int ccci_df_to_ccci_tx_callback(unsigned int txq_no)
{
int space=hif_ul_swq_space(txq_no) - atomic_read(&ccci_tx_waitq[txq_no].reserve_space);
DEBUG_LOG_FUNCTION_ENTRY;
wake_up_nr(&ccci_tx_waitq[txq_no].tx_waitq, space);
DBGLOG(CCCI, TRA, "ccci_tx_callback: txq_no=%d, wake task num=%d", txq_no, space);
DEBUG_LOG_FUNCTION_LEAVE;
return KAL_SUCCESS;
}
KAL_UINT32 eemcs_ccci_boot_UL_write_room_check(void)
{
KAL_UINT32 boot_port_id = 0;
KAL_UINT32 tx_queue_idx=0;
KAL_UINT32 ret = 0;
boot_port_id = ccci_ch_to_port(CH_CTRL_TX);
tx_queue_idx = ccci_port_info[boot_port_id].txq_id;
ret = hif_ul_swq_space(tx_queue_idx);
return ret;
}
KAL_UINT32 eemcs_ccci_UL_write_wait(CCCI_CHANNEL_T chn)
{
KAL_UINT32 port_id = 0;
KAL_UINT32 tx_queue_idx=0;
KAL_UINT32 ret = 0;
port_id = ccci_ch_to_port(chn);
tx_queue_idx = ccci_port_info[port_id].txq_id;
ret = wait_event_interruptible_exclusive(ccci_tx_waitq[tx_queue_idx].tx_waitq, (hif_ul_swq_space(tx_queue_idx) - atomic_read(&ccci_tx_waitq[tx_queue_idx].reserve_space) )> 0);
DBGLOG(CCCI, TRA, "ccci_write_wait: wakeup port%d, txq=%d, ret=%d", port_id, tx_queue_idx, ret);
return ret;
}
KAL_UINT32 eemcs_ccci_UL_write_room_alloc(CCCI_CHANNEL_T chn)
{
KAL_UINT32 port_id = 0;
KAL_UINT32 tx_queue_idx=0;
KAL_UINT32 ret = 0;
#ifdef __EEMCS_EXPT_SUPPORT__
EEMCS_EXCEPTION_STATE mode = EEMCS_EX_INVALID;
#endif
port_id = ccci_ch_to_port(chn);
#ifdef __EEMCS_EXPT_SUPPORT__
/*we just return 1 to bypass this check.
exception check will be taken when writing SKB to swq */
if(is_exception_mode(&mode))
{
return 1;
}
#endif
tx_queue_idx = ccci_port_info[port_id].txq_id;
// for poll
if(atomic_read(&ccci_port_info[port_id].reserve_space) >= 1){
DBGLOG(CCCI, TRA, "ccci_write_room_alloc: port%d write space has reserved",port_id);
return 1;
}
ret = hif_ul_swq_space(tx_queue_idx) - atomic_read(&ccci_tx_waitq[tx_queue_idx].reserve_space);
if (ret > 0){
atomic_inc(&ccci_port_info[port_id].reserve_space);
atomic_inc(&ccci_tx_waitq[tx_queue_idx].reserve_space);
} else {
DBGLOG(CCCI, INF, "ccci_write_room_alloc: port%d, tx_qlen=%d, resv=%d, ret=%d", \
port_id, mtlte_df_UL_pkt_in_swq(tx_queue_idx), atomic_read(&ccci_tx_waitq[tx_queue_idx].reserve_space), ret);
}
DBGLOG(CCCI, TRA, "ccci_write_room_alloc: txq=%d, size=%d",tx_queue_idx, ret);
return ret;
}