net/i40e: restore disable double VLAN by default
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Commit Message
Restore disable double VLAN by default.
Fixes: ae97b8b89826 ("net/i40e: fix error disable double VLAN")
Signed-off-by: Kevin Liu <kevinx.liu@intel.com>
---
doc/guides/nics/i40e.rst | 6 +++---
drivers/net/i40e/i40e_ethdev.c | 12 ------------
2 files changed, 3 insertions(+), 15 deletions(-)
Comments
> -----Original Message-----
> From: Kevin Liu <kevinx.liu@intel.com>
> Sent: Thursday, July 7, 2022 6:48 PM
> To: dev@dpdk.org
> Cc: Xing, Beilei <beilei.xing@intel.com>; Zhang, Yuying
> <yuying.zhang@intel.com>; Yang, SteveX <stevex.yang@intel.com>; Liu,
> KevinX <kevinx.liu@intel.com>
> Subject: [PATCH] net/i40e: restore disable double VLAN by default
>
> Restore disable double VLAN by default.
>
> Fixes: ae97b8b89826 ("net/i40e: fix error disable double VLAN")
> Signed-off-by: Kevin Liu <kevinx.liu@intel.com>
> ---
Tested-by: Yu Jiang <YuX.Jiang@intel.com>
Best regards,
Yu Jiang
> -----Original Message-----
> From: Kevin Liu <kevinx.liu@intel.com>
> Sent: Thursday, July 7, 2022 6:48 PM
> To: dev@dpdk.org
> Cc: Xing, Beilei <beilei.xing@intel.com>; Zhang, Yuying
> <yuying.zhang@intel.com>; Yang, SteveX <stevex.yang@intel.com>; Liu, KevinX
> <kevinx.liu@intel.com>
> Subject: [PATCH] net/i40e: restore disable double VLAN by default
>
> Restore disable double VLAN by default.
>
> Fixes: ae97b8b89826 ("net/i40e: fix error disable double VLAN")
> Signed-off-by: Kevin Liu <kevinx.liu@intel.com>
> ---
Tested-by: Yingya Han<yingyax.han@intel.com>
Best regards,
Yingya
Hi,
> -----Original Message-----
> From: Kevin Liu <kevinx.liu@intel.com>
> Sent: Thursday, July 7, 2022 18:48
> To: dev@dpdk.org
> Cc: Xing, Beilei <beilei.xing@intel.com>; Zhang, Yuying
> <yuying.zhang@intel.com>; Yang, SteveX <stevex.yang@intel.com>; Liu, KevinX
> <kevinx.liu@intel.com>
> Subject: [PATCH] net/i40e: restore disable double VLAN by default
>
> Restore disable double VLAN by default.
Please add detail reason, like will caused performance drop issue.
>
> Fixes: ae97b8b89826 ("net/i40e: fix error disable double VLAN")
> Signed-off-by: Kevin Liu <kevinx.liu@intel.com>
> ---
> doc/guides/nics/i40e.rst | 6 +++---
> drivers/net/i40e/i40e_ethdev.c | 12 ------------
> 2 files changed, 3 insertions(+), 15 deletions(-)
>
> diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst index
> 85fdc4944d..f61c327726 100644
> --- a/doc/guides/nics/i40e.rst
> +++ b/doc/guides/nics/i40e.rst
> @@ -969,10 +969,10 @@ it will fail and return the info "Conflict with the first
> rule's input set", which means the current rule's input set conflicts with the first
> rule's.
> Remove the first rule if want to change the input set of the PCTYPE.
>
> -Disable QinQ is not supported when FW >= 8.4 -
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> +To use VLAN functions, need to enable QinQ when FW >= 8.4
Not only this issue, you should cover all the issue we know.
Vlan related feature miss when FW>=8.4
~~~~~~~~~~~~~
If upgrade FW to version 8.4 and higher, some vlan related issue exist:
1.vlan tci input set not work
2.tpid set fail
3.need enable qinq before use vlan filter
4.outer vlan strip fail
> +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> -If upgrade FW to version 8.4 and higher, enable QinQ by default and disable
> QinQ is not supported.
> +If upgrade FW to version 8.4 and higher, when using VLAN functions, need to
> enable QinQ.
>
>
> Example of getting best performance with l3fwd example diff --git
> a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index
> 684e095026..117dd85c11 100644
> --- a/drivers/net/i40e/i40e_ethdev.c
> +++ b/drivers/net/i40e/i40e_ethdev.c
> @@ -4027,12 +4027,6 @@ i40e_vlan_offload_set(struct rte_eth_dev *dev, int
> mask)
> }
>
> if (mask & RTE_ETH_VLAN_EXTEND_MASK) {
> - /* Double VLAN not allowed to be disabled.*/
> - if (pf->fw8_3gt && !(rxmode->offloads &
> RTE_ETH_RX_OFFLOAD_VLAN_EXTEND)) {
> - PMD_DRV_LOG(WARNING,
> - "Disable double VLAN is not allowed after
> firmwarev8.3!");
> - return 0;
> - }
> i = 0;
> num = vsi->mac_num;
> mac_filter = rte_zmalloc("mac_filter_info_data",
> @@ -6296,7 +6290,6 @@ int i40e_vsi_cfg_inner_vlan_stripping(struct i40e_vsi
> *vsi, bool on) static int i40e_dev_init_vlan(struct rte_eth_dev *dev) {
> - struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data-
> >dev_private);
> struct rte_eth_dev_data *data = dev->data;
> int ret;
> int mask = 0;
> @@ -6307,11 +6300,6 @@ i40e_dev_init_vlan(struct rte_eth_dev *dev)
> RTE_ETH_VLAN_FILTER_MASK |
> RTE_ETH_VLAN_EXTEND_MASK;
>
> - /* Double VLAN be enabled by default.*/
> - if (pf->fw8_3gt) {
> - struct rte_eth_rxmode *rxmode = &dev->data-
> >dev_conf.rxmode;
> - rxmode->offloads |= RTE_ETH_RX_OFFLOAD_VLAN_EXTEND;
> - }
> ret = i40e_vlan_offload_set(dev, mask);
> if (ret) {
> PMD_DRV_LOG(INFO, "Failed to update vlan offload");
> --
> 2.34.1
Ok, I'll tidy it up again.
> -----Original Message-----
> From: Yang, Qiming <qiming.yang@intel.com>
> Sent: 2022年7月7日 14:55
> To: Liu, KevinX <kevinx.liu@intel.com>; dev@dpdk.org
> Cc: Xing, Beilei <beilei.xing@intel.com>; Zhang, Yuying
> <yuying.zhang@intel.com>; Yang, SteveX <stevex.yang@intel.com>; Liu,
> KevinX <kevinx.liu@intel.com>
> Subject: RE: [PATCH] net/i40e: restore disable double VLAN by default
>
> Hi,
>
> > -----Original Message-----
> > From: Kevin Liu <kevinx.liu@intel.com>
> > Sent: Thursday, July 7, 2022 18:48
> > To: dev@dpdk.org
> > Cc: Xing, Beilei <beilei.xing@intel.com>; Zhang, Yuying
> > <yuying.zhang@intel.com>; Yang, SteveX <stevex.yang@intel.com>; Liu,
> > KevinX <kevinx.liu@intel.com>
> > Subject: [PATCH] net/i40e: restore disable double VLAN by default
> >
> > Restore disable double VLAN by default.
>
> Please add detail reason, like will caused performance drop issue.
> >
> > Fixes: ae97b8b89826 ("net/i40e: fix error disable double VLAN")
> > Signed-off-by: Kevin Liu <kevinx.liu@intel.com>
> > ---
> > doc/guides/nics/i40e.rst | 6 +++---
> > drivers/net/i40e/i40e_ethdev.c | 12 ------------
> > 2 files changed, 3 insertions(+), 15 deletions(-)
> >
> > diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst index
> > 85fdc4944d..f61c327726 100644
> > --- a/doc/guides/nics/i40e.rst
> > +++ b/doc/guides/nics/i40e.rst
> > @@ -969,10 +969,10 @@ it will fail and return the info "Conflict with
> > the first rule's input set", which means the current rule's input set
> > conflicts with the first rule's.
> > Remove the first rule if want to change the input set of the PCTYPE.
> >
> > -Disable QinQ is not supported when FW >= 8.4 -
> > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > +To use VLAN functions, need to enable QinQ when FW >= 8.4
>
> Not only this issue, you should cover all the issue we know.
>
> Vlan related feature miss when FW>=8.4
> ~~~~~~~~~~~~~
> If upgrade FW to version 8.4 and higher, some vlan related issue exist:
> 1.vlan tci input set not work
> 2.tpid set fail
> 3.need enable qinq before use vlan filter 4.outer vlan strip fail
>
> >
> +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >
> > -If upgrade FW to version 8.4 and higher, enable QinQ by default and
> > disable QinQ is not supported.
> > +If upgrade FW to version 8.4 and higher, when using VLAN functions,
> > +need to
> > enable QinQ.
> >
> >
> > Example of getting best performance with l3fwd example diff --git
> > a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
> > index
> > 684e095026..117dd85c11 100644
> > --- a/drivers/net/i40e/i40e_ethdev.c
> > +++ b/drivers/net/i40e/i40e_ethdev.c
> > @@ -4027,12 +4027,6 @@ i40e_vlan_offload_set(struct rte_eth_dev *dev,
> > int
> > mask)
> > }
> >
> > if (mask & RTE_ETH_VLAN_EXTEND_MASK) {
> > - /* Double VLAN not allowed to be disabled.*/
> > - if (pf->fw8_3gt && !(rxmode->offloads &
> > RTE_ETH_RX_OFFLOAD_VLAN_EXTEND)) {
> > - PMD_DRV_LOG(WARNING,
> > - "Disable double VLAN is not allowed after
> > firmwarev8.3!");
> > - return 0;
> > - }
> > i = 0;
> > num = vsi->mac_num;
> > mac_filter = rte_zmalloc("mac_filter_info_data",
> > @@ -6296,7 +6290,6 @@ int i40e_vsi_cfg_inner_vlan_stripping(struct
> > i40e_vsi *vsi, bool on) static int i40e_dev_init_vlan(struct rte_eth_dev
> *dev) {
> > - struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data-
> > >dev_private);
> > struct rte_eth_dev_data *data = dev->data;
> > int ret;
> > int mask = 0;
> > @@ -6307,11 +6300,6 @@ i40e_dev_init_vlan(struct rte_eth_dev *dev)
> > RTE_ETH_VLAN_FILTER_MASK |
> > RTE_ETH_VLAN_EXTEND_MASK;
> >
> > - /* Double VLAN be enabled by default.*/
> > - if (pf->fw8_3gt) {
> > - struct rte_eth_rxmode *rxmode = &dev->data-
> > >dev_conf.rxmode;
> > - rxmode->offloads |= RTE_ETH_RX_OFFLOAD_VLAN_EXTEND;
> > - }
> > ret = i40e_vlan_offload_set(dev, mask);
> > if (ret) {
> > PMD_DRV_LOG(INFO, "Failed to update vlan offload");
> > --
> > 2.34.1
@@ -969,10 +969,10 @@ it will fail and return the info "Conflict with the first rule's input set",
which means the current rule's input set conflicts with the first rule's.
Remove the first rule if want to change the input set of the PCTYPE.
-Disable QinQ is not supported when FW >= 8.4
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+To use VLAN functions, need to enable QinQ when FW >= 8.4
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-If upgrade FW to version 8.4 and higher, enable QinQ by default and disable QinQ is not supported.
+If upgrade FW to version 8.4 and higher, when using VLAN functions, need to enable QinQ.
Example of getting best performance with l3fwd example
@@ -4027,12 +4027,6 @@ i40e_vlan_offload_set(struct rte_eth_dev *dev, int mask)
}
if (mask & RTE_ETH_VLAN_EXTEND_MASK) {
- /* Double VLAN not allowed to be disabled.*/
- if (pf->fw8_3gt && !(rxmode->offloads & RTE_ETH_RX_OFFLOAD_VLAN_EXTEND)) {
- PMD_DRV_LOG(WARNING,
- "Disable double VLAN is not allowed after firmwarev8.3!");
- return 0;
- }
i = 0;
num = vsi->mac_num;
mac_filter = rte_zmalloc("mac_filter_info_data",
@@ -6296,7 +6290,6 @@ int i40e_vsi_cfg_inner_vlan_stripping(struct i40e_vsi *vsi, bool on)
static int
i40e_dev_init_vlan(struct rte_eth_dev *dev)
{
- struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
struct rte_eth_dev_data *data = dev->data;
int ret;
int mask = 0;
@@ -6307,11 +6300,6 @@ i40e_dev_init_vlan(struct rte_eth_dev *dev)
RTE_ETH_VLAN_FILTER_MASK |
RTE_ETH_VLAN_EXTEND_MASK;
- /* Double VLAN be enabled by default.*/
- if (pf->fw8_3gt) {
- struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
- rxmode->offloads |= RTE_ETH_RX_OFFLOAD_VLAN_EXTEND;
- }
ret = i40e_vlan_offload_set(dev, mask);
if (ret) {
PMD_DRV_LOG(INFO, "Failed to update vlan offload");