drivers/net/ethernet/intel/ice/ice_devlink.c | 78 +++++++++++++++++++- drivers/net/ethernet/intel/ice/ice_sriov.c | 62 ++++++++++++++++ drivers/net/ethernet/intel/ice/ice_sriov.h | 8 ++ 3 files changed, 147 insertions(+), 1 deletion(-)
Changing the MAC address of the VFs are not available
via devlink. Add the function handlers to set and get
the HW address for the VFs.
Signed-off-by: Karthik Sundaravel <ksundara@redhat.com>
---
drivers/net/ethernet/intel/ice/ice_devlink.c | 78 +++++++++++++++++++-
drivers/net/ethernet/intel/ice/ice_sriov.c | 62 ++++++++++++++++
drivers/net/ethernet/intel/ice/ice_sriov.h | 8 ++
3 files changed, 147 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/intel/ice/ice_devlink.c b/drivers/net/ethernet/intel/ice/ice_devlink.c
index 80dc5445b50d..39d4d79ac731 100644
--- a/drivers/net/ethernet/intel/ice/ice_devlink.c
+++ b/drivers/net/ethernet/intel/ice/ice_devlink.c
@@ -1576,6 +1576,81 @@ void ice_devlink_destroy_pf_port(struct ice_pf *pf)
devlink_port_unregister(&pf->devlink_port);
}
+/**
+ * ice_devlink_port_get_vf_fn_mac - .port_fn_hw_addr_get devlink handler
+ * @port: devlink port structure
+ * @hw_addr: MAC address of the port
+ * @hw_addr_len: length of MAC address
+ * @extack: extended netdev ack structure
+ *
+ * Callback for the devlink .port_fn_hw_addr_get operation
+ * Return: zero on success or an error code on failure.
+ */
+
+static int ice_devlink_port_get_vf_fn_mac(struct devlink_port *port,
+ u8 *hw_addr, int *hw_addr_len,
+ struct netlink_ext_ack *extack)
+{
+ struct devlink_port_attrs *attrs = &port->attrs;
+ struct devlink_port_pci_vf_attrs *pci_vf;
+ struct devlink *devlink = port->devlink;
+ struct ice_pf *pf;
+ struct ice_vf *vf;
+ int vf_id;
+
+ pf = devlink_priv(devlink);
+ pci_vf = &attrs->pci_vf;
+ vf_id = pci_vf->vf;
+
+ vf = ice_get_vf_by_id(pf, vf_id);
+ if (!vf) {
+ NL_SET_ERR_MSG_MOD(extack, "Unable to get the vf");
+ return -EINVAL;
+ }
+ ether_addr_copy(hw_addr, vf->dev_lan_addr);
+ *hw_addr_len = ETH_ALEN;
+
+ ice_put_vf(vf);
+ return 0;
+}
+
+/**
+ * ice_devlink_port_set_vf_fn_mac - .port_fn_hw_addr_set devlink handler
+ * @port: devlink port structure
+ * @hw_addr: MAC address of the port
+ * @hw_addr_len: length of MAC address
+ * @extack: extended netdev ack structure
+ *
+ * Callback for the devlink .port_fn_hw_addr_set operation
+ * Return: zero on success or an error code on failure.
+ */
+static int ice_devlink_port_set_vf_fn_mac(struct devlink_port *port,
+ const u8 *hw_addr,
+ int hw_addr_len,
+ struct netlink_ext_ack *extack)
+
+{
+ struct devlink_port_attrs *attrs = &port->attrs;
+ struct devlink_port_pci_vf_attrs *pci_vf;
+ struct devlink *devlink = port->devlink;
+ struct ice_pf *pf;
+ u8 mac[ETH_ALEN];
+ int vf_id;
+
+ pf = devlink_priv(devlink);
+ pci_vf = &attrs->pci_vf;
+ vf_id = pci_vf->vf;
+
+ ether_addr_copy(mac, hw_addr);
+
+ return ice_set_vf_fn_mac(pf, vf_id, mac);
+}
+
+static const struct devlink_port_ops ice_devlink_vf_port_ops = {
+ .port_fn_hw_addr_get = ice_devlink_port_get_vf_fn_mac,
+ .port_fn_hw_addr_set = ice_devlink_port_set_vf_fn_mac,
+};
+
/**
* ice_devlink_create_vf_port - Create a devlink port for this VF
* @vf: the VF to create a port for
@@ -1611,7 +1686,8 @@ int ice_devlink_create_vf_port(struct ice_vf *vf)
devlink_port_attrs_set(devlink_port, &attrs);
devlink = priv_to_devlink(pf);
- err = devlink_port_register(devlink, devlink_port, vsi->idx);
+ err = devlink_port_register_with_ops(devlink, devlink_port,
+ vsi->idx, &ice_devlink_vf_port_ops);
if (err) {
dev_err(dev, "Failed to create devlink port for VF %d, error %d\n",
vf->vf_id, err);
diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c
index 31314e7540f8..73cf1d9e9daa 100644
--- a/drivers/net/ethernet/intel/ice/ice_sriov.c
+++ b/drivers/net/ethernet/intel/ice/ice_sriov.c
@@ -1216,6 +1216,68 @@ ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi)
return ret;
}
+/**
+ * ice_set_vf_fn_mac
+ * @pf: PF to be configure
+ * @vf_id: VF identifier
+ * @mac: MAC address
+ *
+ * program VF MAC address
+ */
+int ice_set_vf_fn_mac(struct ice_pf *pf, int vf_id, u8 *mac)
+{
+ struct device *dev;
+ struct ice_vf *vf;
+ int ret;
+
+ dev = ice_pf_to_dev(pf);
+ if (is_multicast_ether_addr(mac)) {
+ dev_err(dev, "%pM not a valid unicast address\n", mac);
+ return -EINVAL;
+ }
+
+ vf = ice_get_vf_by_id(pf, vf_id);
+ if (!vf)
+ return -EINVAL;
+
+ /* nothing left to do, unicast MAC already set */
+ if (ether_addr_equal(vf->dev_lan_addr, mac) &&
+ ether_addr_equal(vf->hw_lan_addr, mac)) {
+ ret = 0;
+ goto out_put_vf;
+ }
+
+ ret = ice_check_vf_ready_for_cfg(vf);
+ if (ret)
+ goto out_put_vf;
+
+ mutex_lock(&vf->cfg_lock);
+
+ /* VF is notified of its new MAC via the PF's response to the
+ * VIRTCHNL_OP_GET_VF_RESOURCES message after the VF has been reset
+ */
+ ether_addr_copy(vf->dev_lan_addr, mac);
+ ether_addr_copy(vf->hw_lan_addr, mac);
+ if (is_zero_ether_addr(mac)) {
+ /* VF will send VIRTCHNL_OP_ADD_ETH_ADDR message with its MAC */
+ vf->pf_set_mac = false;
+ dev_info(dev, "Removing MAC on VF %d. VF driver will be reinitialized\n",
+ vf->vf_id);
+ } else {
+ /* PF will add MAC rule for the VF */
+ vf->pf_set_mac = true;
+ dev_info(dev, "Setting MAC %pM on VF %d. VF driver will be reinitialized\n",
+ mac, vf_id);
+ }
+
+ ice_reset_vf(vf, ICE_VF_RESET_NOTIFY);
+ mutex_unlock(&vf->cfg_lock);
+
+out_put_vf:
+ ice_put_vf(vf);
+ return ret;
+}
+
/**
* ice_set_vf_mac
* @netdev: network interface device structure
diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.h b/drivers/net/ethernet/intel/ice/ice_sriov.h
index 346cb2666f3a..a03be184a806 100644
--- a/drivers/net/ethernet/intel/ice/ice_sriov.h
+++ b/drivers/net/ethernet/intel/ice/ice_sriov.h
@@ -28,6 +28,7 @@
#ifdef CONFIG_PCI_IOV
void ice_process_vflr_event(struct ice_pf *pf);
int ice_sriov_configure(struct pci_dev *pdev, int num_vfs);
+int ice_set_vf_fn_mac(struct ice_pf *pf, int vf_id, u8 *mac);
int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
int
ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi);
@@ -76,6 +77,13 @@ ice_sriov_configure(struct pci_dev __always_unused *pdev,
return -EOPNOTSUPP;
}
+static inline int
+ice_set_vf_fn_mac(struct ice_pf __always_unused *pf,
+ int __always_unused vf_id, u8 __always_unused *mac)
+{
+ return -EOPNOTSUPP;
+}
+
static inline int
ice_set_vf_mac(struct net_device __always_unused *netdev,
int __always_unused vf_id, u8 __always_unused *mac)
--
2.39.3 (Apple Git-145)
On 05.03.2024 16:26, Karthik Sundaravel wrote:
> Changing the MAC address of the VFs are not available
> via devlink. Add the function handlers to set and get
> the HW address for the VFs.
>
> Signed-off-by: Karthik Sundaravel <ksundara@redhat.com>
> ---
> drivers/net/ethernet/intel/ice/ice_devlink.c | 78 +++++++++++++++++++-
> drivers/net/ethernet/intel/ice/ice_sriov.c | 62 ++++++++++++++++
> drivers/net/ethernet/intel/ice/ice_sriov.h | 8 ++
> 3 files changed, 147 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/intel/ice/ice_devlink.c b/drivers/net/ethernet/intel/ice/ice_devlink.c
> index 80dc5445b50d..39d4d79ac731 100644
> --- a/drivers/net/ethernet/intel/ice/ice_devlink.c
> +++ b/drivers/net/ethernet/intel/ice/ice_devlink.c
> @@ -1576,6 +1576,81 @@ void ice_devlink_destroy_pf_port(struct ice_pf *pf)
> devlink_port_unregister(&pf->devlink_port);
> }
>
> +/**
> + * ice_devlink_port_get_vf_fn_mac - .port_fn_hw_addr_get devlink handler
> + * @port: devlink port structure
> + * @hw_addr: MAC address of the port
> + * @hw_addr_len: length of MAC address
> + * @extack: extended netdev ack structure
> + *
> + * Callback for the devlink .port_fn_hw_addr_get operation
> + * Return: zero on success or an error code on failure.
> + */
> +
> +static int ice_devlink_port_get_vf_fn_mac(struct devlink_port *port,
> + u8 *hw_addr, int *hw_addr_len,
> + struct netlink_ext_ack *extack)
> +{
> + struct devlink_port_attrs *attrs = &port->attrs;
You can get VF's pointer using container_of:
container_of(port, struct ice_vf, devlink_port)
You can even create helper function/macro: ice_devlink_port_to_vf
> + struct devlink_port_pci_vf_attrs *pci_vf;
> + struct devlink *devlink = port->devlink;
> + struct ice_pf *pf;
> + struct ice_vf *vf;
> + int vf_id;
> +
> + pf = devlink_priv(devlink);
> + pci_vf = &attrs->pci_vf;
> + vf_id = pci_vf->vf;
> +
> + vf = ice_get_vf_by_id(pf, vf_id);
> + if (!vf) {
> + NL_SET_ERR_MSG_MOD(extack, "Unable to get the vf");
> + return -EINVAL;
> + }
> + ether_addr_copy(hw_addr, vf->dev_lan_addr);
> + *hw_addr_len = ETH_ALEN;
> +
> + ice_put_vf(vf);
> + return 0;
> +}
> +
> +/**
> + * ice_devlink_port_set_vf_fn_mac - .port_fn_hw_addr_set devlink handler
> + * @port: devlink port structure
> + * @hw_addr: MAC address of the port
> + * @hw_addr_len: length of MAC address
> + * @extack: extended netdev ack structure
> + *
> + * Callback for the devlink .port_fn_hw_addr_set operation
> + * Return: zero on success or an error code on failure.
> + */
> +static int ice_devlink_port_set_vf_fn_mac(struct devlink_port *port,
> + const u8 *hw_addr,
> + int hw_addr_len,
> + struct netlink_ext_ack *extack)
> +
> +{
> + struct devlink_port_attrs *attrs = &port->attrs;
> + struct devlink_port_pci_vf_attrs *pci_vf;
> + struct devlink *devlink = port->devlink;
> + struct ice_pf *pf;
> + u8 mac[ETH_ALEN];
> + int vf_id;
> +
> + pf = devlink_priv(devlink);
> + pci_vf = &attrs->pci_vf;
> + vf_id = pci_vf->vf;
> +
> + ether_addr_copy(mac, hw_addr);
> +
> + return ice_set_vf_fn_mac(pf, vf_id, mac);
> +}
> +
> +static const struct devlink_port_ops ice_devlink_vf_port_ops = {
> + .port_fn_hw_addr_get = ice_devlink_port_get_vf_fn_mac,
> + .port_fn_hw_addr_set = ice_devlink_port_set_vf_fn_mac,
> +};
> +
> /**
> * ice_devlink_create_vf_port - Create a devlink port for this VF
> * @vf: the VF to create a port for
> @@ -1611,7 +1686,8 @@ int ice_devlink_create_vf_port(struct ice_vf *vf)
> devlink_port_attrs_set(devlink_port, &attrs);
> devlink = priv_to_devlink(pf);
>
> - err = devlink_port_register(devlink, devlink_port, vsi->idx);
> + err = devlink_port_register_with_ops(devlink, devlink_port,
> + vsi->idx, &ice_devlink_vf_port_ops);
> if (err) {
> dev_err(dev, "Failed to create devlink port for VF %d, error %d\n",
> vf->vf_id, err);
> diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c
> index 31314e7540f8..73cf1d9e9daa 100644
> --- a/drivers/net/ethernet/intel/ice/ice_sriov.c
> +++ b/drivers/net/ethernet/intel/ice/ice_sriov.c
> @@ -1216,6 +1216,68 @@ ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi)
> return ret;
> }
>
> +/**
> + * ice_set_vf_fn_mac
> + * @pf: PF to be configure
> + * @vf_id: VF identifier
> + * @mac: MAC address
> + *
> + * program VF MAC address
> + */
> +int ice_set_vf_fn_mac(struct ice_pf *pf, int vf_id, u8 *mac)
> +{
> + struct device *dev;
> + struct ice_vf *vf;
> + int ret;
> +
> + dev = ice_pf_to_dev(pf);
> + if (is_multicast_ether_addr(mac)) {
> + dev_err(dev, "%pM not a valid unicast address\n", mac);
> + return -EINVAL;
> + }
> +
> + vf = ice_get_vf_by_id(pf, vf_id);
> + if (!vf)
> + return -EINVAL;
> +
> + /* nothing left to do, unicast MAC already set */
> + if (ether_addr_equal(vf->dev_lan_addr, mac) &&
> + ether_addr_equal(vf->hw_lan_addr, mac)) {
> + ret = 0;
> + goto out_put_vf;
> + }
> +
> + ret = ice_check_vf_ready_for_cfg(vf);
> + if (ret)
> + goto out_put_vf;
> +
> + mutex_lock(&vf->cfg_lock);
> +
> + /* VF is notified of its new MAC via the PF's response to the
> + * VIRTCHNL_OP_GET_VF_RESOURCES message after the VF has been reset
> + */
> + ether_addr_copy(vf->dev_lan_addr, mac);
> + ether_addr_copy(vf->hw_lan_addr, mac);
> + if (is_zero_ether_addr(mac)) {
> + /* VF will send VIRTCHNL_OP_ADD_ETH_ADDR message with its MAC */
> + vf->pf_set_mac = false;
> + dev_info(dev, "Removing MAC on VF %d. VF driver will be reinitialized\n",
> + vf->vf_id);
> + } else {
> + /* PF will add MAC rule for the VF */
> + vf->pf_set_mac = true;
> + dev_info(dev, "Setting MAC %pM on VF %d. VF driver will be reinitialized\n",
> + mac, vf_id);
> + }
> +
> + ice_reset_vf(vf, ICE_VF_RESET_NOTIFY);
> + mutex_unlock(&vf->cfg_lock);
> +
> +out_put_vf:
> + ice_put_vf(vf);
> + return ret;
> +}
> +
> /**
> * ice_set_vf_mac
> * @netdev: network interface device structure
> diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.h b/drivers/net/ethernet/intel/ice/ice_sriov.h
> index 346cb2666f3a..a03be184a806 100644
> --- a/drivers/net/ethernet/intel/ice/ice_sriov.h
> +++ b/drivers/net/ethernet/intel/ice/ice_sriov.h
> @@ -28,6 +28,7 @@
> #ifdef CONFIG_PCI_IOV
> void ice_process_vflr_event(struct ice_pf *pf);
> int ice_sriov_configure(struct pci_dev *pdev, int num_vfs);
> +int ice_set_vf_fn_mac(struct ice_pf *pf, int vf_id, u8 *mac);
> int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
> int
> ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi);
> @@ -76,6 +77,13 @@ ice_sriov_configure(struct pci_dev __always_unused *pdev,
> return -EOPNOTSUPP;
> }
>
> +static inline int
> +ice_set_vf_fn_mac(struct ice_pf __always_unused *pf,
> + int __always_unused vf_id, u8 __always_unused *mac)
> +{
> + return -EOPNOTSUPP;
> +}
> +
> static inline int
> ice_set_vf_mac(struct net_device __always_unused *netdev,
> int __always_unused vf_id, u8 __always_unused *mac)
Dear Karthik,
Thank you for your patch.
Am 05.03.24 um 16:26 schrieb Karthik Sundaravel:
> Changing the MAC address of the VFs are not available
Maybe:
… is currently unsupported …
or
… is currently impossible …
> via devlink. Add the function handlers to set and get
> the HW address for the VFs.
This fits into two lines (with a line length of 75 characters)
> Signed-off-by: Karthik Sundaravel <ksundara@redhat.com>
> ---
Could you please add a change-log for each patch iteration?
> drivers/net/ethernet/intel/ice/ice_devlink.c | 78 +++++++++++++++++++-
> drivers/net/ethernet/intel/ice/ice_sriov.c | 62 ++++++++++++++++
> drivers/net/ethernet/intel/ice/ice_sriov.h | 8 ++
> 3 files changed, 147 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/intel/ice/ice_devlink.c b/drivers/net/ethernet/intel/ice/ice_devlink.c
> index 80dc5445b50d..39d4d79ac731 100644
> --- a/drivers/net/ethernet/intel/ice/ice_devlink.c
> +++ b/drivers/net/ethernet/intel/ice/ice_devlink.c
> @@ -1576,6 +1576,81 @@ void ice_devlink_destroy_pf_port(struct ice_pf *pf)
> devlink_port_unregister(&pf->devlink_port);
> }
>
> +/**
> + * ice_devlink_port_get_vf_fn_mac - .port_fn_hw_addr_get devlink handler
> + * @port: devlink port structure
> + * @hw_addr: MAC address of the port
> + * @hw_addr_len: length of MAC address
> + * @extack: extended netdev ack structure
> + *
> + * Callback for the devlink .port_fn_hw_addr_get operation
> + * Return: zero on success or an error code on failure.
> + */
> +
> +static int ice_devlink_port_get_vf_fn_mac(struct devlink_port *port,
> + u8 *hw_addr, int *hw_addr_len,
> + struct netlink_ext_ack *extack)
> +{
> + struct devlink_port_attrs *attrs = &port->attrs;
> + struct devlink_port_pci_vf_attrs *pci_vf;
> + struct devlink *devlink = port->devlink;
> + struct ice_pf *pf;
> + struct ice_vf *vf;
> + int vf_id;
The signature of `ice_get_vf_by_id()` uses u16 as type.
> +
> + pf = devlink_priv(devlink);
> + pci_vf = &attrs->pci_vf;
> + vf_id = pci_vf->vf;
> +
> + vf = ice_get_vf_by_id(pf, vf_id);
> + if (!vf) {
> + NL_SET_ERR_MSG_MOD(extack, "Unable to get the vf");
Maybe also add the vf_id to theh error message?
> + return -EINVAL;
> + }
> + ether_addr_copy(hw_addr, vf->dev_lan_addr);
> + *hw_addr_len = ETH_ALEN;
> +
> + ice_put_vf(vf);
> + return 0;
> +}
> +
> +/**
> + * ice_devlink_port_set_vf_fn_mac - .port_fn_hw_addr_set devlink handler
> + * @port: devlink port structure
> + * @hw_addr: MAC address of the port
> + * @hw_addr_len: length of MAC address
> + * @extack: extended netdev ack structure
> + *
> + * Callback for the devlink .port_fn_hw_addr_set operation
> + * Return: zero on success or an error code on failure.
> + */
> +static int ice_devlink_port_set_vf_fn_mac(struct devlink_port *port,
> + const u8 *hw_addr,
> + int hw_addr_len,
> + struct netlink_ext_ack *extack)
> +
> +{
> + struct devlink_port_attrs *attrs = &port->attrs;
> + struct devlink_port_pci_vf_attrs *pci_vf;
> + struct devlink *devlink = port->devlink;
> + struct ice_pf *pf;
> + u8 mac[ETH_ALEN];
> + int vf_id;
> +
> + pf = devlink_priv(devlink);
> + pci_vf = &attrs->pci_vf;
> + vf_id = pci_vf->vf;
> +
> + ether_addr_copy(mac, hw_addr);
> +
> + return ice_set_vf_fn_mac(pf, vf_id, mac);
> +}
> +
> +static const struct devlink_port_ops ice_devlink_vf_port_ops = {
> + .port_fn_hw_addr_get = ice_devlink_port_get_vf_fn_mac,
> + .port_fn_hw_addr_set = ice_devlink_port_set_vf_fn_mac,
> +};
> +
> /**
> * ice_devlink_create_vf_port - Create a devlink port for this VF
> * @vf: the VF to create a port for
> @@ -1611,7 +1686,8 @@ int ice_devlink_create_vf_port(struct ice_vf *vf)
> devlink_port_attrs_set(devlink_port, &attrs);
> devlink = priv_to_devlink(pf);
>
> - err = devlink_port_register(devlink, devlink_port, vsi->idx);
> + err = devlink_port_register_with_ops(devlink, devlink_port,
> + vsi->idx, &ice_devlink_vf_port_ops);
> if (err) {
> dev_err(dev, "Failed to create devlink port for VF %d, error %d\n",
> vf->vf_id, err);
> diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c
> index 31314e7540f8..73cf1d9e9daa 100644
> --- a/drivers/net/ethernet/intel/ice/ice_sriov.c
> +++ b/drivers/net/ethernet/intel/ice/ice_sriov.c
> @@ -1216,6 +1216,68 @@ ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi)
> return ret;
> }
>
> +/**
> + * ice_set_vf_fn_mac
> + * @pf: PF to be configure
> + * @vf_id: VF identifier
> + * @mac: MAC address
> + *
> + * program VF MAC address
> + */
> +int ice_set_vf_fn_mac(struct ice_pf *pf, int vf_id, u8 *mac)
Also use u16 for `vf_id`?
> +{
> + struct device *dev;
> + struct ice_vf *vf;
> + int ret;
> +
> + dev = ice_pf_to_dev(pf);
> + if (is_multicast_ether_addr(mac)) {
> + dev_err(dev, "%pM not a valid unicast address\n", mac);
> + return -EINVAL;
> + }
> +
> + vf = ice_get_vf_by_id(pf, vf_id);
> + if (!vf)
> + return -EINVAL;
> +
> + /* nothing left to do, unicast MAC already set */
> + if (ether_addr_equal(vf->dev_lan_addr, mac) &&
> + ether_addr_equal(vf->hw_lan_addr, mac)) {
> + ret = 0;
> + goto out_put_vf;
> + }
> +
> + ret = ice_check_vf_ready_for_cfg(vf);
> + if (ret)
> + goto out_put_vf;
> +
> + mutex_lock(&vf->cfg_lock);
> +
> + /* VF is notified of its new MAC via the PF's response to the
> + * VIRTCHNL_OP_GET_VF_RESOURCES message after the VF has been reset
> + */
> + ether_addr_copy(vf->dev_lan_addr, mac);
> + ether_addr_copy(vf->hw_lan_addr, mac);
> + if (is_zero_ether_addr(mac)) {
> + /* VF will send VIRTCHNL_OP_ADD_ETH_ADDR message with its MAC */
> + vf->pf_set_mac = false;
> + dev_info(dev, "Removing MAC on VF %d. VF driver will be reinitialized\n",
> + vf->vf_id);
> + } else {
> + /* PF will add MAC rule for the VF */
> + vf->pf_set_mac = true;
> + dev_info(dev, "Setting MAC %pM on VF %d. VF driver will be reinitialized\n",
> + mac, vf_id);
> + }
> +
> + ice_reset_vf(vf, ICE_VF_RESET_NOTIFY);
> + mutex_unlock(&vf->cfg_lock);
> +
> +out_put_vf:
> + ice_put_vf(vf);
> + return ret;
> +}
> +
> /**
> * ice_set_vf_mac
> * @netdev: network interface device structure
> diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.h b/drivers/net/ethernet/intel/ice/ice_sriov.h
> index 346cb2666f3a..a03be184a806 100644
> --- a/drivers/net/ethernet/intel/ice/ice_sriov.h
> +++ b/drivers/net/ethernet/intel/ice/ice_sriov.h
> @@ -28,6 +28,7 @@
> #ifdef CONFIG_PCI_IOV
> void ice_process_vflr_event(struct ice_pf *pf);
> int ice_sriov_configure(struct pci_dev *pdev, int num_vfs);
> +int ice_set_vf_fn_mac(struct ice_pf *pf, int vf_id, u8 *mac);
> int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
> int
> ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi);
> @@ -76,6 +77,13 @@ ice_sriov_configure(struct pci_dev __always_unused *pdev,
> return -EOPNOTSUPP;
> }
>
> +static inline int
> +ice_set_vf_fn_mac(struct ice_pf __always_unused *pf,
> + int __always_unused vf_id, u8 __always_unused *mac)
> +{
> + return -EOPNOTSUPP;
> +}
> +
> static inline int
> ice_set_vf_mac(struct net_device __always_unused *netdev,
> int __always_unused vf_id, u8 __always_unused *mac)
Kind regards,
Paul
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