The callback asks the user application if it is allowed to
perform the mailbox messages.
If the return value from user is RTE_PMD_I40E_MB_EVENT_PROCEED
then continue. If ACK or NACK, do nothing and send
not_supported to VF.
Signed-off-by: Wenzhuo Lu <***@intel.com>
---
drivers/net/i40e/i40e_pf.c | 230 ++++++++++++++++++++++++++++++++++------
drivers/net/i40e/rte_pmd_i40e.h | 21 ++++
2 files changed, 216 insertions(+), 35 deletions(-)
diff --git a/drivers/net/i40e/i40e_pf.c b/drivers/net/i40e/i40e_pf.c
index f70712b..8b8a14f 100644
--- a/drivers/net/i40e/i40e_pf.c
+++ b/drivers/net/i40e/i40e_pf.c
@@ -55,6 +55,7 @@
#include "i40e_ethdev.h"
#include "i40e_rxtx.h"
#include "i40e_pf.h"
+#include "rte_pmd_i40e.h"
#define I40E_CFG_CRCSTRIP_DEFAULT 1
@@ -272,14 +273,23 @@
}
static void
-i40e_pf_host_process_cmd_version(struct i40e_pf_vf *vf)
+i40e_pf_host_process_cmd_version(struct i40e_pf_vf *vf, bool b_op)
{
struct i40e_virtchnl_version_info info;
info.major = I40E_DPDK_VERSION_MAJOR;
info.minor = I40E_DPDK_VERSION_MINOR;
- i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_VERSION,
- I40E_SUCCESS, (uint8_t *)&info, sizeof(info));
+
+ if (b_op)
+ i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_VERSION,
+ I40E_SUCCESS,
+ (uint8_t *)&info,
+ sizeof(info));
+ else
+ i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_VERSION,
+ I40E_NOT_SUPPORTED,
+ (uint8_t *)&info,
+ sizeof(info));
}
static int
@@ -292,13 +302,20 @@
}
static int
-i40e_pf_host_process_cmd_get_vf_resource(struct i40e_pf_vf *vf)
+i40e_pf_host_process_cmd_get_vf_resource(struct i40e_pf_vf *vf, bool b_op)
{
struct i40e_virtchnl_vf_resource *vf_res = NULL;
struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
uint32_t len = 0;
int ret = I40E_SUCCESS;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(vf,
+ I40E_VIRTCHNL_OP_GET_VF_RESOURCES,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
/* only have 1 VSI by default */
len = sizeof(struct i40e_virtchnl_vf_resource) +
I40E_DEFAULT_VF_VSI_NUM *
@@ -423,7 +440,8 @@
static int
i40e_pf_host_process_cmd_config_vsi_queues(struct i40e_pf_vf *vf,
uint8_t *msg,
- uint16_t msglen)
+ uint16_t msglen,
+ bool b_op)
{
struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
struct i40e_vsi *vsi = vf->vsi;
@@ -432,6 +450,13 @@
struct i40e_virtchnl_queue_pair_info *vc_qpi;
int i, ret = I40E_SUCCESS;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(vf,
+ I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
if (!msg || vc_vqci->num_queue_pairs > vsi->nb_qps ||
vc_vqci->num_queue_pairs > I40E_MAX_VSI_QP ||
msglen < I40E_VIRTCHNL_CONFIG_VSI_QUEUES_SIZE(vc_vqci,
@@ -482,7 +507,8 @@
static int
i40e_pf_host_process_cmd_config_vsi_queues_ext(struct i40e_pf_vf *vf,
uint8_t *msg,
- uint16_t msglen)
+ uint16_t msglen,
+ bool b_op)
{
struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
struct i40e_vsi *vsi = vf->vsi;
@@ -491,6 +517,14 @@
struct i40e_virtchnl_queue_pair_ext_info *vc_qpei;
int i, ret = I40E_SUCCESS;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(
+ vf,
+ I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
if (!msg || vc_vqcei->num_queue_pairs > vsi->nb_qps ||
vc_vqcei->num_queue_pairs > I40E_MAX_VSI_QP ||
msglen < I40E_VIRTCHNL_CONFIG_VSI_QUEUES_SIZE(vc_vqcei,
@@ -539,12 +573,21 @@
static int
i40e_pf_host_process_cmd_config_irq_map(struct i40e_pf_vf *vf,
- uint8_t *msg, uint16_t msglen)
+ uint8_t *msg, uint16_t msglen,
+ bool b_op)
{
int ret = I40E_SUCCESS;
struct i40e_virtchnl_irq_map_info *irqmap =
(struct i40e_virtchnl_irq_map_info *)msg;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(
+ vf,
+ I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
if (msg == NULL || msglen < sizeof(struct i40e_virtchnl_irq_map_info)) {
PMD_DRV_LOG(ERR, "buffer too short");
ret = I40E_ERR_PARAM;
@@ -646,12 +689,21 @@
static int
i40e_pf_host_process_cmd_disable_queues(struct i40e_pf_vf *vf,
uint8_t *msg,
- uint16_t msglen)
+ uint16_t msglen,
+ bool b_op)
{
int ret = I40E_SUCCESS;
struct i40e_virtchnl_queue_select *q_sel =
(struct i40e_virtchnl_queue_select *)msg;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(
+ vf,
+ I40E_VIRTCHNL_OP_DISABLE_QUEUES,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
if (msg == NULL || msglen != sizeof(*q_sel)) {
ret = I40E_ERR_PARAM;
goto send_msg;
@@ -669,7 +721,8 @@
static int
i40e_pf_host_process_cmd_add_ether_address(struct i40e_pf_vf *vf,
uint8_t *msg,
- uint16_t msglen)
+ uint16_t msglen,
+ bool b_op)
{
int ret = I40E_SUCCESS;
struct i40e_virtchnl_ether_addr_list *addr_list =
@@ -678,6 +731,14 @@
int i;
struct ether_addr *mac;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(
+ vf,
+ I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
memset(&filter, 0 , sizeof(struct i40e_mac_filter_info));
if (msg == NULL || msglen <= sizeof(*addr_list)) {
@@ -707,7 +768,8 @@
static int
i40e_pf_host_process_cmd_del_ether_address(struct i40e_pf_vf *vf,
uint8_t *msg,
- uint16_t msglen)
+ uint16_t msglen,
+ bool b_op)
{
int ret = I40E_SUCCESS;
struct i40e_virtchnl_ether_addr_list *addr_list =
@@ -715,6 +777,14 @@
int i;
struct ether_addr *mac;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(
+ vf,
+ I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
if (msg == NULL || msglen <= sizeof(*addr_list)) {
PMD_DRV_LOG(ERR, "delete_ether_address argument too short");
ret = I40E_ERR_PARAM;
@@ -739,7 +809,8 @@
static int
i40e_pf_host_process_cmd_add_vlan(struct i40e_pf_vf *vf,
- uint8_t *msg, uint16_t msglen)
+ uint8_t *msg, uint16_t msglen,
+ bool b_op)
{
int ret = I40E_SUCCESS;
struct i40e_virtchnl_vlan_filter_list *vlan_filter_list =
@@ -747,6 +818,14 @@
int i;
uint16_t *vid;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(
+ vf,
+ I40E_VIRTCHNL_OP_ADD_VLAN,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
if (msg == NULL || msglen <= sizeof(*vlan_filter_list)) {
PMD_DRV_LOG(ERR, "add_vlan argument too short");
ret = I40E_ERR_PARAM;
@@ -771,7 +850,8 @@
static int
i40e_pf_host_process_cmd_del_vlan(struct i40e_pf_vf *vf,
uint8_t *msg,
- uint16_t msglen)
+ uint16_t msglen,
+ bool b_op)
{
int ret = I40E_SUCCESS;
struct i40e_virtchnl_vlan_filter_list *vlan_filter_list =
@@ -779,6 +859,14 @@
int i;
uint16_t *vid;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(
+ vf,
+ I40E_VIRTCHNL_OP_DEL_VLAN,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
if (msg == NULL || msglen <= sizeof(*vlan_filter_list)) {
PMD_DRV_LOG(ERR, "delete_vlan argument too short");
ret = I40E_ERR_PARAM;
@@ -803,7 +891,8 @@
i40e_pf_host_process_cmd_config_promisc_mode(
struct i40e_pf_vf *vf,
uint8_t *msg,
- uint16_t msglen)
+ uint16_t msglen,
+ bool b_op)
{
int ret = I40E_SUCCESS;
struct i40e_virtchnl_promisc_info *promisc =
@@ -811,6 +900,14 @@
struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
bool unicast = FALSE, multicast = FALSE;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(
+ vf,
+ I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
if (msg == NULL || msglen != sizeof(*promisc)) {
ret = I40E_ERR_PARAM;
goto send_msg;
@@ -836,13 +933,20 @@
}
static int
-i40e_pf_host_process_cmd_get_stats(struct i40e_pf_vf *vf)
+i40e_pf_host_process_cmd_get_stats(struct i40e_pf_vf *vf, bool b_op)
{
i40e_update_vsi_stats(vf->vsi);
- i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_STATS,
- I40E_SUCCESS, (uint8_t *)&vf->vsi->eth_stats,
- sizeof(vf->vsi->eth_stats));
+ if (b_op)
+ i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_STATS,
+ I40E_SUCCESS,
+ (uint8_t *)&vf->vsi->eth_stats,
+ sizeof(vf->vsi->eth_stats));
+ else
+ i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_STATS,
+ I40E_NOT_SUPPORTED,
+ (uint8_t *)&vf->vsi->eth_stats,
+ sizeof(vf->vsi->eth_stats));
return I40E_SUCCESS;
}
@@ -851,12 +955,21 @@
i40e_pf_host_process_cmd_cfg_vlan_offload(
struct i40e_pf_vf *vf,
uint8_t *msg,
- uint16_t msglen)
+ uint16_t msglen,
+ bool b_op)
{
int ret = I40E_SUCCESS;
struct i40e_virtchnl_vlan_offload_info *offload =
(struct i40e_virtchnl_vlan_offload_info *)msg;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(
+ vf,
+ I40E_VIRTCHNL_OP_CFG_VLAN_OFFLOAD,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
if (msg == NULL || msglen != sizeof(*offload)) {
ret = I40E_ERR_PARAM;
goto send_msg;
@@ -877,12 +990,21 @@
static int
i40e_pf_host_process_cmd_cfg_pvid(struct i40e_pf_vf *vf,
uint8_t *msg,
- uint16_t msglen)
+ uint16_t msglen,
+ bool b_op)
{
int ret = I40E_SUCCESS;
struct i40e_virtchnl_pvid_info *tpid_info =
(struct i40e_virtchnl_pvid_info *)msg;
+ if (!b_op) {
+ i40e_pf_host_send_msg_to_vf(
+ vf,
+ I40E_VIRTCHNL_OP_CFG_VLAN_PVID,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ return ret;
+ }
+
if (msg == NULL || msglen != sizeof(*tpid_info)) {
ret = I40E_ERR_PARAM;
goto send_msg;
@@ -923,6 +1045,8 @@
struct i40e_pf_vf *vf;
/* AdminQ will pass absolute VF id, transfer to internal vf id */
uint16_t vf_id = abs_vf_id - hw->func_caps.vf_base_id;
+ struct rte_pmd_i40e_mb_event_param cb_param;
+ bool b_op = TRUE;
if (vf_id > pf->vf_num - 1 || !pf->vfs) {
PMD_DRV_LOG(ERR, "invalid argument");
@@ -937,10 +1061,35 @@
return;
}
+ /**
+ * initialise structure to send to user application
+ * will return response from user in retval field
+ */
+ cb_param.retval = RTE_PMD_I40E_MB_EVENT_PROCEED;
+ cb_param.vfid = vf_id;
+ cb_param.msg_type = opcode;
+ cb_param.msg = (void *)msg;
+ cb_param.msglen = msglen;
+
+ /**
+ * Ask user application if we're allowed to perform those functions.
+ * If we get cb_param.retval == RTE_PMD_I40E_MB_EVENT_PROCEED,
+ * then business as usual.
+ * If RTE_PMD_I40E_MB_EVENT_NOOP_ACK or RTE_PMD_I40E_MB_EVENT_NOOP_NACK,
+ * do nothing and send not_supported to VF. As PF must send a response
+ * to VF and ACK/NACK is not defined.
+ */
+ _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_VF_MBOX, &cb_param);
+ if (cb_param.retval != RTE_PMD_I40E_MB_EVENT_PROCEED) {
+ PMD_DRV_LOG(WARNING, "VF to PF message(%d) is not permitted!",
+ opcode);
+ b_op = FALSE;
+ }
+
switch (opcode) {
case I40E_VIRTCHNL_OP_VERSION :
PMD_DRV_LOG(INFO, "OP_VERSION received");
- i40e_pf_host_process_cmd_version(vf);
+ i40e_pf_host_process_cmd_version(vf, b_op);
break;
case I40E_VIRTCHNL_OP_RESET_VF :
PMD_DRV_LOG(INFO, "OP_RESET_VF received");
@@ -948,61 +1097,72 @@
break;
case I40E_VIRTCHNL_OP_GET_VF_RESOURCES:
PMD_DRV_LOG(INFO, "OP_GET_VF_RESOURCES received");
- i40e_pf_host_process_cmd_get_vf_resource(vf);
+ i40e_pf_host_process_cmd_get_vf_resource(vf, b_op);
break;
case I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES:
PMD_DRV_LOG(INFO, "OP_CONFIG_VSI_QUEUES received");
- i40e_pf_host_process_cmd_config_vsi_queues(vf, msg, msglen);
+ i40e_pf_host_process_cmd_config_vsi_queues(vf, msg,
+ msglen, b_op);
break;
case I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT:
PMD_DRV_LOG(INFO, "OP_CONFIG_VSI_QUEUES_EXT received");
i40e_pf_host_process_cmd_config_vsi_queues_ext(vf, msg,
- msglen);
+ msglen, b_op);
break;
case I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP:
PMD_DRV_LOG(INFO, "OP_CONFIG_IRQ_MAP received");
- i40e_pf_host_process_cmd_config_irq_map(vf, msg, msglen);
+ i40e_pf_host_process_cmd_config_irq_map(vf, msg, msglen, b_op);
break;
case I40E_VIRTCHNL_OP_ENABLE_QUEUES:
PMD_DRV_LOG(INFO, "OP_ENABLE_QUEUES received");
- i40e_pf_host_process_cmd_enable_queues(vf, msg, msglen);
- i40e_notify_vf_link_status(dev, vf);
+ if (b_op) {
+ i40e_pf_host_process_cmd_enable_queues(vf, msg, msglen);
+ i40e_notify_vf_link_status(dev, vf);
+ } else {
+ i40e_pf_host_send_msg_to_vf(
+ vf, I40E_VIRTCHNL_OP_ENABLE_QUEUES,
+ I40E_NOT_SUPPORTED, NULL, 0);
+ }
break;
case I40E_VIRTCHNL_OP_DISABLE_QUEUES:
PMD_DRV_LOG(INFO, "OP_DISABLE_QUEUE received");
- i40e_pf_host_process_cmd_disable_queues(vf, msg, msglen);
+ i40e_pf_host_process_cmd_disable_queues(vf, msg, msglen, b_op);
break;
case I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS:
PMD_DRV_LOG(INFO, "OP_ADD_ETHER_ADDRESS received");
- i40e_pf_host_process_cmd_add_ether_address(vf, msg, msglen);
+ i40e_pf_host_process_cmd_add_ether_address(vf, msg,
+ msglen, b_op);
break;
case I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS:
PMD_DRV_LOG(INFO, "OP_DEL_ETHER_ADDRESS received");
- i40e_pf_host_process_cmd_del_ether_address(vf, msg, msglen);
+ i40e_pf_host_process_cmd_del_ether_address(vf, msg,
+ msglen, b_op);
break;
case I40E_VIRTCHNL_OP_ADD_VLAN:
PMD_DRV_LOG(INFO, "OP_ADD_VLAN received");
- i40e_pf_host_process_cmd_add_vlan(vf, msg, msglen);
+ i40e_pf_host_process_cmd_add_vlan(vf, msg, msglen, b_op);
break;
case I40E_VIRTCHNL_OP_DEL_VLAN:
PMD_DRV_LOG(INFO, "OP_DEL_VLAN received");
- i40e_pf_host_process_cmd_del_vlan(vf, msg, msglen);
+ i40e_pf_host_process_cmd_del_vlan(vf, msg, msglen, b_op);
break;
case I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE:
PMD_DRV_LOG(INFO, "OP_CONFIG_PROMISCUOUS_MODE received");
- i40e_pf_host_process_cmd_config_promisc_mode(vf, msg, msglen);
+ i40e_pf_host_process_cmd_config_promisc_mode(vf, msg,
+ msglen, b_op);
break;
case I40E_VIRTCHNL_OP_GET_STATS:
PMD_DRV_LOG(INFO, "OP_GET_STATS received");
- i40e_pf_host_process_cmd_get_stats(vf);
+ i40e_pf_host_process_cmd_get_stats(vf, b_op);
break;
case I40E_VIRTCHNL_OP_CFG_VLAN_OFFLOAD:
PMD_DRV_LOG(INFO, "OP_CFG_VLAN_OFFLOAD received");
- i40e_pf_host_process_cmd_cfg_vlan_offload(vf, msg, msglen);
+ i40e_pf_host_process_cmd_cfg_vlan_offload(vf, msg,
+ msglen, b_op);
break;
case I40E_VIRTCHNL_OP_CFG_VLAN_PVID:
PMD_DRV_LOG(INFO, "OP_CFG_VLAN_PVID received");
- i40e_pf_host_process_cmd_cfg_pvid(vf, msg, msglen);
+ i40e_pf_host_process_cmd_cfg_pvid(vf, msg, msglen, b_op);
break;
/* Don't add command supported below, which will
* return an error code.
diff --git a/drivers/net/i40e/rte_pmd_i40e.h b/drivers/net/i40e/rte_pmd_i40e.h
index 14852f2..eb7a72b 100644
--- a/drivers/net/i40e/rte_pmd_i40e.h
+++ b/drivers/net/i40e/rte_pmd_i40e.h
@@ -42,6 +42,27 @@
#include <rte_ethdev.h>
/**
+ * Response sent back to i40e driver from user app after callback
+ */
+enum rte_pmd_i40e_mb_event_rsp {
+ RTE_PMD_I40E_MB_EVENT_NOOP_ACK, /**< skip mbox request and ACK */
+ RTE_PMD_I40E_MB_EVENT_NOOP_NACK, /**< skip mbox request and NACK */
+ RTE_PMD_I40E_MB_EVENT_PROCEED, /**< proceed with mbox request */
+ RTE_PMD_I40E_MB_EVENT_MAX /**< max value of this enum */
+};
+
+/**
+ * Data sent to the user application when the callback is executed.
+ */
+struct rte_pmd_i40e_mb_event_param {
+ uint16_t vfid; /**< Virtual Function number */
+ uint16_t msg_type; /**< VF to PF message type, see i40e_virtchnl_ops */
+ uint16_t retval; /**< return value */
+ void *msg; /**< pointer to message */
+ uint16_t msglen; /**< length of the message */
+};
+
+/**
* Notify VF when PF link status changes.
*
* @param port
--
1.9.3