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SubjectRe: [PATCH v3 net-next] net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)
On Thu,  8 Apr 2021 15:58:40 -0700
Dexuan Cui <decui@microsoft.com> wrote:

> Add a VF driver for Microsoft Azure Network Adapter (MANA) that will be
> available in the future.
>
> Co-developed-by: Haiyang Zhang <haiyangz@microsoft.com>
> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
> Signed-off-by: Dexuan Cui <decui@microsoft.com>
> ---
> 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 | 1515 ++++++++++++++
> .../net/ethernet/microsoft/mana/hw_channel.c | 859 ++++++++
> .../net/ethernet/microsoft/mana/hw_channel.h | 186 ++
> drivers/net/ethernet/microsoft/mana/mana.h | 531 +++++
> drivers/net/ethernet/microsoft/mana/mana_en.c | 1827 +++++++++++++++++
> .../ethernet/microsoft/mana/mana_ethtool.c | 278 +++
> .../net/ethernet/microsoft/mana/shm_channel.c | 292 +++
> .../net/ethernet/microsoft/mana/shm_channel.h | 21 +
> 15 files changed, 6282 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

Linux kernel doesn't do namespaces in the code, so every new driver needs
to worry about global symbols clashing

Please make sure there are not name conflicts with other drivers around variable or
functions name "gdma_". Noticed there is one driver in staging using similar
names (drivers/staging/ralink-gdma/ralink-gdma.c). Granted that is in the staging
doghouse so probably not important but might show up as a name conflict
with something like the randconfig testing.

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