xref: /freebsd/sys/dev/sound/pci/hda/hdac_private.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
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 
30 #ifndef _HDAC_PRIVATE_H_
31 #define _HDAC_PRIVATE_H_
32 
33 /****************************************************************************
34  * Miscellaneous defines
35  ****************************************************************************/
36 #define HDAC_CODEC_MAX		16
37 
38 /****************************************************************************
39  * Helper Macros
40  ****************************************************************************/
41 #define HDAC_READ_1(mem, offset)					\
42 	bus_space_read_1((mem)->mem_tag, (mem)->mem_handle, (offset))
43 #define HDAC_READ_2(mem, offset)					\
44 	bus_space_read_2((mem)->mem_tag, (mem)->mem_handle, (offset))
45 #define HDAC_READ_4(mem, offset)					\
46 	bus_space_read_4((mem)->mem_tag, (mem)->mem_handle, (offset))
47 #define HDAC_WRITE_1(mem, offset, value)				\
48 	bus_space_write_1((mem)->mem_tag, (mem)->mem_handle, (offset), (value))
49 #define HDAC_WRITE_2(mem, offset, value)				\
50 	bus_space_write_2((mem)->mem_tag, (mem)->mem_handle, (offset), (value))
51 #define HDAC_WRITE_4(mem, offset, value)				\
52 	bus_space_write_4((mem)->mem_tag, (mem)->mem_handle, (offset), (value))
53 
54 #define HDAC_ISDCTL(sc, n)	(_HDAC_ISDCTL((n), (sc)->num_iss, (sc)->num_oss))
55 #define HDAC_ISDSTS(sc, n)	(_HDAC_ISDSTS((n), (sc)->num_iss, (sc)->num_oss))
56 #define HDAC_ISDPICB(sc, n)	(_HDAC_ISDPICB((n), (sc)->num_iss, (sc)->num_oss))
57 #define HDAC_ISDCBL(sc, n)	(_HDAC_ISDCBL((n), (sc)->num_iss, (sc)->num_oss))
58 #define HDAC_ISDLVI(sc, n)	(_HDAC_ISDLVI((n), (sc)->num_iss, (sc)->num_oss))
59 #define HDAC_ISDFIFOD(sc, n)	(_HDAC_ISDFIFOD((n), (sc)->num_iss, (sc)->num_oss))
60 #define HDAC_ISDFMT(sc, n)	(_HDAC_ISDFMT((n), (sc)->num_iss, (sc)->num_oss))
61 #define HDAC_ISDBDPL(sc, n)	(_HDAC_ISDBDPL((n), (sc)->num_iss, (sc)->num_oss))
62 #define HDAC_ISDBDPU(sc, n)	(_HDAC_ISDBDPU((n), (sc)->num_iss, (sc)->num_oss))
63 
64 #define HDAC_OSDCTL(sc, n)	(_HDAC_OSDCTL((n), (sc)->num_iss, (sc)->num_oss))
65 #define HDAC_OSDSTS(sc, n)	(_HDAC_OSDSTS((n), (sc)->num_iss, (sc)->num_oss))
66 #define HDAC_OSDPICB(sc, n)	(_HDAC_OSDPICB((n), (sc)->num_iss, (sc)->num_oss))
67 #define HDAC_OSDCBL(sc, n)	(_HDAC_OSDCBL((n), (sc)->num_iss, (sc)->num_oss))
68 #define HDAC_OSDLVI(sc, n)	(_HDAC_OSDLVI((n), (sc)->num_iss, (sc)->num_oss))
69 #define HDAC_OSDFIFOD(sc, n)	(_HDAC_OSDFIFOD((n), (sc)->num_iss, (sc)->num_oss))
70 #define HDAC_OSDBDPL(sc, n)	(_HDAC_OSDBDPL((n), (sc)->num_iss, (sc)->num_oss))
71 #define HDAC_OSDBDPU(sc, n)	(_HDAC_OSDBDPU((n), (sc)->num_iss, (sc)->num_oss))
72 
73 #define HDAC_BSDCTL(sc, n)	(_HDAC_BSDCTL((n), (sc)->num_iss, (sc)->num_oss))
74 #define HDAC_BSDSTS(sc, n)	(_HDAC_BSDSTS((n), (sc)->num_iss, (sc)->num_oss))
75 #define HDAC_BSDPICB(sc, n)	(_HDAC_BSDPICB((n), (sc)->num_iss, (sc)->num_oss))
76 #define HDAC_BSDCBL(sc, n)	(_HDAC_BSDCBL((n), (sc)->num_iss, (sc)->num_oss))
77 #define HDAC_BSDLVI(sc, n)	(_HDAC_BSDLVI((n), (sc)->num_iss, (sc)->num_oss))
78 #define HDAC_BSDFIFOD(sc, n)	(_HDAC_BSDFIFOD((n), (sc)->num_iss, (sc)->num_oss))
79 #define HDAC_BSDBDPL(sc, n)	(_HDAC_BSDBDPL((n), (sc)->num_iss, (sc)->num_oss))
80 #define HDAC_BSDBDPU(sc, n)	(_HDAC_BSDBDPU((n), (sc)->num_iss, (sc)->num_oss))
81 
82 /****************************************************************************
83  * Custom hdac malloc type
84  ****************************************************************************/
85 MALLOC_DECLARE(M_HDAC);
86 
87 /****************************************************************************
88  * struct hdac_mem
89  *
90  * Holds the resources necessary to describe the physical memory associated
91  * with the device.
92  ****************************************************************************/
93 struct hdac_mem {
94 	struct resource		*mem_res;
95 	int			mem_rid;
96 	bus_space_tag_t		mem_tag;
97 	bus_space_handle_t	mem_handle;
98 };
99 
100 /****************************************************************************
101  * struct hdac_irq
102  *
103  * Holds the resources necessary to describe the irq associated with the
104  * device.
105  ****************************************************************************/
106 struct hdac_irq {
107 	struct resource		*irq_res;
108 	int			irq_rid;
109 	void			*irq_handle;
110 };
111 
112 /****************************************************************************
113  * struct hdac_dma
114  *
115  * This structure is used to hold all the information to manage the dma
116  * states.
117  ****************************************************************************/
118 struct hdac_dma {
119 	bus_dma_tag_t	dma_tag;
120 	bus_dmamap_t	dma_map;
121 	bus_addr_t	dma_paddr;
122 	bus_size_t	dma_size;
123 	caddr_t		dma_vaddr;
124 };
125 
126 /****************************************************************************
127  * struct hdac_rirb
128  *
129  * Hold a response from a verb sent to a codec received via the rirb.
130  ****************************************************************************/
131 struct hdac_rirb {
132 	uint32_t	response;
133 	uint32_t	response_ex;
134 };
135 
136 #define HDAC_RIRB_RESPONSE_EX_SDATA_IN_MASK	0x0000000f
137 #define HDAC_RIRB_RESPONSE_EX_SDATA_IN_OFFSET	0
138 #define HDAC_RIRB_RESPONSE_EX_UNSOLICITED	0x00000010
139 
140 #define HDAC_RIRB_RESPONSE_EX_SDATA_IN(response_ex)			\
141     (((response_ex) & HDAC_RIRB_RESPONSE_EX_SDATA_IN_MASK) >>		\
142     HDAC_RIRB_RESPONSE_EX_SDATA_IN_OFFSET)
143 
144 struct hdac_bdle {
145 	volatile uint32_t addrl;
146 	volatile uint32_t addrh;
147 	volatile uint32_t len;
148 	volatile uint32_t ioc;
149 } __packed;
150 
151 struct hdac_stream {
152 	device_t	dev;
153 	struct hdac_dma	bdl;
154 	int		dir;
155 	int		stream;
156 	int		blksz;
157 	int		running;
158 	int		bw;
159 	int		stripe;
160 	uint16_t	format;
161 };
162 
163 struct hdac_softc {
164 	device_t	dev;
165 	struct mtx	*lock;
166 
167 	struct intr_config_hook intrhook;
168 
169 	struct hdac_mem	mem;
170 	struct hdac_irq	irq;
171 
172 	uint32_t	quirks_on;
173 	uint32_t	quirks_off;
174 	uint32_t	flags;
175 #define HDAC_F_DMA_NOCACHE	0x00000001
176 
177 	int		num_iss;
178 	int		num_oss;
179 	int		num_bss;
180 	int		num_ss;
181 	int		num_sdo;
182 	int		support_64bit;
183 
184 	int		corb_size;
185 	struct hdac_dma corb_dma;
186 	int		corb_wp;
187 
188 	int		rirb_size;
189 	struct hdac_dma	rirb_dma;
190 	int		rirb_rp;
191 
192 	struct hdac_dma	pos_dma;
193 
194 	bus_dma_tag_t		chan_dmat;
195 
196 	/* Polling */
197 	int			polling;
198 	int			poll_ival;
199 	struct callout		poll_callout;
200 
201 	int			unsol_registered;
202 	struct task		unsolq_task;
203 #define HDAC_UNSOLQ_MAX		64
204 #define HDAC_UNSOLQ_READY	0
205 #define HDAC_UNSOLQ_BUSY	1
206 	int		unsolq_rp;
207 	int		unsolq_wp;
208 	int		unsolq_st;
209 	uint32_t	unsolq[HDAC_UNSOLQ_MAX];
210 
211 	int			sdo_bw_used;
212 
213 	struct hdac_stream	*streams;
214 
215 	struct {
216 		device_t	dev;
217 		uint16_t	vendor_id;
218 		uint16_t	device_id;
219 		uint8_t		revision_id;
220 		uint8_t		stepping_id;
221 		int		pending;
222 		uint32_t	response;
223 		int		sdi_bw_used;
224 	} codecs[HDAC_CODEC_MAX];
225 };
226 
227 #endif
228