From: Sara Sharon <[email protected]> Latest firmware calculates both phases of the TKIP field, so the TTAK ok flag is not needed and deprecated.
Support this API change. Signed-off-by: Sara Sharon <[email protected]> Signed-off-by: Luca Coelho <[email protected]> --- drivers/net/wireless/intel/iwlwifi/fw/file.h | 3 +++ drivers/net/wireless/intel/iwlwifi/mvm/rx.c | 4 +++- drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 4 +++- 3 files changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h index 0824c007b6f8..12f97a2fc7ea 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/file.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h @@ -248,6 +248,8 @@ typedef unsigned int __bitwise iwl_ucode_tlv_api_t; * @IWL_UCODE_TLV_API_NEW_RX_STATS: should new RX STATISTICS API be used * @IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY: Quota command includes a field * indicating low latency direction. + * @IWL_UCODE_TLV_API_DEPRECATE_TTAK: RX status flag TTAK ok (bit 7) is + * deprecated. * * @NUM_IWL_UCODE_TLV_API: number of bits used */ @@ -266,6 +268,7 @@ enum iwl_ucode_tlv_api { IWL_UCODE_TLV_API_NEW_BEACON_TEMPLATE = (__force iwl_ucode_tlv_api_t)34, IWL_UCODE_TLV_API_NEW_RX_STATS = (__force iwl_ucode_tlv_api_t)35, IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY = (__force iwl_ucode_tlv_api_t)38, + IWL_UCODE_TLV_API_DEPRECATE_TTAK = (__force iwl_ucode_tlv_api_t)41, NUM_IWL_UCODE_TLV_API #ifdef __CHECKER__ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c index 63a57f0a16ef..d26833c5ce1f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c @@ -222,7 +222,9 @@ static u32 iwl_mvm_set_mac80211_rx_flag(struct iwl_mvm *mvm, case RX_MPDU_RES_STATUS_SEC_TKIP_ENC: /* Don't drop the frame and decrypt it in SW */ - if (!(rx_pkt_status & RX_MPDU_RES_STATUS_TTAK_OK)) + if (!fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_DEPRECATE_TTAK) && + !(rx_pkt_status & RX_MPDU_RES_STATUS_TTAK_OK)) return 0; *crypt_len = IEEE80211_TKIP_IV_LEN; /* fall through if TTAK OK */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 00d048bd2d35..858465838355 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -257,7 +257,9 @@ static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, return 0; case IWL_RX_MPDU_STATUS_SEC_TKIP: /* Don't drop the frame and decrypt it in SW */ - if (!(status & IWL_RX_MPDU_RES_STATUS_TTAK_OK)) + if (!fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_DEPRECATE_TTAK) && + !(status & IWL_RX_MPDU_RES_STATUS_TTAK_OK)) return 0; *crypt_len = IEEE80211_TKIP_IV_LEN; -- 2.15.1
