summaryrefslogtreecommitdiff
path: root/drivers/s390/block/dasd_eckd.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/block/dasd_eckd.c')
-rw-r--r--drivers/s390/block/dasd_eckd.c27
1 files changed, 14 insertions, 13 deletions
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 29397a9dba68..be208e7adcb4 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -214,24 +214,25 @@ static void set_ch_t(struct ch_t *geo, __u32 cyl, __u8 head)
geo->head |= head;
}
-static int check_XRC(struct ccw1 *ccw, struct DE_eckd_data *data,
+static int set_timestamp(struct ccw1 *ccw, struct DE_eckd_data *data,
struct dasd_device *device)
{
struct dasd_eckd_private *private = device->private;
int rc;
- if (!private->rdc_data.facilities.XRC_supported)
+ rc = get_phys_clock(&data->ep_sys_time);
+ /*
+ * Ignore return code if XRC is not supported or
+ * sync clock is switched off
+ */
+ if ((rc && !private->rdc_data.facilities.XRC_supported) ||
+ rc == -EOPNOTSUPP || rc == -EACCES)
return 0;
/* switch on System Time Stamp - needed for XRC Support */
data->ga_extended |= 0x08; /* switch on 'Time Stamp Valid' */
data->ga_extended |= 0x02; /* switch on 'Extended Parameter' */
- rc = get_phys_clock(&data->ep_sys_time);
- /* Ignore return code if sync clock is switched off. */
- if (rc == -EOPNOTSUPP || rc == -EACCES)
- rc = 0;
-
if (ccw) {
ccw->count = sizeof(struct DE_eckd_data);
ccw->flags |= CCW_FLAG_SLI;
@@ -286,12 +287,12 @@ define_extent(struct ccw1 *ccw, struct DE_eckd_data *data, unsigned int trk,
case DASD_ECKD_CCW_WRITE_KD_MT:
data->mask.perm = 0x02;
data->attributes.operation = private->attrib.operation;
- rc = check_XRC(ccw, data, device);
+ rc = set_timestamp(ccw, data, device);
break;
case DASD_ECKD_CCW_WRITE_CKD:
case DASD_ECKD_CCW_WRITE_CKD_MT:
data->attributes.operation = DASD_BYPASS_CACHE;
- rc = check_XRC(ccw, data, device);
+ rc = set_timestamp(ccw, data, device);
break;
case DASD_ECKD_CCW_ERASE:
case DASD_ECKD_CCW_WRITE_HOME_ADDRESS:
@@ -299,7 +300,7 @@ define_extent(struct ccw1 *ccw, struct DE_eckd_data *data, unsigned int trk,
data->mask.perm = 0x3;
data->mask.auth = 0x1;
data->attributes.operation = DASD_BYPASS_CACHE;
- rc = check_XRC(ccw, data, device);
+ rc = set_timestamp(ccw, data, device);
break;
case DASD_ECKD_CCW_WRITE_FULL_TRACK:
data->mask.perm = 0x03;
@@ -310,7 +311,7 @@ define_extent(struct ccw1 *ccw, struct DE_eckd_data *data, unsigned int trk,
data->mask.perm = 0x02;
data->attributes.operation = private->attrib.operation;
data->blk_size = blksize;
- rc = check_XRC(ccw, data, device);
+ rc = set_timestamp(ccw, data, device);
break;
default:
dev_err(&device->cdev->dev,
@@ -993,7 +994,7 @@ static int dasd_eckd_read_conf(struct dasd_device *device)
struct dasd_eckd_private *private, path_private;
struct dasd_uid *uid;
char print_path_uid[60], print_device_uid[60];
- struct channel_path_desc *chp_desc;
+ struct channel_path_desc_fmt0 *chp_desc;
struct subchannel_id sch_id;
private = device->private;
@@ -3440,7 +3441,7 @@ static int prepare_itcw(struct itcw *itcw,
dedata->mask.perm = 0x02;
dedata->attributes.operation = basepriv->attrib.operation;
dedata->blk_size = blksize;
- rc = check_XRC(NULL, dedata, basedev);
+ rc = set_timestamp(NULL, dedata, basedev);
dedata->ga_extended |= 0x42;
lredata->operation.orientation = 0x0;
lredata->operation.operation = 0x3F;