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authorSean Young <sean@mess.org>2021-02-22 09:08:35 +0100
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2021-03-11 11:59:41 +0100
commit28c7afb07ccfc0a939bb06ac1e7afe669901c65a (patch)
tree0ae8832bbfb0b75cbdb1e7713fb3e5cddace3197 /drivers/media/rc
parent0b16cd575d6d8be4327918576ffa02bbdfc523e6 (diff)
media: ite-cir: check for receive overflow
It's best if this condition is reported. Signed-off-by: Sean Young <sean@mess.org> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/rc')
-rw-r--r--drivers/media/rc/ite-cir.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/media/rc/ite-cir.c b/drivers/media/rc/ite-cir.c
index 624ddcd7dc63..2e9a6ef86940 100644
--- a/drivers/media/rc/ite-cir.c
+++ b/drivers/media/rc/ite-cir.c
@@ -235,8 +235,14 @@ static irqreturn_t ite_cir_isr(int irq, void *data)
/* read the interrupt flags */
iflags = dev->params->get_irq_causes(dev);
+ /* Check for RX overflow */
+ if (iflags & ITE_IRQ_RX_FIFO_OVERRUN) {
+ dev_warn(&dev->rdev->dev, "receive overflow\n");
+ ir_raw_event_reset(dev->rdev);
+ }
+
/* check for the receive interrupt */
- if (iflags & (ITE_IRQ_RX_FIFO | ITE_IRQ_RX_FIFO_OVERRUN)) {
+ if (iflags & ITE_IRQ_RX_FIFO) {
/* read the FIFO bytes */
rx_bytes = dev->params->get_rx_bytes(dev, rx_buf,
ITE_RX_FIFO_LEN);