diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2016-07-20 13:12:47 -0700 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2016-08-08 08:11:41 +0530 |
| commit | 5ade6683e916df6a00a9747ccc40191fff83a064 (patch) | |
| tree | 0f1fbbf16e4573ac05884c8fc790e0d28b6fe145 /drivers/dma | |
| parent | 44967bf73352ccc0ea9346fc1c7dd805bc2279b5 (diff) | |
| download | talos-obmc-linux-5ade6683e916df6a00a9747ccc40191fff83a064.tar.gz talos-obmc-linux-5ade6683e916df6a00a9747ccc40191fff83a064.zip | |
dmaengine: qcom_hidma: convert callback to helper function
This is in preperation of moving to a callback that provides results to the
callback for the transaction. The conversion will maintain current behavior
and the driver must convert to new callback mechanism at a later time in
order to receive results.
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Sinan Kaya <okaya@codeaurora.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/qcom/hidma.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/dma/qcom/hidma.c b/drivers/dma/qcom/hidma.c index b2374cd91e45..1197fbf8f30e 100644 --- a/drivers/dma/qcom/hidma.c +++ b/drivers/dma/qcom/hidma.c @@ -132,8 +132,8 @@ static void hidma_process_completed(struct hidma_chan *mchan) spin_unlock_irqrestore(&mchan->lock, irqflags); llstat = hidma_ll_status(mdma->lldev, mdesc->tre_ch); - if (desc->callback && (llstat == DMA_COMPLETE)) - desc->callback(desc->callback_param); + if (llstat == DMA_COMPLETE) + dmaengine_desc_get_callback_invoke(desc, NULL); last_cookie = desc->cookie; dma_run_dependencies(desc); @@ -413,14 +413,9 @@ static int hidma_terminate_channel(struct dma_chan *chan) /* return all user requests */ list_for_each_entry_safe(mdesc, tmp, &list, node) { struct dma_async_tx_descriptor *txd = &mdesc->desc; - dma_async_tx_callback callback = mdesc->desc.callback; - void *param = mdesc->desc.callback_param; dma_descriptor_unmap(txd); - - if (callback) - callback(param); - + dmaengine_desc_get_callback_invoke(txd, NULL); dma_run_dependencies(txd); /* move myself to free_list */ |
