[PATCH] net: am65-cpsw-nuss: remove unused variables

[PATCH] net: am65-cpsw-nuss: remove unused variables

[Sascha Hauer]

In struct am65_cpsw_common the fields rx_next and rx_pend are set but
not used. Remove them.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 drivers/net/am65-cpsw-nuss.c | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/net/am65-cpsw-nuss.c b/drivers/net/am65-cpsw-nuss.c
index 6b9432e2d4..1b90669fec 100644
--- a/drivers/net/am65-cpsw-nuss.c
+++ b/drivers/net/am65-cpsw-nuss.c
@@ -118,8 +118,6 @@ struct am65_cpsw_common {
 
 	struct dma		*dma_tx;
 	struct dma		*dma_rx;
-	u32			rx_next;
-	u32			rx_pend;
 	int			started;
 };
 
@@ -285,8 +283,6 @@ static int am65_cpsw_common_start(struct am65_cpsw_common *common)
 		goto err_off_pwrdm;
 	}
 
-	common->rx_next = 0;
-	common->rx_pend = 0;
 	common->dma_tx = dma_get_by_name(common->dev, "tx0");
 	if (IS_ERR(common->dma_tx)) {
 		ret = PTR_ERR(common->dma_tx);
@@ -465,7 +461,7 @@ static void am65_cpsw_recv(struct eth_device *edev)
 	struct ti_udma_drv_packet_data packet_data;
 	dma_addr_t pkt;
 	int ret;
-	u32 num, port_id;
+	u32 port_id;
 
 	if (!common->started)
 		return;
@@ -499,15 +495,11 @@ static void am65_cpsw_recv(struct eth_device *edev)
 
 	net_receive(&port->edev, (void *)pkt, ret);
 out:
-	num = common->rx_next % UDMA_RX_DESC_NUM;
-
 	dma_sync_single_for_device(common->dev, pkt, ret, DMA_FROM_DEVICE);
 
 	ret = dma_prepare_rcv_buf(common->dma_rx, pkt, PKTSIZE);
 	if (ret)
 		dev_err(common->dev, "RX dma free_pkt failed %d\n", ret);
-
-	common->rx_next++;
 }
 
 static void am65_cpsw_common_stop(struct am65_cpsw_common *common)
-- 
2.39.5