net: wireless: bcmdhd: Combined P2P fixes

- Fix p2p scan
- Fix p2p processing for channels 12 and 13
- Fix service discovery

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
net: wireless: bcmdhd: Reload FW in case of constant scan failure

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
net: wireless: bcmdhd: Ignore error if "chanspecs" command is not supported

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
net: wireless: bcmdhd: Skip inaccurate wl_construct_reginfo() call

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
net: wireless: bcmdhd: Return wl_construct_reginfo() call

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
net: wireless: bcmdhd: Add mutex to wl_update_wiphybands()

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
net: wireless: bcmdhd: Update wiphy bands on band change

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

Conflicts:
	drivers/net/wireless/bcmdhd/dhd_linux.c