 ab809e84a7
			
		
	
	
		ab809e84a7
		
	
	
	
	
		
			
			To be passed to qbus_create_inplace(). Reviewed-by: Wenchao Xia <xiawenc@linux.vnet.ibm.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
		
			
				
	
	
		
			73 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			73 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef HW_INTEL_HDA_H
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| #define HW_INTEL_HDA_H
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| 
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| #include "hw/qdev.h"
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| 
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| /* --------------------------------------------------------------------- */
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| /* hda bus                                                               */
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| 
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| #define TYPE_HDA_CODEC_DEVICE "hda-codec"
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| #define HDA_CODEC_DEVICE(obj) \
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|      OBJECT_CHECK(HDACodecDevice, (obj), TYPE_HDA_CODEC_DEVICE)
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| #define HDA_CODEC_DEVICE_CLASS(klass) \
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|      OBJECT_CLASS_CHECK(HDACodecDeviceClass, (klass), TYPE_HDA_CODEC_DEVICE)
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| #define HDA_CODEC_DEVICE_GET_CLASS(obj) \
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|      OBJECT_GET_CLASS(HDACodecDeviceClass, (obj), TYPE_HDA_CODEC_DEVICE)
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| 
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| #define TYPE_HDA_BUS "HDA"
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| #define HDA_BUS(obj) OBJECT_CHECK(HDACodecBus, (obj), TYPE_HDA_BUS)
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| 
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| typedef struct HDACodecBus HDACodecBus;
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| typedef struct HDACodecDevice HDACodecDevice;
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| 
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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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| 
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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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| 
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| typedef struct HDACodecDeviceClass
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| {
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|     DeviceClass parent_class;
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| 
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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, bool output);
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| } HDACodecDeviceClass;
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| 
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| struct HDACodecDevice {
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|     DeviceState         qdev;
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|     uint32_t            cad;    /* codec address */
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| };
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| 
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| void hda_codec_bus_init(DeviceState *dev, HDACodecBus *bus, size_t bus_size,
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|                         hda_codec_response_func response,
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|                         hda_codec_xfer_func xfer);
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| HDACodecDevice *hda_codec_find(HDACodecBus *bus, uint32_t cad);
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| 
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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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| /* --------------------------------------------------------------------- */
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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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| /* --------------------------------------------------------------------- */
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| 
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| #endif
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