ath_tx_return_buffer identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

drivers/net/wireless/ath/ath9k/xmit.c, line 426 (as a function)

Referenced in 1 files:

drivers/net/wireless/ath/ath9k/xmit.c

Smatch caller information:

drivers/net/wireless/ath/ath9k/xmit.c ath_drain_txq_list() -> ath_tx_return_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	sc	4096-ptr_max
PARAM_VALUE	0	sc->dev->dma_io_tlb_mem->can_grow	0-1
PARAM_VALUE	0	sc->sc_ah	4096-ptr_max
PARAM_VALUE	0	sc->sc_ah->curchan->channelFlags	0-5,8-9,24-25,40-41
PARAM_VALUE	0	*sc->sc_ah->caldata->num_measures	0-4294967295
PARAM_VALUE	0	*sc->sc_ah->originalGain	0-4294967295
PARAM_VALUE	1	bf	4096-ptr_max
PARAM_VALUE	1	bf->bf_state.stale	1
BUF_SIZE	0	sc	s32min-(-1),1-s32max
BUF_SIZE	0	sc	s32min-(-1),1-s32max
BUF_SIZE	0	sc->tx99_skb	(-1),1200
DATA_SOURCE	0	sc	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	sc->cur_chan->last_beacon	0-u32max
HOST_DATA	0	sc->sc_ah->ani.iniDef.cycpwrThr1	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.cycpwrThr1Ext	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.firstep	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.firstepLow	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1Thresh	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshLow	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshLowExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2CountThr	0-31[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2CountThrLow	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2Thresh	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshLow	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshLowExt	0-127[c]
HOST_DATA	0	sc->sc_ah->btcoex_hw.aic.aic_cal_start_time	0-u32max
HOST_DATA	0	sc->sc_ah->btcoex_hw.mci.gpm_idx	0-u16max[c]
HOST_DATA	0	sc->sc_ah->btcoex_hw.mci.last_recovery	0-u32max
HOST_DATA	0	sc->sc_ah->msi_reg	0-u32max
HOST_DATA	0	sc->sc_ah->pacal_info.prev_offset	1-127[c]
HOST_DATA	0	sc->sc_ah->tx_trig_level	0-63[c]
HOST_DATA	0	sc->sched.next_tbtt	0-u32max
HOST_DATA	1	bf->bf_mpdu->csum_offset	0-u16max
HOST_DATA	1	bf->bf_mpdu->data_len	0-1[c]
HOST_DATA	1	bf->bf_mpdu->len	14-u32max[c]
HOST_DATA	1	bf->bf_mpdu->tstamp	500000002-4294967299794967295[c]
USER_DATA	1	bf->bf_mpdu->data->duration_id	0-u16max[u]
USER_DATA	1	bf->bf_mpdu->data->frame_control	0-u16max[u]
USER_DATA	1	bf->bf_mpdu->data->seq_ctrl	0-u16max[u]
USER_PTR	0	sc->tx99_skb->data
LOCK2		&txq->axq_lock
LOCK2		bh
LOCK2		rcu_read
HALF_LOCKED2	0	&sc->mutex
HALF_LOCKED2	0	&sc->sc_pcu_lock
TYPE_LOCK		(struct ath_txq)->axq_lock

drivers/net/wireless/ath/ath9k/xmit.c ath_tx_edma_tasklet() -> ath_tx_return_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	sc	4096-ptr_max
PARAM_VALUE	0	sc->debug.stats.txstats	4096-ptr_max
PARAM_VALUE	0	sc->gtt_cnt	0
PARAM_VALUE	0	sc->intr_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	sc->intrstatus	0
PARAM_VALUE	0	sc->sc_ah	4096-ptr_max
PARAM_VALUE	0	sc->sc_ah->btcoex_hw.aic.aic_enabled	1
PARAM_VALUE	0	sc->sc_ah->btcoex_hw.mci.bt_state	0-1
PARAM_VALUE	0	sc->sc_ah->btcoex_hw.mci.ready	0
PARAM_VALUE	0	sc->sc_ah->caps.hw_caps	16-u32max
PARAM_VALUE	0	sc->sc_ah->chip_fullsleep	1
PARAM_VALUE	0	sc->sc_ah->config.hw_hang_checks	1-u16max
PARAM_VALUE	0	sc->sc_ah->power_mode	0
PARAM_VALUE	0	sc->sc_ah->tx_trig_level	0-64
PARAM_VALUE	0	sc->sc_pcu_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	sc->sc_pm_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	sc->sleep_timer.entry.pprev	0
PARAM_VALUE	0	sc->tx.txq	4096-ptr_max
PARAM_VALUE	0	*sc->sc_ah->btcoex_hw.aic->aic_sram	0-4294967295
PARAM_VALUE	1	bf	4096-ptr_max
PARAM_VALUE	1	bf->bf_state.stale	1
DATA_SOURCE	0	sc	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	sc->cur_chan->last_beacon	0-u32max
HOST_DATA	0	sc->sc_ah->ani.iniDef.cycpwrThr1	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.cycpwrThr1Ext	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.firstep	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.firstepLow	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1Thresh	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshLow	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshLowExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2CountThr	0-31[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2CountThrLow	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2Thresh	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshLow	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshLowExt	0-127[c]
HOST_DATA	0	sc->sc_ah->btcoex_hw.aic.aic_cal_start_time	0-u32max
HOST_DATA	0	sc->sc_ah->btcoex_hw.mci.gpm_idx	0-u16max[c]
HOST_DATA	0	sc->sc_ah->btcoex_hw.mci.last_recovery	0-u32max
HOST_DATA	0	sc->sc_ah->msi_reg	0-u32max
HOST_DATA	0	sc->sc_ah->pacal_info.prev_offset	1-127[c]
HOST_DATA	0	sc->sc_ah->tx_trig_level	0-63[c]
HOST_DATA	0	sc->sched.next_tbtt	0-u32max
HOST_DATA	1	bf->bf_mpdu->csum_offset	0-u16max
HOST_DATA	1	bf->bf_mpdu->data_len	0-1[c]
HOST_DATA	1	bf->bf_mpdu->len	14-u32max[c]
HOST_DATA	1	bf->bf_mpdu->tstamp	500000002-4294967299794967295[c]
USER_DATA	1	bf->bf_mpdu->data->duration_id	0-u16max[u]
USER_DATA	1	bf->bf_mpdu->data->frame_control	0-u16max[u]
USER_DATA	1	bf->bf_mpdu->data->seq_ctrl	0-u16max[u]
LOCK2		&txq->axq_lock
LOCK2		bh
LOCK2		rcu_read
LOCK2	0	&sc->sc_pcu_lock
TYPE_LOCK		(struct ath_softc)->sc_pcu_lock
TYPE_LOCK		(struct ath_txq)->axq_lock

drivers/net/wireless/ath/ath9k/xmit.c ath_tx_processq() -> ath_tx_return_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	sc	4096-ptr_max
PARAM_VALUE	0	sc->debug.stats.txstats	4096-ptr_max
PARAM_VALUE	0	sc->intr_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	sc->intrstatus	0
PARAM_VALUE	0	sc->sc_ah	4096-ptr_max
PARAM_VALUE	0	sc->sc_ah->btcoex_hw.mci.ready	0
PARAM_VALUE	0	sc->sc_ah->chip_fullsleep	1
PARAM_VALUE	0	sc->sc_ah->config.hw_hang_checks	1-u16max
PARAM_VALUE	0	sc->sc_ah->power_mode	0
PARAM_VALUE	0	sc->sc_pcu_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	sc->sc_pm_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	sc->sleep_timer.entry.pprev	0
PARAM_VALUE	0	sc->sleep_timer.flags	0-4194302
PARAM_VALUE	0	sc->sleep_timer.lockdep_map->name	0-255
PARAM_VALUE	0	sc->tx.txq	4096-ptr_max
PARAM_VALUE	0	*sc->sc_ah->btcoex_hw.aic->aic_sram	0-4294967295
PARAM_VALUE	1	bf	4096-ptr_max
PARAM_VALUE	1	bf->bf_state.stale	1
DATA_SOURCE	0	sc	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	sc->cur_chan->last_beacon	0-u32max
HOST_DATA	0	sc->sc_ah->ani.iniDef.cycpwrThr1	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.cycpwrThr1Ext	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.firstep	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.firstepLow	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1Thresh	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshLow	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshLowExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2CountThr	0-31[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2CountThrLow	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2Thresh	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshLow	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshLowExt	0-127[c]
HOST_DATA	0	sc->sc_ah->btcoex_hw.aic.aic_cal_start_time	0-u32max
HOST_DATA	0	sc->sc_ah->btcoex_hw.mci.gpm_idx	0-u16max[c]
HOST_DATA	0	sc->sc_ah->btcoex_hw.mci.last_recovery	0-u32max
HOST_DATA	0	sc->sc_ah->msi_reg	0-u32max
HOST_DATA	0	sc->sc_ah->pacal_info.prev_offset	1-127[c]
HOST_DATA	0	sc->sc_ah->tx_trig_level	0-63[c]
HOST_DATA	0	sc->sched.next_tbtt	0-u32max
LOCK2		&txq->axq_lock
LOCK2		bh
LOCK2		rcu_read
LOCK2	0	&sc->sc_pcu_lock
TYPE_LOCK		(struct ath_softc)->sc_pcu_lock
TYPE_LOCK		(struct ath_txq)->axq_lock

drivers/net/wireless/ath/ath9k/xmit.c ath_tx_setup_buffer() -> ath_tx_return_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	sc	4096-ptr_max
PARAM_VALUE	0	sc->dev->dma_io_tlb_mem->can_grow	0-1
PARAM_VALUE	0	sc->sc_ah->curchan->channelFlags	0-5,8-9,24-25,40-41
PARAM_VALUE	0	sc->tx.txbuflock.rlock.dep_map->name	0-255
PARAM_VALUE	0	*sc->sc_ah->caldata->num_measures	0-4294967295
PARAM_VALUE	0	*sc->sc_ah->originalGain	0-4294967295
PARAM_VALUE	1	bf	4096-ptr_max
PARAM_VALUE	1	bf->bf_buf_addr	0
PARAM_VALUE	1	bf->bf_lastbf	0
PARAM_VALUE	1	bf->bf_mpdu	0
PARAM_VALUE	1	bf->bf_next	0
BUF_SIZE	0	sc	s32min-(-1),1-s32max
BUF_SIZE	0	sc	s32min-(-1),1-s32max
BUF_SIZE	0	sc->tx99_skb	(-1),1200
DATA_SOURCE	0	sc	$0
DATA_SOURCE	1	bf	r ath_tx_get_buffer
PARAM_COMPARE	0	&sc->tx.txbuf	!= $0->tx.txbuf.next
MEM_ZERO	1	&bf->bf_state
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	sc->cur_chan->last_beacon	0-u32max
HOST_DATA	0	sc->dfs_detector->last_pulse_ts	0-u64max
HOST_DATA	0	sc->dfs_prev_pulse_ts	0-u64max
HOST_DATA	0	sc->sc_ah->ani.iniDef.cycpwrThr1	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.cycpwrThr1Ext	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.firstep	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.firstepLow	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1Thresh	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshLow	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m1ThreshLowExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2CountThr	0-31[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2CountThrLow	0-63[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2Thresh	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshExt	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshLow	0-127[c]
HOST_DATA	0	sc->sc_ah->ani.iniDef.m2ThreshLowExt	0-127[c]
HOST_DATA	0	sc->sc_ah->btcoex_hw.aic.aic_cal_start_time	0-u32max
HOST_DATA	0	sc->sc_ah->btcoex_hw.mci.gpm_idx	0-u16max[c]
HOST_DATA	0	sc->sc_ah->btcoex_hw.mci.last_recovery	0-u32max
HOST_DATA	0	sc->sc_ah->msi_reg	0-u32max
HOST_DATA	0	sc->sc_ah->pacal_info.prev_offset	1-127[c]
HOST_DATA	0	sc->sc_ah->tx_trig_level	0-63[c]
HOST_DATA	0	sc->sched.next_tbtt	0-u32max
HOST_DATA	1	bf->bf_mpdu->csum_offset	0-u16max
HOST_DATA	1	bf->bf_mpdu->len	14-u32max[c]
HOST_DATA	1	bf->bf_mpdu->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	bf->bf_mpdu->users.refs.counter	s32min-0,2-s32max
NO_OVERFLOW_SIMPLE	0	sc->rx.frag
NO_OVERFLOW_SIMPLE	0	sc->rx.frag->extensions
NO_OVERFLOW_SIMPLE	0	sc->tx.uapsdq->complete_q.prev->next->tail
NO_OVERFLOW_SIMPLE	0	sc->tx.uapsdq->complete_q.prev->tail
NO_OVERFLOW_SIMPLE	1	bf->bf_mpdu->end
NO_OVERFLOW_SIMPLE	1	bf->bf_mpdu->len
NO_OVERFLOW_SIMPLE	1	bf->bf_mpdu->tail
NO_OVERFLOW_SIMPLE	1	bf->bf_mpdu->truesize
USER_PTR	0	sc->tx99_skb->data
USER_PTR	1	bf->bf_mpdu->data
HALF_LOCKED2		&txq->axq_lock
HALF_LOCKED2		bh
HALF_LOCKED2	0	&sc->chan_lock
HALF_LOCKED2	0	&sc->mutex
HALF_LOCKED2	0	&sc->sc_pcu_lock