root / hw / intel-hda.h @ 78ced65e
History | View | Annotate | Download (2.2 kB)
| 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
|