diff options
| -rw-r--r-- | drivers/net/ethernet/marvell/mvpp2.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c index 2b0ae35d2168..7a6e6ae0a074 100644 --- a/drivers/net/ethernet/marvell/mvpp2.c +++ b/drivers/net/ethernet/marvell/mvpp2.c @@ -38,11 +38,12 @@ #include <net/ipv6.h> #include <net/tso.h> -/* RX Fifo Registers */ +/* Fifo Registers */ #define MVPP2_RX_DATA_FIFO_SIZE_REG(port) (0x00 + 4 * (port)) #define MVPP2_RX_ATTR_FIFO_SIZE_REG(port) (0x20 + 4 * (port)) #define MVPP2_RX_MIN_PKT_SIZE_REG 0x60 #define MVPP2_RX_FIFO_INIT_REG 0x64 +#define MVPP22_TX_FIFO_SIZE_REG(port) (0x8860 + 4 * (port)) /* RX DMA Top Registers */ #define MVPP2_RX_CTRL_REG(port) (0x140 + 4 * (port)) @@ -512,6 +513,10 @@ #define MVPP2_RX_FIFO_PORT_ATTR_SIZE_4KB 0x40 #define MVPP2_RX_FIFO_PORT_MIN_PKT 0x80 +/* TX FIFO constants */ +#define MVPP22_TX_FIFO_DATA_SIZE_10KB 0xa +#define MVPP22_TX_FIFO_DATA_SIZE_3KB 0x3 + /* RX buffer constants */ #define MVPP2_SKB_SHINFO_SIZE \ SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) @@ -7811,6 +7816,16 @@ static void mvpp22_rx_fifo_init(struct mvpp2 *priv) mvpp2_write(priv, MVPP2_RX_FIFO_INIT_REG, 0x1); } +/* Initialize Tx FIFO's */ +static void mvpp22_tx_fifo_init(struct mvpp2 *priv) +{ + int port; + + for (port = 0; port < MVPP2_MAX_PORTS; port++) + mvpp2_write(priv, MVPP22_TX_FIFO_SIZE_REG(port), + MVPP22_TX_FIFO_DATA_SIZE_3KB); +} + static void mvpp2_axi_init(struct mvpp2 *priv) { u32 val, rdval, wrval; @@ -7906,11 +7921,13 @@ static int mvpp2_init(struct platform_device *pdev, struct mvpp2 *priv) return err; } - /* Rx Fifo Init */ - if (priv->hw_version == MVPP21) + /* Fifo Init */ + if (priv->hw_version == MVPP21) { mvpp2_rx_fifo_init(priv); - else + } else { mvpp22_rx_fifo_init(priv); + mvpp22_tx_fifo_init(priv); + } if (priv->hw_version == MVPP21) writel(MVPP2_EXT_GLOBAL_CTRL_DEFAULT, |