From: Dragos Tatulea <dtatulea@nvidia.com>
To: "Michael S . Tsirkin" <mst@redhat.com>,
Jason Wang <jasowang@redhat.com>,
Eugenio Perez Martin <eperezma@redhat.com>,
Si-Wei Liu <si-wei.liu@oracle.com>,
Saeed Mahameed <saeedm@nvidia.com>,
Leon Romanovsky <leon@kernel.org>,
<virtualization@lists.linux-foundation.org>
Cc: Dragos Tatulea <dtatulea@nvidia.com>, <kvm@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, Parav Pandit <parav@nvidia.com>,
Xuan Zhuo <xuanzhuo@linux.alibaba.com>,
Gal Pressman <gal@nvidia.com>
Subject: [PATCH vhost v4 01/16] vdpa/mlx5: Expose descriptor group mkey hw capability
Date: Wed, 18 Oct 2023 20:14:40 +0300 [thread overview]
Message-ID: <20231018171456.1624030-3-dtatulea@nvidia.com> (raw)
In-Reply-To: <20231018171456.1624030-2-dtatulea@nvidia.com>
Necessary for improved live migration flow. Actual support will be added
in a downstream patch.
Signed-off-by: Dragos Tatulea <dtatulea@nvidia.com>
Reviewed-by: Gal Pressman <gal@nvidia.com>
---
include/linux/mlx5/mlx5_ifc.h | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index b23d8ff286a1..6b6be1a0d575 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1231,7 +1231,13 @@ struct mlx5_ifc_virtio_emulation_cap_bits {
u8 max_emulated_devices[0x8];
u8 max_num_virtio_queues[0x18];
- u8 reserved_at_a0[0x60];
+ u8 reserved_at_a0[0x20];
+
+ u8 reserved_at_c0[0x13];
+ u8 desc_group_mkey_supported[0x1];
+ u8 reserved_at_d4[0xc];
+
+ u8 reserved_at_e0[0x20];
u8 umem_1_buffer_param_a[0x20];
--
2.41.0
next prev parent reply other threads:[~2023-10-18 17:16 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-18 17:14 [PATCH vhost v4 00/16] vdpa: Add support for vq descriptor mappings Dragos Tatulea
2023-10-18 17:14 ` Dragos Tatulea [this message]
2023-10-18 17:14 ` [PATCH vhost v4 02/16] vdpa: introduce dedicated descriptor group for virtqueue Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 03/16] vhost-vdpa: introduce descriptor group backend feature Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 04/16] vhost-vdpa: uAPI to get dedicated descriptor group id Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 05/16] vdpa/mlx5: Create helper function for dma mappings Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 06/16] vdpa/mlx5: Decouple cvq iotlb handling from hw mapping code Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 07/16] vdpa/mlx5: Take cvq iotlb lock during refresh Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 08/16] vdpa/mlx5: Collapse "dvq" mr add/delete functions Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 09/16] vdpa/mlx5: Rename mr destroy functions Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 10/16] vdpa/mlx5: Allow creation/deletion of any given mr struct Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 11/16] vdpa/mlx5: Move mr mutex out of " Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 12/16] vdpa/mlx5: Improve mr update flow Dragos Tatulea
2023-10-18 17:21 ` Dragos Tatulea
2023-10-20 16:01 ` Eugenio Perez Martin
2023-10-23 8:07 ` Dragos Tatulea
2023-10-24 14:50 ` Eugenio Perez Martin
2023-10-18 17:14 ` [PATCH vhost v4 13/16] vdpa/mlx5: Introduce mr for vq descriptor Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 14/16] vdpa/mlx5: Enable hw support for vq descriptor mapping Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 15/16] vdpa/mlx5: Make iotlb helper functions more generic Dragos Tatulea
2023-10-18 17:14 ` [PATCH vhost v4 16/16] vdpa/mlx5: Update cvq iotlb mapping on ASID change Dragos Tatulea
2023-10-18 17:24 ` [PATCH vhost v4 00/16] vdpa: Add support for vq descriptor mappings Michael S. Tsirkin
2023-10-19 23:47 ` Si-Wei Liu
2023-10-24 6:45 ` Lei Yang
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