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/**
******************************************************************************
*
* @file ecrnx_rx.h
*
* Copyright (C) ESWIN 2015-2020
*
******************************************************************************
*/
#ifndef _ECRNX_RX_H_
#define _ECRNX_RX_H_
#include <linux/workqueue.h>
#include "hal_desc.h"
enum rx_status_bits
{
/// The buffer can be forwarded to the networking stack
RX_STAT_FORWARD = 1 << 0,
/// A new buffer has to be allocated
RX_STAT_ALLOC = 1 << 1,
/// The buffer has to be deleted
RX_STAT_DELETE = 1 << 2,
/// The length of the buffer has to be updated
RX_STAT_LEN_UPDATE = 1 << 3,
/// The length in the Ethernet header has to be updated
RX_STAT_ETH_LEN_UPDATE = 1 << 4,
/// Simple copy
RX_STAT_COPY = 1 << 5,
/// Spurious frame (inform upper layer and discard)
RX_STAT_SPURIOUS = 1 << 6,
/// packet for monitor interface
RX_STAT_MONITOR = 1 << 7,
};
#if defined(CONFIG_ECRNX_ESWIN_USB)
typedef enum
{
MSG_TYPE_DATA = 1,
MSG_TYPE_CTRL
}MSG_TYPE_E;
#endif
/*
* Decryption status subfields.
* {
*/
// @}
#define _ASOCREQ_IE_OFFSET_ 4 /* excluding wlan_hdr */
#define _REASOCREQ_IE_OFFSET_ 10
#define STATION_INFO_ASSOC_REQ_IES 0
#define WLAN_HDR_A3_LEN 24
#define get_addr2_ptr(pbuf) ((unsigned char *)((unsigned int)(pbuf) + 10))
/* keep it same with the FW */
#define RX_CNTRL_REORD_WIN_SIZE 42
#ifdef CONFIG_ECRNX_MON_DATA
#define RX_MACHDR_BACKUP_LEN 64
/// MAC header backup descriptor
struct mon_machdrdesc
{
/// Length of the buffer
u32 buf_len;
/// Buffer containing mac header, LLC and SNAP
u8 buffer[RX_MACHDR_BACKUP_LEN];
};
#endif
struct hw_rxhdr {
/** RX vector */
struct hw_vect hwvect;
/** PHY channel information */
struct phy_channel_info_desc phy_info;
/** RX flags */
u32 flags_is_amsdu : 1;
u32 flags_is_80211_mpdu: 1;
u32 flags_is_4addr : 1;
u32 flags_new_peer : 1;
u32 flags_user_prio : 3;
u32 flags_rsvd0 : 1;
u32 flags_vif_idx : 8; // 0xFF if invalid VIF index
u32 flags_sta_idx : 8; // 0xFF if invalid STA index
u32 flags_dst_idx : 8; // 0xFF if unknown destination STA
#ifdef CONFIG_ECRNX_MON_DATA
/// MAC header backup descriptor (used only for MSDU when there is a monitor and a data interface)
struct mon_machdrdesc mac_hdr_backup;
#endif
/** Pattern indicating if the buffer is available for the driver */
u32 pattern;
};
struct ecrnx_defer_rx {
struct sk_buff_head sk_list;
struct work_struct work;
};
/**
* struct ecrnx_defer_rx_cb - Control buffer for deferred buffers
*
* @vif: VIF that received the buffer
*/
struct ecrnx_defer_rx_cb {
struct ecrnx_vif *vif;
};
u8 ecrnx_unsup_rx_vec_ind(void *pthis, void *hostid);
u8 ecrnx_rxdataind(void *pthis, void *hostid);
void ecrnx_rx_deferred(struct work_struct *ws);
void ecrnx_rx_defer_skb(struct ecrnx_hw *ecrnx_hw, struct ecrnx_vif *ecrnx_vif,
struct sk_buff *skb);
#ifdef CONFIG_ECRNX_ESWIN_SDIO
int ecrnx_rx_callback(void *priv, struct sk_buff *skb);
#elif defined(CONFIG_ECRNX_ESWIN_USB)
int ecrnx_rx_callback(void *priv, struct sk_buff *skb, uint8_t endpoint);
#endif
void ecrnx_rx_reord_deinit(struct ecrnx_hw *ecrnx_hw);
void ecrnx_rx_reord_init(struct ecrnx_hw *ecrnx_hw);
void ecrnx_rx_reord_sta_init(struct ecrnx_hw* ecrnx_hw, struct ecrnx_vif *ecrnx_vif, u8 sta_idx);
void ecrnx_rx_reord_sta_deinit(struct ecrnx_hw* ecrnx_hw, u8 sta_idx, bool is_del);
#endif /* _ECRNX_RX_H_ */
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