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Subject[PATCH v1 4/5] media: staging: tegra-vde: Do not handle spurious interrupts
Date
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 <digetx@gmail.com>
---
drivers/staging/media/tegra-vde/tegra-vde.c | 3 +++
1 file changed, 3 insertions(+)

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);

--
2.16.1
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