Line data    Source code

       1             : /* SPDX-License-Identifier: GPL-2.0 */
       2             : #undef TRACE_SYSTEM
       3             : #define TRACE_SYSTEM swiotlb
       4             : 
       5             : #if !defined(_TRACE_SWIOTLB_H) || defined(TRACE_HEADER_MULTI_READ)
       6             : #define _TRACE_SWIOTLB_H
       7             : 
       8             : #include <linux/tracepoint.h>
       9             : 
      10           0 : TRACE_EVENT(swiotlb_bounced,
      11             : 
      12             :         TP_PROTO(struct device *dev,
      13             :                  dma_addr_t dev_addr,
      14             :                  size_t size,
      15             :                  enum swiotlb_force swiotlb_force),
      16             : 
      17             :         TP_ARGS(dev, dev_addr, size, swiotlb_force),
      18             : 
      19             :         TP_STRUCT__entry(
      20             :                 __string(       dev_name,       dev_name(dev)           )
      21             :                 __field(        u64,    dma_mask                        )
      22             :                 __field(        dma_addr_t,     dev_addr                )
      23             :                 __field(        size_t, size                            )
      24             :                 __field(        enum swiotlb_force,     swiotlb_force   )
      25             :         ),
      26             : 
      27             :         TP_fast_assign(
      28             :                 __assign_str(dev_name, dev_name(dev));
      29             :                 __entry->dma_mask = (dev->dma_mask ? *dev->dma_mask : 0);
      30             :                 __entry->dev_addr = dev_addr;
      31             :                 __entry->size = size;
      32             :                 __entry->swiotlb_force = swiotlb_force;
      33             :         ),
      34             : 
      35             :         TP_printk("dev_name: %s dma_mask=%llx dev_addr=%llx "
      36             :                 "size=%zu %s",
      37             :                 __get_str(dev_name),
      38             :                 __entry->dma_mask,
      39             :                 (unsigned long long)__entry->dev_addr,
      40             :                 __entry->size,
      41             :                 __print_symbolic(__entry->swiotlb_force,
      42             :                         { SWIOTLB_NORMAL,       "NORMAL" },
      43             :                         { SWIOTLB_FORCE,        "FORCE" },
      44             :                         { SWIOTLB_NO_FORCE,     "NO_FORCE" }))
      45             : );
      46             : 
      47             : #endif /*  _TRACE_SWIOTLB_H */
      48             : 
      49             : /* This part must be outside protection */
      50             : #include <trace/define_trace.h>