diff options
| -rw-r--r-- | drivers/media/rc/meson-ir.c | 3 | ||||
| -rw-r--r-- | drivers/media/rc/rc-ir-raw.c | 30 | ||||
| -rw-r--r-- | include/media/rc-core.h | 4 |
3 files changed, 31 insertions, 6 deletions
diff --git a/drivers/media/rc/meson-ir.c b/drivers/media/rc/meson-ir.c index f2204eb77e2a..64b0aa4f4db7 100644 --- a/drivers/media/rc/meson-ir.c +++ b/drivers/media/rc/meson-ir.c @@ -97,8 +97,7 @@ static irqreturn_t meson_ir_irq(int irqno, void *dev_id) status = readl_relaxed(ir->reg + IR_DEC_STATUS); rawir.pulse = !!(status & STATUS_IR_DEC_IN); - ir_raw_event_store(ir->rc, &rawir); - ir_raw_event_handle(ir->rc); + ir_raw_event_store_with_timeout(ir->rc, &rawir); spin_unlock(&ir->lock); diff --git a/drivers/media/rc/rc-ir-raw.c b/drivers/media/rc/rc-ir-raw.c index 984bb82851f9..374f83105a23 100644 --- a/drivers/media/rc/rc-ir-raw.c +++ b/drivers/media/rc/rc-ir-raw.c @@ -92,7 +92,6 @@ int ir_raw_event_store_edge(struct rc_dev *dev, bool pulse) { ktime_t now; DEFINE_IR_RAW_EVENT(ev); - int rc = 0; if (!dev->raw) return -EINVAL; @@ -101,8 +100,33 @@ int ir_raw_event_store_edge(struct rc_dev *dev, bool pulse) ev.duration = ktime_to_ns(ktime_sub(now, dev->raw->last_event)); ev.pulse = !pulse; + return ir_raw_event_store_with_timeout(dev, &ev); +} +EXPORT_SYMBOL_GPL(ir_raw_event_store_edge); + +/* + * ir_raw_event_store_with_timeout() - pass a pulse/space duration to the raw + * ir decoders, schedule decoding and + * timeout + * @dev: the struct rc_dev device descriptor + * @ev: the struct ir_raw_event descriptor of the pulse/space + * + * This routine (which may be called from an interrupt context) stores a + * pulse/space duration for the raw ir decoding state machines, schedules + * decoding and generates a timeout. + */ +int ir_raw_event_store_with_timeout(struct rc_dev *dev, struct ir_raw_event *ev) +{ + ktime_t now; + int rc = 0; + + if (!dev->raw) + return -EINVAL; + + now = ktime_get(); + spin_lock(&dev->raw->edge_spinlock); - rc = ir_raw_event_store(dev, &ev); + rc = ir_raw_event_store(dev, ev); dev->raw->last_event = now; @@ -117,7 +141,7 @@ int ir_raw_event_store_edge(struct rc_dev *dev, bool pulse) return rc; } -EXPORT_SYMBOL_GPL(ir_raw_event_store_edge); +EXPORT_SYMBOL_GPL(ir_raw_event_store_with_timeout); /** * ir_raw_event_store_with_filter() - pass next pulse/space to decoders with some processing diff --git a/include/media/rc-core.h b/include/media/rc-core.h index fc3a92668bab..6742fd86ff65 100644 --- a/include/media/rc-core.h +++ b/include/media/rc-core.h @@ -334,7 +334,9 @@ void ir_raw_event_handle(struct rc_dev *dev); int ir_raw_event_store(struct rc_dev *dev, struct ir_raw_event *ev); int ir_raw_event_store_edge(struct rc_dev *dev, bool pulse); int ir_raw_event_store_with_filter(struct rc_dev *dev, - struct ir_raw_event *ev); + struct ir_raw_event *ev); +int ir_raw_event_store_with_timeout(struct rc_dev *dev, + struct ir_raw_event *ev); void ir_raw_event_set_idle(struct rc_dev *dev, bool idle); int ir_raw_encode_scancode(enum rc_proto protocol, u32 scancode, struct ir_raw_event *events, unsigned int max); |