add _rte_eth_dev_callback_process_vf function.
add _rte_eth_dev_callback_process_generic function
Adding a callback to the user application on VF to PF mailbox message,
allows passing information to the application controlling the PF
when a VF mailbox event message is received, such as VF reset.
Signed-off-by: Alex Zelezniak <az5157 at att.com>
Signed-off-by: Bernard Iremonger <bernard.iremonger at intel.com>
---
lib/librte_ether/rte_ethdev.c | 17 +++++++++++++
lib/librte_ether/rte_ethdev.h | 44 ++++++++++++++++++++++++++++++++++
lib/librte_ether/rte_ether_version.map | 2 ++
3 files changed, 63 insertions(+)
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index c517e88..e850d88 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -2510,6 +2510,20 @@ void
_rte_eth_dev_callback_process(struct rte_eth_dev *dev,
enum rte_eth_event_type event)
{
+ return _rte_eth_dev_callback_process_generic(dev, event, NULL);
+}
+
+void
+_rte_eth_dev_callback_process_vf(struct rte_eth_dev *dev,
+ enum rte_eth_event_type event, void *param)
+{
+ return _rte_eth_dev_callback_process_generic(dev, event, param);
+}
+
+void
+_rte_eth_dev_callback_process_generic(struct rte_eth_dev *dev,
+ enum rte_eth_event_type event, void *param)
+{
struct rte_eth_dev_callback *cb_lst;
struct rte_eth_dev_callback dev_cb;
@@ -2519,6 +2533,9 @@ _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
continue;
dev_cb = *cb_lst;
cb_lst->active = 1;
+ if (param != NULL)
+ dev_cb.cb_arg = (void *) param;
+
rte_spinlock_unlock(&rte_eth_dev_cb_lock);
dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
dev_cb.cb_arg);
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index 7218b6f..b418c5e 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -3026,6 +3026,7 @@ enum rte_eth_event_type {
/**< queue state event (enabled/disabled) */
RTE_ETH_EVENT_INTR_RESET,
/**< reset interrupt event, sent to VF on PF reset */
+ RTE_ETH_EVENT_VF_MBOX, /**< PF mailbox processing callback */
RTE_ETH_EVENT_MAX /**< max value of this enum */
};
@@ -3093,6 +3094,49 @@ void _rte_eth_dev_callback_process(struct rte_eth_dev
*dev,
enum rte_eth_event_type event);
/**
+ * @internal Executes all the user application registered callbacks for
+ * the specific device where parameter have to be passed to user application.
+ * It is for DPDK internal user only. User application should not call it
+ * directly.
+ *
+ * @param dev
+ * Pointer to struct rte_eth_dev.
+ * @param event
+ * Eth device interrupt event type.
+ *
+ * @param param
+ * parameters to pass back to user application.
+ *
+ * @return
+ * void
+ */
+
+void
+_rte_eth_dev_callback_process_vf(struct rte_eth_dev *dev,
+ enum rte_eth_event_type event, void *param);
+
+/**
+ * @internal Executes all the user application registered callbacks. Used by:
+ * _rte_eth_dev_callback_process and _rte_eth_dev_callback_process_vf
+ * It is for DPDK internal user only. User application should not call it
+ * directly.
+ *
+ * @param dev
+ * Pointer to struct rte_eth_dev.
+ * @param event
+ * Eth device interrupt event type.
+ *
+ * @param param
+ * parameters to pass back to user application.
+ *
+ * @return
+ * void
+ */
+void
+_rte_eth_dev_callback_process_generic(struct rte_eth_dev *dev,
+ enum rte_eth_event_type event, void *param);
+
+/**
* When there is no rx packet coming in Rx Queue for a long time, we can
* sleep lcore related to RX Queue for power saving, and enable rx interrupt
* to be triggered when rx packect arrives.
diff --git a/lib/librte_ether/rte_ether_version.map
b/lib/librte_ether/rte_ether_version.map
index 72be66d..6f97a8f 100644
--- a/lib/librte_ether/rte_ether_version.map
+++ b/lib/librte_ether/rte_ether_version.map
@@ -143,6 +143,8 @@ DPDK_16.07 {
DPDK_16.11 {
global:
+ _rte_eth_dev_callback_process_generic;
+ _rte_eth_dev_callback_process_vf;
rte_eth_dev_pci_probe;
rte_eth_dev_pci_remove;
--
2.9.0
