diff options
Diffstat (limited to 'drivers/dma/ste_dma40.c')
-rw-r--r-- | drivers/dma/ste_dma40.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c index 00a2de957b23..bf18c786ed40 100644 --- a/drivers/dma/ste_dma40.c +++ b/drivers/dma/ste_dma40.c | |||
@@ -1641,6 +1641,7 @@ static void dma_tasklet(unsigned long data) | |||
1641 | struct d40_chan *d40c = (struct d40_chan *) data; | 1641 | struct d40_chan *d40c = (struct d40_chan *) data; |
1642 | struct d40_desc *d40d; | 1642 | struct d40_desc *d40d; |
1643 | unsigned long flags; | 1643 | unsigned long flags; |
1644 | bool callback_active; | ||
1644 | dma_async_tx_callback callback; | 1645 | dma_async_tx_callback callback; |
1645 | void *callback_param; | 1646 | void *callback_param; |
1646 | 1647 | ||
@@ -1668,6 +1669,7 @@ static void dma_tasklet(unsigned long data) | |||
1668 | } | 1669 | } |
1669 | 1670 | ||
1670 | /* Callback to client */ | 1671 | /* Callback to client */ |
1672 | callback_active = !!(d40d->txd.flags & DMA_PREP_INTERRUPT); | ||
1671 | callback = d40d->txd.callback; | 1673 | callback = d40d->txd.callback; |
1672 | callback_param = d40d->txd.callback_param; | 1674 | callback_param = d40d->txd.callback_param; |
1673 | 1675 | ||
@@ -1690,7 +1692,7 @@ static void dma_tasklet(unsigned long data) | |||
1690 | 1692 | ||
1691 | spin_unlock_irqrestore(&d40c->lock, flags); | 1693 | spin_unlock_irqrestore(&d40c->lock, flags); |
1692 | 1694 | ||
1693 | if (callback && (d40d->txd.flags & DMA_PREP_INTERRUPT)) | 1695 | if (callback_active && callback) |
1694 | callback(callback_param); | 1696 | callback(callback_param); |
1695 | 1697 | ||
1696 | return; | 1698 | return; |