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media: staging: tegra-vde: Do not handle spurious interrupts

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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>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Dmitry Osipenko
2018-03-17 11:28:14 -04:00
committed by Mauro Carvalho Chehab
parent 3830e4f2a9
commit 2efa20dae2
1 changed files with 3 additions and 0 deletions
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3
drivers/staging/media/tegra-vde/tegra-vde.c
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@@ -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);