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50 lines
1.2 KiB
50 lines
1.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM swiotlb |
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#if !defined(_TRACE_SWIOTLB_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _TRACE_SWIOTLB_H |
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#include <linux/tracepoint.h> |
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TRACE_EVENT(swiotlb_bounced, |
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TP_PROTO(struct device *dev, |
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dma_addr_t dev_addr, |
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size_t size, |
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enum swiotlb_force swiotlb_force), |
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TP_ARGS(dev, dev_addr, size, swiotlb_force), |
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TP_STRUCT__entry( |
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__string( dev_name, dev_name(dev) ) |
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__field( u64, dma_mask ) |
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__field( dma_addr_t, dev_addr ) |
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__field( size_t, size ) |
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__field( enum swiotlb_force, swiotlb_force ) |
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), |
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TP_fast_assign( |
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__assign_str(dev_name, dev_name(dev)); |
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__entry->dma_mask = (dev->dma_mask ? *dev->dma_mask : 0); |
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__entry->dev_addr = dev_addr; |
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__entry->size = size; |
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__entry->swiotlb_force = swiotlb_force; |
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), |
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TP_printk("dev_name: %s dma_mask=%llx dev_addr=%llx " |
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"size=%zu %s", |
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__get_str(dev_name), |
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__entry->dma_mask, |
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(unsigned long long)__entry->dev_addr, |
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__entry->size, |
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__print_symbolic(__entry->swiotlb_force, |
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{ SWIOTLB_NORMAL, "NORMAL" }, |
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{ SWIOTLB_FORCE, "FORCE" }, |
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{ SWIOTLB_NO_FORCE, "NO_FORCE" })) |
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); |
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#endif /* _TRACE_SWIOTLB_H */ |
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/* This part must be outside protection */ |
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#include <trace/define_trace.h>
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