linux-zen-server/drivers/net/wireless/ath/ath12k/dp_rx.h

146 lines
4.4 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause-Clear */
/*
* Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
* Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#ifndef ATH12K_DP_RX_H
#define ATH12K_DP_RX_H
#include "core.h"
#include "rx_desc.h"
#include "debug.h"
#define DP_MAX_NWIFI_HDR_LEN 30
struct ath12k_dp_rx_tid {
u8 tid;
u32 *vaddr;
dma_addr_t paddr;
u32 size;
u32 ba_win_sz;
bool active;
/* Info related to rx fragments */
u32 cur_sn;
u16 last_frag_no;
u16 rx_frag_bitmap;
struct sk_buff_head rx_frags;
struct hal_reo_dest_ring *dst_ring_desc;
/* Timer info related to fragments */
struct timer_list frag_timer;
struct ath12k_base *ab;
};
struct ath12k_dp_rx_reo_cache_flush_elem {
struct list_head list;
struct ath12k_dp_rx_tid data;
unsigned long ts;
};
struct ath12k_dp_rx_reo_cmd {
struct list_head list;
struct ath12k_dp_rx_tid data;
int cmd_num;
void (*handler)(struct ath12k_dp *dp, void *ctx,
enum hal_reo_cmd_status status);
};
#define ATH12K_DP_RX_REO_DESC_FREE_THRES 64
#define ATH12K_DP_RX_REO_DESC_FREE_TIMEOUT_MS 1000
enum ath12k_dp_rx_decap_type {
DP_RX_DECAP_TYPE_RAW,
DP_RX_DECAP_TYPE_NATIVE_WIFI,
DP_RX_DECAP_TYPE_ETHERNET2_DIX,
DP_RX_DECAP_TYPE_8023,
};
struct ath12k_dp_rx_rfc1042_hdr {
u8 llc_dsap;
u8 llc_ssap;
u8 llc_ctrl;
u8 snap_oui[3];
__be16 snap_type;
} __packed;
static inline u32 ath12k_he_gi_to_nl80211_he_gi(u8 sgi)
{
u32 ret = 0;
switch (sgi) {
case RX_MSDU_START_SGI_0_8_US:
ret = NL80211_RATE_INFO_HE_GI_0_8;
break;
case RX_MSDU_START_SGI_1_6_US:
ret = NL80211_RATE_INFO_HE_GI_1_6;
break;
case RX_MSDU_START_SGI_3_2_US:
ret = NL80211_RATE_INFO_HE_GI_3_2;
break;
}
return ret;
}
int ath12k_dp_rx_ampdu_start(struct ath12k *ar,
struct ieee80211_ampdu_params *params);
int ath12k_dp_rx_ampdu_stop(struct ath12k *ar,
struct ieee80211_ampdu_params *params);
int ath12k_dp_rx_peer_pn_replay_config(struct ath12k_vif *arvif,
const u8 *peer_addr,
enum set_key_cmd key_cmd,
struct ieee80211_key_conf *key);
void ath12k_dp_rx_peer_tid_cleanup(struct ath12k *ar, struct ath12k_peer *peer);
void ath12k_dp_rx_peer_tid_delete(struct ath12k *ar,
struct ath12k_peer *peer, u8 tid);
int ath12k_dp_rx_peer_tid_setup(struct ath12k *ar, const u8 *peer_mac, int vdev_id,
u8 tid, u32 ba_win_sz, u16 ssn,
enum hal_pn_type pn_type);
void ath12k_dp_htt_htc_t2h_msg_handler(struct ath12k_base *ab,
struct sk_buff *skb);
int ath12k_dp_rx_pdev_reo_setup(struct ath12k_base *ab);
void ath12k_dp_rx_pdev_reo_cleanup(struct ath12k_base *ab);
int ath12k_dp_rx_htt_setup(struct ath12k_base *ab);
int ath12k_dp_rx_alloc(struct ath12k_base *ab);
void ath12k_dp_rx_free(struct ath12k_base *ab);
int ath12k_dp_rx_pdev_alloc(struct ath12k_base *ab, int pdev_idx);
void ath12k_dp_rx_pdev_free(struct ath12k_base *ab, int pdev_idx);
void ath12k_dp_rx_reo_cmd_list_cleanup(struct ath12k_base *ab);
void ath12k_dp_rx_process_reo_status(struct ath12k_base *ab);
int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab,
struct napi_struct *napi, int budget);
int ath12k_dp_rx_process_err(struct ath12k_base *ab, struct napi_struct *napi,
int budget);
int ath12k_dp_rx_process(struct ath12k_base *ab, int mac_id,
struct napi_struct *napi,
int budget);
int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, int mac_id,
struct dp_rxdma_ring *rx_ring,
int req_entries,
enum hal_rx_buf_return_buf_manager mgr,
bool hw_cc);
int ath12k_dp_rx_pdev_mon_attach(struct ath12k *ar);
int ath12k_dp_rx_peer_frag_setup(struct ath12k *ar, const u8 *peer_mac, int vdev_id);
int ath12k_dp_rx_pktlog_start(struct ath12k_base *ab);
int ath12k_dp_rx_pktlog_stop(struct ath12k_base *ab, bool stop_timer);
u8 ath12k_dp_rx_h_l3pad(struct ath12k_base *ab,
struct hal_rx_desc *desc);
struct ath12k_peer *
ath12k_dp_rx_h_find_peer(struct ath12k_base *ab, struct sk_buff *msdu);
u8 ath12k_dp_rx_h_decap_type(struct ath12k_base *ab,
struct hal_rx_desc *desc);
u32 ath12k_dp_rx_h_mpdu_err(struct ath12k_base *ab,
struct hal_rx_desc *desc);
void ath12k_dp_rx_h_ppdu(struct ath12k *ar, struct hal_rx_desc *rx_desc,
struct ieee80211_rx_status *rx_status);
struct ath12k_peer *
ath12k_dp_rx_h_find_peer(struct ath12k_base *ab, struct sk_buff *msdu);
int ath12k_dp_rxdma_ring_sel_config_qcn9274(struct ath12k_base *ab);
int ath12k_dp_rxdma_ring_sel_config_wcn7850(struct ath12k_base *ab);
#endif /* ATH12K_DP_RX_H */