry;
struct device *dev;
- if (!get_bus(&css_bus_type))
- return NULL;
- down_read(&css_bus_type.subsys.rwsem);
- sch = NULL;
- list_for_each(entry, &css_bus_type.devices.list) {
- dev = get_device(container_of(entry,
- struct device, bus_list));
- if (!dev)
- continue;
- sch = to_subchannel(dev);
- if (sch->irq == irq)
- break;
- put_device(dev);
- sch = NULL;
- }
- up_read(&css_bus_type.subsys.rwsem);
- put_bus(&css_bus_type);
+ dev = bus_find_device(&css_bus_type, NULL,
+ (void *)(unsigned long)irq, check_subchannel);
- return sch;
+ return dev ? to_subchannel(dev) : NULL;
}
+
static inline int
css_get_subchannel_status(struct subchannel *sch, int schid)
{
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index df0325505e4..14c76f5e417 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -204,7 +204,7 @@ module_exit(cleanup_ccw_bus_type);
* TODO: Split chpids and pimpampom up? Where is "in use" in the tree?
*/
static ssize_t
-chpids_show (struct device * dev, char * buf)
+chpids_show (struct device * dev, struct device_attribute *attr, char * buf)
{
struct subchannel *sch = to_subchannel(dev);
struct ssd_info *ssd = &sch->ssd_info;
@@ -219,7 +219,7 @@ chpids_show (struct device * dev, char * buf)
}
static ssize_t
-pimpampom_show (struct device * dev, char * buf)
+pimpampom_show (struct device * dev, struct device_attribute *attr, char * buf)
{
struct subchannel *sch = to_subchannel(dev);
struct pmcw *pmcw = &sch->schib.pmcw;
@@ -229,7 +229,7 @@ pimpampom_show (struct device * dev, char * buf)
}
static ssize_t
-devtype_show (struct device *dev, char *buf)
+devtype_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct ccw_device *cdev = to_ccwdev(dev);
struct ccw_device_id *id = &(cdev->id);
@@ -242,7 +242,7 @@ devtype_show (struct device *dev, char *buf)
}
static ssize_t
-cutype_show (struct device *dev, char *buf)
+cutype_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct ccw_device *cdev = to_ccwdev(dev);
struct ccw_device_id *id = &(cdev->id);
@@ -252,7 +252,7 @@ cutype_show (struct device *dev, char *buf)
}
static ssize_t
-online_show (struct device *dev, char *buf)
+online_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct ccw_device *cdev = to_ccwdev(dev);
@@ -350,7 +350,7 @@ ccw_device_set_online(struct ccw_device *cdev)
}
static ssize_t
-online_store (struct device *dev, const char *buf, size_t count)
+online_store (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct ccw_device *cdev = to_ccwdev(dev);
int i, force, ret;
@@ -422,7 +422,7 @@ online_store (struct device *dev, const char *buf, size_t count)
}
static ssize_t
-available_show (struct device *dev, char *buf)
+available_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct ccw_device *cdev = to_ccwdev(dev);
struct subchannel *sch;
@@ -514,36 +514,39 @@ ccw_device_register(struct ccw_device *cdev)
return ret;
}
+struct match_data {
+ unsigned int devno;
+ struct ccw_device * sibling;
+};
+
+static int
+match_devno(struct device * dev, void * data)
+{
+ struct match_data * d = (struct match_data *)data;
+ struct ccw_device * cdev;
+
+ cdev = to_ccwdev(dev);
+ if ((cdev->private->state == DEV_STATE_DISCONNECTED) &&
+ (cdev->private->devno == d->devno) &&
+ (cdev != d->sibling)) {
+ cdev->private->state = DEV_STATE_NOT_OPER;
+ return 1;
+ }
+ return 0;
+}
+
static struct ccw_device *
get_disc_ccwdev_by_devno(unsigned int devno, struct ccw_device *sibling)
{
- struct ccw_device *cdev;
- struct list_head *entry;
struct device *dev;
+ struct match_data data = {
+ .devno = devno,
+ .sibling = sibling,
+ };
- if (!get_bus(&ccw_bus_type))
- return NULL;
- down_read(&ccw_bus_type.subsys.rwsem);
- cdev = NULL;
- list_for_each(entry, &ccw_bus_type.devices.list) {
- dev = get_device(container_of(entry,
- struct device, bus_list));
- if (!dev)
- continue;
- cdev = to_ccwdev(dev);
- if ((cdev->private->state == DEV_STATE_DISCONNECTED) &&
- (cdev->private->devno == devno) &&
- (cdev != sibling)) {
- cdev->private->state = DEV_STATE_NOT_OPER;
- break;
- }
- put_device(dev);
- cdev = NULL;
- }
- up_read(&ccw_bus_type.subsys.rwsem);
- put_bus(&ccw_bus_type);
+ dev = bus_find_device(&css_bus_type, NULL, &data, match_devno);
- return cdev;
+ return dev ? to_ccwdev(dev) : NULL;
}
static void
@@ -647,7 +650,7 @@ io_subchannel_register(void *data)
cdev = (struct ccw_device *) data;
sch = to_subchannel(cdev->dev.parent);
- if (!list_empty(&sch->dev.children)) {
+ if (klist_node_attached(&cdev->dev.knode_parent)) {
bus_rescan_devices(&ccw_bus_type);
goto out;
}
@@ -1019,30 +1022,29 @@ ccw_device_probe_console(void)
/*
* get ccw_device matching the busid, but only if owned by cdrv
*/
+static int
+__ccwdev_check_busid(struct device *dev, void *id)
+{
+ char *bus_id;
+
+ bus_id = (char *)id;
+
+ return (strncmp(bus_id, dev->bus_id, BUS_ID_SIZE) == 0);
+}
+
+
struct ccw_device *
get_ccwdev_by_busid(struct ccw_driver *cdrv, const char *bus_id)
{
- struct device *d, *dev;
+ struct device *dev;
struct device_driver *drv;
drv = get_driver(&cdrv->driver);
if (!drv)
- return 0;
-
- down_read(&drv->bus->subsys.rwsem);
-
- dev = NULL;
- list_for_each_entry(d, &drv->devices, driver_list) {
- dev = get_device(d);
+ return NULL;
- if (dev && !strncmp(bus_id, dev->bus_id, BUS_ID_SIZE))
- break;
- else if (dev) {
- put_device(dev);
- dev = NULL;
- }
- }
- up_read(&drv->bus->subsys.rwsem);
+ dev = driver_find_device(drv, NULL, (void *)bus_id,
+ __ccwdev_check_busid);
put_driver(drv);
return dev ? to_ccwdev(dev) : 0;
diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index bbe9f45d143..82194c4eadf 100644
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -56,7 +56,7 @@
#include "ioasm.h"
#include "chsc.h"
-#define VERSION_QDIO_C "$Revision: 1.98 $"
+#define VERSION_QDIO_C "$Revision: 1.101 $"
/****************** MODULE PARAMETER VARIABLES ********************/
MODULE_AUTHOR("Utz Bacher <utz.bacher@de.ibm.com>");
@@ -3342,7 +3342,7 @@ static int
qdio_register_dbf_views(void)
{
qdio_dbf_setup=debug_register(QDIO_DBF_SETUP_NAME,
- QDIO_DBF_SETUP_INDEX,
+ QDIO_DBF_SETUP_PAGES,
QDIO_DBF_SETUP_NR_AREAS,
QDIO_DBF_SETUP_LEN);
if (!qdio_dbf_setup)
@@ -3351,7 +3351,7 @@ qdio_register_dbf_views(void)
debug_set_level(qdio_dbf_setup,QDIO_DBF_SETUP_LEVEL);
qdio_dbf_sbal=debug_register(QDIO_DBF_SBAL_NAME,
- QDIO_DBF_SBAL_INDEX,
+ QDIO_DBF_SBAL_PAGES,
QDIO_DBF_SBAL_NR_AREAS,
QDIO_DBF_SBAL_LEN);
if (!qdio_dbf_sbal)
@@ -3361,7 +3361,7 @@ qdio_register_dbf_views(void)
debug_set_level(qdio_dbf_sbal,QDIO_DBF_SBAL_LEVEL);
qdio_dbf_sense=debug_register(QDIO_DBF_SENSE_NAME,
- QDIO_DBF_SENSE_INDEX,
+ QDIO_DBF_SENSE_PAGES,
QDIO_DBF_SENSE_NR_AREAS,
QDIO_DBF_SENSE_LEN);
if (!qdio_dbf_sense)
@@ -3371,7 +3371,7 @@ qdio_register_dbf_views(void)
debug_set_level(qdio_dbf_sense,QDIO_DBF_SENSE_LEVEL);
qdio_dbf_trace=debug_register(QDIO_DBF_TRACE_NAME,
- QDIO_DBF_TRACE_INDEX,
+ QDIO_DBF_TRACE_PAGES,
QDIO_DBF_TRACE_NR_AREAS,
QDIO_DBF_TRACE_LEN);
if (!qdio_dbf_trace)
@@ -3382,7 +3382,7 @@ qdio_register_dbf_views(void)
#ifdef CONFIG_QDIO_DEBUG
qdio_dbf_slsb_out=debug_register(QDIO_DBF_SLSB_OUT_NAME,
- QDIO_DBF_SLSB_OUT_INDEX,
+ QDIO_DBF_SLSB_OUT_PAGES,
QDIO_DBF_SLSB_OUT_NR_AREAS,
QDIO_DBF_SLSB_OUT_LEN);
if (!qdio_dbf_slsb_out)
@@ -3391,7 +3391,7 @@ qdio_register_dbf_views(void)
debug_set_level(qdio_dbf_slsb_out,QDIO_DBF_SLSB_OUT_LEVEL);
qdio_dbf_slsb_in=debug_register(QDIO_DBF_SLSB_IN_NAME,
- QDIO_DBF_SLSB_IN_INDEX,
+ QDIO_DBF_SLSB_IN_PAGES,
QDIO_DBF_SLSB_IN_NR_AREAS,
QDIO_DBF_SLSB_IN_LEN);
if (!qdio_dbf_slsb_in)
diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h
index b6daadac4e8..6b8aa6a852b 100644
--- a/drivers/s390/cio/qdio.h
+++ b/drivers/s390/cio/qdio.h
@@ -3,7 +3,7 @@
#include <asm/page.h>
-#define VERSION_CIO_QDIO_H "$Revision: 1.32 $"
+#define VERSION_CIO_QDIO_H "$Revision: 1.33 $"
#ifdef CONFIG_QDIO_DEBUG
#define QDIO_VERBOSE_LEVEL 9
@@ -132,7 +132,7 @@ enum qdio_irq_states {
#define QDIO_DBF_SETUP_NAME "qdio_setup"
#define QDIO_DBF_SETUP_LEN 8
-#define QDIO_DBF_SETUP_INDEX 2
+#define QDIO_DBF_SETUP_PAGES 4
#define QDIO_DBF_SETUP_NR_AREAS 1
#ifdef CONFIG_QDIO_DEBUG
#define QDIO_DBF_SETUP_LEVEL 6
@@ -142,7 +142,7 @@ enum qdio_irq_states {
#define QDIO_DBF_SBAL_NAME "qdio_labs" /* sbal */
#define QDIO_DBF_SBAL_LEN 256
-#define QDIO_DBF_SBAL_INDEX 2
+#define QDIO_DBF_SBAL_PAGES 4
#define QDIO_DBF_SBAL_NR_AREAS 2
#ifdef CONFIG_QDIO_DEBUG
#define QDIO_DBF_SBAL_LEVEL 6
@@ -154,16 +154,16 @@ enum qdio_irq_states {
#define QDIO_DBF_TRACE_LEN 8
#define QDIO_DBF_TRACE_NR_AREAS 2
#ifdef CONFIG_QDIO_DEBUG
-#define QDIO_DBF_TRACE_INDEX 4
+#define QDIO_DBF_TRACE_PAGES 16
#define QDIO_DBF_TRACE_LEVEL 4 /* -------- could be even more verbose here */
#else /* CONFIG_QDIO_DEBUG */
-#define QDIO_DBF_TRACE_INDEX 2
+#define QDIO_DBF_TRACE_PAGES 4
#define QDIO_DBF_TRACE_LEVEL 2
#endif /* CONFIG_QDIO_DEBUG */
#define QDIO_DBF_SENSE_NAME "qdio_sense"
#define QDIO_DBF_SENSE_LEN 64
-#define QDIO_DBF_SENSE_INDEX 1
+#define QDIO_DBF_SENSE_PAGES 2
#define QDIO_DBF_SENSE_NR_AREAS 1
#ifdef CONFIG_QDIO_DEBUG
#define QDIO_DBF_SENSE_LEVEL 6
@@ -176,13 +176,13 @@ enum qdio_irq_states {
#define QDIO_DBF_SLSB_OUT_NAME "qdio_slsb_out"
#define QDIO_DBF_SLSB_OUT_LEN QDIO_MAX_BUFFERS_PER_Q
-#define QDIO_DBF_SLSB_OUT_INDEX 8
+#define QDIO_DBF_SLSB_OUT_PAGES 256
#define QDIO_DBF_SLSB_OUT_NR_AREAS 1
#define QDIO_DBF_SLSB_OUT_LEVEL 6
#define QDIO_DBF_SLSB_IN_NAME "qdio_slsb_in"
#define QDIO_DBF_SLSB_IN_LEN QDIO_MAX_BUFFERS_PER_Q
-#define QDIO_DBF_SLSB_IN_INDEX 8
+#define QDIO_DBF_SLSB_IN_PAGES 256
#define QDIO_DBF_SLSB_IN_NR_AREAS 1
#define QDIO_DBF_SLSB_IN_LEVEL 6
#endif /* CONFIG_QDIO_DEBUG */
diff --git a/drivers/s390/net/Makefile b/drivers/s390/net/Makefile
index 7cabb80a2e4..90d4d0ef3dd 100644
--- a/drivers/s390/net/Makefile
+++ b/drivers/s390/net/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_NETIUCV) += netiucv.o fsm.o
obj-$(CONFIG_SMSGIUCV) += smsgiucv.o
obj-$(CONFIG_CTC) += ctc.o fsm.o cu3088.o
obj-$(CONFIG_LCS) += lcs.o cu3088.o
-qeth-y := qeth_main.o qeth_mpc.o qeth_sys.o qeth_eddp.o qeth_tso.o
+obj-$(CONFIG_CLAW) += claw.o cu3088.o
+qeth-y := qeth_main.o qeth_mpc.o qeth_sys.o qeth_eddp.o
qeth-$(CONFIG_PROC_FS) += qeth_proc.o
obj-$(CONFIG_QETH) += qeth.o
diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index 06804d39a9c..60440dbe3a2 100644
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -146,8 +146,8 @@ claw_unregister_debug_facility(void)
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();
@@ -241,20 +241,20 @@ static struct sk_buff *claw_pack_skb(struct claw_privbk *privptr);
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);
@@ -4149,7 +4149,7 @@ claw_remove_device(struct ccwgroup_device *cgdev)
* 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;
@@ -4162,7 +4162,7 @@ claw_hname_show(struct device *dev, char *buf)
}
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;
@@ -4186,7 +4186,7 @@ claw_hname_write(struct device *dev, const char *buf, size_t count)
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;
@@ -4199,7 +4199,7 @@ claw_adname_show(struct device *dev, char *buf)
}
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;
@@ -4223,7 +4223,7 @@ claw_adname_write(struct device *dev, const char *buf, size_t count)
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;
@@ -4237,7 +4237,7 @@ claw_apname_show(struct device *dev, char *buf)
}
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;
@@ -4271,7 +4271,7 @@ claw_apname_write(struct device *dev, const char *buf, size_t count)
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;
@@ -4284,7 +4284,7 @@ claw_wbuff_show(struct device *dev, char *buf)
}
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;
@@ -4312,7 +4312,7 @@ claw_wbuff_write(struct device *dev, const char *buf, size_t count)
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;
@@ -4325,7 +4325,7 @@ claw_rbuff_show(struct device *dev, char *buf)
}
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;
diff --git a/drivers/s390/net/ctcdbug.c b/drivers/s390/net/ctcdbug.c
index 2c86bfa11b2..0e2a8bb9303 100644
--- a/drivers/s390/net/ctcdbug.c
+++ b/drivers/s390/net/ctcdbug.c
@@ -1,6 +1,6 @@
/*
*
- * linux/drivers/s390/net/ctcdbug.c ($Revision: 1.4 $)
+ * linux/drivers/s390/net/ctcdbug.c ($Revision: 1.6 $)
*
* CTC / ESCON network driver - s390 dbf exploit.
*
@@ -9,7 +9,7 @@
* Author(s): Original Code written by
* Peter Tiedemann (ptiedem@de.ibm.com)
*
- * $Revision: 1.4 $ $Date: 2004/08/04 10:11:59 $
+ * $Revision: 1.6 $ $Date: 2005/05/11 08:10:17 $
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -51,15 +51,15 @@ int
ctc_register_dbf_views(void)
{
ctc_dbf_setup = debug_register(CTC_DBF_SETUP_NAME,
- CTC_DBF_SETUP_INDEX,
+ CTC_DBF_SETUP_PAGES,
CTC_DBF_SETUP_NR_AREAS,
CTC_DBF_SETUP_LEN);
ctc_dbf_data = debug_register(CTC_DBF_DATA_NAME,
- CTC_DBF_DATA_INDEX,
+ CTC_DBF_DATA_PAGES,
CTC_DBF_DATA_NR_AREAS,
CTC_DBF_DATA_LEN);
ctc_dbf_trace = debug_register(CTC_DBF_TRACE_NAME,
- CTC_DBF_TRACE_INDEX,
+ CTC_DBF_TRACE_PAGES,
CTC_DBF_TRACE_NR_AREAS,
CTC_DBF_TRACE_LEN);
diff --git a/drivers/s390/net/ctcdbug.h b/drivers/s390/net/ctcdbug.h
index ef888395172..7d6afa1627c 100644
--- a/drivers/s390/net/ctcdbug.h
+++ b/drivers/s390/net/ctcdbug.h
@@ -1,6 +1,6 @@
/*
*
- * linux/drivers/s390/net/ctcdbug.h ($Revision: 1.4 $)
+ * linux/drivers/s390/net/ctcdbug.h ($Revision: 1.6 $)
*
* CTC / ESCON network driver - s390 dbf exploit.
*
@@ -9,7 +9,7 @@
* Author(s): Original Code written by
* Peter Tiedemann (ptiedem@de.ibm.com)
*
- * $Revision: 1.4 $ $Date: 2004/10/15 09:26:58 $
+ * $Revision: 1.6 $ $Date: 2005/05/11 08:10:17 $
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -25,27 +25,29 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-
+#ifndef _CTCDBUG_H_
+#define _CTCDBUG_H_
#include <asm/debug.h>
+#include "ctcmain.h"
/**
* Debug Facility stuff
*/
#define CTC_DBF_SETUP_NAME "ctc_setup"
#define CTC_DBF_SETUP_LEN 16
-#define CTC_DBF_SETUP_INDEX 3
+#define CTC_DBF_SETUP_PAGES 8
#define CTC_DBF_SETUP_NR_AREAS 1
#define CTC_DBF_SETUP_LEVEL 3
#define CTC_DBF_DATA_NAME "ctc_data"
#define CTC_DBF_DATA_LEN 128
-#define CTC_DBF_DATA_INDEX 3
+#define CTC_DBF_DATA_PAGES 8
#define CTC_DBF_DATA_NR_AREAS 1
-#define CTC_DBF_DATA_LEVEL 2
+#define CTC_DBF_DATA_LEVEL 3
#define CTC_DBF_TRACE_NAME "ctc_trace"
#define CTC_DBF_TRACE_LEN 16
-#define CTC_DBF_TRACE_INDEX 2
+#define CTC_DBF_TRACE_PAGES 4
#define CTC_DBF_TRACE_NR_AREAS 2
#define CTC_DBF_TRACE_LEVEL 3
@@ -121,3 +123,5 @@ hex_dump(unsigned char *buf, size_t len)
printk("\n");
}
+
+#endif
diff --git a/drivers/s390/net/ctcmain.c b/drivers/s390/net/ctcmain.c
index 7266bf5ea65..96ca863eaff 100644
--- a/drivers/s390/net/ctcmain.c
+++ b/drivers/s390/net/ctcmain.c
@@ -1,5 +1,5 @@
/*
- * $Id: ctcmain.c,v 1.72 2005/03/17 10:51:52 ptiedem Exp $
+ * $Id: ctcmain.c,v 1.74 2005/03/24 09:04:17 mschwide Exp $
*
* CTC / ESCON network driver
*
@@ -37,12 +37,11 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * RELEASE-TAG: CTC/ESCON network driver $Revision: 1.72 $
+ * RELEASE-TAG: CTC/ESCON network driver $Revision: 1.74 $
*
*/
#undef DEBUG
-
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
@@ -74,288 +73,13 @@
#include "ctctty.h"
#include "fsm.h"
#include "cu3088.h"
+
#include "ctcdbug.h"
+#include "ctcmain.h"
MODULE_AUTHOR("(C) 2000 IBM Corp. by Fritz Elfert (felfert@millenux.com)");
MODULE_DESCRIPTION("Linux for S/390 CTC/Escon Driver");
MODULE_LICENSE("GPL");
-
-/**
- * CCW commands, used in this driver.
- */
-#define CCW_CMD_WRITE 0x01
-#define CCW_CMD_READ 0x02
-#define CCW_CMD_SET_EXTENDED 0xc3
-#define CCW_CMD_PREPARE 0xe3
-
-#define CTC_PROTO_S390 0
-#define CTC_PROTO_LINUX 1
-#define CTC_PROTO_LINUX_TTY 2
-#define CTC_PROTO_OS390 3
-#define CTC_PROTO_MAX 3
-
-#define CTC_BUFSIZE_LIMIT 65535
-#define CTC_BUFSIZE_DEFAULT 32768
-
-#define CTC_TIMEOUT_5SEC 5000
-
-#define CTC_INITIAL_BLOCKLEN 2
-
-#define READ 0
-#define WRITE 1
-
-#define CTC_ID_SIZE BUS_ID_SIZE+3
-
-
-struct ctc_profile {
- unsigned long maxmulti;
- unsigned long maxcqueue;
- unsigned long doios_single;
- unsigned long doios_multi;
- unsigned long txlen;
- unsigned long tx_time;
- struct timespec send_stamp;
-};
-
-/**
- * Definition of one channel
- */
-struct channel {
-
- /**
- * Pointer to next channel in list.
- */
- struct channel *next;
- char id[CTC_ID_SIZE];
- struct ccw_device *cdev;
-
- /**
- * Type of this channel.
- * CTC/A or Escon for valid channels.
- */
- enum channel_types type;
-
- /**
- * Misc. flags. See CHANNEL_FLAGS_... below
- */
- __u32 flags;
-
- /**
- * The protocol of this channel
- */
- __u16 protocol;
-
- /**
- * I/O and irq related stuff
- */
- struct ccw1 *ccw;
- struct irb *irb;
-
- /**
- * RX/TX buffer size
- */
- int max_bufsize;
-
- /**
- * Transmit/Receive buffer.
- */
- struct sk_buff *trans_skb;
-
- /**
- * Universal I/O queue.
- */
- struct sk_buff_head io_queue;
-
- /**
- * TX queue for collecting skb's during busy.
- */
- struct sk_buff_head collect_queue;
-
- /**
- * Amount of data in collect_queue.
- */
- int collect_len;
-
- /**
- * spinlock for collect_queue and collect_len
- */
- spinlock_t collect_lock;
-
- /**
- * Timer for detecting unresposive
- * I/O operations.
- */
- fsm_timer timer;
-
- /**
- * Retry counter for misc. operations.
- */
- int retry;
-
- /**
- * The finite state machine of this channel
- */
- fsm_instance *fsm;
-
- /**
- * The corresponding net_device this channel
- * belongs to.
- */
- struct net_device *netdev;
-
- struct ctc_profile prof;
-
- unsigned char *trans_skb_data;
-
- __u16 logflags;
-};
-
-#define CHANNEL_FLAGS_READ 0
-#define CHANNEL_FLAGS_WRITE 1
-#define CHANNEL_FLAGS_INUSE 2
-#define CHANNEL_FLAGS_BUFSIZE_CHANGED 4
-#define CHANNEL_FLAGS_FAILED 8
-#define CHANNEL_FLAGS_WAITIRQ 16
-#define CHANNEL_FLAGS_RWMASK 1
-#define CHANNEL_DIRECTION(f) (f & CHANNEL_FLAGS_RWMASK)
-
-#define LOG_FLAG_ILLEGALPKT 1
-#define LOG_FLAG_ILLEGALSIZE 2
-#define LOG_FLAG_OVERRUN 4
-#define LOG_FLAG_NOMEM 8
-
-#define CTC_LOGLEVEL_INFO 1
-#define CTC_LOGLEVEL_NOTICE 2
-#define CTC_LOGLEVEL_WARN 4
-#define CTC_LOGLEVEL_EMERG 8
-#define CTC_LOGLEVEL_ERR 16
-#define CTC_LOGLEVEL_DEBUG 32
-#define CTC_LOGLEVEL_CRIT 64
-
-#define CTC_LOGLEVEL_DEFAULT \
-(CTC_LOGLEVEL_INFO | CTC_LOGLEVEL_NOTICE | CTC_LOGLEVEL_WARN | CTC_LOGLEVEL_CRIT)
-
-#define CTC_LOGLEVEL_MAX ((CTC_LOGLEVEL_CRIT<<1)-1)
-
-static int loglevel = CTC_LOGLEVEL_DEFAULT;
-
-#define ctc_pr_debug(fmt, arg...) \
-do { if (loglevel & CTC_LOGLEVEL_DEBUG) printk(KERN_DEBUG fmt,##arg); } while (0)
-
-#define ctc_pr_info(fmt, arg...) \
-do { if (loglevel & CTC_LOGLEVEL_INFO) printk(KERN_INFO fmt,##arg); } while (0)
-
-#define ctc_pr_notice(fmt, arg...) \
-do { if (loglevel & CTC_LOGLEVEL_NOTICE) printk(KERN_NOTICE fmt,##arg); } while (0)
-
-#define ctc_pr_warn(fmt, arg...) \
-do { if (loglevel & CTC_LOGLEVEL_WARN) printk(KERN_WARNING fmt,##arg); } while (0)
-
-#define ctc_pr_emerg(fmt, arg...) \
-do { if (loglevel & CTC_LOGLEVEL_EMERG) printk(KERN_EMERG fmt,##arg); } while (0)
-
-#define ctc_pr_err(fmt, arg...) \
-do { if (loglevel & CTC_LOGLEVEL_ERR) printk(KERN_ERR fmt,##arg); } while (0)
-
-#define ctc_pr_crit(fmt, arg...) \
-do { if (loglevel & CTC_LOGLEVEL_CRIT) printk(KERN_CRIT fmt,##arg); } while (0)
-
-/**
- * Linked list of all detected channels.
- */
-static struct channel *channels = NULL;
-
-struct ctc_priv {
- struct net_device_stats stats;
- unsigned long tbusy;
- /**
- * The finite state machine of this interface.
- */
- fsm_instance *fsm;
- /**
- * The protocol of this device
- */
- __u16 protocol;
- /**
- * Timer for restarting after I/O Errors
- */
- fsm_timer restart_timer;
-
- int buffer_size;
-
- struct channel *channel[2];
-};
-
-/**
- * Definition of our link level header.
- */
-struct ll_header {
- __u16 length;
- __u16 type;
- __u16 unused;
-};
-#define LL_HEADER_LENGTH (sizeof(struct ll_header))
-
-/**
- * Compatibility macros for busy handling
- * of network devices.
- */
-static __inline__ void
-ctc_clear_busy(struct net_device * dev)
-{
- clear_bit(0, &(((struct ctc_priv *) dev->priv)->tbusy));
- if (((struct ctc_priv *)dev->priv)->protocol != CTC_PROTO_LINUX_TTY)
- netif_wake_queue(dev);
-}
-
-static __inline__ int
-ctc_test_and_set_busy(struct net_device * dev)
-{
- if (((struct ctc_priv *)dev->priv)->protocol != CTC_PROTO_LINUX_TTY)
- netif_stop_queue(dev);
- return test_and_set_bit(0, &((struct ctc_priv *) dev->priv)->tbusy);
-}
-
-/**
- * Print Banner.
- */
-static void
-print_banner(void)
-{
- static int printed = 0;
- char vbuf[] = "$Revision: 1.72 $";
- char *version = vbuf;
-
- if (printed)
- return;
- if ((version = strchr(version, ':'))) {
- char *p = strchr(version + 1, '$');
- if (p)
- *p = '\0';
- } else
- version = " ??? ";
- printk(KERN_INFO "CTC driver Version%s"
-#ifdef DEBUG
- " (DEBUG-VERSION, " __DATE__ __TIME__ ")"
-#endif
- " initialized\n", version);
- printed = 1;
-}
-
-/**
- * Return type of a detected device.
- */
-static enum channel_types
-get_channel_type(struct ccw_device_id *id)
-{
- enum channel_types type = (enum channel_types) id->driver_info;
-
- if (type == channel_type_ficon)
- type = channel_type_escon;
-
- return type;
-}
-
/**
* States of the interface statemachine.
*/
@@ -371,7 +95,7 @@ enum dev_states {
/**
* MUST be always the last element!!
*/
- NR_DEV_STATES
+ CTC_NR_DEV_STATES
};
static const char *dev_state_names[] = {
@@ -399,7 +123,7 @@ enum dev_events {
/**
* MUST be always the last element!!
*/
- NR_DEV_EVENTS
+ CTC_NR_DEV_EVENTS
};
static const char *dev_event_names[] = {
@@ -476,40 +200,6 @@ enum ch_events {
NR_CH_EVENTS,
};
-static const char *ch_event_names[] = {
- "ccw_device success",
- "ccw_device busy",
- "ccw_device enodev",
- "ccw_device ioerr",
- "ccw_device unknown",
-
- "Status ATTN & BUSY",
- "Status ATTN",
- "Status BUSY",
-
- "Unit check remote reset",
- "Unit check remote system reset",
- "Unit check TX timeout",
- "Unit check TX parity",
- "Unit check Hardware failure",
- "Unit check RX parity",
- "Unit check ZERO",
- "Unit check Unknown",
-
- "SubChannel check Unknown",
-
- "Machine check failure",
- "Machine check operational",
-
- "IRQ normal",
- "IRQ final",
-
- "Timer",
-
- "Start",
- "Stop",
-};
-
/**
* States of the channel statemachine.
*/
@@ -545,6 +235,87 @@ enum ch_states {
NR_CH_STATES,
};
+static int loglevel = CTC_LOGLEVEL_DEFAULT;
+
+/**
+ * Linked list of all detected channels.
+ */
+static struct channel *channels = NULL;
+
+/**
+ * Print Banner.
+ */
+static void
+print_banner(void)
+{
+ static int printed = 0;
+ char vbuf[] = "$Revision: 1.74 $";
+ char *version = vbuf;
+
+ if (printed)
+ return;
+ if ((version = strchr(version, ':'))) {
+ char *p = strchr(version + 1, '$');
+ if (p)
+ *p = '\0';
+ } else
+ version = " ??? ";
+ printk(KERN_INFO "CTC driver Version%s"
+#ifdef DEBUG
+ " (DEBUG-VERSION, " __DATE__ __TIME__ ")"
+#endif
+ " initialized\n", version);
+ printed = 1;
+}
+
+/**
+ * Return type of a detected device.
+ */
+static enum channel_types
+get_channel_type(struct ccw_device_id *id)
+{
+ enum channel_types type = (enum channel_types) id->driver_info;
+
+ if (type == channel_type_ficon)
+ type = channel_type_escon;
+
+ return type;
+}
+
+static const char *ch_event_names[] = {
+ "ccw_device success",
+ "ccw_device busy",
+ "ccw_device enodev",
+ "ccw_device ioerr",
+ "ccw_device unknown",
+
+ "Status ATTN & BUSY",
+ "Status ATTN",
+ "Status BUSY",
+
+ "Unit check remote reset",
+ "Unit check remote system reset",
+ "Unit check TX timeout",
+ "Unit check TX parity",
+ "Unit check Hardware failure",
+ "Unit check RX parity",
+ "Unit check ZERO",
+ "Unit check Unknown",
+
+ "SubChannel check Unknown",
+
+ "Machine check failure",
+ "Machine check operational",
+
+ "IRQ normal",
+ "IRQ final",
+
+ "Timer",
+
+ "Start",
+ "Stop",
+};
+
static const char *ch_state_names[] = {
"Idle",
"Stopped",
@@ -1934,7 +1705,6 @@ add_channel(struct ccw_device *cdev, enum channel_types type)
ch->cdev = cdev;
snprintf(ch->id, CTC_ID_SIZE, "ch-%s", cdev->dev.bus_id);
ch->type = type;
- loglevel = CTC_LOGLEVEL_DEFAULT;
ch->fsm = init_fsm(ch->id, ch_state_names,
ch_event_names, NR_CH_STATES, NR_CH_EVENTS,
ch_fsm, CH_FSM_LEN, GFP_KERNEL);
@@ -2697,8 +2467,9 @@ ctc_stats(struct net_device * dev)
/*
* sysfs attributes
*/
+
static ssize_t
-buffer_show(struct device *dev, char *buf)
+buffer_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct ctc_priv *priv;
@@ -2710,62 +2481,66 @@ buffer_show(struct device *dev, char *buf)
}
static ssize_t
-buffer_write(struct device *dev, const char *buf, size_t count)
+buffer_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct ctc_priv *priv;
struct net_device *ndev;
int bs1;
+ char buffer[16];
DBF_TEXT(trace, 3, __FUNCTION__);
+ DBF_TEXT(trace, 3, buf);
priv = dev->driver_data;
- if (!priv)
+ if (!priv) {
+ DBF_TEXT(trace, 3, "bfnopriv");
return -ENODEV;
+ }
+
+ sscanf(buf, "%u", &bs1);
+ if (bs1 > CTC_BUFSIZE_LIMIT)
+ goto einval;
+ if (bs1 < (576 + LL_HEADER_LENGTH + 2))
+ goto einval;
+ priv->buffer_size = bs1; // just to overwrite the default
+
ndev = priv->channel[READ]->netdev;
- if (!ndev)
+ if (!ndev) {
+ DBF_TEXT(trace, 3, "bfnondev");
return -ENODEV;
- sscanf(buf, "%u", &bs1);
+ }
- if (bs1 > CTC_BUFSIZE_LIMIT)
- return -EINVAL;
if ((ndev->flags & IFF_RUNNING) &&
(bs1 < (ndev->mtu + LL_HEADER_LENGTH + 2)))
- return -EINVAL;
- if (bs1 < (576 + LL_HEADER_LENGTH + 2))
- return -EINVAL;
+ goto einval;
- priv->buffer_size = bs1;
- priv->channel[READ]->max_bufsize =
- priv->channel[WRITE]->max_bufsize = bs1;
+ priv->channel[READ]->max_bufsize = bs1;
+ priv->channel[WRITE]->max_bufsize = bs1;
if (!(ndev->flags & IFF_RUNNING))
ndev->mtu = bs1 - LL_HEADER_LENGTH - 2;
priv->channel[READ]->flags |= CHANNEL_FLAGS_BUFSIZE_CHANGED;
priv->channel[WRITE]->flags |= CHANNEL_FLAGS_BUFSIZE_CHANGED;
+ sprintf(buffer, "%d",priv->buffer_size);
+ DBF_TEXT(trace, 3, buffer);
return count;
+einval:
+ DBF_TEXT(trace, 3, "buff_err");
+ return -EINVAL;
}
static ssize_t
-loglevel_show(struct device *dev, char *buf)
+loglevel_show(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct ctc_priv *priv;
-
- priv = dev->driver_data;
- if (!priv)
- return -ENODEV;
return sprintf(buf, "%d\n", loglevel);
}
static ssize_t
-loglevel_write(struct device *dev, const char *buf, size_t count)
+loglevel_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
- struct ctc_priv *priv;
int ll1;
DBF_TEXT(trace, 5, __FUNCTION__);
- priv = dev->driver_data;
- if (!priv)
- return -ENODEV;
sscanf(buf, "%i", &ll1);
if ((ll1 > CTC_LOGLEVEL_MAX) || (ll1 < 0))
@@ -2814,7 +2589,7 @@ ctc_print_statistics(struct ctc_priv *priv)
}
static ssize_t
-stats_show(struct device *dev, char *buf)
+stats_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct ctc_priv *priv = dev->driver_data;
if (!priv)
@@ -2824,7 +2599,7 @@ stats_show(struct device *dev, char *buf)
}
static ssize_t
-stats_write(struct device *dev, const char *buf, size_t count)
+stats_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct ctc_priv *priv = dev->driver_data;
if (!priv)
@@ -2835,27 +2610,6 @@ stats_write(struct device *dev, const char *buf, size_t count)
return count;
}
-static DEVICE_ATTR(buffer, 0644, buffer_show, buffer_write);
-static DEVICE_ATTR(loglevel, 0644, loglevel_show, loglevel_write);
-static DEVICE_ATTR(stats, 0644, stats_show, stats_write);
-
-static int
-ctc_add_attributes(struct device *dev)
-{
-// device_create_file(dev, &dev_attr_buffer);
- device_create_file(dev, &dev_attr_loglevel);
- device_create_file(dev, &dev_attr_stats);
- return 0;
-}
-
-static void
-ctc_remove_attributes(struct device *dev)
-{
- device_remove_file(dev, &dev_attr_stats);
- device_remove_file(dev, &dev_attr_loglevel);
-// device_remove_file(dev, &dev_attr_buffer);
-}
-
static void
ctc_netdev_unregister(struct net_device * dev)
@@ -2899,54 +2653,8 @@ ctc_free_netdevice(struct net_device * dev, int free_dev)
#endif
}
-/**
- * Initialize everything of the net device except the name and the
- * channel structs.
- */
-static struct net_device *
-ctc_init_netdevice(struct net_device * dev, int alloc_device,
- struct ctc_priv *privptr)
-{
- if (!privptr)
- return NULL;
-
- DBF_TEXT(setup, 3, __FUNCTION__);
- if (alloc_device) {
- dev = kmalloc(sizeof (struct net_device), GFP_KERNEL);
- if (!dev)
- return NULL;
- memset(dev, 0, sizeof (struct net_device));
- }
-
- dev->priv = privptr;
- privptr->fsm = init_fsm("ctcdev", dev_state_names,
- dev_event_names, NR_DEV_STATES, NR_DEV_EVENTS,
- dev_fsm, DEV_FSM_LEN, GFP_KERNEL);
- if (privptr->fsm == NULL) {
- if (alloc_device)
- kfree(dev);
- return NULL;
- }
- fsm_newstate(privptr->fsm, DEV_STATE_STOPPED);
- fsm_settimer(privptr->fsm, &privptr->restart_timer);
- if (dev->mtu == 0)
- dev->mtu = CTC_BUFSIZE_DEFAULT - LL_HEADER_LENGTH - 2;
- dev->hard_start_xmit = ctc_tx;
- dev->open = ctc_open;
- dev->stop = ctc_close;
- dev->get_stats = ctc_stats;
- dev->change_mtu = ctc_change_mtu;
- dev->hard_header_len = LL_HEADER_LENGTH + 2;
- dev->addr_len = 0;
- dev->type = ARPHRD_SLIP;
- dev->tx_queue_len = 100;
- dev->flags = IFF_POINTOPOINT | IFF_NOARP;
- SET_MODULE_OWNER(dev);
- return dev;
-}
-
static ssize_t
-ctc_proto_show(struct device *dev, char *buf)
+ctc_proto_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct ctc_priv *priv;
@@ -2958,7 +2666,7 @@ ctc_proto_show(struct device *dev, char *buf)
}
static ssize_t
-ctc_proto_store(struct device *dev, const char *buf, size_t count)
+ctc_proto_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct ctc_priv *priv;
int value;
@@ -2977,10 +2685,9 @@ ctc_proto_store(struct device *dev, const char *buf, size_t count)
return count;
}
-static DEVICE_ATTR(protocol, 0644, ctc_proto_show, ctc_proto_store);
static ssize_t
-ctc_type_show(struct device *dev, char *buf)
+ctc_type_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct ccwgroup_device *cgdev;
@@ -2991,8 +2698,13 @@ ctc_type_show(struct device *dev, char *buf)
return sprintf(buf, "%s\n", cu3088_type[cgdev->cdev[0]->id.driver_info]);
}
+static DEVICE_ATTR(buffer, 0644, buffer_show, buffer_write);
+static DEVICE_ATTR(protocol, 0644, ctc_proto_show, ctc_proto_store);
static DEVICE_ATTR(type, 0444, ctc_type_show, NULL);
+static DEVICE_ATTR(loglevel, 0644, loglevel_show, loglevel_write);
+static DEVICE_ATTR(stats, 0644, stats_show, stats_write);
+
static struct attribute *ctc_attr[] = {
&dev_attr_protocol.attr,
&dev_attr_type.attr,
@@ -3005,6 +2717,21 @@ static struct attribute_group ctc_attr_group = {
};
static int
+ctc_add_attributes(struct device *dev)
+{
+ device_create_file(dev, &dev_attr_loglevel);
+ device_create_file(dev, &dev_attr_stats);
+ return 0;
+}
+
+static void
+ctc_remove_attributes(struct device *dev)
+{
+ device_remove_file(dev, &dev_attr_stats);
+ device_remove_file(dev, &dev_attr_loglevel);
+}
+
+static int
ctc_add_files(struct device *dev)
{
pr_debug("%s() called\n", __FUNCTION__);
@@ -3028,15 +2755,15 @@ ctc_remove_files(struct device *dev)
*
* @returns 0 on success, !0 on failure.
*/
-
static int
ctc_probe_device(struct ccwgroup_device *cgdev)
{
struct ctc_priv *priv;
int rc;
+ char buffer[16];
pr_debug("%s() called\n", __FUNCTION__);
- DBF_TEXT(trace, 3, __FUNCTION__);
+ DBF_TEXT(setup, 3, __FUNCTION__);
if (!get_device(&cgdev->dev))
return -ENODEV;
@@ -3060,10 +2787,70 @@ ctc_probe_device(struct ccwgroup_device *cgdev)
cgdev->cdev[1]->handler = ctc_irq_handler;
cgdev->dev.driver_data = priv;
+ sprintf(buffer, "%p", priv);
+ DBF_TEXT(data, 3, buffer);
+
+ sprintf(buffer, "%u", (unsigned int)sizeof(struct ctc_priv));
+ DBF_TEXT(data, 3, buffer);
+
+ sprintf(buffer, "%p", &channels);
+ DBF_TEXT(data, 3, buffer);
+
+ sprintf(buffer, "%u", (unsigned int)sizeof(struct channel));
+ DBF_TEXT(data, 3, buffer);
+
return 0;
}
/**
+ * Initialize everything of the net device except the name and the
+ * channel structs.
+ */
+static struct net_device *
+ctc_init_netdevice(struct net_device * dev, int alloc_device,
+ struct ctc_priv *privptr)
+{
+ if (!privptr)
+ return NULL;
+
+ DBF_TEXT(setup, 3, __FUNCTION__);
+
+ if (alloc_device) {
+ dev = kmalloc(sizeof (struct net_device), GFP_KERNEL);
+ if (!dev)
+ return NULL;
+ memset(dev, 0, sizeof (struct net_device));
+ }
+
+ dev->priv = privptr;
+ privptr->fsm = init_fsm("ctcdev", dev_state_names,
+ dev_event_names, CTC_NR_DEV_STATES, CTC_NR_DEV_EVENTS,
+ dev_fsm, DEV_FSM_LEN, GFP_KERNEL);
+ if (privptr->fsm == NULL) {
+ if (alloc_device)
+ kfree(dev);
+ return NULL;
+ }
+ fsm_newstate(privptr->fsm, DEV_STATE_STOPPED);
+ fsm_settimer(privptr->fsm, &privptr->restart_timer);
+ if (dev->mtu == 0)
+ dev->mtu = CTC_BUFSIZE_DEFAULT - LL_HEADER_LENGTH - 2;
+ dev->hard_start_xmit = ctc_tx;
+ dev->open = ctc_open;
+ dev->stop = ctc_close;
+ dev->get_stats = ctc_stats;
+ dev->change_mtu = ctc_change_mtu;
+ dev->hard_header_len = LL_HEADER_LENGTH + 2;
+ dev->addr_len = 0;
+ dev->type = ARPHRD_SLIP;
+ dev->tx_queue_len = 100;
+ dev->flags = IFF_POINTOPOINT | IFF_NOARP;
+ SET_MODULE_OWNER(dev);
+ return dev;
+}
+
+
+/**
*
* Setup an interface.
*
@@ -3081,6 +2868,7 @@ ctc_new_device(struct ccwgroup_device *cgdev)
struct ctc_priv *privptr;
struct net_device *dev;
int ret;
+ char buffer[16];
pr_debug("%s() called\n", __FUNCTION__);
DBF_TEXT(setup, 3, __FUNCTION__);
@@ -3089,6 +2877,9 @@ ctc_new_device(struct ccwgroup_device *cgdev)
if (!privptr)
return -ENODEV;
+ sprintf(buffer, "%d", privptr->buffer_size);
+ DBF_TEXT(setup, 3, buffer);
+
type = get_channel_type(&cgdev->cdev[0]->id);
snprintf(read_id, CTC_ID_SIZE, "ch-%s", cgdev->cdev[0]->dev.bus_id);
@@ -3177,9 +2968,10 @@ ctc_shutdown_device(struct ccwgroup_device *cgdev)
struct ctc_priv *priv;
struct net_device *ndev;
- DBF_TEXT(trace, 3, __FUNCTION__);
+ DBF_TEXT(setup, 3, __FUNCTION__);
pr_debug("%s() called\n", __FUNCTION__);
+
priv = cgdev->dev.driver_data;
ndev = NULL;
if (!priv)
@@ -3215,7 +3007,6 @@ ctc_shutdown_device(struct ccwgroup_device *cgdev)
channel_remove(priv->channel[READ]);
if (priv->channel[WRITE])
channel_remove(priv->channel[WRITE]);
-
priv->channel[READ] = priv->channel[WRITE] = NULL;
return 0;
@@ -3228,7 +3019,7 @@ ctc_remove_device(struct ccwgroup_device *cgdev)
struct ctc_priv *priv;
pr_debug("%s() called\n", __FUNCTION__);
- DBF_TEXT(trace, 3, __FUNCTION__);
+ DBF_TEXT(setup, 3, __FUNCTION__);
priv = cgdev->dev.driver_data;
if (!priv)
@@ -3265,6 +3056,7 @@ static struct ccwgroup_driver ctc_group_driver = {
static void __exit
ctc_exit(void)
{
+ DBF_TEXT(setup, 3, __FUNCTION__);
unregister_cu3088_discipline(&ctc_group_driver);
ctc_tty_cleanup();
ctc_unregister_dbf_views();
@@ -3282,6 +3074,10 @@ ctc_init(void)
{
int ret = 0;
+ loglevel = CTC_LOGLEVEL_DEFAULT;
+
+ DBF_TEXT(setup, 3, __FUNCTION__);
+
print_banner();
ret = ctc_register_dbf_views();
diff --git a/drivers/s390/net/ctcmain.h b/drivers/s390/net/ctcmain.h
new file mode 100644
index 00000000000..ba3605f1633
--- /dev/null
+++ b/drivers/s390/net/ctcmain.h
@@ -0,0 +1,276 @@
+/*
+ * $Id: ctcmain.h,v 1.4 2005/03/24 09:04:17 mschwide Exp $
+ *
+ * CTC / ESCON network driver
+ *
+ * Copyright (C) 2001 IBM Deutschland Entwicklung GmbH, IBM Corporation
+ * Author(s): Fritz Elfert (elfert@de.ibm.com, felfert@millenux.com)
+ Peter Tiedemann (ptiedem@de.ibm.com)
+ *
+ *
+ * Documentation used:
+ * - Principles of Operation (IBM doc#: SA22-7201-06)
+ * - Common IO/-Device Commands and Self Description (IBM doc#: SA22-7204-02)
+ * - Common IO/-Device Commands and Self Description (IBM doc#: SN22-5535)
+ * - ESCON Channel-to-Channel Adapter (IBM doc#: SA22-7203-00)
+ * - ESCON I/O Interface (IBM doc#: SA22-7202-029
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * RELEASE-TAG: CTC/ESCON network driver $Revision: 1.4 $
+ *
+ */
+
+#ifndef _CTCMAIN_H_
+#define _CTCMAIN_H_
+
+#include <asm/ccwdev.h>
+#include <asm/ccwgroup.h>
+
+#include "ctctty.h"
+#include "fsm.h"
+#include "cu3088.h"
+
+
+/**
+ * CCW commands, used in this driver.
+ */
+#define CCW_CMD_WRITE 0x01
+#define CCW_CMD_READ 0x02
+#define CCW_CMD_SET_EXTENDED 0xc3
+#define CCW_CMD_PREPARE 0xe3
+
+#define CTC_PROTO_S390 0
+#define CTC_PROTO_LINUX 1
+#define CTC_PROTO_LINUX_TTY 2
+#define CTC_PROTO_OS390 3
+#define CTC_PROTO_MAX 3
+
+#define CTC_BUFSIZE_LIMIT 65535
+#define CTC_BUFSIZE_DEFAULT 32768
+
+#define CTC_TIMEOUT_5SEC 5000
+
+#define CTC_INITIAL_BLOCKLEN 2
+
+#define READ 0
+#define WRITE 1
+
+#define CTC_ID_SIZE BUS_ID_SIZE+3
+
+
+struct ctc_profile {
+ unsigned long maxmulti;
+ unsigned long maxcqueue;
+ unsigned long doios_single;
+ unsigned long doios_multi;
+ unsigned long txlen;
+ unsigned long tx_time;
+ struct timespec send_stamp;
+};
+
+/**
+ * Definition of one channel
+ */
+struct channel {
+
+ /**
+ * Pointer to next channel in list.
+ */
+ struct channel *next;
+ char id[CTC_ID_SIZE];
+ struct ccw_device *cdev;
+
+ /**
+ * Type of this channel.
+ * CTC/A or Escon for valid channels.
+ */
+ enum channel_types type;
+
+ /**
+ * Misc. flags. See CHANNEL_FLAGS_... below
+ */
+ __u32 flags;
+
+ /**
+ * The protocol of this channel
+ */
+ __u16 protocol;
+
+ /**
+ * I/O and irq related stuff
+ */
+ struct ccw1 *ccw;
+ struct irb *irb;
+
+ /**
+ * RX/TX buffer size
+ */
+ int max_bufsize;
+
+ /**
+ * Transmit/Receive buffer.
+ */
+ struct sk_buff *trans_skb;
+
+ /**
+ * Universal I/O queue.
+ */
+ struct sk_buff_head io_queue;
+
+ /**
+ * TX queue for collecting skb's during busy.
+ */
+ struct sk_buff_head collect_queue;
+
+ /**
+ * Amount of data in collect_queue.
+ */
+ int collect_len;
+
+ /**
+ * spinlock for collect_queue and collect_len
+ */
+ spinlock_t collect_lock;
+
+ /**
+ * Timer for detecting unresposive
+ * I/O operations.
+ */
+ fsm_timer timer;
+
+ /**
+ * Retry counter for misc. operations.
+ */
+ int retry;
+
+ /**
+ * The finite state machine of this channel
+ */
+ fsm_instance *fsm;
+
+ /**
+ * The corresponding net_device this channel
+ * belongs to.
+ */
+ struct net_device *netdev;
+
+ struct ctc_profile prof;
+
+ unsigned char *trans_skb_data;
+
+ __u16 logflags;
+};
+
+#define CHANNEL_FLAGS_READ 0
+#define CHANNEL_FLAGS_WRITE 1
+#define CHANNEL_FLAGS_INUSE 2
+#define CHANNEL_FLAGS_BUFSIZE_CHANGED 4
+#define CHANNEL_FLAGS_FAILED 8
+#define CHANNEL_FLAGS_WAITIRQ 16
+#define CHANNEL_FLAGS_RWMASK 1
+#define CHANNEL_DIRECTION(f) (f & CHANNEL_FLAGS_RWMASK)
+
+#define LOG_FLAG_ILLEGALPKT 1
+#define LOG_FLAG_ILLEGALSIZE 2
+#define LOG_FLAG_OVERRUN 4
+#define LOG_FLAG_NOMEM 8
+
+#define CTC_LOGLEVEL_INFO 1
+#define CTC_LOGLEVEL_NOTICE 2
+#define CTC_LOGLEVEL_WARN 4
+#define CTC_LOGLEVEL_EMERG 8
+#define CTC_LOGLEVEL_ERR 16
+#define CTC_LOGLEVEL_DEBUG 32
+#define CTC_LOGLEVEL_CRIT 64
+
+#define CTC_LOGLEVEL_DEFAULT \
+(CTC_LOGLEVEL_INFO | CTC_LOGLEVEL_NOTICE | CTC_LOGLEVEL_WARN | CTC_LOGLEVEL_CRIT)
+
+#define CTC_LOGLEVEL_MAX ((CTC_LOGLEVEL_CRIT<<1)-1)
+
+#define ctc_pr_debug(fmt, arg...) \
+do { if (loglevel & CTC_LOGLEVEL_DEBUG) printk(KERN_DEBUG fmt,##arg); } while (0)
+
+#define ctc_pr_info(fmt, arg...) \
+do { if (loglevel & CTC_LOGLEVEL_INFO) printk(KERN_INFO fmt,##arg); } while (0)
+
+#define ctc_pr_notice(fmt, arg...) \
+do { if (loglevel & CTC_LOGLEVEL_NOTICE) printk(KERN_NOTICE fmt,##arg); } while (0)
+
+#define ctc_pr_warn(fmt, arg...) \
+do { if (loglevel & CTC_LOGLEVEL_WARN) printk(KERN_WARNING fmt,##arg); } while (0)
+
+#define ctc_pr_emerg(fmt, arg...) \
+do { if (loglevel & CTC_LOGLEVEL_EMERG) printk(KERN_EMERG fmt,##arg); } while (0)
+
+#define ctc_pr_err(fmt, arg...) \
+do { if (loglevel & CTC_LOGLEVEL_ERR) printk(KERN_ERR fmt,##arg); } while (0)
+
+#define ctc_pr_crit(fmt, arg...) \
+do { if (loglevel & CTC_LOGLEVEL_CRIT) printk(KERN_CRIT fmt,##arg); } while (0)
+
+struct ctc_priv {
+ struct net_device_stats stats;
+ unsigned long tbusy;
+ /**
+ * The finite state machine of this interface.
+ */
+ fsm_instance *fsm;
+ /**
+ * The protocol of this device
+ */
+ __u16 protocol;
+ /**
+ * Timer for restarting after I/O Errors
+ */
+ fsm_timer restart_timer;
+
+ int buffer_size;
+
+ struct channel *channel[2];
+};
+
+/**
+ * Definition of our link level header.
+ */
+struct ll_header {
+ __u16 length;
+ __u16 type;
+ __u16 unused;
+};
+#define LL_HEADER_LENGTH (sizeof(struct ll_header))
+
+/**
+ * Compatibility macros for busy handling
+ * of network devices.
+ */
+static __inline__ void
+ctc_clear_busy(struct net_device * dev)
+{
+ clear_bit(0, &(((struct ctc_priv *) dev->priv)->tbusy));
+ if (((struct ctc_priv *)dev->priv)->protocol != CTC_PROTO_LINUX_TTY)
+ netif_wake_queue(dev);
+}
+
+static __inline__ int
+ctc_test_and_set_busy(struct net_device * dev)
+{
+ if (((struct ctc_priv *)dev->priv)->protocol != CTC_PROTO_LINUX_TTY)
+ netif_stop_queue(dev);
+ return test_and_set_bit(0, &((struct ctc_priv *) dev->priv)->tbusy);
+}
+
+#endif
diff --git a/drivers/s390/net/ctctty.c b/drivers/s390/net/ctctty.c
index 9257d60c783..3080393e823 100644
--- a/drivers/s390/net/ctctty.c
+++ b/drivers/s390/net/ctctty.c
@@ -1,5 +1,5 @@
/*
- * $Id: ctctty.c,v 1.26 2004/08/04 11:06:55 mschwide Exp $
+ * $Id: ctctty.c,v 1.29 2005/04/05 08:50:44 mschwide Exp $
*
* CTC / ESCON network driver, tty interface.
*
@@ -1056,8 +1056,7 @@ ctc_tty_close(struct tty_struct *tty, struct file *filp)
info->tty = 0;
tty->closing = 0;
if (info->blocked_open) {
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(HZ/2);
+ msleep_interruptible(500);
wake_up_interruptible(&info->open_wait);
}
info->flags &= ~(CTC_ASYNC_NORMAL_ACTIVE | CTC_ASYNC_CLOSING);
diff --git a/drivers/s390/net/cu3088.c b/drivers/s390/net/cu3088.c
index 1b0a9f16024..0075894c71d 100644
--- a/drivers/s390/net/cu3088.c
+++ b/drivers/s390/net/cu3088.c
@@ -1,5 +1,5 @@
/*
- * $Id: cu3088.c,v 1.34 2004/06/15 13:16:27 pavlic Exp $
+ * $Id: cu3088.c,v 1.35 2005/03/30 19:28:52 richtera Exp $
*
* CTC / LCS ccw_device driver
*
@@ -39,6 +39,7 @@ const char *cu3088_type[] = {
"FICON channel",
"P390 LCS card",
"OSA LCS card",
+ "CLAW channel device",
"unknown channel type",
"unsupported channel type",
};
@@ -51,6 +52,7 @@ static struct ccw_device_id cu3088_ids[] = {
{ CCW_DEVICE(0x3088, 0x1e), .driver_info = channel_type_ficon },
{ CCW_DEVICE(0x3088, 0x01), .driver_info = channel_type_p390 },
{ CCW_DEVICE(0x3088, 0x60), .driver_info = channel_type_osa2 },
+ { CCW_DEVICE(0x3088, 0x61), .driver_info = channel_type_claw },
{ /* end of list */ }
};
diff --git a/drivers/s390/net/cu3088.h b/drivers/s390/net/cu3088.h
index 0ec49a8b3ad..1753661f702 100644
--- a/drivers/s390/net/cu3088.h
+++ b/drivers/s390/net/cu3088.h
@@ -23,6 +23,9 @@ enum channel_types {
/* Device is a OSA2 card */
channel_type_osa2,
+ /* Device is a CLAW channel device */
+ channel_type_claw,
+
/* Device is a channel, but we don't know
* anything about it */
channel_type_unknown,
diff --git a/drivers/s390/net/iucv.c b/drivers/s390/net/iucv.c
index 1ac6563ee3e..e08e74e1612 100644
--- a/drivers/s390/net/iucv.c
+++ b/drivers/s390/net/iucv.c
@@ -1,5 +1,5 @@
/*
- * $Id: iucv.c,v 1.43 2005/02/09 14:47:43 braunu Exp $
+ * $Id: iucv.c,v 1.45 2005/04/26 22:59:06 braunu Exp $
*
* IUCV network driver
*
@@ -29,7 +29,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * RELEASE-TAG: IUCV lowlevel driver $Revision: 1.43 $
+ * RELEASE-TAG: IUCV lowlevel driver $Revision: 1.45 $
*
*/
@@ -355,7 +355,7 @@ do { \
static void
iucv_banner(void)
{
- char vbuf[] = "$Revision: 1.43 $";
+ char vbuf[] = "$Revision: 1.45 $";
char *version = vbuf;
if ((version = strchr(version, ':'))) {
@@ -2553,12 +2553,12 @@ EXPORT_SYMBOL (iucv_resume);
#endif
EXPORT_SYMBOL (iucv_reply_prmmsg);
EXPORT_SYMBOL (iucv_send);
-#if 0
EXPORT_SYMBOL (iucv_send2way);
EXPORT_SYMBOL (iucv_send2way_array);
-EXPORT_SYMBOL (iucv_send_array);
EXPORT_SYMBOL (iucv_send2way_prmmsg);
EXPORT_SYMBOL (iucv_send2way_prmmsg_array);
+#if 0
+EXPORT_SYMBOL (iucv_send_array);
EXPORT_SYMBOL (iucv_send_prmmsg);
EXPORT_SYMBOL (iucv_setmask);
#endif
diff --git a/drivers/s390/net/iucv.h b/drivers/s390/net/iucv.h
index 198330217ef..0c4644d3d2f 100644
--- a/drivers/s390/net/iucv.h
+++ b/drivers/s390/net/iucv.h
@@ -37,19 +37,19 @@
*/
#define IUCV_DBF_SETUP_NAME "iucv_setup"
#define IUCV_DBF_SETUP_LEN 32
-#define IUCV_DBF_SETUP_INDEX 1
+#define IUCV_DBF_SETUP_PAGES 2
#define IUCV_DBF_SETUP_NR_AREAS 1
#define IUCV_DBF_SETUP_LEVEL 3
#define IUCV_DBF_DATA_NAME "iucv_data"
#define IUCV_DBF_DATA_LEN 128
-#define IUCV_DBF_DATA_INDEX 1
+#define IUCV_DBF_DATA_PAGES 2
#define IUCV_DBF_DATA_NR_AREAS 1
#define IUCV_DBF_DATA_LEVEL 2
#define IUCV_DBF_TRACE_NAME "iucv_trace"
#define IUCV_DBF_TRACE_LEN 16
-#define IUCV_DBF_TRACE_INDEX 2
+#define IUCV_DBF_TRACE_PAGES 4
#define IUCV_DBF_TRACE_NR_AREAS 1
#define IUCV_DBF_TRACE_LEVEL 3
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 0f76e945b98..46f34ba93ac 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -11,7 +11,7 @@
* Frank Pavlic (pavlic@de.ibm.com) and
* Martin Schwidefsky <schwidefsky@de.ibm.com>
*
- * $Revision: 1.96 $ $Date: 2004/11/11 13:42:33 $
+ * $Revision: 1.99 $ $Date: 2005/05/11 08:10:17 $
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -59,7 +59,7 @@
/**
* initialization string for output
*/
-#define VERSION_LCS_C "$Revision: 1.96 $"
+#define VERSION_LCS_C "$Revision: 1.99 $"
static char version[] __initdata = "LCS driver ("VERSION_LCS_C "/" VERSION_LCS_H ")";
static char debug_buffer[255];
@@ -93,8 +93,8 @@ lcs_unregister_debug_facility(void)
static int
lcs_register_debug_facility(void)
{
- lcs_dbf_setup = debug_register("lcs_setup", 1, 1, 8);
- lcs_dbf_trace = debug_register("lcs_trace", 1, 2, 8);
+ lcs_dbf_setup = debug_register("lcs_setup", 2, 1, 8);
+ lcs_dbf_trace = debug_register("lcs_trace", 2, 2, 8);
if (lcs_dbf_setup == NULL || lcs_dbf_trace == NULL) {
PRINT_ERR("Not enough memory for debug facility.\n");
lcs_unregister_debug_facility();
@@ -1098,14 +1098,6 @@ lcs_check_multicast_support(struct lcs_card *card)
PRINT_ERR("Query IPAssist failed. Assuming unsupported!\n");
return -EOPNOTSUPP;
}
- /* Print out supported assists: IPv6 */
- PRINT_INFO("LCS device %s %s IPv6 support\n", card->dev->name,
- (card->ip_assists_supported & LCS_IPASS_IPV6_SUPPORT) ?
- "with" : "without");
- /* Print out supported assist: Multicast */
- PRINT_INFO("LCS device %s %s Multicast support\n", card->dev->name,
- (card->ip_assists_supported & LCS_IPASS_MULTICAST_SUPPORT) ?
- "with" : "without");
if (card->ip_assists_supported & LCS_IPASS_MULTICAST_SUPPORT)
return 0;
return -EOPNOTSUPP;
@@ -1160,7 +1152,7 @@ list_modified:
}
}
/* re-insert all entries from the failed_list into ipm_list */
- list_for_each_entry(ipm, &failed_list, list) {
+ list_for_each_entry_safe(ipm, tmp, &failed_list, list) {
list_del_init(&ipm->list);
list_add_tail(&ipm->list, &card->ipm_list);
}
@@ -1992,7 +1984,7 @@ lcs_open_device(struct net_device *dev)
* show function for portno called by cat or similar things
*/
static ssize_t
-lcs_portno_show (struct device *dev, char *buf)
+lcs_portno_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct lcs_card *card;
@@ -2008,7 +2000,7 @@ lcs_portno_show (struct device *dev, char *buf)
* store the value which is piped to file portno
*/
static ssize_t
-lcs_portno_store (struct device *dev, const char *buf, size_t count)
+lcs_portno_store (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct lcs_card *card;
int value;
@@ -2029,7 +2021,7 @@ lcs_portno_store (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(portno, 0644, lcs_portno_show, lcs_portno_store);
static ssize_t
-lcs_type_show(struct device *dev, char *buf)
+lcs_type_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct ccwgroup_device *cgdev;
@@ -2043,7 +2035,7 @@ lcs_type_show(struct device *dev, char *buf)
static DEVICE_ATTR(type, 0444, lcs_type_show, NULL);
static ssize_t
-lcs_timeout_show(struct device *dev, char *buf)
+lcs_timeout_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct lcs_card *card;
@@ -2053,7 +2045,7 @@ lcs_timeout_show(struct device *dev, char *buf)
}
static ssize_t
-lcs_timeout_store (struct device *dev, const char *buf, size_t count)
+lcs_timeout_store (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct lcs_card *card;
int value;
@@ -2198,30 +2190,39 @@ lcs_new_device(struct ccwgroup_device *ccwgdev)
if (!dev)
goto out;
card->dev = dev;
-netdev_out:
card->dev->priv = card;
card->dev->open = lcs_open_device;
card->dev->stop = lcs_stop_device;
card->dev->hard_start_xmit = lcs_start_xmit;
card->dev->get_stats = lcs_getstats;
SET_MODULE_OWNER(dev);
- if (lcs_register_netdev(ccwgdev) != 0)
- goto out;
memcpy(card->dev->dev_addr, card->mac, LCS_MAC_LENGTH);
#ifdef CONFIG_IP_MULTICAST
if (!lcs_check_multicast_support(card))
card->dev->set_multicast_list = lcs_set_multicast_list;
#endif
- netif_stop_queue(card->dev);
+netdev_out:
lcs_set_allowed_threads(card,0xffffffff);
if (recover_state == DEV_STATE_RECOVER) {
lcs_set_multicast_list(card->dev);
card->dev->flags |= IFF_UP;
netif_wake_queue(card->dev);
card->state = DEV_STATE_UP;
- } else
+ } else {
lcs_stopcard(card);
+ }
+ if (lcs_register_netdev(ccwgdev) != 0)
+ goto out;
+
+ /* Print out supported assists: IPv6 */
+ PRINT_INFO("LCS device %s %s IPv6 support\n", card->dev->name,
+ (card->ip_assists_supported & LCS_IPASS_IPV6_SUPPORT) ?
+ "with" : "without");
+ /* Print out supported assist: Multicast */
+ PRINT_INFO("LCS device %s %s Multicast support\n", card->dev->name,
+ (card->ip_assists_supported & LCS_IPASS_MULTICAST_SUPPORT) ?
+ "with" : "without");
return 0;
out:
diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index 16e8e69afb1..69425a7a6e9 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -1,5 +1,5 @@
/*
- * $Id: netiucv.c,v 1.63 2004/07/27 13:36:05 mschwide Exp $
+ * $Id: netiucv.c,v 1.66 2005/05/11 08:10:17 holzheu Exp $
*
* IUCV network driver
*
@@ -30,7 +30,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * RELEASE-TAG: IUCV network driver $Revision: 1.63 $
+ * RELEASE-TAG: IUCV network driver $Revision: 1.66 $
*
*/
@@ -391,15 +391,15 @@ static int
iucv_register_dbf_views(void)
{
iucv_dbf_setup = debug_register(IUCV_DBF_SETUP_NAME,
- IUCV_DBF_SETUP_INDEX,
+ IUCV_DBF_SETUP_PAGES,
IUCV_DBF_SETUP_NR_AREAS,
IUCV_DBF_SETUP_LEN);
iucv_dbf_data = debug_register(IUCV_DBF_DATA_NAME,
- IUCV_DBF_DATA_INDEX,
+ IUCV_DBF_DATA_PAGES,
IUCV_DBF_DATA_NR_AREAS,
IUCV_DBF_DATA_LEN);
iucv_dbf_trace = debug_register(IUCV_DBF_TRACE_NAME,
- IUCV_DBF_TRACE_INDEX,
+ IUCV_DBF_TRACE_PAGES,
IUCV_DBF_TRACE_NR_AREAS,
IUCV_DBF_TRACE_LEN);
@@ -1356,7 +1356,7 @@ netiucv_change_mtu (struct net_device * dev, int new_mtu)
*****************************************************************************/
static ssize_t
-user_show (struct device *dev, char *buf)
+user_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1365,7 +1365,7 @@ user_show (struct device *dev, char *buf)
}
static ssize_t
-user_write (struct device *dev, const char *buf, size_t count)
+user_write (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct netiucv_priv *priv = dev->driver_data;
struct net_device *ndev = priv->conn->netdev;
@@ -1422,7 +1422,7 @@ user_write (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(user, 0644, user_show, user_write);
static ssize_t
-buffer_show (struct device *dev, char *buf)
+buffer_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1431,7 +1431,7 @@ buffer_show (struct device *dev, char *buf)
}
static ssize_t
-buffer_write (struct device *dev, const char *buf, size_t count)
+buffer_write (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct netiucv_priv *priv = dev->driver_data;
struct net_device *ndev = priv->conn->netdev;
@@ -1486,7 +1486,7 @@ buffer_write (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(buffer, 0644, buffer_show, buffer_write);
static ssize_t
-dev_fsm_show (struct device *dev, char *buf)
+dev_fsm_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1497,7 +1497,7 @@ dev_fsm_show (struct device *dev, char *buf)
static DEVICE_ATTR(device_fsm_state, 0444, dev_fsm_show, NULL);
static ssize_t
-conn_fsm_show (struct device *dev, char *buf)
+conn_fsm_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1508,7 +1508,7 @@ conn_fsm_show (struct device *dev, char *buf)
static DEVICE_ATTR(connection_fsm_state, 0444, conn_fsm_show, NULL);
static ssize_t
-maxmulti_show (struct device *dev, char *buf)
+maxmulti_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1517,7 +1517,7 @@ maxmulti_show (struct device *dev, char *buf)
}
static ssize_t
-maxmulti_write (struct device *dev, const char *buf, size_t count)
+maxmulti_write (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1529,7 +1529,7 @@ maxmulti_write (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(max_tx_buffer_used, 0644, maxmulti_show, maxmulti_write);
static ssize_t
-maxcq_show (struct device *dev, char *buf)
+maxcq_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1538,7 +1538,7 @@ maxcq_show (struct device *dev, char *buf)
}
static ssize_t
-maxcq_write (struct device *dev, const char *buf, size_t count)
+maxcq_write (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1550,7 +1550,7 @@ maxcq_write (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(max_chained_skbs, 0644, maxcq_show, maxcq_write);
static ssize_t
-sdoio_show (struct device *dev, char *buf)
+sdoio_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1559,7 +1559,7 @@ sdoio_show (struct device *dev, char *buf)
}
static ssize_t
-sdoio_write (struct device *dev, const char *buf, size_t count)
+sdoio_write (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1571,7 +1571,7 @@ sdoio_write (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(tx_single_write_ops, 0644, sdoio_show, sdoio_write);
static ssize_t
-mdoio_show (struct device *dev, char *buf)
+mdoio_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1580,7 +1580,7 @@ mdoio_show (struct device *dev, char *buf)
}
static ssize_t
-mdoio_write (struct device *dev, const char *buf, size_t count)
+mdoio_write (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1592,7 +1592,7 @@ mdoio_write (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(tx_multi_write_ops, 0644, mdoio_show, mdoio_write);
static ssize_t
-txlen_show (struct device *dev, char *buf)
+txlen_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1601,7 +1601,7 @@ txlen_show (struct device *dev, char *buf)
}
static ssize_t
-txlen_write (struct device *dev, const char *buf, size_t count)
+txlen_write (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1613,7 +1613,7 @@ txlen_write (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(netto_bytes, 0644, txlen_show, txlen_write);
static ssize_t
-txtime_show (struct device *dev, char *buf)
+txtime_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1622,7 +1622,7 @@ txtime_show (struct device *dev, char *buf)
}
static ssize_t
-txtime_write (struct device *dev, const char *buf, size_t count)
+txtime_write (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1634,7 +1634,7 @@ txtime_write (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(max_tx_io_time, 0644, txtime_show, txtime_write);
static ssize_t
-txpend_show (struct device *dev, char *buf)
+txpend_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1643,7 +1643,7 @@ txpend_show (struct device *dev, char *buf)
}
static ssize_t
-txpend_write (struct device *dev, const char *buf, size_t count)
+txpend_write (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1655,7 +1655,7 @@ txpend_write (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(tx_pending, 0644, txpend_show, txpend_write);
static ssize_t
-txmpnd_show (struct device *dev, char *buf)
+txmpnd_show (struct device *dev, struct device_attribute *attr, char *buf)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -1664,7 +1664,7 @@ txmpnd_show (struct device *dev, char *buf)
}
static ssize_t
-txmpnd_write (struct device *dev, const char *buf, size_t count)
+txmpnd_write (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct netiucv_priv *priv = dev->driver_data;
@@ -2076,7 +2076,7 @@ DRIVER_ATTR(remove, 0200, NULL, remove_write);
static void
netiucv_banner(void)
{
- char vbuf[] = "$Revision: 1.63 $";
+ char vbuf[] = "$Revision: 1.66 $";
char *version = vbuf;
if ((version = strchr(version, ':'))) {
diff --git a/drivers/s390/net/qeth.h b/drivers/s390/net/qeth.h
index a341041a6cf..008e0a5d2eb 100644
--- a/drivers/s390/net/qeth.h
+++ b/drivers/s390/net/qeth.h
@@ -24,7 +24,7 @@
#include "qeth_mpc.h"
-#define VERSION_QETH_H "$Revision: 1.135 $"
+#define VERSION_QETH_H "$Revision: 1.139 $"
#ifdef CONFIG_QETH_IPV6
#define QETH_VERSION_IPV6 ":IPv6"
@@ -42,44 +42,44 @@
*/
#define QETH_DBF_SETUP_NAME "qeth_setup"
#define QETH_DBF_SETUP_LEN 8
-#define QETH_DBF_SETUP_INDEX 3
+#define QETH_DBF_SETUP_PAGES 8
#define QETH_DBF_SETUP_NR_AREAS 1
#define QETH_DBF_SETUP_LEVEL 5
#define QETH_DBF_MISC_NAME "qeth_misc"
#define QETH_DBF_MISC_LEN 128
-#define QETH_DBF_MISC_INDEX 1
+#define QETH_DBF_MISC_PAGES 2
#define QETH_DBF_MISC_NR_AREAS 1
#define QETH_DBF_MISC_LEVEL 2
#define QETH_DBF_DATA_NAME "qeth_data"
#define QETH_DBF_DATA_LEN 96
-#define QETH_DBF_DATA_INDEX 3
+#define QETH_DBF_DATA_PAGES 8
#define QETH_DBF_DATA_NR_AREAS 1
#define QETH_DBF_DATA_LEVEL 2
#define QETH_DBF_CONTROL_NAME "qeth_control"
#define QETH_DBF_CONTROL_LEN 256
-#define QETH_DBF_CONTROL_INDEX 3
+#define QETH_DBF_CONTROL_PAGES 8
#define QETH_DBF_CONTROL_NR_AREAS 2
#define QETH_DBF_CONTROL_LEVEL 5
#define QETH_DBF_TRACE_NAME "qeth_trace"
#define QETH_DBF_TRACE_LEN 8
-#define QETH_DBF_TRACE_INDEX 2
+#define QETH_DBF_TRACE_PAGES 4
#define QETH_DBF_TRACE_NR_AREAS 2
#define QETH_DBF_TRACE_LEVEL 3
extern debug_info_t *qeth_dbf_trace;
#define QETH_DBF_SENSE_NAME "qeth_sense"
#define QETH_DBF_SENSE_LEN 64
-#define QETH_DBF_SENSE_INDEX 1
+#define QETH_DBF_SENSE_PAGES 2
#define QETH_DBF_SENSE_NR_AREAS 1
#define QETH_DBF_SENSE_LEVEL 2
#define QETH_DBF_QERR_NAME "qeth_qerr"
#define QETH_DBF_QERR_LEN 8
-#define QETH_DBF_QERR_INDEX 1
+#define QETH_DBF_QERR_PAGES 2
#define QETH_DBF_QERR_NR_AREAS 2
#define QETH_DBF_QERR_LEVEL 2
@@ -288,7 +288,8 @@ qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, enum qeth_ipa_funcs func)
#define QETH_TX_TIMEOUT 100 * HZ
#define QETH_HEADER_SIZE 32
#define MAX_PORTNO 15
-#define QETH_FAKE_LL_LEN ETH_HLEN
+#define QETH_FAKE_LL_LEN_ETH ETH_HLEN
+#define QETH_FAKE_LL_LEN_TR (sizeof(struct trh_hdr)-TR_MAXRIFLEN+sizeof(struct trllc))
#define QETH_FAKE_LL_V6_ADDR_POS 24
/*IPv6 address autoconfiguration stuff*/
@@ -369,6 +370,25 @@ struct qeth_hdr {
} hdr;
} __attribute__ ((packed));
+/*TCP Segmentation Offload header*/
+struct qeth_hdr_ext_tso {
+ __u16 hdr_tot_len;
+ __u8 imb_hdr_no;
+ __u8 reserved;
+ __u8 hdr_type;
+ __u8 hdr_version;
+ __u16 hdr_len;
+ __u32 payload_len;
+ __u16 mss;
+ __u16 dg_hdr_len;
+ __u8 padding[16];
+} __attribute__ ((packed));
+
+struct qeth_hdr_tso {
+ struct qeth_hdr hdr; /*hdr->hdr.l3.xxx*/
+ struct qeth_hdr_ext_tso ext;
+} __attribute__ ((packed));
+
/* flags for qeth_hdr.flags */
#define QETH_HDR_PASSTHRU 0x10
@@ -866,6 +886,7 @@ qeth_push_skb(struct qeth_card *card, struct sk_buff **skb, int size)
return hdr;
}
+
inline static int
qeth_get_hlen(__u8 link_type)
{
@@ -873,19 +894,19 @@ qeth_get_hlen(__u8 link_type)
switch (link_type) {
case QETH_LINK_TYPE_HSTR:
case QETH_LINK_TYPE_LANE_TR:
- return sizeof(struct qeth_hdr) + TR_HLEN;
+ return sizeof(struct qeth_hdr_tso) + TR_HLEN;
default:
#ifdef CONFIG_QETH_VLAN
- return sizeof(struct qeth_hdr) + VLAN_ETH_HLEN;
+ return sizeof(struct qeth_hdr_tso) + VLAN_ETH_HLEN;
#else
- return sizeof(struct qeth_hdr) + ETH_HLEN;
+ return sizeof(struct qeth_hdr_tso) + ETH_HLEN;
#endif
}
#else /* CONFIG_QETH_IPV6 */
#ifdef CONFIG_QETH_VLAN
- return sizeof(struct qeth_hdr) + VLAN_HLEN;
+ return sizeof(struct qeth_hdr_tso) + VLAN_HLEN;
#else
- return sizeof(struct qeth_hdr);
+ return sizeof(struct qeth_hdr_tso);
#endif
#endif /* CONFIG_QETH_IPV6 */
}
diff --git a/drivers/s390/net/qeth_eddp.c b/drivers/s390/net/qeth_eddp.c
index 7ee1c06ed68..f94f1f25eec 100644
--- a/drivers/s390/net/qeth_eddp.c
+++ b/drivers/s390/net/qeth_eddp.c
@@ -1,6 +1,6 @@
/*
*
- * linux/drivers/s390/net/qeth_eddp.c ($Revision: 1.11 $)
+ * linux/drivers/s390/net/qeth_eddp.c ($Revision: 1.13 $)
*
* Enhanced Device Driver Packing (EDDP) support for the qeth driver.
*
@@ -8,7 +8,7 @@
*
* Author(s): Thomas Spatzier <tspat@de.ibm.com>
*
- * $Revision: 1.11 $ $Date: 2005/03/24 09:04:18 $
+ * $Revision: 1.13 $ $Date: 2005/05/04 20:19:18 $
*
*/
#include <linux/config.h>
@@ -85,7 +85,7 @@ void
qeth_eddp_buf_release_contexts(struct qeth_qdio_out_buffer *buf)
{
struct qeth_eddp_context_reference *ref;
-
+
QETH_DBF_TEXT(trace, 6, "eddprctx");
while (!list_empty(&buf->ctx_list)){
ref = list_entry(buf->ctx_list.next,
@@ -139,7 +139,7 @@ qeth_eddp_fill_buffer(struct qeth_qdio_out_q *queue,
"buffer!\n");
goto out;
}
- }
+ }
/* check if the whole next skb fits into current buffer */
if ((QETH_MAX_BUFFER_ELEMENTS(queue->card) -
buf->next_element_to_fill)
@@ -152,7 +152,7 @@ qeth_eddp_fill_buffer(struct qeth_qdio_out_q *queue,
* and increment ctx's refcnt */
must_refcnt = 1;
continue;
- }
+ }
if (must_refcnt){
must_refcnt = 0;
if (qeth_eddp_buf_ref_context(buf, ctx)){
@@ -202,40 +202,29 @@ out:
return flush_cnt;
}
-static inline int
-qeth_get_skb_data_len(struct sk_buff *skb)
-{
- int len = skb->len;
- int i;
-
- for (i = 0; i < skb_shinfo(skb)->nr_frags; ++i)
- len -= skb_shinfo(skb)->frags[i].size;
- return len;
-}
-
static inline void
qeth_eddp_create_segment_hdrs(struct qeth_eddp_context *ctx,
- struct qeth_eddp_data *eddp)
+ struct qeth_eddp_data *eddp, int data_len)
{
u8 *page;
int page_remainder;
int page_offset;
- int hdr_len;
+ int pkt_len;
struct qeth_eddp_element *element;
QETH_DBF_TEXT(trace, 5, "eddpcrsh");
page = ctx->pages[ctx->offset >> PAGE_SHIFT];
page_offset = ctx->offset % PAGE_SIZE;
element = &ctx->elements[ctx->num_elements];
- hdr_len = eddp->nhl + eddp->thl;
+ pkt_len = eddp->nhl + eddp->thl + data_len;
/* FIXME: layer2 and VLAN !!! */
if (eddp->qh.hdr.l2.id == QETH_HEADER_TYPE_LAYER2)
- hdr_len += ETH_HLEN;
+ pkt_len += ETH_HLEN;
if (eddp->mac.h_proto == __constant_htons(ETH_P_8021Q))
- hdr_len += VLAN_HLEN;
- /* does complete header fit in current page ? */
+ pkt_len += VLAN_HLEN;
+ /* does complete packet fit in current page ? */
page_remainder = PAGE_SIZE - page_offset;
- if (page_remainder < (sizeof(struct qeth_hdr) + hdr_len)){
+ if (page_remainder < (sizeof(struct qeth_hdr) + pkt_len)){
/* no -> go to start of next page */
ctx->offset += page_remainder;
page = ctx->pages[ctx->offset >> PAGE_SHIFT];
@@ -281,7 +270,7 @@ qeth_eddp_copy_data_tcp(char *dst, struct qeth_eddp_data *eddp, int len,
int left_in_frag;
int copy_len;
u8 *src;
-
+
QETH_DBF_TEXT(trace, 5, "eddpcdtc");
if (skb_shinfo(eddp->skb)->nr_frags == 0) {
memcpy(dst, eddp->skb->data + eddp->skb_offset, len);
@@ -292,7 +281,7 @@ qeth_eddp_copy_data_tcp(char *dst, struct qeth_eddp_data *eddp, int len,
while (len > 0) {
if (eddp->frag < 0) {
/* we're in skb->data */
- left_in_frag = qeth_get_skb_data_len(eddp->skb)
+ left_in_frag = (eddp->skb->len - eddp->skb->data_len)
- eddp->skb_offset;
src = eddp->skb->data + eddp->skb_offset;
} else {
@@ -424,7 +413,7 @@ __qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx,
struct tcphdr *tcph;
int data_len;
u32 hcsum;
-
+
QETH_DBF_TEXT(trace, 5, "eddpftcp");
eddp->skb_offset = sizeof(struct qeth_hdr) + eddp->nhl + eddp->thl;
tcph = eddp->skb->h.th;
@@ -464,7 +453,7 @@ __qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx,
else
hcsum = qeth_eddp_check_tcp6_hdr(eddp, data_len);
/* fill the next segment into the context */
- qeth_eddp_create_segment_hdrs(ctx, eddp);
+ qeth_eddp_create_segment_hdrs(ctx, eddp, data_len);
qeth_eddp_create_segment_data_tcp(ctx, eddp, data_len, hcsum);
if (eddp->skb_offset >= eddp->skb->len)
break;
@@ -474,13 +463,13 @@ __qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx,
eddp->th.tcp.h.seq += data_len;
}
}
-
+
static inline int
qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx,
struct sk_buff *skb, struct qeth_hdr *qhdr)
{
struct qeth_eddp_data *eddp = NULL;
-
+
QETH_DBF_TEXT(trace, 5, "eddpficx");
/* create our segmentation headers and copy original headers */
if (skb->protocol == ETH_P_IP)
@@ -520,7 +509,7 @@ qeth_eddp_calc_num_pages(struct qeth_eddp_context *ctx, struct sk_buff *skb,
int hdr_len)
{
int skbs_per_page;
-
+
QETH_DBF_TEXT(trace, 5, "eddpcanp");
/* can we put multiple skbs in one page? */
skbs_per_page = PAGE_SIZE / (skb_shinfo(skb)->tso_size + hdr_len);
@@ -600,7 +589,7 @@ qeth_eddp_create_context_tcp(struct qeth_card *card, struct sk_buff *skb,
struct qeth_hdr *qhdr)
{
struct qeth_eddp_context *ctx = NULL;
-
+
QETH_DBF_TEXT(trace, 5, "creddpct");
if (skb->protocol == ETH_P_IP)
ctx = qeth_eddp_create_context_generic(card, skb,
diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c
index 607b92542df..3cb88c77003 100644
--- a/drivers/s390/net/qeth_main.c
+++ b/drivers/s390/net/qeth_main.c
@@ -1,6 +1,6 @@
/*
*
- * linux/drivers/s390/net/qeth_main.c ($Revision: 1.206 $)
+ * linux/drivers/s390/net/qeth_main.c ($Revision: 1.214 $)
*
* Linux on zSeries OSA Express and HiperSockets support
*
@@ -12,7 +12,7 @@
* Frank Pavlic (pavlic@de.ibm.com) and
* Thomas Spatzier <tspat@de.ibm.com>
*
- * $Revision: 1.206 $ $Date: 2005/03/24 09:04:18 $
+ * $Revision: 1.214 $ $Date: 2005/05/04 20:19:18 $
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -80,7 +80,7 @@ qeth_eyecatcher(void)
#include "qeth_eddp.h"
#include "qeth_tso.h"
-#define VERSION_QETH_C "$Revision: 1.206 $"
+#define VERSION_QETH_C "$Revision: 1.214 $"
static const char *version = "qeth S/390 OSA-Express driver";
/**
@@ -158,6 +158,9 @@ qeth_irq_tasklet(unsigned long);
static int
qeth_set_online(struct ccwgroup_device *);
+static int
+__qeth_set_online(struct ccwgroup_device *gdev, int recovery_mode);
+
static struct qeth_ipaddr *
qeth_get_addr_buffer(enum qeth_prot_versions);
@@ -510,10 +513,10 @@ qeth_irq_tasklet(unsigned long data)
wake_up(&card->wait_q);
}
-static int qeth_stop_card(struct qeth_card *);
+static int qeth_stop_card(struct qeth_card *, int);
static int
-qeth_set_offline(struct ccwgroup_device *cgdev)
+__qeth_set_offline(struct ccwgroup_device *cgdev, int recovery_mode)
{
struct qeth_card *card = (struct qeth_card *) cgdev->dev.driver_data;
int rc = 0;
@@ -523,7 +526,7 @@ qeth_set_offline(struct ccwgroup_device *cgdev)
QETH_DBF_HEX(setup, 3, &card, sizeof(void *));
recover_flag = card->state;
- if (qeth_stop_card(card) == -ERESTARTSYS){
+ if (qeth_stop_card(card, recovery_mode) == -ERESTARTSYS){
PRINT_WARN("Stopping card %s interrupted by user!\n",
CARD_BUS_ID(card));
return -ERESTARTSYS;
@@ -540,6 +543,12 @@ qeth_set_offline(struct ccwgroup_device *cgdev)
}
static int
+qeth_set_offline(struct ccwgroup_device *cgdev)
+{
+ return __qeth_set_offline(cgdev, 0);
+}
+
+static int
qeth_wait_for_threads(struct qeth_card *card, unsigned long threads);
@@ -953,8 +962,8 @@ qeth_recover(void *ptr)
PRINT_WARN("Recovery of device %s started ...\n",
CARD_BUS_ID(card));
card->use_hard_stop = 1;
- qeth_set_offline(card->gdev);
- rc = qeth_set_online(card->gdev);
+ __qeth_set_offline(card->gdev,1);
+ rc = __qeth_set_online(card->gdev,1);
if (!rc)
PRINT_INFO("Device %s successfully recovered!\n",
CARD_BUS_ID(card));
@@ -2152,9 +2161,15 @@ qeth_get_next_skb(struct qeth_card *card, struct qdio_buffer *buffer,
if (!skb_len)
return NULL;
if (card->options.fake_ll){
- if (!(skb = qeth_get_skb(skb_len + QETH_FAKE_LL_LEN)))
- goto no_mem;
- skb_pull(skb, QETH_FAKE_LL_LEN);
+ if(card->dev->type == ARPHRD_IEEE802_TR){
+ if (!(skb = qeth_get_skb(skb_len+QETH_FAKE_LL_LEN_TR)))
+ goto no_mem;
+ skb_reserve(skb,QETH_FAKE_LL_LEN_TR);
+ } else {
+ if (!(skb = qeth_get_skb(skb_len+QETH_FAKE_LL_LEN_ETH)))
+ goto no_mem;
+ skb_reserve(skb,QETH_FAKE_LL_LEN_ETH);
+ }
} else if (!(skb = qeth_get_skb(skb_len)))
goto no_mem;
data_ptr = element->addr + offset;
@@ -2229,14 +2244,68 @@ qeth_type_trans(struct sk_buff *skb, struct net_device *dev)
}
static inline void
-qeth_rebuild_skb_fake_ll(struct qeth_card *card, struct sk_buff *skb,
+qeth_rebuild_skb_fake_ll_tr(struct qeth_card *card, struct sk_buff *skb,
+ struct qeth_hdr *hdr)
+{
+ struct trh_hdr *fake_hdr;
+ struct trllc *fake_llc;
+ struct iphdr *ip_hdr;
+
+ QETH_DBF_TEXT(trace,5,"skbfktr");
+ skb->mac.raw = skb->data - QETH_FAKE_LL_LEN_TR;
+ /* this is a fake ethernet header */
+ fake_hdr = (struct trh_hdr *) skb->mac.raw;
+
+ /* the destination MAC address */
+ switch (skb->pkt_type){
+ case PACKET_MULTICAST:
+ switch (skb->protocol){
+#ifdef CONFIG_QETH_IPV6
+ case __constant_htons(ETH_P_IPV6):
+ ndisc_mc_map((struct in6_addr *)
+ skb->data + QETH_FAKE_LL_V6_ADDR_POS,
+ fake_hdr->daddr, card->dev, 0);
+ break;
+#endif /* CONFIG_QETH_IPV6 */
+ case __constant_htons(ETH_P_IP):
+ ip_hdr = (struct iphdr *)skb->data;
+ ip_tr_mc_map(ip_hdr->daddr, fake_hdr->daddr);
+ break;
+ default:
+ memcpy(fake_hdr->daddr, card->dev->dev_addr, TR_ALEN);
+ }
+ break;
+ case PACKET_BROADCAST:
+ memset(fake_hdr->daddr, 0xff, TR_ALEN);
+ break;
+ default:
+ memcpy(fake_hdr->daddr, card->dev->dev_addr, TR_ALEN);
+ }
+ /* the source MAC address */
+ if (hdr->hdr.l3.ext_flags & QETH_HDR_EXT_SRC_MAC_ADDR)
+ memcpy(fake_hdr->saddr, &hdr->hdr.l3.dest_addr[2], TR_ALEN);
+ else
+ memset(fake_hdr->saddr, 0, TR_ALEN);
+ fake_hdr->rcf=0;
+ fake_llc = (struct trllc*)&(fake_hdr->rcf);
+ fake_llc->dsap = EXTENDED_SAP;
+ fake_llc->ssap = EXTENDED_SAP;
+ fake_llc->llc = UI_CMD;
+ fake_llc->protid[0] = 0;
+ fake_llc->protid[1] = 0;
+ fake_llc->protid[2] = 0;
+ fake_llc->ethertype = ETH_P_IP;
+}
+
+static inline void
+qeth_rebuild_skb_fake_ll_eth(struct qeth_card *card, struct sk_buff *skb,
struct qeth_hdr *hdr)
{
struct ethhdr *fake_hdr;
struct iphdr *ip_hdr;
- QETH_DBF_TEXT(trace,5,"skbfake");
- skb->mac.raw = skb->data - QETH_FAKE_LL_LEN;
+ QETH_DBF_TEXT(trace,5,"skbfketh");
+ skb->mac.raw = skb->data - QETH_FAKE_LL_LEN_ETH;
/* this is a fake ethernet header */
fake_hdr = (struct ethhdr *) skb->mac.raw;
@@ -2253,10 +2322,7 @@ qeth_rebuild_skb_fake_ll(struct qeth_card *card, struct sk_buff *skb,
#endif /* CONFIG_QETH_IPV6 */
case __constant_htons(ETH_P_IP):
ip_hdr = (struct iphdr *)skb->data;
- if (card->dev->type == ARPHRD_IEEE802_TR)
- ip_tr_mc_map(ip_hdr->daddr, fake_hdr->h_dest);
- else
- ip_eth_mc_map(ip_hdr->daddr, fake_hdr->h_dest);
+ ip_eth_mc_map(ip_hdr->daddr, fake_hdr->h_dest);
break;
default:
memcpy(fake_hdr->h_dest, card->dev->dev_addr, ETH_ALEN);
@@ -2278,6 +2344,16 @@ qeth_rebuild_skb_fake_ll(struct qeth_card *card, struct sk_buff *skb,
}
static inline void
+qeth_rebuild_skb_fake_ll(struct qeth_card *card, struct sk_buff *skb,
+ struct qeth_hdr *hdr)
+{
+ if (card->dev->type == ARPHRD_IEEE802_TR)
+ qeth_rebuild_skb_fake_ll_tr(card, skb, hdr);
+ else
+ qeth_rebuild_skb_fake_ll_eth(card, skb, hdr);
+}
+
+static inline void
qeth_rebuild_skb_vlan(struct qeth_card *card, struct sk_buff *skb,
struct qeth_hdr *hdr)
{
@@ -3440,16 +3516,25 @@ qeth_fake_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr,
unsigned len)
{
- struct ethhdr *hdr;
+ if(dev->type == ARPHRD_IEEE802_TR){
+ struct trh_hdr *hdr;
+ hdr = (struct trh_hdr *)skb_push(skb, QETH_FAKE_LL_LEN_TR);
+ memcpy(hdr->saddr, dev->dev_addr, TR_ALEN);
+ memcpy(hdr->daddr, "FAKELL", TR_ALEN);
+ return QETH_FAKE_LL_LEN_TR;
+
+ } else {
+ struct ethhdr *hdr;
+ hdr = (struct ethhdr *)skb_push(skb, QETH_FAKE_LL_LEN_ETH);
+ memcpy(hdr->h_source, dev->dev_addr, ETH_ALEN);
+ memcpy(hdr->h_dest, "FAKELL", ETH_ALEN);
+ if (type != ETH_P_802_3)
+ hdr->h_proto = htons(type);
+ else
+ hdr->h_proto = htons(len);
+ return QETH_FAKE_LL_LEN_ETH;
- hdr = (struct ethhdr *)skb_push(skb, QETH_FAKE_LL_LEN);
- memcpy(hdr->h_source, dev->dev_addr, ETH_ALEN);
- memcpy(hdr->h_dest, "FAKELL", ETH_ALEN);
- if (type != ETH_P_802_3)
- hdr->h_proto = htons(type);
- else
- hdr->h_proto = htons(len);
- return QETH_FAKE_LL_LEN;
+ }
}
static inline int
@@ -3710,16 +3795,12 @@ static inline int
qeth_prepare_skb(struct qeth_card *card, struct sk_buff **skb,
struct qeth_hdr **hdr, int ipv)
{
- int rc = 0;
#ifdef CONFIG_QETH_VLAN
u16 *tag;
#endif
QETH_DBF_TEXT(trace, 6, "prepskb");
- rc = qeth_realloc_headroom(card, skb, sizeof(struct qeth_hdr));
- if (rc)
- return rc;
#ifdef CONFIG_QETH_VLAN
if (card->vlangrp && vlan_tx_tag_present(*skb) &&
((ipv == 6) || card->options.layer2) ) {
@@ -3882,9 +3963,15 @@ qeth_fill_header(struct qeth_card *card, struct qeth_hdr *hdr,
memcpy(hdr->hdr.l3.dest_addr, &skb->nh.ipv6h->daddr, 16);
}
} else { /* passthrough */
- if (!memcmp(skb->data + sizeof(struct qeth_hdr),
+ if((skb->dev->type == ARPHRD_IEEE802_TR) &&
+ !memcmp(skb->data + sizeof(struct qeth_hdr) +
+ sizeof(__u16), skb->dev->broadcast, 6)) {
+ hdr->hdr.l3.flags = QETH_CAST_BROADCAST |
+ QETH_HDR_PASSTHRU;
+ } else if (!memcmp(skb->data + sizeof(struct qeth_hdr),
skb->dev->broadcast, 6)) { /* broadcast? */
- hdr->hdr.l3.flags = QETH_CAST_BROADCAST | QETH_HDR_PASSTHRU;
+ hdr->hdr.l3.flags = QETH_CAST_BROADCAST |
+ QETH_HDR_PASSTHRU;
} else {
hdr->hdr.l3.flags = (cast_type == RTN_MULTICAST) ?
QETH_CAST_MULTICAST | QETH_HDR_PASSTHRU :
@@ -3894,67 +3981,29 @@ qeth_fill_header(struct qeth_card *card, struct qeth_hdr *hdr,
}
static inline void
-__qeth_fill_buffer_frag(struct sk_buff *skb, struct qdio_buffer *buffer,
- int *next_element_to_fill)
-{
- int length = skb->len;
- struct skb_frag_struct *frag;
- int fragno;
- unsigned long addr;
- int element;
- int first_lap = 1;
-
- fragno = skb_shinfo(skb)->nr_frags; /* start with last frag */
- element = *next_element_to_fill + fragno;
- while (length > 0) {
- if (fragno > 0) {
- frag = &skb_shinfo(skb)->frags[fragno - 1];
- addr = (page_to_pfn(frag->page) << PAGE_SHIFT) +
- frag->page_offset;
- buffer->element[element].addr = (char *)addr;
- buffer->element[element].length = frag->size;
- length -= frag->size;
- if (first_lap)
- buffer->element[element].flags =
- SBAL_FLAGS_LAST_FRAG;
- else
- buffer->element[element].flags =
- SBAL_FLAGS_MIDDLE_FRAG;
- } else {
- buffer->element[element].addr = skb->data;
- buffer->element[element].length = length;
- length = 0;
- buffer->element[element].flags =
- SBAL_FLAGS_FIRST_FRAG;
- }
- element--;
- fragno--;
- first_lap = 0;
- }
- *next_element_to_fill += skb_shinfo(skb)->nr_frags + 1;
-}
-
-static inline void
__qeth_fill_buffer(struct sk_buff *skb, struct qdio_buffer *buffer,
- int *next_element_to_fill)
+ int is_tso, int *next_element_to_fill)
{
int length = skb->len;
int length_here;
int element;
char *data;
- int first_lap = 1;
+ int first_lap ;
element = *next_element_to_fill;
data = skb->data;
+ first_lap = (is_tso == 0 ? 1 : 0);
+
while (length > 0) {
/* length_here is the remaining amount of data in this page */
length_here = PAGE_SIZE - ((unsigned long) data % PAGE_SIZE);
if (length < length_here)
length_here = length;
+
buffer->element[element].addr = data;
buffer->element[element].length = length_here;
length -= length_here;
- if (!length){
+ if (!length) {
if (first_lap)
buffer->element[element].flags = 0;
else
@@ -3981,17 +4030,35 @@ qeth_fill_buffer(struct qeth_qdio_out_q *queue,
struct sk_buff *skb)
{
struct qdio_buffer *buffer;
- int flush_cnt = 0;
+ struct qeth_hdr_tso *hdr;
+ int flush_cnt = 0, hdr_len, large_send = 0;
QETH_DBF_TEXT(trace, 6, "qdfillbf");
+
buffer = buf->buffer;
atomic_inc(&skb->users);
skb_queue_tail(&buf->skb_list, skb);
+
+ hdr = (struct qeth_hdr_tso *) skb->data;
+ /*check first on TSO ....*/
+ if (hdr->hdr.hdr.l3.id == QETH_HEADER_TYPE_TSO) {
+ int element = buf->next_element_to_fill;
+
+ hdr_len = sizeof(struct qeth_hdr_tso) + hdr->ext.dg_hdr_len;
+ /*fill first buffer entry only with header information */
+ buffer->element[element].addr = skb->data;
+ buffer->element[element].length = hdr_len;
+ buffer->element[element].flags = SBAL_FLAGS_FIRST_FRAG;
+ buf->next_element_to_fill++;
+ skb->data += hdr_len;
+ skb->len -= hdr_len;
+ large_send = 1;
+ }
if (skb_shinfo(skb)->nr_frags == 0)
- __qeth_fill_buffer(skb, buffer,
+ __qeth_fill_buffer(skb, buffer, large_send,
(int *)&buf->next_element_to_fill);
else
- __qeth_fill_buffer_frag(skb, buffer,
+ __qeth_fill_buffer_frag(skb, buffer, large_send,
(int *)&buf->next_element_to_fill);
if (!queue->do_pack) {
@@ -4184,6 +4251,25 @@ out:
}
static inline int
+qeth_get_elements_no(struct qeth_card *card, void *hdr, struct sk_buff *skb)
+{
+ int elements_needed = 0;
+
+ if (skb_shinfo(skb)->nr_frags > 0) {
+ elements_needed = (skb_shinfo(skb)->nr_frags + 1);
+ }
+ if (elements_needed == 0 )
+ elements_needed = 1 + (((((unsigned long) hdr) % PAGE_SIZE)
+ + skb->len) >> PAGE_SHIFT);
+ if (elements_needed > QETH_MAX_BUFFER_ELEMENTS(card)){
+ PRINT_ERR("qeth_do_send_packet: invalid size of "
+ "IP packet. Discarded.");
+ return 0;
+ }
+ return elements_needed;
+}
+
+static inline int
qeth_send_packet(struct qeth_card *card, struct sk_buff *skb)
{
int ipv = 0;
@@ -4205,7 +4291,11 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb)
dev_kfree_skb_irq(skb);
return 0;
}
- skb_pull(skb, QETH_FAKE_LL_LEN);
+ if(card->dev->type == ARPHRD_IEEE802_TR){
+ skb_pull(skb, QETH_FAKE_LL_LEN_TR);
+ } else {
+ skb_pull(skb, QETH_FAKE_LL_LEN_ETH);
+ }
}
}
cast_type = qeth_get_cast_type(card, skb);
@@ -4221,19 +4311,25 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb)
if (skb_shinfo(skb)->tso_size)
large_send = card->options.large_send;
- if ((rc = qeth_prepare_skb(card, &skb, &hdr, ipv))){
- QETH_DBF_TEXT_(trace, 4, "pskbe%d", rc);
- return rc;
- }
/*are we able to do TSO ? If so ,prepare and send it from here */
if ((large_send == QETH_LARGE_SEND_TSO) &&
(cast_type == RTN_UNSPEC)) {
- rc = qeth_tso_send_packet(card, skb, queue,
- ipv, cast_type);
- goto do_statistics;
+ rc = qeth_tso_prepare_packet(card, skb, ipv, cast_type);
+ if (rc) {
+ card->stats.tx_dropped++;
+ card->stats.tx_errors++;
+ dev_kfree_skb_any(skb);
+ return NETDEV_TX_OK;
+ }
+ elements_needed++;
+ } else {
+ if ((rc = qeth_prepare_skb(card, &skb, &hdr, ipv))) {
+ QETH_DBF_TEXT_(trace, 4, "pskbe%d", rc);
+ return rc;
+ }
+ qeth_fill_header(card, hdr, skb, ipv, cast_type);
}
- qeth_fill_header(card, hdr, skb, ipv, cast_type);
if (large_send == QETH_LARGE_SEND_EDDP) {
ctx = qeth_eddp_create_context(card, skb, hdr);
if (ctx == NULL) {
@@ -4241,7 +4337,7 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb)
return -EINVAL;
}
} else {
- elements_needed = qeth_get_elements_no(card,(void*) hdr, skb);
+ elements_needed += qeth_get_elements_no(card,(void*) hdr, skb);
if (!elements_needed)
return -EINVAL;
}
@@ -4252,12 +4348,12 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb)
else
rc = qeth_do_send_packet_fast(card, queue, skb, hdr,
elements_needed, ctx);
-do_statistics:
if (!rc){
card->stats.tx_packets++;
card->stats.tx_bytes += skb->len;
#ifdef CONFIG_QETH_PERF_STATS
- if (skb_shinfo(skb)->tso_size) {
+ if (skb_shinfo(skb)->tso_size &&
+ !(large_send == QETH_LARGE_SEND_NO)) {
card->perf_stats.large_send_bytes += skb->len;
card->perf_stats.large_send_cnt++;
}
@@ -7154,7 +7250,7 @@ qeth_wait_for_threads(struct qeth_card *card, unsigned long threads)
}
static int
-qeth_stop_card(struct qeth_card *card)
+qeth_stop_card(struct qeth_card *card, int recovery_mode)
{
int rc = 0;
@@ -7167,9 +7263,13 @@ qeth_stop_card(struct qeth_card *card)
if (card->read.state == CH_STATE_UP &&
card->write.state == CH_STATE_UP &&
(card->state == CARD_STATE_UP)) {
- rtnl_lock();
- dev_close(card->dev);
- rtnl_unlock();
+ if(recovery_mode) {
+ qeth_stop(card->dev);
+ } else {
+ rtnl_lock();
+ dev_close(card->dev);
+ rtnl_unlock();
+ }
if (!card->use_hard_stop) {
__u8 *mac = &card->dev->dev_addr[0];
rc = qeth_layer2_send_delmac(card, mac);
@@ -7341,13 +7441,17 @@ qeth_register_netdev(struct qeth_card *card)
}
static void
-qeth_start_again(struct qeth_card *card)
+qeth_start_again(struct qeth_card *card, int recovery_mode)
{
QETH_DBF_TEXT(setup ,2, "startag");
- rtnl_lock();
- dev_open(card->dev);
- rtnl_unlock();
+ if(recovery_mode) {
+ qeth_open(card->dev);
+ } else {
+ rtnl_lock();
+ dev_open(card->dev);
+ rtnl_unlock();
+ }
/* this also sets saved unicast addresses */
qeth_set_multicast_list(card->dev);
}
@@ -7404,7 +7508,7 @@ static void qeth_make_parameters_consistent(struct qeth_card *card)
static int
-qeth_set_online(struct ccwgroup_device *gdev)
+__qeth_set_online(struct ccwgroup_device *gdev, int recovery_mode)
{
struct qeth_card *card = gdev->dev.driver_data;
int rc = 0;
@@ -7464,12 +7568,12 @@ qeth_set_online(struct ccwgroup_device *gdev)
* we can also use this state for recovery purposes*/
qeth_set_allowed_threads(card, 0xffffffff, 0);
if (recover_flag == CARD_STATE_RECOVER)
- qeth_start_again(card);
+ qeth_start_again(card, recovery_mode);
qeth_notify_processes();
return 0;
out_remove:
card->use_hard_stop = 1;
- qeth_stop_card(card);
+ qeth_stop_card(card, 0);
ccw_device_set_offline(CARD_DDEV(card));
ccw_device_set_offline(CARD_WDEV(card));
ccw_device_set_offline(CARD_RDEV(card));
@@ -7480,6 +7584,12 @@ out_remove:
return -ENODEV;
}
+static int
+qeth_set_online(struct ccwgroup_device *gdev)
+{
+ return __qeth_set_online(gdev, 0);
+}
+
static struct ccw_device_id qeth_ids[] = {
{CCW_DEVICE(0x1731, 0x01), driver_info:QETH_CARD_TYPE_OSAE},
{CCW_DEVICE(0x1731, 0x05), driver_info:QETH_CARD_TYPE_IQD},
@@ -7529,31 +7639,31 @@ static int
qeth_register_dbf_views(void)
{
qeth_dbf_setup = debug_register(QETH_DBF_SETUP_NAME,
- QETH_DBF_SETUP_INDEX,
+ QETH_DBF_SETUP_PAGES,
QETH_DBF_SETUP_NR_AREAS,
QETH_DBF_SETUP_LEN);
qeth_dbf_misc = debug_register(QETH_DBF_MISC_NAME,
- QETH_DBF_MISC_INDEX,
+ QETH_DBF_MISC_PAGES,
QETH_DBF_MISC_NR_AREAS,
QETH_DBF_MISC_LEN);
qeth_dbf_data = debug_register(QETH_DBF_DATA_NAME,
- QETH_DBF_DATA_INDEX,
+ QETH_DBF_DATA_PAGES,
QETH_DBF_DATA_NR_AREAS,
QETH_DBF_DATA_LEN);
qeth_dbf_control = debug_register(QETH_DBF_CONTROL_NAME,
- QETH_DBF_CONTROL_INDEX,
+ QETH_DBF_CONTROL_PAGES,
QETH_DBF_CONTROL_NR_AREAS,
QETH_DBF_CONTROL_LEN);
qeth_dbf_sense = debug_register(QETH_DBF_SENSE_NAME,
- QETH_DBF_SENSE_INDEX,
+ QETH_DBF_SENSE_PAGES,
QETH_DBF_SENSE_NR_AREAS,
QETH_DBF_SENSE_LEN);
qeth_dbf_qerr = debug_register(QETH_DBF_QERR_NAME,
- QETH_DBF_QERR_INDEX,
+ QETH_DBF_QERR_PAGES,
QETH_DBF_QERR_NR_AREAS,
QETH_DBF_QERR_LEN);
qeth_dbf_trace = debug_register(QETH_DBF_TRACE_NAME,
- QETH_DBF_TRACE_INDEX,
+ QETH_DBF_TRACE_PAGES,
QETH_DBF_TRACE_NR_AREAS,
QETH_DBF_TRACE_LEN);
diff --git a/drivers/s390/net/qeth_sys.c b/drivers/s390/net/qeth_sys.c
index 24034839821..98bedb0cb38 100644
--- a/drivers/s390/net/qeth_sys.c
+++ b/drivers/s390/net/qeth_sys.c
@@ -30,7 +30,7 @@ const char *VERSION_QETH_SYS_C = "$Revision: 1.51 $";
//low/high watermark
static ssize_t
-qeth_dev_state_show(struct device *dev, char *buf)
+qeth_dev_state_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
@@ -58,7 +58,7 @@ qeth_dev_state_show(struct device *dev, char *buf)
static DEVICE_ATTR(state, 0444, qeth_dev_state_show, NULL);
static ssize_t
-qeth_dev_chpid_show(struct device *dev, char *buf)
+qeth_dev_chpid_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
@@ -70,7 +70,7 @@ qeth_dev_chpid_show(struct device *dev, char *buf)
static DEVICE_ATTR(chpid, 0444, qeth_dev_chpid_show, NULL);
static ssize_t
-qeth_dev_if_name_show(struct device *dev, char *buf)
+qeth_dev_if_name_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
@@ -81,7 +81,7 @@ qeth_dev_if_name_show(struct device *dev, char *buf)
static DEVICE_ATTR(if_name, 0444, qeth_dev_if_name_show, NULL);
static ssize_t
-qeth_dev_card_type_show(struct device *dev, char *buf)
+qeth_dev_card_type_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
@@ -93,7 +93,7 @@ qeth_dev_card_type_show(struct device *dev, char *buf)
static DEVICE_ATTR(card_type, 0444, qeth_dev_card_type_show, NULL);
static ssize_t
-qeth_dev_portno_show(struct device *dev, char *buf)
+qeth_dev_portno_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
@@ -103,7 +103,7 @@ qeth_dev_portno_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_portno_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_portno_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -129,7 +129,7 @@ qeth_dev_portno_store(struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(portno, 0644, qeth_dev_portno_show, qeth_dev_portno_store);
static ssize_t
-qeth_dev_portname_show(struct device *dev, char *buf)
+qeth_dev_portname_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
char portname[9] = {0, };
@@ -146,7 +146,7 @@ qeth_dev_portname_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_portname_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_portname_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -177,7 +177,7 @@ static DEVICE_ATTR(portname, 0644, qeth_dev_portname_show,
qeth_dev_portname_store);
static ssize_t
-qeth_dev_checksum_show(struct device *dev, char *buf)
+qeth_dev_checksum_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -188,7 +188,7 @@ qeth_dev_checksum_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_checksum_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_checksum_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -218,7 +218,7 @@ static DEVICE_ATTR(checksumming, 0644, qeth_dev_checksum_show,
qeth_dev_checksum_store);
static ssize_t
-qeth_dev_prioqing_show(struct device *dev, char *buf)
+qeth_dev_prioqing_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -237,7 +237,7 @@ qeth_dev_prioqing_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_prioqing_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_prioqing_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -290,7 +290,7 @@ static DEVICE_ATTR(priority_queueing, 0644, qeth_dev_prioqing_show,
qeth_dev_prioqing_store);
static ssize_t
-qeth_dev_bufcnt_show(struct device *dev, char *buf)
+qeth_dev_bufcnt_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -301,7 +301,7 @@ qeth_dev_bufcnt_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_bufcnt_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_bufcnt_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -360,7 +360,7 @@ qeth_dev_route_show(struct qeth_card *card, struct qeth_routing_info *route,
}
static ssize_t
-qeth_dev_route4_show(struct device *dev, char *buf)
+qeth_dev_route4_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -410,7 +410,7 @@ qeth_dev_route_store(struct qeth_card *card, struct qeth_routing_info *route,
}
static ssize_t
-qeth_dev_route4_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_route4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -425,7 +425,7 @@ static DEVICE_ATTR(route4, 0644, qeth_dev_route4_show, qeth_dev_route4_store);
#ifdef CONFIG_QETH_IPV6
static ssize_t
-qeth_dev_route6_show(struct device *dev, char *buf)
+qeth_dev_route6_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -439,7 +439,7 @@ qeth_dev_route6_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_route6_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_route6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -461,7 +461,7 @@ static DEVICE_ATTR(route6, 0644, qeth_dev_route6_show, qeth_dev_route6_store);
#endif
static ssize_t
-qeth_dev_add_hhlen_show(struct device *dev, char *buf)
+qeth_dev_add_hhlen_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -472,7 +472,7 @@ qeth_dev_add_hhlen_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_add_hhlen_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_add_hhlen_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -499,7 +499,7 @@ static DEVICE_ATTR(add_hhlen, 0644, qeth_dev_add_hhlen_show,
qeth_dev_add_hhlen_store);
static ssize_t
-qeth_dev_fake_ll_show(struct device *dev, char *buf)
+qeth_dev_fake_ll_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -510,7 +510,7 @@ qeth_dev_fake_ll_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_fake_ll_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_fake_ll_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -536,7 +536,7 @@ static DEVICE_ATTR(fake_ll, 0644, qeth_dev_fake_ll_show,
qeth_dev_fake_ll_store);
static ssize_t
-qeth_dev_fake_broadcast_show(struct device *dev, char *buf)
+qeth_dev_fake_broadcast_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -547,7 +547,7 @@ qeth_dev_fake_broadcast_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_fake_broadcast_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_fake_broadcast_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -574,7 +574,7 @@ static DEVICE_ATTR(fake_broadcast, 0644, qeth_dev_fake_broadcast_show,
qeth_dev_fake_broadcast_store);
static ssize_t
-qeth_dev_recover_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_recover_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -596,7 +596,7 @@ qeth_dev_recover_store(struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(recover, 0200, NULL, qeth_dev_recover_store);
static ssize_t
-qeth_dev_broadcast_mode_show(struct device *dev, char *buf)
+qeth_dev_broadcast_mode_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -613,7 +613,7 @@ qeth_dev_broadcast_mode_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_broadcast_mode_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_broadcast_mode_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -651,7 +651,7 @@ static DEVICE_ATTR(broadcast_mode, 0644, qeth_dev_broadcast_mode_show,
qeth_dev_broadcast_mode_store);
static ssize_t
-qeth_dev_canonical_macaddr_show(struct device *dev, char *buf)
+qeth_dev_canonical_macaddr_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -667,7 +667,7 @@ qeth_dev_canonical_macaddr_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_canonical_macaddr_store(struct device *dev, const char *buf,
+qeth_dev_canonical_macaddr_store(struct device *dev, struct device_attribute *attr, const char *buf,
size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -703,7 +703,7 @@ static DEVICE_ATTR(canonical_macaddr, 0644, qeth_dev_canonical_macaddr_show,
qeth_dev_canonical_macaddr_store);
static ssize_t
-qeth_dev_layer2_show(struct device *dev, char *buf)
+qeth_dev_layer2_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -714,7 +714,7 @@ qeth_dev_layer2_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_layer2_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_layer2_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -742,7 +742,7 @@ static DEVICE_ATTR(layer2, 0644, qeth_dev_layer2_show,
qeth_dev_layer2_store);
static ssize_t
-qeth_dev_large_send_show(struct device *dev, char *buf)
+qeth_dev_large_send_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -762,7 +762,7 @@ qeth_dev_large_send_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_large_send_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_large_send_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
enum qeth_large_send_types type;
@@ -832,7 +832,7 @@ qeth_dev_blkt_store(struct qeth_card *card, const char *buf, size_t count,
}
static ssize_t
-qeth_dev_blkt_total_show(struct device *dev, char *buf)
+qeth_dev_blkt_total_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -841,7 +841,7 @@ qeth_dev_blkt_total_show(struct device *dev, char *buf)
static ssize_t
-qeth_dev_blkt_total_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_blkt_total_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -855,7 +855,7 @@ static DEVICE_ATTR(total, 0644, qeth_dev_blkt_total_show,
qeth_dev_blkt_total_store);
static ssize_t
-qeth_dev_blkt_inter_show(struct device *dev, char *buf)
+qeth_dev_blkt_inter_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -864,7 +864,7 @@ qeth_dev_blkt_inter_show(struct device *dev, char *buf)
static ssize_t
-qeth_dev_blkt_inter_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_blkt_inter_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -876,7 +876,7 @@ static DEVICE_ATTR(inter, 0644, qeth_dev_blkt_inter_show,
qeth_dev_blkt_inter_store);
static ssize_t
-qeth_dev_blkt_inter_jumbo_show(struct device *dev, char *buf)
+qeth_dev_blkt_inter_jumbo_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -886,7 +886,7 @@ qeth_dev_blkt_inter_jumbo_show(struct device *dev, char *buf)
static ssize_t
-qeth_dev_blkt_inter_jumbo_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_blkt_inter_jumbo_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -956,7 +956,7 @@ qeth_check_layer2(struct qeth_card *card)
static ssize_t
-qeth_dev_ipato_enable_show(struct device *dev, char *buf)
+qeth_dev_ipato_enable_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -969,7 +969,7 @@ qeth_dev_ipato_enable_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_ipato_enable_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_ipato_enable_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -1004,7 +1004,7 @@ static QETH_DEVICE_ATTR(ipato_enable, enable, 0644,
qeth_dev_ipato_enable_store);
static ssize_t
-qeth_dev_ipato_invert4_show(struct device *dev, char *buf)
+qeth_dev_ipato_invert4_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -1018,7 +1018,7 @@ qeth_dev_ipato_invert4_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_ipato_invert4_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_ipato_invert4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -1084,7 +1084,7 @@ qeth_dev_ipato_add_show(char *buf, struct qeth_card *card,
}
static ssize_t
-qeth_dev_ipato_add4_show(struct device *dev, char *buf)
+qeth_dev_ipato_add4_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -1153,7 +1153,7 @@ qeth_dev_ipato_add_store(const char *buf, size_t count,
}
static ssize_t
-qeth_dev_ipato_add4_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_ipato_add4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1186,7 +1186,7 @@ qeth_dev_ipato_del_store(const char *buf, size_t count,
}
static ssize_t
-qeth_dev_ipato_del4_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_ipato_del4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1201,7 +1201,7 @@ static QETH_DEVICE_ATTR(ipato_del4, del4, 0200, NULL,
#ifdef CONFIG_QETH_IPV6
static ssize_t
-qeth_dev_ipato_invert6_show(struct device *dev, char *buf)
+qeth_dev_ipato_invert6_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -1215,7 +1215,7 @@ qeth_dev_ipato_invert6_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_ipato_invert6_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_ipato_invert6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
@@ -1247,7 +1247,7 @@ static QETH_DEVICE_ATTR(ipato_invert6, invert6, 0644,
static ssize_t
-qeth_dev_ipato_add6_show(struct device *dev, char *buf)
+qeth_dev_ipato_add6_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -1258,7 +1258,7 @@ qeth_dev_ipato_add6_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_ipato_add6_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_ipato_add6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1273,7 +1273,7 @@ static QETH_DEVICE_ATTR(ipato_add6, add6, 0644,
qeth_dev_ipato_add6_store);
static ssize_t
-qeth_dev_ipato_del6_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_ipato_del6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1341,7 +1341,7 @@ qeth_dev_vipa_add_show(char *buf, struct qeth_card *card,
}
static ssize_t
-qeth_dev_vipa_add4_show(struct device *dev, char *buf)
+qeth_dev_vipa_add4_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -1381,7 +1381,7 @@ qeth_dev_vipa_add_store(const char *buf, size_t count,
}
static ssize_t
-qeth_dev_vipa_add4_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_vipa_add4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1413,7 +1413,7 @@ qeth_dev_vipa_del_store(const char *buf, size_t count,
}
static ssize_t
-qeth_dev_vipa_del4_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_vipa_del4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1428,7 +1428,7 @@ static QETH_DEVICE_ATTR(vipa_del4, del4, 0200, NULL,
#ifdef CONFIG_QETH_IPV6
static ssize_t
-qeth_dev_vipa_add6_show(struct device *dev, char *buf)
+qeth_dev_vipa_add6_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -1439,7 +1439,7 @@ qeth_dev_vipa_add6_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_vipa_add6_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_vipa_add6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1454,7 +1454,7 @@ static QETH_DEVICE_ATTR(vipa_add6, add6, 0644,
qeth_dev_vipa_add6_store);
static ssize_t
-qeth_dev_vipa_del6_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_vipa_del6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1522,7 +1522,7 @@ qeth_dev_rxip_add_show(char *buf, struct qeth_card *card,
}
static ssize_t
-qeth_dev_rxip_add4_show(struct device *dev, char *buf)
+qeth_dev_rxip_add4_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -1562,7 +1562,7 @@ qeth_dev_rxip_add_store(const char *buf, size_t count,
}
static ssize_t
-qeth_dev_rxip_add4_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_rxip_add4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1594,7 +1594,7 @@ qeth_dev_rxip_del_store(const char *buf, size_t count,
}
static ssize_t
-qeth_dev_rxip_del4_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_rxip_del4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1609,7 +1609,7 @@ static QETH_DEVICE_ATTR(rxip_del4, del4, 0200, NULL,
#ifdef CONFIG_QETH_IPV6
static ssize_t
-qeth_dev_rxip_add6_show(struct device *dev, char *buf)
+qeth_dev_rxip_add6_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
@@ -1620,7 +1620,7 @@ qeth_dev_rxip_add6_show(struct device *dev, char *buf)
}
static ssize_t
-qeth_dev_rxip_add6_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_rxip_add6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
@@ -1635,7 +1635,7 @@ static QETH_DEVICE_ATTR(rxip_add6, add6, 0644,
qeth_dev_rxip_add6_store);
static ssize_t
-qeth_dev_rxip_del6_store(struct device *dev, const char *buf, size_t count)
+qeth_dev_rxip_del6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
diff --git a/drivers/s390/net/qeth_tso.c b/drivers/s390/net/qeth_tso.c
deleted file mode 100644
index c91976274e7..00000000000
--- a/drivers/s390/net/qeth_tso.c
+++ /dev/null
@@ -1,285 +0,0 @@
-/*
- * linux/drivers/s390/net/qeth_tso.c ($Revision: 1.6 $)
- *
- * Header file for qeth TCP Segmentation Offload support.
- *
- * Copyright 2004 IBM Corporation
- *
- * Author(s): Frank Pavlic <pavlic@de.ibm.com>
- *
- * $Revision: 1.6 $ $Date: 2005/03/24 09:04:18 $
- *
- */
-
-#include <linux/skbuff.h>
-#include <linux/tcp.h>
-#include <linux/ip.h>
-#include <linux/ipv6.h>
-#include <net/ip6_checksum.h>
-#include "qeth.h"
-#include "qeth_mpc.h"
-#include "qeth_tso.h"
-
-/**
- * skb already partially prepared
- * classic qdio header in skb->data
- * */
-static inline struct qeth_hdr_tso *
-qeth_tso_prepare_skb(struct qeth_card *card, struct sk_buff **skb)
-{
- int rc = 0;
-
- QETH_DBF_TEXT(trace, 5, "tsoprsk");
- rc = qeth_realloc_headroom(card, skb,sizeof(struct qeth_hdr_ext_tso));
- if (rc)
- return NULL;
-
- return qeth_push_skb(card, skb, sizeof(struct qeth_hdr_ext_tso));
-}
-
-/**
- * fill header for a TSO packet
- */
-static inline void
-qeth_tso_fill_header(struct qeth_card *card, struct sk_buff *skb)
-{
- struct qeth_hdr_tso *hdr;
- struct tcphdr *tcph;
- struct iphdr *iph;
-
- QETH_DBF_TEXT(trace, 5, "tsofhdr");
-
- hdr = (struct qeth_hdr_tso *) skb->data;
- iph = skb->nh.iph;
- tcph = skb->h.th;
- /*fix header to TSO values ...*/
- hdr->hdr.hdr.l3.id = QETH_HEADER_TYPE_TSO;
- /*set values which are fix for the first approach ...*/
- hdr->ext.hdr_tot_len = (__u16) sizeof(struct qeth_hdr_ext_tso);
- hdr->ext.imb_hdr_no = 1;
- hdr->ext.hdr_type = 1;
- hdr->ext.hdr_version = 1;
- hdr->ext.hdr_len = 28;
- /*insert non-fix values */
- hdr->ext.mss = skb_shinfo(skb)->tso_size;
- hdr->ext.dg_hdr_len = (__u16)(iph->ihl*4 + tcph->doff*4);
- hdr->ext.payload_len = (__u16)(skb->len - hdr->ext.dg_hdr_len -
- sizeof(struct qeth_hdr_tso));
-}
-
-/**
- * change some header values as requested by hardware
- */
-static inline void
-qeth_tso_set_tcpip_header(struct qeth_card *card, struct sk_buff *skb)
-{
- struct iphdr *iph;
- struct ipv6hdr *ip6h;
- struct tcphdr *tcph;
-
- iph = skb->nh.iph;
- ip6h = skb->nh.ipv6h;
- tcph = skb->h.th;
-
- tcph->check = 0;
- if (skb->protocol == ETH_P_IPV6) {
- ip6h->payload_len = 0;
- tcph->check = ~csum_ipv6_magic(&ip6h->saddr, &ip6h->daddr,
- 0, IPPROTO_TCP, 0);
- return;
- }
- /*OSA want us to set these values ...*/
- tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr,
- 0, IPPROTO_TCP, 0);
- iph->tot_len = 0;
- iph->check = 0;
-}
-
-static inline struct qeth_hdr_tso *
-qeth_tso_prepare_packet(struct qeth_card *card, struct sk_buff *skb,
- int ipv, int cast_type)
-{
- struct qeth_hdr_tso *hdr;
- int rc = 0;
-
- QETH_DBF_TEXT(trace, 5, "tsoprep");
-
- /*get headroom for tso qdio header */
- hdr = (struct qeth_hdr_tso *) qeth_tso_prepare_skb(card, &skb);
- if (hdr == NULL) {
- QETH_DBF_TEXT_(trace, 4, "2err%d", rc);
- return NULL;
- }
- memset(hdr, 0, sizeof(struct qeth_hdr_tso));
- /*fill first 32 bytes of qdio header as used
- *FIXME: TSO has two struct members
- * with different names but same size
- * */
- qeth_fill_header(card, &hdr->hdr, skb, ipv, cast_type);
- qeth_tso_fill_header(card, skb);
- qeth_tso_set_tcpip_header(card, skb);
- return hdr;
-}
-
-static inline int
-qeth_tso_get_queue_buffer(struct qeth_qdio_out_q *queue)
-{
- struct qeth_qdio_out_buffer *buffer;
- int flush_cnt = 0;
-
- QETH_DBF_TEXT(trace, 5, "tsobuf");
-
- /* force to non-packing*/
- if (queue->do_pack)
- queue->do_pack = 0;
- buffer = &queue->bufs[queue->next_buf_to_fill];
- /* get a new buffer if current is already in use*/
- if ((atomic_read(&buffer->state) == QETH_QDIO_BUF_EMPTY) &&
- (buffer->next_element_to_fill > 0)) {
- atomic_set(&buffer->state, QETH_QDIO_BUF_PRIMED);
- queue->next_buf_to_fill = (queue->next_buf_to_fill + 1) %
- QDIO_MAX_BUFFERS_PER_Q;
- flush_cnt++;
- }
- return flush_cnt;
-}
-
-static inline void
-__qeth_tso_fill_buffer_frag(struct qeth_qdio_out_buffer *buf,
- struct sk_buff *skb)
-{
- struct skb_frag_struct *frag;
- struct qdio_buffer *buffer;
- int fragno, cnt, element;
- unsigned long addr;
-
- QETH_DBF_TEXT(trace, 6, "tsfilfrg");
-
- /*initialize variables ...*/
- fragno = skb_shinfo(skb)->nr_frags;
- buffer = buf->buffer;
- element = buf->next_element_to_fill;
- /*fill buffer elements .....*/
- for (cnt = 0; cnt < fragno; cnt++) {
- frag = &skb_shinfo(skb)->frags[cnt];
- addr = (page_to_pfn(frag->page) << PAGE_SHIFT) +
- frag->page_offset;
- buffer->element[element].addr = (char *)addr;
- buffer->element[element].length = frag->size;
- if (cnt < (fragno - 1))
- buffer->element[element].flags =
- SBAL_FLAGS_MIDDLE_FRAG;
- else
- buffer->element[element].flags =
- SBAL_FLAGS_LAST_FRAG;
- element++;
- }
- buf->next_element_to_fill = element;
-}
-
-static inline int
-qeth_tso_fill_buffer(struct qeth_qdio_out_buffer *buf,
- struct sk_buff *skb)
-{
- int length, length_here, element;
- int hdr_len;
- struct qdio_buffer *buffer;
- struct qeth_hdr_tso *hdr;
- char *data;
-
- QETH_DBF_TEXT(trace, 3, "tsfilbuf");
-
- /*increment user count and queue skb ...*/
- atomic_inc(&skb->users);
- skb_queue_tail(&buf->skb_list, skb);
-
- /*initialize all variables...*/
- buffer = buf->buffer;
- hdr = (struct qeth_hdr_tso *)skb->data;
- hdr_len = sizeof(struct qeth_hdr_tso) + hdr->ext.dg_hdr_len;
- data = skb->data + hdr_len;
- length = skb->len - hdr_len;
- element = buf->next_element_to_fill;
- /*fill first buffer entry only with header information */
- buffer->element[element].addr = skb->data;
- buffer->element[element].length = hdr_len;
- buffer->element[element].flags = SBAL_FLAGS_FIRST_FRAG;
- buf->next_element_to_fill++;
-
- if (skb_shinfo(skb)->nr_frags > 0) {
- __qeth_tso_fill_buffer_frag(buf, skb);
- goto out;
- }
-
- /*start filling buffer entries ...*/
- element++;
- while (length > 0) {
- /* length_here is the remaining amount of data in this page */
- length_here = PAGE_SIZE - ((unsigned long) data % PAGE_SIZE);
- if (length < length_here)
- length_here = length;
- buffer->element[element].addr = data;
- buffer->element[element].length = length_here;
- length -= length_here;
- if (!length)
- buffer->element[element].flags =
- SBAL_FLAGS_LAST_FRAG;
- else
- buffer->element[element].flags =
- SBAL_FLAGS_MIDDLE_FRAG;
- data += length_here;
- element++;
- }
- /*set the buffer to primed ...*/
- buf->next_element_to_fill = element;
-out:
- atomic_set(&buf->state, QETH_QDIO_BUF_PRIMED);
- return 1;
-}
-
-int
-qeth_tso_send_packet(struct qeth_card *card, struct sk_buff *skb,
- struct qeth_qdio_out_q *queue, int ipv, int cast_type)
-{
- int flush_cnt = 0;
- struct qeth_hdr_tso *hdr;
- struct qeth_qdio_out_buffer *buffer;
- int start_index;
-
- QETH_DBF_TEXT(trace, 3, "tsosend");
-
- if (!(hdr = qeth_tso_prepare_packet(card, skb, ipv, cast_type)))
- return -ENOMEM;
- /*check if skb fits in one SBAL ...*/
- if (!(qeth_get_elements_no(card, (void*)hdr, skb)))
- return -EINVAL;
- /*lock queue, force switching to non-packing and send it ...*/
- while (atomic_compare_and_swap(QETH_OUT_Q_UNLOCKED,
- QETH_OUT_Q_LOCKED,
- &queue->state));
- start_index = queue->next_buf_to_fill;
- buffer = &queue->bufs[queue->next_buf_to_fill];
- /*check if card is too busy ...*/
- if (atomic_read(&buffer->state) != QETH_QDIO_BUF_EMPTY){
- card->stats.tx_dropped++;
- goto out;
- }
- /*let's force to non-packing and get a new SBAL*/
- flush_cnt += qeth_tso_get_queue_buffer(queue);
- buffer = &queue->bufs[queue->next_buf_to_fill];
- if (atomic_read(&buffer->state) != QETH_QDIO_BUF_EMPTY) {
- card->stats.tx_dropped++;
- goto out;
- }
- flush_cnt += qeth_tso_fill_buffer(buffer, skb);
- queue->next_buf_to_fill = (queue->next_buf_to_fill + 1) %
- QDIO_MAX_BUFFERS_PER_Q;
-out:
- atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED);
- if (flush_cnt)
- qeth_flush_buffers(queue, 0, start_index, flush_cnt);
- /*do some statistics */
- card->stats.tx_packets++;
- card->stats.tx_bytes += skb->len;
- return 0;
-}
diff --git a/drivers/s390/net/qeth_tso.h b/drivers/s390/net/qeth_tso.h
index 83504dee3f5..ad33e6f466f 100644
--- a/drivers/s390/net/qeth_tso.h
+++ b/drivers/s390/net/qeth_tso.h
@@ -1,5 +1,5 @@
/*
- * linux/drivers/s390/net/qeth_tso.h ($Revision: 1.4 $)
+ * linux/drivers/s390/net/qeth_tso.h ($Revision: 1.7 $)
*
* Header file for qeth TCP Segmentation Offload support.
*
@@ -7,52 +7,148 @@
*
* Author(s): Frank Pavlic <pavlic@de.ibm.com>
*
- * $Revision: 1.4 $ $Date: 2005/03/24 09:04:18 $
+ * $Revision: 1.7 $ $Date: 2005/05/04 20:19:18 $
*
*/
#ifndef __QETH_TSO_H__
#define __QETH_TSO_H__
+#include <linux/skbuff.h>
+#include <linux/tcp.h>
+#include <linux/ip.h>
+#include <linux/ipv6.h>
+#include <net/ip6_checksum.h>
+#include "qeth.h"
+#include "qeth_mpc.h"
-extern int
-qeth_tso_send_packet(struct qeth_card *, struct sk_buff *,
- struct qeth_qdio_out_q *, int , int);
-struct qeth_hdr_ext_tso {
- __u16 hdr_tot_len;
- __u8 imb_hdr_no;
- __u8 reserved;
- __u8 hdr_type;
- __u8 hdr_version;
- __u16 hdr_len;
- __u32 payload_len;
- __u16 mss;
- __u16 dg_hdr_len;
- __u8 padding[16];
-} __attribute__ ((packed));
+static inline struct qeth_hdr_tso *
+qeth_tso_prepare_skb(struct qeth_card *card, struct sk_buff **skb)
+{
+ QETH_DBF_TEXT(trace, 5, "tsoprsk");
+ return qeth_push_skb(card, skb, sizeof(struct qeth_hdr_tso));
+}
+
+/**
+ * fill header for a TSO packet
+ */
+static inline void
+qeth_tso_fill_header(struct qeth_card *card, struct sk_buff *skb)
+{
+ struct qeth_hdr_tso *hdr;
+ struct tcphdr *tcph;
+ struct iphdr *iph;
+
+ QETH_DBF_TEXT(trace, 5, "tsofhdr");
+
+ hdr = (struct qeth_hdr_tso *) skb->data;
+ iph = skb->nh.iph;
+ tcph = skb->h.th;
+ /*fix header to TSO values ...*/
+ hdr->hdr.hdr.l3.id = QETH_HEADER_TYPE_TSO;
+ /*set values which are fix for the first approach ...*/
+ hdr->ext.hdr_tot_len = (__u16) sizeof(struct qeth_hdr_ext_tso);
+ hdr->ext.imb_hdr_no = 1;
+ hdr->ext.hdr_type = 1;
+ hdr->ext.hdr_version = 1;
+ hdr->ext.hdr_len = 28;
+ /*insert non-fix values */
+ hdr->ext.mss = skb_shinfo(skb)->tso_size;
+ hdr->ext.dg_hdr_len = (__u16)(iph->ihl*4 + tcph->doff*4);
+ hdr->ext.payload_len = (__u16)(skb->len - hdr->ext.dg_hdr_len -
+ sizeof(struct qeth_hdr_tso));
+}
+
+/**
+ * change some header values as requested by hardware
+ */
+static inline void
+qeth_tso_set_tcpip_header(struct qeth_card *card, struct sk_buff *skb)
+{
+ struct iphdr *iph;
+ struct ipv6hdr *ip6h;
+ struct tcphdr *tcph;
-struct qeth_hdr_tso {
- struct qeth_hdr hdr; /*hdr->hdr.l3.xxx*/
- struct qeth_hdr_ext_tso ext;
-} __attribute__ ((packed));
+ iph = skb->nh.iph;
+ ip6h = skb->nh.ipv6h;
+ tcph = skb->h.th;
-/*some helper functions*/
+ tcph->check = 0;
+ if (skb->protocol == ETH_P_IPV6) {
+ ip6h->payload_len = 0;
+ tcph->check = ~csum_ipv6_magic(&ip6h->saddr, &ip6h->daddr,
+ 0, IPPROTO_TCP, 0);
+ return;
+ }
+ /*OSA want us to set these values ...*/
+ tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr,
+ 0, IPPROTO_TCP, 0);
+ iph->tot_len = 0;
+ iph->check = 0;
+}
static inline int
-qeth_get_elements_no(struct qeth_card *card, void *hdr, struct sk_buff *skb)
+qeth_tso_prepare_packet(struct qeth_card *card, struct sk_buff *skb,
+ int ipv, int cast_type)
+{
+ struct qeth_hdr_tso *hdr;
+
+ QETH_DBF_TEXT(trace, 5, "tsoprep");
+
+ hdr = (struct qeth_hdr_tso *) qeth_tso_prepare_skb(card, &skb);
+ if (hdr == NULL) {
+ QETH_DBF_TEXT(trace, 4, "tsoperr");
+ return -ENOMEM;
+ }
+ memset(hdr, 0, sizeof(struct qeth_hdr_tso));
+ /*fill first 32 bytes of qdio header as used
+ *FIXME: TSO has two struct members
+ * with different names but same size
+ * */
+ qeth_fill_header(card, &hdr->hdr, skb, ipv, cast_type);
+ qeth_tso_fill_header(card, skb);
+ qeth_tso_set_tcpip_header(card, skb);
+ return 0;
+}
+
+static inline void
+__qeth_fill_buffer_frag(struct sk_buff *skb, struct qdio_buffer *buffer,
+ int is_tso, int *next_element_to_fill)
{
- int elements_needed = 0;
-
- if (skb_shinfo(skb)->nr_frags > 0)
- elements_needed = (skb_shinfo(skb)->nr_frags + 1);
- if (elements_needed == 0 )
- elements_needed = 1 + (((((unsigned long) hdr) % PAGE_SIZE)
- + skb->len) >> PAGE_SHIFT);
- if (elements_needed > QETH_MAX_BUFFER_ELEMENTS(card)){
- PRINT_ERR("qeth_do_send_packet: invalid size of "
- "IP packet. Discarded.");
- return 0;
+ struct skb_frag_struct *frag;
+ int fragno;
+ unsigned long addr;
+ int element, cnt, dlen;
+
+ fragno = skb_shinfo(skb)->nr_frags;
+ element = *next_element_to_fill;
+ dlen = 0;
+
+ if (is_tso)
+ buffer->element[element].flags =
+ SBAL_FLAGS_MIDDLE_FRAG;
+ else
+ buffer->element[element].flags =
+ SBAL_FLAGS_FIRST_FRAG;
+ if ( (dlen = (skb->len - skb->data_len)) ) {
+ buffer->element[element].addr = skb->data;
+ buffer->element[element].length = dlen;
+ element++;
+ }
+ for (cnt = 0; cnt < fragno; cnt++) {
+ frag = &skb_shinfo(skb)->frags[cnt];
+ addr = (page_to_pfn(frag->page) << PAGE_SHIFT) +
+ frag->page_offset;
+ buffer->element[element].addr = (char *)addr;
+ buffer->element[element].length = frag->size;
+ if (cnt < (fragno - 1))
+ buffer->element[element].flags =
+ SBAL_FLAGS_MIDDLE_FRAG;
+ else
+ buffer->element[element].flags =
+ SBAL_FLAGS_LAST_FRAG;
+ element++;
}
- return elements_needed;
+ *next_element_to_fill = element;
}
#endif /* __QETH_TSO_H__ */
diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c
index 1e3f7f3c662..d6469baa7e1 100644
--- a/drivers/s390/net/smsgiucv.c
+++ b/drivers/s390/net/smsgiucv.c
@@ -138,7 +138,7 @@ static void __exit
smsg_exit(void)
{
if (smsg_handle > 0) {
- cpcmd("SET SMSG OFF", 0, 0);
+ cpcmd("SET SMSG OFF", NULL, 0, NULL);
iucv_sever(smsg_pathid, 0);
iucv_unregister_program(smsg_handle);
driver_unregister(&smsg_driver);
@@ -177,7 +177,7 @@ smsg_init(void)
smsg_handle = 0;
return -EIO;
}
- cpcmd("SET SMSG IUCV", 0, 0);
+ cpcmd("SET SMSG IUCV", NULL, 0, NULL);
return 0;
}
diff --git a/drivers/s390/s390mach.c b/drivers/s390/s390mach.c
index ffa996c8a90..5bb255e02ac 100644
--- a/drivers/s390/s390mach.c
+++ b/drivers/s390/s390mach.c
@@ -31,14 +31,14 @@ extern void css_reiterate_subchannels(void);
extern struct workqueue_struct *slow_path_wq;
extern struct work_struct slow_path_work;
-static void
+static NORET_TYPE void
s390_handle_damage(char *msg)
{
- printk(KERN_EMERG "%s\n", msg);
#ifdef CONFIG_SMP
smp_send_stop();
#endif
disabled_wait((unsigned long) __builtin_return_address(0));
+ for(;;);
}
/*
@@ -122,40 +122,39 @@ repeat:
return 0;
}
+struct mcck_struct {
+ int kill_task;
+ int channel_report;
+ int warning;
+ unsigned long long mcck_code;
+};
+
+static DEFINE_PER_CPU(struct mcck_struct, cpu_mcck);
+
/*
- * machine check handler.
+ * Main machine check handler function. Will be called with interrupts enabled
+ * or disabled and machine checks enabled or disabled.
*/
void
-s390_do_machine_check(void)
+s390_handle_mcck(void)
{
- struct mci *mci;
-
- mci = (struct mci *) &S390_lowcore.mcck_interruption_code;
+ unsigned long flags;
+ struct mcck_struct mcck;
- if (mci->sd) /* system damage */
- s390_handle_damage("received system damage machine check\n");
+ /*
+ * Disable machine checks and get the current state of accumulated
+ * machine checks. Afterwards delete the old state and enable machine
+ * checks again.
+ */
+ local_irq_save(flags);
+ local_mcck_disable();
+ mcck = __get_cpu_var(cpu_mcck);
+ memset(&__get_cpu_var(cpu_mcck), 0, sizeof(struct mcck_struct));
+ clear_thread_flag(TIF_MCCK_PENDING);
+ local_mcck_enable();
+ local_irq_restore(flags);
- if (mci->pd) /* instruction processing damage */
- s390_handle_damage("received instruction processing "
- "damage machine check\n");
-
- if (mci->se) /* storage error uncorrected */
- s390_handle_damage("received storage error uncorrected "
- "machine check\n");
-
- if (mci->sc) /* storage error corrected */
- printk(KERN_WARNING
- "received storage error corrected machine check\n");
-
- if (mci->ke) /* storage key-error uncorrected */
- s390_handle_damage("received storage key-error uncorrected "
- "machine check\n");
-
- if (mci->ds && mci->fa) /* storage degradation */
- s390_handle_damage("received storage degradation machine "
- "check\n");
-
- if (mci->cp) /* channel report word pending */
+ if (mcck.channel_report)
up(&m_sem);
#ifdef CONFIG_MACHCHK_WARNING
@@ -168,7 +167,7 @@ s390_do_machine_check(void)
* On VM we only get one interrupt per virtally presented machinecheck.
* Though one suffices, we may get one interrupt per (virtual) processor.
*/
- if (mci->w) { /* WARNING pending ? */
+ if (mcck.warning) { /* WARNING pending ? */
static int mchchk_wng_posted = 0;
/*
* Use single machine clear, as we cannot handle smp right now
@@ -178,6 +177,261 @@ s390_do_machine_check(void)
kill_proc(1, SIGPWR, 1);
}
#endif
+
+ if (mcck.kill_task) {
+ local_irq_enable();
+ printk(KERN_EMERG "mcck: Terminating task because of machine "
+ "malfunction (code 0x%016llx).\n", mcck.mcck_code);
+ printk(KERN_EMERG "mcck: task: %s, pid: %d.\n",
+ current->comm, current->pid);
+ do_exit(SIGSEGV);
+ }
+}
+
+/*
+ * returns 0 if all registers could be validated
+ * returns 1 otherwise
+ */
+static int
+s390_revalidate_registers(struct mci *mci)
+{
+ int kill_task;
+ u64 tmpclock;
+ u64 zero;
+ void *fpt_save_area, *fpt_creg_save_area;
+
+ kill_task = 0;
+ zero = 0;
+ /* General purpose registers */
+ if (!mci->gr)
+ /*
+ * General purpose registers couldn't be restored and have
+ * unknown contents. Process needs to be terminated.
+ */
+ kill_task = 1;
+
+ /* Revalidate floating point registers */
+ if (!mci->fp)
+ /*
+ * Floating point registers can't be restored and
+ * therefore the process needs to be terminated.
+ */
+ kill_task = 1;
+
+#ifndef __s390x__
+ asm volatile("ld 0,0(%0)\n"
+ "ld 2,8(%0)\n"
+ "ld 4,16(%0)\n"
+ "ld 6,24(%0)"
+ : : "a" (&S390_lowcore.floating_pt_save_area));
+#endif
+
+ if (MACHINE_HAS_IEEE) {
+#ifdef __s390x__
+ fpt_save_area = &S390_lowcore.floating_pt_save_area;
+ fpt_creg_save_area = &S390_lowcore.fpt_creg_save_area;
+#else
+ fpt_save_area = (void *) S390_lowcore.extended_save_area_addr;
+ fpt_creg_save_area = fpt_save_area+128;
+#endif
+ /* Floating point control register */
+ if (!mci->fc) {
+ /*
+ * Floating point control register can't be restored.
+ * Task will be terminated.
+ */
+ asm volatile ("lfpc 0(%0)" : : "a" (&zero));
+ kill_task = 1;
+
+ }
+ else
+ asm volatile (
+ "lfpc 0(%0)"
+ : : "a" (fpt_creg_save_area));
+
+ asm volatile("ld 0,0(%0)\n"
+ "ld 1,8(%0)\n"
+ "ld 2,16(%0)\n"
+ "ld 3,24(%0)\n"
+ "ld 4,32(%0)\n"
+ "ld 5,40(%0)\n"
+ "ld 6,48(%0)\n"
+ "ld 7,56(%0)\n"
+ "ld 8,64(%0)\n"
+ "ld 9,72(%0)\n"
+ "ld 10,80(%0)\n"
+ "ld 11,88(%0)\n"
+ "ld 12,96(%0)\n"
+ "ld 13,104(%0)\n"
+ "ld 14,112(%0)\n"
+ "ld 15,120(%0)\n"
+ : : "a" (fpt_save_area));
+ }
+
+ /* Revalidate access registers */
+ asm volatile("lam 0,15,0(%0)"
+ : : "a" (&S390_lowcore.access_regs_save_area));
+ if (!mci->ar)
+ /*
+ * Access registers have unknown contents.
+ * Terminating task.
+ */
+ kill_task = 1;
+
+ /* Revalidate control registers */
+ if (!mci->cr)
+ /*
+ * Control registers have unknown contents.
+ * Can't recover and therefore stopping machine.
+ */
+ s390_handle_damage("invalid control registers.");
+ else
+#ifdef __s390x__
+ asm volatile("lctlg 0,15,0(%0)"
+ : : "a" (&S390_lowcore.cregs_save_area));
+#else
+ asm volatile("lctl 0,15,0(%0)"
+ : : "a" (&S390_lowcore.cregs_save_area));
+#endif
+
+ /*
+ * We don't even try to revalidate the TOD register, since we simply
+ * can't write something sensible into that register.
+ */
+
+#ifdef __s390x__
+ /*
+ * See if we can revalidate the TOD programmable register with its
+ * old contents (should be zero) otherwise set it to zero.
+ */
+ if (!mci->pr)
+ asm volatile("sr 0,0\n"
+ "sckpf"
+ : : : "0", "cc");
+ else
+ asm volatile(
+ "l 0,0(%0)\n"
+ "sckpf"
+ : : "a" (&S390_lowcore.tod_progreg_save_area) : "0", "cc");
+#endif
+
+ /* Revalidate clock comparator register */
+ asm volatile ("stck 0(%1)\n"
+ "sckc 0(%1)"
+ : "=m" (tmpclock) : "a" (&(tmpclock)) : "cc", "memory");
+
+ /* Check if old PSW is valid */
+ if (!mci->wp)
+ /*
+ * Can't tell if we come from user or kernel mode
+ * -> stopping machine.
+ */
+ s390_handle_damage("old psw invalid.");
+
+ if (!mci->ms || !mci->pm || !mci->ia)
+ kill_task = 1;
+
+ return kill_task;
+}
+
+/*
+ * machine check handler.
+ */
+void
+s390_do_machine_check(struct pt_regs *regs)
+{
+ struct mci *mci;
+ struct mcck_struct *mcck;
+ int umode;
+
+ mci = (struct mci *) &S390_lowcore.mcck_interruption_code;
+ mcck = &__get_cpu_var(cpu_mcck);
+ umode = user_mode(regs);
+
+ if (mci->sd)
+ /* System damage -> stopping machine */
+ s390_handle_damage("received system damage machine check.");
+
+ if (mci->pd) {
+ if (mci->b) {
+ /* Processing backup -> verify if we can survive this */
+ u64 z_mcic, o_mcic, t_mcic;
+#ifdef __s390x__
+ z_mcic = (1ULL<<63 | 1ULL<<59 | 1ULL<<29);
+ o_mcic = (1ULL<<43 | 1ULL<<42 | 1ULL<<41 | 1ULL<<40 |
+ 1ULL<<36 | 1ULL<<35 | 1ULL<<34 | 1ULL<<32 |
+ 1ULL<<30 | 1ULL<<21 | 1ULL<<20 | 1ULL<<17 |
+ 1ULL<<16);
+#else
+ z_mcic = (1ULL<<63 | 1ULL<<59 | 1ULL<<57 | 1ULL<<50 |
+ 1ULL<<29);
+ o_mcic = (1ULL<<43 | 1ULL<<42 | 1ULL<<41 | 1ULL<<40 |
+ 1ULL<<36 | 1ULL<<35 | 1ULL<<34 | 1ULL<<32 |
+ 1ULL<<30 | 1ULL<<20 | 1ULL<<17 | 1ULL<<16);
+#endif
+ t_mcic = *(u64 *)mci;
+
+ if (((t_mcic & z_mcic) != 0) ||
+ ((t_mcic & o_mcic) != o_mcic)) {
+ s390_handle_damage("processing backup machine "
+ "check with damage.");
+ }
+ if (!umode)
+ s390_handle_damage("processing backup machine "
+ "check in kernel mode.");
+ mcck->kill_task = 1;
+ mcck->mcck_code = *(unsigned long long *) mci;
+ }
+ else {
+ /* Processing damage -> stopping machine */
+ s390_handle_damage("received instruction processing "
+ "damage machine check.");
+ }
+ }
+ if (s390_revalidate_registers(mci)) {
+ if (umode) {
+ /*
+ * Couldn't restore all register contents while in
+ * user mode -> mark task for termination.
+ */
+ mcck->kill_task = 1;
+ mcck->mcck_code = *(unsigned long long *) mci;
+ set_thread_flag(TIF_MCCK_PENDING);
+ }
+ else
+ /*
+ * Couldn't restore all register contents while in
+ * kernel mode -> stopping machine.
+ */
+ s390_handle_damage("unable to revalidate registers.");
+ }
+
+ if (mci->se)
+ /* Storage error uncorrected */
+ s390_handle_damage("received storage error uncorrected "
+ "machine check.");
+
+ if (mci->ke)
+ /* Storage key-error uncorrected */
+ s390_handle_damage("received storage key-error uncorrected "
+ "machine check.");
+
+ if (mci->ds && mci->fa)
+ /* Storage degradation */
+ s390_handle_damage("received storage degradation machine "
+ "check.");
+
+ if (mci->cp) {
+ /* Channel report word pending */
+ mcck->channel_report = 1;
+ set_thread_flag(TIF_MCCK_PENDING);
+ }
+
+ if (mci->w) {
+ /* Warning pending */
+ mcck->warning = 1;
+ set_thread_flag(TIF_MCCK_PENDING);
+ }
}
/*
@@ -189,9 +443,8 @@ static int
machine_check_init(void)
{
init_MUTEX_LOCKED(&m_sem);
- ctl_clear_bit(14, 25); /* disable damage MCH */
- ctl_set_bit(14, 26); /* enable degradation MCH */
- ctl_set_bit(14, 27); /* enable system recovery MCH */
+ ctl_clear_bit(14, 25); /* disable external damage MCH */
+ ctl_set_bit(14, 27); /* enable system recovery MCH */
#ifdef CONFIG_MACHCHK_WARNING
ctl_set_bit(14, 24); /* enable warning MCH */
#endif
diff --git a/drivers/s390/s390mach.h b/drivers/s390/s390mach.h
index 7e26f0f1b0d..4eaa7017918 100644
--- a/drivers/s390/s390mach.h
+++ b/drivers/s390/s390mach.h
@@ -16,20 +16,45 @@ struct mci {
__u32 sd : 1; /* 00 system damage */
__u32 pd : 1; /* 01 instruction-processing damage */
__u32 sr : 1; /* 02 system recovery */
- __u32 to_be_defined_1 : 4; /* 03-06 */
+ __u32 to_be_defined_1 : 1; /* 03 */
+ __u32 cd : 1; /* 04 timing-facility damage */
+ __u32 ed : 1; /* 05 external damage */
+ __u32 to_be_defined_2 : 1; /* 06 */
__u32 dg : 1; /* 07 degradation */
__u32 w : 1; /* 08 warning pending */
__u32 cp : 1; /* 09 channel-report pending */
- __u32 to_be_defined_2 : 6; /* 10-15 */
+ __u32 sp : 1; /* 10 service-processor damage */
+ __u32 ck : 1; /* 11 channel-subsystem damage */
+ __u32 to_be_defined_3 : 2; /* 12-13 */
+ __u32 b : 1; /* 14 backed up */
+ __u32 to_be_defined_4 : 1; /* 15 */
__u32 se : 1; /* 16 storage error uncorrected */
__u32 sc : 1; /* 17 storage error corrected */
__u32 ke : 1; /* 18 storage-key error uncorrected */
__u32 ds : 1; /* 19 storage degradation */
- __u32 to_be_defined_3 : 4; /* 20-23 */
+ __u32 wp : 1; /* 20 psw mwp validity */
+ __u32 ms : 1; /* 21 psw mask and key validity */
+ __u32 pm : 1; /* 22 psw program mask and cc validity */
+ __u32 ia : 1; /* 23 psw instruction address validity */
__u32 fa : 1; /* 24 failing storage address validity */
- __u32 to_be_defined_4 : 7; /* 25-31 */
+ __u32 to_be_defined_5 : 1; /* 25 */
+ __u32 ec : 1; /* 26 external damage code validity */
+ __u32 fp : 1; /* 27 floating point register validity */
+ __u32 gr : 1; /* 28 general register validity */
+ __u32 cr : 1; /* 29 control register validity */
+ __u32 to_be_defined_6 : 1; /* 30 */
+ __u32 st : 1; /* 31 storage logical validity */
__u32 ie : 1; /* 32 indirect storage error */
- __u32 to_be_defined_5 : 31; /* 33-63 */
+ __u32 ar : 1; /* 33 access register validity */
+ __u32 da : 1; /* 34 delayed access exception */
+ __u32 to_be_defined_7 : 7; /* 35-41 */
+ __u32 pr : 1; /* 42 tod programmable register validity */
+ __u32 fc : 1; /* 43 fp control register validity */
+ __u32 ap : 1; /* 44 ancillary report */
+ __u32 to_be_defined_8 : 1; /* 45 */
+ __u32 ct : 1; /* 46 cpu timer validity */
+ __u32 cc : 1; /* 47 clock comparator validity */
+ __u32 to_be_defined_9 : 16; /* 47-63 */
};
/*
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 68d151aaa47..e17b4d58a9f 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -97,11 +97,6 @@ MODULE_PARM_DESC(loglevel,
"FC ERP QDIO CIO Config FSF SCSI Other, "
"levels: 0=none 1=normal 2=devel 3=trace");
-#ifdef ZFCP_PRINT_FLAGS
-u32 flags_dump = 0;
-module_param(flags_dump, uint, 0);
-#endif
-
/****************************************************************/
/************** Functions without logging ***********************/
/****************************************************************/
@@ -223,13 +218,20 @@ zfcp_in_els_dbf_event(struct zfcp_adapter *adapter, const char *text,
* Parse "device=..." parameter string.
*/
static int __init
-zfcp_device_setup(char *str)
+zfcp_device_setup(char *devstr)
{
- char *tmp;
+ char *tmp, *str;
+ size_t len;
- if (!str)
+ if (!devstr)
return 0;
+ len = strlen(devstr) + 1;
+ str = (char *) kmalloc(len, GFP_KERNEL);
+ if (!str)
+ goto err_out;
+ memcpy(str, devstr, len);
+
tmp = strchr(str, ',');
if (!tmp)
goto err_out;
@@ -246,10 +248,12 @@ zfcp_device_setup(char *str)
zfcp_data.init_fcp_lun = simple_strtoull(tmp, &tmp, 0);
if (*tmp != '\0')
goto err_out;
+ kfree(str);
return 1;
err_out:
ZFCP_LOG_NORMAL("Parse error for device parameter string %s\n", str);
+ kfree(str);
return 0;
}
@@ -525,7 +529,7 @@ zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command,
out:
if (fsf_req != NULL)
- zfcp_fsf_req_cleanup(fsf_req);
+ zfcp_fsf_req_free(fsf_req);
if ((adapter != NULL) && (retval != -ENXIO))
zfcp_adapter_put(adapter);
@@ -1154,7 +1158,7 @@ zfcp_adapter_enqueue(struct ccw_device *ccw_device)
INIT_LIST_HEAD(&adapter->port_remove_lh);
/* initialize list of fsf requests */
- rwlock_init(&adapter->fsf_req_list_lock);
+ spin_lock_init(&adapter->fsf_req_list_lock);
INIT_LIST_HEAD(&adapter->fsf_req_list_head);
/* initialize abort lock */
@@ -1239,9 +1243,9 @@ zfcp_adapter_dequeue(struct zfcp_adapter *adapter)
zfcp_sysfs_adapter_remove_files(&adapter->ccw_device->dev);
dev_set_drvdata(&adapter->ccw_device->dev, NULL);
/* sanity check: no pending FSF requests */
- read_lock_irqsave(&adapter->fsf_req_list_lock, flags);
+ spin_lock_irqsave(&adapter->fsf_req_list_lock, flags);
retval = !list_empty(&adapter->fsf_req_list_head);
- read_unlock_irqrestore(&adapter->fsf_req_list_lock, flags);
+ spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags);
if (retval) {
ZFCP_LOG_NORMAL("bug: adapter %s (%p) still in use, "
"%i requests outstanding\n",
@@ -1483,19 +1487,15 @@ zfcp_fsf_incoming_els_rscn(struct zfcp_adapter *adapter,
fcp_rscn_element++;
switch (fcp_rscn_element->addr_format) {
case ZFCP_PORT_ADDRESS:
- ZFCP_LOG_FLAGS(1, "ZFCP_PORT_ADDRESS\n");
range_mask = ZFCP_PORTS_RANGE_PORT;
break;
case ZFCP_AREA_ADDRESS:
- ZFCP_LOG_FLAGS(1, "ZFCP_AREA_ADDRESS\n");
range_mask = ZFCP_PORTS_RANGE_AREA;
break;
case ZFCP_DOMAIN_ADDRESS:
- ZFCP_LOG_FLAGS(1, "ZFCP_DOMAIN_ADDRESS\n");
range_mask = ZFCP_PORTS_RANGE_DOMAIN;
break;
case ZFCP_FABRIC_ADDRESS:
- ZFCP_LOG_FLAGS(1, "ZFCP_FABRIC_ADDRESS\n");
range_mask = ZFCP_PORTS_RANGE_FABRIC;
break;
default:
@@ -1762,7 +1762,10 @@ static void zfcp_ns_gid_pn_handler(unsigned long data)
ct_iu_req = zfcp_sg_to_address(ct->req);
ct_iu_resp = zfcp_sg_to_address(ct->resp);
- if ((ct->status != 0) || zfcp_check_ct_response(&ct_iu_resp->header)) {
+ if (ct->status != 0)
+ goto failed;
+
+ if (zfcp_check_ct_response(&ct_iu_resp->header)) {
/* FIXME: do we need some specific erp entry points */
atomic_set_mask(ZFCP_STATUS_PORT_INVALID_WWPN, &port->status);
goto failed;
diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h
index c5daf372f85..4103b5be768 100644
--- a/drivers/s390/scsi/zfcp_def.h
+++ b/drivers/s390/scsi/zfcp_def.h
@@ -62,9 +62,6 @@
#include <linux/syscalls.h>
#include <linux/ioctl.h>
-/************************ DEBUG FLAGS *****************************************/
-
-#define ZFCP_PRINT_FLAGS
/********************* GENERAL DEFINES *********************************/
@@ -152,8 +149,10 @@ typedef u32 scsi_lun_t;
#define FSF_QTCB_UNSOLICITED_STATUS 0x6305
#define ZFCP_STATUS_READ_FAILED_THRESHOLD 3
#define ZFCP_STATUS_READS_RECOM FSF_STATUS_READS_RECOM
-#define ZFCP_EXCHANGE_CONFIG_DATA_RETRIES 6
-#define ZFCP_EXCHANGE_CONFIG_DATA_SLEEP 50
+
+/* Do 1st retry in 1 second, then double the timeout for each following retry */
+#define ZFCP_EXCHANGE_CONFIG_DATA_FIRST_SLEEP 100
+#define ZFCP_EXCHANGE_CONFIG_DATA_RETRIES 7
/* timeout value for "default timer" for fsf requests */
#define ZFCP_FSF_REQUEST_TIMEOUT (60*HZ);
@@ -472,17 +471,6 @@ do { \
ZFCP_LOG(ZFCP_LOG_LEVEL_TRACE, fmt , ##args)
#endif
-#ifndef ZFCP_PRINT_FLAGS
-# define ZFCP_LOG_FLAGS(level, fmt, args...)
-#else
-extern u32 flags_dump;
-# define ZFCP_LOG_FLAGS(level, fmt, args...) \
-do { \
- if (level <= flags_dump) \
- _ZFCP_LOG(fmt, ##args); \
-} while (0)
-#endif
-
/*************** ADAPTER/PORT/UNIT AND FSF_REQ STATUS FLAGS ******************/
/*
@@ -502,6 +490,7 @@ do { \
#define ZFCP_STATUS_COMMON_CLOSING 0x02000000
#define ZFCP_STATUS_COMMON_ERP_INUSE 0x01000000
#define ZFCP_STATUS_COMMON_ACCESS_DENIED 0x00800000
+#define ZFCP_STATUS_COMMON_ACCESS_BOXED 0x00400000
/* adapter status */
#define ZFCP_STATUS_ADAPTER_QDIOUP 0x00000002
@@ -763,6 +752,7 @@ typedef void (*zfcp_send_els_handler_t)(unsigned long);
/**
* struct zfcp_send_els - used to pass parameters to function zfcp_fsf_send_els
* @adapter: adapter where request is sent from
+ * @port: port where ELS is destinated (port reference count has to be increased)
* @d_id: destiniation id of port where request is sent to
* @req: scatter-gather list for request
* @resp: scatter-gather list for response
@@ -777,6 +767,7 @@ typedef void (*zfcp_send_els_handler_t)(unsigned long);
*/
struct zfcp_send_els {
struct zfcp_adapter *adapter;
+ struct zfcp_port *port;
fc_id_t d_id;
struct scatterlist *req;
struct scatterlist *resp;
@@ -871,7 +862,7 @@ struct zfcp_adapter {
u32 ports; /* number of remote ports */
struct timer_list scsi_er_timer; /* SCSI err recovery watch */
struct list_head fsf_req_list_head; /* head of FSF req list */
- rwlock_t fsf_req_list_lock; /* lock for ops on list of
+ spinlock_t fsf_req_list_lock; /* lock for ops on list of
FSF requests */
atomic_t fsf_reqs_active; /* # active FSF reqs */
struct zfcp_qdio_queue request_queue; /* request queue */
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index 53ebc1cdfe2..0cf31f7d1c0 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -35,7 +35,7 @@
#include "zfcp_ext.h"
-static int zfcp_erp_adisc(struct zfcp_adapter *, fc_id_t);
+static int zfcp_erp_adisc(struct zfcp_port *);
static void zfcp_erp_adisc_handler(unsigned long);
static int zfcp_erp_adapter_reopen_internal(struct zfcp_adapter *, int);
@@ -295,12 +295,12 @@ zfcp_erp_unit_shutdown(struct zfcp_unit *unit, int clear_mask)
/**
* zfcp_erp_adisc - send ADISC ELS command
- * @adapter: adapter structure
- * @d_id: d_id of port where ADISC is sent to
+ * @port: port structure
*/
int
-zfcp_erp_adisc(struct zfcp_adapter *adapter, fc_id_t d_id)
+zfcp_erp_adisc(struct zfcp_port *port)
{
+ struct zfcp_adapter *adapter = port->adapter;
struct zfcp_send_els *send_els;
struct zfcp_ls_adisc *adisc;
void *address = NULL;
@@ -332,7 +332,8 @@ zfcp_erp_adisc(struct zfcp_adapter *adapter, fc_id_t d_id)
send_els->req_count = send_els->resp_count = 1;
send_els->adapter = adapter;
- send_els->d_id = d_id;
+ send_els->port = port;
+ send_els->d_id = port->d_id;
send_els->handler = zfcp_erp_adisc_handler;
send_els->handler_data = (unsigned long) send_els;
@@ -350,7 +351,7 @@ zfcp_erp_adisc(struct zfcp_adapter *adapter, fc_id_t d_id)
ZFCP_LOG_INFO("ADISC request from s_id 0x%08x to d_id 0x%08x "
"(wwpn=0x%016Lx, wwnn=0x%016Lx, "
"hard_nport_id=0x%08x, nport_id=0x%08x)\n",
- adapter->s_id, d_id, (wwn_t) adisc->wwpn,
+ adapter->s_id, send_els->d_id, (wwn_t) adisc->wwpn,
(wwn_t) adisc->wwnn, adisc->hard_nport_id,
adisc->nport_id);
@@ -367,7 +368,7 @@ zfcp_erp_adisc(struct zfcp_adapter *adapter, fc_id_t d_id)
retval = zfcp_fsf_send_els(send_els);
if (retval != 0) {
ZFCP_LOG_NORMAL("error: initiation of Send ELS failed for port "
- "0x%08x on adapter %s\n", d_id,
+ "0x%08x on adapter %s\n", send_els->d_id,
zfcp_get_busid_by_adapter(adapter));
del_timer(send_els->timer);
goto freemem;
@@ -411,14 +412,9 @@ zfcp_erp_adisc_handler(unsigned long data)
del_timer(send_els->timer);
adapter = send_els->adapter;
+ port = send_els->port;
d_id = send_els->d_id;
- read_lock(&zfcp_data.config_lock);
- port = zfcp_get_port_by_did(send_els->adapter, send_els->d_id);
- read_unlock(&zfcp_data.config_lock);
-
- BUG_ON(port == NULL);
-
/* request rejected or timed out */
if (send_els->status != 0) {
ZFCP_LOG_NORMAL("ELS request rejected/timed out, "
@@ -482,7 +478,7 @@ zfcp_test_link(struct zfcp_port *port)
int retval;
zfcp_port_get(port);
- retval = zfcp_erp_adisc(port->adapter, port->d_id);
+ retval = zfcp_erp_adisc(port);
if (retval != 0) {
zfcp_port_put(port);
ZFCP_LOG_NORMAL("reopen needed for port 0x%016Lx "
@@ -895,7 +891,7 @@ zfcp_erp_strategy_check_fsfreq(struct zfcp_erp_action *erp_action)
if (erp_action->fsf_req) {
/* take lock to ensure that request is not being deleted meanwhile */
- write_lock(&adapter->fsf_req_list_lock);
+ spin_lock(&adapter->fsf_req_list_lock);
/* check whether fsf req does still exist */
list_for_each_entry(fsf_req, &adapter->fsf_req_list_head, list)
if (fsf_req == erp_action->fsf_req)
@@ -938,7 +934,7 @@ zfcp_erp_strategy_check_fsfreq(struct zfcp_erp_action *erp_action)
*/
erp_action->fsf_req = NULL;
}
- write_unlock(&adapter->fsf_req_list_lock);
+ spin_unlock(&adapter->fsf_req_list_lock);
} else
debug_text_event(adapter->erp_dbf, 3, "a_ca_noreq");
@@ -2286,12 +2282,12 @@ zfcp_erp_adapter_strategy_open_fsf_xconfig(struct zfcp_erp_action *erp_action)
{
int retval = ZFCP_ERP_SUCCEEDED;
int retries;
+ int sleep = ZFCP_EXCHANGE_CONFIG_DATA_FIRST_SLEEP;
struct zfcp_adapter *adapter = erp_action->adapter;
atomic_clear_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK, &adapter->status);
- retries = ZFCP_EXCHANGE_CONFIG_DATA_RETRIES;
- do {
+ for (retries = ZFCP_EXCHANGE_CONFIG_DATA_RETRIES; retries; retries--) {
atomic_clear_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT,
&adapter->status);
ZFCP_LOG_DEBUG("Doing exchange config data\n");
@@ -2329,16 +2325,17 @@ zfcp_erp_adapter_strategy_open_fsf_xconfig(struct zfcp_erp_action *erp_action)
zfcp_get_busid_by_adapter(adapter));
break;
}
- if (atomic_test_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT,
- &adapter->status)) {
- ZFCP_LOG_DEBUG("host connection still initialising... "
- "waiting and retrying...\n");
- /* sleep a little bit before retry */
- msleep(jiffies_to_msecs(ZFCP_EXCHANGE_CONFIG_DATA_SLEEP));
- }
- } while ((retries--) &&
- atomic_test_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT,
- &adapter->status));
+
+ if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT,
+ &adapter->status))
+ break;
+
+ ZFCP_LOG_DEBUG("host connection still initialising... "
+ "waiting and retrying...\n");
+ /* sleep a little bit before retry */
+ msleep(jiffies_to_msecs(sleep));
+ sleep *= 2;
+ }
if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK,
&adapter->status)) {
@@ -3485,6 +3482,45 @@ zfcp_erp_action_to_ready(struct zfcp_erp_action *erp_action)
}
/*
+ * function: zfcp_erp_port_boxed
+ *
+ * purpose:
+ */
+void
+zfcp_erp_port_boxed(struct zfcp_port *port)
+{
+ struct zfcp_adapter *adapter = port->adapter;
+ unsigned long flags;
+
+ debug_text_event(adapter->erp_dbf, 3, "p_access_boxed");
+ debug_event(adapter->erp_dbf, 3, &port->wwpn, sizeof(wwn_t));
+ read_lock_irqsave(&zfcp_data.config_lock, flags);
+ zfcp_erp_modify_port_status(port,
+ ZFCP_STATUS_COMMON_ACCESS_BOXED,
+ ZFCP_SET);
+ read_unlock_irqrestore(&zfcp_data.config_lock, flags);
+ zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED);
+}
+
+/*
+ * function: zfcp_erp_unit_boxed
+ *
+ * purpose:
+ */
+void
+zfcp_erp_unit_boxed(struct zfcp_unit *unit)
+{
+ struct zfcp_adapter *adapter = unit->port->adapter;
+
+ debug_text_event(adapter->erp_dbf, 3, "u_access_boxed");
+ debug_event(adapter->erp_dbf, 3, &unit->fcp_lun, sizeof(fcp_lun_t));
+ zfcp_erp_modify_unit_status(unit,
+ ZFCP_STATUS_COMMON_ACCESS_BOXED,
+ ZFCP_SET);
+ zfcp_erp_unit_reopen(unit, ZFCP_STATUS_COMMON_ERP_FAILED);
+}
+
+/*
* function: zfcp_erp_port_access_denied
*
* purpose:
@@ -3495,11 +3531,13 @@ zfcp_erp_port_access_denied(struct zfcp_port *port)
struct zfcp_adapter *adapter = port->adapter;
unsigned long flags;
- debug_text_event(adapter->erp_dbf, 3, "p_access_block");
+ debug_text_event(adapter->erp_dbf, 3, "p_access_denied");
debug_event(adapter->erp_dbf, 3, &port->wwpn, sizeof(wwn_t));
read_lock_irqsave(&zfcp_data.config_lock, flags);
- zfcp_erp_modify_port_status(port, ZFCP_STATUS_COMMON_ERP_FAILED |
- ZFCP_STATUS_COMMON_ACCESS_DENIED, ZFCP_SET);
+ zfcp_erp_modify_port_status(port,
+ ZFCP_STATUS_COMMON_ERP_FAILED |
+ ZFCP_STATUS_COMMON_ACCESS_DENIED,
+ ZFCP_SET);
read_unlock_irqrestore(&zfcp_data.config_lock, flags);
}
@@ -3513,10 +3551,12 @@ zfcp_erp_unit_access_denied(struct zfcp_unit *unit)
{
struct zfcp_adapter *adapter = unit->port->adapter;
- debug_text_event(adapter->erp_dbf, 3, "u_access_block");
+ debug_text_event(adapter->erp_dbf, 3, "u_access_denied");
debug_event(adapter->erp_dbf, 3, &unit->fcp_lun, sizeof(fcp_lun_t));
- zfcp_erp_modify_unit_status(unit, ZFCP_STATUS_COMMON_ERP_FAILED |
- ZFCP_STATUS_COMMON_ACCESS_DENIED, ZFCP_SET);
+ zfcp_erp_modify_unit_status(unit,
+ ZFCP_STATUS_COMMON_ERP_FAILED |
+ ZFCP_STATUS_COMMON_ACCESS_DENIED,
+ ZFCP_SET);
}
/*
@@ -3530,7 +3570,7 @@ zfcp_erp_adapter_access_changed(struct zfcp_adapter *adapter)
struct zfcp_port *port;
unsigned long flags;
- debug_text_event(adapter->erp_dbf, 3, "a_access_unblock");
+ debug_text_event(adapter->erp_dbf, 3, "a_access_recover");
debug_event(adapter->erp_dbf, 3, &adapter->name, 8);
read_lock_irqsave(&zfcp_data.config_lock, flags);
@@ -3553,10 +3593,12 @@ zfcp_erp_port_access_changed(struct zfcp_port *port)
struct zfcp_adapter *adapter = port->adapter;
struct zfcp_unit *unit;
- debug_text_event(adapter->erp_dbf, 3, "p_access_unblock");
+ debug_text_event(adapter->erp_dbf, 3, "p_access_recover");
debug_event(adapter->erp_dbf, 3, &port->wwpn, sizeof(wwn_t));
if (!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED,
+ &port->status) &&
+ !atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_BOXED,
&port->status)) {
if (!atomic_test_mask(ZFCP_STATUS_PORT_WKA, &port->status))
list_for_each_entry(unit, &port->unit_list_head, list)
@@ -3583,10 +3625,13 @@ zfcp_erp_unit_access_changed(struct zfcp_unit *unit)
{
struct zfcp_adapter *adapter = unit->port->adapter;
- debug_text_event(adapter->erp_dbf, 3, "u_access_unblock");
+ debug_text_event(adapter->erp_dbf, 3, "u_access_recover");
debug_event(adapter->erp_dbf, 3, &unit->fcp_lun, sizeof(fcp_lun_t));
- if (!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED, &unit->status))
+ if (!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED,
+ &unit->status) &&
+ !atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_BOXED,
+ &unit->status))
return;
ZFCP_LOG_NORMAL("reopen of unit 0x%016Lx on port 0x%016Lx "
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index d5fd4335207..42df7e57eea 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -116,7 +116,7 @@ extern int zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *,
struct timer_list*, int);
extern int zfcp_fsf_req_complete(struct zfcp_fsf_req *);
extern void zfcp_fsf_incoming_els(struct zfcp_fsf_req *);
-extern void zfcp_fsf_req_cleanup(struct zfcp_fsf_req *);
+extern void zfcp_fsf_req_free(struct zfcp_fsf_req *);
extern struct zfcp_fsf_req *zfcp_fsf_send_fcp_command_task_management(
struct zfcp_adapter *, struct zfcp_unit *, u8, int);
extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(
@@ -171,6 +171,8 @@ extern int zfcp_erp_async_handler(struct zfcp_erp_action *, unsigned long);
extern int zfcp_test_link(struct zfcp_port *);
+extern void zfcp_erp_port_boxed(struct zfcp_port *);
+extern void zfcp_erp_unit_boxed(struct zfcp_unit *);
extern void zfcp_erp_port_access_denied(struct zfcp_port *);
extern void zfcp_erp_unit_access_denied(struct zfcp_unit *);
extern void zfcp_erp_adapter_access_changed(struct zfcp_adapter *);
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 148b11c822b..0d9f20edc49 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -61,7 +61,6 @@ static int zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *);
static int zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *);
static int zfcp_fsf_req_dispatch(struct zfcp_fsf_req *);
static void zfcp_fsf_req_dismiss(struct zfcp_fsf_req *);
-static void zfcp_fsf_req_free(struct zfcp_fsf_req *);
/* association between FSF command and FSF QTCB type */
static u32 fsf_qtcb_type[] = {
@@ -149,13 +148,13 @@ zfcp_fsf_req_alloc(mempool_t *pool, int req_flags)
*
* locks: none
*/
-static void
+void
zfcp_fsf_req_free(struct zfcp_fsf_req *fsf_req)
{
if (likely(fsf_req->pool != NULL))
mempool_free(fsf_req, fsf_req->pool);
- else
- kfree(fsf_req);
+ else
+ kfree(fsf_req);
}
/*
@@ -170,30 +169,21 @@ zfcp_fsf_req_free(struct zfcp_fsf_req *fsf_req)
int
zfcp_fsf_req_dismiss_all(struct zfcp_adapter *adapter)
{
- int retval = 0;
struct zfcp_fsf_req *fsf_req, *tmp;
+ unsigned long flags;
+ LIST_HEAD(remove_queue);
- list_for_each_entry_safe(fsf_req, tmp, &adapter->fsf_req_list_head,
- list)
- zfcp_fsf_req_dismiss(fsf_req);
- /* wait_event_timeout? */
- while (!list_empty(&adapter->fsf_req_list_head)) {
- ZFCP_LOG_DEBUG("fsf req list of adapter %s not yet empty\n",
- zfcp_get_busid_by_adapter(adapter));
- /* wait for woken intiators to clean up their requests */
- msleep(jiffies_to_msecs(ZFCP_FSFREQ_CLEANUP_TIMEOUT));
- }
+ spin_lock_irqsave(&adapter->fsf_req_list_lock, flags);
+ list_splice_init(&adapter->fsf_req_list_head, &remove_queue);
+ atomic_set(&adapter->fsf_reqs_active, 0);
+ spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags);
- /* consistency check */
- if (atomic_read(&adapter->fsf_reqs_active)) {
- ZFCP_LOG_NORMAL("bug: There are still %d FSF requests pending "
- "on adapter %s after cleanup.\n",
- atomic_read(&adapter->fsf_reqs_active),
- zfcp_get_busid_by_adapter(adapter));
- atomic_set(&adapter->fsf_reqs_active, 0);
+ list_for_each_entry_safe(fsf_req, tmp, &remove_queue, list) {
+ list_del(&fsf_req->list);
+ zfcp_fsf_req_dismiss(fsf_req);
}
- return retval;
+ return 0;
}
/*
@@ -226,10 +216,6 @@ zfcp_fsf_req_complete(struct zfcp_fsf_req *fsf_req)
{
int retval = 0;
int cleanup;
- struct zfcp_adapter *adapter = fsf_req->adapter;
-
- /* do some statistics */
- atomic_dec(&adapter->fsf_reqs_active);
if (unlikely(fsf_req->fsf_command == FSF_QTCB_UNSOLICITED_STATUS)) {
ZFCP_LOG_DEBUG("Status read response received\n");
@@ -260,7 +246,7 @@ zfcp_fsf_req_complete(struct zfcp_fsf_req *fsf_req)
* lock must not be held here since it will be
* grabed by the called routine, too
*/
- zfcp_fsf_req_cleanup(fsf_req);
+ zfcp_fsf_req_free(fsf_req);
} else {
/* notify initiator waiting for the requests completion */
ZFCP_LOG_TRACE("waking initiator of FSF request %p\n",fsf_req);
@@ -346,15 +332,10 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
switch (fsf_req->qtcb->prefix.prot_status) {
case FSF_PROT_GOOD:
- ZFCP_LOG_TRACE("FSF_PROT_GOOD\n");
- break;
-
case FSF_PROT_FSF_STATUS_PRESENTED:
- ZFCP_LOG_TRACE("FSF_PROT_FSF_STATUS_PRESENTED\n");
break;
case FSF_PROT_QTCB_VERSION_ERROR:
- ZFCP_LOG_FLAGS(0, "FSF_PROT_QTCB_VERSION_ERROR\n");
ZFCP_LOG_NORMAL("error: The adapter %s contains "
"microcode of version 0x%x, the device driver "
"only supports 0x%x. Aborting.\n",
@@ -371,7 +352,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PROT_SEQ_NUMB_ERROR:
- ZFCP_LOG_FLAGS(0, "FSF_PROT_SEQ_NUMB_ERROR\n");
ZFCP_LOG_NORMAL("bug: Sequence number mismatch between "
"driver (0x%x) and adapter %s (0x%x). "
"Restarting all operations on this adapter.\n",
@@ -390,7 +370,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PROT_UNSUPP_QTCB_TYPE:
- ZFCP_LOG_FLAGS(0, "FSF_PROT_UNSUP_QTCB_TYPE\n");
ZFCP_LOG_NORMAL("error: Packet header type used by the "
"device driver is incompatible with "
"that used on adapter %s. "
@@ -405,7 +384,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PROT_HOST_CONNECTION_INITIALIZING:
- ZFCP_LOG_FLAGS(1, "FSF_PROT_HOST_CONNECTION_INITIALIZING\n");
zfcp_cmd_dbf_event_fsf("hconinit", fsf_req,
&fsf_req->qtcb->prefix.prot_status_qual,
sizeof (union fsf_prot_status_qual));
@@ -416,7 +394,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PROT_DUPLICATE_REQUEST_ID:
- ZFCP_LOG_FLAGS(0, "FSF_PROT_DUPLICATE_REQUEST_IDS\n");
if (fsf_req->qtcb) {
ZFCP_LOG_NORMAL("bug: The request identifier 0x%Lx "
"to the adapter %s is ambiguous. "
@@ -445,7 +422,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PROT_LINK_DOWN:
- ZFCP_LOG_FLAGS(1, "FSF_PROT_LINK_DOWN\n");
/*
* 'test and set' is not atomic here -
* it's ok as long as calls to our response queue handler
@@ -502,13 +478,11 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
ZFCP_STATUS_COMMON_ERP_FAILED,
&adapter->status);
zfcp_erp_adapter_reopen(adapter, 0);
- debug_text_event(adapter->erp_dbf, 1, "prot_link_down");
}
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_PROT_REEST_QUEUE:
- ZFCP_LOG_FLAGS(1, "FSF_PROT_REEST_QUEUE\n");
debug_text_event(adapter->erp_dbf, 1, "prot_reest_queue");
ZFCP_LOG_INFO("The local link to adapter with "
"%s was re-plugged. "
@@ -528,7 +502,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PROT_ERROR_STATE:
- ZFCP_LOG_FLAGS(0, "FSF_PROT_ERROR_STATE\n");
ZFCP_LOG_NORMAL("error: The adapter %s "
"has entered the error state. "
"Restarting all operations on this "
@@ -589,7 +562,6 @@ zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *fsf_req)
/* evaluate FSF Status */
switch (fsf_req->qtcb->header.fsf_status) {
case FSF_UNKNOWN_COMMAND:
- ZFCP_LOG_FLAGS(0, "FSF_UNKNOWN_COMMAND\n");
ZFCP_LOG_NORMAL("bug: Command issued by the device driver is "
"not known by the adapter %s "
"Stopping all operations on this adapter. "
@@ -606,14 +578,12 @@ zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *fsf_req)
break;
case FSF_FCP_RSP_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_FCP_RSP_AVAILABLE\n");
ZFCP_LOG_DEBUG("FCP Sense data will be presented to the "
"SCSI stack.\n");
debug_text_event(fsf_req->adapter->erp_dbf, 3, "fsf_s_rsp");
break;
case FSF_ADAPTER_STATUS_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n");
debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_s_astatus");
zfcp_fsf_fsfstatus_qual_eval(fsf_req);
break;
@@ -647,11 +617,9 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req)
switch (fsf_req->qtcb->header.fsf_status_qual.word[0]) {
case FSF_SQ_FCP_RSP_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_SQ_FCP_RSP_AVAILABLE\n");
debug_text_event(fsf_req->adapter->erp_dbf, 4, "fsf_sq_rsp");
break;
case FSF_SQ_RETRY_IF_POSSIBLE:
- ZFCP_LOG_FLAGS(2, "FSF_SQ_RETRY_IF_POSSIBLE\n");
/* The SCSI-stack may now issue retries or escalate */
debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_sq_retry");
zfcp_cmd_dbf_event_fsf("sqretry", fsf_req,
@@ -660,7 +628,6 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req)
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SQ_COMMAND_ABORTED:
- ZFCP_LOG_FLAGS(2, "FSF_SQ_COMMAND_ABORTED\n");
/* Carry the aborted state on to upper layer */
debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_sq_abort");
zfcp_cmd_dbf_event_fsf("sqabort", fsf_req,
@@ -670,7 +637,6 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req)
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SQ_NO_RECOM:
- ZFCP_LOG_FLAGS(0, "FSF_SQ_NO_RECOM\n");
debug_text_exception(fsf_req->adapter->erp_dbf, 0,
"fsf_sq_no_rec");
ZFCP_LOG_NORMAL("bug: No recommendation could be given for a"
@@ -684,7 +650,6 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req)
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SQ_ULP_PROGRAMMING_ERROR:
- ZFCP_LOG_FLAGS(0, "FSF_SQ_ULP_PROGRAMMING_ERROR\n");
ZFCP_LOG_NORMAL("error: not enough SBALs for data transfer "
"(adapter %s)\n",
zfcp_get_busid_by_adapter(fsf_req->adapter));
@@ -740,72 +705,58 @@ zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req)
switch (fsf_req->fsf_command) {
case FSF_QTCB_FCP_CMND:
- ZFCP_LOG_FLAGS(3, "FSF_QTCB_FCP_CMND\n");
zfcp_fsf_send_fcp_command_handler(fsf_req);
break;
case FSF_QTCB_ABORT_FCP_CMND:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_ABORT_FCP_CMND\n");
zfcp_fsf_abort_fcp_command_handler(fsf_req);
break;
case FSF_QTCB_SEND_GENERIC:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_SEND_GENERIC\n");
zfcp_fsf_send_ct_handler(fsf_req);
break;
case FSF_QTCB_OPEN_PORT_WITH_DID:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_OPEN_PORT_WITH_DID\n");
zfcp_fsf_open_port_handler(fsf_req);
break;
case FSF_QTCB_OPEN_LUN:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_OPEN_LUN\n");
zfcp_fsf_open_unit_handler(fsf_req);
break;
case FSF_QTCB_CLOSE_LUN:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_CLOSE_LUN\n");
zfcp_fsf_close_unit_handler(fsf_req);
break;
case FSF_QTCB_CLOSE_PORT:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_CLOSE_PORT\n");
zfcp_fsf_close_port_handler(fsf_req);
break;
case FSF_QTCB_CLOSE_PHYSICAL_PORT:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_CLOSE_PHYSICAL_PORT\n");
zfcp_fsf_close_physical_port_handler(fsf_req);
break;
case FSF_QTCB_EXCHANGE_CONFIG_DATA:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_EXCHANGE_CONFIG_DATA\n");
zfcp_fsf_exchange_config_data_handler(fsf_req);
break;
case FSF_QTCB_EXCHANGE_PORT_DATA:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_EXCHANGE_PORT_DATA\n");
zfcp_fsf_exchange_port_data_handler(fsf_req);
break;
case FSF_QTCB_SEND_ELS:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_SEND_ELS\n");
zfcp_fsf_send_els_handler(fsf_req);
break;
case FSF_QTCB_DOWNLOAD_CONTROL_FILE:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_DOWNLOAD_CONTROL_FILE\n");
zfcp_fsf_control_file_handler(fsf_req);
break;
case FSF_QTCB_UPLOAD_CONTROL_FILE:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_UPLOAD_CONTROL_FILE\n");
zfcp_fsf_control_file_handler(fsf_req);
break;
default:
- ZFCP_LOG_FLAGS(2, "FSF_QTCB_UNKNOWN\n");
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
ZFCP_LOG_NORMAL("bug: Command issued by the device driver is "
"not supported by the adapter %s\n",
@@ -929,13 +880,11 @@ zfcp_fsf_status_read_port_closed(struct zfcp_fsf_req *fsf_req)
switch (status_buffer->status_subtype) {
case FSF_STATUS_READ_SUB_CLOSE_PHYS_PORT:
- ZFCP_LOG_FLAGS(2, "FSF_STATUS_READ_SUB_CLOSE_PHYS_PORT\n");
debug_text_event(adapter->erp_dbf, 3, "unsol_pc_phys:");
zfcp_erp_port_reopen(port, 0);
break;
case FSF_STATUS_READ_SUB_ERROR_PORT:
- ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_SUB_ERROR_PORT\n");
debug_text_event(adapter->erp_dbf, 1, "unsol_pc_err:");
zfcp_erp_port_shutdown(port, 0);
break;
@@ -973,14 +922,13 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) {
mempool_free(status_buffer, adapter->pool.data_status_read);
- zfcp_fsf_req_cleanup(fsf_req);
+ zfcp_fsf_req_free(fsf_req);
goto out;
}
switch (status_buffer->status_type) {
case FSF_STATUS_READ_PORT_CLOSED:
- ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_PORT_CLOSED\n");
debug_text_event(adapter->erp_dbf, 3, "unsol_pclosed:");
debug_event(adapter->erp_dbf, 3,
&status_buffer->d_id, sizeof (u32));
@@ -988,13 +936,11 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_STATUS_READ_INCOMING_ELS:
- ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_INCOMING_ELS\n");
debug_text_event(adapter->erp_dbf, 3, "unsol_els:");
zfcp_fsf_incoming_els(fsf_req);
break;
case FSF_STATUS_READ_SENSE_DATA_AVAIL:
- ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_SENSE_DATA_AVAIL\n");
debug_text_event(adapter->erp_dbf, 3, "unsol_sense:");
ZFCP_LOG_INFO("unsolicited sense data received (adapter %s)\n",
zfcp_get_busid_by_adapter(adapter));
@@ -1003,7 +949,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_STATUS_READ_BIT_ERROR_THRESHOLD:
- ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_BIT_ERROR_THRESHOLD\n");
debug_text_event(adapter->erp_dbf, 3, "unsol_bit_err:");
ZFCP_LOG_NORMAL("Bit error threshold data received:\n");
ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL,
@@ -1012,7 +957,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_STATUS_READ_LINK_DOWN:
- ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_LINK_DOWN\n");
debug_text_event(adapter->erp_dbf, 0, "unsol_link_down:");
ZFCP_LOG_INFO("Local link to adapter %s is down\n",
zfcp_get_busid_by_adapter(adapter));
@@ -1022,7 +966,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_STATUS_READ_LINK_UP:
- ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_LINK_UP\n");
debug_text_event(adapter->erp_dbf, 2, "unsol_link_up:");
ZFCP_LOG_INFO("Local link to adapter %s was replugged. "
"Restarting operations on this adapter\n",
@@ -1037,7 +980,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_STATUS_READ_CFDC_UPDATED:
- ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_CFDC_UPDATED\n");
debug_text_event(adapter->erp_dbf, 2, "unsol_cfdc_update:");
ZFCP_LOG_INFO("CFDC has been updated on the adapter %s\n",
zfcp_get_busid_by_adapter(adapter));
@@ -1045,7 +987,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_STATUS_READ_CFDC_HARDENED:
- ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_CFDC_HARDENED\n");
debug_text_event(adapter->erp_dbf, 2, "unsol_cfdc_harden:");
switch (status_buffer->status_subtype) {
case FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE:
@@ -1078,7 +1019,7 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
break;
}
mempool_free(status_buffer, adapter->pool.data_status_read);
- zfcp_fsf_req_cleanup(fsf_req);
+ zfcp_fsf_req_free(fsf_req);
/*
* recycle buffer and start new request repeat until outbound
* queue is empty or adapter shutdown is requested
@@ -1214,7 +1155,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
case FSF_PORT_HANDLE_NOT_VALID:
if (status_qual >> 4 != status_qual % 0xf) {
- ZFCP_LOG_FLAGS(2, "FSF_PORT_HANDLE_NOT_VALID\n");
debug_text_event(new_fsf_req->adapter->erp_dbf, 3,
"fsf_s_phand_nv0");
/*
@@ -1223,7 +1163,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
* fine.
*/
} else {
- ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n");
ZFCP_LOG_INFO("Temporary port identifier 0x%x for "
"port 0x%016Lx on adapter %s invalid. "
"This may happen occasionally.\n",
@@ -1246,7 +1185,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
case FSF_LUN_HANDLE_NOT_VALID:
if (status_qual >> 4 != status_qual % 0xf) {
/* 2 */
- ZFCP_LOG_FLAGS(0, "FSF_LUN_HANDLE_NOT_VALID\n");
debug_text_event(new_fsf_req->adapter->erp_dbf, 3,
"fsf_s_lhand_nv0");
/*
@@ -1255,7 +1193,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
* This is fine.
*/
} else {
- ZFCP_LOG_FLAGS(1, "FSF_LUN_HANDLE_NOT_VALID\n");
ZFCP_LOG_INFO
("Warning: Temporary LUN identifier 0x%x of LUN "
"0x%016Lx on port 0x%016Lx on adapter %s is "
@@ -1279,7 +1216,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
break;
case FSF_FCP_COMMAND_DOES_NOT_EXIST:
- ZFCP_LOG_FLAGS(2, "FSF_FCP_COMMAND_DOES_NOT_EXIST\n");
retval = 0;
debug_text_event(new_fsf_req->adapter->erp_dbf, 3,
"fsf_s_no_exist");
@@ -1287,50 +1223,37 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
break;
case FSF_PORT_BOXED:
- /* 2 */
- ZFCP_LOG_FLAGS(0, "FSF_PORT_BOXED\n");
ZFCP_LOG_INFO("Remote port 0x%016Lx on adapter %s needs to "
"be reopened\n", unit->port->wwpn,
zfcp_get_busid_by_unit(unit));
debug_text_event(new_fsf_req->adapter->erp_dbf, 2,
"fsf_s_pboxed");
- zfcp_erp_port_reopen(unit->port, 0);
+ zfcp_erp_port_boxed(unit->port);
new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR
| ZFCP_STATUS_FSFREQ_RETRY;
break;
case FSF_LUN_BOXED:
- ZFCP_LOG_FLAGS(0, "FSF_LUN_BOXED\n");
ZFCP_LOG_INFO(
"unit 0x%016Lx on port 0x%016Lx on adapter %s needs "
"to be reopened\n",
unit->fcp_lun, unit->port->wwpn,
zfcp_get_busid_by_unit(unit));
debug_text_event(new_fsf_req->adapter->erp_dbf, 1, "fsf_s_lboxed");
- zfcp_erp_unit_reopen(unit, 0);
- zfcp_cmd_dbf_event_fsf("unitbox", new_fsf_req,
- &new_fsf_req->qtcb->header.fsf_status_qual,
- sizeof(union fsf_status_qual));
+ zfcp_erp_unit_boxed(unit);
new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR
| ZFCP_STATUS_FSFREQ_RETRY;
break;
case FSF_ADAPTER_STATUS_AVAILABLE:
- /* 2 */
- ZFCP_LOG_FLAGS(0, "FSF_ADAPTER_STATUS_AVAILABLE\n");
switch (new_fsf_req->qtcb->header.fsf_status_qual.word[0]) {
case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE:
- ZFCP_LOG_FLAGS(2,
- "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n");
debug_text_event(new_fsf_req->adapter->erp_dbf, 1,
"fsf_sq_ltest");
- /* reopening link to port */
- zfcp_erp_port_reopen(unit->port, 0);
+ zfcp_test_link(unit->port);
new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED:
- ZFCP_LOG_FLAGS(2,
- "FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n");
/* SCSI stack will escalate */
debug_text_event(new_fsf_req->adapter->erp_dbf, 1,
"fsf_sq_ulp");
@@ -1350,8 +1273,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
break;
case FSF_GOOD:
- /* 3 */
- ZFCP_LOG_FLAGS(0, "FSF_GOOD\n");
retval = 0;
new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ABORTSUCCEEDED;
break;
@@ -1553,12 +1474,10 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
switch (header->fsf_status) {
case FSF_GOOD:
- ZFCP_LOG_FLAGS(2,"FSF_GOOD\n");
retval = 0;
break;
case FSF_SERVICE_CLASS_NOT_SUPPORTED:
- ZFCP_LOG_FLAGS(2, "FSF_SERVICE_CLASS_NOT_SUPPORTED\n");
if (adapter->fc_service_class <= 3) {
ZFCP_LOG_INFO("error: adapter %s does not support fc "
"class %d.\n",
@@ -1578,17 +1497,14 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ADAPTER_STATUS_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n");
switch (header->fsf_status_qual.word[0]){
case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE:
- ZFCP_LOG_FLAGS(2,"FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n");
/* reopening link to port */
debug_text_event(adapter->erp_dbf, 1, "fsf_sq_ltest");
zfcp_test_link(port);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED:
- ZFCP_LOG_FLAGS(2,"FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n");
/* ERP strategy will escalate */
debug_text_event(adapter->erp_dbf, 1, "fsf_sq_ulp");
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
@@ -1602,7 +1518,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ACCESS_DENIED:
- ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n");
ZFCP_LOG_NORMAL("access denied, cannot send generic service "
"command (adapter %s, port d_id=0x%08x)\n",
zfcp_get_busid_by_port(port), port->d_id);
@@ -1625,7 +1540,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_GENERIC_COMMAND_REJECTED:
- ZFCP_LOG_FLAGS(2, "FSF_GENERIC_COMMAND_REJECTED\n");
ZFCP_LOG_INFO("generic service command rejected "
"(adapter %s, port d_id=0x%08x)\n",
zfcp_get_busid_by_port(port), port->d_id);
@@ -1638,7 +1552,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PORT_HANDLE_NOT_VALID:
- ZFCP_LOG_FLAGS(2, "FSF_PORT_HANDLE_NOT_VALID\n");
ZFCP_LOG_DEBUG("Temporary port identifier 0x%x for port "
"0x%016Lx on adapter %s invalid. This may "
"happen occasionally.\n", port->handle,
@@ -1653,12 +1566,11 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PORT_BOXED:
- ZFCP_LOG_FLAGS(2, "FSF_PORT_BOXED\n");
ZFCP_LOG_INFO("port needs to be reopened "
"(adapter %s, port d_id=0x%08x)\n",
zfcp_get_busid_by_port(port), port->d_id);
debug_text_event(adapter->erp_dbf, 2, "fsf_s_pboxed");
- zfcp_erp_port_reopen(port, 0);
+ zfcp_erp_port_boxed(port);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR
| ZFCP_STATUS_FSFREQ_RETRY;
break;
@@ -1666,7 +1578,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
/* following states should never occure, all cases avoided
in zfcp_fsf_send_ct - but who knows ... */
case FSF_PAYLOAD_SIZE_MISMATCH:
- ZFCP_LOG_FLAGS(2, "FSF_PAYLOAD_SIZE_MISMATCH\n");
ZFCP_LOG_INFO("payload size mismatch (adapter: %s, "
"req_buf_length=%d, resp_buf_length=%d)\n",
zfcp_get_busid_by_adapter(adapter),
@@ -1674,7 +1585,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_REQUEST_SIZE_TOO_LARGE:
- ZFCP_LOG_FLAGS(2, "FSF_REQUEST_SIZE_TOO_LARGE\n");
ZFCP_LOG_INFO("request size too large (adapter: %s, "
"req_buf_length=%d)\n",
zfcp_get_busid_by_adapter(adapter),
@@ -1682,7 +1592,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_RESPONSE_SIZE_TOO_LARGE:
- ZFCP_LOG_FLAGS(2, "FSF_RESPONSE_SIZE_TOO_LARGE\n");
ZFCP_LOG_INFO("response size too large (adapter: %s, "
"resp_buf_length=%d)\n",
zfcp_get_busid_by_adapter(adapter),
@@ -1690,7 +1599,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SBAL_MISMATCH:
- ZFCP_LOG_FLAGS(2, "FSF_SBAL_MISMATCH\n");
ZFCP_LOG_INFO("SBAL mismatch (adapter: %s, req_buf_length=%d, "
"resp_buf_length=%d)\n",
zfcp_get_busid_by_adapter(adapter),
@@ -1846,8 +1754,8 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
{
struct zfcp_adapter *adapter;
- fc_id_t d_id;
struct zfcp_port *port;
+ fc_id_t d_id;
struct fsf_qtcb_header *header;
struct fsf_qtcb_bottom_support *bottom;
struct zfcp_send_els *send_els;
@@ -1856,6 +1764,7 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
send_els = fsf_req->data.send_els;
adapter = send_els->adapter;
+ port = send_els->port;
d_id = send_els->d_id;
header = &fsf_req->qtcb->header;
bottom = &fsf_req->qtcb->bottom.support;
@@ -1866,12 +1775,10 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
switch (header->fsf_status) {
case FSF_GOOD:
- ZFCP_LOG_FLAGS(2, "FSF_GOOD\n");
retval = 0;
break;
case FSF_SERVICE_CLASS_NOT_SUPPORTED:
- ZFCP_LOG_FLAGS(2, "FSF_SERVICE_CLASS_NOT_SUPPORTED\n");
if (adapter->fc_service_class <= 3) {
ZFCP_LOG_INFO("error: adapter %s does "
"not support fibrechannel class %d.\n",
@@ -1891,22 +1798,14 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ADAPTER_STATUS_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n");
switch (header->fsf_status_qual.word[0]){
case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE:
- ZFCP_LOG_FLAGS(2,"FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n");
debug_text_event(adapter->erp_dbf, 1, "fsf_sq_ltest");
- if (send_els->ls_code != ZFCP_LS_ADISC) {
- read_lock(&zfcp_data.config_lock);
- port = zfcp_get_port_by_did(adapter, d_id);
- if (port)
- zfcp_test_link(port);
- read_unlock(&zfcp_data.config_lock);
- }
+ if (port && (send_els->ls_code != ZFCP_LS_ADISC))
+ zfcp_test_link(port);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED:
- ZFCP_LOG_FLAGS(2,"FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n");
debug_text_event(adapter->erp_dbf, 1, "fsf_sq_ulp");
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
retval =
@@ -1915,7 +1814,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
&header->fsf_status_qual.word[2]);
break;
case FSF_SQ_RETRY_IF_POSSIBLE:
- ZFCP_LOG_FLAGS(2, "FSF_SQ_RETRY_IF_POSSIBLE\n");
debug_text_event(adapter->erp_dbf, 1, "fsf_sq_retry");
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
@@ -1928,7 +1826,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ELS_COMMAND_REJECTED:
- ZFCP_LOG_FLAGS(2, "FSF_ELS_COMMAND_REJECTED\n");
ZFCP_LOG_INFO("ELS has been rejected because command filter "
"prohibited sending "
"(adapter: %s, port d_id: 0x%08x)\n",
@@ -1937,7 +1834,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PAYLOAD_SIZE_MISMATCH:
- ZFCP_LOG_FLAGS(2, "FSF_PAYLOAD_SIZE_MISMATCH\n");
ZFCP_LOG_INFO(
"ELS request size and ELS response size must be either "
"both 0, or both greater than 0 "
@@ -1948,7 +1844,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_REQUEST_SIZE_TOO_LARGE:
- ZFCP_LOG_FLAGS(2, "FSF_REQUEST_SIZE_TOO_LARGE\n");
ZFCP_LOG_INFO(
"Length of the ELS request buffer, "
"specified in QTCB bottom, "
@@ -1960,7 +1855,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_RESPONSE_SIZE_TOO_LARGE:
- ZFCP_LOG_FLAGS(2, "FSF_RESPONSE_SIZE_TOO_LARGE\n");
ZFCP_LOG_INFO(
"Length of the ELS response buffer, "
"specified in QTCB bottom, "
@@ -1973,7 +1867,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
case FSF_SBAL_MISMATCH:
/* should never occure, avoided in zfcp_fsf_send_els */
- ZFCP_LOG_FLAGS(2, "FSF_SBAL_MISMATCH\n");
ZFCP_LOG_INFO("SBAL mismatch (adapter: %s, req_buf_length=%d, "
"resp_buf_length=%d)\n",
zfcp_get_busid_by_adapter(adapter),
@@ -1982,7 +1875,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ACCESS_DENIED:
- ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n");
ZFCP_LOG_NORMAL("access denied, cannot send ELS command "
"(adapter %s, port d_id=0x%08x)\n",
zfcp_get_busid_by_adapter(adapter), d_id);
@@ -2000,11 +1892,8 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
}
}
debug_text_event(adapter->erp_dbf, 1, "fsf_s_access");
- read_lock(&zfcp_data.config_lock);
- port = zfcp_get_port_by_did(adapter, d_id);
if (port != NULL)
zfcp_erp_port_access_denied(port);
- read_unlock(&zfcp_data.config_lock);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
@@ -2195,14 +2084,11 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req)
switch (fsf_req->qtcb->header.fsf_status) {
case FSF_GOOD:
- ZFCP_LOG_FLAGS(2, "FSF_GOOD\n");
-
if (zfcp_fsf_exchange_config_evaluate(fsf_req, 1))
return -EIO;
switch (adapter->fc_topology) {
case FSF_TOPO_P2P:
- ZFCP_LOG_FLAGS(1, "FSF_TOPO_P2P\n");
ZFCP_LOG_NORMAL("Point-to-Point fibrechannel "
"configuration detected at adapter %s\n"
"Peer WWNN 0x%016llx, "
@@ -2216,7 +2102,6 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req)
"top-p-to-p");
break;
case FSF_TOPO_AL:
- ZFCP_LOG_FLAGS(1, "FSF_TOPO_AL\n");
ZFCP_LOG_NORMAL("error: Arbitrated loop fibrechannel "
"topology detected at adapter %s "
"unsupported, shutting down adapter\n",
@@ -2226,7 +2111,6 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req)
zfcp_erp_adapter_shutdown(adapter, 0);
return -EIO;
case FSF_TOPO_FABRIC:
- ZFCP_LOG_FLAGS(1, "FSF_TOPO_FABRIC\n");
ZFCP_LOG_INFO("Switched fabric fibrechannel "
"network detected at adapter %s.\n",
zfcp_get_busid_by_adapter(adapter));
@@ -2357,7 +2241,7 @@ zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter,
wait_event(fsf_req->completion_wq,
fsf_req->status & ZFCP_STATUS_FSFREQ_COMPLETED);
del_timer_sync(timer);
- zfcp_fsf_req_cleanup(fsf_req);
+ zfcp_fsf_req_free(fsf_req);
out:
kfree(timer);
return retval;
@@ -2379,7 +2263,6 @@ zfcp_fsf_exchange_port_data_handler(struct zfcp_fsf_req *fsf_req)
switch (fsf_req->qtcb->header.fsf_status) {
case FSF_GOOD:
- ZFCP_LOG_FLAGS(2,"FSF_GOOD\n");
bottom = &fsf_req->qtcb->bottom.port;
memcpy(data, bottom, sizeof(*data));
break;
@@ -2481,7 +2364,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
switch (header->fsf_status) {
case FSF_PORT_ALREADY_OPEN:
- ZFCP_LOG_FLAGS(0, "FSF_PORT_ALREADY_OPEN\n");
ZFCP_LOG_NORMAL("bug: remote port 0x%016Lx on adapter %s "
"is already open.\n",
port->wwpn, zfcp_get_busid_by_port(port));
@@ -2494,7 +2376,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ACCESS_DENIED:
- ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n");
ZFCP_LOG_NORMAL("Access denied, cannot open port 0x%016Lx "
"on adapter %s\n",
port->wwpn, zfcp_get_busid_by_port(port));
@@ -2517,7 +2398,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_MAXIMUM_NUMBER_OF_PORTS_EXCEEDED:
- ZFCP_LOG_FLAGS(1, "FSF_MAXIMUM_NUMBER_OF_PORTS_EXCEEDED\n");
ZFCP_LOG_INFO("error: The FSF adapter is out of resources. "
"The remote port 0x%016Lx on adapter %s "
"could not be opened. Disabling it.\n",
@@ -2529,11 +2409,8 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ADAPTER_STATUS_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n");
switch (header->fsf_status_qual.word[0]) {
case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE:
- ZFCP_LOG_FLAGS(2,
- "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n");
debug_text_event(fsf_req->adapter->erp_dbf, 1,
"fsf_sq_ltest");
/* ERP strategy will escalate */
@@ -2546,7 +2423,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SQ_NO_RETRY_POSSIBLE:
- ZFCP_LOG_FLAGS(0, "FSF_SQ_NO_RETRY_POSSIBLE\n");
ZFCP_LOG_NORMAL("The remote port 0x%016Lx on "
"adapter %s could not be opened. "
"Disabling it.\n",
@@ -2572,7 +2448,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_GOOD:
- ZFCP_LOG_FLAGS(3, "FSF_GOOD\n");
/* save port handle assigned by FSF */
port->handle = header->port_handle;
ZFCP_LOG_INFO("The remote port 0x%016Lx via adapter %s "
@@ -2582,6 +2457,9 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
/* mark port as open */
atomic_set_mask(ZFCP_STATUS_COMMON_OPEN |
ZFCP_STATUS_PORT_PHYS_OPEN, &port->status);
+ atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED |
+ ZFCP_STATUS_COMMON_ACCESS_BOXED,
+ &port->status);
retval = 0;
/* check whether D_ID has changed during open */
/*
@@ -2630,7 +2508,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
case FSF_UNKNOWN_OP_SUBTYPE:
/* should never occure, subtype not set in zfcp_fsf_open_port */
- ZFCP_LOG_FLAGS(2, "FSF_UNKNOWN_OP_SUBTYPE\n");
ZFCP_LOG_INFO("unknown operation subtype (adapter: %s, "
"op_subtype=0x%x)\n",
zfcp_get_busid_by_port(port),
@@ -2739,7 +2616,6 @@ zfcp_fsf_close_port_handler(struct zfcp_fsf_req *fsf_req)
switch (fsf_req->qtcb->header.fsf_status) {
case FSF_PORT_HANDLE_NOT_VALID:
- ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n");
ZFCP_LOG_INFO("Temporary port identifier 0x%x for port "
"0x%016Lx on adapter %s invalid. This may happen "
"occasionally.\n", port->handle,
@@ -2755,7 +2631,6 @@ zfcp_fsf_close_port_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ADAPTER_STATUS_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n");
/* Note: FSF has actually closed the port in this case.
* The status code is just daft. Fingers crossed for a change
*/
@@ -2763,7 +2638,6 @@ zfcp_fsf_close_port_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_GOOD:
- ZFCP_LOG_FLAGS(3, "FSF_GOOD\n");
ZFCP_LOG_TRACE("remote port 0x016%Lx on adapter %s closed, "
"port handle 0x%x\n", port->wwpn,
zfcp_get_busid_by_port(port), port->handle);
@@ -2884,7 +2758,6 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req)
switch (header->fsf_status) {
case FSF_PORT_HANDLE_NOT_VALID:
- ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n");
ZFCP_LOG_INFO("Temporary port identifier 0x%x invalid"
"(adapter %s, port 0x%016Lx). "
"This may happen occasionally.\n",
@@ -2902,7 +2775,6 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ACCESS_DENIED:
- ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n");
ZFCP_LOG_NORMAL("Access denied, cannot close "
"physical port 0x%016Lx on adapter %s\n",
port->wwpn, zfcp_get_busid_by_port(port));
@@ -2925,32 +2797,26 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PORT_BOXED:
- ZFCP_LOG_FLAGS(2, "FSF_PORT_BOXED\n");
ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter "
"%s needs to be reopened but it was attempted "
"to close it physically.\n",
port->wwpn,
zfcp_get_busid_by_port(port));
debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_s_pboxed");
- zfcp_erp_port_reopen(port, 0);
+ zfcp_erp_port_boxed(port);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR |
ZFCP_STATUS_FSFREQ_RETRY;
break;
case FSF_ADAPTER_STATUS_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n");
switch (header->fsf_status_qual.word[0]) {
case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE:
- ZFCP_LOG_FLAGS(2,
- "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n");
debug_text_event(fsf_req->adapter->erp_dbf, 1,
"fsf_sq_ltest");
/* This will now be escalated by ERP */
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED:
- ZFCP_LOG_FLAGS(2,
- "FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n");
/* ERP strategy will escalate */
debug_text_event(fsf_req->adapter->erp_dbf, 1,
"fsf_sq_ulp");
@@ -2970,7 +2836,6 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_GOOD:
- ZFCP_LOG_FLAGS(3, "FSF_GOOD\n");
ZFCP_LOG_DEBUG("Remote port 0x%016Lx via adapter %s "
"physically closed, port handle 0x%x\n",
port->wwpn,
@@ -3116,7 +2981,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
switch (header->fsf_status) {
case FSF_PORT_HANDLE_NOT_VALID:
- ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n");
ZFCP_LOG_INFO("Temporary port identifier 0x%x "
"for port 0x%016Lx on adapter %s invalid "
"This may happen occasionally\n",
@@ -3132,7 +2996,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_LUN_ALREADY_OPEN:
- ZFCP_LOG_FLAGS(0, "FSF_LUN_ALREADY_OPEN\n");
ZFCP_LOG_NORMAL("bug: Attempted to open unit 0x%016Lx on "
"remote port 0x%016Lx on adapter %s twice.\n",
unit->fcp_lun,
@@ -3143,7 +3006,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ACCESS_DENIED:
- ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n");
ZFCP_LOG_NORMAL("Access denied, cannot open unit 0x%016Lx on "
"remote port 0x%016Lx on adapter %s\n",
unit->fcp_lun, unit->port->wwpn,
@@ -3169,18 +3031,16 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PORT_BOXED:
- ZFCP_LOG_FLAGS(2, "FSF_PORT_BOXED\n");
ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter %s "
"needs to be reopened\n",
unit->port->wwpn, zfcp_get_busid_by_unit(unit));
debug_text_event(adapter->erp_dbf, 2, "fsf_s_pboxed");
- zfcp_erp_port_reopen(unit->port, 0);
+ zfcp_erp_port_boxed(unit->port);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR |
ZFCP_STATUS_FSFREQ_RETRY;
break;
case FSF_LUN_SHARING_VIOLATION:
- ZFCP_LOG_FLAGS(2, "FSF_LUN_SHARING_VIOLATION\n");
if (header->fsf_status_qual.word[0] != 0) {
ZFCP_LOG_NORMAL("FCP-LUN 0x%Lx at the remote port "
"with WWPN 0x%Lx "
@@ -3224,7 +3084,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_MAXIMUM_NUMBER_OF_LUNS_EXCEEDED:
- ZFCP_LOG_FLAGS(1, "FSF_MAXIMUM_NUMBER_OF_LUNS_EXCEEDED\n");
ZFCP_LOG_INFO("error: The adapter ran out of resources. "
"There is no handle (temporary port identifier) "
"available for unit 0x%016Lx on port 0x%016Lx "
@@ -3239,20 +3098,15 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ADAPTER_STATUS_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n");
switch (header->fsf_status_qual.word[0]) {
case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE:
- ZFCP_LOG_FLAGS(2,
- "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n");
/* Re-establish link to port */
debug_text_event(adapter->erp_dbf, 1,
"fsf_sq_ltest");
- zfcp_erp_port_reopen(unit->port, 0);
+ zfcp_test_link(unit->port);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED:
- ZFCP_LOG_FLAGS(2,
- "FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n");
/* ERP strategy will escalate */
debug_text_event(adapter->erp_dbf, 1,
"fsf_sq_ulp");
@@ -3271,7 +3125,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_INVALID_COMMAND_OPTION:
- ZFCP_LOG_FLAGS(2, "FSF_INVALID_COMMAND_OPTION\n");
ZFCP_LOG_NORMAL(
"Invalid option 0x%x has been specified "
"in QTCB bottom sent to the adapter %s\n",
@@ -3282,7 +3135,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_GOOD:
- ZFCP_LOG_FLAGS(3, "FSF_GOOD\n");
/* save LUN handle assigned by FSF */
unit->handle = header->lun_handle;
ZFCP_LOG_TRACE("unit 0x%016Lx on remote port 0x%016Lx on "
@@ -3293,7 +3145,9 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
unit->handle);
/* mark unit as open */
atomic_set_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status);
-
+ atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED |
+ ZFCP_STATUS_COMMON_ACCESS_BOXED,
+ &unit->status);
if (adapter->supported_features & FSF_FEATURE_LUN_SHARING){
if (!exclusive)
atomic_set_mask(ZFCP_STATUS_UNIT_SHARED,
@@ -3437,7 +3291,6 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req)
switch (fsf_req->qtcb->header.fsf_status) {
case FSF_PORT_HANDLE_NOT_VALID:
- ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n");
ZFCP_LOG_INFO("Temporary port identifier 0x%x for port "
"0x%016Lx on adapter %s invalid. This may "
"happen in rare circumstances\n",
@@ -3458,7 +3311,6 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_LUN_HANDLE_NOT_VALID:
- ZFCP_LOG_FLAGS(1, "FSF_LUN_HANDLE_NOT_VALID\n");
ZFCP_LOG_INFO("Temporary LUN identifier 0x%x of unit "
"0x%016Lx on port 0x%016Lx on adapter %s is "
"invalid. This may happen occasionally.\n",
@@ -3480,32 +3332,26 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PORT_BOXED:
- ZFCP_LOG_FLAGS(2, "FSF_PORT_BOXED\n");
ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter %s "
"needs to be reopened\n",
unit->port->wwpn,
zfcp_get_busid_by_unit(unit));
debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_s_pboxed");
- zfcp_erp_port_reopen(unit->port, 0);
+ zfcp_erp_port_boxed(unit->port);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR |
ZFCP_STATUS_FSFREQ_RETRY;
break;
case FSF_ADAPTER_STATUS_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n");
switch (fsf_req->qtcb->header.fsf_status_qual.word[0]) {
case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE:
- ZFCP_LOG_FLAGS(2,
- "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n");
/* re-establish link to port */
debug_text_event(fsf_req->adapter->erp_dbf, 1,
"fsf_sq_ltest");
- zfcp_erp_port_reopen(unit->port, 0);
+ zfcp_test_link(unit->port);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED:
- ZFCP_LOG_FLAGS(2,
- "FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n");
/* ERP strategy will escalate */
debug_text_event(fsf_req->adapter->erp_dbf, 1,
"fsf_sq_ulp");
@@ -3526,7 +3372,6 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_GOOD:
- ZFCP_LOG_FLAGS(3, "FSF_GOOD\n");
ZFCP_LOG_TRACE("unit 0x%016Lx on port 0x%016Lx on adapter %s "
"closed, port handle 0x%x\n",
unit->fcp_lun,
@@ -3622,7 +3467,6 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter,
*/
switch (scsi_cmnd->sc_data_direction) {
case DMA_NONE:
- ZFCP_LOG_FLAGS(3, "DMA_NONE\n");
fsf_req->qtcb->bottom.io.data_direction = FSF_DATADIR_CMND;
/*
* FIXME(qdio):
@@ -3632,19 +3476,16 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter,
sbtype = SBAL_FLAGS0_TYPE_READ;
break;
case DMA_FROM_DEVICE:
- ZFCP_LOG_FLAGS(3, "DMA_FROM_DEVICE\n");
fsf_req->qtcb->bottom.io.data_direction = FSF_DATADIR_READ;
sbtype = SBAL_FLAGS0_TYPE_READ;
fcp_cmnd_iu->rddata = 1;
break;
case DMA_TO_DEVICE:
- ZFCP_LOG_FLAGS(3, "DMA_TO_DEVICE\n");
fsf_req->qtcb->bottom.io.data_direction = FSF_DATADIR_WRITE;
sbtype = SBAL_FLAGS0_TYPE_WRITE;
fcp_cmnd_iu->wddata = 1;
break;
case DMA_BIDIRECTIONAL:
- ZFCP_LOG_FLAGS(0, "DMA_BIDIRECTIONAL not supported\n");
default:
/*
* dummy, catch this condition earlier
@@ -3877,7 +3718,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
switch (header->fsf_status) {
case FSF_PORT_HANDLE_NOT_VALID:
- ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n");
ZFCP_LOG_INFO("Temporary port identifier 0x%x for port "
"0x%016Lx on adapter %s invalid\n",
unit->port->handle,
@@ -3892,7 +3732,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_LUN_HANDLE_NOT_VALID:
- ZFCP_LOG_FLAGS(1, "FSF_LUN_HANDLE_NOT_VALID\n");
ZFCP_LOG_INFO("Temporary LUN identifier 0x%x for unit "
"0x%016Lx on port 0x%016Lx on adapter %s is "
"invalid. This may happen occasionally.\n",
@@ -3911,7 +3750,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_HANDLE_MISMATCH:
- ZFCP_LOG_FLAGS(0, "FSF_HANDLE_MISMATCH\n");
ZFCP_LOG_NORMAL("bug: The port handle 0x%x has changed "
"unexpectedly. (adapter %s, port 0x%016Lx, "
"unit 0x%016Lx)\n",
@@ -3934,7 +3772,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_SERVICE_CLASS_NOT_SUPPORTED:
- ZFCP_LOG_FLAGS(0, "FSF_SERVICE_CLASS_NOT_SUPPORTED\n");
if (fsf_req->adapter->fc_service_class <= 3) {
ZFCP_LOG_NORMAL("error: The adapter %s does "
"not support fibrechannel class %d.\n",
@@ -3959,7 +3796,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_FCPLUN_NOT_VALID:
- ZFCP_LOG_FLAGS(0, "FSF_FCPLUN_NOT_VALID\n");
ZFCP_LOG_NORMAL("bug: unit 0x%016Lx on port 0x%016Lx on "
"adapter %s does not have correct unit "
"handle 0x%x\n",
@@ -3982,7 +3818,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ACCESS_DENIED:
- ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n");
ZFCP_LOG_NORMAL("Access denied, cannot send FCP command to "
"unit 0x%016Lx on port 0x%016Lx on "
"adapter %s\n", unit->fcp_lun, unit->port->wwpn,
@@ -4006,7 +3841,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_DIRECTION_INDICATOR_NOT_VALID:
- ZFCP_LOG_FLAGS(0, "FSF_DIRECTION_INDICATOR_NOT_VALID\n");
ZFCP_LOG_INFO("bug: Invalid data direction given for unit "
"0x%016Lx on port 0x%016Lx on adapter %s "
"(debug info %d)\n",
@@ -4026,7 +3860,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_CMND_LENGTH_NOT_VALID:
- ZFCP_LOG_FLAGS(0, "FSF_CMND_LENGTH_NOT_VALID\n");
ZFCP_LOG_NORMAL
("bug: An invalid control-data-block length field "
"was found in a command for unit 0x%016Lx on port "
@@ -4046,69 +3879,43 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_PORT_BOXED:
- ZFCP_LOG_FLAGS(2, "FSF_PORT_BOXED\n");
ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter %s "
"needs to be reopened\n",
unit->port->wwpn, zfcp_get_busid_by_unit(unit));
debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_s_pboxed");
- zfcp_erp_port_reopen(unit->port, 0);
- zfcp_cmd_dbf_event_fsf("portbox", fsf_req,
- &header->fsf_status_qual,
- sizeof (union fsf_status_qual));
+ zfcp_erp_port_boxed(unit->port);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR |
ZFCP_STATUS_FSFREQ_RETRY;
break;
case FSF_LUN_BOXED:
- ZFCP_LOG_FLAGS(0, "FSF_LUN_BOXED\n");
ZFCP_LOG_NORMAL("unit needs to be reopened (adapter %s, "
"wwpn=0x%016Lx, fcp_lun=0x%016Lx)\n",
zfcp_get_busid_by_unit(unit),
unit->port->wwpn, unit->fcp_lun);
debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_s_lboxed");
- zfcp_erp_unit_reopen(unit, 0);
- zfcp_cmd_dbf_event_fsf("unitbox", fsf_req,
- &header->fsf_status_qual,
- sizeof(union fsf_status_qual));
+ zfcp_erp_unit_boxed(unit);
fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR
| ZFCP_STATUS_FSFREQ_RETRY;
break;
case FSF_ADAPTER_STATUS_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n");
switch (header->fsf_status_qual.word[0]) {
case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE:
- ZFCP_LOG_FLAGS(2,
- "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n");
/* re-establish link to port */
debug_text_event(fsf_req->adapter->erp_dbf, 1,
"fsf_sq_ltest");
- zfcp_erp_port_reopen(unit->port, 0);
- zfcp_cmd_dbf_event_fsf(
- "sqltest",
- fsf_req,
- &header->fsf_status_qual,
- sizeof (union fsf_status_qual));
- fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
+ zfcp_test_link(unit->port);
break;
case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED:
- ZFCP_LOG_FLAGS(3,
- "FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n");
/* FIXME(hw) need proper specs for proper action */
/* let scsi stack deal with retries and escalation */
debug_text_event(fsf_req->adapter->erp_dbf, 1,
"fsf_sq_ulp");
- zfcp_cmd_dbf_event_fsf(
- "sqdeperp",
- fsf_req,
- &header->fsf_status_qual,
- sizeof (union fsf_status_qual));
- fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
default:
- /* FIXME: shall we consider this a successful transfer? */
ZFCP_LOG_NORMAL
- ("bug: Wrong status qualifier 0x%x arrived.\n",
+ ("Unknown status qualifier 0x%x arrived.\n",
header->fsf_status_qual.word[0]);
debug_text_event(fsf_req->adapter->erp_dbf, 0,
"fsf_sq_inval:");
@@ -4117,14 +3924,13 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
sizeof(u32));
break;
}
+ fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
break;
case FSF_GOOD:
- ZFCP_LOG_FLAGS(3, "FSF_GOOD\n");
break;
case FSF_FCP_RSP_AVAILABLE:
- ZFCP_LOG_FLAGS(2, "FSF_FCP_RSP_AVAILABLE\n");
break;
default:
@@ -4217,14 +4023,12 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
ZFCP_LOG_DEBUG("rsp_len is valid\n");
switch (fcp_rsp_info[3]) {
case RSP_CODE_GOOD:
- ZFCP_LOG_FLAGS(3, "RSP_CODE_GOOD\n");
/* ok, continue */
ZFCP_LOG_TRACE("no failure or Task Management "
"Function complete\n");
set_host_byte(&scpnt->result, DID_OK);
break;
case RSP_CODE_LENGTH_MISMATCH:
- ZFCP_LOG_FLAGS(0, "RSP_CODE_LENGTH_MISMATCH\n");
/* hardware bug */
ZFCP_LOG_NORMAL("bug: FCP response code indictates "
"that the fibrechannel protocol data "
@@ -4242,7 +4046,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
set_host_byte(&scpnt->result, DID_ERROR);
goto skip_fsfstatus;
case RSP_CODE_FIELD_INVALID:
- ZFCP_LOG_FLAGS(0, "RSP_CODE_FIELD_INVALID\n");
/* driver or hardware bug */
ZFCP_LOG_NORMAL("bug: FCP response code indictates "
"that the fibrechannel protocol data "
@@ -4261,7 +4064,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
zfcp_cmd_dbf_event_fsf("codeinv", fsf_req, NULL, 0);
goto skip_fsfstatus;
case RSP_CODE_RO_MISMATCH:
- ZFCP_LOG_FLAGS(0, "RSP_CODE_RO_MISMATCH\n");
/* hardware bug */
ZFCP_LOG_NORMAL("bug: The FCP response code indicates "
"that conflicting values for the "
@@ -4407,13 +4209,11 @@ zfcp_fsf_send_fcp_command_task_management_handler(struct zfcp_fsf_req *fsf_req)
/* check FCP_RSP_INFO */
switch (fcp_rsp_info[3]) {
case RSP_CODE_GOOD:
- ZFCP_LOG_FLAGS(3, "RSP_CODE_GOOD\n");
/* ok, continue */
ZFCP_LOG_DEBUG("no failure or Task Management "
"Function complete\n");
break;
case RSP_CODE_TASKMAN_UNSUPP:
- ZFCP_LOG_FLAGS(0, "RSP_CODE_TASKMAN_UNSUPP\n");
ZFCP_LOG_NORMAL("bug: A reuested task management function "
"is not supported on the target device "
"unit 0x%016Lx, port 0x%016Lx, adapter %s\n ",
@@ -4423,7 +4223,6 @@ zfcp_fsf_send_fcp_command_task_management_handler(struct zfcp_fsf_req *fsf_req)
fsf_req->status |= ZFCP_STATUS_FSFREQ_TMFUNCNOTSUPP;
break;
case RSP_CODE_TASKMAN_FAILED:
- ZFCP_LOG_FLAGS(0, "RSP_CODE_TASKMAN_FAILED\n");
ZFCP_LOG_NORMAL("bug: A reuested task management function "
"failed to complete successfully. "
"unit 0x%016Lx, port 0x%016Lx, adapter %s.\n",
@@ -4610,7 +4409,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req)
switch (header->fsf_status) {
case FSF_GOOD:
- ZFCP_LOG_FLAGS(2, "FSF_GOOD\n");
ZFCP_LOG_NORMAL(
"The FSF request has been successfully completed "
"on the adapter %s\n",
@@ -4618,7 +4416,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_OPERATION_PARTIALLY_SUCCESSFUL:
- ZFCP_LOG_FLAGS(2, "FSF_OPERATION_PARTIALLY_SUCCESSFUL\n");
if (bottom->operation_subtype == FSF_CFDC_OPERATION_SUBTYPE) {
switch (header->fsf_status_qual.word[0]) {
@@ -4655,7 +4452,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_AUTHORIZATION_FAILURE:
- ZFCP_LOG_FLAGS(2, "FSF_AUTHORIZATION_FAILURE\n");
ZFCP_LOG_NORMAL(
"Adapter %s does not accept privileged commands\n",
zfcp_get_busid_by_adapter(adapter));
@@ -4664,7 +4460,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_CFDC_ERROR_DETECTED:
- ZFCP_LOG_FLAGS(2, "FSF_CFDC_ERROR_DETECTED\n");
ZFCP_LOG_NORMAL(
"Error at position %d in the CFDC, "
"CFDC is discarded by the adapter %s\n",
@@ -4675,7 +4470,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_CONTROL_FILE_UPDATE_ERROR:
- ZFCP_LOG_FLAGS(2, "FSF_CONTROL_FILE_UPDATE_ERROR\n");
ZFCP_LOG_NORMAL(
"Adapter %s cannot harden the control file, "
"file is discarded\n",
@@ -4685,7 +4479,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_CONTROL_FILE_TOO_LARGE:
- ZFCP_LOG_FLAGS(2, "FSF_CONTROL_FILE_TOO_LARGE\n");
ZFCP_LOG_NORMAL(
"Control file is too large, file is discarded "
"by the adapter %s\n",
@@ -4695,7 +4488,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_ACCESS_CONFLICT_DETECTED:
- ZFCP_LOG_FLAGS(2, "FSF_ACCESS_CONFLICT_DETECTED\n");
if (bottom->operation_subtype == FSF_CFDC_OPERATION_SUBTYPE)
ZFCP_LOG_NORMAL(
"CFDC has been discarded by the adapter %s, "
@@ -4708,7 +4500,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_CONFLICTS_OVERRULED:
- ZFCP_LOG_FLAGS(2, "FSF_CONFLICTS_OVERRULED\n");
if (bottom->operation_subtype == FSF_CFDC_OPERATION_SUBTYPE)
ZFCP_LOG_NORMAL(
"CFDC has been activated on the adapter %s, "
@@ -4721,7 +4512,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_UNKNOWN_OP_SUBTYPE:
- ZFCP_LOG_FLAGS(2, "FSF_UNKNOWN_OP_SUBTYPE\n");
ZFCP_LOG_NORMAL("unknown operation subtype (adapter: %s, "
"op_subtype=0x%x)\n",
zfcp_get_busid_by_adapter(adapter),
@@ -4731,7 +4521,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_INVALID_COMMAND_OPTION:
- ZFCP_LOG_FLAGS(2, "FSF_INVALID_COMMAND_OPTION\n");
ZFCP_LOG_NORMAL(
"Invalid option 0x%x has been specified "
"in QTCB bottom sent to the adapter %s\n",
@@ -4800,7 +4589,7 @@ zfcp_fsf_req_wait_and_cleanup(struct zfcp_fsf_req *fsf_req,
*status = fsf_req->status;
/* cleanup request */
- zfcp_fsf_req_cleanup(fsf_req);
+ zfcp_fsf_req_free(fsf_req);
out:
return retval;
}
@@ -4999,9 +4788,9 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer)
inc_seq_no = 0;
/* put allocated FSF request at list tail */
- write_lock_irqsave(&adapter->fsf_req_list_lock, flags);
+ spin_lock_irqsave(&adapter->fsf_req_list_lock, flags);
list_add_tail(&fsf_req->list, &adapter->fsf_req_list_head);
- write_unlock_irqrestore(&adapter->fsf_req_list_lock, flags);
+ spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags);
/* figure out expiration time of timeout and start timeout */
if (unlikely(timer)) {
@@ -5045,9 +4834,9 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer)
*/
if (timer)
del_timer(timer);
- write_lock_irqsave(&adapter->fsf_req_list_lock, flags);
+ spin_lock_irqsave(&adapter->fsf_req_list_lock, flags);
list_del(&fsf_req->list);
- write_unlock_irqrestore(&adapter->fsf_req_list_lock, flags);
+ spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags);
/*
* adjust the number of free SBALs in request queue as well as
* position of first one
@@ -5085,25 +4874,4 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer)
return retval;
}
-/*
- * function: zfcp_fsf_req_cleanup
- *
- * purpose: cleans up an FSF request and removes it from the specified list
- *
- * returns:
- *
- * assumption: no pending SB in SBALEs other than QTCB
- */
-void
-zfcp_fsf_req_cleanup(struct zfcp_fsf_req *fsf_req)
-{
- struct zfcp_adapter *adapter = fsf_req->adapter;
- unsigned long flags;
-
- write_lock_irqsave(&adapter->fsf_req_list_lock, flags);
- list_del(&fsf_req->list);
- write_unlock_irqrestore(&adapter->fsf_req_list_lock, flags);
- zfcp_fsf_req_free(fsf_req);
-}
-
#undef ZFCP_LOG_AREA
diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c
index 06e862d7bc9..24e16ec331d 100644
--- a/drivers/s390/scsi/zfcp_qdio.c
+++ b/drivers/s390/scsi/zfcp_qdio.c
@@ -229,52 +229,14 @@ zfcp_qdio_handler_error_check(struct zfcp_adapter *adapter,
ZFCP_LOG_TRACE("status is"
" QDIO_STATUS_OUTBOUND_INT \n");
}
- } // if (ZFCP_LOG_CHECK(ZFCP_LOG_LEVEL_TRACE))
+ }
if (unlikely(status & QDIO_STATUS_LOOK_FOR_ERROR)) {
retval = -EIO;
- ZFCP_LOG_FLAGS(1, "QDIO_STATUS_LOOK_FOR_ERROR \n");
-
ZFCP_LOG_INFO("QDIO problem occurred (status=0x%x, "
"qdio_error=0x%x, siga_error=0x%x)\n",
status, qdio_error, siga_error);
- if (status & QDIO_STATUS_ACTIVATE_CHECK_CONDITION) {
- ZFCP_LOG_FLAGS(2,
- "QDIO_STATUS_ACTIVATE_CHECK_CONDITION\n");
- }
- if (status & QDIO_STATUS_MORE_THAN_ONE_QDIO_ERROR) {
- ZFCP_LOG_FLAGS(2,
- "QDIO_STATUS_MORE_THAN_ONE_QDIO_ERROR\n");
- }
- if (status & QDIO_STATUS_MORE_THAN_ONE_SIGA_ERROR) {
- ZFCP_LOG_FLAGS(2,
- "QDIO_STATUS_MORE_THAN_ONE_SIGA_ERROR\n");
- }
-
- if (siga_error & QDIO_SIGA_ERROR_ACCESS_EXCEPTION) {
- ZFCP_LOG_FLAGS(2, "QDIO_SIGA_ERROR_ACCESS_EXCEPTION\n");
- }
-
- if (siga_error & QDIO_SIGA_ERROR_B_BIT_SET) {
- ZFCP_LOG_FLAGS(2, "QDIO_SIGA_ERROR_B_BIT_SET\n");
- }
-
- switch (qdio_error) {
- case 0:
- ZFCP_LOG_FLAGS(3, "QDIO_OK");
- break;
- case SLSB_P_INPUT_ERROR:
- ZFCP_LOG_FLAGS(1, "SLSB_P_INPUT_ERROR\n");
- break;
- case SLSB_P_OUTPUT_ERROR:
- ZFCP_LOG_FLAGS(1, "SLSB_P_OUTPUT_ERROR\n");
- break;
- default:
- ZFCP_LOG_NORMAL("bug: unknown QDIO error 0x%x\n",
- qdio_error);
- break;
- }
/* Restarting IO on the failed adapter from scratch */
debug_text_event(adapter->erp_dbf, 1, "qdio_err");
/*
@@ -484,37 +446,37 @@ int
zfcp_qdio_reqid_check(struct zfcp_adapter *adapter, void *sbale_addr)
{
struct zfcp_fsf_req *fsf_req;
- int retval = 0;
/* invalid (per convention used in this driver) */
if (unlikely(!sbale_addr)) {
ZFCP_LOG_NORMAL("bug: invalid reqid\n");
- retval = -EINVAL;
- goto out;
+ return -EINVAL;
}
/* valid request id and thus (hopefully :) valid fsf_req address */
fsf_req = (struct zfcp_fsf_req *) sbale_addr;
+ /* serialize with zfcp_fsf_req_dismiss_all */
+ spin_lock(&adapter->fsf_req_list_lock);
+ if (list_empty(&adapter->fsf_req_list_head)) {
+ spin_unlock(&adapter->fsf_req_list_lock);
+ return 0;
+ }
+ list_del(&fsf_req->list);
+ atomic_dec(&adapter->fsf_reqs_active);
+ spin_unlock(&adapter->fsf_req_list_lock);
+
if (unlikely(adapter != fsf_req->adapter)) {
ZFCP_LOG_NORMAL("bug: invalid reqid (fsf_req=%p, "
"fsf_req->adapter=%p, adapter=%p)\n",
fsf_req, fsf_req->adapter, adapter);
- retval = -EINVAL;
- goto out;
- }
-
- ZFCP_LOG_TRACE("fsf_req at %p, QTCB at %p\n", fsf_req, fsf_req->qtcb);
- if (likely(fsf_req->qtcb)) {
- ZFCP_LOG_TRACE("hex dump of QTCB:\n");
- ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE, (char *) fsf_req->qtcb,
- sizeof(struct fsf_qtcb));
+ return -EINVAL;
}
/* finish the FSF request */
zfcp_fsf_req_complete(fsf_req);
- out:
- return retval;
+
+ return 0;
}
/**
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index e21b547fd42..b61d309352c 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -433,7 +433,7 @@ zfcp_port_lookup(struct zfcp_adapter *adapter, int channel, scsi_id_t id)
* FAILED - otherwise
*/
int
-zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
+__zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
{
int retval = SUCCESS;
struct zfcp_fsf_req *new_fsf_req, *old_fsf_req;
@@ -575,7 +575,7 @@ zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
*(u64 *) & new_fsf_req->qtcb->header.fsf_status_qual.word[0];
dbf_fsf_qual[1] =
*(u64 *) & new_fsf_req->qtcb->header.fsf_status_qual.word[2];
- zfcp_fsf_req_cleanup(new_fsf_req);
+ zfcp_fsf_req_free(new_fsf_req);
#else
retval = zfcp_fsf_req_wait_and_cleanup(new_fsf_req,
ZFCP_UNINTERRUPTIBLE, &status);
@@ -611,6 +611,17 @@ zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
return retval;
}
+int
+zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
+{
+ int rc;
+ struct Scsi_Host *scsi_host = scpnt->device->host;
+ spin_lock_irq(scsi_host->host_lock);
+ rc = __zfcp_scsi_eh_abort_handler(scpnt);
+ spin_unlock_irq(scsi_host->host_lock);
+ return rc;
+}
+
/*
* function: zfcp_scsi_eh_device_reset_handler
*
@@ -625,8 +636,6 @@ zfcp_scsi_eh_device_reset_handler(struct scsi_cmnd *scpnt)
struct zfcp_unit *unit = (struct zfcp_unit *) scpnt->device->hostdata;
struct Scsi_Host *scsi_host = scpnt->device->host;
- spin_unlock_irq(scsi_host->host_lock);
-
if (!unit) {
ZFCP_LOG_NORMAL("bug: Tried reset for nonexistent unit\n");
retval = SUCCESS;
@@ -669,7 +678,6 @@ zfcp_scsi_eh_device_reset_handler(struct scsi_cmnd *scpnt)
retval = SUCCESS;
}
out:
- spin_lock_irq(scsi_host->host_lock);
return retval;
}
@@ -723,8 +731,6 @@ zfcp_scsi_eh_bus_reset_handler(struct scsi_cmnd *scpnt)
struct zfcp_unit *unit;
struct Scsi_Host *scsi_host = scpnt->device->host;
- spin_unlock_irq(scsi_host->host_lock);
-
unit = (struct zfcp_unit *) scpnt->device->hostdata;
ZFCP_LOG_NORMAL("bus reset because of problems with "
"unit 0x%016Lx\n", unit->fcp_lun);
@@ -732,7 +738,6 @@ zfcp_scsi_eh_bus_reset_handler(struct scsi_cmnd *scpnt)
zfcp_erp_wait(unit->port->adapter);
retval = SUCCESS;
- spin_lock_irq(scsi_host->host_lock);
return retval;
}
@@ -750,8 +755,6 @@ zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt)
struct zfcp_unit *unit;
struct Scsi_Host *scsi_host = scpnt->device->host;
- spin_unlock_irq(scsi_host->host_lock);
-
unit = (struct zfcp_unit *) scpnt->device->hostdata;
ZFCP_LOG_NORMAL("host reset because of problems with "
"unit 0x%016Lx\n", unit->fcp_lun);
@@ -759,7 +762,6 @@ zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt)
zfcp_erp_wait(unit->port->adapter);
retval = SUCCESS;
- spin_lock_irq(scsi_host->host_lock);
return retval;
}
@@ -922,7 +924,7 @@ struct fc_function_template zfcp_transport_functions = {
* Generates attribute for a unit.
*/
#define ZFCP_DEFINE_SCSI_ATTR(_name, _format, _value) \
-static ssize_t zfcp_sysfs_scsi_##_name##_show(struct device *dev, \
+static ssize_t zfcp_sysfs_scsi_##_name##_show(struct device *dev, struct device_attribute *attr, \
char *buf) \
{ \
struct scsi_device *sdev; \
diff --git a/drivers/s390/scsi/zfcp_sysfs_adapter.c b/drivers/s390/scsi/zfcp_sysfs_adapter.c
index 23e2dca55bb..e7345a74800 100644
--- a/drivers/s390/scsi/zfcp_sysfs_adapter.c
+++ b/drivers/s390/scsi/zfcp_sysfs_adapter.c
@@ -50,7 +50,7 @@ static const char fc_topologies[5][25] = {
* Generates attributes for an adapter.
*/
#define ZFCP_DEFINE_ADAPTER_ATTR(_name, _format, _value) \
-static ssize_t zfcp_sysfs_adapter_##_name##_show(struct device *dev, \
+static ssize_t zfcp_sysfs_adapter_##_name##_show(struct device *dev, struct device_attribute *attr, \
char *buf) \
{ \
struct zfcp_adapter *adapter; \
@@ -90,7 +90,7 @@ ZFCP_DEFINE_ADAPTER_ATTR(in_recovery, "%d\n", atomic_test_mask
* Store function of the "port_add" attribute of an adapter.
*/
static ssize_t
-zfcp_sysfs_port_add_store(struct device *dev, const char *buf, size_t count)
+zfcp_sysfs_port_add_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
wwn_t wwpn;
char *endp;
@@ -135,7 +135,7 @@ static DEVICE_ATTR(port_add, S_IWUSR, NULL, zfcp_sysfs_port_add_store);
* Store function of the "port_remove" attribute of an adapter.
*/
static ssize_t
-zfcp_sysfs_port_remove_store(struct device *dev, const char *buf, size_t count)
+zfcp_sysfs_port_remove_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct zfcp_adapter *adapter;
struct zfcp_port *port;
@@ -196,7 +196,7 @@ static DEVICE_ATTR(port_remove, S_IWUSR, NULL, zfcp_sysfs_port_remove_store);
* started for the belonging adapter.
*/
static ssize_t
-zfcp_sysfs_adapter_failed_store(struct device *dev,
+zfcp_sysfs_adapter_failed_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct zfcp_adapter *adapter;
@@ -236,7 +236,7 @@ zfcp_sysfs_adapter_failed_store(struct device *dev,
* "0" if adapter is working, otherwise "1".
*/
static ssize_t
-zfcp_sysfs_adapter_failed_show(struct device *dev, char *buf)
+zfcp_sysfs_adapter_failed_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct zfcp_adapter *adapter;
diff --git a/drivers/s390/scsi/zfcp_sysfs_port.c b/drivers/s390/scsi/zfcp_sysfs_port.c
index 6aafb2abb4b..7a84c7d474d 100644
--- a/drivers/s390/scsi/zfcp_sysfs_port.c
+++ b/drivers/s390/scsi/zfcp_sysfs_port.c
@@ -53,7 +53,7 @@ zfcp_sysfs_port_release(struct device *dev)
* Generates attributes for a port.
*/
#define ZFCP_DEFINE_PORT_ATTR(_name, _format, _value) \
-static ssize_t zfcp_sysfs_port_##_name##_show(struct device *dev, \
+static ssize_t zfcp_sysfs_port_##_name##_show(struct device *dev, struct device_attribute *attr, \
char *buf) \
{ \
struct zfcp_port *port; \
@@ -82,7 +82,7 @@ ZFCP_DEFINE_PORT_ATTR(access_denied, "%d\n", atomic_test_mask
* Store function of the "unit_add" attribute of a port.
*/
static ssize_t
-zfcp_sysfs_unit_add_store(struct device *dev, const char *buf, size_t count)
+zfcp_sysfs_unit_add_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
fcp_lun_t fcp_lun;
char *endp;
@@ -125,7 +125,7 @@ static DEVICE_ATTR(unit_add, S_IWUSR, NULL, zfcp_sysfs_unit_add_store);
* @count: number of bytes in buffer
*/
static ssize_t
-zfcp_sysfs_unit_remove_store(struct device *dev, const char *buf, size_t count)
+zfcp_sysfs_unit_remove_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct zfcp_port *port;
struct zfcp_unit *unit;
@@ -186,7 +186,7 @@ static DEVICE_ATTR(unit_remove, S_IWUSR, NULL, zfcp_sysfs_unit_remove_store);
* started for the belonging port.
*/
static ssize_t
-zfcp_sysfs_port_failed_store(struct device *dev, const char *buf, size_t count)
+zfcp_sysfs_port_failed_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct zfcp_port *port;
unsigned int val;
@@ -224,7 +224,7 @@ zfcp_sysfs_port_failed_store(struct device *dev, const char *buf, size_t count)
* "0" if port is working, otherwise "1".
*/
static ssize_t
-zfcp_sysfs_port_failed_show(struct device *dev, char *buf)
+zfcp_sysfs_port_failed_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct zfcp_port *port;
diff --git a/drivers/s390/scsi/zfcp_sysfs_unit.c b/drivers/s390/scsi/zfcp_sysfs_unit.c
index 87c0b461831..0556642c9e1 100644
--- a/drivers/s390/scsi/zfcp_sysfs_unit.c
+++ b/drivers/s390/scsi/zfcp_sysfs_unit.c
@@ -53,7 +53,7 @@ zfcp_sysfs_unit_release(struct device *dev)
* Generates attribute for a unit.
*/
#define ZFCP_DEFINE_UNIT_ATTR(_name, _format, _value) \
-static ssize_t zfcp_sysfs_unit_##_name##_show(struct device *dev, \
+static ssize_t zfcp_sysfs_unit_##_name##_show(struct device *dev, struct device_attribute *attr, \
char *buf) \
{ \
struct zfcp_unit *unit; \
@@ -86,7 +86,7 @@ ZFCP_DEFINE_UNIT_ATTR(access_readonly, "%d\n", atomic_test_mask
* started for the belonging unit.
*/
static ssize_t
-zfcp_sysfs_unit_failed_store(struct device *dev, const char *buf, size_t count)
+zfcp_sysfs_unit_failed_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct zfcp_unit *unit;
unsigned int val;
@@ -123,7 +123,7 @@ zfcp_sysfs_unit_failed_store(struct device *dev, const char *buf, size_t count)
* "0" if unit is working, otherwise "1".
*/
static ssize_t
-zfcp_sysfs_unit_failed_show(struct device *dev, char *buf)
+zfcp_sysfs_unit_failed_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct zfcp_unit *unit;