root / hw / intel-hda.h @ e8b36ba9
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#ifndef HW_INTEL_HDA_H
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#define HW_INTEL_HDA_H
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#include "qdev.h" |
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/* --------------------------------------------------------------------- */
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/* hda bus */
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typedef struct HDACodecBus HDACodecBus; |
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typedef struct HDACodecDevice HDACodecDevice; |
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typedef struct HDACodecDeviceInfo HDACodecDeviceInfo; |
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typedef void (*hda_codec_response_func)(HDACodecDevice *dev, |
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bool solicited, uint32_t response);
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typedef bool (*hda_codec_xfer_func)(HDACodecDevice *dev, |
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uint32_t stnr, bool output,
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uint8_t *buf, uint32_t len); |
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struct HDACodecBus {
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BusState qbus; |
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uint32_t next_cad; |
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hda_codec_response_func response; |
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hda_codec_xfer_func xfer; |
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}; |
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struct HDACodecDevice {
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DeviceState qdev; |
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HDACodecDeviceInfo *info; |
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uint32_t cad; /* codec address */
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}; |
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struct HDACodecDeviceInfo {
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DeviceInfo qdev; |
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int (*init)(HDACodecDevice *dev);
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int (*exit)(HDACodecDevice *dev);
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void (*command)(HDACodecDevice *dev, uint32_t nid, uint32_t data);
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void (*stream)(HDACodecDevice *dev, uint32_t stnr, bool running); |
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}; |
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void hda_codec_bus_init(DeviceState *dev, HDACodecBus *bus,
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hda_codec_response_func response, |
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hda_codec_xfer_func xfer); |
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void hda_codec_register(HDACodecDeviceInfo *info);
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HDACodecDevice *hda_codec_find(HDACodecBus *bus, uint32_t cad); |
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void hda_codec_response(HDACodecDevice *dev, bool solicited, uint32_t response); |
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bool hda_codec_xfer(HDACodecDevice *dev, uint32_t stnr, bool output, |
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uint8_t *buf, uint32_t len); |
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/* --------------------------------------------------------------------- */
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#define dprint(_dev, _level, _fmt, ...) \
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do { \
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if (_dev->debug >= _level) { \
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fprintf(stderr, "%s: ", _dev->name); \
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fprintf(stderr, _fmt, ## __VA_ARGS__); \ |
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} \ |
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} while (0) |
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/* --------------------------------------------------------------------- */
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#endif
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