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#ifndef HW_INTEL_HDA_H
#define HW_INTEL_HDA_H
#include "hw/qdev-core.h"
#include "qom/object.h"
/* --------------------------------------------------------------------- */
/* hda bus */
#define TYPE_HDA_CODEC_DEVICE "hda-codec"
OBJECT_DECLARE_TYPE(HDACodecDevice, HDACodecDeviceClass,
HDA_CODEC_DEVICE)
#define TYPE_HDA_BUS "HDA"
typedef struct HDACodecBus HDACodecBus;
DECLARE_INSTANCE_CHECKER(HDACodecBus, HDA_BUS,
TYPE_HDA_BUS)
typedef void (*hda_codec_response_func)(HDACodecDevice *dev,
bool solicited, uint32_t response);
typedef bool (*hda_codec_xfer_func)(HDACodecDevice *dev,
uint32_t stnr, bool output,
uint8_t *buf, uint32_t len);
struct HDACodecBus {
BusState qbus;
uint32_t next_cad;
hda_codec_response_func response;
hda_codec_xfer_func xfer;
};
struct HDACodecDeviceClass {
DeviceClass parent_class;
int (*init)(HDACodecDevice *dev);
void (*exit)(HDACodecDevice *dev);
void (*command)(HDACodecDevice *dev, uint32_t nid, uint32_t data);
void (*stream)(HDACodecDevice *dev, uint32_t stnr, bool running, bool output);
};
struct HDACodecDevice {
DeviceState qdev;
uint32_t cad; /* codec address */
};
void hda_codec_bus_init(DeviceState *dev, HDACodecBus *bus, size_t bus_size,
hda_codec_response_func response,
hda_codec_xfer_func xfer);
HDACodecDevice *hda_codec_find(HDACodecBus *bus, uint32_t cad);
void hda_codec_response(HDACodecDevice *dev, bool solicited, uint32_t response);
bool hda_codec_xfer(HDACodecDevice *dev, uint32_t stnr, bool output,
uint8_t *buf, uint32_t len);
/* --------------------------------------------------------------------- */
#define dprint(_dev, _level, _fmt, ...) \
do { \
if (_dev->debug >= _level) { \
fprintf(stderr, "%s: ", _dev->name); \
fprintf(stderr, _fmt, ## __VA_ARGS__); \
} \
} while (0)
/* --------------------------------------------------------------------- */
#endif
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