1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2007 Marvell Semiconductor, Inc.
5 * Copyright (c) 2007 Sam Leffler, Errno Consulting
6 * Copyright (c) 2008 Weongyo Jeong <weongyo@freebsd.org>
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer,
14 *    without modification.
15 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
16 *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
17 *    redistribution must be conditioned upon including a substantially
18 *    similar Disclaimer requirement for further binary redistribution.
19 *
20 * NO WARRANTY
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
24 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
25 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
26 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
29 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGES.
32 *
33 * $FreeBSD: releng/12.0/sys/dev/malo/if_malohal.h 326255 2017-11-27 14:52:40Z pfg $
34 */
35
36#ifndef _DEV_MALOHAL_H
37#define _DEV_MALOHAL_H
38
39#define MALO_NUM_TX_QUEUES			1
40#define MALO_MAX_TXWCB_QUEUES			MALO_NUM_TX_QUEUES
41
42/* size of f/w command buffer */
43#define	MALO_CMDBUF_SIZE			0x4000
44
45#define MALO_FW_CHECK_USECS			(5 * 1000)	/* 5ms */
46#define MALO_FW_MAX_NUM_CHECKS			200
47
48/*
49 * Calibration data builtin to the firmware.  The firmware image
50 * has a single set of calibration tables that we retrieve right
51 * after download.  This can be overriden by the driver (e.g. for
52 * a different regdomain and/or tx power setup).
53 */
54struct malo_hal_caldata {
55	/* pt is short for `power target'.  */
56#define	MALO_PWTAGETRATETABLE20M		(14 * 4)
57	uint8_t	pt_ratetable_20m[MALO_PWTAGETRATETABLE20M];
58};
59
60/*
61 * Get Hardware/Firmware capabilities.
62 */
63struct malo_hal_hwspec {
64	uint8_t		hwversion;		/* version of the HW */
65	uint8_t		hostinterface;	/* host interface */
66	uint16_t	maxnum_wcb;		/* max # of WCB FW handles */
67	/* max # of mcast addresses FW handles*/
68	uint16_t	maxnum_mcaddr;
69	uint16_t	maxnum_tx_wcb;	/* max # of tx descs per WCB */
70	/* MAC address programmed in HW */
71	uint8_t		macaddr[6];
72	uint16_t	regioncode;		/* EEPROM region code */
73	uint16_t	num_antenna;	/* Number of antenna used */
74	uint32_t	fw_releasenum;	/* firmware release number */
75	uint32_t	wcbbase0;
76	uint32_t	rxdesc_read;
77	uint32_t	rxdesc_write;
78	uint32_t	ul_fw_awakecookie;
79	uint32_t	wcbbase[4];
80};
81
82/*
83 * Supply tx/rx dma-related settings to the firmware.
84 */
85struct malo_hal_txrxdma {
86	uint32_t	maxnum_wcb;		/* max # of WCB FW handles */
87	uint32_t	maxnum_txwcb;		/* max # of tx descs per WCB */
88	uint32_t	rxdesc_read;
89	uint32_t	rxdesc_write;
90	uint32_t	wcbbase[4];
91};
92
93/*
94 * Get Hardware Statistics.
95 *
96 * Items marked with ! are deprecated and not ever updated.  In
97 * some cases this is because work has been moved to the host (e.g.
98 * rx defragmentation).
99 *
100 * XXX low/up cases.
101 */
102struct malo_hal_hwstats {
103	uint32_t	TxRetrySuccesses;	/* tx success w/ 1 retry */
104	uint32_t	TxMultipleRetrySuccesses;/* tx success w/ >1 retry */
105	uint32_t	TxFailures;		/* tx fail due to no ACK */
106	uint32_t	RTSSuccesses;		/* CTS rx'd for RTS */
107	uint32_t	RTSFailures;		/* CTS not rx'd for RTS */
108	uint32_t	AckFailures;		/* same as TxFailures */
109	uint32_t	RxDuplicateFrames;	/* rx discard for dup seqno */
110	uint32_t	FCSErrorCount;		/* rx discard for bad FCS */
111	uint32_t	TxWatchDogTimeouts;	/* MAC tx hang (f/w recovery) */
112	uint32_t	RxOverflows;		/* no f/w buffer for rx data */
113	uint32_t	RxFragErrors;		/* !rx fail due to defrag */
114	uint32_t	RxMemErrors;		/* out of mem or desc corrupted
115						   in some way */
116	uint32_t	RxPointerErrors;	/* MAC internal ptr problem */
117	uint32_t	TxUnderflows;		/* !tx underflow on dma */
118	uint32_t	TxDone;			/* MAC tx ops completed
119						   (possibly w/ error) */
120	uint32_t	TxDoneBufTryPut;	/* ! */
121	uint32_t	TxDoneBufPut;		/* same as TxDone */
122	uint32_t	Wait4TxBuf;		/* !no f/w buf avail when
123						    supplied a tx descriptor */
124	uint32_t	TxAttempts;		/* tx descriptors processed */
125	uint32_t	TxSuccesses;		/* tx attempts successful */
126	uint32_t	TxFragments;		/* tx with fragmentation */
127	uint32_t	TxMulticasts;		/* tx multicast frames */
128	uint32_t	RxNonCtlPkts;		/* rx non-control frames */
129	uint32_t	RxMulticasts;		/* rx multicast frames */
130	uint32_t	RxUndecryptableFrames;	/* rx failed due to crypto */
131	uint32_t 	RxICVErrors;		/* rx failed due to ICV check */
132	uint32_t	RxExcludedFrames;	/* rx discarded, e.g. bssid */
133};
134
135/*
136 * Set Antenna Configuration (legacy operation).
137 *
138 * The RX antenna can be selected using the bitmask
139 * ant (bit 0 = antenna 1, bit 1 = antenna 2, etc.)
140 * (diversity?XXX)
141 */
142enum malo_hal_antenna {
143	MHA_ANTENNATYPE_RX	= 1,
144	MHA_ANTENNATYPE_TX	= 2,
145};
146
147/*
148 * Set Radio Configuration.
149 *
150 * onoff != 0 turns radio on; otherwise off.
151 * if radio is enabled, the preamble is set too.
152 */
153enum malo_hal_preamble {
154	MHP_LONG_PREAMBLE	= 1,
155	MHP_SHORT_PREAMBLE	= 3,
156	MHP_AUTO_PREAMBLE	= 5,
157};
158
159struct malo_hal_channel_flags {
160	uint32_t		freqband : 6,
161#define MALO_FREQ_BAND_2DOT4GHZ	0x1
162				: 26;		/* reserved */
163};
164
165struct malo_hal_channel {
166	uint32_t		channel;
167	struct malo_hal_channel_flags flags;
168};
169
170struct malo_hal_txrate {
171	uint8_t			mcastrate;	/* rate for multicast frames */
172	uint8_t			mgtrate;	/* rate for management frames */
173	struct {
174		uint8_t		trycount;	/* try this many times */
175		uint8_t		rate;		/* use this tx rate */
176	} rateseries[4];			/* rate series */
177};
178
179struct malo_hal {
180	device_t		mh_dev;
181
182	bus_space_handle_t	mh_ioh;		/* BAR 1 copied from softc */
183	bus_space_tag_t		mh_iot;
184	uint32_t		mh_imask;	/* interrupt mask */
185	int			mh_flags;
186#define	MHF_CALDATA		0x0001		/* cal data retrieved */
187#define	MHF_FWHANG		0x0002		/* fw appears hung */
188
189	char			mh_mtxname[12];
190	struct mtx		mh_mtx;
191	bus_dma_tag_t		mh_dmat;	/* bus DMA tag for cmd buffer */
192	bus_dmamap_t		mh_dmamap;	/* DMA map for cmd buffer */
193	uint16_t		*mh_cmdbuf;	/* f/w cmd buffer */
194	bus_addr_t		mh_cmdaddr;	/* physaddr of cmd buffer */
195
196	struct malo_hal_caldata	mh_caldata;
197
198	int			mh_debug;
199#define MALO_HAL_DEBUG_SENDCMD	0x00000001
200#define MALO_HAL_DEBUG_CMDDONE	0x00000002
201#define MALO_HAL_DEBUG_IGNHANG	0X00000004
202};
203
204#define MALO_HAL_LOCK(mh)		mtx_lock(&mh->mh_mtx)
205#define MALO_HAL_LOCK_ASSERT(mh)	mtx_assert(&mh->mh_mtx, MA_OWNED)
206#define MALO_HAL_UNLOCK(mh)		mtx_unlock(&mh->mh_mtx)
207
208struct malo_hal *malo_hal_attach(device_t, uint16_t,
209	    bus_space_handle_t, bus_space_tag_t,
210	    bus_dma_tag_t);
211int	malo_hal_fwload(struct malo_hal *, char *, char *);
212int	malo_hal_gethwspecs(struct malo_hal *,
213	    struct malo_hal_hwspec *);
214void	malo_hal_detach(struct malo_hal *);
215void	malo_hal_intrset(struct malo_hal *, uint32_t);
216int	malo_hal_setantenna(struct malo_hal *,
217	    enum malo_hal_antenna, int);
218int	malo_hal_setradio(struct malo_hal *, int,
219	    enum malo_hal_preamble);
220int	malo_hal_setchannel(struct malo_hal *,
221	    const struct malo_hal_channel *);
222int	malo_hal_setmaxtxpwr(struct malo_hal *, uint16_t);
223int	malo_hal_settxpower(struct malo_hal *, const struct malo_hal_channel *);
224int	malo_hal_setpromisc(struct malo_hal *, int);
225int	malo_hal_setassocid(struct malo_hal *,
226	    const uint8_t[], uint16_t);
227void	malo_hal_txstart(struct malo_hal *, int);
228void	malo_hal_getisr(struct malo_hal *, uint32_t *);
229void	malo_hal_cmddone(struct malo_hal *);
230int	malo_hal_prescan(struct malo_hal *);
231int	malo_hal_postscan(struct malo_hal *, uint8_t *, uint8_t);
232int	malo_hal_set_slot(struct malo_hal *, int);
233int	malo_hal_set_rate(struct malo_hal *, uint16_t, uint8_t);
234int	malo_hal_setmcast(struct malo_hal *, int, const uint8_t[]);
235
236#endif
237