xref: /qemu/hw/audio/intel-hda.h (revision 29578f575731dd9dfd715a34793fa3afbad1ebb2)
1d61a4ce8SGerd Hoffmann #ifndef HW_INTEL_HDA_H
2d61a4ce8SGerd Hoffmann #define HW_INTEL_HDA_H
3d61a4ce8SGerd Hoffmann 
4a27bd6c7SMarkus Armbruster #include "hw/qdev-core.h"
5db1015e9SEduardo Habkost #include "qom/object.h"
6d61a4ce8SGerd Hoffmann 
7d61a4ce8SGerd Hoffmann /* --------------------------------------------------------------------- */
8d61a4ce8SGerd Hoffmann /* hda bus                                                               */
9d61a4ce8SGerd Hoffmann 
10dbaa7904SAnthony Liguori #define TYPE_HDA_CODEC_DEVICE "hda-codec"
11c821774aSEduardo Habkost OBJECT_DECLARE_TYPE(HDACodecDevice, HDACodecDeviceClass,
1230b5707cSEduardo Habkost                     HDA_CODEC_DEVICE)
13dbaa7904SAnthony Liguori 
140d936928SAnthony Liguori #define TYPE_HDA_BUS "HDA"
158063396bSEduardo Habkost OBJECT_DECLARE_SIMPLE_TYPE(HDACodecBus, HDA_BUS)
160d936928SAnthony Liguori 
17d61a4ce8SGerd Hoffmann 
18d61a4ce8SGerd Hoffmann typedef void (*hda_codec_response_func)(HDACodecDevice *dev,
19d61a4ce8SGerd Hoffmann                                         bool solicited, uint32_t response);
20d61a4ce8SGerd Hoffmann typedef bool (*hda_codec_xfer_func)(HDACodecDevice *dev,
21d61a4ce8SGerd Hoffmann                                     uint32_t stnr, bool output,
22d61a4ce8SGerd Hoffmann                                     uint8_t *buf, uint32_t len);
23d61a4ce8SGerd Hoffmann 
24d61a4ce8SGerd Hoffmann struct HDACodecBus {
25d61a4ce8SGerd Hoffmann     BusState qbus;
26d61a4ce8SGerd Hoffmann     uint32_t next_cad;
27d61a4ce8SGerd Hoffmann     hda_codec_response_func response;
28d61a4ce8SGerd Hoffmann     hda_codec_xfer_func xfer;
29d61a4ce8SGerd Hoffmann };
30d61a4ce8SGerd Hoffmann 
31db1015e9SEduardo Habkost struct HDACodecDeviceClass {
32dbaa7904SAnthony Liguori     DeviceClass parent_class;
33d61a4ce8SGerd Hoffmann 
34*b7639b7dSMartin Kletzander     void (*init)(HDACodecDevice *dev, Error **errp);
355eaa8e1eSZihan Yang     void (*exit)(HDACodecDevice *dev);
36d61a4ce8SGerd Hoffmann     void (*command)(HDACodecDevice *dev, uint32_t nid, uint32_t data);
37ba43d289SMarc-André Lureau     void (*stream)(HDACodecDevice *dev, uint32_t stnr, bool running, bool output);
38db1015e9SEduardo Habkost };
39dbaa7904SAnthony Liguori 
40dbaa7904SAnthony Liguori struct HDACodecDevice {
41dbaa7904SAnthony Liguori     DeviceState         qdev;
42dbaa7904SAnthony Liguori     uint32_t            cad;    /* codec address */
43d61a4ce8SGerd Hoffmann };
44d61a4ce8SGerd Hoffmann 
45ab809e84SAndreas Färber void hda_codec_bus_init(DeviceState *dev, HDACodecBus *bus, size_t bus_size,
46d61a4ce8SGerd Hoffmann                         hda_codec_response_func response,
47d61a4ce8SGerd Hoffmann                         hda_codec_xfer_func xfer);
48d61a4ce8SGerd Hoffmann HDACodecDevice *hda_codec_find(HDACodecBus *bus, uint32_t cad);
49d61a4ce8SGerd Hoffmann 
50d61a4ce8SGerd Hoffmann void hda_codec_response(HDACodecDevice *dev, bool solicited, uint32_t response);
51d61a4ce8SGerd Hoffmann bool hda_codec_xfer(HDACodecDevice *dev, uint32_t stnr, bool output,
52d61a4ce8SGerd Hoffmann                     uint8_t *buf, uint32_t len);
53d61a4ce8SGerd Hoffmann 
54d61a4ce8SGerd Hoffmann /* --------------------------------------------------------------------- */
55d61a4ce8SGerd Hoffmann 
56d61a4ce8SGerd Hoffmann #define dprint(_dev, _level, _fmt, ...)                                 \
57d61a4ce8SGerd Hoffmann     do {                                                                \
58d61a4ce8SGerd Hoffmann         if (_dev->debug >= _level) {                                    \
59d61a4ce8SGerd Hoffmann             fprintf(stderr, "%s: ", _dev->name);                        \
60d61a4ce8SGerd Hoffmann             fprintf(stderr, _fmt, ## __VA_ARGS__);                      \
61d61a4ce8SGerd Hoffmann         }                                                               \
62d61a4ce8SGerd Hoffmann     } while (0)
63d61a4ce8SGerd Hoffmann 
64d61a4ce8SGerd Hoffmann /* --------------------------------------------------------------------- */
65d61a4ce8SGerd Hoffmann 
66d61a4ce8SGerd Hoffmann #endif
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