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pds_vdpa: reset to vdpa specified mac
When the vdpa device is reset, also reinitialize it with the mac address
that was assigned when the device was added.
Fixes: 151cc834f3
("pds_vdpa: add support for vdpa and vdpamgmt interfaces")
Signed-off-by: Allen Hubbe <allen.hubbe@amd.com>
Signed-off-by: Shannon Nelson <shannon.nelson@amd.com>
Message-Id: <20230711042437.69381-2-shannon.nelson@amd.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
parent
2c507ce90e
commit
0cd2c13b1c
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@ -409,6 +409,8 @@ static void pds_vdpa_set_status(struct vdpa_device *vdpa_dev, u8 status)
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pdsv->vqs[i].avail_idx = 0;
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pdsv->vqs[i].avail_idx = 0;
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pdsv->vqs[i].used_idx = 0;
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pdsv->vqs[i].used_idx = 0;
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}
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}
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pds_vdpa_cmd_set_mac(pdsv, pdsv->mac);
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}
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}
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if (status & ~old_status & VIRTIO_CONFIG_S_FEATURES_OK) {
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if (status & ~old_status & VIRTIO_CONFIG_S_FEATURES_OK) {
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@ -532,7 +534,6 @@ static int pds_vdpa_dev_add(struct vdpa_mgmt_dev *mdev, const char *name,
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struct device *dma_dev;
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struct device *dma_dev;
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struct pci_dev *pdev;
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struct pci_dev *pdev;
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struct device *dev;
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struct device *dev;
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u8 mac[ETH_ALEN];
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int err;
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int err;
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int i;
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int i;
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@ -617,19 +618,18 @@ static int pds_vdpa_dev_add(struct vdpa_mgmt_dev *mdev, const char *name,
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* or set a random mac if default is 00:..:00
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* or set a random mac if default is 00:..:00
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*/
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*/
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if (add_config->mask & BIT_ULL(VDPA_ATTR_DEV_NET_CFG_MACADDR)) {
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if (add_config->mask & BIT_ULL(VDPA_ATTR_DEV_NET_CFG_MACADDR)) {
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ether_addr_copy(mac, add_config->net.mac);
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ether_addr_copy(pdsv->mac, add_config->net.mac);
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pds_vdpa_cmd_set_mac(pdsv, mac);
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} else {
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} else {
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struct virtio_net_config __iomem *vc;
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struct virtio_net_config __iomem *vc;
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vc = pdsv->vdpa_aux->vd_mdev.device;
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vc = pdsv->vdpa_aux->vd_mdev.device;
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memcpy_fromio(mac, vc->mac, sizeof(mac));
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memcpy_fromio(pdsv->mac, vc->mac, sizeof(pdsv->mac));
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if (is_zero_ether_addr(mac)) {
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if (is_zero_ether_addr(pdsv->mac)) {
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eth_random_addr(mac);
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eth_random_addr(pdsv->mac);
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dev_info(dev, "setting random mac %pM\n", mac);
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dev_info(dev, "setting random mac %pM\n", pdsv->mac);
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pds_vdpa_cmd_set_mac(pdsv, mac);
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}
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}
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}
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}
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pds_vdpa_cmd_set_mac(pdsv, pdsv->mac);
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for (i = 0; i < pdsv->num_vqs; i++) {
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for (i = 0; i < pdsv->num_vqs; i++) {
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pdsv->vqs[i].qid = i;
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pdsv->vqs[i].qid = i;
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@ -39,6 +39,7 @@ struct pds_vdpa_device {
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u64 req_features; /* features requested by vdpa */
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u64 req_features; /* features requested by vdpa */
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u8 vdpa_index; /* rsvd for future subdevice use */
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u8 vdpa_index; /* rsvd for future subdevice use */
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u8 num_vqs; /* num vqs in use */
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u8 num_vqs; /* num vqs in use */
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u8 mac[ETH_ALEN]; /* mac selected when the device was added */
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struct vdpa_callback config_cb;
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struct vdpa_callback config_cb;
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struct notifier_block nb;
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struct notifier_block nb;
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};
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};
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