net/mlx5: Add IFC bits and enums for buf_ownership

[ Upstream commit 6f09ee0b ]

Extend structure layouts and defines buf_ownership.
buf_ownership indicates whether the buffer is managed by SW or FW.

Signed-off-by: Oren Sidi <osidi@nvidia.com>
Reviewed-by: Alex Lazar <alazar@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Link: https://patch.msgid.link/1752734895-257735-3-git-send-email-tariqt@nvidia.com


Signed-off-by: Leon Romanovsky <leon@kernel.org>
Stable-dep-of: 451d2849 ("net/mlx5e: Query FW for buffer ownership")
Signed-off-by: Sasha Levin <sashal@kernel.org>