diff options
Diffstat (limited to 'drivers/net/ethernet/octeon/octeon_mgmt.c')
| -rw-r--r-- | drivers/net/ethernet/octeon/octeon_mgmt.c | 42 |
1 files changed, 27 insertions, 15 deletions
diff --git a/drivers/net/ethernet/octeon/octeon_mgmt.c b/drivers/net/ethernet/octeon/octeon_mgmt.c index 921729f9c85..7dc3e9b06d7 100644 --- a/drivers/net/ethernet/octeon/octeon_mgmt.c +++ b/drivers/net/ethernet/octeon/octeon_mgmt.c @@ -46,17 +46,25 @@ union mgmt_port_ring_entry { u64 d64; struct { - u64 reserved_62_63:2; +#define RING_ENTRY_CODE_DONE 0xf +#define RING_ENTRY_CODE_MORE 0x10 +#ifdef __BIG_ENDIAN_BITFIELD + u64 reserved_62_63:2; /* Length of the buffer/packet in bytes */ - u64 len:14; + u64 len:14; /* For TX, signals that the packet should be timestamped */ - u64 tstamp:1; + u64 tstamp:1; /* The RX error code */ - u64 code:7; -#define RING_ENTRY_CODE_DONE 0xf -#define RING_ENTRY_CODE_MORE 0x10 + u64 code:7; /* Physical address of the buffer */ - u64 addr:40; + u64 addr:40; +#else + u64 addr:40; + u64 code:7; + u64 tstamp:1; + u64 len:14; + u64 reserved_62_63:2; +#endif } s; }; @@ -1141,10 +1149,13 @@ static int octeon_mgmt_open(struct net_device *netdev) /* For compensation state to lock. */ ndelay(1040 * NS_PER_PHY_CLK); - /* Some Ethernet switches cannot handle standard - * Interframe Gap, increase to 16 bytes. + /* Default Interframe Gaps are too small. Recommended + * workaround is. + * + * AGL_GMX_TX_IFG[IFG1]=14 + * AGL_GMX_TX_IFG[IFG2]=10 */ - cvmx_write_csr(CVMX_AGL_GMX_TX_IFG, 0x88); + cvmx_write_csr(CVMX_AGL_GMX_TX_IFG, 0xae); } octeon_mgmt_rx_fill_ring(netdev); @@ -1437,7 +1448,7 @@ static int octeon_mgmt_probe(struct platform_device *pdev) SET_NETDEV_DEV(netdev, &pdev->dev); - dev_set_drvdata(&pdev->dev, netdev); + platform_set_drvdata(pdev, netdev); p = netdev_priv(netdev); netif_napi_add(netdev, &p->napi, octeon_mgmt_napi_poll, OCTEON_MGMT_NAPI_WEIGHT); @@ -1534,15 +1545,16 @@ static int octeon_mgmt_probe(struct platform_device *pdev) mac = of_get_mac_address(pdev->dev.of_node); - if (mac && is_valid_ether_addr(mac)) + if (mac) memcpy(netdev->dev_addr, mac, ETH_ALEN); else eth_hw_addr_random(netdev); p->phy_np = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0); - pdev->dev.coherent_dma_mask = DMA_BIT_MASK(64); - pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + result = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); + if (result) + goto err; netif_carrier_off(netdev); result = register_netdev(netdev); @@ -1559,7 +1571,7 @@ err: static int octeon_mgmt_remove(struct platform_device *pdev) { - struct net_device *netdev = dev_get_drvdata(&pdev->dev); + struct net_device *netdev = platform_get_drvdata(pdev); unregister_netdev(netdev); free_netdev(netdev); |