85 lines
2.6 KiB
C
Executable File
85 lines
2.6 KiB
C
Executable File
/*****************************************************************************
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*
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* Copyright (c) 2012 - 2018 Samsung Electronics Co., Ltd. All rights reserved
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*
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****************************************************************************/
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#ifndef __SLSI_HIP_H__
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#define __SLSI_HIP_H__
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#include <linux/types.h>
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#include <linux/device.h>
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#include <linux/skbuff.h>
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struct slsi_dev;
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/* This structure describes the chip and HIP core lib
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* information that exposed to the OS layer.
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*/
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struct slsi_card_info {
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u16 chip_id;
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u32 fw_build;
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u16 fw_hip_version;
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u32 sdio_block_size;
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};
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/* HIP States:
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* STOPPED : (default) state, avoid running the HIP
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* STARTING : HIP is being initialised, avoid running the HIP
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* STARTED : HIP cycles can run
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* STOPPING : HIP is being de-initialised, avoid running the HIP
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* BLOCKED : HIP TX CMD53 failure or WLAN subsystem crashed indication from Hydra,
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* avoid running the HIP
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*/
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enum slsi_hip_state {
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SLSI_HIP_STATE_STOPPED,
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SLSI_HIP_STATE_STARTING,
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SLSI_HIP_STATE_STARTED,
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SLSI_HIP_STATE_STOPPING,
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SLSI_HIP_STATE_BLOCKED
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};
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struct slsi_hip {
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struct slsi_dev *sdev;
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struct slsi_card_info card_info;
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/* a std mutex */
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struct mutex hip_mutex;
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/* refer to enum slsi_hip_state */
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atomic_t hip_state;
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};
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#define SLSI_HIP_PARAM_SLOT_COUNT 2
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int slsi_hip_init(struct slsi_dev *sdev, struct device *dev);
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void slsi_hip_deinit(struct slsi_dev *sdev);
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int slsi_hip_start(struct slsi_dev *sdev);
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int slsi_hip_setup(struct slsi_dev *sdev);
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int slsi_hip_consume_smapper_entry(struct slsi_dev *sdev, struct sk_buff *skb);
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void *slsi_hip_get_skb_data_from_smapper(struct slsi_dev *sdev, struct sk_buff *skb);
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struct sk_buff *slsi_hip_get_skb_from_smapper(struct slsi_dev *sdev, struct sk_buff *skb);
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int slsi_hip_stop(struct slsi_dev *sdev);
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#ifdef CONFIG_SCSC_WLAN_RX_NAPI
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void slsi_hip_set_napi_cpu(struct slsi_dev *sdev, u8 napi_cpu);
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#else
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void slsi_hip_reprocess_skipped_data_bh(struct slsi_dev *sdev);
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#endif
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/* Forward declaration */
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struct sap_api;
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struct sk_buff;
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/* Register SAP with HIP layer */
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int slsi_hip_sap_register(struct sap_api *sap_api);
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/* Unregister SAP with HIP layer */
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int slsi_hip_sap_unregister(struct sap_api *sap_api);
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/* SAP rx proxy */
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int slsi_hip_rx(struct slsi_dev *sdev, struct sk_buff *skb);
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/* SAP setup once we receive SAP versions */
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int slsi_hip_sap_setup(struct slsi_dev *sdev);
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/* Allow the SAP to act on a buffer in the free list. */
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int slsi_hip_tx_done(struct slsi_dev *sdev, u8 vif, u8 peer_index, u8 ac);
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#endif
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