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 | |
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>
-rw-r--r-- | arch/s390/include/asm/airq.h | 2 | ||||
-rw-r--r-- | arch/s390/kvm/interrupt.c | 2 | ||||
-rw-r--r-- | arch/s390/pci/pci_irq.c | 2 | ||||
-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 | ||||
-rw-r--r-- | drivers/s390/crypto/ap_bus.c | 4 | ||||
-rw-r--r-- | drivers/s390/virtio/virtio_ccw.c | 2 |
8 files changed, 10 insertions, 10 deletions
diff --git a/arch/s390/include/asm/airq.h b/arch/s390/include/asm/airq.h index fcf539efb32f..91e78df365c7 100644 --- a/arch/s390/include/asm/airq.h +++ b/arch/s390/include/asm/airq.h @@ -14,7 +14,7 @@ struct airq_struct { struct hlist_node list; /* Handler queueing. */ - void (*handler)(struct airq_struct *); /* Thin-interrupt handler */ + void (*handler)(struct airq_struct *airq, bool floating); u8 *lsi_ptr; /* Local-Summary-Indicator pointer */ u8 lsi_mask; /* Local-Summary-Indicator mask */ u8 isc; /* Interrupt-subclass */ diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index 82162867f378..37503ae62486 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -3194,7 +3194,7 @@ out: } EXPORT_SYMBOL_GPL(kvm_s390_gisc_unregister); -static void gib_alert_irq_handler(struct airq_struct *airq) +static void gib_alert_irq_handler(struct airq_struct *airq, bool floating) { inc_irq_stat(IRQIO_GAL); process_gib_alert_list(); diff --git a/arch/s390/pci/pci_irq.c b/arch/s390/pci/pci_irq.c index 3b129cd35b6e..55e22e392376 100644 --- a/arch/s390/pci/pci_irq.c +++ b/arch/s390/pci/pci_irq.c @@ -56,7 +56,7 @@ static struct irq_chip zpci_irq_chip = { .irq_mask = pci_msi_mask_irq, }; -static void zpci_irq_handler(struct airq_struct *airq) +static void zpci_irq_handler(struct airq_struct *airq, bool floating) { unsigned long si, ai; struct airq_iv *aibv; 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; diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c index 1546389d71db..cc30e4f07fff 100644 --- a/drivers/s390/crypto/ap_bus.c +++ b/drivers/s390/crypto/ap_bus.c @@ -116,7 +116,7 @@ static int user_set_domain; static struct bus_type ap_bus_type; /* Adapter interrupt definitions */ -static void ap_interrupt_handler(struct airq_struct *airq); +static void ap_interrupt_handler(struct airq_struct *airq, bool floating); static int ap_airq_flag; @@ -393,7 +393,7 @@ static enum hrtimer_restart ap_poll_timeout(struct hrtimer *unused) * ap_interrupt_handler() - Schedule ap_tasklet on interrupt * @airq: pointer to adapter interrupt descriptor */ -static void ap_interrupt_handler(struct airq_struct *airq) +static void ap_interrupt_handler(struct airq_struct *airq, bool floating) { inc_irq_stat(IRQIO_APB); if (!ap_suspend_flag) diff --git a/drivers/s390/virtio/virtio_ccw.c b/drivers/s390/virtio/virtio_ccw.c index 74c328321889..991420caa4f2 100644 --- a/drivers/s390/virtio/virtio_ccw.c +++ b/drivers/s390/virtio/virtio_ccw.c @@ -182,7 +182,7 @@ static void drop_airq_indicator(struct virtqueue *vq, struct airq_info *info) write_unlock_irqrestore(&info->lock, flags); } -static void virtio_airq_handler(struct airq_struct *airq) +static void virtio_airq_handler(struct airq_struct *airq, bool floating) { struct airq_info *info = container_of(airq, struct airq_info, airq); unsigned long ai; |