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path: root/drivers/net/wireless/ath/ath10k/htt_tx.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath10k/htt_tx.c')
-rw-r--r--drivers/net/wireless/ath/ath10k/htt_tx.c144
1 files changed, 70 insertions, 74 deletions
diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c
index 4fd10ac3a941..d6f1d85ba871 100644
--- a/drivers/net/wireless/ath/ath10k/htt_tx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_tx.c
@@ -2,8 +2,11 @@
/*
* Copyright (c) 2005-2011 Atheros Communications Inc.
* Copyright (c) 2011-2017 Qualcomm Atheros, Inc.
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
*/
+#include <linux/export.h>
#include <linux/etherdevice.h>
#include "htt.h"
#include "mac.h"
@@ -40,7 +43,6 @@ static void __ath10k_htt_tx_txq_recalc(struct ieee80211_hw *hw,
struct ath10k *ar = hw->priv;
struct ath10k_sta *arsta;
struct ath10k_vif *arvif = (void *)txq->vif->drv_priv;
- unsigned long frame_cnt;
unsigned long byte_cnt;
int idx;
u32 bit;
@@ -67,12 +69,12 @@ static void __ath10k_htt_tx_txq_recalc(struct ieee80211_hw *hw,
bit = BIT(peer_id % 32);
idx = peer_id / 32;
- ieee80211_txq_get_depth(txq, &frame_cnt, &byte_cnt);
+ ieee80211_txq_get_depth(txq, NULL, &byte_cnt);
count = ath10k_htt_tx_txq_calc_size(byte_cnt);
if (unlikely(peer_id >= ar->htt.tx_q_state.num_peers) ||
unlikely(tid >= ar->htt.tx_q_state.num_tids)) {
- ath10k_warn(ar, "refusing to update txq for peer_id %hu tid %hhu due to out of bounds\n",
+ ath10k_warn(ar, "refusing to update txq for peer_id %u tid %u due to out of bounds\n",
peer_id, tid);
return;
}
@@ -81,7 +83,7 @@ static void __ath10k_htt_tx_txq_recalc(struct ieee80211_hw *hw,
ar->htt.tx_q_state.vaddr->map[tid][idx] &= ~bit;
ar->htt.tx_q_state.vaddr->map[tid][idx] |= count ? bit : 0;
- ath10k_dbg(ar, ATH10K_DBG_HTT, "htt tx txq state update peer_id %hu tid %hhu count %hhu\n",
+ ath10k_dbg(ar, ATH10K_DBG_HTT, "htt tx txq state update peer_id %u tid %u count %u\n",
peer_id, tid, count);
}
@@ -147,6 +149,9 @@ void ath10k_htt_tx_dec_pending(struct ath10k_htt *htt)
htt->num_pending_tx--;
if (htt->num_pending_tx == htt->max_num_pending_tx - 1)
ath10k_mac_tx_unlock(htt->ar, ATH10K_TX_PAUSE_Q_FULL);
+
+ if (htt->num_pending_tx == 0)
+ wake_up(&htt->empty_tx_wq);
}
int ath10k_htt_tx_inc_pending(struct ath10k_htt *htt)
@@ -213,7 +218,7 @@ void ath10k_htt_tx_free_msdu_id(struct ath10k_htt *htt, u16 msdu_id)
lockdep_assert_held(&htt->tx_lock);
- ath10k_dbg(ar, ATH10K_DBG_HTT, "htt tx free msdu_id %hu\n", msdu_id);
+ ath10k_dbg(ar, ATH10K_DBG_HTT, "htt tx free msdu_id %u\n", msdu_id);
idr_remove(&htt->pending_tx, msdu_id);
}
@@ -505,9 +510,9 @@ static int ath10k_htt_tx_clean_up_pending(int msdu_id, void *skb, void *ctx)
{
struct ath10k *ar = ctx;
struct ath10k_htt *htt = &ar->htt;
- struct htt_tx_done tx_done = {0};
+ struct htt_tx_done tx_done = {};
- ath10k_dbg(ar, ATH10K_DBG_HTT, "force cleanup msdu_id %hu\n", msdu_id);
+ ath10k_dbg(ar, ATH10K_DBG_HTT, "force cleanup msdu_id %u\n", msdu_id);
tx_done.msdu_id = msdu_id;
tx_done.status = HTT_TX_COMPL_STATE_DISCARD;
@@ -555,7 +560,7 @@ void ath10k_htt_op_ep_tx_credits(struct ath10k *ar)
void ath10k_htt_htc_tx_complete(struct ath10k *ar, struct sk_buff *skb)
{
struct ath10k_htt *htt = &ar->htt;
- struct htt_tx_done tx_done = {0};
+ struct htt_tx_done tx_done = {};
struct htt_cmd_hdr *htt_hdr;
struct htt_data_tx_desc *desc_hdr = NULL;
u16 flags1 = 0;
@@ -569,6 +574,8 @@ void ath10k_htt_htc_tx_complete(struct ath10k *ar, struct sk_buff *skb)
desc_hdr = (struct htt_data_tx_desc *)
(skb->data + sizeof(*htt_hdr));
flags1 = __le16_to_cpu(desc_hdr->flags1);
+ skb_pull(skb, sizeof(struct htt_cmd_hdr));
+ skb_pull(skb, sizeof(struct htt_data_tx_desc));
}
}
@@ -791,47 +798,22 @@ static int ath10k_htt_send_frag_desc_bank_cfg_64(struct ath10k_htt *htt)
return 0;
}
-static void ath10k_htt_fill_rx_desc_offset_32(void *rx_ring)
+static void ath10k_htt_fill_rx_desc_offset_32(struct ath10k_hw_params *hw,
+ struct htt_rx_ring_setup_ring32 *rx_ring)
{
- struct htt_rx_ring_setup_ring32 *ring =
- (struct htt_rx_ring_setup_ring32 *)rx_ring;
-
-#define desc_offset(x) (offsetof(struct htt_rx_desc, x) / 4)
- ring->mac80211_hdr_offset = __cpu_to_le16(desc_offset(rx_hdr_status));
- ring->msdu_payload_offset = __cpu_to_le16(desc_offset(msdu_payload));
- ring->ppdu_start_offset = __cpu_to_le16(desc_offset(ppdu_start));
- ring->ppdu_end_offset = __cpu_to_le16(desc_offset(ppdu_end));
- ring->mpdu_start_offset = __cpu_to_le16(desc_offset(mpdu_start));
- ring->mpdu_end_offset = __cpu_to_le16(desc_offset(mpdu_end));
- ring->msdu_start_offset = __cpu_to_le16(desc_offset(msdu_start));
- ring->msdu_end_offset = __cpu_to_le16(desc_offset(msdu_end));
- ring->rx_attention_offset = __cpu_to_le16(desc_offset(attention));
- ring->frag_info_offset = __cpu_to_le16(desc_offset(frag_info));
-#undef desc_offset
+ ath10k_htt_rx_desc_get_offsets(hw, &rx_ring->offsets);
}
-static void ath10k_htt_fill_rx_desc_offset_64(void *rx_ring)
+static void ath10k_htt_fill_rx_desc_offset_64(struct ath10k_hw_params *hw,
+ struct htt_rx_ring_setup_ring64 *rx_ring)
{
- struct htt_rx_ring_setup_ring64 *ring =
- (struct htt_rx_ring_setup_ring64 *)rx_ring;
-
-#define desc_offset(x) (offsetof(struct htt_rx_desc, x) / 4)
- ring->mac80211_hdr_offset = __cpu_to_le16(desc_offset(rx_hdr_status));
- ring->msdu_payload_offset = __cpu_to_le16(desc_offset(msdu_payload));
- ring->ppdu_start_offset = __cpu_to_le16(desc_offset(ppdu_start));
- ring->ppdu_end_offset = __cpu_to_le16(desc_offset(ppdu_end));
- ring->mpdu_start_offset = __cpu_to_le16(desc_offset(mpdu_start));
- ring->mpdu_end_offset = __cpu_to_le16(desc_offset(mpdu_end));
- ring->msdu_start_offset = __cpu_to_le16(desc_offset(msdu_start));
- ring->msdu_end_offset = __cpu_to_le16(desc_offset(msdu_end));
- ring->rx_attention_offset = __cpu_to_le16(desc_offset(attention));
- ring->frag_info_offset = __cpu_to_le16(desc_offset(frag_info));
-#undef desc_offset
+ ath10k_htt_rx_desc_get_offsets(hw, &rx_ring->offsets);
}
static int ath10k_htt_send_rx_ring_cfg_32(struct ath10k_htt *htt)
{
struct ath10k *ar = htt->ar;
+ struct ath10k_hw_params *hw = &ar->hw_params;
struct sk_buff *skb;
struct htt_cmd *cmd;
struct htt_rx_ring_setup_ring32 *ring;
@@ -891,7 +873,7 @@ static int ath10k_htt_send_rx_ring_cfg_32(struct ath10k_htt *htt)
ring->flags = __cpu_to_le16(flags);
ring->fw_idx_init_val = __cpu_to_le16(fw_idx);
- ath10k_htt_fill_rx_desc_offset_32(ring);
+ ath10k_htt_fill_rx_desc_offset_32(hw, ring);
ret = ath10k_htc_send(&htt->ar->htc, htt->eid, skb);
if (ret) {
dev_kfree_skb_any(skb);
@@ -904,6 +886,7 @@ static int ath10k_htt_send_rx_ring_cfg_32(struct ath10k_htt *htt)
static int ath10k_htt_send_rx_ring_cfg_64(struct ath10k_htt *htt)
{
struct ath10k *ar = htt->ar;
+ struct ath10k_hw_params *hw = &ar->hw_params;
struct sk_buff *skb;
struct htt_cmd *cmd;
struct htt_rx_ring_setup_ring64 *ring;
@@ -960,7 +943,7 @@ static int ath10k_htt_send_rx_ring_cfg_64(struct ath10k_htt *htt)
ring->flags = __cpu_to_le16(flags);
ring->fw_idx_init_val = __cpu_to_le16(fw_idx);
- ath10k_htt_fill_rx_desc_offset_64(ring);
+ ath10k_htt_fill_rx_desc_offset_64(hw, ring);
ret = ath10k_htc_send(&htt->ar->htc, htt->eid, skb);
if (ret) {
dev_kfree_skb_any(skb);
@@ -1127,7 +1110,7 @@ int ath10k_htt_tx_fetch_resp(struct ath10k *ar,
int len = 0;
int ret;
- /* Response IDs are echo-ed back only for host driver convienence
+ /* Response IDs are echo-ed back only for host driver convenience
* purposes. They aren't used for anything in the driver yet so use 0.
*/
@@ -1290,7 +1273,6 @@ static int ath10k_htt_tx_hl(struct ath10k_htt *htt, enum ath10k_hw_txrx_mode txm
struct ath10k *ar = htt->ar;
int res, data_len;
struct htt_cmd_hdr *cmd_hdr;
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data;
struct htt_data_tx_desc *tx_desc;
struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu);
struct sk_buff *tmp_skb;
@@ -1301,11 +1283,15 @@ static int ath10k_htt_tx_hl(struct ath10k_htt *htt, enum ath10k_hw_txrx_mode txm
u16 flags1 = 0;
u16 msdu_id = 0;
- if ((ieee80211_is_action(hdr->frame_control) ||
- ieee80211_is_deauth(hdr->frame_control) ||
- ieee80211_is_disassoc(hdr->frame_control)) &&
- ieee80211_has_protected(hdr->frame_control)) {
- skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
+ if (!is_eth) {
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data;
+
+ if ((ieee80211_is_action(hdr->frame_control) ||
+ ieee80211_is_deauth(hdr->frame_control) ||
+ ieee80211_is_disassoc(hdr->frame_control)) &&
+ ieee80211_has_protected(hdr->frame_control)) {
+ skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
+ }
}
data_len = msdu->len;
@@ -1314,7 +1300,7 @@ static int ath10k_htt_tx_hl(struct ath10k_htt *htt, enum ath10k_hw_txrx_mode txm
case ATH10K_HW_TXRX_RAW:
case ATH10K_HW_TXRX_NATIVE_WIFI:
flags0 |= HTT_DATA_TX_DESC_FLAGS0_MAC_HDR_PRESENT;
- /* fall through */
+ fallthrough;
case ATH10K_HW_TXRX_ETHERNET:
flags0 |= SM(txmode, HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE);
break;
@@ -1402,7 +1388,6 @@ static int ath10k_htt_tx_32(struct ath10k_htt *htt,
{
struct ath10k *ar = htt->ar;
struct device *dev = ar->dev;
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(msdu);
struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu);
struct ath10k_hif_sg_item sg_items[2];
@@ -1434,15 +1419,19 @@ static int ath10k_htt_tx_32(struct ath10k_htt *htt,
txbuf_paddr = htt->txbuf.paddr +
(sizeof(struct ath10k_htt_txbuf_32) * msdu_id);
- if ((ieee80211_is_action(hdr->frame_control) ||
- ieee80211_is_deauth(hdr->frame_control) ||
- ieee80211_is_disassoc(hdr->frame_control)) &&
- ieee80211_has_protected(hdr->frame_control)) {
- skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
- } else if (!(skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) &&
- txmode == ATH10K_HW_TXRX_RAW &&
- ieee80211_has_protected(hdr->frame_control)) {
- skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
+ if (!is_eth) {
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data;
+
+ if ((ieee80211_is_action(hdr->frame_control) ||
+ ieee80211_is_deauth(hdr->frame_control) ||
+ ieee80211_is_disassoc(hdr->frame_control)) &&
+ ieee80211_has_protected(hdr->frame_control)) {
+ skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
+ } else if (!(skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) &&
+ txmode == ATH10K_HW_TXRX_RAW &&
+ ieee80211_has_protected(hdr->frame_control)) {
+ skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
+ }
}
skb_cb->paddr = dma_map_single(dev, msdu->data, msdu->len,
@@ -1460,7 +1449,7 @@ static int ath10k_htt_tx_32(struct ath10k_htt *htt,
case ATH10K_HW_TXRX_RAW:
case ATH10K_HW_TXRX_NATIVE_WIFI:
flags0 |= HTT_DATA_TX_DESC_FLAGS0_MAC_HDR_PRESENT;
- /* fall through */
+ fallthrough;
case ATH10K_HW_TXRX_ETHERNET:
if (ar->hw_params.continuous_frag_desc) {
ext_desc_t = htt->frag_desc.vaddr_desc_32;
@@ -1557,7 +1546,7 @@ static int ath10k_htt_tx_32(struct ath10k_htt *htt,
trace_ath10k_htt_tx(ar, msdu_id, msdu->len, vdev_id, tid);
ath10k_dbg(ar, ATH10K_DBG_HTT,
- "htt tx flags0 %hhu flags1 %hu len %d id %hu frags_paddr %pad, msdu_paddr %pad vdev %hhu tid %hhu freq %hu\n",
+ "htt tx flags0 %u flags1 %u len %d id %u frags_paddr %pad, msdu_paddr %pad vdev %u tid %u freq %u\n",
flags0, flags1, msdu->len, msdu_id, &frags_paddr,
&skb_cb->paddr, vdev_id, tid, freq);
ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, "htt tx msdu: ",
@@ -1591,7 +1580,9 @@ static int ath10k_htt_tx_32(struct ath10k_htt *htt,
err_unmap_msdu:
dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
err_free_msdu_id:
+ spin_lock_bh(&htt->tx_lock);
ath10k_htt_tx_free_msdu_id(htt, msdu_id);
+ spin_unlock_bh(&htt->tx_lock);
err:
return res;
}
@@ -1602,7 +1593,6 @@ static int ath10k_htt_tx_64(struct ath10k_htt *htt,
{
struct ath10k *ar = htt->ar;
struct device *dev = ar->dev;
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(msdu);
struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu);
struct ath10k_hif_sg_item sg_items[2];
@@ -1634,15 +1624,19 @@ static int ath10k_htt_tx_64(struct ath10k_htt *htt,
txbuf_paddr = htt->txbuf.paddr +
(sizeof(struct ath10k_htt_txbuf_64) * msdu_id);
- if ((ieee80211_is_action(hdr->frame_control) ||
- ieee80211_is_deauth(hdr->frame_control) ||
- ieee80211_is_disassoc(hdr->frame_control)) &&
- ieee80211_has_protected(hdr->frame_control)) {
- skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
- } else if (!(skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) &&
- txmode == ATH10K_HW_TXRX_RAW &&
- ieee80211_has_protected(hdr->frame_control)) {
- skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
+ if (!is_eth) {
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data;
+
+ if ((ieee80211_is_action(hdr->frame_control) ||
+ ieee80211_is_deauth(hdr->frame_control) ||
+ ieee80211_is_disassoc(hdr->frame_control)) &&
+ ieee80211_has_protected(hdr->frame_control)) {
+ skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
+ } else if (!(skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) &&
+ txmode == ATH10K_HW_TXRX_RAW &&
+ ieee80211_has_protected(hdr->frame_control)) {
+ skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
+ }
}
skb_cb->paddr = dma_map_single(dev, msdu->data, msdu->len,
@@ -1660,7 +1654,7 @@ static int ath10k_htt_tx_64(struct ath10k_htt *htt,
case ATH10K_HW_TXRX_RAW:
case ATH10K_HW_TXRX_NATIVE_WIFI:
flags0 |= HTT_DATA_TX_DESC_FLAGS0_MAC_HDR_PRESENT;
- /* fall through */
+ fallthrough;
case ATH10K_HW_TXRX_ETHERNET:
if (ar->hw_params.continuous_frag_desc) {
ext_desc_t = htt->frag_desc.vaddr_desc_64;
@@ -1764,7 +1758,7 @@ static int ath10k_htt_tx_64(struct ath10k_htt *htt,
trace_ath10k_htt_tx(ar, msdu_id, msdu->len, vdev_id, tid);
ath10k_dbg(ar, ATH10K_DBG_HTT,
- "htt tx flags0 %hhu flags1 %hu len %d id %hu frags_paddr %pad, msdu_paddr %pad vdev %hhu tid %hhu freq %hu\n",
+ "htt tx flags0 %u flags1 %u len %d id %u frags_paddr %pad, msdu_paddr %pad vdev %u tid %u freq %u\n",
flags0, flags1, msdu->len, msdu_id, &frags_paddr,
&skb_cb->paddr, vdev_id, tid, freq);
ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, "htt tx msdu: ",
@@ -1798,7 +1792,9 @@ static int ath10k_htt_tx_64(struct ath10k_htt *htt,
err_unmap_msdu:
dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
err_free_msdu_id:
+ spin_lock_bh(&htt->tx_lock);
ath10k_htt_tx_free_msdu_id(htt, msdu_id);
+ spin_unlock_bh(&htt->tx_lock);
err:
return res;
}
generated by cgit (git 2.34.1) at 2025-12-25 22:33:34 +0000