wlan: Conditionally invoke driver restart API

The API to restart the WLAN driver may not be available in all kernels,
so only try to invoke it if the kernel supports it.

Change-Id: I6679cbe353162cba4b94704a07558d44124afea2
CR-Fixed: 402874
1 file changed
tree: 84bced60f08ca1a7eb78d52a3a2b6423655a228e
  1. CORE/
  2. firmware_bin/
  3. riva/
  4. Kconfig
  5. Makefile