[v3] net/iavf: fix link speed
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Commit Message
From: Alvin Zhang <alvinx.zhang@intel.com>
If the PF driver does not support the new speed reporting capabilities then
use link_event instead of link_event_adv to get the speed.
Fixes: 48de41ca11f0 (net/iavf: enable link status update)
Cc: jingjing.wu@intel.com
Cc: stable@dpdk.org
Signed-off-by: Alvin Zhang <alvinx.zhang@intel.com>
V2: Modify codes according to comments.
V3: Update git log.
---
drivers/net/iavf/iavf_vchnl.c | 47 ++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 46 insertions(+), 1 deletion(-)
Comments
> -----Original Message-----
> From: Zhang, AlvinX <alvinx.zhang@intel.com>
> Sent: Thursday, April 30, 2020 11:21 AM
> To: dev@dpdk.org
> Cc: Zhang, Qi Z <qi.z.zhang@intel.com>; Xing, Beilei <beilei.xing@intel.com>;
> Zhang, AlvinX <alvinx.zhang@intel.com>; Wu, Jingjing
> <jingjing.wu@intel.com>; stable@dpdk.org
> Subject: [PATCH v3] net/iavf: fix link speed
>
> From: Alvin Zhang <alvinx.zhang@intel.com>
>
> If the PF driver does not support the new speed reporting capabilities then
> use link_event instead of link_event_adv to get the speed.
>
> Fixes: 48de41ca11f0 (net/iavf: enable link status update)
> Cc: jingjing.wu@intel.com
> Cc: stable@dpdk.org
>
> Signed-off-by: Alvin Zhang <alvinx.zhang@intel.com>
>
> V2: Modify codes according to comments.
> V3: Update git log.
> ---
> drivers/net/iavf/iavf_vchnl.c | 47
> ++++++++++++++++++++++++++++++++++++++++++-
> 1 file changed, 46 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/iavf/iavf_vchnl.c b/drivers/net/iavf/iavf_vchnl.c index
> 2a0cdd9..5b8d32e 100644
> --- a/drivers/net/iavf/iavf_vchnl.c
> +++ b/drivers/net/iavf/iavf_vchnl.c
> @@ -130,6 +130,44 @@
> return err;
> }
>
> +static uint32_t
> +iavf_convert_link_speed(enum virtchnl_link_speed virt_link_speed) {
> + uint32_t speed;
> +
> + switch (virt_link_speed) {
> + case VIRTCHNL_LINK_SPEED_100MB:
> + speed = 100;
> + break;
> + case VIRTCHNL_LINK_SPEED_1GB:
> + speed = 1000;
> + break;
> + case VIRTCHNL_LINK_SPEED_10GB:
> + speed = 10000;
> + break;
> + case VIRTCHNL_LINK_SPEED_40GB:
> + speed = 40000;
> + break;
> + case VIRTCHNL_LINK_SPEED_20GB:
> + speed = 20000;
> + break;
> + case VIRTCHNL_LINK_SPEED_25GB:
> + speed = 25000;
> + break;
> + case VIRTCHNL_LINK_SPEED_2_5GB:
> + speed = 2500;
> + break;
> + case VIRTCHNL_LINK_SPEED_5GB:
> + speed = 5000;
> + break;
> + default:
> + speed = 0;
> + break;
> + }
> +
> + return speed;
> +}
> +
> static void
> iavf_handle_pf_event_msg(struct rte_eth_dev *dev, uint8_t *msg,
> uint16_t msglen)
> @@ -151,7 +189,14 @@
> case VIRTCHNL_EVENT_LINK_CHANGE:
> PMD_DRV_LOG(DEBUG, "VIRTCHNL_EVENT_LINK_CHANGE
> event");
> vf->link_up = pf_msg->event_data.link_event.link_status;
> - vf->link_speed = pf_msg-
> >event_data.link_event_adv.link_speed;
> + if (vf->vf_res->vf_cap_flags &
> VIRTCHNL_VF_CAP_ADV_LINK_SPEED) {
> + vf->link_speed =
> + pf_msg-
> >event_data.link_event_adv.link_speed;
> + } else {
> + enum virtchnl_link_speed speed;
> + speed = pf_msg->event_data.link_event.link_speed;
> + vf->link_speed = iavf_convert_link_speed(speed);
> + }
> iavf_dev_link_update(dev, 0);
> _rte_eth_dev_callback_process(dev,
> RTE_ETH_EVENT_INTR_LSC,
> NULL);
> --
> 1.8.3.1
Acked-by: Beilei Xing <beilei.xing@intel.com>
On 04/30, alvinx.zhang@intel.com wrote:
>From: Alvin Zhang <alvinx.zhang@intel.com>
>
>If the PF driver does not support the new speed reporting capabilities then
>use link_event instead of link_event_adv to get the speed.
>
>Fixes: 48de41ca11f0 (net/iavf: enable link status update)
>Cc: jingjing.wu@intel.com
>Cc: stable@dpdk.org
>
>Signed-off-by: Alvin Zhang <alvinx.zhang@intel.com>
>
>V2: Modify codes according to comments.
>V3: Update git log.
>---
Please put the changelog after '---' mark.
> drivers/net/iavf/iavf_vchnl.c | 47 ++++++++++++++++++++++++++++++++++++++++++-
> 1 file changed, 46 insertions(+), 1 deletion(-)
>
>diff --git a/drivers/net/iavf/iavf_vchnl.c b/drivers/net/iavf/iavf_vchnl.c
>index 2a0cdd9..5b8d32e 100644
>--- a/drivers/net/iavf/iavf_vchnl.c
>+++ b/drivers/net/iavf/iavf_vchnl.c
>@@ -130,6 +130,44 @@
> return err;
> }
>
>+static uint32_t
>+iavf_convert_link_speed(enum virtchnl_link_speed virt_link_speed)
>+{
>+ uint32_t speed;
>+
>+ switch (virt_link_speed) {
>+ case VIRTCHNL_LINK_SPEED_100MB:
>+ speed = 100;
>+ break;
>+ case VIRTCHNL_LINK_SPEED_1GB:
>+ speed = 1000;
>+ break;
>+ case VIRTCHNL_LINK_SPEED_10GB:
>+ speed = 10000;
>+ break;
>+ case VIRTCHNL_LINK_SPEED_40GB:
>+ speed = 40000;
>+ break;
>+ case VIRTCHNL_LINK_SPEED_20GB:
>+ speed = 20000;
>+ break;
>+ case VIRTCHNL_LINK_SPEED_25GB:
>+ speed = 25000;
>+ break;
>+ case VIRTCHNL_LINK_SPEED_2_5GB:
>+ speed = 2500;
>+ break;
>+ case VIRTCHNL_LINK_SPEED_5GB:
>+ speed = 5000;
>+ break;
>+ default:
>+ speed = 0;
>+ break;
>+ }
>+
>+ return speed;
>+}
>+
> static void
> iavf_handle_pf_event_msg(struct rte_eth_dev *dev, uint8_t *msg,
> uint16_t msglen)
>@@ -151,7 +189,14 @@
> case VIRTCHNL_EVENT_LINK_CHANGE:
> PMD_DRV_LOG(DEBUG, "VIRTCHNL_EVENT_LINK_CHANGE event");
> vf->link_up = pf_msg->event_data.link_event.link_status;
>- vf->link_speed = pf_msg->event_data.link_event_adv.link_speed;
>+ if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_CAP_ADV_LINK_SPEED) {
>+ vf->link_speed =
>+ pf_msg->event_data.link_event_adv.link_speed;
>+ } else {
>+ enum virtchnl_link_speed speed;
>+ speed = pf_msg->event_data.link_event.link_speed;
>+ vf->link_speed = iavf_convert_link_speed(speed);
>+ }
> iavf_dev_link_update(dev, 0);
> _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC,
> NULL);
>--
>1.8.3.1
>
Applied to dpdk-next-net-intel with beilei's ack, Thanks.
@@ -130,6 +130,44 @@
return err;
}
+static uint32_t
+iavf_convert_link_speed(enum virtchnl_link_speed virt_link_speed)
+{
+ uint32_t speed;
+
+ switch (virt_link_speed) {
+ case VIRTCHNL_LINK_SPEED_100MB:
+ speed = 100;
+ break;
+ case VIRTCHNL_LINK_SPEED_1GB:
+ speed = 1000;
+ break;
+ case VIRTCHNL_LINK_SPEED_10GB:
+ speed = 10000;
+ break;
+ case VIRTCHNL_LINK_SPEED_40GB:
+ speed = 40000;
+ break;
+ case VIRTCHNL_LINK_SPEED_20GB:
+ speed = 20000;
+ break;
+ case VIRTCHNL_LINK_SPEED_25GB:
+ speed = 25000;
+ break;
+ case VIRTCHNL_LINK_SPEED_2_5GB:
+ speed = 2500;
+ break;
+ case VIRTCHNL_LINK_SPEED_5GB:
+ speed = 5000;
+ break;
+ default:
+ speed = 0;
+ break;
+ }
+
+ return speed;
+}
+
static void
iavf_handle_pf_event_msg(struct rte_eth_dev *dev, uint8_t *msg,
uint16_t msglen)
@@ -151,7 +189,14 @@
case VIRTCHNL_EVENT_LINK_CHANGE:
PMD_DRV_LOG(DEBUG, "VIRTCHNL_EVENT_LINK_CHANGE event");
vf->link_up = pf_msg->event_data.link_event.link_status;
- vf->link_speed = pf_msg->event_data.link_event_adv.link_speed;
+ if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_CAP_ADV_LINK_SPEED) {
+ vf->link_speed =
+ pf_msg->event_data.link_event_adv.link_speed;
+ } else {
+ enum virtchnl_link_speed speed;
+ speed = pf_msg->event_data.link_event.link_speed;
+ vf->link_speed = iavf_convert_link_speed(speed);
+ }
iavf_dev_link_update(dev, 0);
_rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC,
NULL);