diff options
| author | Catherine Sullivan <csully@google.com> | 2019-07-02 01:57:52 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-07-02 05:36:35 +0300 |
| commit | 893ce44df56580fb878ca5af9c4a5fd87567da50 (patch) | |
| tree | 8af9c127d158a9ea04e54b309a27ae5e299ead38 /drivers/net/ethernet/google/gve/gve_register.h | |
| parent | 2a8d8e0feca29f27570732807c6353151309e97c (diff) | |
| download | linux-893ce44df56580fb878ca5af9c4a5fd87567da50.tar.xz | |
gve: Add basic driver framework for Compute Engine Virtual NIC
Add a driver framework for the Compute Engine Virtual NIC that will be
available in the future.
At this point the only functionality is loading the driver.
Signed-off-by: Catherine Sullivan <csully@google.com>
Signed-off-by: Sagi Shahar <sagis@google.com>
Signed-off-by: Jon Olson <jonolson@google.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Reviewed-by: Luigi Rizzo <lrizzo@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/google/gve/gve_register.h')
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve_register.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_register.h b/drivers/net/ethernet/google/gve/gve_register.h new file mode 100644 index 000000000000..84ab8893aadd --- /dev/null +++ b/drivers/net/ethernet/google/gve/gve_register.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: (GPL-2.0 OR MIT) + * Google virtual Ethernet (gve) driver + * + * Copyright (C) 2015-2019 Google, Inc. + */ + +#ifndef _GVE_REGISTER_H_ +#define _GVE_REGISTER_H_ + +/* Fixed Configuration Registers */ +struct gve_registers { + __be32 device_status; + __be32 driver_status; + __be32 max_tx_queues; + __be32 max_rx_queues; + __be32 adminq_pfn; + __be32 adminq_doorbell; + __be32 adminq_event_counter; + u8 reserved[3]; + u8 driver_version; +}; + +enum gve_device_status_flags { + GVE_DEVICE_STATUS_RESET_MASK = BIT(1), + GVE_DEVICE_STATUS_LINK_STATUS_MASK = BIT(2), +}; +#endif /* _GVE_REGISTER_H_ */ |