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authorSwen Schillig <swen@vnet.ibm.com>2011-08-15 14:40:31 +0200
committerJames Bottomley <JBottomley@Parallels.com>2011-08-27 08:37:02 -0600
commitdfe5bb506172307e43287b8962348fb85801c0f4 (patch)
treee0d37e3d37068b39b886a3895f1cfacc7fb8c04f /drivers/s390
parentcc405acee244310cc87ddc5e3f4bc61342ec8161 (diff)
[SCSI] qdio: base support for hardware data router with zfcp
FICON Express8S supports hardware data router, which requires an adapted qdio request format. This part 1/2 provides the qdio base required for exploitation in zfcp. Signed-off-by: Swen Schillig <swen@vnet.ibm.com> Signed-off-by: Steffen Maier <maier@linux.vnet.ibm.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/cio/qdio_main.c11
-rw-r--r--drivers/s390/cio/qdio_setup.c1
2 files changed, 9 insertions, 3 deletions
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 288c9140290..d2c1f1becd4 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -156,7 +156,8 @@ again:
DBF_ERROR("%3d%3d%2d", count, tmp_count, nr);
q->handler(q->irq_ptr->cdev,
QDIO_ERROR_ACTIVATE_CHECK_CONDITION,
- 0, -1, -1, q->irq_ptr->int_parm);
+ q->nr, q->first_to_kick, count,
+ q->irq_ptr->int_parm);
return 0;
}
return count - tmp_count;
@@ -202,7 +203,8 @@ again:
DBF_ERROR("%3d%3d%2d", count, tmp_count, nr);
q->handler(q->irq_ptr->cdev,
QDIO_ERROR_ACTIVATE_CHECK_CONDITION,
- 0, -1, -1, q->irq_ptr->int_parm);
+ q->nr, q->first_to_kick, count,
+ q->irq_ptr->int_parm);
return 0;
}
WARN_ON(tmp_count);
@@ -942,6 +944,7 @@ static void qdio_handle_activate_check(struct ccw_device *cdev,
{
struct qdio_irq *irq_ptr = cdev->private->qdio_data;
struct qdio_q *q;
+ int count;
DBF_ERROR("%4x ACT CHECK", irq_ptr->schid.sch_no);
DBF_ERROR("intp :%lx", intparm);
@@ -955,8 +958,10 @@ static void qdio_handle_activate_check(struct ccw_device *cdev,
dump_stack();
goto no_handler;
}
+
+ count = sub_buf(q->first_to_check, q->first_to_kick);
q->handler(q->irq_ptr->cdev, QDIO_ERROR_ACTIVATE_CHECK_CONDITION,
- 0, -1, -1, irq_ptr->int_parm);
+ q->nr, q->first_to_kick, count, irq_ptr->int_parm);
no_handler:
qdio_set_state(irq_ptr, QDIO_IRQ_STATE_STOPPED);
}
diff --git a/drivers/s390/cio/qdio_setup.c b/drivers/s390/cio/qdio_setup.c
index 89107d0938c..a82b2d39c9f 100644
--- a/drivers/s390/cio/qdio_setup.c
+++ b/drivers/s390/cio/qdio_setup.c
@@ -345,6 +345,7 @@ static void setup_qdr(struct qdio_irq *irq_ptr,
int i;
irq_ptr->qdr->qfmt = qdio_init->q_format;
+ irq_ptr->qdr->ac = qdio_init->qdr_ac;
irq_ptr->qdr->iqdcnt = qdio_init->no_input_qs;
irq_ptr->qdr->oqdcnt = qdio_init->no_output_qs;
irq_ptr->qdr->iqdsz = sizeof(struct qdesfmt0) / 4; /* size in words */