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authorJulian Wiedmann <jwi@linux.ibm.com>2021-01-30 12:28:30 +0100
committerVasily Gorbik <gor@linux.ibm.com>2021-02-13 17:17:55 +0100
commit3bf526e036c9be08e8d3eb7b48c3b27d3d082332 (patch)
tree606facc5b5ac89aea81199128374be612aab8e95 /drivers/s390/cio
parents390/time: remove get_tod_clock_ext() (diff)
downloadlinux-3bf526e036c9be08e8d3eb7b48c3b27d3d082332.tar.xz
linux-3bf526e036c9be08e8d3eb7b48c3b27d3d082332.zip
s390/qdio: inline qdio_kick_handler()
We don't kick the handler for Input Queues anymore. Move the remaining code into its only caller. Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com> Reviewed-by: Benjamin Block <bblock@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'drivers/s390/cio')
-rw-r--r--drivers/s390/cio/qdio.h1
-rw-r--r--drivers/s390/cio/qdio_debug.c1
-rw-r--r--drivers/s390/cio/qdio_main.c35
3 files changed, 12 insertions, 25 deletions
diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h
index da29c3729cd9..84425e294e36 100644
--- a/drivers/s390/cio/qdio.h
+++ b/drivers/s390/cio/qdio.h
@@ -146,7 +146,6 @@ struct qdio_dev_perf_stat {
unsigned int siga_sync;
unsigned int inbound_call;
- unsigned int inbound_handler;
unsigned int stop_polling;
unsigned int inbound_queue_full;
unsigned int outbound_call;
diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c
index d091ae12c367..00384f58f218 100644
--- a/drivers/s390/cio/qdio_debug.c
+++ b/drivers/s390/cio/qdio_debug.c
@@ -203,7 +203,6 @@ static char *qperf_names[] = {
"SIGA write",
"SIGA sync",
"Inbound calls",
- "Inbound handler",
"Inbound stop_polling",
"Inbound queue full",
"Outbound calls",
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index c56b690f0a93..a83101d9ec4a 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -545,28 +545,6 @@ static inline unsigned long qdio_aob_for_buffer(struct qdio_output_q *q,
return phys_aob;
}
-static void qdio_kick_handler(struct qdio_q *q, unsigned int start,
- unsigned int count)
-{
- if (unlikely(q->irq_ptr->state != QDIO_IRQ_STATE_ACTIVE))
- return;
-
- if (q->is_input_q) {
- qperf_inc(q, inbound_handler);
- DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "kih s:%02x c:%02x", start, count);
- } else {
- qperf_inc(q, outbound_handler);
- DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "koh: s:%02x c:%02x",
- start, count);
- }
-
- q->handler(q->irq_ptr->cdev, q->qdio_error, q->nr, start, count,
- q->irq_ptr->int_parm);
-
- /* for the next time */
- q->qdio_error = 0;
-}
-
static inline int qdio_tasklet_schedule(struct qdio_q *q)
{
if (likely(q->irq_ptr->state == QDIO_IRQ_STATE_ACTIVE)) {
@@ -729,7 +707,18 @@ void qdio_outbound_tasklet(struct tasklet_struct *t)
count = qdio_outbound_q_moved(q, start);
if (count) {
q->first_to_check = add_buf(start, count);
- qdio_kick_handler(q, start, count);
+
+ if (q->irq_ptr->state == QDIO_IRQ_STATE_ACTIVE) {
+ qperf_inc(q, outbound_handler);
+ DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "koh: s:%02x c:%02x",
+ start, count);
+
+ q->handler(q->irq_ptr->cdev, q->qdio_error, q->nr,
+ start, count, q->irq_ptr->int_parm);
+
+ /* for the next time */
+ q->qdio_error = 0;
+ }
}
if (queue_type(q) == QDIO_ZFCP_QFMT && !pci_out_supported(q->irq_ptr) &&