diff options
| author | Jon Cooper <jcooper@solarflare.com> | 2012-10-18 14:49:54 (GMT) |
|---|---|---|
| committer | Ben Hutchings <bhutchings@solarflare.com> | 2013-08-27 21:28:24 (GMT) |
| commit | 43a3739d559f02cb00d92a51d8f2a7d294a1b5e5 (patch) | |
| tree | a3453b2992800f3b7a811a732b0bcb116eb16ae2 /drivers/net/ethernet/sfc/efx.c | |
| parent | 64a27752dc249bf2ccae53457e6d72e1281d758d (diff) | |
| download | linux-43a3739d559f02cb00d92a51d8f2a7d294a1b5e5.tar.xz | |
sfc: Generalise packet hash lookup to support EF10 RX prefix
EF10 uses an entirely different RX prefix format from Falcon-arch.
Extend struct efx_nic_type to describe this.
[bwh: Also replace the magic numbers used for the Falcon-arch RX prefix]
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Diffstat (limited to 'drivers/net/ethernet/sfc/efx.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/efx.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 3af28a8..db2f119 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -573,7 +573,7 @@ static void efx_start_datapath(struct efx_nic *efx) * support the current MTU, including padding for header * alignment and overruns. */ - efx->rx_dma_len = (efx->type->rx_buffer_hash_size + + efx->rx_dma_len = (efx->rx_prefix_size + EFX_MAX_FRAME_LEN(efx->net_dev->mtu) + efx->type->rx_buffer_padding); rx_buf_len = (sizeof(struct efx_rx_page_state) + @@ -2456,6 +2456,9 @@ static int efx_init_struct(struct efx_nic *efx, strlcpy(efx->name, pci_name(pci_dev), sizeof(efx->name)); efx->net_dev = net_dev; + efx->rx_prefix_size = efx->type->rx_prefix_size; + efx->rx_packet_hash_offset = + efx->type->rx_hash_offset - efx->type->rx_prefix_size; spin_lock_init(&efx->stats_lock); mutex_init(&efx->mac_lock); efx->phy_op = &efx_dummy_phy_operations; |