init_i2c_bus 190 drivers/infiniband/hw/hfi1/qsfp.c ad->i2c_bus0 = init_i2c_bus(dd, ad, 0); init_i2c_bus 191 drivers/infiniband/hw/hfi1/qsfp.c ad->i2c_bus1 = init_i2c_bus(dd, ad, 1);