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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 <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Sara Sharon 2016-12-08 12:05:58 +02:00 committed by Luca Coelho
parent ca60da2eb4
commit 4822929388
1 changed files with 2 additions and 2 deletions
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4
drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
View File

@ -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);