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