diff options
| author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2015-11-10 11:57:41 +0200 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2015-11-26 16:38:48 +0200 |
| commit | 6c4fbcbc1c954d61711e3761a05283e980a6106e (patch) | |
| tree | 5464f212b278bd8a10b55eb630d71b0cd341d640 /drivers/net/wireless/intel/iwlwifi/mvm/ops.c | |
| parent | 7d1620451d4994d767bdcb23907209b21603d185 (diff) | |
iwlwifi: add support for 12K Receive Buffers
802.11ac allows A-MSDU that can be up to 12KB long. Since
an entire A-MSDU needs to fit into one single Receive
Buffer (RB), add support for big RBs.
Since this adds lots of pressure to the memory manager and
significantly increase the true_size of the RX buffers,
don't enable this by default.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/ops.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/ops.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index 13c97f665ba8..1646cddadbd8 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -485,7 +485,21 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, trans_cfg.op_mode = op_mode; trans_cfg.no_reclaim_cmds = no_reclaim_cmds; trans_cfg.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds); - trans_cfg.rx_buf_size_8k = iwlwifi_mod_params.amsdu_size_8K; + switch (iwlwifi_mod_params.amsdu_size) { + case IWL_AMSDU_4K: + trans_cfg.rx_buf_size = IWL_AMSDU_4K; + break; + case IWL_AMSDU_8K: + trans_cfg.rx_buf_size = IWL_AMSDU_8K; + break; + case IWL_AMSDU_12K: + trans_cfg.rx_buf_size = IWL_AMSDU_12K; + break; + default: + pr_err("%s: Unsupported amsdu_size: %d\n", KBUILD_MODNAME, + iwlwifi_mod_params.amsdu_size); + trans_cfg.rx_buf_size = IWL_AMSDU_4K; + } trans_cfg.wide_cmd_header = fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_WIDE_CMD_HDR); |