wireless-drivers-next patches for 5.1

First set of patches for 5.1. Lots of new features in various drivers
but nothing really special standing out.

Major changes:

brcmfmac

* DMI nvram filename quirk for PoV TAB-P1006W-232 tablet

rsi

* support for hardware scan offload

iwlwifi

* support for Target Wakeup Time (TWT) -- a feature that allows the AP
  to specify when individual stations can access the medium

* support for mac80211 AMSDU handling

* some new PCI IDs

* relicense the pcie submodule to dual GPL/BSD

* reworked the TOF/CSI (channel estimation matrix) implementation

* Some product name updates in the human-readable strings

mt76

* energy detect regulatory compliance fixes

* preparation for MT7603 support

* channel switch announcement support

mwifiex

* support for sd8977 chipset

qtnfmac

* support for 4addr mode

* convert to SPDX license identifiers
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wireless: prefix header search paths with $(srctree)/

Currently, the Kbuild core manipulates header search paths in a crazy
way [1].

To fix this mess, I want all Makefiles to add explicit $(srctree)/ to
the search paths in the srctree. Some Makefiles are already written in
that way, but not all. The goal of this work is to make the notation
consistent, and finally get rid of the gross hacks.

Having whitespaces after -I does not matter since commit 48f6e3cf5bc6
("kbuild: do not drop -I without parameter").

I also removed one header search path in:

  drivers/net/wireless/broadcom/brcm80211/brcmutil/Makefile

I was able to compile without it.

[1]: https://patchwork.kernel.org/patch/9632347/

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
7 files changed