From: Sara Sharon <sara.sha...@intel.com>
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.sha...@intel.com>
Signed-off-by: Luca Coelho <luciano.coe...@intel.com>
---
drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c | 2 +-
drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 3 +++
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
index b605b364ed3f..734a5fc3584d 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
@@ -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,
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
index 86873b99e5d7..4493520aae1e 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
@@ -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;
--
2.16.3
