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d61a4ce8 GH |
1 | #ifndef HW_INTEL_HDA_H |
2 | #define HW_INTEL_HDA_H | |
3 | ||
4 | #include "qdev.h" | |
5 | ||
6 | /* --------------------------------------------------------------------- */ | |
7 | /* hda bus */ | |
8 | ||
9 | typedef struct HDACodecBus HDACodecBus; | |
10 | typedef struct HDACodecDevice HDACodecDevice; | |
11 | typedef struct HDACodecDeviceInfo HDACodecDeviceInfo; | |
12 | ||
13 | typedef void (*hda_codec_response_func)(HDACodecDevice *dev, | |
14 | bool solicited, uint32_t response); | |
15 | typedef bool (*hda_codec_xfer_func)(HDACodecDevice *dev, | |
16 | uint32_t stnr, bool output, | |
17 | uint8_t *buf, uint32_t len); | |
18 | ||
19 | struct HDACodecBus { | |
20 | BusState qbus; | |
21 | uint32_t next_cad; | |
22 | hda_codec_response_func response; | |
23 | hda_codec_xfer_func xfer; | |
24 | }; | |
25 | ||
26 | struct HDACodecDevice { | |
27 | DeviceState qdev; | |
28 | HDACodecDeviceInfo *info; | |
29 | uint32_t cad; /* codec address */ | |
30 | }; | |
31 | ||
32 | struct HDACodecDeviceInfo { | |
33 | DeviceInfo qdev; | |
34 | int (*init)(HDACodecDevice *dev); | |
35 | void (*command)(HDACodecDevice *dev, uint32_t nid, uint32_t data); | |
36 | void (*stream)(HDACodecDevice *dev, uint32_t stnr, bool running); | |
37 | }; | |
38 | ||
39 | void hda_codec_bus_init(DeviceState *dev, HDACodecBus *bus, | |
40 | hda_codec_response_func response, | |
41 | hda_codec_xfer_func xfer); | |
42 | void hda_codec_register(HDACodecDeviceInfo *info); | |
43 | HDACodecDevice *hda_codec_find(HDACodecBus *bus, uint32_t cad); | |
44 | ||
45 | void hda_codec_response(HDACodecDevice *dev, bool solicited, uint32_t response); | |
46 | bool hda_codec_xfer(HDACodecDevice *dev, uint32_t stnr, bool output, | |
47 | uint8_t *buf, uint32_t len); | |
48 | ||
49 | /* --------------------------------------------------------------------- */ | |
50 | ||
51 | #define dprint(_dev, _level, _fmt, ...) \ | |
52 | do { \ | |
53 | if (_dev->debug >= _level) { \ | |
54 | fprintf(stderr, "%s: ", _dev->name); \ | |
55 | fprintf(stderr, _fmt, ## __VA_ARGS__); \ | |
56 | } \ | |
57 | } while (0) | |
58 | ||
59 | /* --------------------------------------------------------------------- */ | |
60 | ||
61 | #endif |