net/thunderx: support register dump

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Signed-off-by: Maciej Czekaj <maciej.czekaj@caviumnetworks.com>
Signed-off-by: Kamil Rytarowski <kamil.rytarowski@caviumnetworks.com>
Signed-off-by: Zyta Szpak <zyta.szpak@semihalf.com>
Signed-off-by: Slawomir Rosek <slawomir.rosek@semihalf.com>
Signed-off-by: Radoslaw Biernacki <rad@semihalf.com>

diff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c
index ec5407b..6811718 100644 (file)
--- a/drivers/net/thunderx/nicvf_ethdev.c
+++ b/drivers/net/thunderx/nicvf_ethdev.c
@@ -143,9 +143,36 @@ nicvf_dev_link_update(struct rte_eth_dev *dev,
        return nicvf_atomic_write_link_status(dev, &link);
 }
 
+static int
+nicvf_dev_get_reg_length(struct rte_eth_dev *dev  __rte_unused)
+{
+       return nicvf_reg_get_count();
+}
+
+static int
+nicvf_dev_get_regs(struct rte_eth_dev *dev, struct rte_dev_reg_info *regs)
+{
+       uint64_t *data = regs->data;
+       struct nicvf *nic = nicvf_pmd_priv(dev);
+
+       if (data == NULL)
+               return -EINVAL;
+
+       /* Support only full register dump */
+       if ((regs->length == 0) ||
+               (regs->length == (uint32_t)nicvf_reg_get_count())) {
+               regs->version = nic->vendor_id << 16 | nic->device_id;
+               nicvf_reg_dump(nic, data);
+               return 0;
+       }
+       return -ENOTSUP;
+}
+
 /* Initialize and register driver with DPDK Application */
 static const struct eth_dev_ops nicvf_eth_dev_ops = {
        .link_update              = nicvf_dev_link_update,
+       .get_reg_length           = nicvf_dev_get_reg_length,
+       .get_reg                  = nicvf_dev_get_regs,
 };
 
 static int