Commit 95f68c62 authored by Radhey Shyam Pandey's avatar Radhey Shyam Pandey Committed by Vinod Koul
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dmaengine: xilinx_dma: Remove residue from channel data 



There is no use of storing channel data residue field. So clean it up.
In tx_status simply pass calculated residue to dma_set_residue.

Signed-off-by: default avatarRadhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>
Link: https://lore.kernel.org/r/1571150904-3988-4-git-send-email-radhey.shyam.pandey@xilinx.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 0f45e75e

drivers/dma/xilinx/xilinx_dma.c

+1 −4
Original line number Diff line number Diff line
@@ -336,7 +336,6 @@ struct xilinx_dma_tx_descriptor { 
 * @desc_pendingcount: Descriptor pending count

 * @ext_addr: Indicates 64 bit addressing is supported by dma channel

 * @desc_submitcount: Descriptor h/w submitted count

 * @residue: Residue for AXI DMA

 * @seg_v: Statically allocated segments base

 * @seg_p: Physical allocated segments base

 * @cyclic_seg_v: Statically allocated segment base for cyclic transfers
@@ -373,7 +372,6 @@ struct xilinx_dma_chan { 
	u32 desc_pendingcount;

	bool ext_addr;

	u32 desc_submitcount;

	u32 residue;

	struct xilinx_axidma_tx_segment *seg_v;

	dma_addr_t seg_p;

	struct xilinx_axidma_tx_segment *cyclic_seg_v;
@@ -1019,8 +1017,7 @@ static enum dma_status xilinx_dma_tx_status(struct dma_chan *dchan, 
		}

		spin_unlock_irqrestore(&chan->lock, flags);



		chan->residue = residue;

		dma_set_residue(txstate, chan->residue);

		dma_set_residue(txstate, residue);

	}



	return ret;