adjust.hxx

// dawn/include/dawn/prog/adjust.hxx
//
// SPDX-License-Identifier: Apache-2.0
//
 
#pragma once
 
#include "dawn/porting/config.hxx"
#include "dawn/prog/common.hxx"
 
namespace dawn
{
// Forward declaration
 
class CIOCommon;
class IIOCommon;
class io_ddata_t;
 
class CProgAdjust : public CProgCommon
{
public:
  enum
  {
    PROG_ADJUST_CFG_FIRST = 0,  
    PROG_ADJUST_CFG_IOBIND = 1, 
    PROG_ADJUST_CFG_PARAMS = 2, 
    PROG_ADJUST_CFG_LAST = 31   
  };
 
  struct
  {
    SObjectId::UObjectId objid;  
    SObjectId::UObjectId output; 
  } typedef SProgAdjustIOBind;
 
  struct
  {
    uint32_t offset; 
    uint32_t scale;  
  } typedef SProgAdjustParams;
 
  explicit CProgAdjust(CDescObject &desc)
    : CProgCommon(desc)
    , src(nullptr)
    , output(nullptr)
    , cfg(nullptr)
    , ioData(nullptr)
    , outputData(nullptr)
    , ioscale(0)
    , iooffset(0)
    , srcType(SObjectId::DTYPE_ANY)
    , outputType(SObjectId::DTYPE_ANY)
  {
  }
 
  ~CProgAdjust() override;
 
#ifdef CONFIG_DAWN_OBJECT_HAS_NAME
  const char *getClassNameStr() const override
  {
    return "adjust";
  }
#endif
 
  int configure() override;
  int init() override;
  int deinit() override;
  int doStart() override;
 
  constexpr static SObjectId::ObjectId objectId(uint16_t inst)
  {
    return SObjectId::objectId(
      SObjectId::OBJTYPE_PROG, CProgCommon::PROG_CLASS_ADJUST, SObjectId::DTYPE_ANY, 0, inst);
  }
 
  constexpr static SObjectCfg::ObjectCfgId cfgId(bool rw, uint8_t size, uint8_t id)
  {
    return SObjectCfg::objectCfg(
      SObjectId::OBJTYPE_PROG, CProgCommon::PROG_CLASS_ADJUST, SObjectId::DTYPE_ANY, rw, size, id);
  }
 
  constexpr static SObjectCfg::ObjectCfgId cfgIdIOBind(size_t i = 1)
  {
    return CProgAdjust::cfgId(false, 1 + i, PROG_ADJUST_CFG_IOBIND);
  }
 
  constexpr static SObjectCfg::ObjectCfgId cfgParams()
  {
    return CProgAdjust::cfgId(false, 2, PROG_ADJUST_CFG_PARAMS);
  }
 
private:
  CIOCommon *src;         // @Source I/O object.
  CIOCommon *output;      // @Result output I/O object.
  SProgAdjustIOBind *cfg; // Configuration structure reference.
  io_ddata_t *ioData;     // Input data buffer.
  io_ddata_t *outputData; // Output data buffer.
  uint32_t ioscale;       // Stored scale parameter.
  uint32_t iooffset;      // Stored offset parameter.
  int srcType;            // Source dtype.
  int outputType;         // Result dtype.
 
  static int ioNotifierCb(void *priv, io_ddata_t *data);
 
  int configureDesc(const CDescObject &desc);
  int allocObject(SProgAdjustIOBind *alloc);
  int bindPrepare();
  bool isSupportedConvType(int sourceType, int targetType);
  int refresh();
  void handle(io_ddata_t *data);
};
} // Namespace dawn