diff options
| author | Sean Young <sean@mess.org> | 2021-02-22 09:08:35 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-03-11 11:59:41 +0100 |
| commit | 28c7afb07ccfc0a939bb06ac1e7afe669901c65a (patch) | |
| tree | 0ae8832bbfb0b75cbdb1e7713fb3e5cddace3197 | |
| parent | 0b16cd575d6d8be4327918576ffa02bbdfc523e6 (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>
| -rw-r--r-- | drivers/media/rc/ite-cir.c | 8 |
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); |