diff mbox series

[06/12] iwlwifi: pcie: rx: use rxq queue_size instead of constant

Message ID 20191120102650.514376-7-luca@coelho.fi (mailing list archive)
State Accepted
Delegated to: Luca Coelho
Headers show
Series iwlwifi: updates intended for v5.5 2019-11-20 | expand

Commit Message

Luca Coelho Nov. 20, 2019, 10:26 a.m. UTC 
From: Johannes Berg <johannes.berg@intel.com>

This is a little less efficient now as it's known to be a
multiqueue device in this function, but a future patch will
have to use a variable here anyway, so use rxq->queue_size
now instead to make it clearer.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
 drivers/net/wireless/intel/iwlwifi/pcie/rx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
index 7f9cc4c84c18..a4d325fcf94a 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
@@ -322,7 +322,7 @@  static void iwl_pcie_rxmq_restock(struct iwl_trans *trans,
 		WARN_ON(rxb->page_dma & DMA_BIT_MASK(12));
 		/* Point to Rx buffer via next RBD in circular buffer */
 		iwl_pcie_restock_bd(trans, rxq, rxb);
-		rxq->write = (rxq->write + 1) & MQ_RX_TABLE_MASK;
+		rxq->write = (rxq->write + 1) & (rxq->queue_size - 1);
 		rxq->free_count--;
 	}
 	spin_unlock(&rxq->lock);