1 /* 2 * Copyright (c) 2016-2017, 2019-2020 The Linux Foundation. All rights reserved. 3 * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for 6 * any purpose with or without fee is hereby granted, provided that the 7 * above copyright notice and this permission notice appear in all 8 * copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 11 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 12 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 13 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 14 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 15 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 16 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 17 * PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 /** 21 * DOC: cdp_txrx_bus.h 22 * Define the host data path bus related functions 23 */ 24 #ifndef _CDP_TXRX_BUS_H_ 25 #define _CDP_TXRX_BUS_H_ 26 27 /** 28 * cdp_bus_suspend() - suspend bus 29 * @soc: data path soc handle 30 * @pdev_id: id of dp pdev handle 31 * 32 * suspend bus 33 * 34 * return QDF_STATUS_SUCCESS suspend is not implemented or suspend done 35 */ cdp_bus_suspend(ol_txrx_soc_handle soc,uint8_t pdev_id)36 static inline QDF_STATUS cdp_bus_suspend(ol_txrx_soc_handle soc, 37 uint8_t pdev_id) 38 { 39 if (!soc || !soc->ops || !soc->ops->bus_ops) { 40 QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_FATAL, 41 "%s invalid instance", __func__); 42 return QDF_STATUS_E_INVAL; 43 } 44 45 if (soc->ops->bus_ops->bus_suspend) 46 return soc->ops->bus_ops->bus_suspend(soc, pdev_id); 47 return QDF_STATUS_E_NOSUPPORT; 48 } 49 50 /** 51 * cdp_bus_resume() - resume bus 52 * @soc: data path soc handle 53 * @pdev_id: id of dp pdev handle 54 * 55 * resume bus 56 * 57 * return QDF_STATUS_SUCCESS resume is not implemented or suspend done 58 */ cdp_bus_resume(ol_txrx_soc_handle soc,uint8_t pdev_id)59 static inline QDF_STATUS cdp_bus_resume(ol_txrx_soc_handle soc, 60 uint8_t pdev_id) 61 { 62 if (!soc || !soc->ops || !soc->ops->bus_ops) { 63 QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_FATAL, 64 "%s invalid instance", __func__); 65 return QDF_STATUS_E_INVAL; 66 } 67 68 if (soc->ops->bus_ops->bus_resume) 69 return soc->ops->bus_ops->bus_resume(soc, pdev_id); 70 return QDF_STATUS_E_NOSUPPORT; 71 } 72 73 /** 74 * cdp_process_wow_ack_rsp() - Process wow ack response 75 * @soc: data path soc handle 76 * @pdev_id: id of dp pdev handle 77 * 78 * Do any required data path operations for target wow ack 79 * suspend response. 80 * 81 * Return: None 82 */ cdp_process_wow_ack_rsp(ol_txrx_soc_handle soc,uint8_t pdev_id)83 static inline void cdp_process_wow_ack_rsp(ol_txrx_soc_handle soc, 84 uint8_t pdev_id) 85 { 86 if (!soc || !soc->ops || !soc->ops->bus_ops) { 87 QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_FATAL, 88 "%s invalid instance", __func__); 89 return; 90 } 91 92 if (soc->ops->bus_ops->process_wow_ack_rsp) 93 return soc->ops->bus_ops->process_wow_ack_rsp(soc, pdev_id); 94 } 95 96 /** 97 * cdp_process_target_suspend_req() - Process target suspend request 98 * @soc: data path soc handle 99 * @pdev_id: id of dp pdev handle 100 * 101 * Complete the datapath specific work before target suspend 102 * 103 * Return: None 104 */ cdp_process_target_suspend_req(ol_txrx_soc_handle soc,uint8_t pdev_id)105 static inline void cdp_process_target_suspend_req(ol_txrx_soc_handle soc, 106 uint8_t pdev_id) 107 { 108 if (!soc || !soc->ops || !soc->ops->bus_ops) { 109 QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_FATAL, 110 "%s invalid instance", __func__); 111 return; 112 } 113 114 if (soc->ops->bus_ops->process_target_suspend_req) 115 return soc->ops->bus_ops->process_target_suspend_req(soc, 116 pdev_id); 117 } 118 #endif /* _CDP_TXRX_BUS_H_ */ 119