Re: [PATCH v4 net-next] net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)

From: Leon Romanovsky
Date: Mon Apr 12 2021 - 03:46:30 EST


On Sun, Apr 11, 2021 at 07:34:55PM -0700, Dexuan Cui wrote:
> Add a VF driver for Microsoft Azure Network Adapter (MANA) that will be
> available in the future.
>
> Co-developed-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
> Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
> Co-developed-by: Shachar Raindel <shacharr@xxxxxxxxxxxxx>
> Signed-off-by: Shachar Raindel <shacharr@xxxxxxxxxxxxx>
> Signed-off-by: Dexuan Cui <decui@xxxxxxxxxxxxx>
> ---
> MAINTAINERS | 4 +-
> drivers/net/ethernet/Kconfig | 1 +
> drivers/net/ethernet/Makefile | 1 +
> drivers/net/ethernet/microsoft/Kconfig | 29 +
> drivers/net/ethernet/microsoft/Makefile | 5 +
> drivers/net/ethernet/microsoft/mana/Makefile | 6 +
> drivers/net/ethernet/microsoft/mana/gdma.h | 728 +++++++
> .../net/ethernet/microsoft/mana/gdma_main.c | 1525 +++++++++++++
> .../net/ethernet/microsoft/mana/hw_channel.c | 854 ++++++++
> .../net/ethernet/microsoft/mana/hw_channel.h | 190 ++
> drivers/net/ethernet/microsoft/mana/mana.h | 549 +++++
> drivers/net/ethernet/microsoft/mana/mana_en.c | 1924 +++++++++++++++++
> .../ethernet/microsoft/mana/mana_ethtool.c | 252 +++
> .../net/ethernet/microsoft/mana/shm_channel.c | 298 +++
> .../net/ethernet/microsoft/mana/shm_channel.h | 21 +
> 15 files changed, 6386 insertions(+), 1 deletion(-)
> create mode 100644 drivers/net/ethernet/microsoft/Kconfig
> create mode 100644 drivers/net/ethernet/microsoft/Makefile
> create mode 100644 drivers/net/ethernet/microsoft/mana/Makefile
> create mode 100644 drivers/net/ethernet/microsoft/mana/gdma.h
> create mode 100644 drivers/net/ethernet/microsoft/mana/gdma_main.c
> create mode 100644 drivers/net/ethernet/microsoft/mana/hw_channel.c
> create mode 100644 drivers/net/ethernet/microsoft/mana/hw_channel.h
> create mode 100644 drivers/net/ethernet/microsoft/mana/mana.h
> create mode 100644 drivers/net/ethernet/microsoft/mana/mana_en.c
> create mode 100644 drivers/net/ethernet/microsoft/mana/mana_ethtool.c
> create mode 100644 drivers/net/ethernet/microsoft/mana/shm_channel.c
> create mode 100644 drivers/net/ethernet/microsoft/mana/shm_channel.h
>

<...>

> +/* Microsoft Azure Network Adapter (MANA)'s definitions
> + *
> + * Structures labeled with "HW DATA" are exchanged with the hardware. All of
> + * them are naturally aligned and hence don't need __packed.
> + */
> +
> +#define ANA_MAJOR_VERSION 0
> +#define ANA_MINOR_VERSION 1
> +#define ANA_MICRO_VERSION 1

Please don't introduce drier versions.

Thanks