Hi Michael Base on we talked early, some problems have been fixed except replace the calibrate timer with mac80211 workqueue, for the calibrate doesn't work this moment, hence I'll fixed it later . :) the git repository at: http://git.sipsolutions.net/agnx.git Agnx: Move alloc rings from function Probe to Start. Agnx: Change spin_lock_irqsave to spin_lock in the interrupt context. Agnx: Delete the line judge the dev_id is NULL Agnx: Just reinit tx packet that success sent in handle_tx Regards Li YanBo - To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html