iwl3945: use iwl_mac_reset_tsf from iwlwifi

3945 can now use iwl_mac_reset_tsf from iwlwifi.

Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --cc drivers/net/wireless/iwlwifi/iwl-agn.c
Simple merge

diff --cc drivers/net/wireless/iwlwifi/iwl-core.c
Simple merge

diff --cc drivers/net/wireless/iwlwifi/iwl-core.h
Simple merge

diff --cc drivers/net/wireless/iwlwifi/iwl3945-base.c
Simple merge