diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethoc.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c index a5c4b46..198827f 100644 --- a/drivers/net/ethoc.c +++ b/drivers/net/ethoc.c @@ -255,6 +255,7 @@ static int ethoc_init_ring(struct ethoc *priv) /* setup transmission buffers */ bd.stat = TX_BD_IRQ | TX_BD_CRC; + bd.addr = 0; for (i = 0; i < priv->num_tx; i++) { if (i == priv->num_tx - 1) @@ -266,11 +267,12 @@ static int ethoc_init_ring(struct ethoc *priv) bd.stat = RX_BD_EMPTY | RX_BD_IRQ; for (i = 0; i < priv->num_rx; i++) { - bd.addr = (u32)net_rx_packets[i]; + bd.addr = virt_to_phys(net_rx_packets[i]); if (i == priv->num_rx - 1) bd.stat |= RX_BD_WRAP; - flush_dcache_range(bd.addr, bd.addr + PKTSIZE_ALIGN); + flush_dcache_range((ulong)net_rx_packets[i], + (ulong)net_rx_packets[i] + PKTSIZE_ALIGN); ethoc_write_bd(priv, priv->num_tx + i, &bd); } @@ -351,10 +353,10 @@ static int ethoc_update_rx_stats(struct ethoc_bd *bd) static int ethoc_rx_common(struct ethoc *priv, uchar **packetp) { - u32 entry; struct ethoc_bd bd; + u32 i = priv->cur_rx % priv->num_rx; + u32 entry = priv->num_tx + i; - entry = priv->num_tx + (priv->cur_rx % priv->num_rx); ethoc_read_bd(priv, entry, &bd); if (bd.stat & RX_BD_EMPTY) return -EAGAIN; @@ -365,7 +367,7 @@ static int ethoc_rx_common(struct ethoc *priv, uchar **packetp) int size = bd.stat >> 16; size -= 4; /* strip the CRC */ - *packetp = (void *)bd.addr; + *packetp = net_rx_packets[i]; return size; } else { return 0; @@ -428,9 +430,9 @@ static int ethoc_send_common(struct ethoc *priv, void *packet, int length) bd.stat |= TX_BD_PAD; else bd.stat &= ~TX_BD_PAD; - bd.addr = (u32)packet; + bd.addr = virt_to_phys(packet); - flush_dcache_range(bd.addr, bd.addr + length); + flush_dcache_range((ulong)packet, (ulong)packet + length); bd.stat &= ~(TX_BD_STATS | TX_BD_LEN_MASK); bd.stat |= TX_BD_LEN(length); ethoc_write_bd(priv, entry, &bd); @@ -463,14 +465,15 @@ static int ethoc_send_common(struct ethoc *priv, void *packet, int length) static int ethoc_free_pkt_common(struct ethoc *priv) { - u32 entry; struct ethoc_bd bd; + u32 i = priv->cur_rx % priv->num_rx; + u32 entry = priv->num_tx + i; - entry = priv->num_tx + (priv->cur_rx % priv->num_rx); ethoc_read_bd(priv, entry, &bd); /* clear the buffer descriptor so it can be reused */ - flush_dcache_range(bd.addr, bd.addr + PKTSIZE_ALIGN); + flush_dcache_range((ulong)net_rx_packets[i], + (ulong)net_rx_packets[i] + PKTSIZE_ALIGN); bd.stat &= ~RX_BD_STATS; bd.stat |= RX_BD_EMPTY; ethoc_write_bd(priv, entry, &bd); |