On Tue, Oct 02, 2018 at 12:19:04AM +0200, Lorenzo Bianconi wrote: > Move mt76x2_dev in mt76x02_util.h and rename it in mt76x02_dev > in order to be shared between mt76x2 and mt76x0 driver <snip> > +struct mt76x02_dev { > + struct mt76_dev mt76; /* must be first */ > + > + struct mac_address macaddr_list[8]; > + > + struct mutex mutex; > + > + u8 txdone_seq; > + DECLARE_KFIFO_PTR(txstatus_fifo, struct mt76x02_tx_status); > + > + struct sk_buff *rx_head; > + > + struct tasklet_struct tx_tasklet; > + struct tasklet_struct pre_tbtt_tasklet; > + struct delayed_work cal_work; > + struct delayed_work mac_work; > + > + u32 aggr_stats[32]; > + > + struct sk_buff *beacons[8]; > + u8 beacon_mask; > + u8 beacon_data_mask; > + > + u8 tbtt_count; > + u16 beacon_int; > + > + struct mt76x02_calibration cal; > + > + s8 target_power; > + s8 target_power_delta[2]; > + bool enable_tpc; > + > + u8 coverage_class; > + u8 slottime; > + > + struct mt76x02_dfs_pattern_detector dfs_pd; > +}; > + <snip> > static bool > -mt76x2_has_cal_free_data(struct mt76x2_dev *dev, u8 *efuse) > +mt76x2_has_cal_free_data(struct mt76x02_dev *dev, u8 *efuse) I don't think this is right approach. I would rather prefer to have common data structures embeded in mt76x2_dev and mt76x0_dev structures to have chip sepcific fields/data separated. Regards Stanislaw