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iwlwifi: pcie: allow to pretend to have Tx CSUM for debug

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Allow to configure the driver to pretend to have TX CSUM
offload support. This will be useful to test the TSO flows
that will come in further patches.
This configuration is disabled by default.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Emmanuel Grumbach
2015-10-21 09:00:07 +03:00
parent cb2f827795
commit 41837ca962
7 changed files with 24 additions and 0 deletions
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1
drivers/net/wireless/intel/iwlwifi/mvm/constants.h
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@@ -106,6 +106,7 @@
#define IWL_MVM_RS_RSSI_BASED_INIT_RATE 0
#define IWL_MVM_RS_80_20_FAR_RANGE_TWEAK 1
#define IWL_MVM_TOF_IS_RESPONDER 0
#define IWL_MVM_SW_TX_CSUM_OFFLOAD 0
#define IWL_MVM_RS_NUM_TRY_BEFORE_ANT_TOGGLE 1
#define IWL_MVM_RS_HT_VHT_RETRIES_PER_RATE 2
#define IWL_MVM_RS_HT_VHT_RETRIES_PER_RATE_TW 1

3
drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
View File

@@ -667,6 +667,9 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
if (!iwl_mvm_is_csum_supported(mvm))
hw->netdev_features &= ~NETIF_F_RXCSUM;
if (IWL_MVM_SW_TX_CSUM_OFFLOAD)
hw->netdev_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
ret = ieee80211_register_hw(mvm->hw);
if (ret)
iwl_mvm_leds_exit(mvm);

1
drivers/net/wireless/intel/iwlwifi/mvm/ops.c
View File

@@ -541,6 +541,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
trans_cfg.scd_set_active = true;
trans_cfg.sdio_adma_addr = fw->sdio_adma_addr;
trans_cfg.sw_csum_tx = IWL_MVM_SW_TX_CSUM_OFFLOAD;
/* Set a short watchdog for the command queue */
trans_cfg.cmd_q_wdg_timeout =