| /* |
| * Copyright (c) 2013-2018 The Linux Foundation. All rights reserved. |
| * |
| * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| * |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| /* |
| * This file was originally distributed by Qualcomm Atheros, Inc. |
| * under proprietary terms before Copyright ownership was assigned |
| * to the Linux Foundation. |
| */ |
| |
| #if !defined(WLAN_HDD_TX_RX_H) |
| #define WLAN_HDD_TX_RX_H |
| |
| /** |
| * |
| * DOC: wlan_hdd_tx_rx.h |
| * |
| * Linux HDD Tx/RX APIs |
| */ |
| |
| #include <wlan_hdd_includes.h> |
| #include <cds_api.h> |
| #include <linux/skbuff.h> |
| #include "cdp_txrx_flow_ctrl_legacy.h" |
| |
| struct hdd_context; |
| |
| #define HDD_ETHERTYPE_802_1_X 0x888E |
| #define HDD_ETHERTYPE_802_1_X_FRAME_OFFSET 12 |
| #ifdef FEATURE_WLAN_WAPI |
| #define HDD_ETHERTYPE_WAI 0x88b4 |
| #endif |
| |
| #define HDD_PSB_CFG_INVALID 0xFF |
| #define HDD_PSB_CHANGED 0xFF |
| #define SME_QOS_UAPSD_CFG_BK_CHANGED_MASK 0xF1 |
| #define SME_QOS_UAPSD_CFG_BE_CHANGED_MASK 0xF2 |
| #define SME_QOS_UAPSD_CFG_VI_CHANGED_MASK 0xF4 |
| #define SME_QOS_UAPSD_CFG_VO_CHANGED_MASK 0xF8 |
| |
| int hdd_hard_start_xmit(struct sk_buff *skb, struct net_device *dev); |
| void hdd_tx_timeout(struct net_device *dev); |
| |
| QDF_STATUS hdd_init_tx_rx(struct hdd_adapter *adapter); |
| QDF_STATUS hdd_deinit_tx_rx(struct hdd_adapter *adapter); |
| QDF_STATUS hdd_rx_packet_cbk(void *context, qdf_nbuf_t rxBuf); |
| |
| QDF_STATUS hdd_get_peer_sta_id(struct hdd_station_ctx *sta_ctx, |
| struct qdf_mac_addr *peer_mac_addr, |
| uint8_t *sta_id); |
| /** |
| * hdd_tx_rx_collect_connectivity_stats_info() - collect connectivity stats |
| * @skb: pointer to skb data |
| * @adapter: pointer to vdev apdapter |
| * @action: action done on pkt. |
| * @pkt_type: data pkt type |
| * |
| * Return: None |
| */ |
| void hdd_tx_rx_collect_connectivity_stats_info(struct sk_buff *skb, |
| void *adapter, enum connectivity_stats_pkt_status action, |
| uint8_t *pkt_type); |
| |
| /** |
| * hdd_tx_queue_cb() - Disable/Enable the Transmit Queues |
| * @context: HDD context |
| * @vdev_id: vdev id |
| * @action: Action to be taken on the Tx Queues |
| * @reason: Reason for the netif action |
| * |
| * Return: None |
| */ |
| void hdd_tx_queue_cb(void *context, uint32_t vdev_id, |
| enum netif_action_type action, |
| enum netif_reason_type reason); |
| |
| #ifdef QCA_LL_LEGACY_TX_FLOW_CONTROL |
| void hdd_tx_resume_cb(void *adapter_context, bool tx_resume); |
| |
| /** |
| * hdd_tx_flow_control_is_pause() - Is TX Q paused by flow control |
| * @adapter_context: pointer to vdev apdapter |
| * |
| * Return: true if TX Q is paused by flow control |
| */ |
| bool hdd_tx_flow_control_is_pause(void *adapter_context); |
| void hdd_tx_resume_timer_expired_handler(void *adapter_context); |
| |
| /** |
| * hdd_register_tx_flow_control() - Register TX Flow control |
| * @adapter: adapter handle |
| * @timer_callback: timer callback |
| * @flow_control_fp: txrx flow control |
| * @flow_control_is_pause_fp: is txrx paused by flow control |
| * |
| * Return: none |
| */ |
| void hdd_register_tx_flow_control(struct hdd_adapter *adapter, |
| qdf_mc_timer_callback_t timer_callback, |
| ol_txrx_tx_flow_control_fp flowControl, |
| ol_txrx_tx_flow_control_is_pause_fp flow_control_is_pause); |
| void hdd_deregister_tx_flow_control(struct hdd_adapter *adapter); |
| void hdd_get_tx_resource(struct hdd_adapter *adapter, |
| uint8_t STAId, uint16_t timer_value); |
| |
| #else |
| static inline void hdd_tx_resume_cb(void *adapter_context, bool tx_resume) |
| { |
| } |
| static inline bool hdd_tx_flow_control_is_pause(void *adapter_context) |
| { |
| return false; |
| } |
| static inline void hdd_tx_resume_timer_expired_handler(void *adapter_context) |
| { |
| } |
| static inline void hdd_register_tx_flow_control(struct hdd_adapter *adapter, |
| qdf_mc_timer_callback_t timer_callback, |
| ol_txrx_tx_flow_control_fp flowControl, |
| ol_txrx_tx_flow_control_is_pause_fp flow_control_is_pause) |
| { |
| } |
| static inline void hdd_deregister_tx_flow_control(struct hdd_adapter *adapter) |
| { |
| } |
| static inline void hdd_get_tx_resource(struct hdd_adapter *adapter, |
| uint8_t STAId, uint16_t timer_value) |
| { |
| } |
| #endif /* QCA_LL_LEGACY_TX_FLOW_CONTROL */ |
| |
| int hdd_get_peer_idx(struct hdd_station_ctx *sta_ctx, |
| struct qdf_mac_addr *addr); |
| |
| const char *hdd_reason_type_to_string(enum netif_reason_type reason); |
| const char *hdd_action_type_to_string(enum netif_action_type action); |
| void wlan_hdd_netif_queue_control(struct hdd_adapter *adapter, |
| enum netif_action_type action, enum netif_reason_type reason); |
| int hdd_set_mon_rx_cb(struct net_device *dev); |
| void hdd_send_rps_ind(struct hdd_adapter *adapter); |
| void hdd_send_rps_disable_ind(struct hdd_adapter *adapter); |
| void wlan_hdd_classify_pkt(struct sk_buff *skb); |
| |
| #ifdef MSM_PLATFORM |
| void hdd_reset_tcp_delack(struct hdd_context *hdd_ctx); |
| #else |
| static inline void hdd_reset_tcp_delack(struct hdd_context *hdd_ctx) {} |
| #endif |
| |
| #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| void hdd_event_eapol_log(struct sk_buff *skb, enum qdf_proto_dir dir); |
| #else |
| static inline |
| void hdd_event_eapol_log(struct sk_buff *skb, enum qdf_proto_dir dir) |
| {} |
| #endif |
| |
| /* |
| * As of the 4.7 kernel, net_device->trans_start is removed. Create shims to |
| * support compiling against older versions of the kernel. |
| */ |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 7, 0)) |
| static inline void netif_trans_update(struct net_device *dev) |
| { |
| dev->trans_start = jiffies; |
| } |
| |
| #define TX_TIMEOUT_TRACE(dev, module_id) QDF_TRACE( \ |
| module_id, QDF_TRACE_LEVEL_ERROR, \ |
| "%s: Transmission timeout occurred jiffies %lu trans_start %lu", \ |
| __func__, jiffies, dev->trans_start) |
| #else |
| #define TX_TIMEOUT_TRACE(dev, module_id) QDF_TRACE( \ |
| module_id, QDF_TRACE_LEVEL_ERROR, \ |
| "%s: Transmission timeout occurred jiffies %lu", \ |
| __func__, jiffies) |
| #endif |
| |
| static inline void |
| hdd_skb_fill_gso_size(struct net_device *dev, struct sk_buff *skb) |
| { |
| if (skb_cloned(skb) && skb_is_nonlinear(skb) && |
| skb_shinfo(skb)->gso_size == 0 && |
| ip_hdr(skb)->protocol == IPPROTO_TCP) { |
| skb_shinfo(skb)->gso_size = dev->mtu - |
| ((skb_transport_header(skb) - skb_network_header(skb)) |
| + tcp_hdrlen(skb)); |
| } |
| } |
| |
| /** |
| * hdd_txrx_get_tx_ack_count() - get tx acked count |
| * @adapter: Pointer to adapter |
| * |
| * Return: tx acked count |
| */ |
| uint32_t hdd_txrx_get_tx_ack_count(struct hdd_adapter *adapter); |
| #endif /* end #if !defined(WLAN_HDD_TX_RX_H) */ |