xref: /qemu/hw/audio/intel-hda.h (revision d61a4ce8f01ac9f1810380e043db467d536eeb6b)
1*d61a4ce8SGerd Hoffmann #ifndef HW_INTEL_HDA_H
2*d61a4ce8SGerd Hoffmann #define HW_INTEL_HDA_H
3*d61a4ce8SGerd Hoffmann 
4*d61a4ce8SGerd Hoffmann #include "qdev.h"
5*d61a4ce8SGerd Hoffmann 
6*d61a4ce8SGerd Hoffmann /* --------------------------------------------------------------------- */
7*d61a4ce8SGerd Hoffmann /* hda bus                                                               */
8*d61a4ce8SGerd Hoffmann 
9*d61a4ce8SGerd Hoffmann typedef struct HDACodecBus HDACodecBus;
10*d61a4ce8SGerd Hoffmann typedef struct HDACodecDevice HDACodecDevice;
11*d61a4ce8SGerd Hoffmann typedef struct HDACodecDeviceInfo HDACodecDeviceInfo;
12*d61a4ce8SGerd Hoffmann 
13*d61a4ce8SGerd Hoffmann typedef void (*hda_codec_response_func)(HDACodecDevice *dev,
14*d61a4ce8SGerd Hoffmann                                         bool solicited, uint32_t response);
15*d61a4ce8SGerd Hoffmann typedef bool (*hda_codec_xfer_func)(HDACodecDevice *dev,
16*d61a4ce8SGerd Hoffmann                                     uint32_t stnr, bool output,
17*d61a4ce8SGerd Hoffmann                                     uint8_t *buf, uint32_t len);
18*d61a4ce8SGerd Hoffmann 
19*d61a4ce8SGerd Hoffmann struct HDACodecBus {
20*d61a4ce8SGerd Hoffmann     BusState qbus;
21*d61a4ce8SGerd Hoffmann     uint32_t next_cad;
22*d61a4ce8SGerd Hoffmann     hda_codec_response_func response;
23*d61a4ce8SGerd Hoffmann     hda_codec_xfer_func xfer;
24*d61a4ce8SGerd Hoffmann };
25*d61a4ce8SGerd Hoffmann 
26*d61a4ce8SGerd Hoffmann struct HDACodecDevice {
27*d61a4ce8SGerd Hoffmann     DeviceState         qdev;
28*d61a4ce8SGerd Hoffmann     HDACodecDeviceInfo  *info;
29*d61a4ce8SGerd Hoffmann     uint32_t            cad;    /* codec address */
30*d61a4ce8SGerd Hoffmann };
31*d61a4ce8SGerd Hoffmann 
32*d61a4ce8SGerd Hoffmann struct HDACodecDeviceInfo {
33*d61a4ce8SGerd Hoffmann     DeviceInfo qdev;
34*d61a4ce8SGerd Hoffmann     int (*init)(HDACodecDevice *dev);
35*d61a4ce8SGerd Hoffmann     void (*command)(HDACodecDevice *dev, uint32_t nid, uint32_t data);
36*d61a4ce8SGerd Hoffmann     void (*stream)(HDACodecDevice *dev, uint32_t stnr, bool running);
37*d61a4ce8SGerd Hoffmann };
38*d61a4ce8SGerd Hoffmann 
39*d61a4ce8SGerd Hoffmann void hda_codec_bus_init(DeviceState *dev, HDACodecBus *bus,
40*d61a4ce8SGerd Hoffmann                         hda_codec_response_func response,
41*d61a4ce8SGerd Hoffmann                         hda_codec_xfer_func xfer);
42*d61a4ce8SGerd Hoffmann void hda_codec_register(HDACodecDeviceInfo *info);
43*d61a4ce8SGerd Hoffmann HDACodecDevice *hda_codec_find(HDACodecBus *bus, uint32_t cad);
44*d61a4ce8SGerd Hoffmann 
45*d61a4ce8SGerd Hoffmann void hda_codec_response(HDACodecDevice *dev, bool solicited, uint32_t response);
46*d61a4ce8SGerd Hoffmann bool hda_codec_xfer(HDACodecDevice *dev, uint32_t stnr, bool output,
47*d61a4ce8SGerd Hoffmann                     uint8_t *buf, uint32_t len);
48*d61a4ce8SGerd Hoffmann 
49*d61a4ce8SGerd Hoffmann /* --------------------------------------------------------------------- */
50*d61a4ce8SGerd Hoffmann 
51*d61a4ce8SGerd Hoffmann #define dprint(_dev, _level, _fmt, ...)                                 \
52*d61a4ce8SGerd Hoffmann     do {                                                                \
53*d61a4ce8SGerd Hoffmann         if (_dev->debug >= _level) {                                    \
54*d61a4ce8SGerd Hoffmann             fprintf(stderr, "%s: ", _dev->name);                        \
55*d61a4ce8SGerd Hoffmann             fprintf(stderr, _fmt, ## __VA_ARGS__);                      \
56*d61a4ce8SGerd Hoffmann         }                                                               \
57*d61a4ce8SGerd Hoffmann     } while (0)
58*d61a4ce8SGerd Hoffmann 
59*d61a4ce8SGerd Hoffmann /* --------------------------------------------------------------------- */
60*d61a4ce8SGerd Hoffmann 
61*d61a4ce8SGerd Hoffmann #endif
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