xref: /freebsd/sys/dev/sound/pci/hda/hdac_private.h (revision 0957b409a90fd597c1e9124cbaf3edd2b488f4ac)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2006 Stephane E. Potvin <sepotvin@videotron.ca>
5  * Copyright (c) 2008-2012 Alexander Motin <mav@FreeBSD.org>
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $FreeBSD$
30  */
31 
32 #ifndef _HDAC_PRIVATE_H_
33 #define _HDAC_PRIVATE_H_
34 
35 /****************************************************************************
36  * Miscellaneous defines
37  ****************************************************************************/
38 #define HDAC_CODEC_MAX		16
39 
40 /****************************************************************************
41  * Helper Macros
42  ****************************************************************************/
43 #define HDAC_READ_1(mem, offset)					\
44 	bus_space_read_1((mem)->mem_tag, (mem)->mem_handle, (offset))
45 #define HDAC_READ_2(mem, offset)					\
46 	bus_space_read_2((mem)->mem_tag, (mem)->mem_handle, (offset))
47 #define HDAC_READ_4(mem, offset)					\
48 	bus_space_read_4((mem)->mem_tag, (mem)->mem_handle, (offset))
49 #define HDAC_WRITE_1(mem, offset, value)				\
50 	bus_space_write_1((mem)->mem_tag, (mem)->mem_handle, (offset), (value))
51 #define HDAC_WRITE_2(mem, offset, value)				\
52 	bus_space_write_2((mem)->mem_tag, (mem)->mem_handle, (offset), (value))
53 #define HDAC_WRITE_4(mem, offset, value)				\
54 	bus_space_write_4((mem)->mem_tag, (mem)->mem_handle, (offset), (value))
55 
56 #define HDAC_ISDCTL(sc, n)	(_HDAC_ISDCTL((n), (sc)->num_iss, (sc)->num_oss))
57 #define HDAC_ISDSTS(sc, n)	(_HDAC_ISDSTS((n), (sc)->num_iss, (sc)->num_oss))
58 #define HDAC_ISDPICB(sc, n)	(_HDAC_ISDPICB((n), (sc)->num_iss, (sc)->num_oss))
59 #define HDAC_ISDCBL(sc, n)	(_HDAC_ISDCBL((n), (sc)->num_iss, (sc)->num_oss))
60 #define HDAC_ISDLVI(sc, n)	(_HDAC_ISDLVI((n), (sc)->num_iss, (sc)->num_oss))
61 #define HDAC_ISDFIFOD(sc, n)	(_HDAC_ISDFIFOD((n), (sc)->num_iss, (sc)->num_oss))
62 #define HDAC_ISDFMT(sc, n)	(_HDAC_ISDFMT((n), (sc)->num_iss, (sc)->num_oss))
63 #define HDAC_ISDBDPL(sc, n)	(_HDAC_ISDBDPL((n), (sc)->num_iss, (sc)->num_oss))
64 #define HDAC_ISDBDPU(sc, n)	(_HDAC_ISDBDPU((n), (sc)->num_iss, (sc)->num_oss))
65 
66 #define HDAC_OSDCTL(sc, n)	(_HDAC_OSDCTL((n), (sc)->num_iss, (sc)->num_oss))
67 #define HDAC_OSDSTS(sc, n)	(_HDAC_OSDSTS((n), (sc)->num_iss, (sc)->num_oss))
68 #define HDAC_OSDPICB(sc, n)	(_HDAC_OSDPICB((n), (sc)->num_iss, (sc)->num_oss))
69 #define HDAC_OSDCBL(sc, n)	(_HDAC_OSDCBL((n), (sc)->num_iss, (sc)->num_oss))
70 #define HDAC_OSDLVI(sc, n)	(_HDAC_OSDLVI((n), (sc)->num_iss, (sc)->num_oss))
71 #define HDAC_OSDFIFOD(sc, n)	(_HDAC_OSDFIFOD((n), (sc)->num_iss, (sc)->num_oss))
72 #define HDAC_OSDBDPL(sc, n)	(_HDAC_OSDBDPL((n), (sc)->num_iss, (sc)->num_oss))
73 #define HDAC_OSDBDPU(sc, n)	(_HDAC_OSDBDPU((n), (sc)->num_iss, (sc)->num_oss))
74 
75 #define HDAC_BSDCTL(sc, n)	(_HDAC_BSDCTL((n), (sc)->num_iss, (sc)->num_oss))
76 #define HDAC_BSDSTS(sc, n)	(_HDAC_BSDSTS((n), (sc)->num_iss, (sc)->num_oss))
77 #define HDAC_BSDPICB(sc, n)	(_HDAC_BSDPICB((n), (sc)->num_iss, (sc)->num_oss))
78 #define HDAC_BSDCBL(sc, n)	(_HDAC_BSDCBL((n), (sc)->num_iss, (sc)->num_oss))
79 #define HDAC_BSDLVI(sc, n)	(_HDAC_BSDLVI((n), (sc)->num_iss, (sc)->num_oss))
80 #define HDAC_BSDFIFOD(sc, n)	(_HDAC_BSDFIFOD((n), (sc)->num_iss, (sc)->num_oss))
81 #define HDAC_BSDBDPL(sc, n)	(_HDAC_BSDBDPL((n), (sc)->num_iss, (sc)->num_oss))
82 #define HDAC_BSDBDPU(sc, n)	(_HDAC_BSDBDPU((n), (sc)->num_iss, (sc)->num_oss))
83 
84 /****************************************************************************
85  * Custom hdac malloc type
86  ****************************************************************************/
87 MALLOC_DECLARE(M_HDAC);
88 
89 /****************************************************************************
90  * struct hdac_mem
91  *
92  * Holds the resources necessary to describe the physical memory associated
93  * with the device.
94  ****************************************************************************/
95 struct hdac_mem {
96 	struct resource		*mem_res;
97 	int			mem_rid;
98 	bus_space_tag_t		mem_tag;
99 	bus_space_handle_t	mem_handle;
100 };
101 
102 /****************************************************************************
103  * struct hdac_irq
104  *
105  * Holds the resources necessary to describe the irq associated with the
106  * device.
107  ****************************************************************************/
108 struct hdac_irq {
109 	struct resource		*irq_res;
110 	int			irq_rid;
111 	void			*irq_handle;
112 };
113 
114 /****************************************************************************
115  * struct hdac_dma
116  *
117  * This structure is used to hold all the information to manage the dma
118  * states.
119  ****************************************************************************/
120 struct hdac_dma {
121 	bus_dma_tag_t	dma_tag;
122 	bus_dmamap_t	dma_map;
123 	bus_addr_t	dma_paddr;
124 	bus_size_t	dma_size;
125 	caddr_t		dma_vaddr;
126 };
127 
128 /****************************************************************************
129  * struct hdac_rirb
130  *
131  * Hold a response from a verb sent to a codec received via the rirb.
132  ****************************************************************************/
133 struct hdac_rirb {
134 	uint32_t	response;
135 	uint32_t	response_ex;
136 };
137 
138 #define HDAC_RIRB_RESPONSE_EX_SDATA_IN_MASK	0x0000000f
139 #define HDAC_RIRB_RESPONSE_EX_SDATA_IN_OFFSET	0
140 #define HDAC_RIRB_RESPONSE_EX_UNSOLICITED	0x00000010
141 
142 #define HDAC_RIRB_RESPONSE_EX_SDATA_IN(response_ex)			\
143     (((response_ex) & HDAC_RIRB_RESPONSE_EX_SDATA_IN_MASK) >>		\
144     HDAC_RIRB_RESPONSE_EX_SDATA_IN_OFFSET)
145 
146 struct hdac_bdle {
147 	volatile uint32_t addrl;
148 	volatile uint32_t addrh;
149 	volatile uint32_t len;
150 	volatile uint32_t ioc;
151 } __packed;
152 
153 struct hdac_stream {
154 	device_t	dev;
155 	struct hdac_dma	bdl;
156 	int		dir;
157 	int		stream;
158 	int		blksz;
159 	int		running;
160 	int		bw;
161 	int		stripe;
162 	uint16_t	format;
163 };
164 
165 struct hdac_softc {
166 	device_t	dev;
167 	struct mtx	*lock;
168 
169 	struct intr_config_hook intrhook;
170 
171 	struct hdac_mem	mem;
172 	struct hdac_irq	irq;
173 
174 	uint32_t	quirks_on;
175 	uint32_t	quirks_off;
176 	uint32_t	flags;
177 #define HDAC_F_DMA_NOCACHE	0x00000001
178 
179 	int		num_iss;
180 	int		num_oss;
181 	int		num_bss;
182 	int		num_ss;
183 	int		num_sdo;
184 	int		support_64bit;
185 
186 	int		corb_size;
187 	struct hdac_dma corb_dma;
188 	int		corb_wp;
189 
190 	int		rirb_size;
191 	struct hdac_dma	rirb_dma;
192 	int		rirb_rp;
193 
194 	struct hdac_dma	pos_dma;
195 
196 	bus_dma_tag_t		chan_dmat;
197 
198 	/* Polling */
199 	int			polling;
200 	int			poll_ival;
201 	struct callout		poll_callout;
202 
203 	int			unsol_registered;
204 	struct task		unsolq_task;
205 #define HDAC_UNSOLQ_MAX		64
206 #define HDAC_UNSOLQ_READY	0
207 #define HDAC_UNSOLQ_BUSY	1
208 	int		unsolq_rp;
209 	int		unsolq_wp;
210 	int		unsolq_st;
211 	uint32_t	unsolq[HDAC_UNSOLQ_MAX];
212 
213 	int			sdo_bw_used;
214 
215 	struct hdac_stream	*streams;
216 
217 	struct {
218 		device_t	dev;
219 		uint16_t	vendor_id;
220 		uint16_t	device_id;
221 		uint8_t		revision_id;
222 		uint8_t		stepping_id;
223 		int		pending;
224 		uint32_t	response;
225 		int		sdi_bw_used;
226 	} codecs[HDAC_CODEC_MAX];
227 };
228 
229 #endif
230