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Thu, 18 Jan 2024 01:03:41 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 40I13fYc014392 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 18 Jan 2024 01:03:41 GMT Received: from hu-periyasa-blr.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Wed, 17 Jan 2024 17:03:39 -0800 From: Karthikeyan Periyasamy To: CC: , Karthikeyan Periyasamy Subject: [PATCH v4 2/2] wifi: ath12k: Introduce the container for mac80211 hw Date: Thu, 18 Jan 2024 06:33:20 +0530 Message-ID: <20240118010320.3918136-3-quic_periyasa@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240118010320.3918136-1-quic_periyasa@quicinc.com> References: <20240118010320.3918136-1-quic_periyasa@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: 3c7f9cL9fQWm21RY349qkC8vG2SfASaQ X-Proofpoint-ORIG-GUID: 3c7f9cL9fQWm21RY349qkC8vG2SfASaQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-17_14,2024-01-17_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 spamscore=0 phishscore=0 clxscore=1015 priorityscore=1501 bulkscore=0 impostorscore=0 adultscore=0 mlxlogscore=999 lowpriorityscore=0 suspectscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2311290000 definitions=main-2401180005 To support multi link operation, we need to combine all the link/pdev under a single wiphy. This avoids the overhead of synchronization across multiple hardware instances in both the cfg80211 and mac80211 layers. Currently, each link/pdev is registered as separate wiphy, tightly coupled with link/pdev/radio (ar) structure. To enable single wiphy registration within the chip, we decouple the wiphy data entity from the link/pdev/radio (ar) structure and move it under the chip (ab) structure with a new data container (ath12k_hw) structure. This approach improves scalability for future multi link operation support. mac80211 hw private data structure diagram ------------------------------------------ Now After +---------------------+ +---------------------+ |mac80211 hw priv data| |mac80211 hw priv data| | | | | | | | | | | | | | | | ath12k_hw (ah) | | | | | | | +-------------------> | | | ath12k (ar) | | +-------------+ | | | | | | | | | | | ath12k (ar) | | | | | | | | | | | | | | | | | +-------------+ | | | | | | | | | +---------------------+ +---------------------+ Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3 Signed-off-by: Karthikeyan Periyasamy Acked-by: Jeff Johnson --- drivers/net/wireless/ath/ath12k/core.c | 10 +- drivers/net/wireless/ath/ath12k/core.h | 38 ++- drivers/net/wireless/ath/ath12k/mac.c | 417 +++++++++++++++++-------- drivers/net/wireless/ath/ath12k/mac.h | 4 +- drivers/net/wireless/ath/ath12k/reg.c | 3 +- 5 files changed, 336 insertions(+), 136 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/core.c b/drivers/net/wireless/ath/ath12k/core.c index d21618ca70b9..1baad3302157 100644 --- a/drivers/net/wireless/ath/ath12k/core.c +++ b/drivers/net/wireless/ath/ath12k/core.c @@ -923,6 +923,7 @@ static void ath12k_core_pre_reconfigure_recovery(struct ath12k_base *ab) { struct ath12k *ar; struct ath12k_pdev *pdev; + struct ath12k_hw *ah; int i; spin_lock_bh(&ab->base_lock); @@ -932,13 +933,20 @@ static void ath12k_core_pre_reconfigure_recovery(struct ath12k_base *ab) if (ab->is_reset) set_bit(ATH12K_FLAG_CRASH_FLUSH, &ab->dev_flags); + for (i = 0; i < ab->num_hw; i++) { + if (!ab->ah[i]) + continue; + + ah = ab->ah[i]; + ieee80211_stop_queues(ah->hw); + } + for (i = 0; i < ab->num_radios; i++) { pdev = &ab->pdevs[i]; ar = pdev->ar; if (!ar || ar->state == ATH12K_STATE_OFF) continue; - ieee80211_stop_queues(ath12k_ar_to_hw(ar)); ath12k_mac_drain_tx(ar); complete(&ar->scan.started); complete(&ar->scan.completed); diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h index 10a292b28d4d..9f84f1d8b0de 100644 --- a/drivers/net/wireless/ath/ath12k/core.h +++ b/drivers/net/wireless/ath/ath12k/core.h @@ -473,7 +473,7 @@ struct ath12k_per_peer_tx_stats { struct ath12k { struct ath12k_base *ab; struct ath12k_pdev *pdev; - struct ieee80211_hw *hw; + struct ath12k_hw *ah; struct ath12k_wmi_pdev *wmi; struct ath12k_pdev_dp dp; u8 mac_addr[ETH_ALEN]; @@ -537,6 +537,7 @@ struct ath12k { /* pdev_idx starts from 0 whereas pdev->pdev_id starts with 1 */ u8 pdev_idx; u8 lmac_id; + u8 hw_link_id; struct completion peer_assoc_done; struct completion peer_delete_done; @@ -596,6 +597,13 @@ struct ath12k { int monitor_vdev_id; }; +struct ath12k_hw { + struct ieee80211_hw *hw; + + u8 num_radio; + struct ath12k radio[] __aligned(sizeof(void *)); +}; + struct ath12k_band_cap { u32 phy_id; u32 max_bw_supported; @@ -729,6 +737,17 @@ struct ath12k_base { u8 fw_pdev_count; struct ath12k_pdev __rcu *pdevs_active[MAX_RADIOS]; + + /* Holds information of wiphy (hw) registration. + * + * In Multi/Single Link Operation case, all pdevs are registered as a + * single wiphy. + * In other (legacy/Non-MLO) cases, each pdev is registered as separate + * wiphys. + */ + struct ath12k_hw *ah[MAX_RADIOS]; + u8 num_hw; + struct ath12k_wmi_hal_reg_capabilities_ext_arg hal_reg_cap[MAX_RADIOS]; unsigned long long free_vdev_map; unsigned long long free_vdev_stats_id_map; @@ -810,6 +829,11 @@ struct ath12k_base { u8 drv_priv[] __aligned(sizeof(void *)); }; +struct ath12k_pdev_map { + struct ath12k_base *ab; + u8 pdev_idx; +}; + int ath12k_core_qmi_firmware_ready(struct ath12k_base *ab); int ath12k_core_pre_init(struct ath12k_base *ab); int ath12k_core_init(struct ath12k_base *ath12k); @@ -896,8 +920,18 @@ static inline const char *ath12k_bus_str(enum ath12k_bus bus) return "unknown"; } +static inline struct ath12k_hw *ath12k_hw_to_ah(struct ieee80211_hw *hw) +{ + return hw->priv; +} + +static inline struct ath12k *ath12k_ah_to_ar(struct ath12k_hw *ah) +{ + return ah->radio; +} + static inline struct ieee80211_hw *ath12k_ar_to_hw(struct ath12k *ar) { - return ar->hw; + return ar->ah->hw; } #endif /* _CORE_H_ */ diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 2fc6f23a42d2..708cb41595f9 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -1124,9 +1124,12 @@ static int ath12k_mac_config(struct ath12k *ar, u32 changed) static int ath12k_mac_op_config(struct ieee80211_hw *hw, u32 changed) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; int ret; + ar = ath12k_ah_to_ar(ah); + ret = ath12k_mac_config(ar, changed); if (ret) ath12k_warn(ar->ab, "failed to update config pdev idx %d: %d\n", @@ -2791,9 +2794,12 @@ static void ath12k_mac_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_bss_conf *info, u64 changed) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); ath12k_mac_bss_info_changed(ar, arvif, info, changed); @@ -2969,13 +2975,16 @@ static int ath12k_mac_op_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_scan_request *hw_req) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct cfg80211_scan_request *req = &hw_req->req; struct ath12k_wmi_scan_req_arg arg = {}; int ret; int i; + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); spin_lock_bh(&ar->data_lock); @@ -3054,13 +3063,17 @@ static int ath12k_mac_op_hw_scan(struct ieee80211_hw *hw, kfree(arg.extraie.ptr); mutex_unlock(&ar->conf_mutex); + return ret; } static void ath12k_mac_op_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + + ar = ath12k_ah_to_ar(ah); mutex_lock(&ar->conf_mutex); ath12k_scan_abort(ar); @@ -3188,8 +3201,9 @@ static int ath12k_mac_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *key) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct ath12k_peer *peer; struct ath12k_sta *arsta; @@ -3204,6 +3218,9 @@ static int ath12k_mac_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, key->cipher == WLAN_CIPHER_SUITE_BIP_CMAC_256) return 1; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + if (test_bit(ATH12K_FLAG_HW_CRYPTO_DISABLED, &ar->ab->dev_flags)) return 1; @@ -3779,7 +3796,8 @@ static int ath12k_mac_op_sta_state(struct ieee80211_hw *hw, enum ieee80211_sta_state old_state, enum ieee80211_sta_state new_state) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); struct ath12k_peer *peer; @@ -3790,6 +3808,8 @@ static int ath12k_mac_op_sta_state(struct ieee80211_hw *hw, new_state == IEEE80211_STA_NOTEXIST)) cancel_work_sync(&arsta->update_wk); + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); if (old_state == IEEE80211_STA_NOTEXIST && @@ -3885,6 +3905,7 @@ static int ath12k_mac_op_sta_state(struct ieee80211_hw *hw, } mutex_unlock(&ar->conf_mutex); + return ret; } @@ -3892,7 +3913,8 @@ static int ath12k_mac_op_sta_set_txpwr(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); int ret; s16 txpwr; @@ -3908,6 +3930,8 @@ static int ath12k_mac_op_sta_set_txpwr(struct ieee80211_hw *hw, if (txpwr > ATH12K_TX_POWER_MAX_VAL || txpwr < ATH12K_TX_POWER_MIN_VAL) return -EINVAL; + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); ret = ath12k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, @@ -3928,12 +3952,15 @@ static void ath12k_mac_op_sta_rc_update(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u32 changed) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct ath12k_peer *peer; u32 bw, smps; + ar = ath12k_ah_to_ar(ah); + spin_lock_bh(&ar->ab->base_lock); peer = ath12k_peer_find(ar->ab, arvif->vdev_id, sta->addr); @@ -4108,10 +4135,13 @@ static int ath12k_mac_op_conf_tx(struct ieee80211_hw *hw, unsigned int link_id, u16 ac, const struct ieee80211_tx_queue_params *params) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); int ret; + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); ret = ath12k_mac_conf_tx(arvif, link_id, ac, params); mutex_unlock(&ar->conf_mutex); @@ -5013,10 +5043,10 @@ static void ath12k_mac_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) { struct ath12k_skb_cb *skb_cb = ATH12K_SKB_CB(skb); - struct ath12k *ar = hw->priv; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_vif *vif = info->control.vif; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ath12k *ar = arvif->ar; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; struct ieee80211_key_conf *key = info->control.hw_key; u32 info_flags = info->flags; @@ -5210,7 +5240,8 @@ static int ath12k_mac_start(struct ath12k *ar) static int ath12k_mac_op_start(struct ieee80211_hw *hw) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar = ath12k_ah_to_ar(ah); struct ath12k_base *ab = ar->ab; int ret; @@ -5318,7 +5349,8 @@ static void ath12k_mac_stop(struct ath12k *ar) static void ath12k_mac_op_stop(struct ieee80211_hw *hw) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar = ath12k_ah_to_ar(ah); ath12k_mac_drain_tx(ar); @@ -5498,8 +5530,9 @@ static void ath12k_mac_op_update_vif_offload(struct ieee80211_hw *hw, static int ath12k_mac_op_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct ath12k_wmi_vdev_create_arg vdev_arg = {0}; struct ath12k_wmi_peer_create_arg peer_param; @@ -5511,6 +5544,9 @@ static int ath12k_mac_op_add_interface(struct ieee80211_hw *hw, vif->driver_flags |= IEEE80211_VIF_SUPPORTS_UAPSD; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + mutex_lock(&ar->conf_mutex); if (vif->type == NL80211_IFTYPE_AP && @@ -5757,12 +5793,16 @@ static void ath12k_mac_vif_unref(struct ath12k_dp *dp, struct ieee80211_vif *vif static void ath12k_mac_op_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); - struct ath12k_base *ab = ar->ab; + struct ath12k_base *ab; unsigned long time_left; int ret; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + mutex_lock(&ar->conf_mutex); ath12k_dbg(ab, ATH12K_DBG_MAC, "mac remove interface (vdev %d)\n", @@ -5872,7 +5912,10 @@ static void ath12k_mac_op_configure_filter(struct ieee80211_hw *hw, unsigned int *total_flags, u64 multicast) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + + ar = ath12k_ah_to_ar(ah); mutex_lock(&ar->conf_mutex); @@ -5884,7 +5927,10 @@ static void ath12k_mac_op_configure_filter(struct ieee80211_hw *hw, static int ath12k_mac_op_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + + ar = ath12k_ah_to_ar(ah); mutex_lock(&ar->conf_mutex); @@ -5898,9 +5944,12 @@ static int ath12k_mac_op_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 * static int ath12k_mac_op_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; int ret; + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); ret = __ath12k_set_antenna(ar, tx_ant, rx_ant); mutex_unlock(&ar->conf_mutex); @@ -5942,10 +5991,13 @@ static int ath12k_mac_op_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_ampdu_params *params) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); int ret = -EINVAL; + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); ret = ath12k_mac_ampdu_action(arvif, params); mutex_unlock(&ar->conf_mutex); @@ -5960,8 +6012,12 @@ static int ath12k_mac_op_ampdu_action(struct ieee80211_hw *hw, static int ath12k_mac_op_add_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; + + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; ath12k_dbg(ab, ATH12K_DBG_MAC, "mac chanctx add freq %u width %d ptr %pK\n", @@ -5984,8 +6040,12 @@ static int ath12k_mac_op_add_chanctx(struct ieee80211_hw *hw, static void ath12k_mac_op_remove_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; + + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; ath12k_dbg(ab, ATH12K_DBG_MAC, "mac chanctx remove freq %u width %d ptr %pK\n", @@ -6393,8 +6453,12 @@ static void ath12k_mac_op_change_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx, u32 changed) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; + + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; mutex_lock(&ar->conf_mutex); @@ -6456,12 +6520,16 @@ ath12k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_bss_conf *link_conf, struct ieee80211_chanctx_conf *ctx) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); int ret; struct ath12k_wmi_peer_create_arg param; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + mutex_lock(&ar->conf_mutex); ath12k_dbg(ab, ATH12K_DBG_MAC, @@ -6535,11 +6603,15 @@ ath12k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_bss_conf *link_conf, struct ieee80211_chanctx_conf *ctx) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); int ret; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + mutex_lock(&ar->conf_mutex); ath12k_dbg(ab, ATH12K_DBG_MAC, @@ -6587,7 +6659,10 @@ ath12k_mac_op_switch_vif_chanctx(struct ieee80211_hw *hw, int n_vifs, enum ieee80211_chanctx_switch_mode mode) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + + ar = ath12k_ah_to_ar(ah); mutex_lock(&ar->conf_mutex); @@ -6629,10 +6704,15 @@ ath12k_set_vdev_param_to_all_vifs(struct ath12k *ar, int param, u32 value) */ static int ath12k_mac_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value) { - struct ath12k *ar = hw->priv; - int param_id = WMI_VDEV_PARAM_RTS_THRESHOLD; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + int param_id = WMI_VDEV_PARAM_RTS_THRESHOLD, ret; - return ath12k_set_vdev_param_to_all_vifs(ar, param_id, value); + ar = ath12k_ah_to_ar(ah); + + ret = ath12k_set_vdev_param_to_all_vifs(ar, param_id, value); + + return ret; } static int ath12k_mac_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value) @@ -6671,7 +6751,8 @@ static void ath12k_mac_flush(struct ath12k *ar) static void ath12k_mac_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 queues, bool drop) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar = ath12k_ah_to_ar(ah); if (drop) return; @@ -6929,8 +7010,10 @@ ath12k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, ldpc = !!(ar->ht_cap_info & WMI_HT_CAP_LDPC); sgi = mask->control[band].gi; - if (sgi == NL80211_TXRATE_FORCE_LGI) - return -EINVAL; + if (sgi == NL80211_TXRATE_FORCE_LGI) { + ret = -EINVAL; + goto out; + } /* mac80211 doesn't support sending a fixed HT/VHT MCS alone, rather it * requires passing at least one of used basic rates along with them. @@ -6946,7 +7029,7 @@ ath12k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, if (ret) { ath12k_warn(ar->ab, "failed to get single legacy rate for vdev %i: %d\n", arvif->vdev_id, ret); - return ret; + goto out; } ieee80211_iterate_stations_atomic(hw, ath12k_mac_disable_peer_fixed_rate, @@ -6991,7 +7074,8 @@ ath12k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, */ ath12k_warn(ar->ab, "Setting more than one MCS Value in bitrate mask not supported\n"); - return -EINVAL; + ret = -EINVAL; + goto out; } ieee80211_iterate_stations_atomic(hw, @@ -7018,6 +7102,7 @@ ath12k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, mutex_unlock(&ar->conf_mutex); +out: return ret; } @@ -7025,14 +7110,18 @@ static void ath12k_mac_op_reconfig_complete(struct ieee80211_hw *hw, enum ieee80211_reconfig_type reconfig_type) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; struct ath12k_vif *arvif; int recovery_count; if (reconfig_type != IEEE80211_RECONFIG_TYPE_RESTART) return; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + mutex_lock(&ar->conf_mutex); if (ar->state == ATH12K_STATE_RESTARTED) { @@ -7116,7 +7205,8 @@ ath12k_mac_update_bss_chan_survey(struct ath12k *ar, static int ath12k_mac_op_get_survey(struct ieee80211_hw *hw, int idx, struct survey_info *survey) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ieee80211_supported_band *sband; struct survey_info *ar_survey; int ret = 0; @@ -7124,6 +7214,8 @@ static int ath12k_mac_op_get_survey(struct ieee80211_hw *hw, int idx, if (idx >= ATH12K_NUM_CHANS) return -ENOENT; + ar = ath12k_ah_to_ar(ah); + ar_survey = &ar->survey[idx]; mutex_lock(&ar->conf_mutex); @@ -7155,6 +7247,7 @@ static int ath12k_mac_op_get_survey(struct ieee80211_hw *hw, int idx, exit: mutex_unlock(&ar->conf_mutex); + return ret; } @@ -7354,20 +7447,44 @@ static int ath12k_mac_setup_channels_rates(struct ath12k *ar, return 0; } -static int ath12k_mac_setup_iface_combinations(struct ath12k *ar) +static u16 ath12k_mac_get_ifmodes(struct ath12k_hw *ah) { - struct ath12k_base *ab = ar->ab; - struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); - struct wiphy *wiphy = hw->wiphy; + struct ath12k *ar = ath12k_ah_to_ar(ah); + u16 interface_modes = U16_MAX; + + interface_modes &= ar->ab->hw_params->interface_modes; + + return interface_modes == U16_MAX ? 0 : interface_modes; +} + +static bool ath12k_mac_is_iface_mode_enable(struct ath12k_hw *ah, + enum nl80211_iftype type) +{ + struct ath12k *ar = ath12k_ah_to_ar(ah); + u16 interface_modes, mode; + bool is_enable = true; + + mode = BIT(type); + + interface_modes = ar->ab->hw_params->interface_modes; + if (!(interface_modes & mode)) + is_enable = false; + + return is_enable; +} + +static int ath12k_mac_setup_iface_combinations(struct ath12k_hw *ah) +{ + struct wiphy *wiphy = ah->hw->wiphy; struct ieee80211_iface_combination *combinations; struct ieee80211_iface_limit *limits; int n_limits, max_interfaces; bool ap, mesh; - ap = ab->hw_params->interface_modes & BIT(NL80211_IFTYPE_AP); + ap = ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_AP); mesh = IS_ENABLED(CONFIG_MAC80211_MESH) && - ab->hw_params->interface_modes & BIT(NL80211_IFTYPE_MESH_POINT); + ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_MESH_POINT); combinations = kzalloc(sizeof(*combinations), GFP_KERNEL); if (!combinations) @@ -7462,10 +7579,11 @@ static void ath12k_mac_cleanup_unregister(struct ath12k *ar) kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels); } -static void ath12k_mac_hw_unregister(struct ath12k *ar) +static void ath12k_mac_hw_unregister(struct ath12k_hw *ah) { - struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); + struct ieee80211_hw *hw = ah->hw; struct wiphy *wiphy = hw->wiphy; + struct ath12k *ar = ath12k_ah_to_ar(ah); cancel_work_sync(&ar->regd_update_work); @@ -7507,13 +7625,14 @@ static int ath12k_mac_setup_register(struct ath12k *ar, return 0; } -static int ath12k_mac_hw_register(struct ath12k *ar) +static int ath12k_mac_hw_register(struct ath12k_hw *ah) { - struct ath12k_base *ab = ar->ab; - struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); + struct ieee80211_hw *hw = ah->hw; struct wiphy *wiphy = hw->wiphy; - struct ath12k_pdev *pdev = ar->pdev; - struct ath12k_pdev_cap *cap = &pdev->cap; + struct ath12k *ar = ath12k_ah_to_ar(ah); + struct ath12k_base *ab = ar->ab; + struct ath12k_pdev *pdev; + struct ath12k_pdev_cap *cap; static const u32 cipher_suites[] = { WLAN_CIPHER_SUITE_TKIP, WLAN_CIPHER_SUITE_CCMP, @@ -7528,30 +7647,34 @@ static int ath12k_mac_hw_register(struct ath12k *ar) int ret; u32 ht_cap = 0; - if (ab->pdevs_macaddr_valid) { + pdev = ar->pdev; + + if (ab->pdevs_macaddr_valid) ether_addr_copy(ar->mac_addr, pdev->mac_addr); - } else { + else ether_addr_copy(ar->mac_addr, ab->mac_addr); - ar->mac_addr[4] += ar->pdev_idx; - } ret = ath12k_mac_setup_register(ar, &ht_cap, hw->wiphy->bands); if (ret) goto out; + wiphy->max_ap_assoc_sta = ar->max_num_stations; + + cap = &pdev->cap; + + wiphy->available_antennas_rx = cap->rx_chain_mask; + wiphy->available_antennas_tx = cap->tx_chain_mask; + SET_IEEE80211_PERM_ADDR(hw, ar->mac_addr); SET_IEEE80211_DEV(hw, ab->dev); - ret = ath12k_mac_setup_iface_combinations(ar); + ret = ath12k_mac_setup_iface_combinations(ah); if (ret) { - ath12k_err(ar->ab, "failed to setup interface combinations: %d\n", ret); - goto err_setup_unregister; + ath12k_err(ab, "failed to setup interface combinations: %d\n", ret); + goto err_cleanup_unregister; } - wiphy->available_antennas_rx = cap->rx_chain_mask; - wiphy->available_antennas_tx = cap->tx_chain_mask; - - wiphy->interface_modes = ab->hw_params->interface_modes; + wiphy->interface_modes = ath12k_mac_get_ifmodes(ah); if (wiphy->bands[NL80211_BAND_2GHZ] && wiphy->bands[NL80211_BAND_5GHZ] && @@ -7604,8 +7727,6 @@ static int ath12k_mac_hw_register(struct ath12k *ar) wiphy->features |= NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE | NL80211_FEATURE_AP_SCAN; - wiphy->max_ap_assoc_sta = ar->max_num_stations; - hw->queues = ATH12K_HW_MAX_QUEUES; wiphy->tx_queue_len = ATH12K_QUEUE_LEN; hw->offchannel_tx_hw_queue = ATH12K_HW_MAX_QUEUES - 1; @@ -7642,7 +7763,7 @@ static int ath12k_mac_hw_register(struct ath12k *ar) ret = ieee80211_register_hw(hw); if (ret) { - ath12k_err(ar->ab, "ieee80211 registration failed: %d\n", ret); + ath12k_err(ab, "ieee80211 registration failed: %d\n", ret); goto err_free_if_combs; } @@ -7670,14 +7791,12 @@ static int ath12k_mac_hw_register(struct ath12k *ar) kfree(wiphy->iface_combinations[0].limits); kfree(wiphy->iface_combinations); -err_setup_unregister: - kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); - kfree(ar->mac.sbands[NL80211_BAND_5GHZ].channels); - kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels); +err_cleanup_unregister: + ath12k_mac_cleanup_unregister(ar); +out: SET_IEEE80211_DEV(hw, NULL); -out: return ret; } @@ -7723,8 +7842,7 @@ static void ath12k_mac_setup(struct ath12k *ar) int ath12k_mac_register(struct ath12k_base *ab) { - struct ath12k *ar; - struct ath12k_pdev *pdev; + struct ath12k_hw *ah; int i; int ret; @@ -7735,22 +7853,23 @@ int ath12k_mac_register(struct ath12k_base *ab) ab->cc_freq_hz = 320000; ab->free_vdev_map = (1LL << (ab->num_radios * TARGET_NUM_VDEVS)) - 1; - for (i = 0; i < ab->num_radios; i++) { - pdev = &ab->pdevs[i]; - ar = pdev->ar; + for (i = 0; i < ab->num_hw; i++) { + ah = ab->ah[i]; - ret = ath12k_mac_hw_register(ar); + ret = ath12k_mac_hw_register(ah); if (ret) - goto err_cleanup; + goto err; } return 0; -err_cleanup: +err: for (i = i - 1; i >= 0; i--) { - pdev = &ab->pdevs[i]; - ar = pdev->ar; - ath12k_mac_hw_unregister(ar); + ah = ab->ah[i]; + if (!ah) + continue; + + ath12k_mac_hw_unregister(ah); } return ret; @@ -7758,89 +7877,125 @@ int ath12k_mac_register(struct ath12k_base *ab) void ath12k_mac_unregister(struct ath12k_base *ab) { - struct ath12k *ar; - struct ath12k_pdev *pdev; + struct ath12k_hw *ah; int i; - for (i = 0; i < ab->num_radios; i++) { - pdev = &ab->pdevs[i]; - ar = pdev->ar; - if (!ar) + for (i = ab->num_hw - 1; i >= 0; i--) { + ah = ab->ah[i]; + if (!ah) continue; - ath12k_mac_hw_unregister(ar); + ath12k_mac_hw_unregister(ah); } } -static void ath12k_mac_hw_destroy(struct ath12k_base *ab) +static void ath12k_mac_hw_destroy(struct ath12k_hw *ah) { - struct ath12k *ar; - struct ath12k_pdev *pdev; - int i; - - for (i = 0; i < ab->num_radios; i++) { - pdev = &ab->pdevs[i]; - ar = pdev->ar; - if (!ar) - continue; - - ieee80211_free_hw(ath12k_ar_to_hw(ar)); - pdev->ar = NULL; - } + ieee80211_free_hw(ah->hw); } -static int ath12k_mac_hw_allocate(struct ath12k_base *ab) +static struct ath12k_hw *ath12k_mac_hw_allocate(struct ath12k_base *ab, + struct ath12k_pdev_map *pdev_map, + u8 num_pdev_map) { struct ieee80211_hw *hw; struct ath12k *ar; struct ath12k_pdev *pdev; - int ret; + struct ath12k_hw *ah; int i; + u8 pdev_idx; - for (i = 0; i < ab->num_radios; i++) { - pdev = &ab->pdevs[i]; - hw = ieee80211_alloc_hw(sizeof(struct ath12k), &ath12k_ops); - if (!hw) { - ath12k_warn(ab, "failed to allocate mac80211 hw device\n"); - ret = -ENOMEM; - goto err_free_mac; - } + hw = ieee80211_alloc_hw(struct_size(ah, radio, num_pdev_map), + &ath12k_ops); + if (!hw) + return NULL; + + ah = ath12k_hw_to_ah(hw); + ah->hw = hw; + ah->num_radio = num_pdev_map; + + for (i = 0; i < num_pdev_map; i++) { + ab = pdev_map[i].ab; + pdev_idx = pdev_map[i].pdev_idx; + pdev = &ab->pdevs[pdev_idx]; - ar = hw->priv; - ar->hw = hw; + ar = ath12k_ah_to_ar(ah); + ar->ah = ah; ar->ab = ab; + ar->hw_link_id = i; ar->pdev = pdev; - ar->pdev_idx = i; + ar->pdev_idx = pdev_idx; pdev->ar = ar; ath12k_mac_setup(ar); } - return 0; - -err_free_mac: - ath12k_mac_hw_destroy(ab); - - return ret; + return ah; } void ath12k_mac_destroy(struct ath12k_base *ab) { - ath12k_mac_hw_destroy(ab); + struct ath12k_pdev *pdev; + int i; + + for (i = 0; i < ab->num_radios; i++) { + pdev = &ab->pdevs[i]; + if (!pdev->ar) + continue; + + pdev->ar = NULL; + } + + for (i = 0; i < ab->num_hw; i++) { + if (!ab->ah[i]) + continue; + + ath12k_mac_hw_destroy(ab->ah[i]); + ab->ah[i] = NULL; + } } int ath12k_mac_allocate(struct ath12k_base *ab) { - int ret; + struct ath12k_hw *ah; + struct ath12k_pdev_map pdev_map[MAX_RADIOS]; + int ret, i, j; + u8 radio_per_hw; if (test_bit(ATH12K_FLAG_REGISTERED, &ab->dev_flags)) return 0; - ret = ath12k_mac_hw_allocate(ab); - if (ret) - return ret; + ab->num_hw = ab->num_radios; + radio_per_hw = 1; + + for (i = 0; i < ab->num_hw; i++) { + for (j = 0; j < radio_per_hw; j++) { + pdev_map[j].ab = ab; + pdev_map[j].pdev_idx = (i * radio_per_hw) + j; + } + + ah = ath12k_mac_hw_allocate(ab, pdev_map, radio_per_hw); + if (!ah) { + ath12k_warn(ab, "failed to allocate mac80211 hw device for hw_idx %d\n", + i); + goto err; + } + + ab->ah[i] = ah; + } ath12k_dp_pdev_pre_alloc(ab); return 0; + +err: + for (i = i - 1; i >= 0; i--) { + if (!ab->ah[i]) + continue; + + ath12k_mac_hw_destroy(ab->ah[i]); + ab->ah[i] = NULL; + } + + return ret; } diff --git a/drivers/net/wireless/ath/ath12k/mac.h b/drivers/net/wireless/ath/ath12k/mac.h index 7c63bb628adc..3f5e1be0dff9 100644 --- a/drivers/net/wireless/ath/ath12k/mac.h +++ b/drivers/net/wireless/ath/ath12k/mac.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_MAC_H @@ -12,6 +12,8 @@ struct ath12k; struct ath12k_base; +struct ath12k_hw; +struct ath12k_pdev_map; struct ath12k_generic_iter { struct ath12k *ar; diff --git a/drivers/net/wireless/ath/ath12k/reg.c b/drivers/net/wireless/ath/ath12k/reg.c index 88e71d171355..a164f15d1e2b 100644 --- a/drivers/net/wireless/ath/ath12k/reg.c +++ b/drivers/net/wireless/ath/ath12k/reg.c @@ -48,7 +48,8 @@ ath12k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request) { struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); struct ath12k_wmi_init_country_arg arg; - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar = ath12k_ah_to_ar(ah); int ret; ath12k_dbg(ar->ab, ATH12K_DBG_REG,