* [PATCH] net: thunderx: Enable TSO and checksum offloads for ipv6
@ 2017-04-06 10:42 ` dev.srinivasulu at gmail.com
0 siblings, 0 replies; 4+ messages in thread
From: dev.srinivasulu @ 2017-04-06 10:42 UTC (permalink / raw)
To: netdev; +Cc: linux-kernel, linux-arm-kernel, sgoutham, tsrinivasulu
From: Thanneeru Srinivasulu <tsrinivasulu@cavium.com>
Adding support for TSO and checksum hardware offloads for ipv6.
Signed-off-by: Thanneeru Srinivasulu <tsrinivasulu@cavium.com>
Signed-off-by: Sunil Goutham <sgoutham@cavium.com>
---
drivers/net/ethernet/cavium/thunder/nicvf_main.c | 8 +++++---
drivers/net/ethernet/cavium/thunder/nicvf_queues.c | 10 +++++++++-
2 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
index bfaf858..81a2fcb 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
@@ -1643,8 +1643,9 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (err)
goto err_unregister_interrupts;
- netdev->hw_features = (NETIF_F_RXCSUM | NETIF_F_IP_CSUM | NETIF_F_SG |
- NETIF_F_TSO | NETIF_F_GRO |
+ netdev->hw_features = (NETIF_F_RXCSUM | NETIF_F_SG |
+ NETIF_F_TSO | NETIF_F_GRO | NETIF_F_TSO6 |
+ NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
NETIF_F_HW_VLAN_CTAG_RX);
netdev->hw_features |= NETIF_F_RXHASH;
@@ -1652,7 +1653,8 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netdev->features |= netdev->hw_features;
netdev->hw_features |= NETIF_F_LOOPBACK;
- netdev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO;
+ netdev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM |
+ NETIF_F_IPV6_CSUM | NETIF_F_TSO | NETIF_F_TSO6;
netdev->netdev_ops = &nicvf_netdev_ops;
netdev->watchdog_timeo = NICVF_TX_TIMEOUT;
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
index f13289f..7b0fd8d 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
@@ -1094,7 +1094,13 @@ static int nicvf_sq_subdesc_required(struct nicvf *nic, struct sk_buff *skb)
{
int proto;
struct sq_hdr_subdesc *hdr;
+ union {
+ struct iphdr *v4;
+ struct ipv6hdr *v6;
+ unsigned char *hdr;
+ } ip;
+ ip.hdr = skb_network_header(skb);
hdr = (struct sq_hdr_subdesc *)GET_SQ_DESC(sq, qentry);
memset(hdr, 0, SND_QUEUE_DESC_SIZE);
hdr->subdesc_type = SQ_DESC_TYPE_HEADER;
@@ -1119,7 +1125,9 @@ static int nicvf_sq_subdesc_required(struct nicvf *nic, struct sk_buff *skb)
hdr->l3_offset = skb_network_offset(skb);
hdr->l4_offset = skb_transport_offset(skb);
- proto = ip_hdr(skb)->protocol;
+ proto = (ip.v4->version == 4) ? ip.v4->protocol :
+ ip.v6->nexthdr;
+
switch (proto) {
case IPPROTO_TCP:
hdr->csum_l4 = SEND_L4_CSUM_TCP;
--
1.7.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH] net: thunderx: Enable TSO and checksum offloads for ipv6
@ 2017-04-06 10:42 ` dev.srinivasulu at gmail.com
0 siblings, 0 replies; 4+ messages in thread
From: dev.srinivasulu at gmail.com @ 2017-04-06 10:42 UTC (permalink / raw)
To: linux-arm-kernel
From: Thanneeru Srinivasulu <tsrinivasulu@cavium.com>
Adding support for TSO and checksum hardware offloads for ipv6.
Signed-off-by: Thanneeru Srinivasulu <tsrinivasulu@cavium.com>
Signed-off-by: Sunil Goutham <sgoutham@cavium.com>
---
drivers/net/ethernet/cavium/thunder/nicvf_main.c | 8 +++++---
drivers/net/ethernet/cavium/thunder/nicvf_queues.c | 10 +++++++++-
2 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
index bfaf858..81a2fcb 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
@@ -1643,8 +1643,9 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (err)
goto err_unregister_interrupts;
- netdev->hw_features = (NETIF_F_RXCSUM | NETIF_F_IP_CSUM | NETIF_F_SG |
- NETIF_F_TSO | NETIF_F_GRO |
+ netdev->hw_features = (NETIF_F_RXCSUM | NETIF_F_SG |
+ NETIF_F_TSO | NETIF_F_GRO | NETIF_F_TSO6 |
+ NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
NETIF_F_HW_VLAN_CTAG_RX);
netdev->hw_features |= NETIF_F_RXHASH;
@@ -1652,7 +1653,8 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netdev->features |= netdev->hw_features;
netdev->hw_features |= NETIF_F_LOOPBACK;
- netdev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO;
+ netdev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM |
+ NETIF_F_IPV6_CSUM | NETIF_F_TSO | NETIF_F_TSO6;
netdev->netdev_ops = &nicvf_netdev_ops;
netdev->watchdog_timeo = NICVF_TX_TIMEOUT;
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
index f13289f..7b0fd8d 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
@@ -1094,7 +1094,13 @@ static int nicvf_sq_subdesc_required(struct nicvf *nic, struct sk_buff *skb)
{
int proto;
struct sq_hdr_subdesc *hdr;
+ union {
+ struct iphdr *v4;
+ struct ipv6hdr *v6;
+ unsigned char *hdr;
+ } ip;
+ ip.hdr = skb_network_header(skb);
hdr = (struct sq_hdr_subdesc *)GET_SQ_DESC(sq, qentry);
memset(hdr, 0, SND_QUEUE_DESC_SIZE);
hdr->subdesc_type = SQ_DESC_TYPE_HEADER;
@@ -1119,7 +1125,9 @@ static int nicvf_sq_subdesc_required(struct nicvf *nic, struct sk_buff *skb)
hdr->l3_offset = skb_network_offset(skb);
hdr->l4_offset = skb_transport_offset(skb);
- proto = ip_hdr(skb)->protocol;
+ proto = (ip.v4->version == 4) ? ip.v4->protocol :
+ ip.v6->nexthdr;
+
switch (proto) {
case IPPROTO_TCP:
hdr->csum_l4 = SEND_L4_CSUM_TCP;
--
1.7.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] net: thunderx: Enable TSO and checksum offloads for ipv6
2017-04-06 10:42 ` dev.srinivasulu at gmail.com
@ 2017-04-07 21:01 ` David Miller
-1 siblings, 0 replies; 4+ messages in thread
From: David Miller @ 2017-04-07 21:01 UTC (permalink / raw)
To: dev.srinivasulu
Cc: netdev, linux-kernel, linux-arm-kernel, sgoutham, tsrinivasulu
From: dev.srinivasulu@gmail.com
Date: Thu, 6 Apr 2017 16:12:26 +0530
> From: Thanneeru Srinivasulu <tsrinivasulu@cavium.com>
>
> Adding support for TSO and checksum hardware offloads for ipv6.
>
> Signed-off-by: Thanneeru Srinivasulu <tsrinivasulu@cavium.com>
> Signed-off-by: Sunil Goutham <sgoutham@cavium.com>
Applied to net-next, thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH] net: thunderx: Enable TSO and checksum offloads for ipv6
@ 2017-04-07 21:01 ` David Miller
0 siblings, 0 replies; 4+ messages in thread
From: David Miller @ 2017-04-07 21:01 UTC (permalink / raw)
To: linux-arm-kernel
From: dev.srinivasulu@gmail.com
Date: Thu, 6 Apr 2017 16:12:26 +0530
> From: Thanneeru Srinivasulu <tsrinivasulu@cavium.com>
>
> Adding support for TSO and checksum hardware offloads for ipv6.
>
> Signed-off-by: Thanneeru Srinivasulu <tsrinivasulu@cavium.com>
> Signed-off-by: Sunil Goutham <sgoutham@cavium.com>
Applied to net-next, thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2017-04-07 21:01 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2017-04-06 10:42 [PATCH] net: thunderx: Enable TSO and checksum offloads for ipv6 dev.srinivasulu
2017-04-06 10:42 ` dev.srinivasulu at gmail.com
2017-04-07 21:01 ` David Miller
2017-04-07 21:01 ` David Miller
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