xref: /OK3568_Linux_fs/kernel/include/trace/events/swiotlb.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #undef TRACE_SYSTEM
3*4882a593Smuzhiyun #define TRACE_SYSTEM swiotlb
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #if !defined(_TRACE_SWIOTLB_H) || defined(TRACE_HEADER_MULTI_READ)
6*4882a593Smuzhiyun #define _TRACE_SWIOTLB_H
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #include <linux/tracepoint.h>
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun TRACE_EVENT(swiotlb_bounced,
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun 	TP_PROTO(struct device *dev,
13*4882a593Smuzhiyun 		 dma_addr_t dev_addr,
14*4882a593Smuzhiyun 		 size_t size,
15*4882a593Smuzhiyun 		 enum swiotlb_force swiotlb_force),
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun 	TP_ARGS(dev, dev_addr, size, swiotlb_force),
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun 	TP_STRUCT__entry(
20*4882a593Smuzhiyun 		__string(	dev_name,	dev_name(dev)		)
21*4882a593Smuzhiyun 		__field(	u64,	dma_mask			)
22*4882a593Smuzhiyun 		__field(	dma_addr_t,	dev_addr		)
23*4882a593Smuzhiyun 		__field(	size_t,	size				)
24*4882a593Smuzhiyun 		__field(	enum swiotlb_force,	swiotlb_force	)
25*4882a593Smuzhiyun 	),
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun 	TP_fast_assign(
28*4882a593Smuzhiyun 		__assign_str(dev_name, dev_name(dev));
29*4882a593Smuzhiyun 		__entry->dma_mask = (dev->dma_mask ? *dev->dma_mask : 0);
30*4882a593Smuzhiyun 		__entry->dev_addr = dev_addr;
31*4882a593Smuzhiyun 		__entry->size = size;
32*4882a593Smuzhiyun 		__entry->swiotlb_force = swiotlb_force;
33*4882a593Smuzhiyun 	),
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun 	TP_printk("dev_name: %s dma_mask=%llx dev_addr=%llx "
36*4882a593Smuzhiyun 		"size=%zu %s",
37*4882a593Smuzhiyun 		__get_str(dev_name),
38*4882a593Smuzhiyun 		__entry->dma_mask,
39*4882a593Smuzhiyun 		(unsigned long long)__entry->dev_addr,
40*4882a593Smuzhiyun 		__entry->size,
41*4882a593Smuzhiyun 		__print_symbolic(__entry->swiotlb_force,
42*4882a593Smuzhiyun 			{ SWIOTLB_NORMAL,	"NORMAL" },
43*4882a593Smuzhiyun 			{ SWIOTLB_FORCE,	"FORCE" },
44*4882a593Smuzhiyun 			{ SWIOTLB_NO_FORCE,	"NO_FORCE" }))
45*4882a593Smuzhiyun );
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun #endif /*  _TRACE_SWIOTLB_H */
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun /* This part must be outside protection */
50*4882a593Smuzhiyun #include <trace/define_trace.h>
51