diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2013-06-20 21:56:49 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-06-25 12:14:43 +0200 |
| commit | fecba09e424e58444a0b206031632d62977b79ec (patch) | |
| tree | dbc2cfd45eef36c8a521bd195d3a485bb76dd483 /drivers/net/wireless/iwlwifi/pcie/rx.c | |
| parent | c7df1f4bdaef7e0c860011a0cc979f6c3684b09a (diff) | |
| download | blackbird-obmc-linux-fecba09e424e58444a0b206031632d62977b79ec.tar.gz blackbird-obmc-linux-fecba09e424e58444a0b206031632d62977b79ec.zip | |
iwlwifi: always use 'rxq' as RX queue struct name
A few places use just 'q', use 'rxq' there like all
other places.
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/pcie/rx.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/pcie/rx.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index 25e25ea1489d..fd848cd1583e 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -110,9 +110,10 @@ /* * iwl_rxq_space - Return number of free slots available in queue. */ -static int iwl_rxq_space(const struct iwl_rxq *q) +static int iwl_rxq_space(const struct iwl_rxq *rxq) { - int s = q->read - q->write; + int s = rxq->read - rxq->write; + if (s <= 0) s += RX_QUEUE_SIZE; /* keep some buffer to not confuse full and empty queue */ @@ -143,21 +144,22 @@ int iwl_pcie_rx_stop(struct iwl_trans *trans) /* * iwl_pcie_rxq_inc_wr_ptr - Update the write pointer for the RX queue */ -static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_rxq *q) +static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans, + struct iwl_rxq *rxq) { unsigned long flags; u32 reg; - spin_lock_irqsave(&q->lock, flags); + spin_lock_irqsave(&rxq->lock, flags); - if (q->need_update == 0) + if (rxq->need_update == 0) goto exit_unlock; if (trans->cfg->base_params->shadow_reg_enable) { /* shadow register enabled */ /* Device expects a multiple of 8 */ - q->write_actual = (q->write & ~0x7); - iwl_write32(trans, FH_RSCSR_CHNL0_WPTR, q->write_actual); + rxq->write_actual = (rxq->write & ~0x7); + iwl_write32(trans, FH_RSCSR_CHNL0_WPTR, rxq->write_actual); } else { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); @@ -175,22 +177,22 @@ static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_rxq *q) goto exit_unlock; } - q->write_actual = (q->write & ~0x7); + rxq->write_actual = (rxq->write & ~0x7); iwl_write_direct32(trans, FH_RSCSR_CHNL0_WPTR, - q->write_actual); + rxq->write_actual); /* Else device is assumed to be awake */ } else { /* Device expects a multiple of 8 */ - q->write_actual = (q->write & ~0x7); + rxq->write_actual = (rxq->write & ~0x7); iwl_write_direct32(trans, FH_RSCSR_CHNL0_WPTR, - q->write_actual); + rxq->write_actual); } } - q->need_update = 0; + rxq->need_update = 0; exit_unlock: - spin_unlock_irqrestore(&q->lock, flags); + spin_unlock_irqrestore(&rxq->lock, flags); } /* |
