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| author | Sean Young <sean@mess.org> | 2021-02-22 09:08:35 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-22 10:40:17 +0200 |
| commit | d58e73c26998267090c0659a4eac6e25f1bc691c (patch) | |
| tree | b1c796eeed39191928867deeb97a69623976db88 /drivers/media | |
| parent | daf446c1c060598cf21b1133cfa4bf9b56cb89c8 (diff) | |
| download | linux-rt-d58e73c26998267090c0659a4eac6e25f1bc691c.tar.gz | |
media: ite-cir: check for receive overflow
[ Upstream commit 28c7afb07ccfc0a939bb06ac1e7afe669901c65a ]
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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/media')
| -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 63165d324fff..7d3e50d94d86 100644 --- a/drivers/media/rc/ite-cir.c +++ b/drivers/media/rc/ite-cir.c @@ -292,8 +292,14 @@ 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, |