dmaengine: at_hdmac: Remove unused member of at_dma_chan

The pointer to at_dma engine was never used, remove it.

Signed-off-by: Tudor Ambarus <[email protected]>
Acked-by: Nicolas Ferre <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Vinod Koul <[email protected]>

Author: ambarus

drivers/dma/at_hdmac.c

@@ -253,7 +253,6 @@ enum atc_status {
 /**
  * struct at_dma_chan - internal representation of an Atmel HDMAC channel
  * @dma_chan: common dmaengine channel object members
- * @device: parent device
  * @ch_regs: memory mapped register base
  * @mask: channel index in a mask
  * @per_if: peripheral interface
@@ -273,7 +272,6 @@ enum atc_status {
  */
 struct at_dma_chan {
 	struct dma_chan		dma_chan;
-	struct at_dma		*device;
 	void __iomem		*ch_regs;
 	u8			mask;
 	u8			per_if;