From 4822929388df78c57f85bc4f8aca781e268da44f Mon Sep 17 00:00:00 2001 From: Sara Sharon Date: Thu, 8 Dec 2016 12:05:58 +0200 Subject: [PATCH] iwlwifi: pcie: support new write pointer width In a000 devices we have 16 bytes for the TFD index and 16 for the queue, in order to support 512 queues. Signed-off-by: Sara Sharon Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c index af5b97c82c5e..e8eb11282795 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c @@ -109,7 +109,7 @@ static void iwl_pcie_gen2_txq_inc_wr_ptr(struct iwl_trans *trans, */ if (!txq->block) iwl_write32(trans, HBUS_TARG_WRPTR, - txq->write_ptr | (txq->id << 8)); + txq->write_ptr | (txq->id << 16)); } static u8 iwl_pcie_gen2_get_num_tbs(struct iwl_trans *trans, @@ -825,7 +825,7 @@ int iwl_trans_pcie_dyn_txq_alloc(struct iwl_trans *trans, txq->read_ptr = (ssn & 0xff); txq->write_ptr = (ssn & 0xff); iwl_write_direct32(trans, HBUS_TARG_WRPTR, - (ssn & 0xff) | (cmd->scd_queue << 8)); + (ssn & 0xff) | (cmd->scd_queue << 16)); IWL_DEBUG_TX_QUEUES(trans, "Activate queue %d WrPtr: %d\n", cmd->scd_queue, ssn & 0xff); -- 2.45.2