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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>
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44967bf733
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1 changed files with 3 additions and 8 deletions
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@ -132,8 +132,8 @@ static void hidma_process_completed(struct hidma_chan *mchan)
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spin_unlock_irqrestore(&mchan->lock, irqflags);
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llstat = hidma_ll_status(mdma->lldev, mdesc->tre_ch);
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if (desc->callback && (llstat == DMA_COMPLETE))
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desc->callback(desc->callback_param);
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if (llstat == DMA_COMPLETE)
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dmaengine_desc_get_callback_invoke(desc, NULL);
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last_cookie = desc->cookie;
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dma_run_dependencies(desc);
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@ -413,14 +413,9 @@ static int hidma_terminate_channel(struct dma_chan *chan)
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/* return all user requests */
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list_for_each_entry_safe(mdesc, tmp, &list, node) {
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struct dma_async_tx_descriptor *txd = &mdesc->desc;
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dma_async_tx_callback callback = mdesc->desc.callback;
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void *param = mdesc->desc.callback_param;
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dma_descriptor_unmap(txd);
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if (callback)
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callback(param);
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dmaengine_desc_get_callback_invoke(txd, NULL);
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dma_run_dependencies(txd);
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/* move myself to free_list */
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