bnxt_en: Add function to get vnic capability.
The new vnic RSS capability will enhance NTUPLE support, to be added
in subsequent patches.
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 0654c3f..9168326 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -3665,6 +3665,27 @@ static int bnxt_hwrm_vnic_alloc(struct bnxt *bp, u16 vnic_id,
return rc;
}
+static int bnxt_hwrm_vnic_qcaps(struct bnxt *bp)
+{
+ struct hwrm_vnic_qcaps_output *resp = bp->hwrm_cmd_resp_addr;
+ struct hwrm_vnic_qcaps_input req = {0};
+ int rc;
+
+ if (bp->hwrm_spec_code < 0x10600)
+ return 0;
+
+ bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_VNIC_QCAPS, -1, -1);
+ mutex_lock(&bp->hwrm_cmd_lock);
+ rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
+ if (!rc) {
+ if (resp->flags &
+ cpu_to_le32(VNIC_QCAPS_RESP_FLAGS_RSS_DFLT_CR_CAP))
+ bp->flags |= BNXT_FLAG_NEW_RSS_CAP;
+ }
+ mutex_unlock(&bp->hwrm_cmd_lock);
+ return rc;
+}
+
static int bnxt_hwrm_ring_grp_alloc(struct bnxt *bp)
{
u16 i;
@@ -7070,6 +7091,7 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6;
}
+ bnxt_hwrm_vnic_qcaps(bp);
if (BNXT_PF(bp) && !BNXT_CHIP_TYPE_NITRO_A0(bp)) {
dev->hw_features |= NETIF_F_NTUPLE;
if (bnxt_rfs_capable(bp)) {