[S390] qdio: rework debug feature logging
- make qdio_trace a per device view
- remove s390dbf exceptions
- remove CONFIG_QDIO_DEBUG, not needed anymore if we check for the level
before calling sprintf
- use snprintf for dbf entries
- add start markers to see if the dbf view wrapped
- add a global error view for all queues
Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 9e6ab41..c810214 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -95,8 +95,6 @@
static inline int qdio_check_ccq(struct qdio_q *q, unsigned int ccq)
{
- char dbf_text[15];
-
/* all done or next buffer state different */
if (ccq == 0 || ccq == 32)
return 0;
@@ -104,8 +102,7 @@
if (ccq == 96 || ccq == 97)
return 1;
/* notify devices immediately */
- sprintf(dbf_text, "%d", ccq);
- QDIO_DBF_TEXT2(1, trace, dbf_text);
+ DBF_ERROR("%4x ccq:%3d", SCH_NO(q), ccq);
return -EIO;
}
@@ -126,7 +123,6 @@
int tmp_count = count, tmp_start = start;
int nr = q->nr;
int rc;
- char dbf_text[15];
BUG_ON(!q->irq_ptr->sch_token);
qdio_perf_stat_inc(&perf_stats.debug_eqbs_all);
@@ -144,15 +140,15 @@
qdio_perf_stat_inc(&perf_stats.debug_eqbs_incomplete);
return (count - tmp_count);
}
+
if (rc == 1) {
- QDIO_DBF_TEXT5(1, trace, "eqAGAIN");
+ DBF_DEV_EVENT(DBF_WARN, q->irq_ptr, "EQBS again:%2d", ccq);
goto again;
}
if (rc < 0) {
- QDIO_DBF_TEXT2(1, trace, "eqberr");
- sprintf(dbf_text, "%2x,%2x,%d,%d", count, tmp_count, ccq, nr);
- QDIO_DBF_TEXT2(1, trace, dbf_text);
+ DBF_ERROR("%4x EQBS ERROR", SCH_NO(q));
+ 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);
@@ -179,7 +175,6 @@
int tmp_count = count, tmp_start = start;
int nr = q->nr;
int rc;
- char dbf_text[15];
BUG_ON(!q->irq_ptr->sch_token);
qdio_perf_stat_inc(&perf_stats.debug_sqbs_all);
@@ -190,17 +185,13 @@
ccq = do_sqbs(q->irq_ptr->sch_token, state, nr, &tmp_start, &tmp_count);
rc = qdio_check_ccq(q, ccq);
if (rc == 1) {
- QDIO_DBF_TEXT5(1, trace, "sqAGAIN");
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "SQBS again:%2d", ccq);
qdio_perf_stat_inc(&perf_stats.debug_sqbs_incomplete);
goto again;
}
if (rc < 0) {
- QDIO_DBF_TEXT3(1, trace, "sqberr");
- sprintf(dbf_text, "%2x,%2x", count, tmp_count);
- QDIO_DBF_TEXT3(1, trace, dbf_text);
- sprintf(dbf_text, "%d,%d", ccq, nr);
- QDIO_DBF_TEXT3(1, trace, dbf_text);
-
+ DBF_ERROR("%4x SQBS ERROR", SCH_NO(q));
+ 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);
@@ -287,14 +278,13 @@
if (!need_siga_sync(q))
return 0;
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "siga-s:");
+ DBF_DEV_HEX(DBF_INFO, q->irq_ptr, q, sizeof(void *));
qdio_perf_stat_inc(&perf_stats.siga_sync);
cc = do_siga_sync(q->irq_ptr->schid, output, input);
- if (cc) {
- QDIO_DBF_TEXT4(0, trace, "sigasync");
- QDIO_DBF_HEX4(0, trace, &q, sizeof(void *));
- QDIO_DBF_HEX3(0, trace, &cc, sizeof(int *));
- }
+ if (cc)
+ DBF_ERROR("%4x SIGA-S:%2d", SCH_NO(q), cc);
return cc;
}
@@ -338,17 +328,13 @@
int cc;
u32 busy_bit;
u64 start_time = 0;
- char dbf_text[15];
- QDIO_DBF_TEXT5(0, trace, "sigaout");
- QDIO_DBF_HEX5(0, trace, &q, sizeof(void *));
-
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "siga-w:%1d", q->nr);
qdio_perf_stat_inc(&perf_stats.siga_out);
again:
cc = qdio_do_siga_output(q, &busy_bit);
if (queue_type(q) == QDIO_IQDIO_QFMT && cc == 2 && busy_bit) {
- sprintf(dbf_text, "bb%4x%2x", q->irq_ptr->schid.sch_no, q->nr);
- QDIO_DBF_TEXT3(0, trace, dbf_text);
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "siga-w bb:%2d", q->nr);
if (!start_time)
start_time = get_usecs();
@@ -359,7 +345,7 @@
if (cc == 2 && busy_bit)
cc |= QDIO_ERROR_SIGA_BUSY;
if (cc)
- QDIO_DBF_HEX3(0, trace, &cc, sizeof(int *));
+ DBF_ERROR("%4x SIGA-W:%2d", SCH_NO(q), cc);
return cc;
}
@@ -367,14 +353,12 @@
{
int cc;
- QDIO_DBF_TEXT4(0, trace, "sigain");
- QDIO_DBF_HEX4(0, trace, &q, sizeof(void *));
-
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "siga-r:%1d", q->nr);
qdio_perf_stat_inc(&perf_stats.siga_in);
cc = do_siga_input(q->irq_ptr->schid, q->mask);
if (cc)
- QDIO_DBF_HEX3(0, trace, &cc, sizeof(int *));
+ DBF_ERROR("%4x SIGA-R:%2d", SCH_NO(q), cc);
return cc;
}
@@ -407,18 +391,12 @@
static void announce_buffer_error(struct qdio_q *q)
{
- char dbf_text[15];
-
- if (q->is_input_q)
- QDIO_DBF_TEXT3(1, trace, "inperr");
- else
- QDIO_DBF_TEXT3(0, trace, "outperr");
-
- sprintf(dbf_text, "%x-%x-%x", q->first_to_check,
- q->sbal[q->first_to_check]->element[14].flags,
- q->sbal[q->first_to_check]->element[15].flags);
- QDIO_DBF_TEXT3(1, trace, dbf_text);
- QDIO_DBF_HEX2(1, trace, q->sbal[q->first_to_check], 256);
+ DBF_ERROR("%4x BUF ERROR", SCH_NO(q));
+ DBF_ERROR((q->is_input_q) ? "IN:%2d" : "OUT:%2d", q->nr);
+ DBF_ERROR("FTC:%3d", q->first_to_check);
+ DBF_ERROR("F14:%2x F15:%2x",
+ q->sbal[q->first_to_check]->element[14].flags & 0xff,
+ q->sbal[q->first_to_check]->element[15].flags & 0xff);
q->qdio_error = QDIO_ERROR_SLSB_STATE;
}
@@ -461,7 +439,7 @@
switch (state) {
case SLSB_P_INPUT_PRIMED:
- QDIO_DBF_TEXT5(0, trace, "inptprim");
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "in prim: %3d", count);
/*
* Only ACK the first buffer. The ACK will be removed in
@@ -500,13 +478,12 @@
case SLSB_CU_INPUT_EMPTY:
case SLSB_P_INPUT_NOT_INIT:
case SLSB_P_INPUT_ACK:
- QDIO_DBF_TEXT5(0, trace, "inpnipro");
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "in nop");
break;
default:
BUG();
}
out:
- QDIO_DBF_HEX4(0, trace, &q->first_to_check, sizeof(int));
return q->first_to_check;
}
@@ -520,8 +497,7 @@
if (!need_siga_sync(q) && !pci_out_supported(q))
q->u.in.timestamp = get_usecs();
- QDIO_DBF_TEXT4(0, trace, "inhasmvd");
- QDIO_DBF_HEX4(0, trace, &q, sizeof(void *));
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "in moved");
return 1;
} else
return 0;
@@ -530,9 +506,6 @@
static int qdio_inbound_q_done(struct qdio_q *q)
{
unsigned char state = 0;
-#ifdef CONFIG_QDIO_DEBUG
- char dbf_text[15];
-#endif
if (!atomic_read(&q->nr_buf_used))
return 1;
@@ -557,20 +530,12 @@
* has (probably) not moved (see qdio_inbound_processing).
*/
if (get_usecs() > q->u.in.timestamp + QDIO_INPUT_THRESHOLD) {
-#ifdef CONFIG_QDIO_DEBUG
- QDIO_DBF_TEXT4(0, trace, "inqisdon");
- QDIO_DBF_HEX4(0, trace, &q, sizeof(void *));
- sprintf(dbf_text, "pf%02x", q->first_to_check);
- QDIO_DBF_TEXT4(0, trace, dbf_text);
-#endif /* CONFIG_QDIO_DEBUG */
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "in done:%3d",
+ q->first_to_check);
return 1;
} else {
-#ifdef CONFIG_QDIO_DEBUG
- QDIO_DBF_TEXT4(0, trace, "inqisntd");
- QDIO_DBF_HEX4(0, trace, &q, sizeof(void *));
- sprintf(dbf_text, "pf%02x", q->first_to_check);
- QDIO_DBF_TEXT4(0, trace, dbf_text);
-#endif /* CONFIG_QDIO_DEBUG */
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "in notd:%3d",
+ q->first_to_check);
return 0;
}
}
@@ -578,9 +543,6 @@
void qdio_kick_inbound_handler(struct qdio_q *q)
{
int count, start, end;
-#ifdef CONFIG_QDIO_DEBUG
- char dbf_text[15];
-#endif
qdio_perf_stat_inc(&perf_stats.inbound_handler);
@@ -591,10 +553,7 @@
else
count = end + QDIO_MAX_BUFFERS_PER_Q - start;
-#ifdef CONFIG_QDIO_DEBUG
- sprintf(dbf_text, "s=%2xc=%2x", start, count);
- QDIO_DBF_TEXT4(0, trace, dbf_text);
-#endif /* CONFIG_QDIO_DEBUG */
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "kih s:%3d c:%3d", start, count);
if (unlikely(q->irq_ptr->state != QDIO_IRQ_STATE_ACTIVE))
return;
@@ -667,7 +626,7 @@
switch (state) {
case SLSB_P_OUTPUT_EMPTY:
/* the adapter got it */
- QDIO_DBF_TEXT5(0, trace, "outpempt");
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "out empty:%1d %3d", q->nr, count);
atomic_sub(count, &q->nr_buf_used);
q->first_to_check = add_buf(q->first_to_check, count);
@@ -686,7 +645,7 @@
break;
case SLSB_CU_OUTPUT_PRIMED:
/* the adapter has not fetched the output yet */
- QDIO_DBF_TEXT5(0, trace, "outpprim");
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "out primed:%1d", q->nr);
break;
case SLSB_P_OUTPUT_NOT_INIT:
case SLSB_P_OUTPUT_HALTED:
@@ -711,8 +670,7 @@
if ((bufnr != q->last_move_ftc) || q->qdio_error) {
q->last_move_ftc = bufnr;
- QDIO_DBF_TEXT4(0, trace, "oqhasmvd");
- QDIO_DBF_HEX4(0, trace, &q, sizeof(void *));
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "out moved:%1d", q->nr);
return 1;
} else
return 0;
@@ -747,12 +705,8 @@
static void qdio_kick_outbound_q(struct qdio_q *q)
{
int rc;
-#ifdef CONFIG_QDIO_DEBUG
- char dbf_text[15];
- QDIO_DBF_TEXT5(0, trace, "kickoutq");
- QDIO_DBF_HEX5(0, trace, &q, sizeof(void *));
-#endif /* CONFIG_QDIO_DEBUG */
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "kickoutq:%1d", q->nr);
if (!need_siga_out(q))
return;
@@ -761,15 +715,9 @@
switch (rc) {
case 0:
/* TODO: improve error handling for CC=0 case */
-#ifdef CONFIG_QDIO_DEBUG
- if (q->u.out.timestamp) {
- QDIO_DBF_TEXT3(0, trace, "cc2reslv");
- sprintf(dbf_text, "%4x%2x%2x", q->irq_ptr->schid.sch_no,
- q->nr,
- atomic_read(&q->u.out.busy_siga_counter));
- QDIO_DBF_TEXT3(0, trace, dbf_text);
- }
-#endif /* CONFIG_QDIO_DEBUG */
+ if (q->u.out.timestamp)
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "cc2 rslv:%4x",
+ atomic_read(&q->u.out.busy_siga_counter));
/* went smooth this time, reset timestamp */
q->u.out.timestamp = 0;
break;
@@ -786,12 +734,7 @@
tasklet_schedule(&q->tasklet);
break;
}
- QDIO_DBF_TEXT2(0, trace, "cc2REPRT");
-#ifdef CONFIG_QDIO_DEBUG
- sprintf(dbf_text, "%4x%2x%2x", q->irq_ptr->schid.sch_no, q->nr,
- atomic_read(&q->u.out.busy_siga_counter));
- QDIO_DBF_TEXT3(0, trace, dbf_text);
-#endif /* CONFIG_QDIO_DEBUG */
+ DBF_ERROR("%4x cc2 REP:%1d", SCH_NO(q), q->nr);
default:
/* for plain cc=1, 2 or 3 */
q->qdio_error = rc;
@@ -801,9 +744,6 @@
static void qdio_kick_outbound_handler(struct qdio_q *q)
{
int start, end, count;
-#ifdef CONFIG_QDIO_DEBUG
- char dbf_text[15];
-#endif
start = q->first_to_kick;
end = q->last_move_ftc;
@@ -812,13 +752,8 @@
else
count = end + QDIO_MAX_BUFFERS_PER_Q - start;
-#ifdef CONFIG_QDIO_DEBUG
- QDIO_DBF_TEXT4(0, trace, "kickouth");
- QDIO_DBF_HEX4(0, trace, &q, sizeof(void *));
-
- sprintf(dbf_text, "s=%2xc=%2x", start, count);
- QDIO_DBF_TEXT4(0, trace, dbf_text);
-#endif /* CONFIG_QDIO_DEBUG */
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "kickouth: %1d", q->nr);
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "s:%3d c:%3d", start, count);
if (unlikely(q->irq_ptr->state != QDIO_IRQ_STATE_ACTIVE))
return;
@@ -913,27 +848,18 @@
static inline void qdio_set_state(struct qdio_irq *irq_ptr,
enum qdio_irq_states state)
{
-#ifdef CONFIG_QDIO_DEBUG
- char dbf_text[15];
-
- QDIO_DBF_TEXT5(0, trace, "newstate");
- sprintf(dbf_text, "%4x%4x", irq_ptr->schid.sch_no, state);
- QDIO_DBF_TEXT5(0, trace, dbf_text);
-#endif /* CONFIG_QDIO_DEBUG */
+ DBF_DEV_EVENT(DBF_INFO, irq_ptr, "newstate: %1d", state);
irq_ptr->state = state;
mb();
}
-static void qdio_irq_check_sense(struct subchannel_id schid, struct irb *irb)
+static void qdio_irq_check_sense(struct qdio_irq *irq_ptr, struct irb *irb)
{
- char dbf_text[15];
-
if (irb->esw.esw0.erw.cons) {
- sprintf(dbf_text, "sens%4x", schid.sch_no);
- QDIO_DBF_TEXT2(1, trace, dbf_text);
- QDIO_DBF_HEX0(0, trace, irb, 64);
- QDIO_DBF_HEX0(0, trace, irb->ecw, 64);
+ DBF_ERROR("%4x sense:", irq_ptr->schid.sch_no);
+ DBF_ERROR_HEX(irb, 64);
+ DBF_ERROR_HEX(irb->ecw, 64);
}
}
@@ -967,14 +893,10 @@
{
struct qdio_irq *irq_ptr = cdev->private->qdio_data;
struct qdio_q *q;
- char dbf_text[15];
- QDIO_DBF_TEXT2(1, trace, "ick2");
- sprintf(dbf_text, "%s", dev_name(&cdev->dev));
- QDIO_DBF_TEXT2(1, trace, dbf_text);
- QDIO_DBF_HEX2(0, trace, &intparm, sizeof(int));
- QDIO_DBF_HEX2(0, trace, &dstat, sizeof(int));
- QDIO_DBF_HEX2(0, trace, &cstat, sizeof(int));
+ DBF_ERROR("%4x ACT CHECK", irq_ptr->schid.sch_no);
+ DBF_ERROR("intp :%lx", intparm);
+ DBF_ERROR("ds: %2x cs:%2x", dstat, cstat);
if (irq_ptr->nr_input_qs) {
q = irq_ptr->input_qs[0];
@@ -1027,28 +949,29 @@
}
static int qdio_establish_check_errors(struct ccw_device *cdev, int cstat,
- int dstat)
+ int dstat)
{
struct qdio_irq *irq_ptr = cdev->private->qdio_data;
if (cstat || (dstat & ~(DEV_STAT_CHN_END | DEV_STAT_DEV_END))) {
- QDIO_DBF_TEXT2(1, setup, "eq:ckcon");
+ DBF_ERROR("EQ:ck con");
goto error;
}
if (!(dstat & DEV_STAT_DEV_END)) {
- QDIO_DBF_TEXT2(1, setup, "eq:no de");
+ DBF_ERROR("EQ:no dev");
goto error;
}
if (dstat & ~(DEV_STAT_CHN_END | DEV_STAT_DEV_END)) {
- QDIO_DBF_TEXT2(1, setup, "eq:badio");
+ DBF_ERROR("EQ: bad io");
goto error;
}
return 0;
error:
- QDIO_DBF_HEX2(0, trace, &cstat, sizeof(int));
- QDIO_DBF_HEX2(0, trace, &dstat, sizeof(int));
+ DBF_ERROR("%4x EQ:error", irq_ptr->schid.sch_no);
+ DBF_ERROR("ds: %2x cs:%2x", dstat, cstat);
+
qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR);
return 1;
}
@@ -1057,12 +980,8 @@
int dstat)
{
struct qdio_irq *irq_ptr = cdev->private->qdio_data;
- char dbf_text[15];
- sprintf(dbf_text, "qehi%4x", cdev->private->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
- QDIO_DBF_TEXT0(0, trace, dbf_text);
-
+ DBF_DEV_EVENT(DBF_INFO, irq_ptr, "qest irq");
if (!qdio_establish_check_errors(cdev, cstat, dstat))
qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ESTABLISHED);
}
@@ -1073,25 +992,21 @@
{
struct qdio_irq *irq_ptr = cdev->private->qdio_data;
int cstat, dstat;
- char dbf_text[15];
qdio_perf_stat_inc(&perf_stats.qdio_int);
if (!intparm || !irq_ptr) {
- sprintf(dbf_text, "qihd%4x", cdev->private->schid.sch_no);
- QDIO_DBF_TEXT2(1, setup, dbf_text);
+ DBF_ERROR("qint:%4x", cdev->private->schid.sch_no);
return;
}
if (IS_ERR(irb)) {
switch (PTR_ERR(irb)) {
case -EIO:
- sprintf(dbf_text, "ierr%4x", irq_ptr->schid.sch_no);
- QDIO_DBF_TEXT2(1, setup, dbf_text);
+ DBF_ERROR("%4x IO error", irq_ptr->schid.sch_no);
return;
case -ETIMEDOUT:
- sprintf(dbf_text, "qtoh%4x", irq_ptr->schid.sch_no);
- QDIO_DBF_TEXT2(1, setup, dbf_text);
+ DBF_ERROR("%4x IO timeout", irq_ptr->schid.sch_no);
qdio_int_error(cdev);
return;
default:
@@ -1099,7 +1014,7 @@
return;
}
}
- qdio_irq_check_sense(irq_ptr->schid, irb);
+ qdio_irq_check_sense(irq_ptr, irb);
cstat = irb->scsw.cmd.cstat;
dstat = irb->scsw.cmd.dstat;
@@ -1142,14 +1057,11 @@
int qdio_get_ssqd_desc(struct ccw_device *cdev,
struct qdio_ssqd_desc *data)
{
- char dbf_text[15];
if (!cdev || !cdev->private)
return -EINVAL;
- sprintf(dbf_text, "qssq%4x", cdev->private->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
-
+ DBF_EVENT("get ssqd:%4x", cdev->private->schid.sch_no);
return qdio_setup_get_ssqd(NULL, &cdev->private->schid, data);
}
EXPORT_SYMBOL_GPL(qdio_get_ssqd_desc);
@@ -1164,14 +1076,9 @@
*/
int qdio_cleanup(struct ccw_device *cdev, int how)
{
- struct qdio_irq *irq_ptr;
- char dbf_text[15];
+ struct qdio_irq *irq_ptr = cdev->private->qdio_data;
int rc;
- sprintf(dbf_text, "qcln%4x", cdev->private->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
-
- irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
return -ENODEV;
@@ -1204,18 +1111,15 @@
*/
int qdio_shutdown(struct ccw_device *cdev, int how)
{
- struct qdio_irq *irq_ptr;
+ struct qdio_irq *irq_ptr = cdev->private->qdio_data;
int rc;
unsigned long flags;
- char dbf_text[15];
- sprintf(dbf_text, "qshu%4x", cdev->private->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
-
- irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
return -ENODEV;
+ DBF_EVENT("qshutdown:%4x", cdev->private->schid.sch_no);
+
mutex_lock(&irq_ptr->setup_mutex);
/*
* Subchannel was already shot down. We cannot prevent being called
@@ -1239,10 +1143,8 @@
/* default behaviour is halt */
rc = ccw_device_halt(cdev, QDIO_DOING_CLEANUP);
if (rc) {
- sprintf(dbf_text, "sher%4x", irq_ptr->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
- sprintf(dbf_text, "rc=%d", rc);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
+ DBF_ERROR("%4x SHUTD ERR", irq_ptr->schid.sch_no);
+ DBF_ERROR("rc:%4d", rc);
goto no_cleanup;
}
@@ -1276,17 +1178,18 @@
*/
int qdio_free(struct ccw_device *cdev)
{
- struct qdio_irq *irq_ptr;
- char dbf_text[15];
+ struct qdio_irq *irq_ptr = cdev->private->qdio_data;
- sprintf(dbf_text, "qfre%4x", cdev->private->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
-
- irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
return -ENODEV;
+ DBF_EVENT("qfree:%4x", cdev->private->schid.sch_no);
mutex_lock(&irq_ptr->setup_mutex);
+
+ if (irq_ptr->debug_area != NULL) {
+ debug_unregister(irq_ptr->debug_area);
+ irq_ptr->debug_area = NULL;
+ }
cdev->private->qdio_data = NULL;
mutex_unlock(&irq_ptr->setup_mutex);
@@ -1305,10 +1208,6 @@
int qdio_initialize(struct qdio_initialize *init_data)
{
int rc;
- char dbf_text[15];
-
- sprintf(dbf_text, "qini%4x", init_data->cdev->private->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
rc = qdio_allocate(init_data);
if (rc)
@@ -1328,10 +1227,8 @@
int qdio_allocate(struct qdio_initialize *init_data)
{
struct qdio_irq *irq_ptr;
- char dbf_text[15];
- sprintf(dbf_text, "qalc%4x", init_data->cdev->private->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
+ DBF_EVENT("qallocate:%4x", init_data->cdev->private->schid.sch_no);
if ((init_data->no_input_qs && !init_data->input_handler) ||
(init_data->no_output_qs && !init_data->output_handler))
@@ -1345,16 +1242,13 @@
(!init_data->output_sbal_addr_array))
return -EINVAL;
- qdio_allocate_do_dbf(init_data);
-
/* irq_ptr must be in GFP_DMA since it contains ccw1.cda */
irq_ptr = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA);
if (!irq_ptr)
goto out_err;
- QDIO_DBF_TEXT0(0, setup, "irq_ptr:");
- QDIO_DBF_HEX0(0, setup, &irq_ptr, sizeof(void *));
mutex_init(&irq_ptr->setup_mutex);
+ qdio_allocate_dbf(init_data, irq_ptr);
/*
* Allocate a page for the chsc calls in qdio_establish.
@@ -1372,9 +1266,6 @@
goto out_rel;
WARN_ON((unsigned long)irq_ptr->qdr & 0xfff);
- QDIO_DBF_TEXT0(0, setup, "qdr:");
- QDIO_DBF_HEX0(0, setup, &irq_ptr->qdr, sizeof(void *));
-
if (qdio_allocate_qs(irq_ptr, init_data->no_input_qs,
init_data->no_output_qs))
goto out_rel;
@@ -1395,14 +1286,12 @@
*/
int qdio_establish(struct qdio_initialize *init_data)
{
- char dbf_text[20];
struct qdio_irq *irq_ptr;
struct ccw_device *cdev = init_data->cdev;
unsigned long saveflags;
int rc;
- sprintf(dbf_text, "qest%4x", cdev->private->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
+ DBF_EVENT("qestablish:%4x", cdev->private->schid.sch_no);
irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
@@ -1432,10 +1321,8 @@
rc = ccw_device_start(cdev, &irq_ptr->ccw, QDIO_DOING_ESTABLISH, 0, 0);
if (rc) {
- sprintf(dbf_text, "eq:io%4x", irq_ptr->schid.sch_no);
- QDIO_DBF_TEXT2(1, setup, dbf_text);
- sprintf(dbf_text, "eq:rc%4x", rc);
- QDIO_DBF_TEXT2(1, setup, dbf_text);
+ DBF_ERROR("%4x est IO ERR", irq_ptr->schid.sch_no);
+ DBF_ERROR("rc:%4x", rc);
}
spin_unlock_irqrestore(get_ccwdev_lock(cdev), saveflags);
@@ -1456,10 +1343,8 @@
}
qdio_setup_ssqd_info(irq_ptr);
- sprintf(dbf_text, "qDmmwc%2x", irq_ptr->ssqd_desc.mmwc);
- QDIO_DBF_TEXT2(0, setup, dbf_text);
- sprintf(dbf_text, "qib ac%2x", irq_ptr->qib.ac);
- QDIO_DBF_TEXT2(0, setup, dbf_text);
+ DBF_EVENT("qDmmwc:%2x", irq_ptr->ssqd_desc.mmwc);
+ DBF_EVENT("qib ac:%4x", irq_ptr->qib.ac);
/* qebsm is now setup if available, initialize buffer states */
qdio_init_buf_states(irq_ptr);
@@ -1480,10 +1365,8 @@
struct qdio_irq *irq_ptr;
int rc;
unsigned long saveflags;
- char dbf_text[20];
- sprintf(dbf_text, "qact%4x", cdev->private->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
+ DBF_EVENT("qactivate:%4x", cdev->private->schid.sch_no);
irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
@@ -1509,10 +1392,8 @@
rc = ccw_device_start(cdev, &irq_ptr->ccw, QDIO_DOING_ACTIVATE,
0, DOIO_DENY_PREFETCH);
if (rc) {
- sprintf(dbf_text, "aq:io%4x", irq_ptr->schid.sch_no);
- QDIO_DBF_TEXT2(1, setup, dbf_text);
- sprintf(dbf_text, "aq:rc%4x", rc);
- QDIO_DBF_TEXT2(1, setup, dbf_text);
+ DBF_ERROR("%4x act IO ERR", irq_ptr->schid.sch_no);
+ DBF_ERROR("rc:%4x", rc);
}
spin_unlock_irqrestore(get_ccwdev_lock(cdev), saveflags);
@@ -1658,7 +1539,7 @@
if (state != SLSB_CU_OUTPUT_PRIMED)
qdio_kick_outbound_q(q);
else {
- QDIO_DBF_TEXT5(0, trace, "fast-req");
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "fast-req");
qdio_perf_stat_inc(&perf_stats.fast_requeue);
}
out:
@@ -1678,12 +1559,6 @@
int q_nr, int bufnr, int count)
{
struct qdio_irq *irq_ptr;
-#ifdef CONFIG_QDIO_DEBUG
- char dbf_text[20];
-
- sprintf(dbf_text, "doQD%4x", cdev->private->schid.sch_no);
- QDIO_DBF_TEXT3(0, trace, dbf_text);
-#endif /* CONFIG_QDIO_DEBUG */
if ((bufnr > QDIO_MAX_BUFFERS_PER_Q) ||
(count > QDIO_MAX_BUFFERS_PER_Q) ||
@@ -1697,33 +1572,24 @@
if (!irq_ptr)
return -ENODEV;
-#ifdef CONFIG_QDIO_DEBUG
if (callflags & QDIO_FLAG_SYNC_INPUT)
- QDIO_DBF_HEX3(0, trace, &irq_ptr->input_qs[q_nr],
- sizeof(void *));
+ DBF_DEV_EVENT(DBF_INFO, irq_ptr, "doQDIO input");
else
- QDIO_DBF_HEX3(0, trace, &irq_ptr->output_qs[q_nr],
- sizeof(void *));
-
- sprintf(dbf_text, "flag%04x", callflags);
- QDIO_DBF_TEXT3(0, trace, dbf_text);
- sprintf(dbf_text, "qi%02xct%02x", bufnr, count);
- QDIO_DBF_TEXT3(0, trace, dbf_text);
-#endif /* CONFIG_QDIO_DEBUG */
+ DBF_DEV_EVENT(DBF_INFO, irq_ptr, "doQDIO output");
+ DBF_DEV_EVENT(DBF_INFO, irq_ptr, "q:%1d flag:%4x", q_nr, callflags);
+ DBF_DEV_EVENT(DBF_INFO, irq_ptr, "buf:%2d cnt:%3d", bufnr, count);
if (irq_ptr->state != QDIO_IRQ_STATE_ACTIVE)
return -EBUSY;
if (callflags & QDIO_FLAG_SYNC_INPUT)
- handle_inbound(irq_ptr->input_qs[q_nr],
- callflags, bufnr, count);
+ handle_inbound(irq_ptr->input_qs[q_nr], callflags, bufnr,
+ count);
else if (callflags & QDIO_FLAG_SYNC_OUTPUT)
- handle_outbound(irq_ptr->output_qs[q_nr],
- callflags, bufnr, count);
- else {
- QDIO_DBF_TEXT3(1, trace, "doQD:inv");
+ handle_outbound(irq_ptr->output_qs[q_nr], callflags, bufnr,
+ count);
+ else
return -EINVAL;
- }
return 0;
}
EXPORT_SYMBOL_GPL(do_QDIO);