diff options
Diffstat (limited to 'drivers/s390')
44 files changed, 1045 insertions, 707 deletions
diff --git a/drivers/s390/block/Kconfig b/drivers/s390/block/Kconfig index e879b212cf4..07883197f47 100644 --- a/drivers/s390/block/Kconfig +++ b/drivers/s390/block/Kconfig @@ -20,6 +20,7 @@ config DCSSBLK config DASD tristate "Support for DASD devices" depends on CCW && BLOCK + select IOSCHED_DEADLINE help Enable this option if you want to access DASDs directly utilizing S/390s channel subsystem commands. This is necessary for running diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index ccf46c96adb..ac6d4d3218b 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -980,12 +980,12 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, break; case -ETIMEDOUT: printk(KERN_WARNING"%s(%s): request timed out\n", - __FUNCTION__, cdev->dev.bus_id); + __func__, cdev->dev.bus_id); //FIXME - dasd uses own timeout interface... break; default: printk(KERN_WARNING"%s(%s): unknown error %ld\n", - __FUNCTION__, cdev->dev.bus_id, PTR_ERR(irb)); + __func__, cdev->dev.bus_id, PTR_ERR(irb)); } return; } @@ -1956,6 +1956,7 @@ static int dasd_alloc_queue(struct dasd_block *block) block->request_queue->queuedata = block; elevator_exit(block->request_queue->elevator); + block->request_queue->elevator = NULL; rc = elevator_init(block->request_queue, "deadline"); if (rc) { blk_cleanup_queue(block->request_queue); @@ -2298,9 +2299,8 @@ int dasd_generic_set_offline(struct ccw_device *cdev) * in the other openers. */ if (device->block) { - struct dasd_block *block = device->block; - max_count = block->bdev ? 0 : -1; - open_count = (int) atomic_read(&block->open_count); + max_count = device->block->bdev ? 0 : -1; + open_count = atomic_read(&device->block->open_count); if (open_count > max_count) { if (open_count > 0) printk(KERN_WARNING "Can't offline dasd " diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c index b19db20a0be..e6700df52df 100644 --- a/drivers/s390/block/dasd_3990_erp.c +++ b/drivers/s390/block/dasd_3990_erp.c @@ -1996,6 +1996,36 @@ dasd_3990_erp_compound(struct dasd_ccw_req * erp, char *sense) } /* end dasd_3990_erp_compound */ /* + *DASD_3990_ERP_HANDLE_SIM + * + *DESCRIPTION + * inspects the SIM SENSE data and starts an appropriate action + * + * PARAMETER + * sense sense data of the actual error + * + * RETURN VALUES + * none + */ +void +dasd_3990_erp_handle_sim(struct dasd_device *device, char *sense) +{ + /* print message according to log or message to operator mode */ + if ((sense[24] & DASD_SIM_MSG_TO_OP) || (sense[1] & 0x10)) { + + /* print SIM SRC from RefCode */ + DEV_MESSAGE(KERN_ERR, device, "SIM - SRC: " + "%02x%02x%02x%02x", sense[22], + sense[23], sense[11], sense[12]); + } else if (sense[24] & DASD_SIM_LOG) { + /* print SIM SRC Refcode */ + DEV_MESSAGE(KERN_WARNING, device, "SIM - SRC: " + "%02x%02x%02x%02x", sense[22], + sense[23], sense[11], sense[12]); + } +} + +/* * DASD_3990_ERP_INSPECT_32 * * DESCRIPTION @@ -2018,6 +2048,10 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense) erp->function = dasd_3990_erp_inspect_32; + /* check for SIM sense data */ + if ((sense[6] & DASD_SIM_SENSE) == DASD_SIM_SENSE) + dasd_3990_erp_handle_sim(device, sense); + if (sense[25] & DASD_SENSE_BIT_0) { /* compound program action codes (byte25 bit 0 == '1') */ diff --git a/drivers/s390/block/dasd_alias.c b/drivers/s390/block/dasd_alias.c index 3a40bee9d35..2d8df0b3053 100644 --- a/drivers/s390/block/dasd_alias.c +++ b/drivers/s390/block/dasd_alias.c @@ -745,6 +745,19 @@ static void flush_all_alias_devices_on_lcu(struct alias_lcu *lcu) spin_unlock_irqrestore(&lcu->lock, flags); } +static void __stop_device_on_lcu(struct dasd_device *device, + struct dasd_device *pos) +{ + /* If pos == device then device is already locked! */ + if (pos == device) { + pos->stopped |= DASD_STOPPED_SU; + return; + } + spin_lock(get_ccwdev_lock(pos->cdev)); + pos->stopped |= DASD_STOPPED_SU; + spin_unlock(get_ccwdev_lock(pos->cdev)); +} + /* * This function is called in interrupt context, so the * cdev lock for device is already locked! @@ -755,35 +768,15 @@ static void _stop_all_devices_on_lcu(struct alias_lcu *lcu, struct alias_pav_group *pavgroup; struct dasd_device *pos; - list_for_each_entry(pos, &lcu->active_devices, alias_list) { - if (pos != device) - spin_lock(get_ccwdev_lock(pos->cdev)); - pos->stopped |= DASD_STOPPED_SU; - if (pos != device) - spin_unlock(get_ccwdev_lock(pos->cdev)); - } - list_for_each_entry(pos, &lcu->inactive_devices, alias_list) { - if (pos != device) - spin_lock(get_ccwdev_lock(pos->cdev)); - pos->stopped |= DASD_STOPPED_SU; - if (pos != device) - spin_unlock(get_ccwdev_lock(pos->cdev)); - } + list_for_each_entry(pos, &lcu->active_devices, alias_list) + __stop_device_on_lcu(device, pos); + list_for_each_entry(pos, &lcu->inactive_devices, alias_list) + __stop_device_on_lcu(device, pos); list_for_each_entry(pavgroup, &lcu->grouplist, group) { - list_for_each_entry(pos, &pavgroup->baselist, alias_list) { - if (pos != device) - spin_lock(get_ccwdev_lock(pos->cdev)); - pos->stopped |= DASD_STOPPED_SU; - if (pos != device) - spin_unlock(get_ccwdev_lock(pos->cdev)); - } - list_for_each_entry(pos, &pavgroup->aliaslist, alias_list) { - if (pos != device) - spin_lock(get_ccwdev_lock(pos->cdev)); - pos->stopped |= DASD_STOPPED_SU; - if (pos != device) - spin_unlock(get_ccwdev_lock(pos->cdev)); - } + list_for_each_entry(pos, &pavgroup->baselist, alias_list) + __stop_device_on_lcu(device, pos); + list_for_each_entry(pos, &pavgroup->aliaslist, alias_list) + __stop_device_on_lcu(device, pos); } } diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 61f16937c1e..a0edae091b5 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -1415,6 +1415,13 @@ static void dasd_eckd_handle_unsolicited_interrupt(struct dasd_device *device, return; } + + /* service information message SIM */ + if ((irb->ecw[6] & DASD_SIM_SENSE) == DASD_SIM_SENSE) { + dasd_3990_erp_handle_sim(device, irb->ecw); + return; + } + /* just report other unsolicited interrupts */ DEV_MESSAGE(KERN_DEBUG, device, "%s", "unsolicited interrupt received"); diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c index d13ea05089a..116611583df 100644 --- a/drivers/s390/block/dasd_fba.c +++ b/drivers/s390/block/dasd_fba.c @@ -125,7 +125,8 @@ dasd_fba_check_characteristics(struct dasd_device *device) private = (struct dasd_fba_private *) device->private; if (private == NULL) { - private = kzalloc(sizeof(struct dasd_fba_private), GFP_KERNEL); + private = kzalloc(sizeof(struct dasd_fba_private), + GFP_KERNEL | GFP_DMA); if (private == NULL) { DEV_MESSAGE(KERN_WARNING, device, "%s", "memory allocation failed for private " diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h index 44b2984dfbe..6c624bf4461 100644 --- a/drivers/s390/block/dasd_int.h +++ b/drivers/s390/block/dasd_int.h @@ -72,6 +72,11 @@ struct dasd_block; #define DASD_SENSE_BIT_2 0x20 #define DASD_SENSE_BIT_3 0x10 +/* BIT DEFINITIONS FOR SIM SENSE */ +#define DASD_SIM_SENSE 0x0F +#define DASD_SIM_MSG_TO_OP 0x03 +#define DASD_SIM_LOG 0x0C + /* * SECTION: MACROs for klogd and s390 debug feature (dbf) */ @@ -621,6 +626,7 @@ void dasd_log_sense(struct dasd_ccw_req *, struct irb *); /* externals in dasd_3990_erp.c */ struct dasd_ccw_req *dasd_3990_erp_action(struct dasd_ccw_req *); +void dasd_3990_erp_handle_sim(struct dasd_device *, char *); /* externals in dasd_eer.c */ #ifdef CONFIG_DASD_EER diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c index e6c94dbfdea..04787eab101 100644 --- a/drivers/s390/block/dcssblk.c +++ b/drivers/s390/block/dcssblk.c @@ -142,57 +142,6 @@ dcssblk_get_device_by_name(char *name) return NULL; } -/* - * print appropriate error message for segment_load()/segment_type() - * return code - */ -static void -dcssblk_segment_warn(int rc, char* seg_name) -{ - switch (rc) { - case -ENOENT: - PRINT_WARN("cannot load/query segment %s, does not exist\n", - seg_name); - break; - case -ENOSYS: - PRINT_WARN("cannot load/query segment %s, not running on VM\n", - seg_name); - break; - case -EIO: - PRINT_WARN("cannot load/query segment %s, hardware error\n", - seg_name); - break; - case -ENOTSUPP: - PRINT_WARN("cannot load/query segment %s, is a multi-part " - "segment\n", seg_name); - break; - case -ENOSPC: - PRINT_WARN("cannot load/query segment %s, overlaps with " - "storage\n", seg_name); - break; - case -EBUSY: - PRINT_WARN("cannot load/query segment %s, overlaps with " - "already loaded dcss\n", seg_name); - break; - case -EPERM: - PRINT_WARN("cannot load/query segment %s, already loaded in " - "incompatible mode\n", seg_name); - break; - case -ENOMEM: - PRINT_WARN("cannot load/query segment %s, out of memory\n", - seg_name); - break; - case -ERANGE: - PRINT_WARN("cannot load/query segment %s, exceeds kernel " - "mapping range\n", seg_name); - break; - default: - PRINT_WARN("cannot load/query segment %s, return value %i\n", - seg_name, rc); - break; - } -} - static void dcssblk_unregister_callback(struct device *dev) { device_unregister(dev); @@ -423,7 +372,7 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char rc = segment_load(local_buf, SEGMENT_SHARED, &dev_info->start, &dev_info->end); if (rc < 0) { - dcssblk_segment_warn(rc, dev_info->segment_name); + segment_warning(rc, dev_info->segment_name); goto dealloc_gendisk; } seg_byte_size = (dev_info->end - dev_info->start + 1); diff --git a/drivers/s390/char/monreader.c b/drivers/s390/char/monreader.c index 67009bfa093..1e1f50655bb 100644 --- a/drivers/s390/char/monreader.c +++ b/drivers/s390/char/monreader.c @@ -111,56 +111,6 @@ static void dcss_mkname(char *ascii_name, char *ebcdic_name) ASCEBC(ebcdic_name, 8); } -/* - * print appropriate error message for segment_load()/segment_type() - * return code - */ -static void mon_segment_warn(int rc, char* seg_name) -{ - switch (rc) { - case -ENOENT: - P_WARNING("cannot load/query segment %s, does not exist\n", - seg_name); - break; - case -ENOSYS: - P_WARNING("cannot load/query segment %s, not running on VM\n", - seg_name); - break; - case -EIO: - P_WARNING("cannot load/query segment %s, hardware error\n", - seg_name); - break; - case -ENOTSUPP: - P_WARNING("cannot load/query segment %s, is a multi-part " - "segment\n", seg_name); - break; - case -ENOSPC: - P_WARNING("cannot load/query segment %s, overlaps with " - "storage\n", seg_name); - break; - case -EBUSY: - P_WARNING("cannot load/query segment %s, overlaps with " - "already loaded dcss\n", seg_name); - break; - case -EPERM: - P_WARNING("cannot load/query segment %s, already loaded in " - "incompatible mode\n", seg_name); - break; - case -ENOMEM: - P_WARNING("cannot load/query segment %s, out of memory\n", - seg_name); - break; - case -ERANGE: - P_WARNING("cannot load/query segment %s, exceeds kernel " - "mapping range\n", seg_name); - break; - default: - P_WARNING("cannot load/query segment %s, return value %i\n", - seg_name, rc); - break; - } -} - static inline unsigned long mon_mca_start(struct mon_msg *monmsg) { return *(u32 *) &monmsg->msg.rmmsg; @@ -585,7 +535,7 @@ static int __init mon_init(void) rc = segment_type(mon_dcss_name); if (rc < 0) { - mon_segment_warn(rc, mon_dcss_name); + segment_warning(rc, mon_dcss_name); goto out_iucv; } if (rc != SEG_TYPE_SC) { @@ -598,7 +548,7 @@ static int __init mon_init(void) rc = segment_load(mon_dcss_name, SEGMENT_SHARED, &mon_dcss_start, &mon_dcss_end); if (rc < 0) { - mon_segment_warn(rc, mon_dcss_name); + segment_warning(rc, mon_dcss_name); rc = -EINVAL; goto out_iucv; } diff --git a/drivers/s390/char/sclp_tty.c b/drivers/s390/char/sclp_tty.c index 2e616e33891..e3b3d390b4a 100644 --- a/drivers/s390/char/sclp_tty.c +++ b/drivers/s390/char/sclp_tty.c @@ -332,7 +332,7 @@ sclp_tty_write_string(const unsigned char *str, int count) if (sclp_ttybuf == NULL) { while (list_empty(&sclp_tty_pages)) { spin_unlock_irqrestore(&sclp_tty_lock, flags); - if (in_atomic()) + if (in_interrupt()) sclp_sync_wait(); else wait_event(sclp_tty_waitq, diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c index f7b258dfd52..ed507594e62 100644 --- a/drivers/s390/char/sclp_vt220.c +++ b/drivers/s390/char/sclp_vt220.c @@ -383,7 +383,7 @@ sclp_vt220_timeout(unsigned long data) */ static int __sclp_vt220_write(const unsigned char *buf, int count, int do_schedule, - int convertlf) + int convertlf, int may_schedule) { unsigned long flags; void *page; @@ -398,9 +398,8 @@ __sclp_vt220_write(const unsigned char *buf, int count, int do_schedule, /* Create a sclp output buffer if none exists yet */ if (sclp_vt220_current_request == NULL) { while (list_empty(&sclp_vt220_empty)) { - spin_unlock_irqrestore(&sclp_vt220_lock, - flags); - if (in_atomic()) + spin_unlock_irqrestore(&sclp_vt220_lock, flags); + if (in_interrupt() || !may_schedule) sclp_sync_wait(); else wait_event(sclp_vt220_waitq, @@ -450,7 +449,7 @@ __sclp_vt220_write(const unsigned char *buf, int count, int do_schedule, static int sclp_vt220_write(struct tty_struct *tty, const unsigned char *buf, int count) { - return __sclp_vt220_write(buf, count, 1, 0); + return __sclp_vt220_write(buf, count, 1, 0, 1); } #define SCLP_VT220_SESSION_ENDED 0x01 @@ -529,7 +528,7 @@ sclp_vt220_close(struct tty_struct *tty, struct file *filp) static void sclp_vt220_put_char(struct tty_struct *tty, unsigned char ch) { - __sclp_vt220_write(&ch, 1, 0, 0); + __sclp_vt220_write(&ch, 1, 0, 0, 1); } /* @@ -746,7 +745,7 @@ __initcall(sclp_vt220_tty_init); static void sclp_vt220_con_write(struct console *con, const char *buf, unsigned int count) { - __sclp_vt220_write((const unsigned char *) buf, count, 1, 1); + __sclp_vt220_write((const unsigned char *) buf, count, 1, 1, 0); } static struct tty_driver * diff --git a/drivers/s390/char/tape_34xx.c b/drivers/s390/char/tape_34xx.c index 5b47e9cce75..874adf365e4 100644 --- a/drivers/s390/char/tape_34xx.c +++ b/drivers/s390/char/tape_34xx.c @@ -394,7 +394,7 @@ tape_34xx_unit_check(struct tape_device *device, struct tape_request *request, return tape_34xx_erp_failed(request, -ENOSPC); default: PRINT_ERR("Invalid op in %s:%i\n", - __FUNCTION__, __LINE__); + __func__, __LINE__); return tape_34xx_erp_failed(request, 0); } } diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c index b830a8cbef7..ebe84067bae 100644 --- a/drivers/s390/char/tape_char.c +++ b/drivers/s390/char/tape_char.c @@ -83,9 +83,9 @@ tapechar_setup_device(struct tape_device * device) void tapechar_cleanup_device(struct tape_device *device) { - unregister_tape_dev(device->rt); + unregister_tape_dev(&device->cdev->dev, device->rt); device->rt = NULL; - unregister_tape_dev(device->nt); + unregister_tape_dev(&device->cdev->dev, device->nt); device->nt = NULL; } diff --git a/drivers/s390/char/tape_class.c b/drivers/s390/char/tape_class.c index aa7f166f403..6dfdb7c1798 100644 --- a/drivers/s390/char/tape_class.c +++ b/drivers/s390/char/tape_class.c @@ -99,11 +99,10 @@ fail_with_tcd: } EXPORT_SYMBOL(register_tape_dev); -void unregister_tape_dev(struct tape_class_device *tcd) +void unregister_tape_dev(struct device *device, struct tape_class_device *tcd) { if (tcd != NULL && !IS_ERR(tcd)) { - sysfs_remove_link(&tcd->class_device->kobj, - tcd->mode_name); + sysfs_remove_link(&device->kobj, tcd->mode_name); device_destroy(tape_class, tcd->char_device->dev); cdev_del(tcd->char_device); kfree(tcd); diff --git a/drivers/s390/char/tape_class.h b/drivers/s390/char/tape_class.h index e2b5ac918ac..707b7f48c23 100644 --- a/drivers/s390/char/tape_class.h +++ b/drivers/s390/char/tape_class.h @@ -56,6 +56,6 @@ struct tape_class_device *register_tape_dev( char * device_name, char * node_name ); -void unregister_tape_dev(struct tape_class_device *tcd); +void unregister_tape_dev(struct device *device, struct tape_class_device *tcd); #endif /* __TAPE_CLASS_H__ */ diff --git a/drivers/s390/char/vmur.c b/drivers/s390/char/vmur.c index 7689b500a10..83ae9a852f0 100644 --- a/drivers/s390/char/vmur.c +++ b/drivers/s390/char/vmur.c @@ -100,7 +100,8 @@ static struct urdev *urdev_alloc(struct ccw_device *cdev) urd->reclen = cdev->id.driver_info; ccw_device_get_id(cdev, &urd->dev_id); mutex_init(&urd->io_mutex); - mutex_init(&urd->open_mutex); + init_waitqueue_head(&urd->wait); + spin_lock_init(&urd->open_lock); atomic_set(&urd->ref_count, 1); urd->cdev = cdev; get_device(&cdev->dev); @@ -678,17 +679,21 @@ static int ur_open(struct inode *inode, struct file *file) if (!urd) return -ENXIO; - if (file->f_flags & O_NONBLOCK) { - if (!mutex_trylock(&urd->open_mutex)) { + spin_lock(&urd->open_lock); + while (urd->open_flag) { + spin_unlock(&urd->open_lock); + if (file->f_flags & O_NONBLOCK) { rc = -EBUSY; goto fail_put; } - } else { - if (mutex_lock_interruptible(&urd->open_mutex)) { + if (wait_event_interruptible(urd->wait, urd->open_flag == 0)) { rc = -ERESTARTSYS; goto fail_put; } + spin_lock(&urd->open_lock); } + urd->open_flag++; + spin_unlock(&urd->open_lock); TRACE("ur_open\n"); @@ -720,7 +725,9 @@ static int ur_open(struct inode *inode, struct file *file) fail_urfile_free: urfile_free(urf); fail_unlock: - mutex_unlock(&urd->open_mutex); + spin_lock(&urd->open_lock); + urd->open_flag--; + spin_unlock(&urd->open_lock); fail_put: urdev_put(urd); return rc; @@ -731,7 +738,10 @@ static int ur_release(struct inode *inode, struct file *file) struct urfile *urf = file->private_data; TRACE("ur_release\n"); - mutex_unlock(&urf->urd->open_mutex); + spin_lock(&urf->urd->open_lock); + urf->urd->open_flag--; + spin_unlock(&urf->urd->open_lock); + wake_up_interruptible(&urf->urd->wait); urdev_put(urf->urd); urfile_free(urf); return 0; diff --git a/drivers/s390/char/vmur.h b/drivers/s390/char/vmur.h index fa959644735..fa320ad4593 100644 --- a/drivers/s390/char/vmur.h +++ b/drivers/s390/char/vmur.h @@ -62,7 +62,6 @@ struct file_control_block { struct urdev { struct ccw_device *cdev; /* Backpointer to ccw device */ struct mutex io_mutex; /* Serialises device IO */ - struct mutex open_mutex; /* Serialises access to device */ struct completion *io_done; /* do_ur_io waits; irq completes */ struct device *device; struct cdev *char_device; @@ -71,6 +70,9 @@ struct urdev { int class; /* VM device class */ int io_request_rc; /* return code from I/O request */ atomic_t ref_count; /* reference counter */ + wait_queue_head_t wait; /* wait queue to serialize open */ + int open_flag; /* "urdev is open" flag */ + spinlock_t open_lock; /* serialize critical sections */ }; /* diff --git a/drivers/s390/char/vmwatchdog.c b/drivers/s390/char/vmwatchdog.c index 6f40facb1c4..19f8389291b 100644 --- a/drivers/s390/char/vmwatchdog.c +++ b/drivers/s390/char/vmwatchdog.c @@ -96,7 +96,7 @@ static int vmwdt_keepalive(void) if (ret) { printk(KERN_WARNING "%s: problem setting interval %d, " - "cmd %s\n", __FUNCTION__, vmwdt_interval, + "cmd %s\n", __func__, vmwdt_interval, vmwdt_cmd); } return ret; @@ -107,7 +107,7 @@ static int vmwdt_disable(void) int ret = __diag288(wdt_cancel, 0, "", 0); if (ret) { printk(KERN_WARNING "%s: problem disabling watchdog\n", - __FUNCTION__); + __func__); } return ret; } diff --git a/drivers/s390/char/zcore.c b/drivers/s390/char/zcore.c index f523501e6e6..bbbd14e9d48 100644 --- a/drivers/s390/char/zcore.c +++ b/drivers/s390/char/zcore.c @@ -224,7 +224,7 @@ static int __init init_cpu_info(enum arch_id arch) sa = kmalloc(sizeof(*sa), GFP_KERNEL); if (!sa) { - ERROR_MSG("kmalloc failed: %s: %i\n",__FUNCTION__, __LINE__); + ERROR_MSG("kmalloc failed: %s: %i\n",__func__, __LINE__); return -ENOMEM; } if (memcpy_hsa_kernel(sa, sys_info.sa_base, sys_info.sa_size) < 0) { diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index 007aaeb4f53..5de86908b0d 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -217,6 +217,8 @@ void chsc_chp_offline(struct chp_id chpid) if (chp_get_status(chpid) <= 0) return; + /* Wait until previous actions have settled. */ + css_wait_for_slow_path(); for_each_subchannel_staged(s390_subchannel_remove_chpid, NULL, &chpid); } @@ -303,7 +305,8 @@ static void s390_process_res_acc (struct res_acc_data *res_data) sprintf(dbf_txt, "fla%x", res_data->fla); CIO_TRACE_EVENT( 2, dbf_txt); } - + /* Wait until previous actions have settled. */ + css_wait_for_slow_path(); /* * I/O resources may have become accessible. * Scan through all subchannels that may be concerned and @@ -561,9 +564,12 @@ void chsc_chp_online(struct chp_id chpid) sprintf(dbf_txt, "cadd%x.%02x", chpid.cssid, chpid.id); CIO_TRACE_EVENT(2, dbf_txt); - if (chp_get_status(chpid) != 0) + if (chp_get_status(chpid) != 0) { + /* Wait until previous actions have settled. */ + css_wait_for_slow_path(); for_each_subchannel_staged(__chp_add, __chp_add_new_sch, &chpid); + } } static void __s390_subchannel_vary_chpid(struct subchannel *sch, @@ -650,6 +656,8 @@ __s390_vary_chpid_on(struct subchannel_id schid, void *data) */ int chsc_chp_vary(struct chp_id chpid, int on) { + /* Wait until previous actions have settled. */ + css_wait_for_slow_path(); /* * Redo PathVerification on the devices the chpid connects to */ @@ -758,7 +766,6 @@ chsc_secm(struct channel_subsystem *css, int enable) if (!secm_area) return -ENOMEM; - mutex_lock(&css->mutex); if (enable && !css->cm_enabled) { css->cub_addr1 = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); css->cub_addr2 = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); @@ -766,7 +773,6 @@ chsc_secm(struct channel_subsystem *css, int enable) free_page((unsigned long)css->cub_addr1); free_page((unsigned long)css->cub_addr2); free_page((unsigned long)secm_area); - mutex_unlock(&css->mutex); return -ENOMEM; } } @@ -787,7 +793,6 @@ chsc_secm(struct channel_subsystem *css, int enable) free_page((unsigned long)css->cub_addr1); free_page((unsigned long)css->cub_addr2); } - mutex_unlock(&css->mutex); free_page((unsigned long)secm_area); return ret; } diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c index 60590a12d52..23ffcc4768a 100644 --- a/drivers/s390/cio/cio.c +++ b/drivers/s390/cio/cio.c @@ -24,6 +24,7 @@ #include <asm/ipl.h> #include <asm/chpid.h> #include <asm/airq.h> +#include <asm/cpu.h> #include "cio.h" #include "css.h" #include "chsc.h" @@ -649,13 +650,10 @@ do_IRQ (struct pt_regs *regs) old_regs = set_irq_regs(regs); irq_enter(); - asm volatile ("mc 0,0"); - if (S390_lowcore.int_clock >= S390_lowcore.jiffy_timer) - /** - * Make sure that the i/o interrupt did not "overtake" - * the last HZ timer interrupt. - */ - account_ticks(S390_lowcore.int_clock); + s390_idle_check(); + if (S390_lowcore.int_clock >= S390_lowcore.clock_comparator) + /* Serve timer interrupts first. */ + clock_comparator_work(); /* * Get interrupt information from lowcore */ @@ -672,10 +670,14 @@ do_IRQ (struct pt_regs *regs) continue; } sch = (struct subchannel *)(unsigned long)tpi_info->intparm; - if (sch) - spin_lock(sch->lock); + if (!sch) { + /* Clear pending interrupt condition. */ + tsch(tpi_info->schid, irb); + continue; + } + spin_lock(sch->lock); /* Store interrupt response block to lowcore. */ - if (tsch (tpi_info->schid, irb) == 0 && sch) { + if (tsch(tpi_info->schid, irb) == 0) { /* Keep subchannel information word up to date. */ memcpy (&sch->schib.scsw, &irb->scsw, sizeof (irb->scsw)); @@ -683,8 +685,7 @@ do_IRQ (struct pt_regs *regs) if (sch->driver && sch->driver->irq) sch->driver->irq(sch); } - if (sch) - spin_unlock(sch->lock); + spin_unlock(sch->lock); /* * Are more interrupts pending? * If so, the tpi instruction will update the lowcore @@ -710,8 +711,9 @@ void *cio_get_console_priv(void) /* * busy wait for the next interrupt on the console */ -void -wait_cons_dev (void) +void wait_cons_dev(void) + __releases(console_subchannel.lock) + __acquires(console_subchannel.lock) { unsigned long cr6 __attribute__ ((aligned (8))); unsigned long save_cr6 __attribute__ ((aligned (8))); diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h index 52afa4c784d..08f2235c5a6 100644 --- a/drivers/s390/cio/cio.h +++ b/drivers/s390/cio/cio.h @@ -100,6 +100,7 @@ extern int cio_modify (struct subchannel *); int cio_create_sch_lock(struct subchannel *); void do_adapter_IO(void); +void do_IRQ(struct pt_regs *); /* Use with care. */ #ifdef CONFIG_CCW_CONSOLE diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index 3b45bbe6cce..c1afab5f72d 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -533,6 +533,12 @@ void css_schedule_eval_all(void) spin_unlock_irqrestore(&slow_subchannel_lock, flags); } +void css_wait_for_slow_path(void) +{ + flush_workqueue(ccw_device_notify_work); + flush_workqueue(slow_path_wq); +} + /* Reprobe subchannel if unregistered. */ static int reprobe_subchannel(struct subchannel_id schid, void *data) { @@ -683,10 +689,14 @@ css_cm_enable_show(struct device *dev, struct device_attribute *attr, char *buf) { struct channel_subsystem *css = to_css(dev); + int ret; if (!css) return 0; - return sprintf(buf, "%x\n", css->cm_enabled); + mutex_lock(&css->mutex); + ret = sprintf(buf, "%x\n", css->cm_enabled); + mutex_unlock(&css->mutex); + return ret; } static ssize_t @@ -696,6 +706,7 @@ css_cm_enable_store(struct device *dev, struct device_attribute *attr, struct channel_subsystem *css = to_css(dev); int ret; + mutex_lock(&css->mutex); switch (buf[0]) { case '0': ret = css->cm_enabled ? chsc_secm(css, 0) : 0; @@ -706,6 +717,7 @@ css_cm_enable_store(struct device *dev, struct device_attribute *attr, default: ret = -EINVAL; } + mutex_unlock(&css->mutex); return ret < 0 ? ret : count; } @@ -752,9 +764,11 @@ static int css_reboot_event(struct notifier_block *this, struct channel_subsystem *css; css = channel_subsystems[i]; + mutex_lock(&css->mutex); if (css->cm_enabled) if (chsc_secm(css, 0)) ret = NOTIFY_BAD; + mutex_unlock(&css->mutex); } return ret; diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h index b7055452355..e1913518f35 100644 --- a/drivers/s390/cio/css.h +++ b/drivers/s390/cio/css.h @@ -144,6 +144,7 @@ struct schib; int css_sch_is_valid(struct schib *); extern struct workqueue_struct *slow_path_wq; +void css_wait_for_slow_path(void); extern struct attribute_group *subch_attr_groups[]; #endif diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index fec004f62bc..e0c7adb8958 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -577,7 +577,6 @@ static DEVICE_ATTR(devtype, 0444, devtype_show, NULL); static DEVICE_ATTR(cutype, 0444, cutype_show, NULL); static DEVICE_ATTR(modalias, 0444, modalias_show, NULL); static DEVICE_ATTR(online, 0644, online_show, online_store); -extern struct device_attribute dev_attr_cmb_enable; static DEVICE_ATTR(availability, 0444, available_show, NULL); static struct attribute * subch_attrs[] = { diff --git a/drivers/s390/cio/device.h b/drivers/s390/cio/device.h index d40a2ffaa00..cb08092be39 100644 --- a/drivers/s390/cio/device.h +++ b/drivers/s390/cio/device.h @@ -127,4 +127,5 @@ extern struct bus_type ccw_bus_type; void retry_set_schib(struct ccw_device *cdev); void cmf_retry_copy_block(struct ccw_device *); int cmf_reenable(struct ccw_device *); +extern struct device_attribute dev_attr_cmb_enable; #endif diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c index 49b58eb0fab..a1718a0aa53 100644 --- a/drivers/s390/cio/device_ops.c +++ b/drivers/s390/cio/device_ops.c @@ -193,8 +193,15 @@ int ccw_device_start_key(struct ccw_device *cdev, struct ccw1 *cpa, return -EACCES; } ret = cio_start_key (sch, cpa, lpm, key); - if (ret == 0) + switch (ret) { + case 0: cdev->private->intparm = intparm; + break; + case -EACCES: + case -ENODEV: + dev_fsm_event(cdev, DEV_EVENT_VERIFY); + break; + } return ret; } diff --git a/drivers/s390/cio/device_status.c b/drivers/s390/cio/device_status.c index ebe0848cfe3..4a38993000f 100644 --- a/drivers/s390/cio/device_status.c +++ b/drivers/s390/cio/device_status.c @@ -62,7 +62,7 @@ ccw_device_path_notoper(struct ccw_device *cdev) stsch (sch->schid, &sch->schib); CIO_MSG_EVENT(0, "%s(0.%x.%04x) - path(s) %02x are " - "not operational \n", __FUNCTION__, + "not operational \n", __func__, sch->schid.ssid, sch->schid.sch_no, sch->schib.pmcw.pnom); @@ -312,6 +312,7 @@ ccw_device_do_sense(struct ccw_device *cdev, struct irb *irb) { struct subchannel *sch; struct ccw1 *sense_ccw; + int rc; sch = to_subchannel(cdev->dev.parent); @@ -337,7 +338,10 @@ ccw_device_do_sense(struct ccw_device *cdev, struct irb *irb) /* Reset internal retry indication. */ cdev->private->flags.intretry = 0; - return cio_start(sch, sense_ccw, 0xff); + rc = cio_start(sch, sense_ccw, 0xff); + if (rc == -ENODEV || rc == -EACCES) + dev_fsm_event(cdev, DEV_EVENT_VERIFY); + return rc; } /* diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c index 2b5bfb7c69e..c359386708e 100644 --- a/drivers/s390/cio/qdio.c +++ b/drivers/s390/cio/qdio.c @@ -1399,7 +1399,7 @@ __tiqdio_inbound_processing(struct qdio_q *q, int spare_ind_was_set) * q->dev_st_chg_ind is the indicator, be it shared or not. * only clear it, if indicator is non-shared */ - if (!spare_ind_was_set) + if (q->dev_st_chg_ind != &spare_indicator) tiqdio_clear_summary_bit((__u32*)q->dev_st_chg_ind); if (q->hydra_gives_outbound_pcis) { @@ -2217,9 +2217,78 @@ qdio_synchronize(struct ccw_device *cdev, unsigned int flags, return cc; } +static int +qdio_get_ssqd_information(struct subchannel_id *schid, + struct qdio_chsc_ssqd **ssqd_area) +{ + int result; + + QDIO_DBF_TEXT0(0, setup, "getssqd"); + *ssqd_area = mempool_alloc(qdio_mempool_scssc, GFP_ATOMIC); + if (!ssqd_area) { + QDIO_PRINT_WARN("Could not get memory for chsc on sch x%x.\n", + schid->sch_no); + return -ENOMEM; + } + + (*ssqd_area)->request = (struct chsc_header) { + .length = 0x0010, + .code = 0x0024, + }; + (*ssqd_area)->first_sch = schid->sch_no; + (*ssqd_area)->last_sch = schid->sch_no; + (*ssqd_area)->ssid = schid->ssid; + result = chsc(*ssqd_area); + + if (result) { + QDIO_PRINT_WARN("CHSC returned cc %i on sch 0.%x.%x.\n", + result, schid->ssid, schid->sch_no); + goto out; + } + + if ((*ssqd_area)->response.code != QDIO_CHSC_RESPONSE_CODE_OK) { + QDIO_PRINT_WARN("CHSC response is 0x%x on sch 0.%x.%x.\n", + (*ssqd_area)->response.code, + schid->ssid, schid->sch_no); + goto out; + } + if (!((*ssqd_area)->flags & CHSC_FLAG_QDIO_CAPABILITY) || + !((*ssqd_area)->flags & CHSC_FLAG_VALIDITY) || + ((*ssqd_area)->sch != schid->sch_no)) { + QDIO_PRINT_WARN("huh? problems checking out sch 0.%x.%x... " \ + "using all SIGAs.\n", + schid->ssid, schid->sch_no); + goto out; + } + return 0; +out: + return -EINVAL; +} + +int +qdio_get_ssqd_pct(struct ccw_device *cdev) +{ + struct qdio_chsc_ssqd *ssqd_area; + struct subchannel_id schid; + char dbf_text[15]; + int rc; + int pct = 0; + + QDIO_DBF_TEXT0(0, setup, "getpct"); + schid = ccw_device_get_subchannel_id(cdev); + rc = qdio_get_ssqd_information(&schid, &ssqd_area); + if (!rc) + pct = (int)ssqd_area->pct; + if (rc != -ENOMEM) + mempool_free(ssqd_area, qdio_mempool_scssc); + sprintf(dbf_text, "pct: %d", pct); + QDIO_DBF_TEXT2(0, setup, dbf_text); + return pct; +} +EXPORT_SYMBOL(qdio_get_ssqd_pct); + static void -qdio_check_subchannel_qebsm(struct qdio_irq *irq_ptr, unsigned char qdioac, - unsigned long token) +qdio_check_subchannel_qebsm(struct qdio_irq *irq_ptr, unsigned long token) { struct qdio_q *q; int i; @@ -2227,7 +2296,7 @@ qdio_check_subchannel_qebsm(struct qdio_irq *irq_ptr, unsigned char qdioac, char dbf_text[15]; /*check if QEBSM is disabled */ - if (!(irq_ptr->is_qebsm) || !(qdioac & 0x01)) { + if (!(irq_ptr->is_qebsm) || !(irq_ptr->qdioac & 0x01)) { irq_ptr->is_qebsm = 0; irq_ptr->sch_token = 0; irq_ptr->qib.rflags &= ~QIB_RFLAGS_ENABLE_QEBSM; @@ -2256,102 +2325,27 @@ qdio_check_subchannel_qebsm(struct qdio_irq *irq_ptr, unsigned char qdioac, } static void -qdio_get_ssqd_information(struct qdio_irq *irq_ptr) +qdio_get_ssqd_siga(struct qdio_irq *irq_ptr) { - int result; - unsigned char qdioac; - struct { - struct chsc_header request; - u16 reserved1:10; - u16 ssid:2; - u16 fmt:4; - u16 first_sch; - u16 reserved2; - u16 last_sch; - u32 reserved3; - struct chsc_header response; - u32 reserved4; - u8 flags; - u8 reserved5; - u16 sch; - u8 qfmt; - u8 parm; - u8 qdioac1; - u8 sch_class; - u8 reserved7; - u8 icnt; - u8 reserved8; - u8 ocnt; - u8 reserved9; - u8 mbccnt; - u16 qdioac2; - u64 sch_token; - } *ssqd_area; + int rc; + struct qdio_chsc_ssqd *ssqd_area; QDIO_DBF_TEXT0(0,setup,"getssqd"); - qdioac = 0; - ssqd_area = mempool_alloc(qdio_mempool_scssc, GFP_ATOMIC); - if (!ssqd_area) { - QDIO_PRINT_WARN("Could not get memory for chsc. Using all " \ - "SIGAs for sch x%x.\n", irq_ptr->schid.sch_no); + irq_ptr->qdioac = 0; + rc = qdio_get_ssqd_information(&irq_ptr->schid, &ssqd_area); + if (rc) { + QDIO_PRINT_WARN("using all SIGAs for sch x%x.n", + irq_ptr->schid.sch_no); irq_ptr->qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY | CHSC_FLAG_SIGA_OUTPUT_NECESSARY | CHSC_FLAG_SIGA_SYNC_NECESSARY; /* all flags set */ irq_ptr->is_qebsm = 0; - irq_ptr->sch_token = 0; - irq_ptr->qib.rflags &= ~QIB_RFLAGS_ENABLE_QEBSM; - return; - } - - ssqd_area->request = (struct chsc_header) { - .length = 0x0010, - .code = 0x0024, - }; - ssqd_area->first_sch = irq_ptr->schid.sch_no; - ssqd_area->last_sch = irq_ptr->schid.sch_no; - ssqd_area->ssid = irq_ptr->schid.ssid; - result = chsc(ssqd_area); - - if (result) { - QDIO_PRINT_WARN("CHSC returned cc %i. Using all " \ - "SIGAs for sch 0.%x.%x.\n", result, - irq_ptr->schid.ssid, irq_ptr->schid.sch_no); - qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY | - CHSC_FLAG_SIGA_OUTPUT_NECESSARY | - CHSC_FLAG_SIGA_SYNC_NECESSARY; /* all flags set */ - irq_ptr->is_qebsm = 0; - goto out; - } + } else + irq_ptr->qdioac = ssqd_area->qdioac1; - if (ssqd_area->response.code != QDIO_CHSC_RESPONSE_CODE_OK) { - QDIO_PRINT_WARN("response upon checking SIGA needs " \ - "is 0x%x. Using all SIGAs for sch 0.%x.%x.\n", - ssqd_area->response.code, - irq_ptr->schid.ssid, irq_ptr->schid.sch_no); - qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY | - CHSC_FLAG_SIGA_OUTPUT_NECESSARY | - CHSC_FLAG_SIGA_SYNC_NECESSARY; /* all flags set */ - irq_ptr->is_qebsm = 0; - goto out; - } - if (!(ssqd_area->flags & CHSC_FLAG_QDIO_CAPABILITY) || - !(ssqd_area->flags & CHSC_FLAG_VALIDITY) || - (ssqd_area->sch != irq_ptr->schid.sch_no)) { - QDIO_PRINT_WARN("huh? problems checking out sch 0.%x.%x... " \ - "using all SIGAs.\n", - irq_ptr->schid.ssid, irq_ptr->schid.sch_no); - qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY | - CHSC_FLAG_SIGA_OUTPUT_NECESSARY | - CHSC_FLAG_SIGA_SYNC_NECESSARY; /* worst case */ - irq_ptr->is_qebsm = 0; - goto out; - } - qdioac = ssqd_area->qdioac1; -out: - qdio_check_subchannel_qebsm(irq_ptr, qdioac, - ssqd_area->sch_token); - mempool_free(ssqd_area, qdio_mempool_scssc); - irq_ptr->qdioac = qdioac; + qdio_check_subchannel_qebsm(irq_ptr, ssqd_area->sch_token); + if (rc != -ENOMEM) + mempool_free(ssqd_area, qdio_mempool_scssc); } static unsigned int @@ -3227,7 +3221,7 @@ qdio_establish(struct qdio_initialize *init_data) return -EIO; } - qdio_get_ssqd_information(irq_ptr); + qdio_get_ssqd_siga(irq_ptr); /* if this gets set once, we're running under VM and can omit SVSes */ if (irq_ptr->qdioac&CHSC_FLAG_SIGA_SYNC_NECESSARY) omit_svs=1; diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h index da8a272fd75..c3df6b2c38b 100644 --- a/drivers/s390/cio/qdio.h +++ b/drivers/s390/cio/qdio.h @@ -406,6 +406,34 @@ do_clear_global_summary(void) #define CHSC_FLAG_SIGA_SYNC_DONE_ON_THININTS 0x08 #define CHSC_FLAG_SIGA_SYNC_DONE_ON_OUTB_PCIS 0x04 +struct qdio_chsc_ssqd { + struct chsc_header request; + u16 reserved1:10; + u16 ssid:2; + u16 fmt:4; + u16 first_sch; + u16 reserved2; + u16 last_sch; + u32 reserved3; + struct chsc_header response; + u32 reserved4; + u8 flags; + u8 reserved5; + u16 sch; + u8 qfmt; + u8 parm; + u8 qdioac1; + u8 sch_class; + u8 pct; + u8 icnt; + u8 reserved7; + u8 ocnt; + u8 reserved8; + u8 mbccnt; + u16 qdioac2; + u64 sch_token; +}; + struct qdio_perf_stats { #ifdef CONFIG_64BIT atomic64_t tl_runs; diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c index 7b0b8190129..a1ab3e3efd1 100644 --- a/drivers/s390/crypto/ap_bus.c +++ b/drivers/s390/crypto/ap_bus.c @@ -45,7 +45,7 @@ static int ap_poll_thread_start(void); static void ap_poll_thread_stop(void); static void ap_request_timeout(unsigned long); -/** +/* * Module description. */ MODULE_AUTHOR("IBM Corporation"); @@ -53,7 +53,7 @@ MODULE_DESCRIPTION("Adjunct Processor Bus driver, " "Copyright 2006 IBM Corporation"); MODULE_LICENSE("GPL"); -/** +/* * Module parameter */ int ap_domain_index = -1; /* Adjunct Processor Domain Index */ @@ -69,7 +69,7 @@ static struct device *ap_root_device = NULL; static DEFINE_SPINLOCK(ap_device_lock); static LIST_HEAD(ap_device_list); -/** +/* * Workqueue & timer for bus rescan. */ static struct workqueue_struct *ap_work_queue; @@ -77,7 +77,7 @@ static struct timer_list ap_config_timer; static int ap_config_time = AP_CONFIG_TIME; static DECLARE_WORK(ap_config_work, ap_scan_bus); -/** +/* * Tasklet & timer for AP request polling. */ static struct timer_list ap_poll_timer = TIMER_INITIALIZER(ap_poll_timeout,0,0); @@ -88,9 +88,9 @@ static struct task_struct *ap_poll_kthread = NULL; static DEFINE_MUTEX(ap_poll_thread_mutex); /** - * Test if ap instructions are available. + * ap_intructions_available() - Test if AP instructions are available. * - * Returns 0 if the ap instructions are installed. + * Returns 0 if the AP instructions are installed. */ static inline int ap_instructions_available(void) { @@ -108,12 +108,12 @@ static inline int ap_instructions_available(void) } /** - * Test adjunct processor queue. - * @qid: the ap queue number - * @queue_depth: pointer to queue depth value - * @device_type: pointer to device type value + * ap_test_queue(): Test adjunct processor queue. + * @qid: The AP queue number + * @queue_depth: Pointer to queue depth value + * @device_type: Pointer to device type value * - * Returns ap queue status structure. + * Returns AP queue status structure. */ static inline struct ap_queue_status ap_test_queue(ap_qid_t qid, int *queue_depth, int *device_type) @@ -130,10 +130,10 @@ ap_test_queue(ap_qid_t qid, int *queue_depth, int *device_type) } /** - * Reset adjunct processor queue. - * @qid: the ap queue number + * ap_reset_queue(): Reset adjunct processor queue. + * @qid: The AP queue number * - * Returns ap queue status structure. + * Returns AP queue status structure. */ static inline struct ap_queue_status ap_reset_queue(ap_qid_t qid) { @@ -148,16 +148,14 @@ static inline struct ap_queue_status ap_reset_queue(ap_qid_t qid) } /** - * Send message to adjunct processor queue. - * @qid: the ap queue number - * @psmid: the program supplied message identifier - * @msg: the message text - * @length: the message length - * - * Returns ap queue status structure. + * __ap_send(): Send message to adjunct processor queue. + * @qid: The AP queue number + * @psmid: The program supplied message identifier + * @msg: The message text + * @length: The message length * + * Returns AP queue status structure. * Condition code 1 on NQAP can't happen because the L bit is 1. - * * Condition code 2 on NQAP also means the send is incomplete, * because a segment boundary was reached. The NQAP is repeated. */ @@ -198,23 +196,20 @@ int ap_send(ap_qid_t qid, unsigned long long psmid, void *msg, size_t length) } EXPORT_SYMBOL(ap_send); -/* - * Receive message from adjunct processor queue. - * @qid: the ap queue number - * @psmid: pointer to program supplied message identifier - * @msg: the message text - * @length: the message length - * - * Returns ap queue status structure. +/** + * __ap_recv(): Receive message from adjunct processor queue. + * @qid: The AP queue number + * @psmid: Pointer to program supplied message identifier + * @msg: The message text + * @length: The message length * + * Returns AP queue status structure. * Condition code 1 on DQAP means the receive has taken place * but only partially. The response is incomplete, hence the * DQAP is repeated. - * * Condition code 2 on DQAP also means the receive is incomplete, * this time because a segment boundary was reached. Again, the * DQAP is repeated. - * * Note that gpr2 is used by the DQAP instruction to keep track of * any 'residual' length, in case the instruction gets interrupted. * Hence it gets zeroed before the instruction. @@ -263,11 +258,12 @@ int ap_recv(ap_qid_t qid, unsigned long long *psmid, void *msg, size_t length) EXPORT_SYMBOL(ap_recv); /** - * Check if an AP queue is available. The test is repeated for - * AP_MAX_RESET times. - * @qid: the ap queue number - * @queue_depth: pointer to queue depth value - * @device_type: pointer to device type value + * ap_query_queue(): Check if an AP queue is available. + * @qid: The AP queue number + * @queue_depth: Pointer to queue depth value + * @device_type: Pointer to device type value + * + * The test is repeated for AP_MAX_RESET times. */ static int ap_query_queue(ap_qid_t qid, int *queue_depth, int *device_type) { @@ -308,8 +304,10 @@ static int ap_query_queue(ap_qid_t qid, int *queue_depth, int *device_type) } /** + * ap_init_queue(): Reset an AP queue. + * @qid: The AP queue number + * * Reset an AP queue and wait for it to become available again. - * @qid: the ap queue number */ static int ap_init_queue(ap_qid_t qid) { @@ -346,7 +344,10 @@ static int ap_init_queue(ap_qid_t qid) } /** - * Arm request timeout if a AP device was idle and a new request is submitted. + * ap_increase_queue_count(): Arm request timeout. + * @ap_dev: Pointer to an AP device. + * + * Arm request timeout if an AP device was idle and a new request is submitted. */ static void ap_increase_queue_count(struct ap_device *ap_dev) { @@ -360,7 +361,10 @@ static void ap_increase_queue_count(struct ap_device *ap_dev) } /** - * AP device is still alive, re-schedule request timeout if there are still + * ap_decrease_queue_count(): Decrease queue count. + * @ap_dev: Pointer to an AP device. + * + * If AP device is still alive, re-schedule request timeout if there are still * pending requests. */ static void ap_decrease_queue_count(struct ap_device *ap_dev) @@ -371,7 +375,7 @@ static void ap_decrease_queue_count(struct ap_device *ap_dev) if (ap_dev->queue_count > 0) mod_timer(&ap_dev->timeout, jiffies + timeout); else - /** + /* * The timeout timer should to be disabled now - since * del_timer_sync() is very expensive, we just tell via the * reset flag to ignore the pending timeout timer. @@ -379,7 +383,7 @@ static void ap_decrease_queue_count(struct ap_device *ap_dev) ap_dev->reset = AP_RESET_IGNORE; } -/** +/* * AP device related attributes. */ static ssize_t ap_hwtype_show(struct device *dev, @@ -433,6 +437,10 @@ static struct attribute_group ap_dev_attr_group = { }; /** + * ap_bus_match() + * @dev: Pointer to device + * @drv: Pointer to device_driver + * * AP bus driver registration/unregistration. */ static int ap_bus_match(struct device *dev, struct device_driver *drv) @@ -441,7 +449,7 @@ static int ap_bus_match(struct device *dev, struct device_driver *drv) struct ap_driver *ap_drv = to_ap_drv(drv); struct ap_device_id *id; - /** + /* * Compare device type of the device with the list of * supported types of the device_driver. */ @@ -455,8 +463,12 @@ static int ap_bus_match(struct device *dev, struct device_driver *drv) } /** - * uevent function for AP devices. It sets up a single environment - * variable DEV_TYPE which contains the hardware device type. + * ap_uevent(): Uevent function for AP devices. + * @dev: Pointer to device + * @env: Pointer to kobj_uevent_env + * + * It sets up a single environment variable DEV_TYPE which contains the + * hardware device type. */ static int ap_uevent (struct device *dev, struct kobj_uevent_env *env) { @@ -500,8 +512,10 @@ static int ap_device_probe(struct device *dev) } /** + * __ap_flush_queue(): Flush requests. + * @ap_dev: Pointer to the AP device + * * Flush all requests from the request/pending queue of an AP device. - * @ap_dev: pointer to the AP device. */ static void __ap_flush_queue(struct ap_device *ap_dev) { @@ -565,7 +579,7 @@ void ap_driver_unregister(struct ap_driver *ap_drv) } EXPORT_SYMBOL(ap_driver_unregister); -/** +/* * AP bus attributes. */ static ssize_t ap_domain_show(struct bus_type *bus, char *buf) @@ -630,14 +644,16 @@ static struct bus_attribute *const ap_bus_attrs[] = { }; /** - * Pick one of the 16 ap domains. + * ap_select_domain(): Select an AP domain. + * + * Pick one of the 16 AP domains. */ static int ap_select_domain(void) { int queue_depth, device_type, count, max_count, best_domain; int rc, i, j; - /** + /* * We want to use a single domain. Either the one specified with * the "domain=" parameter or the domain with the maximum number * of devices. @@ -669,8 +685,10 @@ static int ap_select_domain(void) } /** - * Find the device type if query queue returned a device type of 0. + * ap_probe_device_type(): Find the device type of an AP. * @ap_dev: pointer to the AP device. + * + * Find the device type if query queue returned a device type of 0. */ static int ap_probe_device_type(struct ap_device *ap_dev) { @@ -764,7 +782,11 @@ out: } /** - * Scan the ap bus for new devices. + * __ap_scan_bus(): Scan the AP bus. + * @dev: Pointer to device + * @data: Pointer to data + * + * Scan the AP bus for new devices. */ static int __ap_scan_bus(struct device *dev, void *data) { @@ -867,6 +889,8 @@ ap_config_timeout(unsigned long ptr) } /** + * ap_schedule_poll_timer(): Schedule poll timer. + * * Set up the timer to run the poll tasklet */ static inline void ap_schedule_poll_timer(void) @@ -877,10 +901,11 @@ static inline void ap_schedule_poll_timer(void) } /** - * Receive pending reply messages from an AP device. + * ap_poll_read(): Receive pending reply messages from an AP device. * @ap_dev: pointer to the AP device * @flags: pointer to control flags, bit 2^0 is set if another poll is * required, bit 2^1 is set if the poll timer needs to get armed + * * Returns 0 if the device is still present, -ENODEV if not. */ static int ap_poll_read(struct ap_device *ap_dev, unsigned long *flags) @@ -925,10 +950,11 @@ static int ap_poll_read(struct ap_device *ap_dev, unsigned long *flags) } /** - * Send messages from the request queue to an AP device. + * ap_poll_write(): Send messages from the request queue to an AP device. * @ap_dev: pointer to the AP device * @flags: pointer to control flags, bit 2^0 is set if another poll is * required, bit 2^1 is set if the poll timer needs to get armed + * * Returns 0 if the device is still present, -ENODEV if not. */ static int ap_poll_write(struct ap_device *ap_dev, unsigned long *flags) @@ -968,11 +994,13 @@ static int ap_poll_write(struct ap_device *ap_dev, unsigned long *flags) } /** - * Poll AP device for pending replies and send new messages. If either - * ap_poll_read or ap_poll_write returns -ENODEV unregister the device. + * ap_poll_queue(): Poll AP device for pending replies and send new messages. * @ap_dev: pointer to the bus device * @flags: pointer to control flags, bit 2^0 is set if another poll is * required, bit 2^1 is set if the poll timer needs to get armed + * + * Poll AP device for pending replies and send new messages. If either + * ap_poll_read or ap_poll_write returns -ENODEV unregister the device. * Returns 0. */ static inline int ap_poll_queue(struct ap_device *ap_dev, unsigned long *flags) @@ -986,9 +1014,11 @@ static inline int ap_poll_queue(struct ap_device *ap_dev, unsigned long *flags) } /** - * Queue a message to a device. + * __ap_queue_message(): Queue a message to a device. * @ap_dev: pointer to the AP device * @ap_msg: the message to be queued + * + * Queue a message to a device. Returns 0 if successful. */ static int __ap_queue_message(struct ap_device *ap_dev, struct ap_message *ap_msg) { @@ -1055,12 +1085,14 @@ void ap_queue_message(struct ap_device *ap_dev, struct ap_message *ap_msg) EXPORT_SYMBOL(ap_queue_message); /** + * ap_cancel_message(): Cancel a crypto request. + * @ap_dev: The AP device that has the message queued + * @ap_msg: The message that is to be removed + * * Cancel a crypto request. This is done by removing the request - * from the devive pendingq or requestq queue. Note that the + * from the device pending or request queue. Note that the * request stays on the AP queue. When it finishes the message * reply will be discarded because the psmid can't be found. - * @ap_dev: AP device that has the message queued - * @ap_msg: the message that is to be removed */ void ap_cancel_message(struct ap_device *ap_dev, struct ap_message *ap_msg) { @@ -1082,7 +1114,10 @@ void ap_cancel_message(struct ap_device *ap_dev, struct ap_message *ap_msg) EXPORT_SYMBOL(ap_cancel_message); /** - * AP receive polling for finished AP requests + * ap_poll_timeout(): AP receive polling for finished AP requests. + * @unused: Unused variable. + * + * Schedules the AP tasklet. */ static void ap_poll_timeout(unsigned long unused) { @@ -1090,6 +1125,9 @@ static void ap_poll_timeout(unsigned long unused) } /** + * ap_reset(): Reset a not responding AP device. + * @ap_dev: Pointer to the AP device + * * Reset a not responding AP device and move all requests from the * pending queue to the request queue. */ @@ -1108,11 +1146,6 @@ static void ap_reset(struct ap_device *ap_dev) ap_dev->unregistered = 1; } -/** - * Poll all AP devices on the bus in a round robin fashion. Continue - * polling until bit 2^0 of the control flags is not set. If bit 2^1 - * of the control flags has been set arm the poll timer. - */ static int __ap_poll_all(struct ap_device *ap_dev, unsigned long *flags) { spin_lock(&ap_dev->lock); @@ -1126,6 +1159,14 @@ static int __ap_poll_all(struct ap_device *ap_dev, unsigned long *flags) return 0; } +/** + * ap_poll_all(): Poll all AP devices. + * @dummy: Unused variable + * + * Poll all AP devices on the bus in a round robin fashion. Continue + * polling until bit 2^0 of the control flags is not set. If bit 2^1 + * of the control flags has been set arm the poll timer. + */ static void ap_poll_all(unsigned long dummy) { unsigned long flags; @@ -1144,6 +1185,9 @@ static void ap_poll_all(unsigned long dummy) } /** + * ap_poll_thread(): Thread that polls for finished requests. + * @data: Unused pointer + * * AP bus poll thread. The purpose of this thread is to poll for * finished requests in a loop if there is a "free" cpu - that is * a cpu that doesn't have anything better to do. The polling stops @@ -1213,7 +1257,10 @@ static void ap_poll_thread_stop(void) } /** - * Handling of request timeouts + * ap_request_timeout(): Handling of request timeouts + * @data: Holds the AP device. + * + * Handles request timeouts. */ static void ap_request_timeout(unsigned long data) { @@ -1246,7 +1293,9 @@ static struct reset_call ap_reset_call = { }; /** - * The module initialization code. + * ap_module_init(): The module initialization code. + * + * Initializes the module. */ int __init ap_module_init(void) { @@ -1288,7 +1337,7 @@ int __init ap_module_init(void) if (ap_select_domain() == 0) ap_scan_bus(NULL); - /* Setup the ap bus rescan timer. */ + /* Setup the AP bus rescan timer. */ init_timer(&ap_config_timer); ap_config_timer.function = ap_config_timeout; ap_config_timer.data = 0; @@ -1325,7 +1374,9 @@ static int __ap_match_all(struct device *dev, void *data) } /** - * The module termination code + * ap_modules_exit(): The module termination code + * + * Terminates the module. */ void ap_module_exit(void) { diff --git a/drivers/s390/crypto/ap_bus.h b/drivers/s390/crypto/ap_bus.h index 87c2d644287..c1e1200c43f 100644 --- a/drivers/s390/crypto/ap_bus.h +++ b/drivers/s390/crypto/ap_bus.h @@ -50,6 +50,15 @@ typedef unsigned int ap_qid_t; #define AP_QID_QUEUE(_qid) ((_qid) & 15) /** + * structy ap_queue_status - Holds the AP queue status. + * @queue_empty: Shows if queue is empty + * @replies_waiting: Waiting replies + * @queue_full: Is 1 if the queue is full + * @pad: A 4 bit pad + * @int_enabled: Shows if interrupts are enabled for the AP + * @response_conde: Holds the 8 bit response code + * @pad2: A 16 bit pad + * * The ap queue status word is returned by all three AP functions * (PQAP, NQAP and DQAP). There's a set of flags in the first * byte, followed by a 1 byte response code. @@ -75,7 +84,7 @@ struct ap_queue_status { #define AP_RESPONSE_NO_FIRST_PART 0x13 #define AP_RESPONSE_MESSAGE_TOO_BIG 0x15 -/** +/* * Known device types */ #define AP_DEVICE_TYPE_PCICC 3 @@ -84,7 +93,7 @@ struct ap_queue_status { #define AP_DEVICE_TYPE_CEX2A 6 #define AP_DEVICE_TYPE_CEX2C 7 -/** +/* * AP reset flag states */ #define AP_RESET_IGNORE 0 /* request timeout will be ignored */ @@ -152,7 +161,7 @@ struct ap_message { .dev_type=(dt), \ .match_flags=AP_DEVICE_ID_MATCH_DEVICE_TYPE, -/** +/* * Note: don't use ap_send/ap_recv after using ap_queue_message * for the first time. Otherwise the ap message queue will get * confused. diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index e3625a47a59..4d36e805a23 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -36,10 +36,11 @@ #include <linux/compat.h> #include <asm/atomic.h> #include <asm/uaccess.h> +#include <linux/hw_random.h> #include "zcrypt_api.h" -/** +/* * Module description. */ MODULE_AUTHOR("IBM Corporation"); @@ -52,7 +53,10 @@ static LIST_HEAD(zcrypt_device_list); static int zcrypt_device_count = 0; static atomic_t zcrypt_open_count = ATOMIC_INIT(0); -/** +static int zcrypt_rng_device_add(void); +static void zcrypt_rng_device_remove(void); + +/* * Device attributes common for all crypto devices. */ static ssize_t zcrypt_type_show(struct device *dev, @@ -99,6 +103,9 @@ static struct attribute_group zcrypt_device_attr_group = { }; /** + * __zcrypt_increase_preference(): Increase preference of a crypto device. + * @zdev: Pointer the crypto device + * * Move the device towards the head of the device list. * Need to be called while holding the zcrypt device list lock. * Note: cards with speed_rating of 0 are kept at the end of the list. @@ -125,6 +132,9 @@ static void __zcrypt_increase_preference(struct zcrypt_device *zdev) } /** + * __zcrypt_decrease_preference(): Decrease preference of a crypto device. + * @zdev: Pointer to a crypto device. + * * Move the device towards the tail of the device list. * Need to be called while holding the zcrypt device list lock. * Note: cards with speed_rating of 0 are kept at the end of the list. @@ -198,7 +208,10 @@ void zcrypt_device_free(struct zcrypt_device *zdev) EXPORT_SYMBOL(zcrypt_device_free); /** - * Register a crypto device. + * zcrypt_device_register() - Register a crypto device. + * @zdev: Pointer to a crypto device + * + * Register a crypto device. Returns 0 if successful. */ int zcrypt_device_register(struct zcrypt_device *zdev) { @@ -216,16 +229,37 @@ int zcrypt_device_register(struct zcrypt_device *zdev) __zcrypt_increase_preference(zdev); zcrypt_device_count++; spin_unlock_bh(&zcrypt_device_lock); + if (zdev->ops->rng) { + rc = zcrypt_rng_device_add(); + if (rc) + goto out_unregister; + } + return 0; + +out_unregister: + spin_lock_bh(&zcrypt_device_lock); + zcrypt_device_count--; + list_del_init(&zdev->list); + spin_unlock_bh(&zcrypt_device_lock); + sysfs_remove_group(&zdev->ap_dev->device.kobj, + &zcrypt_device_attr_group); + put_device(&zdev->ap_dev->device); + zcrypt_device_put(zdev); out: return rc; } EXPORT_SYMBOL(zcrypt_device_register); /** + * zcrypt_device_unregister(): Unregister a crypto device. + * @zdev: Pointer to crypto device + * * Unregister a crypto device. */ void zcrypt_device_unregister(struct zcrypt_device *zdev) { + if (zdev->ops->rng) + zcrypt_rng_device_remove(); spin_lock_bh(&zcrypt_device_lock); zcrypt_device_count--; list_del_init(&zdev->list); @@ -238,7 +272,9 @@ void zcrypt_device_unregister(struct zcrypt_device *zdev) EXPORT_SYMBOL(zcrypt_device_unregister); /** - * zcrypt_read is not be supported beyond zcrypt 1.3.1 + * zcrypt_read (): Not supported beyond zcrypt 1.3.1. + * + * This function is not supported beyond zcrypt 1.3.1. */ static ssize_t zcrypt_read(struct file *filp, char __user *buf, size_t count, loff_t *f_pos) @@ -247,6 +283,8 @@ static ssize_t zcrypt_read(struct file *filp, char __user *buf, } /** + * zcrypt_write(): Not allowed. + * * Write is is not allowed */ static ssize_t zcrypt_write(struct file *filp, const char __user *buf, @@ -256,7 +294,9 @@ static ssize_t zcrypt_write(struct file *filp, const char __user *buf, } /** - * Device open/close functions to count number of users. + * zcrypt_open(): Count number of users. + * + * Device open function to count number of users. */ static int zcrypt_open(struct inode *inode, struct file *filp) { @@ -264,13 +304,18 @@ static int zcrypt_open(struct inode *inode, struct file *filp) return 0; } +/** + * zcrypt_release(): Count number of users. + * + * Device close function to count number of users. + */ static int zcrypt_release(struct inode *inode, struct file *filp) { atomic_dec(&zcrypt_open_count); return 0; } -/** +/* * zcrypt ioctls. */ static long zcrypt_rsa_modexpo(struct ica_rsa_modexpo *mex) @@ -280,7 +325,7 @@ static long zcrypt_rsa_modexpo(struct ica_rsa_modexpo *mex) if (mex->outputdatalength < mex->inputdatalength) return -EINVAL; - /** + /* * As long as outputdatalength is big enough, we can set the * outputdatalength equal to the inputdatalength, since that is the * number of bytes we will copy in any case @@ -326,7 +371,7 @@ static long zcrypt_rsa_crt(struct ica_rsa_modexpo_crt *crt) if (crt->outputdatalength < crt->inputdatalength || (crt->inputdatalength & 1)) return -EINVAL; - /** + /* * As long as outputdatalength is big enough, we can set the * outputdatalength equal to the inputdatalength, since that is the * number of bytes we will copy in any case @@ -343,7 +388,7 @@ static long zcrypt_rsa_crt(struct ica_rsa_modexpo_crt *crt) zdev->max_mod_size < crt->inputdatalength) continue; if (zdev->short_crt && crt->inputdatalength > 240) { - /** + /* * Check inputdata for leading zeros for cards * that can't handle np_prime, bp_key, or * u_mult_inv > 128 bytes. @@ -359,7 +404,7 @@ static long zcrypt_rsa_crt(struct ica_rsa_modexpo_crt *crt) copy_from_user(&z3, crt->u_mult_inv, len)) return -EFAULT; copied = 1; - /** + /* * We have to restart device lookup - * the device list may have changed by now. */ @@ -427,6 +472,37 @@ static long zcrypt_send_cprb(struct ica_xcRB *xcRB) return -ENODEV; } +static long zcrypt_rng(char *buffer) +{ + struct zcrypt_device *zdev; + int rc; + + spin_lock_bh(&zcrypt_device_lock); + list_for_each_entry(zdev, &zcrypt_device_list, list) { + if (!zdev->online || !zdev->ops->rng) + continue; + zcrypt_device_get(zdev); + get_device(&zdev->ap_dev->device); + zdev->request_count++; + __zcrypt_decrease_preference(zdev); + if (try_module_get(zdev->ap_dev->drv->driver.owner)) { + spin_unlock_bh(&zcrypt_device_lock); + rc = zdev->ops->rng(zdev, buffer); + spin_lock_bh(&zcrypt_device_lock); + module_put(zdev->ap_dev->drv->driver.owner); + } else + rc = -EAGAIN; + zdev->request_count--; + __zcrypt_increase_preference(zdev); + put_device(&zdev->ap_dev->device); + zcrypt_device_put(zdev); + spin_unlock_bh(&zcrypt_device_lock); + return rc; + } + spin_unlock_bh(&zcrypt_device_lock); + return -ENODEV; +} + static void zcrypt_status_mask(char status[AP_DEVICES]) { struct zcrypt_device *zdev; @@ -514,6 +590,8 @@ static int zcrypt_count_type(int type) } /** + * zcrypt_ica_status(): Old, depracted combi status call. + * * Old, deprecated combi status call. */ static long zcrypt_ica_status(struct file *filp, unsigned long arg) @@ -615,7 +693,7 @@ static long zcrypt_unlocked_ioctl(struct file *filp, unsigned int cmd, (int __user *) arg); case Z90STAT_DOMAIN_INDEX: return put_user(ap_domain_index, (int __user *) arg); - /** + /* * Deprecated ioctls. Don't add another device count ioctl, * you can count them yourself in the user space with the * output of the Z90STAT_STATUS_MASK ioctl. @@ -653,7 +731,7 @@ static long zcrypt_unlocked_ioctl(struct file *filp, unsigned int cmd, } #ifdef CONFIG_COMPAT -/** +/* * ioctl32 conversion routines */ struct compat_ica_rsa_modexpo { @@ -804,7 +882,7 @@ static long zcrypt_compat_ioctl(struct file *filp, unsigned int cmd, } #endif -/** +/* * Misc device file operations. */ static const struct file_operations zcrypt_fops = { @@ -819,7 +897,7 @@ static const struct file_operations zcrypt_fops = { .release = zcrypt_release }; -/** +/* * Misc device. */ static struct miscdevice zcrypt_misc_device = { @@ -828,7 +906,7 @@ static struct miscdevice zcrypt_misc_device = { .fops = &zcrypt_fops, }; -/** +/* * Deprecated /proc entry support. */ static struct proc_dir_entry *zcrypt_entry; @@ -1022,7 +1100,7 @@ static int zcrypt_status_write(struct file *file, const char __user *buffer, } for (j = 0; j < 64 && *ptr; ptr++) { - /** + /* * '0' for no device, '1' for PCICA, '2' for PCICC, * '3' for PCIXCC_MCL2, '4' for PCIXCC_MCL3, * '5' for CEX2C and '6' for CEX2A' @@ -1041,7 +1119,76 @@ out: return count; } +static int zcrypt_rng_device_count; +static u32 *zcrypt_rng_buffer; +static int zcrypt_rng_buffer_index; +static DEFINE_MUTEX(zcrypt_rng_mutex); + +static int zcrypt_rng_data_read(struct hwrng *rng, u32 *data) +{ + int rc; + + /* + * We don't need locking here because the RNG API guarantees serialized + * read method calls. + */ + if (zcrypt_rng_buffer_index == 0) { + rc = zcrypt_rng((char *) zcrypt_rng_buffer); + if (rc < 0) + return -EIO; + zcrypt_rng_buffer_index = rc / sizeof *data; + } + *data = zcrypt_rng_buffer[--zcrypt_rng_buffer_index]; + return sizeof *data; +} + +static struct hwrng zcrypt_rng_dev = { + .name = "zcrypt", + .data_read = zcrypt_rng_data_read, +}; + +static int zcrypt_rng_device_add(void) +{ + int rc = 0; + + mutex_lock(&zcrypt_rng_mutex); + if (zcrypt_rng_device_count == 0) { + zcrypt_rng_buffer = (u32 *) get_zeroed_page(GFP_KERNEL); + if (!zcrypt_rng_buffer) { + rc = -ENOMEM; + goto out; + } + zcrypt_rng_buffer_index = 0; + rc = hwrng_register(&zcrypt_rng_dev); + if (rc) + goto out_free; + zcrypt_rng_device_count = 1; + } else + zcrypt_rng_device_count++; + mutex_unlock(&zcrypt_rng_mutex); + return 0; + +out_free: + free_page((unsigned long) zcrypt_rng_buffer); +out: + mutex_unlock(&zcrypt_rng_mutex); + return rc; +} + +static void zcrypt_rng_device_remove(void) +{ + mutex_lock(&zcrypt_rng_mutex); + zcrypt_rng_device_count--; + if (zcrypt_rng_device_count == 0) { + hwrng_unregister(&zcrypt_rng_dev); + free_page((unsigned long) zcrypt_rng_buffer); + } + mutex_unlock(&zcrypt_rng_mutex); +} + /** + * zcrypt_api_init(): Module initialization. + * * The module initialization code. */ int __init zcrypt_api_init(void) @@ -1076,6 +1223,8 @@ out: } /** + * zcrypt_api_exit(): Module termination. + * * The module termination code. */ void zcrypt_api_exit(void) diff --git a/drivers/s390/crypto/zcrypt_api.h b/drivers/s390/crypto/zcrypt_api.h index de4877ee618..5c6e222b2ac 100644 --- a/drivers/s390/crypto/zcrypt_api.h +++ b/drivers/s390/crypto/zcrypt_api.h @@ -43,17 +43,17 @@ #define DEV_NAME "zcrypt" #define PRINTK(fmt, args...) \ - printk(KERN_DEBUG DEV_NAME ": %s -> " fmt, __FUNCTION__ , ## args) + printk(KERN_DEBUG DEV_NAME ": %s -> " fmt, __func__ , ## args) #define PRINTKN(fmt, args...) \ printk(KERN_DEBUG DEV_NAME ": " fmt, ## args) #define PRINTKW(fmt, args...) \ - printk(KERN_WARNING DEV_NAME ": %s -> " fmt, __FUNCTION__ , ## args) + printk(KERN_WARNING DEV_NAME ": %s -> " fmt, __func__ , ## args) #define PRINTKC(fmt, args...) \ - printk(KERN_CRIT DEV_NAME ": %s -> " fmt, __FUNCTION__ , ## args) + printk(KERN_CRIT DEV_NAME ": %s -> " fmt, __func__ , ## args) #ifdef ZCRYPT_DEBUG #define PDEBUG(fmt, args...) \ - printk(KERN_DEBUG DEV_NAME ": %s -> " fmt, __FUNCTION__ , ## args) + printk(KERN_DEBUG DEV_NAME ": %s -> " fmt, __func__ , ## args) #else #define PDEBUG(fmt, args...) do {} while (0) #endif @@ -100,6 +100,13 @@ struct ica_z90_status { #define ZCRYPT_CEX2C 5 #define ZCRYPT_CEX2A 6 +/** + * Large random numbers are pulled in 4096 byte chunks from the crypto cards + * and stored in a page. Be carefull when increasing this buffer due to size + * limitations for AP requests. + */ +#define ZCRYPT_RNG_BUFFER_SIZE 4096 + struct zcrypt_device; struct zcrypt_ops { @@ -107,6 +114,7 @@ struct zcrypt_ops { long (*rsa_modexpo_crt)(struct zcrypt_device *, struct ica_rsa_modexpo_crt *); long (*send_cprb)(struct zcrypt_device *, struct ica_xcRB *); + long (*rng)(struct zcrypt_device *, char *); }; struct zcrypt_device { diff --git a/drivers/s390/crypto/zcrypt_cca_key.h b/drivers/s390/crypto/zcrypt_cca_key.h index 8dbcf0eef3e..ed82f2f59b1 100644 --- a/drivers/s390/crypto/zcrypt_cca_key.h +++ b/drivers/s390/crypto/zcrypt_cca_key.h @@ -174,7 +174,7 @@ static inline int zcrypt_type6_mex_key_de(struct ica_rsa_modexpo *mex, key->pvtMeHdr = static_pvt_me_hdr; key->pvtMeSec = static_pvt_me_sec; key->pubMeSec = static_pub_me_sec; - /** + /* * In a private key, the modulus doesn't appear in the public * section. So, an arbitrary public exponent of 0x010001 will be * used. @@ -338,7 +338,7 @@ static inline int zcrypt_type6_crt_key(struct ica_rsa_modexpo_crt *crt, pub = (struct cca_public_sec *)(key->key_parts + key_len); *pub = static_cca_pub_sec; pub->modulus_bit_len = 8 * crt->inputdatalength; - /** + /* * In a private key, the modulus doesn't appear in the public * section. So, an arbitrary public exponent of 0x010001 will be * used. diff --git a/drivers/s390/crypto/zcrypt_error.h b/drivers/s390/crypto/zcrypt_error.h index 2cb616ba8be..3e27fe77d20 100644 --- a/drivers/s390/crypto/zcrypt_error.h +++ b/drivers/s390/crypto/zcrypt_error.h @@ -108,7 +108,7 @@ static inline int convert_error(struct zcrypt_device *zdev, return -EINVAL; case REP82_ERROR_MESSAGE_TYPE: // REP88_ERROR_MESSAGE_TYPE // '20' CEX2A - /** + /* * To sent a message of the wrong type is a bug in the * device driver. Warn about it, disable the device * and then repeat the request. diff --git a/drivers/s390/crypto/zcrypt_pcicc.c b/drivers/s390/crypto/zcrypt_pcicc.c index d6d59bf9ac3..17ea56ce1c1 100644 --- a/drivers/s390/crypto/zcrypt_pcicc.c +++ b/drivers/s390/crypto/zcrypt_pcicc.c @@ -42,7 +42,7 @@ #define PCICC_MAX_MOD_SIZE_OLD 128 /* 1024 bits */ #define PCICC_MAX_MOD_SIZE 256 /* 2048 bits */ -/** +/* * PCICC cards need a speed rating of 0. This keeps them at the end of * the zcrypt device list (see zcrypt_api.c). PCICC cards are only * used if no other cards are present because they are slow and can only @@ -388,7 +388,7 @@ static int convert_type86(struct zcrypt_device *zdev, reply_len = le16_to_cpu(msg->length) - 2; if (reply_len > outputdatalength) return -EINVAL; - /** + /* * For all encipher requests, the length of the ciphertext (reply_len) * will always equal the modulus length. For MEX decipher requests * the output needs to get padded. Minimum pad size is 10. diff --git a/drivers/s390/crypto/zcrypt_pcixcc.c b/drivers/s390/crypto/zcrypt_pcixcc.c index 70b9ddc8cf9..0bc9b3188e6 100644 --- a/drivers/s390/crypto/zcrypt_pcixcc.c +++ b/drivers/s390/crypto/zcrypt_pcixcc.c @@ -356,6 +356,55 @@ static int XCRB_msg_to_type6CPRB_msgX(struct zcrypt_device *zdev, } /** + * Prepare a type6 CPRB message for random number generation + * + * @ap_dev: AP device pointer + * @ap_msg: pointer to AP message + */ +static void rng_type6CPRB_msgX(struct ap_device *ap_dev, + struct ap_message *ap_msg, + unsigned random_number_length) +{ + struct { + struct type6_hdr hdr; + struct CPRBX cprbx; + char function_code[2]; + short int rule_length; + char rule[8]; + short int verb_length; + short int key_length; + } __attribute__((packed)) *msg = ap_msg->message; + static struct type6_hdr static_type6_hdrX = { + .type = 0x06, + .offset1 = 0x00000058, + .agent_id = {'C', 'A'}, + .function_code = {'R', 'L'}, + .ToCardLen1 = sizeof *msg - sizeof(msg->hdr), + .FromCardLen1 = sizeof *msg - sizeof(msg->hdr), + }; + static struct CPRBX static_cprbx = { + .cprb_len = 0x00dc, + .cprb_ver_id = 0x02, + .func_id = {0x54, 0x32}, + .req_parml = sizeof *msg - sizeof(msg->hdr) - + sizeof(msg->cprbx), + .rpl_msgbl = sizeof *msg - sizeof(msg->hdr), + }; + + msg->hdr = static_type6_hdrX; + msg->hdr.FromCardLen2 = random_number_length, + msg->cprbx = static_cprbx; + msg->cprbx.rpl_datal = random_number_length, + msg->cprbx.domain = AP_QID_QUEUE(ap_dev->qid); + memcpy(msg->function_code, msg->hdr.function_code, 0x02); + msg->rule_length = 0x0a; + memcpy(msg->rule, "RANDOM ", 8); + msg->verb_length = 0x02; + msg->key_length = 0x02; + ap_msg->length = sizeof *msg; +} + +/** * Copy results from a type 86 ICA reply message back to user space. * * @zdev: crypto device pointer @@ -452,7 +501,7 @@ static int convert_type86_ica(struct zcrypt_device *zdev, reply_len = msg->length - 2; if (reply_len > outputdatalength) return -EINVAL; - /** + /* * For all encipher requests, the length of the ciphertext (reply_len) * will always equal the modulus length. For MEX decipher requests * the output needs to get padded. Minimum pad size is 10. @@ -509,6 +558,26 @@ static int convert_type86_xcrb(struct zcrypt_device *zdev, return 0; } +static int convert_type86_rng(struct zcrypt_device *zdev, + struct ap_message *reply, + char *buffer) +{ + struct { + struct type86_hdr hdr; + struct type86_fmt2_ext fmt2; + struct CPRBX cprbx; + } __attribute__((packed)) *msg = reply->message; + char *data = reply->message; + + if (msg->cprbx.ccp_rtcode != 0 || msg->cprbx.ccp_rscode != 0) { + PDEBUG("RNG response error on PCIXCC/CEX2C rc=%hu/rs=%hu\n", + rc, rs); + return -EINVAL; + } + memcpy(buffer, data + msg->fmt2.offset2, msg->fmt2.count2); + return msg->fmt2.count2; +} + static int convert_response_ica(struct zcrypt_device *zdev, struct ap_message *reply, char __user *outputdata, @@ -567,6 +636,31 @@ static int convert_response_xcrb(struct zcrypt_device *zdev, } } +static int convert_response_rng(struct zcrypt_device *zdev, + struct ap_message *reply, + char *data) +{ + struct type86x_reply *msg = reply->message; + + switch (msg->hdr.type) { + case TYPE82_RSP_CODE: + case TYPE88_RSP_CODE: + return -EINVAL; + case TYPE86_RSP_CODE: + if (msg->hdr.reply_code) + return -EINVAL; + if (msg->cprbx.cprb_ver_id == 0x02) + return convert_type86_rng(zdev, reply, data); + /* no break, incorrect cprb version is an unknown response */ + default: /* Unknown response type, this should NEVER EVER happen */ + PRINTK("Unrecognized Message Header: %08x%08x\n", + *(unsigned int *) reply->message, + *(unsigned int *) (reply->message+4)); + zdev->online = 0; + return -EAGAIN; /* repeat the request on a different device. */ + } +} + /** * This function is called from the AP bus code after a crypto request * "msg" has finished with the reply message "reply". @@ -736,6 +830,42 @@ out_free: } /** + * The request distributor calls this function if it picked the PCIXCC/CEX2C + * device to generate random data. + * @zdev: pointer to zcrypt_device structure that identifies the + * PCIXCC/CEX2C device to the request distributor + * @buffer: pointer to a memory page to return random data + */ + +static long zcrypt_pcixcc_rng(struct zcrypt_device *zdev, + char *buffer) +{ + struct ap_message ap_msg; + struct response_type resp_type = { + .type = PCIXCC_RESPONSE_TYPE_XCRB, + }; + int rc; + + ap_msg.message = kmalloc(PCIXCC_MAX_XCRB_MESSAGE_SIZE, GFP_KERNEL); + if (!ap_msg.message) + return -ENOMEM; + ap_msg.psmid = (((unsigned long long) current->pid) << 32) + + atomic_inc_return(&zcrypt_step); + ap_msg.private = &resp_type; + rng_type6CPRB_msgX(zdev->ap_dev, &ap_msg, ZCRYPT_RNG_BUFFER_SIZE); + init_completion(&resp_type.work); + ap_queue_message(zdev->ap_dev, &ap_msg); + rc = wait_for_completion_interruptible(&resp_type.work); + if (rc == 0) + rc = convert_response_rng(zdev, &ap_msg, buffer); + else + /* Signal pending. */ + ap_cancel_message(zdev->ap_dev, &ap_msg); + kfree(ap_msg.message); + return rc; +} + +/** * The crypto operations for a PCIXCC/CEX2C card. */ static struct zcrypt_ops zcrypt_pcixcc_ops = { @@ -744,6 +874,13 @@ static struct zcrypt_ops zcrypt_pcixcc_ops = { .send_cprb = zcrypt_pcixcc_send_cprb, }; +static struct zcrypt_ops zcrypt_pcixcc_with_rng_ops = { + .rsa_modexpo = zcrypt_pcixcc_modexpo, + .rsa_modexpo_crt = zcrypt_pcixcc_modexpo_crt, + .send_cprb = zcrypt_pcixcc_send_cprb, + .rng = zcrypt_pcixcc_rng, +}; + /** * Micro-code detection function. Its sends a message to a pcixcc card * to find out the microcode level. @@ -859,6 +996,58 @@ out_free: } /** + * Large random number detection function. Its sends a message to a pcixcc + * card to find out if large random numbers are supported. + * @ap_dev: pointer to the AP device. + * + * Returns 1 if large random numbers are supported, 0 if not and < 0 on error. + */ +static int zcrypt_pcixcc_rng_supported(struct ap_device *ap_dev) +{ + struct ap_message ap_msg; + unsigned long long psmid; + struct { + struct type86_hdr hdr; + struct type86_fmt2_ext fmt2; + struct CPRBX cprbx; + } __attribute__((packed)) *reply; + int rc, i; + + ap_msg.message = (void *) get_zeroed_page(GFP_KERNEL); + if (!ap_msg.message) + return -ENOMEM; + + rng_type6CPRB_msgX(ap_dev, &ap_msg, 4); + rc = ap_send(ap_dev->qid, 0x0102030405060708ULL, ap_msg.message, + ap_msg.length); + if (rc) + goto out_free; + + /* Wait for the test message to complete. */ + for (i = 0; i < 2 * HZ; i++) { + msleep(1000 / HZ); + rc = ap_recv(ap_dev->qid, &psmid, ap_msg.message, 4096); + if (rc == 0 && psmid == 0x0102030405060708ULL) + break; + } + + if (i >= 2 * HZ) { + /* Got no answer. */ + rc = -ENODEV; + goto out_free; + } + + reply = ap_msg.message; + if (reply->cprbx.ccp_rtcode == 0 && reply->cprbx.ccp_rscode == 0) + rc = 1; + else + rc = 0; +out_free: + free_page((unsigned long) ap_msg.message); + return rc; +} + +/** * Probe function for PCIXCC/CEX2C cards. It always accepts the AP device * since the bus_match already checked the hardware type. The PCIXCC * cards come in two flavours: micro code level 2 and micro code level 3. @@ -874,7 +1063,6 @@ static int zcrypt_pcixcc_probe(struct ap_device *ap_dev) if (!zdev) return -ENOMEM; zdev->ap_dev = ap_dev; - zdev->ops = &zcrypt_pcixcc_ops; zdev->online = 1; if (ap_dev->device_type == AP_DEVICE_TYPE_PCIXCC) { rc = zcrypt_pcixcc_mcl(ap_dev); @@ -901,6 +1089,15 @@ static int zcrypt_pcixcc_probe(struct ap_device *ap_dev) zdev->min_mod_size = PCIXCC_MIN_MOD_SIZE; zdev->max_mod_size = PCIXCC_MAX_MOD_SIZE; } + rc = zcrypt_pcixcc_rng_supported(ap_dev); + if (rc < 0) { + zcrypt_device_free(zdev); + return rc; + } + if (rc) + zdev->ops = &zcrypt_pcixcc_with_rng_ops; + else + zdev->ops = &zcrypt_pcixcc_ops; ap_dev->reply = &zdev->reply; ap_dev->private = zdev; rc = zcrypt_device_register(zdev); diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c index d8a5c229c5a..04a1d7bf678 100644 --- a/drivers/s390/net/claw.c +++ b/drivers/s390/net/claw.c @@ -299,7 +299,7 @@ claw_probe(struct ccwgroup_device *cgdev) struct claw_privbk *privptr=NULL; #ifdef FUNCTRACE - printk(KERN_INFO "%s Enter\n",__FUNCTION__); + printk(KERN_INFO "%s Enter\n",__func__); #endif CLAW_DBF_TEXT(2,setup,"probe"); if (!get_device(&cgdev->dev)) @@ -313,7 +313,7 @@ claw_probe(struct ccwgroup_device *cgdev) probe_error(cgdev); put_device(&cgdev->dev); printk(KERN_WARNING "Out of memory %s %s Exit Line %d \n", - cgdev->cdev[0]->dev.bus_id,__FUNCTION__,__LINE__); + cgdev->cdev[0]->dev.bus_id,__func__,__LINE__); CLAW_DBF_TEXT_(2,setup,"probex%d",-ENOMEM); return -ENOMEM; } @@ -323,7 +323,7 @@ claw_probe(struct ccwgroup_device *cgdev) probe_error(cgdev); put_device(&cgdev->dev); printk(KERN_WARNING "Out of memory %s %s Exit Line %d \n", - cgdev->cdev[0]->dev.bus_id,__FUNCTION__,__LINE__); + cgdev->cdev[0]->dev.bus_id,__func__,__LINE__); CLAW_DBF_TEXT_(2,setup,"probex%d",-ENOMEM); return -ENOMEM; } @@ -340,7 +340,7 @@ claw_probe(struct ccwgroup_device *cgdev) probe_error(cgdev); put_device(&cgdev->dev); printk(KERN_WARNING "add_files failed %s %s Exit Line %d \n", - cgdev->cdev[0]->dev.bus_id,__FUNCTION__,__LINE__); + cgdev->cdev[0]->dev.bus_id,__func__,__LINE__); CLAW_DBF_TEXT_(2,setup,"probex%d",rc); return rc; } @@ -351,7 +351,7 @@ claw_probe(struct ccwgroup_device *cgdev) cgdev->dev.driver_data = privptr; #ifdef FUNCTRACE printk(KERN_INFO "claw:%s exit on line %d, " - "rc = 0\n",__FUNCTION__,__LINE__); + "rc = 0\n",__func__,__LINE__); #endif CLAW_DBF_TEXT(2,setup,"prbext 0"); @@ -371,7 +371,7 @@ claw_tx(struct sk_buff *skb, struct net_device *dev) struct chbk *p_ch; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s enter\n",dev->name,__func__); #endif CLAW_DBF_TEXT(4,trace,"claw_tx"); p_ch=&privptr->channel[WRITE]; @@ -381,7 +381,7 @@ claw_tx(struct sk_buff *skb, struct net_device *dev) privptr->stats.tx_dropped++; #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() exit on line %d, rc = EIO\n", - dev->name,__FUNCTION__, __LINE__); + dev->name,__func__, __LINE__); #endif CLAW_DBF_TEXT_(2,trace,"clawtx%d",-EIO); return -EIO; @@ -398,7 +398,7 @@ claw_tx(struct sk_buff *skb, struct net_device *dev) spin_unlock_irqrestore(get_ccwdev_lock(p_ch->cdev), saveflags); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s exit on line %d, rc = %d\n", - dev->name, __FUNCTION__, __LINE__, rc); + dev->name, __func__, __LINE__, rc); #endif CLAW_DBF_TEXT_(4,trace,"clawtx%d",rc); return rc; @@ -460,7 +460,7 @@ claw_pack_skb(struct claw_privbk *privptr) #ifdef IOTRACE printk(KERN_INFO "%s: %s() Packed %d len %d\n", p_env->ndev->name, - __FUNCTION__,pkt_cnt,new_skb->len); + __func__,pkt_cnt,new_skb->len); #endif } CLAW_DBF_TEXT(4,trace,"PackSKBx"); @@ -478,7 +478,7 @@ claw_change_mtu(struct net_device *dev, int new_mtu) struct claw_privbk *privptr=dev->priv; int buff_size; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__); #endif #ifdef DEBUGMSG printk(KERN_INFO "variable dev =\n"); @@ -491,14 +491,14 @@ claw_change_mtu(struct net_device *dev, int new_mtu) #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d, rc=EINVAL\n", dev->name, - __FUNCTION__, __LINE__); + __func__, __LINE__); #endif return -EINVAL; } dev->mtu = new_mtu; #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n",dev->name, - __FUNCTION__, __LINE__); + __func__, __LINE__); #endif return 0; } /* end of claw_change_mtu */ @@ -522,7 +522,7 @@ claw_open(struct net_device *dev) struct ccwbk *p_buf; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__); #endif CLAW_DBF_TEXT(4,trace,"open"); if (!dev || (dev->name[0] == 0x00)) { @@ -537,7 +537,7 @@ claw_open(struct net_device *dev) if (rc) { printk(KERN_INFO "%s:%s Exit on line %d, rc=ENOMEM\n", dev->name, - __FUNCTION__, __LINE__); + __func__, __LINE__); CLAW_DBF_TEXT(2,trace,"openmem"); return -ENOMEM; } @@ -661,7 +661,7 @@ claw_open(struct net_device *dev) claw_clear_busy(dev); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d, rc=EIO\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(2,trace,"open EIO"); return -EIO; @@ -673,7 +673,7 @@ claw_open(struct net_device *dev) #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d, rc=0\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"openok"); return 0; @@ -696,7 +696,7 @@ claw_irq_handler(struct ccw_device *cdev, #ifdef FUNCTRACE - printk(KERN_INFO "%s enter \n",__FUNCTION__); + printk(KERN_INFO "%s enter \n",__func__); #endif CLAW_DBF_TEXT(4,trace,"clawirq"); /* Bypass all 'unsolicited interrupts' */ @@ -706,7 +706,7 @@ claw_irq_handler(struct ccw_device *cdev, cdev->dev.bus_id,irb->scsw.cstat, irb->scsw.dstat); #ifdef FUNCTRACE printk(KERN_INFO "claw: %s() " - "exit on line %d\n",__FUNCTION__,__LINE__); + "exit on line %d\n",__func__,__LINE__); #endif CLAW_DBF_TEXT(2,trace,"badirq"); return; @@ -752,7 +752,7 @@ claw_irq_handler(struct ccw_device *cdev, #endif #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(2,trace,"chanchk"); /* return; */ @@ -777,7 +777,7 @@ claw_irq_handler(struct ccw_device *cdev, (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) { #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return; } @@ -788,7 +788,7 @@ claw_irq_handler(struct ccw_device *cdev, #endif #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"stop"); return; @@ -804,7 +804,7 @@ claw_irq_handler(struct ccw_device *cdev, (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) { #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"haltio"); return; @@ -838,7 +838,7 @@ claw_irq_handler(struct ccw_device *cdev, #endif #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"haltio"); return; @@ -858,7 +858,7 @@ claw_irq_handler(struct ccw_device *cdev, } #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"notrdy"); return; @@ -874,7 +874,7 @@ claw_irq_handler(struct ccw_device *cdev, } #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"PCI_read"); return; @@ -885,7 +885,7 @@ claw_irq_handler(struct ccw_device *cdev, (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) { #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"SPend_rd"); return; @@ -906,7 +906,7 @@ claw_irq_handler(struct ccw_device *cdev, #endif #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"RdIRQXit"); return; @@ -929,7 +929,7 @@ claw_irq_handler(struct ccw_device *cdev, } #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"rstrtwrt"); return; @@ -946,7 +946,7 @@ claw_irq_handler(struct ccw_device *cdev, (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) { #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"writeUE"); return; @@ -969,7 +969,7 @@ claw_irq_handler(struct ccw_device *cdev, #endif #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"StWtExit"); return; @@ -978,7 +978,7 @@ claw_irq_handler(struct ccw_device *cdev, "state=%d\n",dev->name,p_ch->claw_state); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(2,trace,"badIRQ"); return; @@ -1001,7 +1001,7 @@ claw_irq_tasklet ( unsigned long data ) p_ch = (struct chbk *) data; dev = (struct net_device *)p_ch->ndev; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__); #endif #ifdef DEBUGMSG printk(KERN_INFO "%s: variable p_ch =\n",dev->name); @@ -1021,7 +1021,7 @@ claw_irq_tasklet ( unsigned long data ) CLAW_DBF_TEXT(4,trace,"TskletXt"); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return; } /* end of claw_irq_bh */ @@ -1048,7 +1048,7 @@ claw_release(struct net_device *dev) if (!privptr) return 0; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__); #endif CLAW_DBF_TEXT(4,trace,"release"); #ifdef DEBUGMSG @@ -1090,7 +1090,7 @@ claw_release(struct net_device *dev) if(privptr->buffs_alloc != 1) { #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"none2fre"); return 0; @@ -1171,7 +1171,7 @@ claw_release(struct net_device *dev) } #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"rlsexit"); return 0; @@ -1192,7 +1192,7 @@ claw_write_retry ( struct chbk *p_ch ) #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__); printk(KERN_INFO "claw: variable p_ch =\n"); dumpit((char *) p_ch, sizeof(struct chbk)); #endif @@ -1200,20 +1200,20 @@ claw_write_retry ( struct chbk *p_ch ) if (p_ch->claw_state == CLAW_STOP) { #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return; } #ifdef DEBUGMSG printk( KERN_INFO "%s:%s state-%02x\n" , dev->name, - __FUNCTION__, + __func__, p_ch->claw_state); #endif claw_strt_out_IO( dev ); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"rtry_xit"); return; @@ -1235,7 +1235,7 @@ claw_write_next ( struct chbk * p_ch ) int rc; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter \n",p_ch->ndev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter \n",p_ch->ndev->name,__func__); printk(KERN_INFO "%s: variable p_ch =\n",p_ch->ndev->name); dumpit((char *) p_ch, sizeof(struct chbk)); #endif @@ -1262,7 +1262,7 @@ claw_write_next ( struct chbk * p_ch ) #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return; } /* end of claw_write_next */ @@ -1276,7 +1276,7 @@ static void claw_timer ( struct chbk * p_ch ) { #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Entry\n",p_ch->ndev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Entry\n",p_ch->ndev->name,__func__); printk(KERN_INFO "%s: variable p_ch =\n",p_ch->ndev->name); dumpit((char *) p_ch, sizeof(struct chbk)); #endif @@ -1285,7 +1285,7 @@ claw_timer ( struct chbk * p_ch ) wake_up(&p_ch->wait); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - p_ch->ndev->name,__FUNCTION__,__LINE__); + p_ch->ndev->name,__func__,__LINE__); #endif return; } /* end of claw_timer */ @@ -1312,7 +1312,7 @@ pages_to_order_of_mag(int num_of_pages) int order_of_mag=1; /* assume 2 pages */ int nump=2; #ifdef FUNCTRACE - printk(KERN_INFO "%s Enter pages = %d \n",__FUNCTION__,num_of_pages); + printk(KERN_INFO "%s Enter pages = %d \n",__func__,num_of_pages); #endif CLAW_DBF_TEXT_(5,trace,"pages%d",num_of_pages); if (num_of_pages == 1) {return 0; } /* magnitude of 0 = 1 page */ @@ -1327,7 +1327,7 @@ pages_to_order_of_mag(int num_of_pages) if (order_of_mag > 9) { order_of_mag = 9; } /* I know it's paranoid */ #ifdef FUNCTRACE printk(KERN_INFO "%s Exit on line %d, order = %d\n", - __FUNCTION__,__LINE__, order_of_mag); + __func__,__LINE__, order_of_mag); #endif CLAW_DBF_TEXT_(5,trace,"mag%d",order_of_mag); return order_of_mag; @@ -1349,7 +1349,7 @@ add_claw_reads(struct net_device *dev, struct ccwbk* p_first, struct ccwbk* p_buf; #endif #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__); #endif #ifdef DEBUGMSG printk(KERN_INFO "dev\n"); @@ -1369,7 +1369,7 @@ add_claw_reads(struct net_device *dev, struct ccwbk* p_first, if ( p_first==NULL) { #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"addexit"); return 0; @@ -1400,9 +1400,9 @@ add_claw_reads(struct net_device *dev, struct ccwbk* p_first, if ( privptr-> p_read_active_first ==NULL ) { #ifdef DEBUGMSG printk(KERN_INFO "%s:%s p_read_active_first == NULL \n", - dev->name,__FUNCTION__); + dev->name,__func__); printk(KERN_INFO "%s:%s Read active first/last changed \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif privptr-> p_read_active_first= p_first; /* set new first */ privptr-> p_read_active_last = p_last; /* set new last */ @@ -1411,7 +1411,7 @@ add_claw_reads(struct net_device *dev, struct ccwbk* p_first, #ifdef DEBUGMSG printk(KERN_INFO "%s:%s Read in progress \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif /* set up TIC ccw */ temp_ccw.cda= (__u32)__pa(&p_first->read); @@ -1450,15 +1450,15 @@ add_claw_reads(struct net_device *dev, struct ccwbk* p_first, privptr->p_read_active_last=p_last; } /* end of if ( privptr-> p_read_active_first ==NULL) */ #ifdef IOTRACE - printk(KERN_INFO "%s:%s dump p_last CCW BK \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s dump p_last CCW BK \n",dev->name,__func__); dumpit((char *)p_last, sizeof(struct ccwbk)); - printk(KERN_INFO "%s:%s dump p_end CCW BK \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s dump p_end CCW BK \n",dev->name,__func__); dumpit((char *)p_end, sizeof(struct endccw)); - printk(KERN_INFO "%s:%s dump p_first CCW BK \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s dump p_first CCW BK \n",dev->name,__func__); dumpit((char *)p_first, sizeof(struct ccwbk)); printk(KERN_INFO "%s:%s Dump Active CCW chain \n", - dev->name,__FUNCTION__); + dev->name,__func__); p_buf=privptr->p_read_active_first; while (p_buf!=NULL) { dumpit((char *)p_buf, sizeof(struct ccwbk)); @@ -1467,7 +1467,7 @@ add_claw_reads(struct net_device *dev, struct ccwbk* p_first, #endif #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"addexit"); return 0; @@ -1483,7 +1483,7 @@ ccw_check_return_code(struct ccw_device *cdev, int return_code) { #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() > enter \n", - cdev->dev.bus_id,__FUNCTION__); + cdev->dev.bus_id,__func__); #endif CLAW_DBF_TEXT(4,trace,"ccwret"); #ifdef DEBUGMSG @@ -1516,7 +1516,7 @@ ccw_check_return_code(struct ccw_device *cdev, int return_code) } #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() > exit on line %d\n", - cdev->dev.bus_id,__FUNCTION__,__LINE__); + cdev->dev.bus_id,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"ccwret"); } /* end of ccw_check_return_code */ @@ -1531,7 +1531,7 @@ ccw_check_unit_check(struct chbk * p_ch, unsigned char sense ) struct net_device *dev = p_ch->ndev; #ifdef FUNCTRACE - printk(KERN_INFO "%s: %s() > enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s: %s() > enter\n",dev->name,__func__); #endif #ifdef DEBUGMSG printk(KERN_INFO "%s: variable dev =\n",dev->name); @@ -1578,7 +1578,7 @@ ccw_check_unit_check(struct chbk * p_ch, unsigned char sense ) #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif } /* end of ccw_check_unit_check */ @@ -1706,7 +1706,7 @@ find_link(struct net_device *dev, char *host_name, char *ws_name ) int rc=0; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s > enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s > enter \n",dev->name,__func__); #endif CLAW_DBF_TEXT(2,setup,"findlink"); #ifdef DEBUGMSG @@ -1739,7 +1739,7 @@ find_link(struct net_device *dev, char *host_name, char *ws_name ) #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return 0; } /* end of find_link */ @@ -1773,7 +1773,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid) struct ccwbk *p_buf; #endif #ifdef FUNCTRACE - printk(KERN_INFO "%s: %s() > enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s: %s() > enter\n",dev->name,__func__); #endif CLAW_DBF_TEXT(4,trace,"hw_tx"); #ifdef DEBUGMSG @@ -1787,7 +1787,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid) p_ch=(struct chbk *)&privptr->channel[WRITE]; p_env =privptr->p_env; #ifdef IOTRACE - printk(KERN_INFO "%s: %s() dump sk_buff \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s: %s() dump sk_buff \n",dev->name,__func__); dumpit((char *)skb ,sizeof(struct sk_buff)); #endif claw_free_wrt_buf(dev); /* Clean up free chain if posible */ @@ -1877,7 +1877,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid) while (len_of_data > 0) { #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() length-of-data is %ld \n", - dev->name ,__FUNCTION__,len_of_data); + dev->name ,__func__,len_of_data); dumpit((char *)pDataAddress ,64); #endif p_this_ccw=privptr->p_write_free_chain; /* get a block */ @@ -1913,7 +1913,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid) p_last_ccw=p_this_ccw; /* save new last block */ #ifdef IOTRACE printk(KERN_INFO "%s: %s() > CCW and Buffer %ld bytes long \n", - dev->name,__FUNCTION__,bytesInThisBuffer); + dev->name,__func__,bytesInThisBuffer); dumpit((char *)p_this_ccw, sizeof(struct ccwbk)); dumpit((char *)p_this_ccw->p_buffer, 64); #endif @@ -1998,7 +1998,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid) #ifdef IOTRACE printk(KERN_INFO "%s: %s() > Dump Active CCW chain \n", - dev->name,__FUNCTION__); + dev->name,__func__); p_buf=privptr->p_write_active_first; while (p_buf!=NULL) { dumpit((char *)p_buf, sizeof(struct ccwbk)); @@ -2018,7 +2018,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid) /* if write free count is zero , set NOBUFFER */ #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() > free_count is %d\n", - dev->name,__FUNCTION__, + dev->name,__func__, (int) privptr->write_free_count ); #endif if (privptr->write_free_count==0) { @@ -2029,7 +2029,7 @@ Done2: Done: #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() > exit on line %d, rc = %d \n", - dev->name,__FUNCTION__,__LINE__, rc); + dev->name,__func__,__LINE__, rc); #endif return(rc); } /* end of claw_hw_tx */ @@ -2063,7 +2063,7 @@ init_ccw_bk(struct net_device *dev) addr_t real_TIC_address; int i,j; #ifdef FUNCTRACE - printk(KERN_INFO "%s: %s() enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s: %s() enter \n",dev->name,__func__); #endif CLAW_DBF_TEXT(4,trace,"init_ccw"); #ifdef DEBUGMSG @@ -2097,15 +2097,15 @@ init_ccw_bk(struct net_device *dev) #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() " "ccw_blocks_required=%d\n", - dev->name,__FUNCTION__, + dev->name,__func__, ccw_blocks_required); printk(KERN_INFO "%s: %s() " "PAGE_SIZE=0x%x\n", - dev->name,__FUNCTION__, + dev->name,__func__, (unsigned int)PAGE_SIZE); printk(KERN_INFO "%s: %s() > " "PAGE_MASK=0x%x\n", - dev->name,__FUNCTION__, + dev->name,__func__, (unsigned int)PAGE_MASK); #endif /* @@ -2117,10 +2117,10 @@ init_ccw_bk(struct net_device *dev) #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() > ccw_blocks_perpage=%d\n", - dev->name,__FUNCTION__, + dev->name,__func__, ccw_blocks_perpage); printk(KERN_INFO "%s: %s() > ccw_pages_required=%d\n", - dev->name,__FUNCTION__, + dev->name,__func__, ccw_pages_required); #endif /* @@ -2156,29 +2156,29 @@ init_ccw_bk(struct net_device *dev) #ifdef DEBUGMSG if (privptr->p_env->read_size < PAGE_SIZE) { printk(KERN_INFO "%s: %s() reads_perpage=%d\n", - dev->name,__FUNCTION__, + dev->name,__func__, claw_reads_perpage); } else { printk(KERN_INFO "%s: %s() pages_perread=%d\n", - dev->name,__FUNCTION__, + dev->name,__func__, privptr->p_buff_pages_perread); } printk(KERN_INFO "%s: %s() read_pages=%d\n", - dev->name,__FUNCTION__, + dev->name,__func__, claw_read_pages); if (privptr->p_env->write_size < PAGE_SIZE) { printk(KERN_INFO "%s: %s() writes_perpage=%d\n", - dev->name,__FUNCTION__, + dev->name,__func__, claw_writes_perpage); } else { printk(KERN_INFO "%s: %s() pages_perwrite=%d\n", - dev->name,__FUNCTION__, + dev->name,__func__, privptr->p_buff_pages_perwrite); } printk(KERN_INFO "%s: %s() write_pages=%d\n", - dev->name,__FUNCTION__, + dev->name,__func__, claw_write_pages); #endif @@ -2194,12 +2194,12 @@ init_ccw_bk(struct net_device *dev) printk(KERN_INFO "%s: %s() " "__get_free_pages for CCWs failed : " "pages is %d\n", - dev->name,__FUNCTION__, + dev->name,__func__, ccw_pages_required ); #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() > " "exit on line %d, rc = ENOMEM\n", - dev->name,__FUNCTION__, + dev->name,__func__, __LINE__); #endif return -ENOMEM; @@ -2218,7 +2218,7 @@ init_ccw_bk(struct net_device *dev) /* Initialize ending CCW block */ #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() begin initialize ending CCW blocks\n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif p_endccw=privptr->p_end_ccw; @@ -2276,7 +2276,7 @@ init_ccw_bk(struct net_device *dev) #ifdef IOTRACE printk(KERN_INFO "%s: %s() dump claw ending CCW BK \n", - dev->name,__FUNCTION__); + dev->name,__func__); dumpit((char *)p_endccw, sizeof(struct endccw)); #endif @@ -2287,7 +2287,7 @@ init_ccw_bk(struct net_device *dev) #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() Begin build a chain of CCW buffer \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif p_buff=privptr->p_buff_ccw; @@ -2306,7 +2306,7 @@ init_ccw_bk(struct net_device *dev) #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() " "End build a chain of CCW buffer \n", - dev->name,__FUNCTION__); + dev->name,__func__); p_buf=p_free_chain; while (p_buf!=NULL) { dumpit((char *)p_buf, sizeof(struct ccwbk)); @@ -2321,7 +2321,7 @@ init_ccw_bk(struct net_device *dev) #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() " "Begin initialize ClawSignalBlock \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif if (privptr->p_claw_signal_blk==NULL) { privptr->p_claw_signal_blk=p_free_chain; @@ -2334,7 +2334,7 @@ init_ccw_bk(struct net_device *dev) #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() > End initialize " "ClawSignalBlock\n", - dev->name,__FUNCTION__); + dev->name,__func__); dumpit((char *)privptr->p_claw_signal_blk, sizeof(struct ccwbk)); #endif @@ -2349,14 +2349,14 @@ init_ccw_bk(struct net_device *dev) if (privptr->p_buff_write==NULL) { printk(KERN_INFO "%s: %s() __get_free_pages for write" " bufs failed : get is for %d pages\n", - dev->name,__FUNCTION__,claw_write_pages ); + dev->name,__func__,claw_write_pages ); free_pages((unsigned long)privptr->p_buff_ccw, (int)pages_to_order_of_mag(privptr->p_buff_ccw_num)); privptr->p_buff_ccw=NULL; #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() > exit on line %d," "rc = ENOMEM\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return -ENOMEM; } @@ -2369,7 +2369,7 @@ init_ccw_bk(struct net_device *dev) ccw_pages_required * PAGE_SIZE); #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() Begin build claw write free " - "chain \n",dev->name,__FUNCTION__); + "chain \n",dev->name,__func__); #endif privptr->p_write_free_chain=NULL; @@ -2409,14 +2409,14 @@ init_ccw_bk(struct net_device *dev) #ifdef IOTRACE printk(KERN_INFO "%s:%s __get_free_pages " "for writes buf: get for %d pages\n", - dev->name,__FUNCTION__, + dev->name,__func__, privptr->p_buff_pages_perwrite); #endif if (p_buff==NULL) { printk(KERN_INFO "%s:%s __get_free_pages " "for writes buf failed : get is for %d pages\n", dev->name, - __FUNCTION__, + __func__, privptr->p_buff_pages_perwrite ); free_pages((unsigned long)privptr->p_buff_ccw, (int)pages_to_order_of_mag( @@ -2433,7 +2433,7 @@ init_ccw_bk(struct net_device *dev) #ifdef FUNCTRACE printk(KERN_INFO "%s: %s exit on line %d, rc = ENOMEM\n", dev->name, - __FUNCTION__, + __func__, __LINE__); #endif return -ENOMEM; @@ -2466,7 +2466,7 @@ init_ccw_bk(struct net_device *dev) #ifdef DEBUGMSG printk(KERN_INFO "%s:%s End build claw write free chain \n", - dev->name,__FUNCTION__); + dev->name,__func__); p_buf=privptr->p_write_free_chain; while (p_buf!=NULL) { dumpit((char *)p_buf, sizeof(struct ccwbk)); @@ -2485,7 +2485,7 @@ init_ccw_bk(struct net_device *dev) printk(KERN_INFO "%s: %s() " "__get_free_pages for read buf failed : " "get is for %d pages\n", - dev->name,__FUNCTION__,claw_read_pages ); + dev->name,__func__,claw_read_pages ); free_pages((unsigned long)privptr->p_buff_ccw, (int)pages_to_order_of_mag( privptr->p_buff_ccw_num)); @@ -2497,7 +2497,7 @@ init_ccw_bk(struct net_device *dev) privptr->p_buff_write=NULL; #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() > exit on line %d, rc =" - " ENOMEM\n",dev->name,__FUNCTION__,__LINE__); + " ENOMEM\n",dev->name,__func__,__LINE__); #endif return -ENOMEM; } @@ -2509,7 +2509,7 @@ init_ccw_bk(struct net_device *dev) */ #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() Begin build claw read free chain \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif p_buff=privptr->p_buff_read; for (i=0 ; i< privptr->p_env->read_buffers ; i++) { @@ -2590,7 +2590,7 @@ init_ccw_bk(struct net_device *dev) #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() Begin build claw read free chain \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif for (i=0 ; i< privptr->p_env->read_buffers ; i++) { p_buff = (void *)__get_free_pages(__GFP_DMA, @@ -2598,7 +2598,7 @@ init_ccw_bk(struct net_device *dev) if (p_buff==NULL) { printk(KERN_INFO "%s: %s() __get_free_pages for read " "buf failed : get is for %d pages\n", - dev->name,__FUNCTION__, + dev->name,__func__, privptr->p_buff_pages_perread ); free_pages((unsigned long)privptr->p_buff_ccw, (int)pages_to_order_of_mag(privptr->p_buff_ccw_num)); @@ -2622,7 +2622,7 @@ init_ccw_bk(struct net_device *dev) privptr->p_buff_write=NULL; #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() exit on line %d, rc = ENOMEM\n", - dev->name,__FUNCTION__, + dev->name,__func__, __LINE__); #endif return -ENOMEM; @@ -2695,7 +2695,7 @@ init_ccw_bk(struct net_device *dev) } /* pBuffread = NULL */ #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() > End build claw read free chain \n", - dev->name,__FUNCTION__); + dev->name,__func__); p_buf=p_first_CCWB; while (p_buf!=NULL) { dumpit((char *)p_buf, sizeof(struct ccwbk)); @@ -2707,7 +2707,7 @@ init_ccw_bk(struct net_device *dev) privptr->buffs_alloc = 1; #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return 0; } /* end of init_ccw_bk */ @@ -2723,11 +2723,11 @@ probe_error( struct ccwgroup_device *cgdev) { struct claw_privbk *privptr; #ifdef FUNCTRACE - printk(KERN_INFO "%s enter \n",__FUNCTION__); + printk(KERN_INFO "%s enter \n",__func__); #endif CLAW_DBF_TEXT(4,trace,"proberr"); #ifdef DEBUGMSG - printk(KERN_INFO "%s variable cgdev =\n",__FUNCTION__); + printk(KERN_INFO "%s variable cgdev =\n",__func__); dumpit((char *) cgdev, sizeof(struct ccwgroup_device)); #endif privptr=(struct claw_privbk *)cgdev->dev.driver_data; @@ -2741,7 +2741,7 @@ probe_error( struct ccwgroup_device *cgdev) } #ifdef FUNCTRACE printk(KERN_INFO "%s > exit on line %d\n", - __FUNCTION__,__LINE__); + __func__,__LINE__); #endif return; @@ -2772,7 +2772,7 @@ claw_process_control( struct net_device *dev, struct ccwbk * p_ccw) struct chbk *p_ch = NULL; #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() > enter \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif CLAW_DBF_TEXT(2,setup,"clw_cntl"); #ifdef DEBUGMSG @@ -2794,7 +2794,7 @@ claw_process_control( struct net_device *dev, struct ccwbk * p_ccw) #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() > " "exit on line %d, rc=0\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return 0; } @@ -3057,7 +3057,7 @@ claw_process_control( struct net_device *dev, struct ccwbk * p_ccw) #ifdef FUNCTRACE printk(KERN_INFO "%s: %s() exit on line %d, rc = 0\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return 0; @@ -3080,7 +3080,7 @@ claw_send_control(struct net_device *dev, __u8 type, __u8 link, struct sk_buff *skb; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s > enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s > enter \n",dev->name,__func__); #endif CLAW_DBF_TEXT(2,setup,"sndcntl"); #ifdef DEBUGMSG @@ -3143,10 +3143,10 @@ claw_send_control(struct net_device *dev, __u8 type, __u8 link, skb = dev_alloc_skb(sizeof(struct clawctl)); if (!skb) { printk( "%s:%s low on mem, returning...\n", - dev->name,__FUNCTION__); + dev->name,__func__); #ifdef DEBUG printk(KERN_INFO "%s:%s Exit, rc = ENOMEM\n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif return -ENOMEM; } @@ -3162,7 +3162,7 @@ claw_send_control(struct net_device *dev, __u8 type, __u8 link, claw_hw_tx(skb, dev, 0); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return 0; @@ -3180,7 +3180,7 @@ claw_snd_conn_req(struct net_device *dev, __u8 link) struct clawctl *p_ctl; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__); #endif CLAW_DBF_TEXT(2,setup,"snd_conn"); #ifdef DEBUGMSG @@ -3193,7 +3193,7 @@ claw_snd_conn_req(struct net_device *dev, __u8 link) if ( privptr->system_validate_comp==0x00 ) { #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d, rc = 1\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return rc; } @@ -3209,7 +3209,7 @@ claw_snd_conn_req(struct net_device *dev, __u8 link) HOST_APPL_NAME, privptr->p_env->api_type); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d, rc = %d\n", - dev->name,__FUNCTION__,__LINE__, rc); + dev->name,__func__,__LINE__, rc); #endif return rc; @@ -3228,7 +3228,7 @@ claw_snd_disc(struct net_device *dev, struct clawctl * p_ctl) struct conncmd * p_connect; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__); #endif CLAW_DBF_TEXT(2,setup,"snd_dsc"); #ifdef DEBUGMSG @@ -3244,7 +3244,7 @@ claw_snd_disc(struct net_device *dev, struct clawctl * p_ctl) p_connect->host_name, p_connect->WS_name); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d, rc = %d\n", - dev->name,__FUNCTION__, __LINE__, rc); + dev->name,__func__, __LINE__, rc); #endif return rc; } /* end of claw_snd_disc */ @@ -3265,7 +3265,7 @@ claw_snd_sys_validate_rsp(struct net_device *dev, #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Enter\n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif CLAW_DBF_TEXT(2,setup,"chkresp"); #ifdef DEBUGMSG @@ -3285,7 +3285,7 @@ claw_snd_sys_validate_rsp(struct net_device *dev, p_env->adapter_name ); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d, rc = %d\n", - dev->name,__FUNCTION__,__LINE__, rc); + dev->name,__func__,__LINE__, rc); #endif return rc; } /* end of claw_snd_sys_validate_rsp */ @@ -3301,7 +3301,7 @@ claw_strt_conn_req(struct net_device *dev ) int rc; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__); #endif CLAW_DBF_TEXT(2,setup,"conn_req"); #ifdef DEBUGMSG @@ -3311,7 +3311,7 @@ claw_strt_conn_req(struct net_device *dev ) rc=claw_snd_conn_req(dev, 1); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d, rc = %d\n", - dev->name,__FUNCTION__,__LINE__, rc); + dev->name,__func__,__LINE__, rc); #endif return rc; } /* end of claw_strt_conn_req */ @@ -3327,13 +3327,13 @@ net_device_stats *claw_stats(struct net_device *dev) { struct claw_privbk *privptr; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__); #endif CLAW_DBF_TEXT(4,trace,"stats"); privptr = dev->priv; #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return &privptr->stats; } /* end of claw_stats */ @@ -3366,7 +3366,7 @@ unpack_read(struct net_device *dev ) int p=0; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s enter \n",dev->name,__func__); #endif CLAW_DBF_TEXT(4,trace,"unpkread"); p_first_ccw=NULL; @@ -3408,7 +3408,7 @@ unpack_read(struct net_device *dev ) if ((p_this_ccw->header.opcode & MORE_to_COME_FLAG)!=0) { #ifdef DEBUGMSG printk(KERN_INFO "%s: %s > More_to_come is ON\n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif mtc_this_frm=1; if (p_this_ccw->header.length!= @@ -3435,7 +3435,7 @@ unpack_read(struct net_device *dev ) #ifdef DEBUGMSG printk(KERN_INFO "%s:%s goto next " "frame from MoretoComeSkip \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif goto NextFrame; } @@ -3445,7 +3445,7 @@ unpack_read(struct net_device *dev ) #ifdef DEBUGMSG printk(KERN_INFO "%s:%s goto next " "frame from claw_process_control \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif CLAW_DBF_TEXT(4,trace,"UnpkCntl"); goto NextFrame; @@ -3468,7 +3468,7 @@ unpack_next: if (privptr->mtc_logical_link<0) { #ifdef DEBUGMSG printk(KERN_INFO "%s: %s mtc_logical_link < 0 \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif /* @@ -3487,7 +3487,7 @@ unpack_next: printk(KERN_INFO "%s: %s > goto next " "frame from MoretoComeSkip \n", dev->name, - __FUNCTION__); + __func__); printk(KERN_INFO " bytes_to_mov %d > (MAX_ENVELOPE_" "SIZE-privptr->mtc_offset %d)\n", bytes_to_mov,(MAX_ENVELOPE_SIZE- privptr->mtc_offset)); @@ -3505,13 +3505,13 @@ unpack_next: } #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() received data \n", - dev->name,__FUNCTION__); + dev->name,__func__); if (p_env->packing == DO_PACKED) dumpit((char *)p_packd+sizeof(struct clawph),32); else dumpit((char *)p_this_ccw->p_buffer, 32); printk(KERN_INFO "%s: %s() bytelength %d \n", - dev->name,__FUNCTION__,bytes_to_mov); + dev->name,__func__,bytes_to_mov); #endif if (mtc_this_frm==0) { len_of_data=privptr->mtc_offset+bytes_to_mov; @@ -3530,13 +3530,13 @@ unpack_next: #ifdef DEBUGMSG printk(KERN_INFO "%s: %s() netif_" "rx(skb) completed \n", - dev->name,__FUNCTION__); + dev->name,__func__); #endif } else { privptr->stats.rx_dropped++; printk(KERN_WARNING "%s: %s() low on memory\n", - dev->name,__FUNCTION__); + dev->name,__func__); } privptr->mtc_offset=0; privptr->mtc_logical_link=-1; @@ -3575,10 +3575,10 @@ NextFrame: #ifdef IOTRACE printk(KERN_INFO "%s:%s processed frame is %d \n", - dev->name,__FUNCTION__,i); + dev->name,__func__,i); printk(KERN_INFO "%s:%s F:%lx L:%lx\n", dev->name, - __FUNCTION__, + __func__, (unsigned long)p_first_ccw, (unsigned long)p_last_ccw); #endif @@ -3588,7 +3588,7 @@ NextFrame: claw_strt_read(dev, LOCK_YES); #ifdef FUNCTRACE printk(KERN_INFO "%s: %s exit on line %d\n", - dev->name, __FUNCTION__, __LINE__); + dev->name, __func__, __LINE__); #endif return; } /* end of unpack_read */ @@ -3610,7 +3610,7 @@ claw_strt_read (struct net_device *dev, int lock ) p_ch=&privptr->channel[READ]; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter \n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter \n",dev->name,__func__); printk(KERN_INFO "%s: variable lock = %d, dev =\n",dev->name, lock); dumpit((char *) dev, sizeof(struct net_device)); #endif @@ -3626,7 +3626,7 @@ claw_strt_read (struct net_device *dev, int lock ) } #ifdef DEBUGMSG printk(KERN_INFO "%s:%s state-%02x\n" , - dev->name,__FUNCTION__, p_ch->claw_state); + dev->name,__func__, p_ch->claw_state); #endif if (lock==LOCK_YES) { spin_lock_irqsave(get_ccwdev_lock(p_ch->cdev), saveflags); @@ -3634,7 +3634,7 @@ claw_strt_read (struct net_device *dev, int lock ) if (test_and_set_bit(0, (void *)&p_ch->IO_active) == 0) { #ifdef DEBUGMSG printk(KERN_INFO "%s: HOT READ started in %s\n" , - dev->name,__FUNCTION__); + dev->name,__func__); p_clawh=(struct clawh *)privptr->p_claw_signal_blk; dumpit((char *)&p_clawh->flag , 1); #endif @@ -3650,7 +3650,7 @@ claw_strt_read (struct net_device *dev, int lock ) else { #ifdef DEBUGMSG printk(KERN_INFO "%s: No READ started by %s() In progress\n" , - dev->name,__FUNCTION__); + dev->name,__func__); #endif CLAW_DBF_TEXT(2,trace,"ReadAct"); } @@ -3660,7 +3660,7 @@ claw_strt_read (struct net_device *dev, int lock ) } #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif CLAW_DBF_TEXT(4,trace,"StRdExit"); return; @@ -3681,7 +3681,7 @@ claw_strt_out_IO( struct net_device *dev ) struct ccwbk *p_first_ccw; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__); #endif if (!dev) { return; @@ -3691,7 +3691,7 @@ claw_strt_out_IO( struct net_device *dev ) #ifdef DEBUGMSG printk(KERN_INFO "%s:%s state-%02x\n" , - dev->name,__FUNCTION__,p_ch->claw_state); + dev->name,__func__,p_ch->claw_state); #endif CLAW_DBF_TEXT(4,trace,"strt_io"); p_first_ccw=privptr->p_write_active_first; @@ -3701,14 +3701,14 @@ claw_strt_out_IO( struct net_device *dev ) if (p_first_ccw == NULL) { #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return; } if (test_and_set_bit(0, (void *)&p_ch->IO_active) == 0) { parm = (unsigned long) p_ch; #ifdef DEBUGMSG - printk(KERN_INFO "%s:%s do_io \n" ,dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s do_io \n" ,dev->name,__func__); dumpit((char *)p_first_ccw, sizeof(struct ccwbk)); #endif CLAW_DBF_TEXT(2,trace,"StWrtIO"); @@ -3721,7 +3721,7 @@ claw_strt_out_IO( struct net_device *dev ) dev->trans_start = jiffies; #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - dev->name,__FUNCTION__,__LINE__); + dev->name,__func__,__LINE__); #endif return; @@ -3745,7 +3745,7 @@ claw_free_wrt_buf( struct net_device *dev ) struct ccwbk*p_buf; #endif #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__); printk(KERN_INFO "%s: free count = %d variable dev =\n", dev->name,privptr->write_free_count); #endif @@ -3798,7 +3798,7 @@ claw_free_wrt_buf( struct net_device *dev ) privptr->p_write_active_last=NULL; #ifdef DEBUGMSG printk(KERN_INFO "%s:%s p_write_" - "active_first==NULL\n",dev->name,__FUNCTION__); + "active_first==NULL\n",dev->name,__func__); #endif } #ifdef IOTRACE @@ -3819,7 +3819,7 @@ claw_free_wrt_buf( struct net_device *dev ) CLAW_DBF_TEXT_(4,trace,"FWC=%d",privptr->write_free_count); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d free_count =%d\n", - dev->name,__FUNCTION__, __LINE__,privptr->write_free_count); + dev->name,__func__, __LINE__,privptr->write_free_count); #endif return; } @@ -3833,7 +3833,7 @@ claw_free_netdevice(struct net_device * dev, int free_dev) { struct claw_privbk *privptr; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__); #endif CLAW_DBF_TEXT(2,setup,"free_dev"); @@ -3854,7 +3854,7 @@ claw_free_netdevice(struct net_device * dev, int free_dev) #endif CLAW_DBF_TEXT(2,setup,"feee_ok"); #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Exit\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Exit\n",dev->name,__func__); #endif } @@ -3867,13 +3867,13 @@ static void claw_init_netdevice(struct net_device * dev) { #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter\n",dev->name,__func__); #endif CLAW_DBF_TEXT(2,setup,"init_dev"); CLAW_DBF_TEXT_(2,setup,"%s",dev->name); if (!dev) { printk(KERN_WARNING "claw:%s BAD Device exit line %d\n", - __FUNCTION__,__LINE__); + __func__,__LINE__); CLAW_DBF_TEXT(2,setup,"baddev"); return; } @@ -3889,7 +3889,7 @@ claw_init_netdevice(struct net_device * dev) dev->tx_queue_len = 1300; dev->flags = IFF_POINTOPOINT | IFF_NOARP; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Exit\n",dev->name,__FUNCTION__); + printk(KERN_INFO "%s:%s Exit\n",dev->name,__func__); #endif CLAW_DBF_TEXT(2,setup,"initok"); return; @@ -3909,7 +3909,7 @@ add_channel(struct ccw_device *cdev,int i,struct claw_privbk *privptr) struct ccw_dev_id dev_id; #ifdef FUNCTRACE - printk(KERN_INFO "%s:%s Enter\n",cdev->dev.bus_id,__FUNCTION__); + printk(KERN_INFO "%s:%s Enter\n",cdev->dev.bus_id,__func__); #endif CLAW_DBF_TEXT_(2,setup,"%s",cdev->dev.bus_id); privptr->channel[i].flag = i+1; /* Read is 1 Write is 2 */ @@ -3920,16 +3920,16 @@ add_channel(struct ccw_device *cdev,int i,struct claw_privbk *privptr) p_ch->devno = dev_id.devno; if ((p_ch->irb = kzalloc(sizeof (struct irb),GFP_KERNEL)) == NULL) { printk(KERN_WARNING "%s Out of memory in %s for irb\n", - p_ch->id,__FUNCTION__); + p_ch->id,__func__); #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - p_ch->id,__FUNCTION__,__LINE__); + p_ch->id,__func__,__LINE__); #endif return -ENOMEM; } #ifdef FUNCTRACE printk(KERN_INFO "%s:%s Exit on line %d\n", - cdev->dev.bus_id,__FUNCTION__,__LINE__); + cdev->dev.bus_id,__func__,__LINE__); #endif return 0; } @@ -3952,7 +3952,7 @@ claw_new_device(struct ccwgroup_device *cgdev) int ret; struct ccw_dev_id dev_id; - pr_debug("%s() called\n", __FUNCTION__); + pr_debug("%s() called\n", __func__); printk(KERN_INFO "claw: add for %s\n",cgdev->cdev[READ]->dev.bus_id); CLAW_DBF_TEXT(2,setup,"new_dev"); privptr = cgdev->dev.driver_data; @@ -3990,7 +3990,7 @@ claw_new_device(struct ccwgroup_device *cgdev) } dev = alloc_netdev(0,"claw%d",claw_init_netdevice); if (!dev) { - printk(KERN_WARNING "%s:alloc_netdev failed\n",__FUNCTION__); + printk(KERN_WARNING "%s:alloc_netdev failed\n",__func__); goto out; } dev->priv = privptr; @@ -4065,7 +4065,7 @@ claw_shutdown_device(struct ccwgroup_device *cgdev) struct net_device *ndev; int ret; - pr_debug("%s() called\n", __FUNCTION__); + pr_debug("%s() called\n", __func__); CLAW_DBF_TEXT_(2,setup,"%s",cgdev->dev.bus_id); priv = cgdev->dev.driver_data; if (!priv) @@ -4095,15 +4095,15 @@ claw_remove_device(struct ccwgroup_device *cgdev) { struct claw_privbk *priv; - pr_debug("%s() called\n", __FUNCTION__); + pr_debug("%s() called\n", __func__); CLAW_DBF_TEXT_(2,setup,"%s",cgdev->dev.bus_id); priv = cgdev->dev.driver_data; if (!priv) { - printk(KERN_WARNING "claw: %s() no Priv exiting\n",__FUNCTION__); + printk(KERN_WARNING "claw: %s() no Priv exiting\n",__func__); return; } printk(KERN_INFO "claw: %s() called %s will be removed.\n", - __FUNCTION__,cgdev->cdev[0]->dev.bus_id); + __func__,cgdev->cdev[0]->dev.bus_id); if (cgdev->state == CCWGROUP_ONLINE) claw_shutdown_device(cgdev); claw_remove_files(&cgdev->dev); @@ -4346,7 +4346,7 @@ static struct attribute_group claw_attr_group = { static int claw_add_files(struct device *dev) { - pr_debug("%s() called\n", __FUNCTION__); + pr_debug("%s() called\n", __func__); CLAW_DBF_TEXT(2,setup,"add_file"); return sysfs_create_group(&dev->kobj, &claw_attr_group); } @@ -4354,7 +4354,7 @@ claw_add_files(struct device *dev) static void claw_remove_files(struct device *dev) { - pr_debug("%s() called\n", __FUNCTION__); + pr_debug("%s() called\n", __func__); CLAW_DBF_TEXT(2,setup,"rem_file"); sysfs_remove_group(&dev->kobj, &claw_attr_group); } @@ -4385,12 +4385,12 @@ claw_init(void) printk(KERN_INFO "claw: starting driver\n"); #ifdef FUNCTRACE - printk(KERN_INFO "claw: %s() enter \n",__FUNCTION__); + printk(KERN_INFO "claw: %s() enter \n",__func__); #endif ret = claw_register_debug_facility(); if (ret) { printk(KERN_WARNING "claw: %s() debug_register failed %d\n", - __FUNCTION__,ret); + __func__,ret); return ret; } CLAW_DBF_TEXT(2,setup,"init_mod"); @@ -4398,10 +4398,10 @@ claw_init(void) if (ret) { claw_unregister_debug_facility(); printk(KERN_WARNING "claw; %s() cu3088 register failed %d\n", - __FUNCTION__,ret); + __func__,ret); } #ifdef FUNCTRACE - printk(KERN_INFO "claw: %s() exit \n",__FUNCTION__); + printk(KERN_INFO "claw: %s() exit \n",__func__); #endif return ret; } diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c index 874a1999448..8f876f6ab36 100644 --- a/drivers/s390/net/netiucv.c +++ b/drivers/s390/net/netiucv.c @@ -670,7 +670,7 @@ static void conn_action_rx(fsm_instance *fi, int event, void *arg) struct netiucv_priv *privptr = netdev_priv(conn->netdev); int rc; - IUCV_DBF_TEXT(trace, 4, __FUNCTION__); + IUCV_DBF_TEXT(trace, 4, __func__); if (!conn->netdev) { iucv_message_reject(conn->path, msg); @@ -718,7 +718,7 @@ static void conn_action_txdone(fsm_instance *fi, int event, void *arg) struct ll_header header; int rc; - IUCV_DBF_TEXT(trace, 4, __FUNCTION__); + IUCV_DBF_TEXT(trace, 4, __func__); if (conn && conn->netdev) privptr = netdev_priv(conn->netdev); @@ -799,7 +799,7 @@ static void conn_action_connaccept(fsm_instance *fi, int event, void *arg) struct netiucv_priv *privptr = netdev_priv(netdev); int rc; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); conn->path = path; path->msglim = NETIUCV_QUEUELEN_DEFAULT; @@ -821,7 +821,7 @@ static void conn_action_connreject(fsm_instance *fi, int event, void *arg) struct iucv_event *ev = arg; struct iucv_path *path = ev->data; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); iucv_path_sever(path, NULL); } @@ -831,7 +831,7 @@ static void conn_action_connack(fsm_instance *fi, int event, void *arg) struct net_device *netdev = conn->netdev; struct netiucv_priv *privptr = netdev_priv(netdev); - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); fsm_deltimer(&conn->timer); fsm_newstate(fi, CONN_STATE_IDLE); netdev->tx_queue_len = conn->path->msglim; @@ -842,7 +842,7 @@ static void conn_action_conntimsev(fsm_instance *fi, int event, void *arg) { struct iucv_connection *conn = arg; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); fsm_deltimer(&conn->timer); iucv_path_sever(conn->path, NULL); fsm_newstate(fi, CONN_STATE_STARTWAIT); @@ -854,7 +854,7 @@ static void conn_action_connsever(fsm_instance *fi, int event, void *arg) struct net_device *netdev = conn->netdev; struct netiucv_priv *privptr = netdev_priv(netdev); - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); fsm_deltimer(&conn->timer); iucv_path_sever(conn->path, NULL); @@ -870,7 +870,7 @@ static void conn_action_start(fsm_instance *fi, int event, void *arg) struct iucv_connection *conn = arg; int rc; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); fsm_newstate(fi, CONN_STATE_STARTWAIT); PRINT_DEBUG("%s('%s'): connecting ...\n", @@ -948,7 +948,7 @@ static void conn_action_stop(fsm_instance *fi, int event, void *arg) struct net_device *netdev = conn->netdev; struct netiucv_priv *privptr = netdev_priv(netdev); - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); fsm_deltimer(&conn->timer); fsm_newstate(fi, CONN_STATE_STOPPED); @@ -1024,7 +1024,7 @@ static void dev_action_start(fsm_instance *fi, int event, void *arg) struct net_device *dev = arg; struct netiucv_priv *privptr = netdev_priv(dev); - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); fsm_newstate(fi, DEV_STATE_STARTWAIT); fsm_event(privptr->conn->fsm, CONN_EVENT_START, privptr->conn); @@ -1044,7 +1044,7 @@ dev_action_stop(fsm_instance *fi, int event, void *arg) struct netiucv_priv *privptr = netdev_priv(dev); struct iucv_event ev; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); ev.conn = privptr->conn; @@ -1066,7 +1066,7 @@ dev_action_connup(fsm_instance *fi, int event, void *arg) struct net_device *dev = arg; struct netiucv_priv *privptr = netdev_priv(dev); - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); switch (fsm_getstate(fi)) { case DEV_STATE_STARTWAIT: @@ -1097,7 +1097,7 @@ dev_action_connup(fsm_instance *fi, int event, void *arg) static void dev_action_conndown(fsm_instance *fi, int event, void *arg) { - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); switch (fsm_getstate(fi)) { case DEV_STATE_RUNNING: @@ -1288,7 +1288,7 @@ static int netiucv_tx(struct sk_buff *skb, struct net_device *dev) struct netiucv_priv *privptr = netdev_priv(dev); int rc; - IUCV_DBF_TEXT(trace, 4, __FUNCTION__); + IUCV_DBF_TEXT(trace, 4, __func__); /** * Some sanity checks ... */ @@ -1344,7 +1344,7 @@ static struct net_device_stats *netiucv_stats (struct net_device * dev) { struct netiucv_priv *priv = netdev_priv(dev); - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return &priv->stats; } @@ -1360,7 +1360,7 @@ static struct net_device_stats *netiucv_stats (struct net_device * dev) */ static int netiucv_change_mtu(struct net_device * dev, int new_mtu) { - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); if (new_mtu < 576 || new_mtu > NETIUCV_MTU_MAX) { IUCV_DBF_TEXT(setup, 2, "given MTU out of valid range\n"); return -EINVAL; @@ -1378,7 +1378,7 @@ static ssize_t user_show(struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%s\n", netiucv_printname(priv->conn->userid)); } @@ -1393,7 +1393,7 @@ static ssize_t user_write(struct device *dev, struct device_attribute *attr, int i; struct iucv_connection *cp; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); if (count > 9) { PRINT_WARN("netiucv: username too long (%d)!\n", (int) count); IUCV_DBF_TEXT_(setup, 2, @@ -1449,7 +1449,7 @@ static ssize_t buffer_show (struct device *dev, struct device_attribute *attr, char *buf) { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%d\n", priv->conn->max_buffsize); } @@ -1461,7 +1461,7 @@ static ssize_t buffer_write (struct device *dev, struct device_attribute *attr, char *e; int bs1; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); if (count >= 39) return -EINVAL; @@ -1513,7 +1513,7 @@ static ssize_t dev_fsm_show (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%s\n", fsm_getstate_str(priv->fsm)); } @@ -1524,7 +1524,7 @@ static ssize_t conn_fsm_show (struct device *dev, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%s\n", fsm_getstate_str(priv->conn->fsm)); } @@ -1535,7 +1535,7 @@ static ssize_t maxmulti_show (struct device *dev, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%ld\n", priv->conn->prof.maxmulti); } @@ -1545,7 +1545,7 @@ static ssize_t maxmulti_write (struct device *dev, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 4, __FUNCTION__); + IUCV_DBF_TEXT(trace, 4, __func__); priv->conn->prof.maxmulti = 0; return count; } @@ -1557,7 +1557,7 @@ static ssize_t maxcq_show (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%ld\n", priv->conn->prof.maxcqueue); } @@ -1566,7 +1566,7 @@ static ssize_t maxcq_write (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 4, __FUNCTION__); + IUCV_DBF_TEXT(trace, 4, __func__); priv->conn->prof.maxcqueue = 0; return count; } @@ -1578,7 +1578,7 @@ static ssize_t sdoio_show (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%ld\n", priv->conn->prof.doios_single); } @@ -1587,7 +1587,7 @@ static ssize_t sdoio_write (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 4, __FUNCTION__); + IUCV_DBF_TEXT(trace, 4, __func__); priv->conn->prof.doios_single = 0; return count; } @@ -1599,7 +1599,7 @@ static ssize_t mdoio_show (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%ld\n", priv->conn->prof.doios_multi); } @@ -1608,7 +1608,7 @@ static ssize_t mdoio_write (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); priv->conn->prof.doios_multi = 0; return count; } @@ -1620,7 +1620,7 @@ static ssize_t txlen_show (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%ld\n", priv->conn->prof.txlen); } @@ -1629,7 +1629,7 @@ static ssize_t txlen_write (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 4, __FUNCTION__); + IUCV_DBF_TEXT(trace, 4, __func__); priv->conn->prof.txlen = 0; return count; } @@ -1641,7 +1641,7 @@ static ssize_t txtime_show (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%ld\n", priv->conn->prof.tx_time); } @@ -1650,7 +1650,7 @@ static ssize_t txtime_write (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 4, __FUNCTION__); + IUCV_DBF_TEXT(trace, 4, __func__); priv->conn->prof.tx_time = 0; return count; } @@ -1662,7 +1662,7 @@ static ssize_t txpend_show (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%ld\n", priv->conn->prof.tx_pending); } @@ -1671,7 +1671,7 @@ static ssize_t txpend_write (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 4, __FUNCTION__); + IUCV_DBF_TEXT(trace, 4, __func__); priv->conn->prof.tx_pending = 0; return count; } @@ -1683,7 +1683,7 @@ static ssize_t txmpnd_show (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 5, __FUNCTION__); + IUCV_DBF_TEXT(trace, 5, __func__); return sprintf(buf, "%ld\n", priv->conn->prof.tx_max_pending); } @@ -1692,7 +1692,7 @@ static ssize_t txmpnd_write (struct device *dev, struct device_attribute *attr, { struct netiucv_priv *priv = dev->driver_data; - IUCV_DBF_TEXT(trace, 4, __FUNCTION__); + IUCV_DBF_TEXT(trace, 4, __func__); priv->conn->prof.tx_max_pending = 0; return count; } @@ -1732,7 +1732,7 @@ static int netiucv_add_files(struct device *dev) { int ret; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); ret = sysfs_create_group(&dev->kobj, &netiucv_attr_group); if (ret) return ret; @@ -1744,7 +1744,7 @@ static int netiucv_add_files(struct device *dev) static void netiucv_remove_files(struct device *dev) { - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); sysfs_remove_group(&dev->kobj, &netiucv_stat_attr_group); sysfs_remove_group(&dev->kobj, &netiucv_attr_group); } @@ -1756,7 +1756,7 @@ static int netiucv_register_device(struct net_device *ndev) int ret; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); if (dev) { snprintf(dev->bus_id, BUS_ID_SIZE, "net%s", ndev->name); @@ -1792,7 +1792,7 @@ out_unreg: static void netiucv_unregister_device(struct device *dev) { - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); netiucv_remove_files(dev); device_unregister(dev); } @@ -1857,7 +1857,7 @@ out: */ static void netiucv_remove_connection(struct iucv_connection *conn) { - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); write_lock_bh(&iucv_connection_rwlock); list_del_init(&conn->list); write_unlock_bh(&iucv_connection_rwlock); @@ -1881,7 +1881,7 @@ static void netiucv_free_netdevice(struct net_device *dev) { struct netiucv_priv *privptr = netdev_priv(dev); - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); if (!dev) return; @@ -1963,7 +1963,7 @@ static ssize_t conn_write(struct device_driver *drv, struct netiucv_priv *priv; struct iucv_connection *cp; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); if (count>9) { PRINT_WARN("netiucv: username too long (%d)!\n", (int)count); IUCV_DBF_TEXT(setup, 2, "conn_write: too long\n"); @@ -2048,7 +2048,7 @@ static ssize_t remove_write (struct device_driver *drv, const char *p; int i; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); if (count >= IFNAMSIZ) count = IFNAMSIZ - 1;; @@ -2116,7 +2116,7 @@ static void __exit netiucv_exit(void) struct netiucv_priv *priv; struct device *dev; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); + IUCV_DBF_TEXT(trace, 3, __func__); while (!list_empty(&iucv_connection_list)) { cp = list_entry(iucv_connection_list.next, struct iucv_connection, list); @@ -2146,8 +2146,7 @@ static int __init netiucv_init(void) rc = iucv_register(&netiucv_handler, 1); if (rc) goto out_dbf; - IUCV_DBF_TEXT(trace, 3, __FUNCTION__); - netiucv_driver.groups = netiucv_drv_attr_groups; + IUCV_DBF_TEXT(trace, 3, __func__); rc = driver_register(&netiucv_driver); if (rc) { PRINT_ERR("NETIUCV: failed to register driver.\n"); diff --git a/drivers/s390/s390mach.c b/drivers/s390/s390mach.c index 644a06eba82..4d4b54277c4 100644 --- a/drivers/s390/s390mach.c +++ b/drivers/s390/s390mach.c @@ -59,15 +59,15 @@ repeat: printk(KERN_WARNING"%s: Code does not support more " "than two chained crws; please report to " - "linux390@de.ibm.com!\n", __FUNCTION__); + "linux390@de.ibm.com!\n", __func__); ccode = stcrw(&tmp_crw); printk(KERN_WARNING"%s: crw reports slct=%d, oflw=%d, " "chn=%d, rsc=%X, anc=%d, erc=%X, rsid=%X\n", - __FUNCTION__, tmp_crw.slct, tmp_crw.oflw, + __func__, tmp_crw.slct, tmp_crw.oflw, tmp_crw.chn, tmp_crw.rsc, tmp_crw.anc, tmp_crw.erc, tmp_crw.rsid); printk(KERN_WARNING"%s: This was crw number %x in the " - "chain\n", __FUNCTION__, chain); + "chain\n", __func__, chain); if (ccode != 0) break; chain = tmp_crw.chn ? chain + 1 : 0; @@ -83,7 +83,7 @@ repeat: crw[chain].rsid); /* Check for overflows. */ if (crw[chain].oflw) { - pr_debug("%s: crw overflow detected!\n", __FUNCTION__); + pr_debug("%s: crw overflow detected!\n", __func__); css_schedule_eval_all(); chain = 0; continue; diff --git a/drivers/s390/s390mach.h b/drivers/s390/s390mach.h index d3ca4281a49..ca681f9b67f 100644 --- a/drivers/s390/s390mach.h +++ b/drivers/s390/s390mach.h @@ -105,4 +105,8 @@ static inline int stcrw(struct crw *pcrw ) #define ED_ETR_SYNC 12 /* External damage ETR sync check */ #define ED_ETR_SWITCH 13 /* External damage ETR switch to local */ +struct pt_regs; + +void s390_handle_mcck(void); +void s390_do_machine_check(struct pt_regs *regs); #endif /* __s390mach */ diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index ac23be50fd7..bda8c77b22d 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -379,7 +379,7 @@ struct zfcp_rc_entry { /* logging routine for zfcp */ #define _ZFCP_LOG(fmt, args...) \ - printk(KERN_ERR ZFCP_NAME": %s(%d): " fmt, __FUNCTION__, \ + printk(KERN_ERR ZFCP_NAME": %s(%d): " fmt, __func__, \ __LINE__ , ##args) #define ZFCP_LOG(level, fmt, args...) \ diff --git a/drivers/s390/sysinfo.c b/drivers/s390/sysinfo.c index 291ff6235fe..c3e4ab07b9c 100644 --- a/drivers/s390/sysinfo.c +++ b/drivers/s390/sysinfo.c @@ -11,111 +11,13 @@ #include <linux/init.h> #include <linux/delay.h> #include <asm/ebcdic.h> +#include <asm/sysinfo.h> /* Sigh, math-emu. Don't ask. */ #include <asm/sfp-util.h> #include <math-emu/soft-fp.h> #include <math-emu/single.h> -struct sysinfo_1_1_1 { - char reserved_0[32]; - char manufacturer[16]; - char type[4]; - char reserved_1[12]; - char model_capacity[16]; - char sequence[16]; - char plant[4]; - char model[16]; -}; - -struct sysinfo_1_2_1 { - char reserved_0[80]; - char sequence[16]; - char plant[4]; - char reserved_1[2]; - unsigned short cpu_address; -}; - -struct sysinfo_1_2_2 { - char format; - char reserved_0[1]; - unsigned short acc_offset; - char reserved_1[24]; - unsigned int secondary_capability; - unsigned int capability; - unsigned short cpus_total; - unsigned short cpus_configured; - unsigned short cpus_standby; - unsigned short cpus_reserved; - unsigned short adjustment[0]; -}; - -struct sysinfo_1_2_2_extension { - unsigned int alt_capability; - unsigned short alt_adjustment[0]; -}; - -struct sysinfo_2_2_1 { - char reserved_0[80]; - char sequence[16]; - char plant[4]; - unsigned short cpu_id; - unsigned short cpu_address; -}; - -struct sysinfo_2_2_2 { - char reserved_0[32]; - unsigned short lpar_number; - char reserved_1; - unsigned char characteristics; - unsigned short cpus_total; - unsigned short cpus_configured; - unsigned short cpus_standby; - unsigned short cpus_reserved; - char name[8]; - unsigned int caf; - char reserved_2[16]; - unsigned short cpus_dedicated; - unsigned short cpus_shared; -}; - -#define LPAR_CHAR_DEDICATED (1 << 7) -#define LPAR_CHAR_SHARED (1 << 6) -#define LPAR_CHAR_LIMITED (1 << 5) - -struct sysinfo_3_2_2 { - char reserved_0[31]; - unsigned char count; - struct { - char reserved_0[4]; - unsigned short cpus_total; - unsigned short cpus_configured; - unsigned short cpus_standby; - unsigned short cpus_reserved; - char name[8]; - unsigned int caf; - char cpi[16]; - char reserved_1[24]; - - } vm[8]; -}; - -static inline int stsi(void *sysinfo, int fc, int sel1, int sel2) -{ - register int r0 asm("0") = (fc << 28) | sel1; - register int r1 asm("1") = sel2; - - asm volatile( - " stsi 0(%2)\n" - "0: jz 2f\n" - "1: lhi %0,%3\n" - "2:\n" - EX_TABLE(0b,1b) - : "+d" (r0) : "d" (r1), "a" (sysinfo), "K" (-ENOSYS) - : "cc", "memory" ); - return r0; -} - static inline int stsi_0(void) { int rc = stsi (NULL, 0, 0, 0); @@ -133,6 +35,8 @@ static int stsi_1_1_1(struct sysinfo_1_1_1 *info, char *page, int len) EBCASC(info->sequence, sizeof(info->sequence)); EBCASC(info->plant, sizeof(info->plant)); EBCASC(info->model_capacity, sizeof(info->model_capacity)); + EBCASC(info->model_perm_cap, sizeof(info->model_perm_cap)); + EBCASC(info->model_temp_cap, sizeof(info->model_temp_cap)); len += sprintf(page + len, "Manufacturer: %-16.16s\n", info->manufacturer); len += sprintf(page + len, "Type: %-4.4s\n", @@ -155,8 +59,18 @@ static int stsi_1_1_1(struct sysinfo_1_1_1 *info, char *page, int len) info->sequence); len += sprintf(page + len, "Plant: %-4.4s\n", info->plant); - len += sprintf(page + len, "Model Capacity: %-16.16s\n", - info->model_capacity); + len += sprintf(page + len, "Model Capacity: %-16.16s %08u\n", + info->model_capacity, *(u32 *) info->model_cap_rating); + if (info->model_perm_cap[0] != '\0') + len += sprintf(page + len, + "Model Perm. Capacity: %-16.16s %08u\n", + info->model_perm_cap, + *(u32 *) info->model_perm_cap_rating); + if (info->model_temp_cap[0] != '\0') + len += sprintf(page + len, + "Model Temp. Capacity: %-16.16s %08u\n", + info->model_temp_cap, + *(u32 *) info->model_temp_cap_rating); return len; } |