net/mlx5: Introduce ifc bits for migration in a chunk mode

Introduce ifc related stuff to enable migration in a chunk mode.

Signed-off-by: Yishai Hadas <yishaih@nvidia.com>
Link: https://lore.kernel.org/r/20230911093856.81910-2-yishaih@nvidia.com
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index fc3db401f8a28701dc527b5122b3b309ccbdecc3..3265bfcb3156900d3fb63ae90dc7084192cd5c4c 100644 (file)
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1948,7 +1948,9 @@ struct mlx5_ifc_cmd_hca_cap_2_bits {
        u8         reserved_at_c0[0x8];
        u8         migration_multi_load[0x1];
        u8         migration_tracking_state[0x1];
-       u8         reserved_at_ca[0x16];
+       u8         reserved_at_ca[0x6];
+       u8         migration_in_chunks[0x1];
+       u8         reserved_at_d1[0xf];
 
        u8         reserved_at_e0[0xc0];
 
@@ -12392,7 +12394,8 @@ struct mlx5_ifc_query_vhca_migration_state_in_bits {
        u8         op_mod[0x10];
 
        u8         incremental[0x1];
-       u8         reserved_at_41[0xf];
+       u8         chunk[0x1];
+       u8         reserved_at_42[0xe];
        u8         vhca_id[0x10];
 
        u8         reserved_at_60[0x20];
@@ -12408,7 +12411,11 @@ struct mlx5_ifc_query_vhca_migration_state_out_bits {
 
        u8         required_umem_size[0x20];
 
-       u8         reserved_at_a0[0x160];
+       u8         reserved_at_a0[0x20];
+
+       u8         remaining_total_size[0x40];
+
+       u8         reserved_at_100[0x100];
 };
 
 struct mlx5_ifc_save_vhca_state_in_bits {
@@ -12440,7 +12447,7 @@ struct mlx5_ifc_save_vhca_state_out_bits {
 
        u8         actual_image_size[0x20];
 
-       u8         reserved_at_60[0x20];
+       u8         next_required_umem_size[0x20];
 };
 
 struct mlx5_ifc_load_vhca_state_in_bits {