From: Johannes Berg Date: Thu, 13 Apr 2023 07:44:08 +0000 (+0300) Subject: wifi: iwlwifi: mvm: fix A-MSDU checks X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d34d11aea2d5d71a66f2f90507c3f7202b964175;p=linux.git wifi: iwlwifi: mvm: fix A-MSDU checks Since Gl A-step devices use the old checksum hardware, we shouldn't use the Bz code to check for A-MSDU combining ability; fix that. Fixes: ec18e7d4d20d ("wifi: iwlwifi: mvm: use old checksum for Bz A-step") Signed-off-by: Johannes Berg Signed-off-by: Gregory Greenman Link: https://lore.kernel.org/r/20230413102635.8c445b943fee.Ibf772102ca712f59e2ee0cdd4c344011fcf445aa@changeid Signed-off-by: Johannes Berg --- diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index aaa7e3c561a07..0ee5169de0349 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -6129,7 +6129,10 @@ static bool iwl_mvm_mac_can_aggregate(struct ieee80211_hw *hw, { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); - if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_BZ) + if (mvm->trans->trans_cfg->device_family > IWL_DEVICE_FAMILY_BZ || + (mvm->trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_BZ && + !(CSR_HW_REV_TYPE(mvm->trans->hw_rev) == IWL_CFG_MAC_TYPE_GL && + mvm->trans->hw_rev_step == SILICON_A_STEP))) return iwl_mvm_tx_csum_bz(mvm, head, true) == iwl_mvm_tx_csum_bz(mvm, skb, true);