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iwlwifi: mvm: enable RX offloading with TKIP and WEP

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Set the flag that indicates that ICV was stripped on if
this option was enabled in the HW.

Cc: stable@vger.kernel.org # 4.13+
[this is needed for the 9000-series HW to work properly]
Signed-off-by: David Spinadel <david.spinadel@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
David Spinadel 2016-11-21 17:01:25 +02:00 committed by Luca Coelho
parent 6c2d49fdc5
commit 9d0fc5a50a
2 changed files with 12 additions and 4 deletions
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4
drivers/net/wireless/intel/iwlwifi/iwl-trans.h
View File

@ -117,6 +117,7 @@
#define FH_RSCSR_FRAME_INVALID 0x55550000
#define FH_RSCSR_FRAME_ALIGN 0x40
#define FH_RSCSR_RPA_EN BIT(25)
#define FH_RSCSR_RADA_EN BIT(26)
#define FH_RSCSR_RXQ_POS 16
#define FH_RSCSR_RXQ_MASK 0x3F0000
@ -128,7 +129,8 @@ struct iwl_rx_packet {
* 31: flag flush RB request
* 30: flag ignore TC (terminal counter) request
* 29: flag fast IRQ request
* 28-26: Reserved
* 28-27: Reserved
* 26: RADA enabled
* 25: Offload enabled
* 24: RPF enabled
* 23: RSS enabled

12
drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
View File

@ -234,8 +234,8 @@ static void iwl_mvm_get_signal_strength(struct iwl_mvm *mvm,
static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
struct ieee80211_rx_status *stats,
struct iwl_rx_mpdu_desc *desc, int queue,
u8 *crypt_len)
struct iwl_rx_mpdu_desc *desc, u32 pkt_flags,
int queue, u8 *crypt_len)
{
u16 status = le16_to_cpu(desc->status);
@ -272,6 +272,10 @@ static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
if ((status & IWL_RX_MPDU_STATUS_SEC_MASK) ==
IWL_RX_MPDU_STATUS_SEC_WEP)
*crypt_len = IEEE80211_WEP_IV_LEN;
if (pkt_flags & FH_RSCSR_RADA_EN)
stats->flag |= RX_FLAG_ICV_STRIPPED;
return 0;
case IWL_RX_MPDU_STATUS_SEC_EXT_ENC:
if (!(status & IWL_RX_MPDU_STATUS_MIC_OK))
@ -850,7 +854,9 @@ void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
rx_status = IEEE80211_SKB_RXCB(skb);
if (iwl_mvm_rx_crypto(mvm, hdr, rx_status, desc, queue, &crypt_len)) {
if (iwl_mvm_rx_crypto(mvm, hdr, rx_status, desc,
le32_to_cpu(pkt->len_n_flags), queue,
&crypt_len)) {
kfree_skb(skb);
return;
}