Merge tag 'iwlwifi-next-for-kalle-2018-11-11' of...

Merge tag 'iwlwifi-next-for-kalle-2018-11-11' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next

First set of iwlwifi patches for 4.21

* PCI IDs for some new 9000-series cards;
* Improve antenna usage on connection problems;
* Some improvements in the debugging code;
* Other clean-ups and small fixes;