net/mlx5_core: Use coherent memory for command interface page

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Use coherent memory for the commands descriptor page. Take measures to make
sure the page is aligned to MLX5_ADAPTER_PAGE_SIZE as required by the hardware.

Reported-by: Yevgeny Kliteynik <kliteyn@mellanox.com>
Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Eli Cohen 2015-04-02 17:07:25 +03:00 • committed by David S. Miller

parent 60722c2ba0

commit 64599cca51

2 changed files with 52 additions and 23 deletions

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72

drivers/net/ethernet/mellanox/mlx5/core/cmd.c

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3

include/linux/mlx5/driver.h

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