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From: Yishai Hadas <yishaih@nvidia.com>
To: <alex.williamson@redhat.com>, <jgg@nvidia.com>
Cc: <kvm@vger.kernel.org>, <kevin.tian@intel.com>,
	<joao.m.martins@oracle.com>, <leonro@nvidia.com>,
	<shayd@nvidia.com>, <yishaih@nvidia.com>, <maorg@nvidia.com>,
	<avihaih@nvidia.com>, <cohuck@redhat.com>
Subject: [PATCH V2 vfio 01/14] net/mlx5: Introduce ifc bits for pre_copy
Date: Thu, 1 Dec 2022 17:29:18 +0200	[thread overview]
Message-ID: <20221201152931.47913-2-yishaih@nvidia.com> (raw)
In-Reply-To: <20221201152931.47913-1-yishaih@nvidia.com>

From: Shay Drory <shayd@nvidia.com>

Introduce ifc related stuff to enable PRE_COPY of VF during migration.

Signed-off-by: Shay Drory <shayd@nvidia.com>
Signed-off-by: Yishai Hadas <yishaih@nvidia.com>
---
 include/linux/mlx5/mlx5_ifc.h | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 5a4e914e2a6f..230a96626a5f 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1882,7 +1882,12 @@ struct mlx5_ifc_cmd_hca_cap_2_bits {
 	u8	   max_reformat_remove_size[0x8];
 	u8	   max_reformat_remove_offset[0x8];
 
-	u8	   reserved_at_c0[0xe0];
+	u8	   reserved_at_c0[0x8];
+	u8	   migration_multi_load[0x1];
+	u8	   migration_tracking_state[0x1];
+	u8	   reserved_at_ca[0x16];
+
+	u8	   reserved_at_e0[0xc0];
 
 	u8	   reserved_at_1a0[0xb];
 	u8	   log_min_mkey_entity_size[0x5];
@@ -11918,7 +11923,8 @@ struct mlx5_ifc_query_vhca_migration_state_in_bits {
 	u8         reserved_at_20[0x10];
 	u8         op_mod[0x10];
 
-	u8         reserved_at_40[0x10];
+	u8         incremental[0x1];
+	u8         reserved_at_41[0xf];
 	u8         vhca_id[0x10];
 
 	u8         reserved_at_60[0x20];
@@ -11944,7 +11950,9 @@ struct mlx5_ifc_save_vhca_state_in_bits {
 	u8         reserved_at_20[0x10];
 	u8         op_mod[0x10];
 
-	u8         reserved_at_40[0x10];
+	u8         incremental[0x1];
+	u8         set_track[0x1];
+	u8         reserved_at_42[0xe];
 	u8         vhca_id[0x10];
 
 	u8         reserved_at_60[0x20];
-- 
2.18.1


  reply	other threads:[~2022-12-01 15:30 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-01 15:29 [PATCH V2 vfio 00/14] Add migration PRE_COPY support for mlx5 driver Yishai Hadas
2022-12-01 15:29 ` Yishai Hadas [this message]
2022-12-01 15:29 ` [PATCH V2 vfio 02/14] vfio: Extend the device migration protocol with PRE_COPY Yishai Hadas
2022-12-01 22:43   ` Alex Williamson
2022-12-04  7:38     ` Leon Romanovsky
2022-12-02  8:48   ` Tian, Kevin
2022-12-04  8:35     ` Yishai Hadas
2022-12-02  9:38   ` Shameerali Kolothum Thodi
2022-12-05 13:54     ` Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 03/14] vfio/mlx5: Enforce a single SAVE command at a time Yishai Hadas
2022-12-02  0:51   ` Jason Gunthorpe
2022-12-04 12:07     ` Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 04/14] vfio/mlx5: Refactor PD usage Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 05/14] vfio/mlx5: Refactor MKEY usage Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 06/14] vfio/mlx5: Refactor migration file state Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 07/14] vfio/mlx5: Refactor to use queue based data chunks Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 08/14] vfio/mlx5: Introduce device transitions of PRE_COPY Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 09/14] vfio/mlx5: Introduce SW headers for migration states Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 10/14] vfio/mlx5: Introduce vfio precopy ioctl implementation Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 11/14] vfio/mlx5: Consider temporary end of stream as part of PRE_COPY Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 12/14] vfio/mlx5: Introduce multiple loads Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 13/14] vfio/mlx5: Fallback to STOP_COPY upon specific PRE_COPY error Yishai Hadas
2022-12-01 15:29 ` [PATCH V2 vfio 14/14] vfio/mlx5: Enable MIGRATION_PRE_COPY flag Yishai Hadas
2022-12-02  1:06 ` [PATCH V2 vfio 00/14] Add migration PRE_COPY support for mlx5 driver Jason Gunthorpe
2022-12-02  8:57 ` Tian, Kevin
2022-12-04 11:54   ` Yishai Hadas

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