From patchwork Wed Nov 16 16:38:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kalle Valo X-Patchwork-Id: 13045524 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 12CE0C43219 for ; Wed, 16 Nov 2022 16:43:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234688AbiKPQnw (ORCPT ); Wed, 16 Nov 2022 11:43:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54288 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233740AbiKPQnU (ORCPT ); Wed, 16 Nov 2022 11:43:20 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 449491572F for ; Wed, 16 Nov 2022 08:39:27 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id F41DBB81DFC for ; Wed, 16 Nov 2022 16:39:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 27D91C433D7; Wed, 16 Nov 2022 16:39:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1668616764; bh=+j2zQeaO168nZ8ePaKfG6kKbehPeML0Y1bU9O+Kog/c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bhd8s7pnmPU6H7O4Pa1YCh2vEDDcicG6ROJNtaWEic6VwOqVONuGBtZpAGg49XawE H5ojgt+WxMjGQscxlo66+Soe4Ca4Gdo5MfFgDW1+1YkweBX8zYUohkzCVYRNPjP72R MRHCKhvZMgUzHOPeJm07g76d2Gc1nm0Lk1fUOkzI2jaNNAE0VOshfYkoefNWs51Ikk CE0WI8eQwWRxSegdpzFJssgLPJjH90R+O/rbp4lufXCE7lTHkCjNW4XAY+Rf5rWccT Cpx35oUU3LDNAzZ1oJ8o2R7/giT0nyiDVV3M5D/TsuuWrYldxD9O6wAjqvm6+ZeKWU QOnFF6IaIPXDg== From: Kalle Valo To: linux-wireless@vger.kernel.org Cc: ath12k@lists.infradead.org Subject: [PATCH v2 16/50] wifi: ath12k: add dp_rx.h Date: Wed, 16 Nov 2022 18:38:28 +0200 Message-Id: <20221116163902.24996-17-kvalo@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20221116163902.24996-1-kvalo@kernel.org> References: <20221116163902.24996-1-kvalo@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Kalle Valo (Patches split into one patch per file for easier review, but the final commit will be one big patch. See the cover letter for more info.) Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath12k/dp_rx.h | 145 ++++++++++++++++++++++++++++++++ 1 file changed, 145 insertions(+) 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..c955b5c859d1 --- /dev/null +++ b/drivers/net/wireless/ath/ath12k/dp_rx.h @@ -0,0 +1,145 @@ +/* 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 */