From 2efa20dae2810cf139eb39cbbf302749286e8f2d Mon Sep 17 00:00:00 2001 From: Dmitry Osipenko Date: Sat, 17 Mar 2018 11:28:14 -0400 Subject: media: staging: tegra-vde: Do not handle spurious interrupts Do not handle interrupts if we haven't asked for them, potentially that could happen if HW wasn't programmed properly. Signed-off-by: Dmitry Osipenko Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/tegra-vde/tegra-vde.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers') diff --git a/drivers/staging/media/tegra-vde/tegra-vde.c b/drivers/staging/media/tegra-vde/tegra-vde.c index 94b4db55cdb5..9e542c6288f1 100644 --- a/drivers/staging/media/tegra-vde/tegra-vde.c +++ b/drivers/staging/media/tegra-vde/tegra-vde.c @@ -935,6 +935,9 @@ static irqreturn_t tegra_vde_isr(int irq, void *data) { struct tegra_vde *vde = data; + if (completion_done(&vde->decode_completion)) + return IRQ_NONE; + tegra_vde_set_bits(vde, 0, vde->frameid + 0x208); complete(&vde->decode_completion); -- cgit v1.2.3