website-struct

Struct: dma_async_tx_descriptor

Status

Regular

• In 4.4: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In 4.8: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In 4.10: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In 4.13: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In 4.15: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In 4.18: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In 5.0: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In 5.3: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In 5.4: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In 5.8: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
      enum dma_desc_metadata_mode desc_metadata_mode;
      struct dma_descriptor_metadata_ops *metadata_ops;
  };
  

• In 5.11: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
      enum dma_desc_metadata_mode desc_metadata_mode;
      struct dma_descriptor_metadata_ops *metadata_ops;
  };
  

• In 5.13: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
      enum dma_desc_metadata_mode desc_metadata_mode;
      struct dma_descriptor_metadata_ops *metadata_ops;
  };
  

• In 5.15: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
      enum dma_desc_metadata_mode desc_metadata_mode;
      struct dma_descriptor_metadata_ops *metadata_ops;
  };
  

• In 5.19: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
      enum dma_desc_metadata_mode desc_metadata_mode;
      struct dma_descriptor_metadata_ops *metadata_ops;
  };
  

• In 6.2: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
      enum dma_desc_metadata_mode desc_metadata_mode;
      struct dma_descriptor_metadata_ops *metadata_ops;
  };
  

• In 6.5: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
      enum dma_desc_metadata_mode desc_metadata_mode;
      struct dma_descriptor_metadata_ops *metadata_ops;
  };
  

• In 6.8: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
      enum dma_desc_metadata_mode desc_metadata_mode;
      struct dma_descriptor_metadata_ops *metadata_ops;
  };
  

Arch

• In arm64: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
      struct dma_async_tx_descriptor *next;
      struct dma_async_tx_descriptor *parent;
      spinlock_t lock;
  };
  

• In armhf: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
      struct dma_async_tx_descriptor *next;
      struct dma_async_tx_descriptor *parent;
      spinlock_t lock;
  };
  

• In ppc64el: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In riscv64: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

Flavor

• In aws: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In azure: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In gcp: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

• In lowlatency: ✅

  struct dma_async_tx_descriptor {
      dma_cookie_t cookie;
      enum dma_ctrl_flags flags;
      dma_addr_t phys;
      struct dma_chan *chan;
      dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *);
      int (*desc_free)(struct dma_async_tx_descriptor *);
      dma_async_tx_callback callback;
      dma_async_tx_callback_result callback_result;
      void *callback_param;
      struct dmaengine_unmap_data *unmap;
  };
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• Changed between 4.8 and 4.10 ⚠️

  • Field added. dma_async_tx_callback_result callback_result
• No changes between 4.10 and 4.13 ✅
• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• Changed between 5.4 and 5.8 ⚠️

  • Field added. enum dma_desc_metadata_mode desc_metadata_mode
  • Field added. struct dma_descriptor_metadata_ops *metadata_ops
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

Arch

• Changed between amd64 and arm64 ⚠️

  • Field added. struct dma_async_tx_descriptor *next
  • Field added. struct dma_async_tx_descriptor *parent
  • Field added. spinlock_t lock
• Changed between amd64 and armhf ⚠️

  • Field added. struct dma_async_tx_descriptor *next
  • Field added. struct dma_async_tx_descriptor *parent
  • Field added. spinlock_t lock
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅