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authorSebastian Ott <sebott@linux.vnet.ibm.com>2012-10-29 19:50:20 +0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2012-11-23 14:14:28 +0400
commit287a0933237a227d1d6508de0ad6425b55a60476 (patch)
treed4b15f799b6858a07114f85cd1cbdb8e8d5e4259 /drivers/s390
parent9368dac4367cd9a61ef75a745c6e26d0dd164172 (diff)
downloadlinux-287a0933237a227d1d6508de0ad6425b55a60476.tar.xz
s390: use ccw_device_get_schid
Let the dasd driver and qdio use ccw_device_get_schid and get rid of other similar functions. Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/block/dasd_ioctl.c11
-rw-r--r--drivers/s390/cio/device.c11
-rw-r--r--drivers/s390/cio/device.h2
-rw-r--r--drivers/s390/cio/device_ops.c9
-rw-r--r--drivers/s390/cio/qdio_setup.c3
5 files changed, 8 insertions, 28 deletions
diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c
index 8252f37d04ed..03c0e0444553 100644
--- a/drivers/s390/block/dasd_ioctl.c
+++ b/drivers/s390/block/dasd_ioctl.c
@@ -19,6 +19,7 @@
#include <linux/slab.h>
#include <asm/compat.h>
#include <asm/ccwdev.h>
+#include <asm/schid.h>
#include <asm/cmb.h>
#include <asm/uaccess.h>
@@ -308,11 +309,12 @@ static int dasd_ioctl_information(struct dasd_block *block,
unsigned int cmd, void __user *argp)
{
struct dasd_information2_t *dasd_info;
- unsigned long flags;
- int rc;
+ struct subchannel_id sch_id;
+ struct ccw_dev_id dev_id;
struct dasd_device *base;
struct ccw_device *cdev;
- struct ccw_dev_id dev_id;
+ unsigned long flags;
+ int rc;
base = block->base;
if (!base->discipline || !base->discipline->fill_info)
@@ -330,9 +332,10 @@ static int dasd_ioctl_information(struct dasd_block *block,
cdev = base->cdev;
ccw_device_get_id(cdev, &dev_id);
+ ccw_device_get_schid(cdev, &sch_id);
dasd_info->devno = dev_id.devno;
- dasd_info->schid = _ccw_device_get_subchannel_number(base->cdev);
+ dasd_info->schid = sch_id.sch_no;
dasd_info->cu_type = cdev->id.cu_type;
dasd_info->cu_model = cdev->id.cu_model;
dasd_info->dev_type = cdev->id.dev_type;
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index fd3143c291c6..6995cff44636 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -2036,16 +2036,6 @@ void ccw_driver_unregister(struct ccw_driver *cdriver)
driver_unregister(&cdriver->driver);
}
-/* Helper func for qdio. */
-struct subchannel_id
-ccw_device_get_subchannel_id(struct ccw_device *cdev)
-{
- struct subchannel *sch;
-
- sch = to_subchannel(cdev->dev.parent);
- return sch->schid;
-}
-
static void ccw_device_todo(struct work_struct *work)
{
struct ccw_device_private *priv;
@@ -2138,4 +2128,3 @@ EXPORT_SYMBOL(ccw_device_set_offline);
EXPORT_SYMBOL(ccw_driver_register);
EXPORT_SYMBOL(ccw_driver_unregister);
EXPORT_SYMBOL(get_ccwdev_by_busid);
-EXPORT_SYMBOL_GPL(ccw_device_get_subchannel_id);
diff --git a/drivers/s390/cio/device.h b/drivers/s390/cio/device.h
index 6bace6942396..2e575cff9845 100644
--- a/drivers/s390/cio/device.h
+++ b/drivers/s390/cio/device.h
@@ -142,9 +142,7 @@ int ccw_device_notify(struct ccw_device *, int);
void ccw_device_set_disconnected(struct ccw_device *cdev);
void ccw_device_set_notoper(struct ccw_device *cdev);
-/* qdio needs this. */
void ccw_device_set_timeout(struct ccw_device *, int);
-extern struct subchannel_id ccw_device_get_subchannel_id(struct ccw_device *);
/* Channel measurement facility related */
void retry_set_schib(struct ccw_device *cdev);
diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c
index 2ad832f8e340..c77b6e06bf64 100644
--- a/drivers/s390/cio/device_ops.c
+++ b/drivers/s390/cio/device_ops.c
@@ -755,14 +755,6 @@ int ccw_device_tm_intrg(struct ccw_device *cdev)
}
EXPORT_SYMBOL(ccw_device_tm_intrg);
-// FIXME: these have to go:
-
-int
-_ccw_device_get_subchannel_number(struct ccw_device *cdev)
-{
- return cdev->private->schid.sch_no;
-}
-
/**
* ccw_device_get_schid - obtain a subchannel id
* @cdev: device to obtain the id for
@@ -789,5 +781,4 @@ EXPORT_SYMBOL(ccw_device_start_timeout_key);
EXPORT_SYMBOL(ccw_device_start_key);
EXPORT_SYMBOL(ccw_device_get_ciw);
EXPORT_SYMBOL(ccw_device_get_path_mask);
-EXPORT_SYMBOL(_ccw_device_get_subchannel_number);
EXPORT_SYMBOL_GPL(ccw_device_get_chp_desc);
diff --git a/drivers/s390/cio/qdio_setup.c b/drivers/s390/cio/qdio_setup.c
index 6559564ebe36..31ddb966e2c0 100644
--- a/drivers/s390/cio/qdio_setup.c
+++ b/drivers/s390/cio/qdio_setup.c
@@ -432,9 +432,8 @@ int qdio_setup_irq(struct qdio_initialize *init_data)
irq_ptr->int_parm = init_data->int_parm;
irq_ptr->nr_input_qs = init_data->no_input_qs;
irq_ptr->nr_output_qs = init_data->no_output_qs;
-
- irq_ptr->schid = ccw_device_get_subchannel_id(init_data->cdev);
irq_ptr->cdev = init_data->cdev;
+ ccw_device_get_schid(irq_ptr->cdev, &irq_ptr->schid);
setup_queues(irq_ptr, init_data);
setup_qib(irq_ptr, init_data);