svn commit: r349534 - head/sys/dev/mlx5/mlx5_en

[John Baldwin]

Author: jhb
Date: Sat Jun 29 00:53:07 2019
New Revision: 349534
URL: https://svnweb.freebsd.org/changeset/base/349534

Log:
  Add support for IFCAP_NOMAP to mlx5(4).
  
  Since mlx5 uses bus_dma, this only required adding the capability
  flag.
  
  Submitted by:	gallatin
  Reviewed by:	gallatin, hselasky, rrs
  Sponsored by:	Netflix
  Differential Revision:	https://reviews.freebsd.org/D20616

Modified:
  head/sys/dev/mlx5/mlx5_en/mlx5_en_main.c

Modified: head/sys/dev/mlx5/mlx5_en/mlx5_en_main.c
==============================================================================
--- head/sys/dev/mlx5/mlx5_en/mlx5_en_main.c	Sat Jun 29 00:52:21 2019	(r349533)
+++ head/sys/dev/mlx5/mlx5_en/mlx5_en_main.c	Sat Jun 29 00:53:07 2019	(r349534)
@@ -3281,6 +3281,8 @@ mlx5e_ioctl(struct ifnet *ifp, u_long command, caddr_t
 				    "tso6 disabled due to -txcsum6.\n");
 			}
 		}
+		if (mask & IFCAP_NOMAP)
+			ifp->if_capenable ^= IFCAP_NOMAP;
 		if (mask & IFCAP_RXCSUM)
 			ifp->if_capenable ^= IFCAP_RXCSUM;
 		if (mask & IFCAP_RXCSUM_IPV6)
@@ -4147,6 +4149,7 @@ mlx5e_create_ifp(struct mlx5_core_dev *mdev)
 	ifp->if_capabilities |= IFCAP_LRO;
 	ifp->if_capabilities |= IFCAP_TSO | IFCAP_VLAN_HWTSO;
 	ifp->if_capabilities |= IFCAP_HWSTATS | IFCAP_HWRXTSTMP;
+	ifp->if_capabilities |= IFCAP_NOMAP;
 	ifp->if_capabilities |= IFCAP_TXRTLMT;
 	ifp->if_snd_tag_alloc = mlx5e_snd_tag_alloc;
 	ifp->if_snd_tag_free = mlx5e_snd_tag_free;