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net/iavf: enable more link speed

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Enable advanced link speed mode (VIRTCHNL_VF_CAP_ADV_LINK_SPEED) so iavf
PMD can identify more link speed that reported by pf.

Cc: stable@dpdk.org

Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Acked-by: Wei Zhao <wei.zhao1@intel.com>
This commit is contained in:
Qi Zhang 2019-05-04 22:09:10 +08:00 committed by Ferruh Yigit
parent 18daca5ecc
commit c387effde8
4 changed files with 34 additions and 10 deletions
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17
drivers/net/iavf/base/virtchnl.h
View File

@ -258,6 +258,8 @@ VIRTCHNL_CHECK_STRUCT_LEN(16, virtchnl_vsi_resource);
#define VIRTCHNL_VF_OFFLOAD_ENCAP 0X00100000
#define VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM 0X00200000
#define VIRTCHNL_VF_OFFLOAD_RX_ENCAP_CSUM 0X00400000
/* Define below the capability flags that are not offloads */
#define VIRTCHNL_VF_CAP_ADV_LINK_SPEED 0x00000080
#define VF_BASE_MODE_OFFLOADS (VIRTCHNL_VF_OFFLOAD_L2 | \
VIRTCHNL_VF_OFFLOAD_VLAN | \
@ -562,10 +564,23 @@ enum virtchnl_event_codes {
struct virtchnl_pf_event {
enum virtchnl_event_codes event;
union {
/* If the PF driver does not support the new speed reporting
* capabilities then use link_event else use link_event_adv to
* get the speed and link information. The ability to understand
* new speeds is indicated by setting the capability flag
* VIRTCHNL_VF_CAP_ADV_LINK_SPEED in vf_cap_flags parameter
* in virtchnl_vf_resource struct and can be used to determine
* which link event struct to use below.
*/
struct {
enum virtchnl_link_speed link_speed;
bool link_status;
u8 link_status;
} link_event;
struct {
/* link_speed provided in Mbps */
u32 link_speed;
u8 link_status;
} link_event_adv;
} event_data;
int severity;

2
drivers/net/iavf/iavf.h
View File

@ -101,7 +101,7 @@ struct iavf_info {
/* Event from pf */
bool dev_closed;
bool link_up;
enum virtchnl_link_speed link_speed;
uint32_t link_speed;
struct iavf_vsi vsi;
bool vf_reset;

21
drivers/net/iavf/iavf_ethdev.c
View File

@ -586,24 +586,33 @@ iavf_dev_link_update(struct rte_eth_dev *dev,
* when receive LINK_CHANGE evnet from PF by Virtchnnl.
*/
switch (vf->link_speed) {
case VIRTCHNL_LINK_SPEED_100MB:
case 10:
new_link.link_speed = ETH_SPEED_NUM_10M;
break;
case 100:
new_link.link_speed = ETH_SPEED_NUM_100M;
break;
case VIRTCHNL_LINK_SPEED_1GB:
case 1000:
new_link.link_speed = ETH_SPEED_NUM_1G;
break;
case VIRTCHNL_LINK_SPEED_10GB:
case 10000:
new_link.link_speed = ETH_SPEED_NUM_10G;
break;
case VIRTCHNL_LINK_SPEED_20GB:
case 20000:
new_link.link_speed = ETH_SPEED_NUM_20G;
break;
case VIRTCHNL_LINK_SPEED_25GB:
case 25000:
new_link.link_speed = ETH_SPEED_NUM_25G;
break;
case VIRTCHNL_LINK_SPEED_40GB:
case 40000:
new_link.link_speed = ETH_SPEED_NUM_40G;
break;
case 50000:
new_link.link_speed = ETH_SPEED_NUM_50G;
break;
case 100000:
new_link.link_speed = ETH_SPEED_NUM_100G;
break;
default:
new_link.link_speed = ETH_SPEED_NUM_NONE;
break;

4
drivers/net/iavf/iavf_vchnl.c
View File

@ -153,7 +153,7 @@ iavf_handle_pf_event_msg(struct rte_eth_dev *dev, uint8_t *msg,
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.link_speed;
vf->link_speed = pf_msg->event_data.link_event_adv.link_speed;
iavf_dev_link_update(dev, 0);
_rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC,
NULL);
@ -344,7 +344,7 @@ iavf_get_vf_resource(struct iavf_adapter *adapter)
* add advanced/optional offload capabilities
*/
caps = IAVF_BASIC_OFFLOAD_CAPS;
caps = IAVF_BASIC_OFFLOAD_CAPS | VIRTCHNL_VF_CAP_ADV_LINK_SPEED;
args.in_args = (uint8_t *)&caps;
args.in_args_size = sizeof(caps);