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authorJohannes Berg <johannes.berg@intel.com>2013-06-20 15:56:49 -0400
committerJohannes Berg <johannes.berg@intel.com>2013-06-25 06:14:43 -0400
commitfecba09e424e58444a0b206031632d62977b79ec (patch)
treedbc2cfd45eef36c8a521bd195d3a485bb76dd483 /drivers/net
parentc7df1f4bdaef7e0c860011a0cc979f6c3684b09a (diff)
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')
-rw-r--r--drivers/net/wireless/iwlwifi/pcie/rx.c28
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 @@
110/* 110/*
111 * iwl_rxq_space - Return number of free slots available in queue. 111 * iwl_rxq_space - Return number of free slots available in queue.
112 */ 112 */
113static int iwl_rxq_space(const struct iwl_rxq *q) 113static int iwl_rxq_space(const struct iwl_rxq *rxq)
114{ 114{
115 int s = q->read - q->write; 115 int s = rxq->read - rxq->write;
116
116 if (s <= 0) 117 if (s <= 0)
117 s += RX_QUEUE_SIZE; 118 s += RX_QUEUE_SIZE;
118 /* keep some buffer to not confuse full and empty queue */ 119 /* keep some buffer to not confuse full and empty queue */
@@ -143,21 +144,22 @@ int iwl_pcie_rx_stop(struct iwl_trans *trans)
143/* 144/*
144 * iwl_pcie_rxq_inc_wr_ptr - Update the write pointer for the RX queue 145 * iwl_pcie_rxq_inc_wr_ptr - Update the write pointer for the RX queue
145 */ 146 */
146static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_rxq *q) 147static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans,
148 struct iwl_rxq *rxq)
147{ 149{
148 unsigned long flags; 150 unsigned long flags;
149 u32 reg; 151 u32 reg;
150 152
151 spin_lock_irqsave(&q->lock, flags); 153 spin_lock_irqsave(&rxq->lock, flags);
152 154
153 if (q->need_update == 0) 155 if (rxq->need_update == 0)
154 goto exit_unlock; 156 goto exit_unlock;
155 157
156 if (trans->cfg->base_params->shadow_reg_enable) { 158 if (trans->cfg->base_params->shadow_reg_enable) {
157 /* shadow register enabled */ 159 /* shadow register enabled */
158 /* Device expects a multiple of 8 */ 160 /* Device expects a multiple of 8 */
159 q->write_actual = (q->write & ~0x7); 161 rxq->write_actual = (rxq->write & ~0x7);
160 iwl_write32(trans, FH_RSCSR_CHNL0_WPTR, q->write_actual); 162 iwl_write32(trans, FH_RSCSR_CHNL0_WPTR, rxq->write_actual);
161 } else { 163 } else {
162 struct iwl_trans_pcie *trans_pcie = 164 struct iwl_trans_pcie *trans_pcie =
163 IWL_TRANS_GET_PCIE_TRANS(trans); 165 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)
175 goto exit_unlock; 177 goto exit_unlock;
176 } 178 }
177 179
178 q->write_actual = (q->write & ~0x7); 180 rxq->write_actual = (rxq->write & ~0x7);
179 iwl_write_direct32(trans, FH_RSCSR_CHNL0_WPTR, 181 iwl_write_direct32(trans, FH_RSCSR_CHNL0_WPTR,
180 q->write_actual); 182 rxq->write_actual);
181 183
182 /* Else device is assumed to be awake */ 184 /* Else device is assumed to be awake */
183 } else { 185 } else {
184 /* Device expects a multiple of 8 */ 186 /* Device expects a multiple of 8 */
185 q->write_actual = (q->write & ~0x7); 187 rxq->write_actual = (rxq->write & ~0x7);
186 iwl_write_direct32(trans, FH_RSCSR_CHNL0_WPTR, 188 iwl_write_direct32(trans, FH_RSCSR_CHNL0_WPTR,
187 q->write_actual); 189 rxq->write_actual);
188 } 190 }
189 } 191 }
190 q->need_update = 0; 192 rxq->need_update = 0;
191 193
192 exit_unlock: 194 exit_unlock:
193 spin_unlock_irqrestore(&q->lock, flags); 195 spin_unlock_irqrestore(&rxq->lock, flags);
194} 196}
195 197
196/* 198/*