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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-07 02:25:20 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-07 02:25:20 +0000 |
| commit | 8372e24aca862ae1fdd54a442fba92dc9b4b6161 (patch) | |
| tree | 5fb60c5cd3d6bb6496650d1605a3c51d09be2bf1 /drivers/dma/idma64.c | |
| parent | Adding debian version 6.1.85-1. (diff) | |
| download | linux-8372e24aca862ae1fdd54a442fba92dc9b4b6161.tar.xz linux-8372e24aca862ae1fdd54a442fba92dc9b4b6161.zip | |
Merging upstream version 6.1.90.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/dma/idma64.c')
| -rw-r--r-- | drivers/dma/idma64.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/dma/idma64.c b/drivers/dma/idma64.c index f4c07ad3b..af8777a1e 100644 --- a/drivers/dma/idma64.c +++ b/drivers/dma/idma64.c @@ -167,6 +167,10 @@ static irqreturn_t idma64_irq(int irq, void *dev) u32 status_err; unsigned short i; + /* Since IRQ may be shared, check if DMA controller is powered on */ + if (status == GENMASK(31, 0)) + return IRQ_NONE; + dev_vdbg(idma64->dma.dev, "%s: status=%#x\n", __func__, status); /* Check if we have any interrupt from the DMA controller */ |