Merge branch 'Add-gve-driver'

Catherine Sullivan says:

====================
Add gve driver

This patch series adds the gve driver which will support the
Compute Engine Virtual NIC that will be available in the future.

v2:
- Patch 1:
  - Remove gve_size_assert.h and use static_assert instead.
  - Loop forever instead of bugging if the device won't reset
  - Use module_pci_driver
- Patch 2:
  - Use be16_to_cpu in the RX Seq No define
  - Remove unneeded ndo_change_mtu
- Patch 3:
  - No Changes
- Patch 4:
  - Instead of checking netif_carrier_ok in ethtool stats, just make sure

v3:
- Patch 1:
  - Remove X86 dep
- Patch 2:
  - No changes
- Patch 3:
  - No changes
- Patch 4:
  - Remove unneeded memsets in ethtool stats

v4:
- Patch 1:
  - Use io[read|write]32be instead of [read|write]l(cpu_to_be32())
  - Explicitly add padding to gve_adminq_set_driver_parameter
  - Use static where appropriate
- Patch 2:
  - Use u64_stats_sync
  - Explicity add padding to gve_adminq_create_rx_queue
  - Fix some enianness typing issues found by kbuild
  - Use static where appropriate
  - Remove unused variables
- Patch 3:
  - Use io[read|write]32be instead of [read|write]l(cpu_to_be32())
- Patch 4:
  - Use u64_stats_sync
  - Use static where appropriate
Warnings reported by:
Reported-by: kbuild test robot <lkp@intel.com>
Reported-by: Julia Lawall <julia.lawall@lip6.fr>
====================

Signed-off-by: David S. Miller <davem@davemloft.net>