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dfe66a18 JK |
1 | #ifndef __SOUND_HDAUDIO_EXT_H |
2 | #define __SOUND_HDAUDIO_EXT_H | |
3 | ||
4 | #include <sound/hdaudio.h> | |
5 | ||
6 | /** | |
7 | * hdac_ext_bus: HDAC extended bus for extended HDA caps | |
8 | * | |
9 | * @bus: hdac bus | |
10 | * @num_streams: streams supported | |
11 | * @ppcap: pp capabilities pointer | |
12 | * @spbcap: SPIB capabilities pointer | |
13 | * @mlcap: MultiLink capabilities pointer | |
14 | * @gtscap: gts capabilities pointer | |
15 | * @hlink_list: link list of HDA links | |
16 | */ | |
17 | struct hdac_ext_bus { | |
18 | struct hdac_bus bus; | |
19 | int num_streams; | |
20 | int idx; | |
21 | ||
22 | void __iomem *ppcap; | |
23 | void __iomem *spbcap; | |
24 | void __iomem *mlcap; | |
25 | void __iomem *gtscap; | |
26 | ||
27 | struct list_head hlink_list; | |
28 | }; | |
29 | ||
30 | int snd_hdac_ext_bus_init(struct hdac_ext_bus *sbus, struct device *dev, | |
31 | const struct hdac_bus_ops *ops, | |
32 | const struct hdac_io_ops *io_ops); | |
33 | ||
34 | void snd_hdac_ext_bus_exit(struct hdac_ext_bus *sbus); | |
35 | int snd_hdac_ext_bus_device_init(struct hdac_ext_bus *sbus, int addr); | |
36 | void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev); | |
ee2d51b3 | 37 | void snd_hdac_ext_bus_device_remove(struct hdac_ext_bus *ebus); |
dfe66a18 JK |
38 | |
39 | #define ebus_to_hbus(ebus) (&(ebus)->bus) | |
40 | #define hbus_to_ebus(_bus) \ | |
41 | container_of(_bus, struct hdac_ext_bus, bus) | |
42 | ||
43 | int snd_hdac_ext_bus_parse_capabilities(struct hdac_ext_bus *sbus); | |
44 | void snd_hdac_ext_bus_ppcap_enable(struct hdac_ext_bus *chip, bool enable); | |
45 | void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_ext_bus *chip, bool enable); | |
46 | ||
0b00a561 JK |
47 | void snd_hdac_ext_stream_spbcap_enable(struct hdac_ext_bus *chip, |
48 | bool enable, int index); | |
49 | ||
50 | int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_ext_bus *bus); | |
0b00a561 JK |
51 | struct hdac_ext_link *snd_hdac_ext_bus_get_link(struct hdac_ext_bus *bus, |
52 | const char *codec_name); | |
53 | ||
54 | enum hdac_ext_stream_type { | |
55 | HDAC_EXT_STREAM_TYPE_COUPLED = 0, | |
56 | HDAC_EXT_STREAM_TYPE_HOST, | |
57 | HDAC_EXT_STREAM_TYPE_LINK | |
58 | }; | |
59 | ||
df203a4e JK |
60 | /** |
61 | * hdac_ext_stream: HDAC extended stream for extended HDA caps | |
62 | * | |
63 | * @hstream: hdac_stream | |
64 | * @pphc_addr: processing pipe host stream pointer | |
65 | * @pplc_addr: processing pipe link stream pointer | |
ee8bc4df JK |
66 | * @spib_addr: software position in buffers stream pointer |
67 | * @fifo_addr: software position Max fifos stream pointer | |
df203a4e JK |
68 | * @decoupled: stream host and link is decoupled |
69 | * @link_locked: link is locked | |
70 | * @link_prepared: link is prepared | |
71 | * link_substream: link substream | |
72 | */ | |
73 | struct hdac_ext_stream { | |
74 | struct hdac_stream hstream; | |
75 | ||
76 | void __iomem *pphc_addr; | |
77 | void __iomem *pplc_addr; | |
78 | ||
ee8bc4df JK |
79 | void __iomem *spib_addr; |
80 | void __iomem *fifo_addr; | |
81 | ||
df203a4e JK |
82 | bool decoupled:1; |
83 | bool link_locked:1; | |
84 | bool link_prepared; | |
85 | ||
86 | struct snd_pcm_substream *link_substream; | |
87 | }; | |
88 | ||
89 | #define hdac_stream(s) (&(s)->hstream) | |
90 | #define stream_to_hdac_ext_stream(s) \ | |
91 | container_of(s, struct hdac_ext_stream, hstream) | |
92 | ||
93 | void snd_hdac_ext_stream_init(struct hdac_ext_bus *bus, | |
94 | struct hdac_ext_stream *stream, int idx, | |
95 | int direction, int tag); | |
e7a3484d VK |
96 | int snd_hdac_ext_stream_init_all(struct hdac_ext_bus *ebus, int start_idx, |
97 | int num_stream, int dir); | |
98 | void snd_hdac_stream_free_all(struct hdac_ext_bus *ebus); | |
bab4445f | 99 | void snd_hdac_link_free_all(struct hdac_ext_bus *ebus); |
df203a4e JK |
100 | struct hdac_ext_stream *snd_hdac_ext_stream_assign(struct hdac_ext_bus *bus, |
101 | struct snd_pcm_substream *substream, | |
102 | int type); | |
103 | void snd_hdac_ext_stream_release(struct hdac_ext_stream *azx_dev, int type); | |
104 | void snd_hdac_ext_stream_decouple(struct hdac_ext_bus *bus, | |
105 | struct hdac_ext_stream *azx_dev, bool decouple); | |
106 | void snd_hdac_ext_stop_streams(struct hdac_ext_bus *sbus); | |
107 | ||
ee8bc4df JK |
108 | int snd_hdac_ext_stream_set_spib(struct hdac_ext_bus *ebus, |
109 | struct hdac_ext_stream *stream, u32 value); | |
54d1d2f5 | 110 | int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_ext_bus *ebus, |
ee8bc4df JK |
111 | struct hdac_ext_stream *stream); |
112 | ||
df203a4e JK |
113 | void snd_hdac_ext_link_stream_start(struct hdac_ext_stream *hstream); |
114 | void snd_hdac_ext_link_stream_clear(struct hdac_ext_stream *hstream); | |
115 | void snd_hdac_ext_link_stream_reset(struct hdac_ext_stream *hstream); | |
116 | int snd_hdac_ext_link_stream_setup(struct hdac_ext_stream *stream, int fmt); | |
117 | ||
0b00a561 JK |
118 | struct hdac_ext_link { |
119 | struct hdac_bus *bus; | |
120 | int index; | |
121 | void __iomem *ml_addr; /* link output stream reg pointer */ | |
122 | u32 lcaps; /* link capablities */ | |
123 | u16 lsdiid; /* link sdi identifier */ | |
124 | struct list_head list; | |
125 | }; | |
126 | ||
127 | int snd_hdac_ext_bus_link_power_up(struct hdac_ext_link *link); | |
128 | int snd_hdac_ext_bus_link_power_down(struct hdac_ext_link *link); | |
c5b0c09b | 129 | int snd_hdac_ext_bus_link_power_down_all(struct hdac_ext_bus *ebus); |
0b00a561 JK |
130 | void snd_hdac_ext_link_set_stream_id(struct hdac_ext_link *link, |
131 | int stream); | |
132 | void snd_hdac_ext_link_clear_stream_id(struct hdac_ext_link *link, | |
133 | int stream); | |
134 | ||
135 | /* update register macro */ | |
136 | #define snd_hdac_updatel(addr, reg, mask, val) \ | |
137 | writel(((readl(addr + reg) & ~(mask)) | (val)), \ | |
138 | addr + reg) | |
139 | ||
df203a4e JK |
140 | #define snd_hdac_updatew(addr, reg, mask, val) \ |
141 | writew(((readw(addr + reg) & ~(mask)) | (val)), \ | |
142 | addr + reg) | |
143 | ||
a512f561 VK |
144 | |
145 | struct hdac_ext_device; | |
146 | ||
147 | /* ops common to all codec drivers */ | |
148 | struct hdac_ext_codec_ops { | |
149 | int (*build_controls)(struct hdac_ext_device *dev); | |
150 | int (*init)(struct hdac_ext_device *dev); | |
151 | void (*free)(struct hdac_ext_device *dev); | |
152 | }; | |
153 | ||
154 | struct hda_dai_map { | |
155 | char *dai_name; | |
156 | hda_nid_t nid; | |
157 | u32 maxbps; | |
158 | }; | |
159 | ||
160 | #define HDA_MAX_NIDS 16 | |
161 | ||
162 | /** | |
163 | * struct hdac_ext_device - HDAC Ext device | |
164 | * | |
165 | * @hdac: hdac core device | |
166 | * @nid_list - the dai map which matches the dai-name with the nid | |
167 | * @map_cur_idx - the idx in use in dai_map | |
168 | * @ops - the hda codec ops common to all codec drivers | |
169 | * @pvt_data - private data, for asoc contains asoc codec object | |
170 | */ | |
171 | struct hdac_ext_device { | |
172 | struct hdac_device hdac; | |
173 | struct hdac_ext_bus *ebus; | |
174 | ||
175 | /* soc-dai to nid map */ | |
176 | struct hda_dai_map nid_list[HDA_MAX_NIDS]; | |
177 | unsigned int map_cur_idx; | |
178 | ||
179 | /* codec ops */ | |
180 | struct hdac_ext_codec_ops ops; | |
181 | ||
182 | void *private_data; | |
183 | }; | |
184 | ||
185 | #define to_ehdac_device(dev) (container_of((dev), \ | |
186 | struct hdac_ext_device, hdac)) | |
d51783c1 VK |
187 | /* |
188 | * HD-audio codec base driver | |
189 | */ | |
190 | struct hdac_ext_driver { | |
191 | struct hdac_driver hdac; | |
192 | ||
193 | int (*probe)(struct hdac_ext_device *dev); | |
194 | int (*remove)(struct hdac_ext_device *dev); | |
195 | void (*shutdown)(struct hdac_ext_device *dev); | |
196 | }; | |
197 | ||
198 | int snd_hda_ext_driver_register(struct hdac_ext_driver *drv); | |
199 | void snd_hda_ext_driver_unregister(struct hdac_ext_driver *drv); | |
200 | ||
201 | #define to_ehdac_driver(_drv) container_of(_drv, struct hdac_ext_driver, hdac) | |
a512f561 | 202 | |
dfe66a18 | 203 | #endif /* __SOUND_HDAUDIO_EXT_H */ |