forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

sfc: Allow for additional checksum offload features

Browse source 
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ben Hutchings 2009-11-29 15:11:02 +00:00 • committed by David S. Miller
parent 7688483568
commit c383b53729
4 changed files with 21 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

2
drivers/net/sfc/efx.c
View file

@ -2179,7 +2179,7 @@ static int __devinit efx_pci_probe(struct pci_dev *pci_dev,
net_dev = alloc_etherdev(sizeof(*efx)); net_dev = alloc_etherdev(sizeof(*efx));
if (!net_dev) if (!net_dev)
return -ENOMEM; return -ENOMEM;
net_dev->features |= (NETIF_F_IP_CSUM | NETIF_F_SG | net_dev->features |= (type->offload_features | NETIF_F_SG |
NETIF_F_HIGHDMA | NETIF_F_TSO | NETIF_F_HIGHDMA | NETIF_F_TSO |
NETIF_F_GRO); NETIF_F_GRO);
/* Mask for features that also apply to VLAN devices */ /* Mask for features that also apply to VLAN devices */

16
drivers/net/sfc/ethtool.c
View file

@ -468,6 +468,19 @@ static void efx_ethtool_get_stats(struct net_device *net_dev,
} }
} }
static int efx_ethtool_set_tx_csum(struct net_device *net_dev, u32 enable)
{
struct efx_nic *efx = netdev_priv(net_dev);
unsigned long features = efx->type->offload_features & NETIF_F_ALL_CSUM;
if (enable)
net_dev->features |= features;
else
net_dev->features &= ~features;
return 0;
}
static int efx_ethtool_set_rx_csum(struct net_device *net_dev, u32 enable) static int efx_ethtool_set_rx_csum(struct net_device *net_dev, u32 enable)
{ {
struct efx_nic *efx = netdev_priv(net_dev); struct efx_nic *efx = netdev_priv(net_dev);
@ -813,7 +826,8 @@ const struct ethtool_ops efx_ethtool_ops = {
.get_rx_csum = efx_ethtool_get_rx_csum, .get_rx_csum = efx_ethtool_get_rx_csum,
.set_rx_csum = efx_ethtool_set_rx_csum, .set_rx_csum = efx_ethtool_set_rx_csum,
.get_tx_csum = ethtool_op_get_tx_csum, .get_tx_csum = ethtool_op_get_tx_csum,
.set_tx_csum = ethtool_op_set_tx_csum, /* Need to enable/disable IPv6 too */
.set_tx_csum = efx_ethtool_set_tx_csum,
.get_sg = ethtool_op_get_sg, .get_sg = ethtool_op_get_sg,
.set_sg = ethtool_op_set_sg, .set_sg = ethtool_op_set_sg,
.get_tso = ethtool_op_get_tso, .get_tso = ethtool_op_get_tso,

2
drivers/net/sfc/falcon.c
View file

@ -3304,6 +3304,7 @@ struct efx_nic_type falcon_a1_nic_type = {
.phys_addr_channels = 4, .phys_addr_channels = 4,
.tx_dc_base = 0x130000, .tx_dc_base = 0x130000,
.rx_dc_base = 0x100000, .rx_dc_base = 0x100000,
.offload_features = NETIF_F_IP_CSUM,
.reset_world_flags = ETH_RESET_IRQ, .reset_world_flags = ETH_RESET_IRQ,
}; };
@ -3351,6 +3352,7 @@ struct efx_nic_type falcon_b0_nic_type = {
* channels */ * channels */
.tx_dc_base = 0x130000, .tx_dc_base = 0x130000,
.rx_dc_base = 0x100000, .rx_dc_base = 0x100000,
.offload_features = NETIF_F_IP_CSUM,
.reset_world_flags = ETH_RESET_IRQ, .reset_world_flags = ETH_RESET_IRQ,
}; };

3
drivers/net/sfc/net_driver.h
View file

@ -864,6 +864,8 @@ static inline const char *efx_dev_name(struct efx_nic *efx)
* descriptors * descriptors
* @tx_dc_base: Base address in SRAM of TX queue descriptor caches * @tx_dc_base: Base address in SRAM of TX queue descriptor caches
* @rx_dc_base: Base address in SRAM of RX queue descriptor caches * @rx_dc_base: Base address in SRAM of RX queue descriptor caches
* @offload_features: net_device feature flags for protocol offload
* features implemented in hardware
* @reset_world_flags: Flags for additional components covered by * @reset_world_flags: Flags for additional components covered by
* reset method RESET_TYPE_WORLD * reset method RESET_TYPE_WORLD
*/ */
@ -904,6 +906,7 @@ struct efx_nic_type {
unsigned int phys_addr_channels; unsigned int phys_addr_channels;
unsigned int tx_dc_base; unsigned int tx_dc_base;
unsigned int rx_dc_base; unsigned int rx_dc_base;
unsigned long offload_features;
u32 reset_world_flags; u32 reset_world_flags;
}; };