diff options
Diffstat (limited to 'drivers/dma/idma64.c')
| -rw-r--r-- | drivers/dma/idma64.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/dma/idma64.c b/drivers/dma/idma64.c index 78a938969d7d..d147353d47ab 100644 --- a/drivers/dma/idma64.c +++ b/drivers/dma/idma64.c @@ -171,6 +171,10 @@ 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 */ @@ -286,7 +290,7 @@ static void idma64_desc_fill(struct idma64_chan *idma64c, desc->length += hw->len; } while (i); - /* Trigger an interrupt after the last block is transfered */ + /* Trigger an interrupt after the last block is transferred */ lli->ctllo |= IDMA64C_CTLL_INT_EN; /* Disable LLP transfer in the last block */ @@ -360,7 +364,7 @@ static size_t idma64_active_desc_size(struct idma64_chan *idma64c) if (!i) return bytes; - /* The current chunk is not fully transfered yet */ + /* The current chunk is not fully transferred yet */ bytes += desc->hw[--i].len; return bytes - IDMA64C_CTLH_BLOCK_TS(ctlhi); @@ -689,7 +693,7 @@ static const struct dev_pm_ops idma64_dev_pm_ops = { static struct platform_driver idma64_platform_driver = { .probe = idma64_platform_probe, - .remove_new = idma64_platform_remove, + .remove = idma64_platform_remove, .driver = { .name = LPSS_IDMA64_DRIVER_NAME, .pm = &idma64_dev_pm_ops, |