diff options
Diffstat (limited to 'drivers/net/ethernet/octeon')
| -rw-r--r-- | drivers/net/ethernet/octeon/octeon_mgmt.c | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/drivers/net/ethernet/octeon/octeon_mgmt.c b/drivers/net/ethernet/octeon/octeon_mgmt.c index e6e029237a63..622aa75904c4 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); |