npcm_i2c_callback
npcm_i2c_callback(bus, bus->stop_ind, npcm_i2c_get_index(bus));
npcm_i2c_callback(bus, bus->stop_ind, bus->wr_ind);
npcm_i2c_callback(bus, bus->stop_ind, npcm_i2c_get_index(bus));
npcm_i2c_callback(bus, bus->stop_ind, bus->rd_ind);