| /* |
| * Copyright (c) 2013-2017 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. |
| */ |
| |
| #ifndef HDD_IPA_H__ |
| #define HDD_IPA_H__ |
| |
| /** |
| * DOC: wlan_hdd_ipa.h |
| * |
| * WLAN IPA interface module headers |
| * Originally written by Qualcomm Atheros, Inc |
| */ |
| |
| /** |
| * enum hdd_ipa_wlan_event - HDD IPA events |
| * @HDD_IPA_CLIENT_CONNECT: Client Connects |
| * @HDD_IPA_CLIENT_DISCONNECT: Client Disconnects |
| * @HDD_IPA_AP_CONNECT: SoftAP is started |
| * @HDD_IPA_AP_DISCONNECT: SoftAP is stopped |
| * @HDD_IPA_STA_CONNECT: STA associates to AP |
| * @HDD_IPA_STA_DISCONNECT: STA dissociates from AP |
| * @HDD_IPA_CLIENT_CONNECT_EX: Peer associates/re-associates to softap |
| * @HDD_IPA_WLAN_EVENT_MAX: Max value for the enum |
| */ |
| enum hdd_ipa_wlan_event { |
| HDD_IPA_CLIENT_CONNECT, |
| HDD_IPA_CLIENT_DISCONNECT, |
| HDD_IPA_AP_CONNECT, |
| HDD_IPA_AP_DISCONNECT, |
| HDD_IPA_STA_CONNECT, |
| HDD_IPA_STA_DISCONNECT, |
| HDD_IPA_CLIENT_CONNECT_EX, |
| HDD_IPA_WLAN_EVENT_MAX |
| }; |
| |
| #ifdef IPA_OFFLOAD |
| /* Include files */ |
| #include <wlan_hdd_assoc.h> /* hdd_context_t */ |
| |
| /** |
| * enum hdd_ipa_forward_type: Type of forward packet received from IPA |
| * @HDD_IPA_FORWARD_PKT_NONE: No forward packet |
| * @HDD_IPA_FORWARD_PKT_LOCAL_STACK: Packet forwarded to kernel network stack |
| * @HDD_IPA_FORWARD_PKT_DISCARD: Discarded packet before sending to kernel stack |
| */ |
| enum hdd_ipa_forward_type { |
| HDD_IPA_FORWARD_PKT_NONE = 0, |
| HDD_IPA_FORWARD_PKT_LOCAL_STACK = 1, |
| HDD_IPA_FORWARD_PKT_DISCARD = 2 |
| }; |
| |
| /** |
| * FIXME: Temporary hack - until IPA functionality gets restored |
| * |
| */ |
| typedef void (*hdd_ipa_nbuf_cb_fn)(qdf_nbuf_t); |
| void hdd_ipa_nbuf_cb(qdf_nbuf_t skb); /* Fwd declare */ |
| static inline hdd_ipa_nbuf_cb_fn wlan_hdd_stub_ipa_fn(void) |
| { |
| return hdd_ipa_nbuf_cb; |
| }; |
| |
| QDF_STATUS hdd_ipa_init(hdd_context_t *hdd_ctx); |
| QDF_STATUS hdd_ipa_cleanup(hdd_context_t *hdd_ctx); |
| QDF_STATUS hdd_ipa_process_rxt(void *cds_context, qdf_nbuf_t rxBuf, |
| uint8_t sta_id); |
| int hdd_ipa_wlan_evt(hdd_adapter_t *adapter, uint8_t sta_id, |
| enum hdd_ipa_wlan_event type, uint8_t *mac_addr); |
| int hdd_ipa_set_perf_level(hdd_context_t *hdd_ctx, uint64_t tx_packets, |
| uint64_t rx_packets); |
| int hdd_ipa_suspend(hdd_context_t *hdd_ctx); |
| int hdd_ipa_resume(hdd_context_t *hdd_ctx); |
| void hdd_ipa_uc_stat_query(hdd_context_t *hdd_ctx, uint32_t *ipa_tx_diff, |
| uint32_t *ipa_rx_diff); |
| void hdd_ipa_uc_rt_debug_host_dump(hdd_context_t *hdd_ctx); |
| void hdd_ipa_uc_stat_request(hdd_adapter_t *adapter, uint8_t reason); |
| void hdd_ipa_uc_sharing_stats_request(hdd_adapter_t *adapter, |
| uint8_t reset_stats); |
| void hdd_ipa_uc_set_quota(hdd_adapter_t *adapter, uint8_t set_quota, |
| uint64_t quota_bytes); |
| bool hdd_ipa_is_enabled(hdd_context_t *pHddCtx); |
| bool hdd_ipa_uc_is_enabled(hdd_context_t *pHddCtx); |
| #ifndef QCA_LL_TX_FLOW_CONTROL_V2 |
| int hdd_ipa_send_mcc_scc_msg(hdd_context_t *hdd_ctx, bool mcc_mode); |
| #else |
| static inline int hdd_ipa_send_mcc_scc_msg(hdd_context_t *hdd_ctx, |
| bool mcc_mode) |
| { |
| return 0; |
| } |
| #endif |
| int hdd_ipa_uc_ssr_reinit(hdd_context_t *hdd_ctx); |
| int hdd_ipa_uc_ssr_deinit(void); |
| void hdd_ipa_uc_force_pipe_shutdown(hdd_context_t *hdd_ctx); |
| struct sk_buff *hdd_ipa_tx_packet_ipa(hdd_context_t *hdd_ctx, |
| struct sk_buff *skb, uint8_t session_id); |
| bool hdd_ipa_is_present(hdd_context_t *hdd_ctx); |
| void hdd_ipa_dump_info(hdd_context_t *hdd_ctx); |
| QDF_STATUS hdd_ipa_uc_ol_init(hdd_context_t *hdd_ctx); |
| void hdd_ipa_set_tx_flow_info(void); |
| #else |
| static inline QDF_STATUS hdd_ipa_init(hdd_context_t *hdd_ctx) |
| { |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| static inline QDF_STATUS hdd_ipa_cleanup(hdd_context_t *hdd_ctx) |
| { |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| static inline QDF_STATUS hdd_ipa_process_rxt(void *cds_context, |
| qdf_nbuf_t rxBuf, uint8_t sta_id) |
| { |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| static inline int hdd_ipa_wlan_evt(hdd_adapter_t *adapter, uint8_t sta_id, |
| enum hdd_ipa_wlan_event type, uint8_t *mac_addr) |
| { |
| return 0; |
| } |
| |
| static inline int hdd_ipa_send_mcc_scc_msg(hdd_context_t *hdd_ctx, |
| bool mcc_mode) |
| { |
| return 0; |
| } |
| |
| static inline int hdd_ipa_set_perf_level(hdd_context_t *hdd_ctx, |
| uint64_t tx_packets, |
| uint64_t rx_packets) |
| { |
| return 0; |
| } |
| |
| static inline int hdd_ipa_suspend(hdd_context_t *hdd_ctx) |
| { |
| return 0; |
| } |
| |
| static inline int hdd_ipa_resume(hdd_context_t *hdd_ctx) |
| { |
| return 0; |
| } |
| |
| static inline void hdd_ipa_uc_stat_query(hdd_context_t *hdd_ctx, |
| uint32_t *ipa_tx_diff, |
| uint32_t *ipa_rx_diff) |
| { |
| *ipa_tx_diff = 0; |
| *ipa_rx_diff = 0; |
| } |
| |
| static inline void hdd_ipa_uc_stat_request(hdd_adapter_t *adapter, |
| uint8_t reason) |
| { |
| } |
| |
| static inline void hdd_ipa_uc_rt_debug_host_dump(hdd_context_t *hdd_ctx) |
| { |
| } |
| |
| static inline bool hdd_ipa_is_enabled(hdd_context_t *pHddCtx) |
| { |
| return false; |
| } |
| |
| static inline bool hdd_ipa_uc_is_enabled(hdd_context_t *pHddCtx) |
| { |
| return false; |
| } |
| |
| static inline void hdd_ipa_dump_info(hdd_context_t *hdd_ctx) |
| { |
| } |
| |
| static inline int hdd_ipa_uc_ssr_reinit(hdd_context_t *hdd_ctx) |
| { |
| return false; |
| } |
| |
| static inline int hdd_ipa_uc_ssr_deinit(void) |
| { |
| return false; |
| } |
| static inline void hdd_ipa_uc_force_pipe_shutdown(hdd_context_t *hdd_ctx) |
| { |
| } |
| |
| /** |
| * hdd_ipa_tx_packet_ipa() - send packet to IPA |
| * @hdd_ctx: Global HDD context |
| * @skb: skb sent to IPA |
| * @session_id: send packet instance session id |
| * |
| * Send TX packet which generated by system to IPA. |
| * This routine only will be used for function verification |
| * |
| * Return: NULL packet sent to IPA properly |
| * skb packet not sent to IPA. legacy data path should handle |
| */ |
| static inline struct sk_buff *hdd_ipa_tx_packet_ipa(hdd_context_t *hdd_ctx, |
| struct sk_buff *skb, uint8_t session_id) |
| { |
| return skb; |
| } |
| |
| /** |
| * hdd_ipa_is_present() - get IPA hw status |
| * @hdd_ctx: pointer to hdd context |
| * |
| * ipa_uc_reg_rdyCB is not directly designed to check |
| * ipa hw status. This is an undocumented function which |
| * has confirmed with IPA team. |
| * |
| * Return: true - ipa hw present |
| * false - ipa hw not present |
| */ |
| static inline bool hdd_ipa_is_present(hdd_context_t *hdd_ctx) |
| { |
| return false; |
| } |
| |
| /** |
| * hdd_ipa_uc_ol_init() - Initialize IPA uC offload |
| * @hdd_ctx: Global HDD context |
| * |
| * Return: QDF_STATUS |
| */ |
| static inline QDF_STATUS hdd_ipa_uc_ol_init(hdd_context_t *hdd_ctx) |
| { |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| static inline void hdd_ipa_set_tx_flow_info(void) |
| { |
| return; |
| } |
| |
| #endif /* IPA_OFFLOAD */ |
| #endif /* #ifndef HDD_IPA_H__ */ |