projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2b2b614d ZK |
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 | TRACE_EVENT(swiotlb_bounced, | |
| c6af2aa9 CH |
11 | TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size), |
| 12 | TP_ARGS(dev, dev_addr, size), | |
| 2b2b614d ZK |
13 | |
| 14 | TP_STRUCT__entry( | |
| c6af2aa9 CH |
15 | __string(dev_name, dev_name(dev)) |
| 16 | __field(u64, dma_mask) | |
| 17 | __field(dma_addr_t, dev_addr) | |
| 18 | __field(size_t, size) | |
| 19 | __field(bool, force) | |
| 2b2b614d ZK |
20 | ), |
| 21 | ||
| 22 | TP_fast_assign( | |
| 2c92ca84 | 23 | __assign_str(dev_name); |
| 2b2b614d ZK |
24 | __entry->dma_mask = (dev->dma_mask ? *dev->dma_mask : 0); |
| 25 | __entry->dev_addr = dev_addr; | |
| 26 | __entry->size = size; | |
| c6af2aa9 | 27 | __entry->force = is_swiotlb_force_bounce(dev); |
| 2b2b614d ZK |
28 | ), |
| 29 | ||
| c6af2aa9 | 30 | TP_printk("dev_name: %s dma_mask=%llx dev_addr=%llx size=%zu %s", |
| 2b2b614d ZK |
31 | __get_str(dev_name), |
| 32 | __entry->dma_mask, | |
| 33 | (unsigned long long)__entry->dev_addr, | |
| 34 | __entry->size, | |
| c6af2aa9 | 35 | __entry->force ? "FORCE" : "NORMAL") |
| 2b2b614d ZK |
36 | ); |
| 37 | ||
| 38 | #endif /* _TRACE_SWIOTLB_H */ | |
| 39 | ||
| 40 | /* This part must be outside protection */ | |
| 41 | #include <trace/define_trace.h> |