diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath12k/dp_rx.h')
| -rw-r--r-- | drivers/net/wireless/ath/ath12k/dp_rx.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.h b/drivers/net/wireless/ath/ath12k/dp_rx.h new file mode 100644 index 000000000000..69d0a36a91d8 --- /dev/null +++ b/drivers/net/wireless/ath/ath12k/dp_rx.h @@ -0,0 +1,191 @@ +/* SPDX-License-Identifier: BSD-3-Clause-Clear */ +/* + * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. + * Copyright (c) 2021-2025 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 ba_win_sz; + bool active; + struct ath12k_reoq_buf qbuf; + + /* 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_tid_rxq { + u8 tid; + bool active; + struct ath12k_reoq_buf qbuf; +}; + +struct ath12k_dp_rx_reo_cache_flush_elem { + struct list_head list; + struct ath12k_dp_rx_tid_rxq data; + unsigned long ts; +}; + +struct dp_reo_update_rx_queue_elem { + struct list_head list; + struct ath12k_dp_rx_tid_rxq rx_tid; + int peer_id; + bool is_ml_peer; + u16 ml_peer_id; +}; + +struct ath12k_dp_rx_reo_cmd { + struct list_head list; + struct ath12k_dp_rx_tid_rxq 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; + +struct ath12k_dp_rx_info { + struct ieee80211_rx_status *rx_status; + u32 phy_meta_data; + u16 peer_id; + u8 decap_type; + u8 pkt_type; + u8 sgi; + u8 rate_mcs; + u8 bw; + u8 nss; + u8 addr2[ETH_ALEN]; + u8 tid; + bool ip_csum_fail; + bool l4_csum_fail; + bool is_mcbc; + bool addr2_present; +}; + +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; + default: + ret = NL80211_RATE_INFO_HE_GI_0_8; + break; + } + + return ret; +} + +int ath12k_dp_rx_ampdu_start(struct ath12k *ar, + struct ieee80211_ampdu_params *params, + u8 link_id); +int ath12k_dp_rx_ampdu_stop(struct ath12k *ar, + struct ieee80211_ampdu_params *params, + u8 link_id); +int ath12k_dp_rx_peer_pn_replay_config(struct ath12k_link_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, + struct dp_rxdma_ring *rx_ring, + struct list_head *used_list, + int req_entries); +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); + +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, + struct ath12k_dp_rx_info *rx_info); +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 ath12k_dp_rx_info *rx_info); +int ath12k_dp_rxdma_ring_sel_config_qcn9274(struct ath12k_base *ab); +int ath12k_dp_rxdma_ring_sel_config_wcn7850(struct ath12k_base *ab); + +int ath12k_dp_htt_tlv_iter(struct ath12k_base *ab, const void *ptr, size_t len, + int (*iter)(struct ath12k_base *ar, u16 tag, u16 len, + const void *ptr, void *data), + void *data); +void ath12k_dp_rx_h_fetch_info(struct ath12k_base *ab, struct hal_rx_desc *rx_desc, + struct ath12k_dp_rx_info *rx_info); + +int ath12k_dp_rx_crypto_mic_len(struct ath12k *ar, enum hal_encrypt_type enctype); +u32 ath12k_dp_rxdesc_get_ppduid(struct ath12k_base *ab, + struct hal_rx_desc *rx_desc); +bool ath12k_dp_rxdesc_mpdu_valid(struct ath12k_base *ab, + struct hal_rx_desc *rx_desc); +int ath12k_dp_rx_link_desc_return(struct ath12k_base *ab, + struct ath12k_buffer_addr *buf_addr_info, + enum hal_wbm_rel_bm_act action); +bool ath12k_dp_rxdesc_mpdu_valid(struct ath12k_base *ab, + struct hal_rx_desc *rx_desc); +#endif /* ATH12K_DP_RX_H */ |