xref: /openbmc/qemu/hw/audio/intel-hda.h (revision 5eaa8e1e0f09ff08c9c683676eabb82ad1179647)
147b43a1fSPaolo Bonzini #ifndef HW_INTEL_HDA_H
247b43a1fSPaolo Bonzini #define HW_INTEL_HDA_H
347b43a1fSPaolo Bonzini 
447b43a1fSPaolo Bonzini #include "hw/qdev.h"
547b43a1fSPaolo Bonzini 
647b43a1fSPaolo Bonzini /* --------------------------------------------------------------------- */
747b43a1fSPaolo Bonzini /* hda bus                                                               */
847b43a1fSPaolo Bonzini 
947b43a1fSPaolo Bonzini #define TYPE_HDA_CODEC_DEVICE "hda-codec"
1047b43a1fSPaolo Bonzini #define HDA_CODEC_DEVICE(obj) \
1147b43a1fSPaolo Bonzini      OBJECT_CHECK(HDACodecDevice, (obj), TYPE_HDA_CODEC_DEVICE)
1247b43a1fSPaolo Bonzini #define HDA_CODEC_DEVICE_CLASS(klass) \
1347b43a1fSPaolo Bonzini      OBJECT_CLASS_CHECK(HDACodecDeviceClass, (klass), TYPE_HDA_CODEC_DEVICE)
1447b43a1fSPaolo Bonzini #define HDA_CODEC_DEVICE_GET_CLASS(obj) \
1547b43a1fSPaolo Bonzini      OBJECT_GET_CLASS(HDACodecDeviceClass, (obj), TYPE_HDA_CODEC_DEVICE)
1647b43a1fSPaolo Bonzini 
1747b43a1fSPaolo Bonzini #define TYPE_HDA_BUS "HDA"
1847b43a1fSPaolo Bonzini #define HDA_BUS(obj) OBJECT_CHECK(HDACodecBus, (obj), TYPE_HDA_BUS)
1947b43a1fSPaolo Bonzini 
2047b43a1fSPaolo Bonzini typedef struct HDACodecBus HDACodecBus;
2147b43a1fSPaolo Bonzini typedef struct HDACodecDevice HDACodecDevice;
2247b43a1fSPaolo Bonzini 
2347b43a1fSPaolo Bonzini typedef void (*hda_codec_response_func)(HDACodecDevice *dev,
2447b43a1fSPaolo Bonzini                                         bool solicited, uint32_t response);
2547b43a1fSPaolo Bonzini typedef bool (*hda_codec_xfer_func)(HDACodecDevice *dev,
2647b43a1fSPaolo Bonzini                                     uint32_t stnr, bool output,
2747b43a1fSPaolo Bonzini                                     uint8_t *buf, uint32_t len);
2847b43a1fSPaolo Bonzini 
2947b43a1fSPaolo Bonzini struct HDACodecBus {
3047b43a1fSPaolo Bonzini     BusState qbus;
3147b43a1fSPaolo Bonzini     uint32_t next_cad;
3247b43a1fSPaolo Bonzini     hda_codec_response_func response;
3347b43a1fSPaolo Bonzini     hda_codec_xfer_func xfer;
3447b43a1fSPaolo Bonzini };
3547b43a1fSPaolo Bonzini 
3647b43a1fSPaolo Bonzini typedef struct HDACodecDeviceClass
3747b43a1fSPaolo Bonzini {
3847b43a1fSPaolo Bonzini     DeviceClass parent_class;
3947b43a1fSPaolo Bonzini 
4047b43a1fSPaolo Bonzini     int (*init)(HDACodecDevice *dev);
41*5eaa8e1eSZihan Yang     void (*exit)(HDACodecDevice *dev);
4247b43a1fSPaolo Bonzini     void (*command)(HDACodecDevice *dev, uint32_t nid, uint32_t data);
4347b43a1fSPaolo Bonzini     void (*stream)(HDACodecDevice *dev, uint32_t stnr, bool running, bool output);
4447b43a1fSPaolo Bonzini } HDACodecDeviceClass;
4547b43a1fSPaolo Bonzini 
4647b43a1fSPaolo Bonzini struct HDACodecDevice {
4747b43a1fSPaolo Bonzini     DeviceState         qdev;
4847b43a1fSPaolo Bonzini     uint32_t            cad;    /* codec address */
4947b43a1fSPaolo Bonzini };
5047b43a1fSPaolo Bonzini 
51ab809e84SAndreas Färber void hda_codec_bus_init(DeviceState *dev, HDACodecBus *bus, size_t bus_size,
5247b43a1fSPaolo Bonzini                         hda_codec_response_func response,
5347b43a1fSPaolo Bonzini                         hda_codec_xfer_func xfer);
5447b43a1fSPaolo Bonzini HDACodecDevice *hda_codec_find(HDACodecBus *bus, uint32_t cad);
5547b43a1fSPaolo Bonzini 
5647b43a1fSPaolo Bonzini void hda_codec_response(HDACodecDevice *dev, bool solicited, uint32_t response);
5747b43a1fSPaolo Bonzini bool hda_codec_xfer(HDACodecDevice *dev, uint32_t stnr, bool output,
5847b43a1fSPaolo Bonzini                     uint8_t *buf, uint32_t len);
5947b43a1fSPaolo Bonzini 
6047b43a1fSPaolo Bonzini /* --------------------------------------------------------------------- */
6147b43a1fSPaolo Bonzini 
6247b43a1fSPaolo Bonzini #define dprint(_dev, _level, _fmt, ...)                                 \
6347b43a1fSPaolo Bonzini     do {                                                                \
6447b43a1fSPaolo Bonzini         if (_dev->debug >= _level) {                                    \
6547b43a1fSPaolo Bonzini             fprintf(stderr, "%s: ", _dev->name);                        \
6647b43a1fSPaolo Bonzini             fprintf(stderr, _fmt, ## __VA_ARGS__);                      \
6747b43a1fSPaolo Bonzini         }                                                               \
6847b43a1fSPaolo Bonzini     } while (0)
6947b43a1fSPaolo Bonzini 
7047b43a1fSPaolo Bonzini /* --------------------------------------------------------------------- */
7147b43a1fSPaolo Bonzini 
7247b43a1fSPaolo Bonzini #endif
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