ralink: improve check rx sg function. use check frags instead of function call

Signed-off-by: michael lee <igvtee@gmail.com>
SVN-Revision: 44046

diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c b/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c
index 5a681f8e43e5e685ac434cfa069ebb95bf8f84b8..ad74550a4d4b5233bb7bbe859b724f80bc642ac3 100644 (file)
--- a/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c
+++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c
@@ -271,8 +271,8 @@ static int fe_alloc_rx(struct fe_priv *priv)
                        goto no_rx_mem;
                priv->rx_dma[i].rxd1 = (unsigned int) dma_addr;
 
-               if (priv->soc->rx_dma)
-                       priv->soc->rx_dma(&priv->rx_dma[i], priv->rx_buf_size);
+               if (priv->flags & FE_FLAG_RX_SG_DMA)
+                       priv->rx_dma[i].rxd2 = RX_DMA_PLEN0(priv->rx_buf_size);
                else
                        priv->rx_dma[i].rxd2 = RX_DMA_LSO;
        }
@@ -827,8 +827,8 @@ static int fe_poll_rx(struct napi_struct *napi, int budget,
                rxd->rxd1 = (unsigned int) dma_addr;
 
 release_desc:
-               if (soc->rx_dma)
-                       soc->rx_dma(rxd, priv->rx_buf_size);
+               if (priv->flags & FE_FLAG_RX_SG_DMA)
+                       rxd->rxd2 = RX_DMA_PLEN0(priv->rx_buf_size);
                else
                        rxd->rxd2 = RX_DMA_LSO;
 

diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.h b/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.h
index 56bef3453fa63b2dc06825708e926f9df2877df5..9bbd8d4c6a1405f6751a2336499397edeb1173fc 100644 (file)
--- a/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.h
+++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.h
@@ -380,7 +380,6 @@ struct fe_soc_data
        void (*set_mac)(struct fe_priv *priv, unsigned char *mac);
        int (*fwd_config)(struct fe_priv *priv);
        void (*tx_dma)(struct fe_tx_dma *txd);
-       void (*rx_dma)(struct fe_rx_dma *rxd, u16 len);
        int (*switch_init)(struct fe_priv *priv);
        int (*switch_config)(struct fe_priv *priv);
        void (*port_init)(struct fe_priv *priv, struct device_node *port);

diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/soc_mt7620.c b/target/linux/ramips/files/drivers/net/ethernet/ralink/soc_mt7620.c
index 05f3708794678ca45912e67293ccc67e1e7b4688..5a7ee35eb0379ae7f227eca2aa613e835e192f51 100644 (file)
--- a/target/linux/ramips/files/drivers/net/ethernet/ralink/soc_mt7620.c
+++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/soc_mt7620.c
@@ -168,17 +168,13 @@ static void mt7621_tx_dma(struct fe_tx_dma *txd)
        txd->txd4 = BIT(25);
 }
 
-static void mt7620_rx_dma(struct fe_rx_dma *rxd, u16 len)
-{
-       rxd->rxd2 = RX_DMA_PLEN0(len);
-}
-
 static void mt7620_init_data(struct fe_soc_data *data,
                struct net_device *netdev)
 {
        struct fe_priv *priv = netdev_priv(netdev);
 
-       priv->flags = FE_FLAG_PADDING_64B | FE_FLAG_RX_2B_OFFSET;
+       priv->flags = FE_FLAG_PADDING_64B | FE_FLAG_RX_2B_OFFSET |
+               FE_FLAG_RX_SG_DMA;
        netdev->hw_features = NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
                NETIF_F_HW_VLAN_CTAG_TX;
 
@@ -192,7 +188,8 @@ static void mt7621_init_data(struct fe_soc_data *data,
 {
        struct fe_priv *priv = netdev_priv(netdev);
 
-       priv->flags = FE_FLAG_PADDING_64B | FE_FLAG_RX_2B_OFFSET;
+       priv->flags = FE_FLAG_PADDING_64B | FE_FLAG_RX_2B_OFFSET |
+               FE_FLAG_RX_SG_DMA;
        netdev->hw_features = NETIF_F_HW_VLAN_CTAG_TX;
 }
 
@@ -214,7 +211,6 @@ static struct fe_soc_data mt7620_data = {
        .set_mac = mt7620_set_mac,
        .fwd_config = mt7620_fwd_config,
        .tx_dma = mt7620_tx_dma,
-       .rx_dma = mt7620_rx_dma,
        .switch_init = mt7620_gsw_probe,
        .switch_config = mt7620_gsw_config,
        .port_init = mt7620_port_init,
@@ -237,7 +233,6 @@ static struct fe_soc_data mt7621_data = {
        .set_mac = mt7621_set_mac,
        .fwd_config = mt7621_fwd_config,
        .tx_dma = mt7621_tx_dma,
-       .rx_dma = mt7620_rx_dma,
        .switch_init = mt7620_gsw_probe,
        .switch_config = mt7621_gsw_config,
        .reg_table = mt7621_reg_table,