[S390] cio: qdio slsb setup
authorUrsula Braun <braunu@de.ibm.com>
Mon, 19 Mar 2007 12:18:12 +0000 (13:18 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 19 Mar 2007 12:18:12 +0000 (13:18 +0100)
Make sure set_slsb problems are handled correctly in
qdio_do_qdio_fill_input() and qdio_do_qdio_fill_output.

Signed-off-by: Ursula Braun <braunu@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
drivers/s390/cio/qdio.c

index 5b1e3ff26c0ba24e990b983a2501ade1e3449c4c..05fac0733f3d508b74dd4bfb8c834ba0c0354cf4 100644 (file)
@@ -210,9 +210,11 @@ again:
                goto again;
        }
        if (rc < 0) {
-                QDIO_DBF_TEXT3(1,trace,"sqberr");
-                sprintf(dbf_text,"%2x,%2x,%d,%d",tmp_cnt,*cnt,ccq,q_no);
-                QDIO_DBF_TEXT3(1,trace,dbf_text);
+               QDIO_DBF_TEXT3(1,trace,"sqberr");
+               sprintf(dbf_text,"%2x,%2x",tmp_cnt,*cnt);
+               QDIO_DBF_TEXT3(1,trace,dbf_text);
+               sprintf(dbf_text,"%d,%d",ccq,q_no);
+               QDIO_DBF_TEXT3(1,trace,dbf_text);
                q->handler(q->cdev,QDIO_STATUS_ACTIVATE_CHECK_CONDITION|
                                QDIO_STATUS_LOOK_FOR_ERROR,
                                0, 0, 0, -1, -1, q->int_parm);
@@ -1250,7 +1252,6 @@ qdio_is_inbound_q_done(struct qdio_q *q)
        if (!no_used) {
                QDIO_DBF_TEXT4(0,trace,"inqisdnA");
                QDIO_DBF_HEX4(0,trace,&q,sizeof(void*));
-               QDIO_DBF_TEXT4(0,trace,dbf_text);
                return 1;
        }
        if (irq->is_qebsm) {
@@ -3371,10 +3372,15 @@ qdio_do_qdio_fill_input(struct qdio_q *q, unsigned int qidx,
                        unsigned int count, struct qdio_buffer *buffers)
 {
        struct qdio_irq *irq = (struct qdio_irq *) q->irq_ptr;
+       int tmp = 0;
+
        qidx &= (QDIO_MAX_BUFFERS_PER_Q - 1);
        if (irq->is_qebsm) {
-               while (count)
-                       set_slsb(q, &qidx, SLSB_CU_INPUT_EMPTY, &count);
+               while (count) {
+                       tmp = set_slsb(q, &qidx, SLSB_CU_INPUT_EMPTY, &count);
+                       if (!tmp)
+                               return;
+               }
                return;
        }
        for (;;) {
@@ -3390,11 +3396,15 @@ qdio_do_qdio_fill_output(struct qdio_q *q, unsigned int qidx,
                         unsigned int count, struct qdio_buffer *buffers)
 {
        struct qdio_irq *irq = (struct qdio_irq *) q->irq_ptr;
+       int tmp = 0;
 
        qidx &= (QDIO_MAX_BUFFERS_PER_Q - 1);
        if (irq->is_qebsm) {
-               while (count)
-                       set_slsb(q, &qidx, SLSB_CU_OUTPUT_PRIMED, &count);
+               while (count) {
+                       tmp = set_slsb(q, &qidx, SLSB_CU_OUTPUT_PRIMED, &count);
+                       if (!tmp)
+                               return;
+               }
                return;
        }