@@ -18,6 +18,16 @@ EXPORT_SYMBOL(ath11k_debug_mask);
module_param_named(debug_mask, ath11k_debug_mask, uint, 0644);
MODULE_PARM_DESC(debug_mask, "Debugging mask");
+static unsigned int ath11k_crypto_mode;
+module_param_named(crypto_mode, ath11k_crypto_mode, uint, 0644);
+MODULE_PARM_DESC(crypto_mode, "crypto mode: 0-hardware, 1-software");
+
+/* frame mode values are mapped as per enum ath11k_hw_txrx_mode */
+unsigned int ath11k_frame_mode = ATH11K_HW_TXRX_NATIVE_WIFI;
+module_param_named(frame_mode, ath11k_frame_mode, uint, 0644);
+MODULE_PARM_DESC(frame_mode,
+ "Datapath frame mode (0: raw, 1: native wifi (default), 2: ethernet)");
+
static const struct ath11k_hw_params ath11k_hw_params[] = {
{
.hw_rev = ATH11K_HW_IPQ8074,
@@ -580,6 +590,23 @@ int ath11k_core_qmi_firmware_ready(struct ath11k_base *ab)
return ret;
}
+ switch (ath11k_crypto_mode) {
+ case ATH11K_CRYPT_MODE_SW:
+ set_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ab->dev_flags);
+ set_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags);
+ break;
+ case ATH11K_CRYPT_MODE_HW:
+ clear_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ab->dev_flags);
+ clear_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags);
+ break;
+ default:
+ ath11k_info(ab, "invalid crypto_mode: %d\n", ath11k_crypto_mode);
+ return -EINVAL;
+ }
+
+ if (ath11k_frame_mode == ATH11K_HW_TXRX_RAW)
+ set_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags);
+
mutex_lock(&ab->core_lock);
ret = ath11k_core_start(ab, ATH11K_FIRMWARE_MODE_NORMAL);
if (ret) {
@@ -35,6 +35,8 @@
#define ATH11K_INVALID_HW_MAC_ID 0xFF
+extern unsigned int ath11k_frame_mode;
+
enum ath11k_supported_bw {
ATH11K_BW_20 = 0,
ATH11K_BW_40 = 1,
@@ -54,6 +56,13 @@ enum wme_ac {
#define ATH11K_VHT_MCS_MAX 9
#define ATH11K_HE_MCS_MAX 11
+enum ath11k_crypt_mode {
+ /* Only use hardware crypto engine */
+ ATH11K_CRYPT_MODE_HW,
+ /* Only use software crypto */
+ ATH11K_CRYPT_MODE_SW,
+};
+
static inline enum wme_ac ath11k_tid_to_ac(u32 tid)
{
return (((tid == 0) || (tid == 3)) ? WME_AC_BE :
@@ -26,6 +26,8 @@ enum ath11k_debug_mask {
ATH11K_DBG_TESTMODE = 0x00000400,
ATH11k_DBG_HAL = 0x00000800,
ATH11K_DBG_PCI = 0x00001000,
+ ATH11K_DBG_DP_TX = 0x00001000,
+ ATH11K_DBG_DP_RX = 0x00002000,
ATH11K_DBG_ANY = 0xffffffff,
};
@@ -2133,8 +2133,6 @@ static void ath11k_dp_rx_h_mpdu(struct ath11k *ar,
mcast = is_multicast_ether_addr(hdr->addr1);
fill_crypto_hdr = mcast;
- is_decrypted = ath11k_dp_rx_h_attn_is_decrypted(rx_desc);
-
spin_lock_bh(&ar->ab->base_lock);
peer = ath11k_peer_find_by_addr(ar->ab, hdr->addr2);
if (peer) {
@@ -2148,6 +2146,8 @@ static void ath11k_dp_rx_h_mpdu(struct ath11k *ar,
spin_unlock_bh(&ar->ab->base_lock);
err_bitmap = ath11k_dp_rx_h_attn_mpdu_err(rx_desc);
+ if (enctype != HAL_ENCRYPT_TYPE_OPEN && !err_bitmap)
+ is_decrypted = ath11k_dp_rx_h_attn_is_decrypted(rx_desc);
/* Clear per-MPDU flags while leaving per-PPDU flags intact */
rx_status->flag &= ~(RX_FLAG_FAILED_FCS_CRC |
@@ -2350,6 +2350,9 @@ static void ath11k_dp_rx_deliver_msdu(struct ath11k *ar, struct napi_struct *nap
!!(status->flag & RX_FLAG_MMIC_ERROR),
!!(status->flag & RX_FLAG_AMSDU_MORE));
+ ath11k_dbg_dump(ar->ab, ATH11K_DBG_DP_RX, NULL, "dp rx msdu: ",
+ msdu->data, msdu->len);
+
/* TODO: trace rx packet */
ieee80211_rx_napi(ar->hw, NULL, msdu, napi);
@@ -13,6 +13,10 @@ static enum hal_tcl_encap_type
ath11k_dp_tx_get_encap_type(struct ath11k_vif *arvif, struct sk_buff *skb)
{
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
+ struct ath11k_base *ab = arvif->ar->ab;
+
+ if (test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags))
+ return HAL_TCL_ENCAP_TYPE_RAW;
if (tx_info->control.flags & IEEE80211_TX_CTRL_HW_80211_ENCAP)
return HAL_TCL_ENCAP_TYPE_ETHERNET;
@@ -79,6 +83,7 @@ int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif,
struct ath11k_dp *dp = &ab->dp;
struct hal_tx_info ti = {0};
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_key_conf *key = info->control.hw_key;
struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB(skb);
struct hal_srng *tcl_ring;
struct ieee80211_hdr *hdr = (void *)skb->data;
@@ -142,11 +147,17 @@ int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif,
ti.encap_type = ath11k_dp_tx_get_encap_type(arvif, skb);
ti.meta_data_flags = arvif->tcl_metadata;
- if (info->control.hw_key)
- ti.encrypt_type =
- ath11k_dp_tx_get_encrypt_type(info->control.hw_key->cipher);
- else
- ti.encrypt_type = HAL_ENCRYPT_TYPE_OPEN;
+ if (ti.encap_type == HAL_TCL_ENCAP_TYPE_RAW) {
+ if (key) {
+ ti.encrypt_type =
+ ath11k_dp_tx_get_encrypt_type(key->cipher);
+
+ if (ieee80211_has_protected(hdr->frame_control))
+ skb_put(skb, IEEE80211_CCMP_MIC_LEN);
+ } else {
+ ti.encrypt_type = HAL_ENCRYPT_TYPE_OPEN;
+ }
+ }
ti.addr_search_flags = arvif->hal_addr_search_flags;
ti.search_type = arvif->search_type;
@@ -156,7 +167,8 @@ int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif,
ti.bss_ast_hash = arvif->ast_hash;
ti.dscp_tid_tbl_idx = 0;
- if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ if (skb->ip_summed == CHECKSUM_PARTIAL &&
+ ti.encap_type != HAL_TCL_ENCAP_TYPE_RAW) {
ti.flags0 |= FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_IP4_CKSUM_EN, 1) |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_UDP4_CKSUM_EN, 1) |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_UDP6_CKSUM_EN, 1) |
@@ -176,10 +188,11 @@ int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif,
ath11k_dp_tx_encap_nwifi(skb);
break;
case HAL_TCL_ENCAP_TYPE_RAW:
- /* TODO: for CHECKSUM_PARTIAL case in raw mode, HW checksum offload
- * is not applicable, hence manual checksum calculation using
- * skb_checksum_help() is needed
- */
+ if (!test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags)) {
+ ret = -EINVAL;
+ goto fail_remove_idr;
+ }
+ break;
case HAL_TCL_ENCAP_TYPE_ETHERNET:
/* no need to encap */
break;
@@ -242,6 +255,9 @@ int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif,
spin_unlock_bh(&tcl_ring->lock);
+ ath11k_dbg_dump(ab, ATH11K_DBG_DP_TX, NULL, "dp tx msdu: ",
+ skb->data, skb->len);
+
atomic_inc(&ar->dp.num_tx_pending);
return 0;
@@ -352,7 +368,6 @@ ath11k_dp_tx_process_htt_tx_complete(struct ath11k_base *ab,
wbm_status = FIELD_GET(HTT_TX_WBM_COMP_INFO0_STATUS,
status_desc->info0);
-
switch (wbm_status) {
case HAL_WBM_REL_HTT_TX_COMP_STATUS_OK:
case HAL_WBM_REL_HTT_TX_COMP_STATUS_DROP:
@@ -42,12 +42,6 @@
.max_power = 30, \
}
-/* frame mode values are mapped as per enum ath11k_hw_txrx_mode */
-static unsigned int ath11k_frame_mode = ATH11K_HW_TXRX_NATIVE_WIFI;
-module_param_named(frame_mode, ath11k_frame_mode, uint, 0644);
-MODULE_PARM_DESC(frame_mode,
- "Datapath frame mode (0: raw, 1: native wifi (default), 2: ethernet)");
-
static const struct ieee80211_channel ath11k_2ghz_channels[] = {
CHAN2G(1, 2412, 0),
CHAN2G(2, 2417, 0),
@@ -2380,6 +2374,9 @@ static int ath11k_install_key(struct ath11k_vif *arvif,
reinit_completion(&ar->install_key_done);
+ if (test_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ar->ab->dev_flags))
+ return 0;
+
if (cmd == DISABLE_KEY) {
/* TODO: Check if FW expects value other than NONE for del */
/* arg.key_cipher = WMI_CIPHER_NONE; */
@@ -2411,8 +2408,13 @@ static int ath11k_install_key(struct ath11k_vif *arvif,
return -EOPNOTSUPP;
}
+ if (test_bit(ATH11K_FLAG_RAW_MODE, &ar->ab->dev_flags))
+ key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV |
+ IEEE80211_KEY_FLAG_RESERVE_TAILROOM;
+
install:
ret = ath11k_wmi_vdev_install_key(arvif->ar, &arg);
+
if (ret)
return ret;
@@ -2484,6 +2486,9 @@ static int ath11k_mac_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
key->cipher == WLAN_CIPHER_SUITE_BIP_CMAC_256)
return 1;
+ if (test_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ar->ab->dev_flags))
+ return 1;
+
if (key->keyidx > WMI_MAX_KEY_INDEX)
return -ENOSPC;
@@ -4436,6 +4441,8 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw,
if (ieee80211_set_hw_80211_encap(vif, hw_encap))
param_value = ATH11K_HW_TXRX_ETHERNET;
+ else if (test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags))
+ param_value = ATH11K_HW_TXRX_RAW;
else
param_value = ATH11K_HW_TXRX_NATIVE_WIFI;
@@ -6109,7 +6116,6 @@ static int __ath11k_mac_register(struct ath11k *ar)
ieee80211_hw_set(ar->hw, HAS_RATE_CONTROL);
ieee80211_hw_set(ar->hw, AP_LINK_PS);
ieee80211_hw_set(ar->hw, SPECTRUM_MGMT);
- ieee80211_hw_set(ar->hw, SUPPORT_FAST_XMIT);
ieee80211_hw_set(ar->hw, CONNECTION_MONITOR);
ieee80211_hw_set(ar->hw, SUPPORTS_PER_STA_GTK);
ieee80211_hw_set(ar->hw, WANT_MONITOR_VIF);
@@ -6176,8 +6182,11 @@ static int __ath11k_mac_register(struct ath11k *ar)
ath11k_reg_init(ar);
- /* advertise HW checksum offload capabilities */
- ar->hw->netdev_features = NETIF_F_HW_CSUM;
+ if (!test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags)) {
+ ar->hw->netdev_features = NETIF_F_HW_CSUM;
+ ieee80211_hw_set(ar->hw, SW_CRYPTO_CONTROL);
+ ieee80211_hw_set(ar->hw, SUPPORT_FAST_XMIT);
+ }
ret = ieee80211_register_hw(ar->hw);
if (ret) {
@@ -3366,6 +3366,10 @@ int ath11k_wmi_cmd_init(struct ath11k_base *ab)
config.rx_timeout_pri[2] = TARGET_RX_TIMEOUT_LO_PRI;
config.rx_timeout_pri[3] = TARGET_RX_TIMEOUT_HI_PRI;
config.rx_decap_mode = TARGET_DECAP_MODE_NATIVE_WIFI;
+
+ if (test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags))
+ config.rx_decap_mode = TARGET_DECAP_MODE_RAW;
+
config.scan_max_pending_req = TARGET_SCAN_MAX_PENDING_REQS;
config.bmiss_offload_max_vdev = TARGET_BMISS_OFFLOAD_MAX_VDEV;
config.roam_offload_max_vdev = TARGET_ROAM_OFFLOAD_MAX_VDEV;