diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-trans.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-trans.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.c b/drivers/net/wireless/intel/iwlwifi/iwl-trans.c index 073efce47e74..a26da96763dd 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.c @@ -66,6 +66,7 @@ #include "iwl-trans.h" #include "iwl-drv.h" #include "iwl-fh.h" +#include "queue/tx.h" #include <linux/dmapool.h> struct iwl_trans *iwl_trans_alloc(unsigned int priv_size, @@ -150,11 +151,29 @@ struct iwl_trans *iwl_trans_alloc(unsigned int priv_size, WARN_ON(!ops->wait_txq_empty && !ops->wait_tx_queues_empty); + trans->txqs.tso_hdr_page = alloc_percpu(struct iwl_tso_hdr_page); + if (!trans->txqs.tso_hdr_page) { + kmem_cache_destroy(trans->dev_cmd_pool); + return NULL; + } + return trans; } void iwl_trans_free(struct iwl_trans *trans) { + int i; + + for_each_possible_cpu(i) { + struct iwl_tso_hdr_page *p = + per_cpu_ptr(trans->txqs.tso_hdr_page, i); + + if (p->page) + __free_page(p->page); + } + + free_percpu(trans->txqs.tso_hdr_page); + kmem_cache_destroy(trans->dev_cmd_pool); } |