diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/fec_main.c')
-rw-r--r-- | drivers/net/ethernet/freescale/fec_main.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 01f7e811739b..48a033e64423 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -89,10 +89,10 @@ static struct platform_device_id fec_devtype[] = { .driver_data = 0, }, { .name = "imx25-fec", - .driver_data = FEC_QUIRK_USE_GASKET | FEC_QUIRK_HAS_RACC, + .driver_data = FEC_QUIRK_USE_GASKET, }, { .name = "imx27-fec", - .driver_data = FEC_QUIRK_HAS_RACC, + .driver_data = 0, }, { .name = "imx28-fec", .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_SWAP_FRAME | @@ -180,6 +180,7 @@ MODULE_PARM_DESC(macaddr, "FEC Ethernet MAC address"); /* FEC receive acceleration */ #define FEC_RACC_IPDIS (1 << 1) #define FEC_RACC_PRODIS (1 << 2) +#define FEC_RACC_SHIFT16 BIT(7) #define FEC_RACC_OPTIONS (FEC_RACC_IPDIS | FEC_RACC_PRODIS) /* @@ -912,13 +913,11 @@ fec_restart(struct net_device *ndev) * enet-mac reset will reset mac address registers too, * so need to reconfigure it. */ - if (fep->quirks & FEC_QUIRK_ENET_MAC) { - memcpy(&temp_mac, ndev->dev_addr, ETH_ALEN); - writel((__force u32)cpu_to_be32(temp_mac[0]), - fep->hwp + FEC_ADDR_LOW); - writel((__force u32)cpu_to_be32(temp_mac[1]), - fep->hwp + FEC_ADDR_HIGH); - } + memcpy(&temp_mac, ndev->dev_addr, ETH_ALEN); + writel((__force u32)cpu_to_be32(temp_mac[0]), + fep->hwp + FEC_ADDR_LOW); + writel((__force u32)cpu_to_be32(temp_mac[1]), + fep->hwp + FEC_ADDR_HIGH); /* Clear any outstanding interrupt. */ writel(0xffffffff, fep->hwp + FEC_IEVENT); @@ -945,9 +944,11 @@ fec_restart(struct net_device *ndev) #if !defined(CONFIG_M5272) if (fep->quirks & FEC_QUIRK_HAS_RACC) { - /* set RX checksum */ val = readl(fep->hwp + FEC_RACC); + /* align IP header */ + val |= FEC_RACC_SHIFT16; if (fep->csum_flags & FLAG_RX_CSUM_ENABLED) + /* set RX checksum */ val |= FEC_RACC_OPTIONS; else val &= ~FEC_RACC_OPTIONS; @@ -1428,6 +1429,12 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) prefetch(skb->data - NET_IP_ALIGN); skb_put(skb, pkt_len - 4); data = skb->data; + +#if !defined(CONFIG_M5272) + if (fep->quirks & FEC_QUIRK_HAS_RACC) + data = skb_pull_inline(skb, 2); +#endif + if (!is_copybreak && need_swap) swap_buffer(data, pkt_len); @@ -2887,7 +2894,7 @@ fec_enet_close(struct net_device *ndev) * this kind of feature?). */ -#define HASH_BITS 6 /* #bits in hash */ +#define FEC_HASH_BITS 6 /* #bits in hash */ #define CRC32_POLY 0xEDB88320 static void set_multicast_list(struct net_device *ndev) @@ -2935,10 +2942,10 @@ static void set_multicast_list(struct net_device *ndev) } } - /* only upper 6 bits (HASH_BITS) are used + /* only upper 6 bits (FEC_HASH_BITS) are used * which point to specific bit in he hash registers */ - hash = (crc >> (32 - HASH_BITS)) & 0x3f; + hash = (crc >> (32 - FEC_HASH_BITS)) & 0x3f; if (hash > 31) { tmp = readl(fep->hwp + FEC_GRP_HASH_TABLE_HIGH); |