[PATCH v2 -next 3/7] dmaengine: xilinx_dma: Remove residue from channel data

[Radhey Shyam Pandey]

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: Radhey Shyam Pandey <radhey.shyam.pan...@xilinx.com>
---
Changes for v2:
New patch , derived from 5/7 dmaengine: xilinx_dma: Remove residue
from channel data.
---
 drivers/dma/xilinx/xilinx_dma.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index 465dabc..809e638 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -339,7 +339,6 @@ 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
@@ -376,7 +375,6 @@ 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;
@@ -1022,8 +1020,7 @@ 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;
-- 
2.7.4