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iwlwifi: pcie: allocate shorter TX queues for 22000 devices 

When support for shorter TX queues was introduced, it
didn't include the actual allocation of shorter queue,
which is the main motive for the change.

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 2018-01-04 13:53:55 +02:00 committed by Luca Coelho
parent 422b5dd429
commit e0498146c8
2 changed files with 4 additions and 1 deletions
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2
drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
View File

@ -993,7 +993,7 @@ static void iwl_pcie_gen2_txq_free_memory(struct iwl_trans *trans,
/* De-alloc circular buffer of TFDs */
if (txq->tfds) {
dma_free_coherent(dev,
trans_pcie->tfd_size * TFD_QUEUE_SIZE_MAX,
trans_pcie->tfd_size * txq->n_window,
txq->tfds, txq->dma_addr);
dma_free_coherent(dev,
sizeof(*txq->first_tb_bufs) * txq->n_window,

3
drivers/net/wireless/intel/iwlwifi/pcie/tx.c
View File

@ -495,6 +495,9 @@ int iwl_pcie_txq_alloc(struct iwl_trans *trans, struct iwl_txq *txq,
if (WARN_ON(txq->entries || txq->tfds))
return -EINVAL;
if (trans->cfg->use_tfh)
tfd_sz = trans_pcie->tfd_size * slots_num;
timer_setup(&txq->stuck_timer, iwl_pcie_txq_stuck_timer, 0);
txq->trans_pcie = trans_pcie;