diff options
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/coh901318.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/dma/coh901318.c b/drivers/dma/coh901318.c index ba044d4c1d53..9b86c3e85011 100644 --- a/drivers/dma/coh901318.c +++ b/drivers/dma/coh901318.c @@ -2758,6 +2758,21 @@ static int __init coh901318_probe(struct platform_device *pdev) coh901318_pool_destroy(&base->pool); return err; } +static void coh901318_base_remove(struct coh901318_base *base, const int *pick_chans) +{ + int chans_i; + int i = 0; + struct coh901318_chan *cohc; + + for (chans_i = 0; pick_chans[chans_i] != -1; chans_i += 2) { + for (i = pick_chans[chans_i]; i <= pick_chans[chans_i+1]; i++) { + cohc = &base->chans[i]; + + tasklet_kill(&cohc->tasklet); + } + } + +} static int coh901318_remove(struct platform_device *pdev) { @@ -2765,6 +2780,9 @@ static int coh901318_remove(struct platform_device *pdev) devm_free_irq(&pdev->dev, base->irq, base); + coh901318_base_remove(base, dma_slave_channels); + coh901318_base_remove(base, dma_memcpy_channels); + of_dma_controller_free(pdev->dev.of_node); dma_async_device_unregister(&base->dma_memcpy); dma_async_device_unregister(&base->dma_slave); |