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dmaengine: xilinx_dma: Remove desc_callback_valid check
In descriptor cleanup the call to desc_callback_valid can be safely removed as both callback pointers i.e callback_result and callback are anyway checked in invoke(). There is no much benefit in having redundant checks. Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com> Signed-off-by: Nicholas Graumann <nick.graumann@gmail.com> Reviewed-by: Appana Durga Kedareswara rao <appana.durga.rao@xilinx.com> Link: https://lore.kernel.org/r/1571150904-3988-2-git-send-email-radhey.shyam.pandey@xilinx.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
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@ -832,11 +832,9 @@ static void xilinx_dma_chan_desc_cleanup(struct xilinx_dma_chan *chan)
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/* Run the link descriptor callback function */
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dmaengine_desc_get_callback(&desc->async_tx, &cb);
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if (dmaengine_desc_callback_valid(&cb)) {
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spin_unlock_irqrestore(&chan->lock, flags);
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dmaengine_desc_callback_invoke(&cb, NULL);
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spin_lock_irqsave(&chan->lock, flags);
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}
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spin_unlock_irqrestore(&chan->lock, flags);
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dmaengine_desc_callback_invoke(&cb, NULL);
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spin_lock_irqsave(&chan->lock, flags);
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/* Run any dependencies, then free the descriptor */
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dma_run_dependencies(&desc->async_tx);
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