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i40e/i40evf: Fix for UDP/TCP RSS for X722

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The PCTYPES for the X710 and X722 families are different. This patch
makes adjustments for that.

Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Anjali Singhai Jain 2015-12-22 14:25:05 -08:00 committed by Jeff Kirsher
parent 95a7378092
commit 3d0da5b782
4 changed files with 54 additions and 7 deletions
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18
drivers/net/ethernet/intel/i40e/i40e_ethtool.c
View File

@ -2168,6 +2168,10 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
case 0:
return -EINVAL;
case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
hena |=
BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP);
break;
default:
@ -2179,6 +2183,10 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
case 0:
return -EINVAL;
case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
hena |=
BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK);
hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP);
break;
default:
@ -2190,6 +2198,11 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
case 0:
return -EINVAL;
case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
hena |=
BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP);
hena |= (BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_UDP) |
BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4));
break;
@ -2202,6 +2215,11 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
case 0:
return -EINVAL;
case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
hena |=
BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP);
hena |= (BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_UDP) |
BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6));
break;

6
drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
View File

@ -1213,6 +1213,12 @@ static int i40e_vc_get_vf_resources_msg(struct i40e_vf *vf, u8 *msg)
vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_RSS_REG;
}
if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE) {
if (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2)
vfres->vf_offload_flags |=
I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2;
}
if (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_RX_POLLING)
vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_RX_POLLING;

29
drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c
View File

@ -459,6 +459,7 @@ static int i40evf_set_rss_hash_opt(struct i40evf_adapter *adapter,
struct ethtool_rxnfc *nfc)
{
struct i40e_hw *hw = &adapter->hw;
u32 flags = adapter->vf_res->vf_offload_flags;
u64 hena = (u64)rd32(hw, I40E_VFQF_HENA(0)) |
((u64)rd32(hw, I40E_VFQF_HENA(1)) << 32);
@ -477,19 +478,34 @@ static int i40evf_set_rss_hash_opt(struct i40evf_adapter *adapter,
switch (nfc->flow_type) {
case TCP_V4_FLOW:
if (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3))
if (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
if (flags & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2)
hena |=
BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP);
else
} else {
return -EINVAL;
}
break;
case TCP_V6_FLOW:
if (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3))
if (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
if (flags & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2)
hena |=
BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK);
hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP);
else
} else {
return -EINVAL;
}
break;
case UDP_V4_FLOW:
if (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
if (flags & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2)
hena |=
BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP);
hena |= (BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_UDP) |
BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4));
} else {
@ -498,6 +514,11 @@ static int i40evf_set_rss_hash_opt(struct i40evf_adapter *adapter,
break;
case UDP_V6_FLOW:
if (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
if (flags & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2)
hena |=
BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP);
hena |= (BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_UDP) |
BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6));
} else {

8
drivers/net/ethernet/intel/i40evf/i40evf_main.c
View File

@ -1456,7 +1456,11 @@ static int i40evf_init_rss(struct i40evf_adapter *adapter)
int ret;
/* Enable PCTYPES for RSS, TCP/UDP with IPv4/IPv6 */
hena = I40E_DEFAULT_RSS_HENA;
if (adapter->vf_res->vf_offload_flags &
I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2)
hena = I40E_DEFAULT_RSS_HENA_EXPANDED;
else
hena = I40E_DEFAULT_RSS_HENA;
wr32(hw, I40E_VFQF_HENA(0), (u32)hena);
wr32(hw, I40E_VFQF_HENA(1), (u32)(hena >> 32));
@ -2507,8 +2511,6 @@ static void i40evf_init_task(struct work_struct *work)
if (adapter->vf_res->vf_offload_flags &
I40E_VIRTCHNL_VF_OFFLOAD_WB_ON_ITR)
adapter->flags |= I40EVF_FLAG_WB_ON_ITR_CAPABLE;
if (!RSS_AQ(adapter))
i40evf_init_rss(adapter);
err = i40evf_request_misc_irq(adapter);
if (err)
goto err_sw_init;