Maybe the most interesting driver to port is the "iwlwifi" project for people with Intel Wifi NIC:
http://wireless.kernel.org/en/users/Drivers/iwlwifiIntel® Wireless 7265 (3.13)
Intel® Wireless 7260 (3.10)
Intel® Wireless 3160 (3.10)
Intel® Centrino® Advanced-N 6235 (3.2)
Intel® Centrino® Wireless-N 2230 (3.2)
Intel® Centrino® Wireless-N 2200 (3.2)
Intel® Centrino® Wireless-N 105 (3.2)
Intel® Centrino® Wireless-N 135 (3.2)
Intel® Centrino® Wireless-N 100 (2.6.37)
Intel® Centrino® Wireless-N 130 (2.6.37)
Intel® Centrino® Advanced-N 6230 (2.6.36)
Intel® Centrino® Wireless-N 1030 (2.6.36)
Intel® Centrino® Advanced-N 6205 (2.6.35)
Intel® Centrino® Wireless-N + WiMAX 6150 (2.6.30)
Intel® Centrino® Advanced-N + WiMAX 6250 (2.6.30)
Intel® Centrino® Ultimate-N 6300 (2.6.30)
Intel® Centrino® Advanced-N 6200 (2.6.30)
Intel® Centrino® Wireless-N 1000 (2.6.30)
Intel® Wireless WiFi 5150AGN (2.6.29)
Intel® Wireless WiFi 5100AGN, 5300AGN, and 5350AGN (2.6.27)