diff options
| author | Sebastian Ott <sebott@linux.ibm.com> | 2018-10-28 11:51:56 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2019-04-29 10:47:01 +0200 |
| commit | 30e63ef2ef43f014bf2039bd57cc917780d6a44b (patch) | |
| tree | 9cdcede18e3b4465dd20f4baf5e9d9e01c4bea52 /drivers/s390/cio | |
| parent | s390/sclp: detect DIRQ facility (diff) | |
| download | linux-30e63ef2ef43f014bf2039bd57cc917780d6a44b.tar.xz linux-30e63ef2ef43f014bf2039bd57cc917780d6a44b.zip | |
s390/airq: recognize directed interrupts
Add an extra parameter for airq handlers to recognize
floating vs. directed interrupts.
Signed-off-by: Sebastian Ott <sebott@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio')
| -rw-r--r-- | drivers/s390/cio/airq.c | 2 | ||||
| -rw-r--r-- | drivers/s390/cio/cio.h | 2 | ||||
| -rw-r--r-- | drivers/s390/cio/qdio_thinint.c | 4 |
3 files changed, 4 insertions, 4 deletions
diff --git a/drivers/s390/cio/airq.c b/drivers/s390/cio/airq.c index a45011e4529e..e045e79f061c 100644 --- a/drivers/s390/cio/airq.c +++ b/drivers/s390/cio/airq.c @@ -95,7 +95,7 @@ static irqreturn_t do_airq_interrupt(int irq, void *dummy) rcu_read_lock(); hlist_for_each_entry_rcu(airq, head, list) if ((*airq->lsi_ptr & airq->lsi_mask) != 0) - airq->handler(airq); + airq->handler(airq, !tpi_info->directed_irq); rcu_read_unlock(); return IRQ_HANDLED; diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h index 92eabbb5f18d..06a91743335a 100644 --- a/drivers/s390/cio/cio.h +++ b/drivers/s390/cio/cio.h @@ -51,7 +51,7 @@ struct tpi_info { struct subchannel_id schid; u32 intparm; u32 adapter_IO:1; - u32 :1; + u32 directed_irq:1; u32 isc:3; u32 :27; u32 type:3; diff --git a/drivers/s390/cio/qdio_thinint.c b/drivers/s390/cio/qdio_thinint.c index 07dea602205b..28d59ac2204c 100644 --- a/drivers/s390/cio/qdio_thinint.c +++ b/drivers/s390/cio/qdio_thinint.c @@ -40,7 +40,7 @@ static LIST_HEAD(tiq_list); static DEFINE_MUTEX(tiq_list_lock); /* Adapter interrupt definitions */ -static void tiqdio_thinint_handler(struct airq_struct *airq); +static void tiqdio_thinint_handler(struct airq_struct *airq, bool floating); static struct airq_struct tiqdio_airq = { .handler = tiqdio_thinint_handler, @@ -179,7 +179,7 @@ static inline void tiqdio_call_inq_handlers(struct qdio_irq *irq) * tiqdio_thinint_handler - thin interrupt handler for qdio * @airq: pointer to adapter interrupt descriptor */ -static void tiqdio_thinint_handler(struct airq_struct *airq) +static void tiqdio_thinint_handler(struct airq_struct *airq, bool floating) { u32 si_used = clear_shared_ind(); struct qdio_q *q; |