Backports v4.19.24

Backports generated by toradex backports 515a1fa55cda2b1d952872e1786857481bd54fcc
against mainline kernel tag v4.19.24

Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>

1 files changed, 520 insertions, 0 deletions

diff --git a/drivers/staging/rtl8723bs/include/rtw_xmit.h b/drivers/staging/rtl8723bs/include/rtw_xmit.h
new file mode 100644
index 0000000..a75b668
--- /dev/null
+++ b/drivers/staging/rtl8723bs/include/rtw_xmit.h
@@ -0,0 +1,520 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ ******************************************************************************/
+#ifndef _RTW_XMIT_H_
+#define _RTW_XMIT_H_
+
+
+#define MAX_XMITBUF_SZ	(20480)	/*  20k */
+
+#define NR_XMITBUFF	(16)
+
+#define XMITBUF_ALIGN_SZ 512
+
+/*  xmit extension buff defination */
+#define MAX_XMIT_EXTBUF_SZ	(1536)
+#define NR_XMIT_EXTBUFF	(32)
+
+#define MAX_CMDBUF_SZ	(5120)	/* 4096) */
+
+#define MAX_NUMBLKS		(1)
+
+#define XMIT_VO_QUEUE (0)
+#define XMIT_VI_QUEUE (1)
+#define XMIT_BE_QUEUE (2)
+#define XMIT_BK_QUEUE (3)
+
+#define VO_QUEUE_INX		0
+#define VI_QUEUE_INX		1
+#define BE_QUEUE_INX		2
+#define BK_QUEUE_INX		3
+#define BCN_QUEUE_INX		4
+#define MGT_QUEUE_INX		5
+#define HIGH_QUEUE_INX		6
+#define TXCMD_QUEUE_INX	7
+
+#define HW_QUEUE_ENTRY	8
+
+#define WEP_IV(pattrib_iv, dot11txpn, keyidx)\
+do{\
+	pattrib_iv[0] = dot11txpn._byte_.TSC0;\
+	pattrib_iv[1] = dot11txpn._byte_.TSC1;\
+	pattrib_iv[2] = dot11txpn._byte_.TSC2;\
+	pattrib_iv[3] = ((keyidx & 0x3)<<6);\
+	dot11txpn.val = (dot11txpn.val == 0xffffff) ? 0: (dot11txpn.val+1);\
+}while (0)
+
+
+#define TKIP_IV(pattrib_iv, dot11txpn, keyidx)\
+do{\
+	pattrib_iv[0] = dot11txpn._byte_.TSC1;\
+	pattrib_iv[1] = (dot11txpn._byte_.TSC1 | 0x20) & 0x7f;\
+	pattrib_iv[2] = dot11txpn._byte_.TSC0;\
+	pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6);\
+	pattrib_iv[4] = dot11txpn._byte_.TSC2;\
+	pattrib_iv[5] = dot11txpn._byte_.TSC3;\
+	pattrib_iv[6] = dot11txpn._byte_.TSC4;\
+	pattrib_iv[7] = dot11txpn._byte_.TSC5;\
+	dot11txpn.val = dot11txpn.val == 0xffffffffffffULL ? 0: (dot11txpn.val+1);\
+}while (0)
+
+#define AES_IV(pattrib_iv, dot11txpn, keyidx)\
+do{\
+	pattrib_iv[0] = dot11txpn._byte_.TSC0;\
+	pattrib_iv[1] = dot11txpn._byte_.TSC1;\
+	pattrib_iv[2] = 0;\
+	pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6);\
+	pattrib_iv[4] = dot11txpn._byte_.TSC2;\
+	pattrib_iv[5] = dot11txpn._byte_.TSC3;\
+	pattrib_iv[6] = dot11txpn._byte_.TSC4;\
+	pattrib_iv[7] = dot11txpn._byte_.TSC5;\
+	dot11txpn.val = dot11txpn.val == 0xffffffffffffULL ? 0: (dot11txpn.val+1);\
+}while (0)
+
+
+#define HWXMIT_ENTRY	4
+
+/*  For Buffer Descriptor ring architecture */
+#define TXDESC_SIZE 40
+
+#define TXDESC_OFFSET TXDESC_SIZE
+
+enum TXDESC_SC{
+	SC_DONT_CARE = 0x00,
+	SC_UPPER = 0x01,
+	SC_LOWER = 0x02,
+	SC_DUPLICATE = 0x03
+};
+
+#define TXDESC_40_BYTES
+
+struct tx_desc {
+	__le32 txdw0;
+	__le32 txdw1;
+	__le32 txdw2;
+	__le32 txdw3;
+	__le32 txdw4;
+	__le32 txdw5;
+	__le32 txdw6;
+	__le32 txdw7;
+
+#if defined(TXDESC_40_BYTES) || defined(TXDESC_64_BYTES)
+	__le32 txdw8;
+	__le32 txdw9;
+#endif /*  TXDESC_40_BYTES */
+
+#ifdef TXDESC_64_BYTES
+	__le32 txdw10;
+	__le32 txdw11;
+
+	/*  2008/05/15 MH Because PCIE HW memory R/W 4K limit. And now,  our descriptor */
+	/*  size is 40 bytes. If you use more than 102 descriptor(103*40>4096), HW will execute */
+	/*  memoryR/W CRC error. And then all DMA fetch will fail. We must decrease descriptor */
+	/*  number or enlarge descriptor size as 64 bytes. */
+	__le32 txdw12;
+	__le32 txdw13;
+	__le32 txdw14;
+	__le32 txdw15;
+#endif
+};
+
+union txdesc {
+	struct tx_desc txdesc;
+	unsigned int value[TXDESC_SIZE>>2];
+};
+
+struct	hw_xmit	{
+	/* _lock xmit_lock; */
+	/* struct list_head	pending; */
+	struct __queue *sta_queue;
+	/* struct hw_txqueue *phwtxqueue; */
+	/* sint	txcmdcnt; */
+	int	accnt;
+};
+
+/* reduce size */
+struct pkt_attrib
+{
+	u8 type;
+	u8 subtype;
+	u8 bswenc;
+	u8 dhcp_pkt;
+	u16 ether_type;
+	u16 seqnum;
+	u16 pkt_hdrlen;	/* the original 802.3 pkt header len */
+	u16 hdrlen;		/* the WLAN Header Len */
+	u32 pktlen;		/* the original 802.3 pkt raw_data len (not include ether_hdr data) */
+	u32 last_txcmdsz;
+	u8 nr_frags;
+	u8 encrypt;	/* when 0 indicate no encrypt. when non-zero, indicate the encrypt algorith */
+	u8 iv_len;
+	u8 icv_len;
+	u8 iv[18];
+	u8 icv[16];
+	u8 priority;
+	u8 ack_policy;
+	u8 mac_id;
+	u8 vcs_mode;	/* virtual carrier sense method */
+	u8 dst[ETH_ALEN];
+	u8 src[ETH_ALEN];
+	u8 ta[ETH_ALEN];
+	u8 ra[ETH_ALEN];
+	u8 key_idx;
+	u8 qos_en;
+	u8 ht_en;
+	u8 raid;/* rate adpative id */
+	u8 bwmode;
+	u8 ch_offset;/* PRIME_CHNL_OFFSET */
+	u8 sgi;/* short GI */
+	u8 ampdu_en;/* tx ampdu enable */
+	u8 ampdu_spacing; /* ampdu_min_spacing for peer sta's rx */
+	u8 mdata;/* more data bit */
+	u8 pctrl;/* per packet txdesc control enable */
+	u8 triggered;/* for ap mode handling Power Saving sta */
+	u8 qsel;
+	u8 order;/* order bit */
+	u8 eosp;
+	u8 rate;
+	u8 intel_proxim;
+	u8 retry_ctrl;
+	u8   mbssid;
+	u8 ldpc;
+	u8 stbc;
+	struct sta_info * psta;
+
+	u8 rtsen;
+	u8 cts2self;
+	union Keytype	dot11tkiptxmickey;
+	/* union Keytype	dot11tkiprxmickey; */
+	union Keytype	dot118021x_UncstKey;
+
+	u8 icmp_pkt;
+
+};
+
+#define WLANHDR_OFFSET	64
+
+#define NULL_FRAMETAG		(0x0)
+#define DATA_FRAMETAG		0x01
+#define L2_FRAMETAG		0x02
+#define MGNT_FRAMETAG		0x03
+#define AMSDU_FRAMETAG	0x04
+
+#define EII_FRAMETAG		0x05
+#define IEEE8023_FRAMETAG  0x06
+
+#define MP_FRAMETAG		0x07
+
+#define TXAGG_FRAMETAG	0x08
+
+enum {
+	XMITBUF_DATA = 0,
+	XMITBUF_MGNT = 1,
+	XMITBUF_CMD = 2,
+};
+
+struct  submit_ctx{
+	unsigned long submit_time; /* */
+	u32 timeout_ms; /* <0: not synchronous, 0: wait forever, >0: up to ms waiting */
+	int status; /* status for operation */
+	struct completion done;
+};
+
+enum {
+	RTW_SCTX_SUBMITTED = -1,
+	RTW_SCTX_DONE_SUCCESS = 0,
+	RTW_SCTX_DONE_UNKNOWN,
+	RTW_SCTX_DONE_TIMEOUT,
+	RTW_SCTX_DONE_BUF_ALLOC,
+	RTW_SCTX_DONE_BUF_FREE,
+	RTW_SCTX_DONE_WRITE_PORT_ERR,
+	RTW_SCTX_DONE_TX_DESC_NA,
+	RTW_SCTX_DONE_TX_DENY,
+	RTW_SCTX_DONE_CCX_PKT_FAIL,
+	RTW_SCTX_DONE_DRV_STOP,
+	RTW_SCTX_DONE_DEV_REMOVE,
+	RTW_SCTX_DONE_CMD_ERROR,
+};
+
+
+void rtw_sctx_init(struct submit_ctx *sctx, int timeout_ms);
+int rtw_sctx_wait(struct submit_ctx *sctx, const char *msg);
+void rtw_sctx_done_err(struct submit_ctx **sctx, int status);
+void rtw_sctx_done(struct submit_ctx **sctx);
+
+struct xmit_buf
+{
+	struct list_head	list;
+
+	struct adapter *padapter;
+
+	u8 *pallocated_buf;
+
+	u8 *pbuf;
+
+	void *priv_data;
+
+	u16 buf_tag; /*  0: Normal xmitbuf, 1: extension xmitbuf, 2:cmd xmitbuf */
+	u16 flags;
+	u32 alloc_sz;
+
+	u32  len;
+
+	struct submit_ctx *sctx;
+
+	u8 *phead;
+	u8 *pdata;
+	u8 *ptail;
+	u8 *pend;
+	u32 ff_hwaddr;
+	u8 pg_num;
+	u8 agg_num;
+
+#if defined(DBG_XMIT_BUF)|| defined(DBG_XMIT_BUF_EXT)
+	u8 no;
+#endif
+
+};
+
+
+struct xmit_frame
+{
+	struct list_head	list;
+
+	struct pkt_attrib attrib;
+
+	_pkt *pkt;
+
+	int	frame_tag;
+
+	struct adapter *padapter;
+
+	u8 *buf_addr;
+
+	struct xmit_buf *pxmitbuf;
+
+	u8 pg_num;
+	u8 agg_num;
+
+	u8 ack_report;
+
+	u8 *alloc_addr; /* the actual address this xmitframe allocated */
+	u8 ext_tag; /* 0:data, 1:mgmt */
+
+};
+
+struct tx_servq {
+	struct list_head	tx_pending;
+	struct __queue	sta_pending;
+	int qcnt;
+};
+
+
+struct sta_xmit_priv
+{
+	_lock	lock;
+	sint	option;
+	sint	apsd_setting;	/* When bit mask is on, the associated edca queue supports APSD. */
+
+
+	/* struct tx_servq blk_q[MAX_NUMBLKS]; */
+	struct tx_servq	be_q;			/* priority == 0, 3 */
+	struct tx_servq	bk_q;			/* priority == 1, 2 */
+	struct tx_servq	vi_q;			/* priority == 4, 5 */
+	struct tx_servq	vo_q;			/* priority == 6, 7 */
+	struct list_head	legacy_dz;
+	struct list_head  apsd;
+
+	u16 txseq_tid[16];
+
+	/* uint	sta_tx_bytes; */
+	/* u64	sta_tx_pkts; */
+	/* uint	sta_tx_fail; */
+
+
+};
+
+
+struct	hw_txqueue	{
+	volatile sint	head;
+	volatile sint	tail;
+	volatile sint	free_sz;	/* in units of 64 bytes */
+	volatile sint      free_cmdsz;
+	volatile sint	 txsz[8];
+	uint	ff_hwaddr;
+	uint	cmd_hwaddr;
+	sint	ac_tag;
+};
+
+struct agg_pkt_info{
+	u16 offset;
+	u16 pkt_len;
+};
+
+enum cmdbuf_type {
+	CMDBUF_BEACON = 0x00,
+	CMDBUF_RSVD,
+	CMDBUF_MAX
+};
+
+struct	xmit_priv {
+
+	_lock	lock;
+
+	_sema	xmit_sema;
+	_sema	terminate_xmitthread_sema;
+
+	/* struct __queue	blk_strms[MAX_NUMBLKS]; */
+	struct __queue	be_pending;
+	struct __queue	bk_pending;
+	struct __queue	vi_pending;
+	struct __queue	vo_pending;
+	struct __queue	bm_pending;
+
+	/* struct __queue	legacy_dz_queue; */
+	/* struct __queue	apsd_queue; */
+
+	u8 *pallocated_frame_buf;
+	u8 *pxmit_frame_buf;
+	uint free_xmitframe_cnt;
+	struct __queue	free_xmit_queue;
+
+	/* uint mapping_addr; */
+	/* uint pkt_sz; */
+
+	u8 *xframe_ext_alloc_addr;
+	u8 *xframe_ext;
+	uint free_xframe_ext_cnt;
+	struct __queue free_xframe_ext_queue;
+
+	/* struct	hw_txqueue	be_txqueue; */
+	/* struct	hw_txqueue	bk_txqueue; */
+	/* struct	hw_txqueue	vi_txqueue; */
+	/* struct	hw_txqueue	vo_txqueue; */
+	/* struct	hw_txqueue	bmc_txqueue; */
+
+	uint	frag_len;
+
+	struct adapter	*adapter;
+
+	u8   vcs_setting;
+	u8 vcs;
+	u8 vcs_type;
+	/* u16  rts_thresh; */
+
+	u64	tx_bytes;
+	u64	tx_pkts;
+	u64	tx_drop;
+	u64	last_tx_pkts;
+
+	struct hw_xmit *hwxmits;
+	u8 hwxmit_entry;
+
+	u8 wmm_para_seq[4];/* sequence for wmm ac parameter strength from large to small. it's value is 0->vo, 1->vi, 2->be, 3->bk. */
+
+#ifdef CONFIG_SDIO_TX_TASKLET
+	struct tasklet_struct xmit_tasklet;
+#else
+	void *SdioXmitThread;
+	_sema		SdioXmitSema;
+	_sema		SdioXmitTerminateSema;
+#endif /* CONFIG_SDIO_TX_TASKLET */
+
+	struct __queue free_xmitbuf_queue;
+	struct __queue pending_xmitbuf_queue;
+	u8 *pallocated_xmitbuf;
+	u8 *pxmitbuf;
+	uint free_xmitbuf_cnt;
+
+	struct __queue free_xmit_extbuf_queue;
+	u8 *pallocated_xmit_extbuf;
+	u8 *pxmit_extbuf;
+	uint free_xmit_extbuf_cnt;
+
+	struct xmit_buf	pcmd_xmitbuf[CMDBUF_MAX];
+
+	u16 nqos_ssn;
+
+	int	ack_tx;
+	_mutex ack_tx_mutex;
+	struct submit_ctx ack_tx_ops;
+	u8 seq_no;
+	_lock lock_sctx;
+};
+
+extern struct xmit_frame *__rtw_alloc_cmdxmitframe(struct xmit_priv *pxmitpriv,
+		enum cmdbuf_type buf_type);
+#define rtw_alloc_cmdxmitframe(p) __rtw_alloc_cmdxmitframe(p, CMDBUF_RSVD)
+#define rtw_alloc_bcnxmitframe(p) __rtw_alloc_cmdxmitframe(p, CMDBUF_BEACON)
+
+extern struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv);
+extern s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
+
+extern struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv);
+extern s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
+
+void rtw_count_tx_stats(struct adapter *padapter, struct xmit_frame *pxmitframe, int sz);
+extern void rtw_update_protection(struct adapter *padapter, u8 *ie, uint ie_len);
+extern s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattrib);
+extern s32 rtw_put_snap(u8 *data, u16 h_proto);
+
+extern struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv);
+struct xmit_frame *rtw_alloc_xmitframe_ext(struct xmit_priv *pxmitpriv);
+struct xmit_frame *rtw_alloc_xmitframe_once(struct xmit_priv *pxmitpriv);
+extern s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe);
+extern void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, struct __queue *pframequeue);
+struct tx_servq *rtw_get_sta_pending(struct adapter *padapter, struct sta_info *psta, sint up, u8 *ac);
+extern s32 rtw_xmitframe_enqueue(struct adapter *padapter, struct xmit_frame *pxmitframe);
+
+extern s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe);
+extern u32 rtw_calculate_wlan_pkt_size_by_attribue(struct pkt_attrib *pattrib);
+#define rtw_wlan_pkt_size(f) rtw_calculate_wlan_pkt_size_by_attribue(&f->attrib)
+extern s32 rtw_xmitframe_coalesce(struct adapter *padapter, _pkt *pkt, struct xmit_frame *pxmitframe);
+extern s32 rtw_mgmt_xmitframe_coalesce(struct adapter *padapter, _pkt *pkt, struct xmit_frame *pxmitframe);
+s32 _rtw_init_hw_txqueue(struct hw_txqueue* phw_txqueue, u8 ac_tag);
+void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv);
+
+
+s32 rtw_txframes_pending(struct adapter *padapter);
+void rtw_init_hwxmits(struct hw_xmit *phwxmit, sint entry);
+
+
+s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter);
+void _rtw_free_xmit_priv (struct xmit_priv *pxmitpriv);
+
+
+void rtw_alloc_hwxmits(struct adapter *padapter);
+void rtw_free_hwxmits(struct adapter *padapter);
+
+
+s32 rtw_xmit(struct adapter *padapter, _pkt **pkt);
+bool xmitframe_hiq_filter(struct xmit_frame *xmitframe);
+
+sint xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct xmit_frame *pxmitframe);
+void stop_sta_xmit(struct adapter *padapter, struct sta_info *psta);
+void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta);
+void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *psta);
+
+u8 query_ra_short_GI(struct sta_info *psta);
+
+u8 qos_acm(u8 acm_mask, u8 priority);
+
+void enqueue_pending_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
+void enqueue_pending_xmitbuf_to_head(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
+struct xmit_buf*dequeue_pending_xmitbuf(struct xmit_priv *pxmitpriv);
+struct xmit_buf*dequeue_pending_xmitbuf_under_survey(struct xmit_priv *pxmitpriv);
+sint	check_pending_xmitbuf(struct xmit_priv *pxmitpriv);
+int	rtw_xmit_thread(void *context);
+
+u32 rtw_get_ff_hwaddr(struct xmit_frame	*pxmitframe);
+
+int rtw_ack_tx_wait(struct xmit_priv *pxmitpriv, u32 timeout_ms);
+void rtw_ack_tx_done(struct xmit_priv *pxmitpriv, int status);
+
+/* include after declaring struct xmit_buf, in order to avoid warning */
+#include <xmit_osdep.h>
+
+#endif	/* _RTL871X_XMIT_H_ */