From 034925cb5d7bed359c42b3519c1d3fab0a26d27b Mon Sep 17 00:00:00 2001 From: Shaul Triebitz Date: Thu, 10 May 2018 17:34:52 +0300 Subject: [PATCH] iwlwifi: mvm: do not override amsdu size user settings Since AMSDUs are not de-aggregated by HW in monitor mode, we still need the option for setting large RBs (up to 12K). Signed-off-by: Shaul Triebitz Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/mvm/ops.c | 20 ++++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index e2463e8e486b..d728b854be95 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -584,6 +584,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, }; int err, scan_size; u32 min_backoff; + enum iwl_amsdu_size rb_size_default; /* * We use IWL_MVM_STATION_COUNT to check the validity of the station @@ -694,8 +695,16 @@ 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); + + if (mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560) + rb_size_default = IWL_AMSDU_2K; + else + rb_size_default = IWL_AMSDU_4K; + switch (iwlwifi_mod_params.amsdu_size) { case IWL_AMSDU_DEF: + trans_cfg.rx_buf_size = rb_size_default; + break; case IWL_AMSDU_4K: trans_cfg.rx_buf_size = IWL_AMSDU_4K; break; @@ -708,17 +717,12 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, 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.rx_buf_size = rb_size_default; } - /* the hardware splits the A-MSDU */ - if (mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560) { - trans_cfg.rx_buf_size = IWL_AMSDU_2K; - /* TODO: remove when balanced power mode is fw supported */ + /* TODO: remove when balanced power mode is fw supported */ + if (mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560) iwlmvm_mod_params.power_scheme = IWL_POWER_SCHEME_CAM; - } else if (mvm->cfg->mq_rx_supported) { - trans_cfg.rx_buf_size = IWL_AMSDU_4K; - } trans->wide_cmd_header = true; trans_cfg.bc_table_dword = -- 2.11.0