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From 3b0c6baddf528e8895d3a42617df25f80825b150 Mon Sep 17 00:00:00 2001
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From: Alaa Hleihel <ahleihel@redhat.com>
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Date: Tue, 12 May 2020 10:53:40 -0400
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Subject: [PATCH 134/312] [include] net/mlx5: Add Virtio Emulation related
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device capabilities
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Message-id: <20200512105530.4207-15-ahleihel@redhat.com>
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Patchwork-id: 306887
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Patchwork-instance: patchwork
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O-Subject: [RHEL8.3 BZ 1789382 014/124] net/mlx5: Add Virtio Emulation related device capabilities
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Bugzilla: 1789382
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RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
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RH-Acked-by: Kamal Heib <kheib@redhat.com>
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RH-Acked-by: Jarod Wilson <jarod@redhat.com>
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Bugzilla: http://bugzilla.redhat.com/1789382
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Upstream: v5.6-rc1
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commit 90fbca5952436e7817910b33eb4464ddd77a8964
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Author: Yishai Hadas <yishaih@mellanox.com>
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Date: Thu Dec 12 13:09:24 2019 +0200
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net/mlx5: Add Virtio Emulation related device capabilities
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Add Virtio Emulation related fields to the device capabilities.
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It includes a general bit to indicate whether Virtio Emulation is
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supported and the capabilities structure itself.
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Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
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Reviewed-by: Shahaf Shuler <shahafs@mellanox.com>
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Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
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Signed-off-by: Alaa Hleihel <ahleihel@redhat.com>
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Signed-off-by: Frantisek Hrbata <fhrbata@redhat.com>
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---
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include/linux/mlx5/mlx5_ifc.h | 15 +++++++++++++++
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1 file changed, 15 insertions(+)
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diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
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index 4c703796c233..1285f31b5f5c 100644
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--- a/include/linux/mlx5/mlx5_ifc.h
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+++ b/include/linux/mlx5/mlx5_ifc.h
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@@ -87,6 +87,7 @@ enum {
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enum {
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MLX5_GENERAL_OBJ_TYPES_CAP_SW_ICM = (1ULL << MLX5_OBJ_TYPE_SW_ICM),
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MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT = (1ULL << 11),
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+ MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_NET_Q = (1ULL << 13),
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};
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enum {
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@@ -956,6 +957,19 @@ struct mlx5_ifc_device_event_cap_bits {
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u8 user_unaffiliated_events[4][0x40];
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};
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+struct mlx5_ifc_device_virtio_emulation_cap_bits {
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+ u8 reserved_at_0[0x20];
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+
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+ u8 reserved_at_20[0x13];
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+ u8 log_doorbell_stride[0x5];
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+ u8 reserved_at_38[0x3];
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+ u8 log_doorbell_bar_size[0x5];
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+
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+ u8 doorbell_bar_offset[0x40];
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+
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+ u8 reserved_at_80[0x780];
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+};
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+
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enum {
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MLX5_ATOMIC_CAPS_ATOMIC_SIZE_QP_1_BYTE = 0x0,
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MLX5_ATOMIC_CAPS_ATOMIC_SIZE_QP_2_BYTES = 0x2,
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@@ -2756,6 +2770,7 @@ union mlx5_ifc_hca_cap_union_bits {
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struct mlx5_ifc_fpga_cap_bits fpga_cap;
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struct mlx5_ifc_tls_cap_bits tls_cap;
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struct mlx5_ifc_device_mem_cap_bits device_mem_cap;
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+ struct mlx5_ifc_device_virtio_emulation_cap_bits virtio_emulation_cap;
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u8 reserved_at_0[0x8000];
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};
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--
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2.13.6
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