/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM dma
#if !defined(_TRACE_DMA_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_DMA_H
#include <linux/tracepoint.h>
#include <linux/dma-direction.h>
#include <linux/dma-mapping.h>
#include <trace/events/mmflags.h>
TRACE_DEFINE_ENUM(DMA_BIDIRECTIONAL);
TRACE_DEFINE_ENUM(DMA_TO_DEVICE);
TRACE_DEFINE_ENUM(DMA_FROM_DEVICE);
TRACE_DEFINE_ENUM(DMA_NONE);
#define decode_dma_data_direction(dir) \
__print_symbolic(dir, \
{ DMA_BIDIRECTIONAL, "BIDIRECTIONAL" }, \
{ DMA_TO_DEVICE, "TO_DEVICE" }, \
{ DMA_FROM_DEVICE, "FROM_DEVICE" }, \
{ DMA_NONE, "NONE" })
#define decode_dma_attrs(attrs) \
__print_flags(attrs, "|", \
{ DMA_ATTR_WEAK_ORDERING, "WEAK_ORDERING" }, \
{ DMA_ATTR_WRITE_COMBINE, "WRITE_COMBINE" }, \
{ DMA_ATTR_NO_KERNEL_MAPPING, "NO_KERNEL_MAPPING" }, \
{ DMA_ATTR_SKIP_CPU_SYNC, "SKIP_CPU_SYNC" }, \
{ DMA_ATTR_FORCE_CONTIGUOUS, "FORCE_CONTIGUOUS" }, \
{ DMA_ATTR_ALLOC_SINGLE_PAGES, "ALLOC_SINGLE_PAGES" }, \
{ DMA_ATTR_NO_WARN, "NO_WARN" }, \
{ DMA_ATTR_PRIVILEGED, "PRIVILEGED" })
DECLARE_EVENT_CLASS(dma_map,
TP_PROTO(struct device *dev, phys_addr_t phys_addr, dma_addr_t dma_addr,
size_t size, enum dma_data_direction dir, unsigned long attrs),
TP_ARGS(dev, phys_addr, dma_addr, size, dir, attrs),
TP_STRUCT__entry(
__string(device, dev_name(dev))
__field(u64, phys_addr)
__field(u64, dma_addr)
__field(size_t, size)
__field(enum dma_data_direction, dir)
__field(unsigned long, attrs)
),
TP_fast_assign(
__assign_str(device);
__entry->phys_addr = phys_addr;
__entry->dma_addr = dma_addr;
__entry->size = size;
__entry->dir = dir;
__entry->attrs = attrs;
),
TP_printk("%s dir=%s dma_addr=%llx size=%zu phys_addr=%llx attrs=%s",
__get_str(device),
decode_dma_data_direction(__entry->dir),
__entry->dma_addr,
__entry->size,
__entry->phys_addr,
decode_dma_attrs(__entry->attrs))
);
DEFINE_EVENT(dma_map, dma_map_page,
TP_PROTO(struct device *dev, phys_addr_t phys_addr, dma_addr_t dma_addr,
size_t size, enum dma_data_direction dir, unsigned long attrs),
TP_ARGS(dev, phys_addr, dma_addr, size, dir, attrs));
DEFINE_EVENT(dma_map, dma_map_resource,
TP_PROTO(struct device *dev, phys_addr_t phys_addr, dma_addr_t dma_addr,
size_t size, enum dma_data_direction dir, unsigned long attrs),
TP_ARGS(dev, phys_addr, dma_addr, size, dir, attrs));
DECLARE_EVENT_CLASS(dma_unmap,
TP_PROTO(struct device *dev, dma_addr_t addr, size_t size,
enum dma_data_direction dir, unsigned long attrs),
TP_ARGS(dev, addr, size, dir, attrs),
TP_STRUCT__entry(
__string(device, dev_name(dev))
__field(u64, addr)
__field(size_t, size)
__field(enum dma_data_direction, dir)
__field(unsigned long, attrs)
),
TP_fast_assign(
__assign_str(device);
__entry->addr = addr;
__entry->size = size;
__entry->dir = dir;
__entry->attrs = attrs;
),
TP_printk("%s dir=%s dma_addr=%llx size=%zu attrs=%s",
__get_str(device),
decode_dma_data_direction(__entry->dir),
__entry->addr,
__entry->size,
decode_dma_attrs(__entry->attrs))
);
DEFINE_EVENT(dma_unmap, dma_unmap_page,
TP_PROTO(struct device *dev, dma_addr_t addr, size_t size,
enum dma_data_direction dir, unsigned long attrs),
TP_ARGS(dev, addr, size, dir, attrs));
DEFINE_EVENT(dma_unmap, dma_unmap_resource,
TP_PROTO(struct device *dev, dma_addr_t addr, size_t size,
enum dma_data_direction dir, unsigned long attrs),
TP_ARGS(dev, addr, size, dir, attrs));
TRACE_EVENT(dma_alloc,
TP_PROTO(struct device *dev, void *virt_addr, dma_addr_t dma_addr,
size_t size, gfp_t flags, unsigned long attrs),
TP_ARGS(dev, virt_addr, dma_addr, size, flags, attrs),
TP_STRUCT__entry(
__string(device, dev_name(dev))
__field(u64, phys_addr)
__field(u64, dma_addr)
__field(size_t, size)
__field(gfp_t, flags)
__field(unsigned long, attrs)
),
TP_fast_assign(
__assign_str(device);
__entry->phys_addr = virt_to_phys(virt_addr);
__entry->dma_addr = dma_addr;
__entry->size = size;
__entry->flags = flags;
__entry->attrs = attrs;
),
TP_printk("%s dma_addr=%llx size=%zu phys_addr=%llx flags=%s attrs=%s",
__get_str(device),
__entry->dma_addr,
__entry->size,
__entry->phys_addr,
show_gfp_flags(__entry->flags),
decode_dma_attrs(__entry->attrs))
);
TRACE_EVENT(dma_free,
TP_PROTO(struct device *dev, void *virt_addr, dma_addr_t dma_addr,
size_t size, unsigned long attrs),
TP_ARGS(dev, virt_addr, dma_addr, size, attrs),
TP_STRUCT__entry(
__string(device, dev_name(dev))
__field(u64, phys_addr)
__field(u64, dma_addr)
__field(size_t, size)
__field(unsigned long, attrs)
),
TP_fast_assign(
__assign_str(device);
__entry->phys_addr = virt_to_phys(virt_addr);
__entry->dma_addr = dma_addr;
__entry->size = size;
__entry->attrs = attrs;
),
TP_printk("%s dma_addr=%llx size=%zu phys_addr=%llx attrs=%s",
__get_str(device),
__entry->dma_addr,
__entry->size,
__entry->phys_addr,
decode_dma_attrs(__entry->attrs))
);
TRACE_EVENT(dma_map_sg,
TP_PROTO(struct device *dev, struct scatterlist *sgl, int nents,
int ents, enum dma_data_direction dir, unsigned long attrs),
TP_ARGS(dev, sgl, nents, ents, dir, attrs),
TP_STRUCT__entry(
__string(device, dev_name(dev))
__dynamic_array(u64, phys_addrs, nents)
__dynamic_array(u64, dma_addrs, ents)
__dynamic_array(unsigned int, lengths, ents)
__field(enum dma_data_direction, dir)
__field(unsigned long, attrs)
),
TP_fast_assign(
struct scatterlist *sg;
int i;
__assign_str(device);
for_each_sg(sgl, sg, nents, i)
((u64 *)__get_dynamic_array(phys_addrs))[i] = sg_phys(sg);
for_each_sg(sgl, sg, ents, i) {
((u64 *)__get_dynamic_array(dma_addrs))[i] =
sg_dma_address(sg);
((unsigned int *)__get_dynamic_array(lengths))[i] =
sg_dma_len(sg);
}
__entry->dir = dir;
__entry->attrs = attrs;
),
TP_printk("%s dir=%s dma_addrs=%s sizes=%s phys_addrs=%s attrs=%s",
__get_str(device),
decode_dma_data_direction(__entry->dir),
__print_array(__get_dynamic_array(dma_addrs),
__get_dynamic_array_len(dma_addrs) /
sizeof(u64), sizeof(u64)),
__print_array(__get_dynamic_array(lengths),
__get_dynamic_array_len(lengths) /
sizeof(unsigned int), sizeof(unsigned int)),
__print_array(__get_dynamic_array(phys_addrs),
__get_dynamic_array_len(phys_addrs) /
sizeof(u64), sizeof(u64)),
decode_dma_attrs(__entry->attrs))
);
TRACE_EVENT(dma_unmap_sg,
TP_PROTO(struct device *dev, struct scatterlist *sgl, int nents,
enum dma_data_direction dir, unsigned long attrs),
TP_ARGS(dev, sgl, nents, dir, attrs),
TP_STRUCT__entry(
__string(device, dev_name(dev))
__dynamic_array(u64, addrs, nents)
__field(enum dma_data_direction, dir)
__field(unsigned long, attrs)
),
TP_fast_assign(
struct scatterlist *sg;
int i;
__assign_str(device);
for_each_sg(sgl, sg, nents, i)
((u64 *)__get_dynamic_array(addrs))[i] = sg_phys(sg);
__entry->dir = dir;
__entry->attrs = attrs;
),
TP_printk("%s dir=%s phys_addrs=%s attrs=%s",
__get_str(device),
decode_dma_data_direction(__entry->dir),
__print_array(__get_dynamic_array(addrs),
__get_dynamic_array_len(addrs) /
sizeof(u64), sizeof(u64)),
decode_dma_attrs(__entry->attrs))
);
DECLARE_EVENT_CLASS(dma_sync_single,
TP_PROTO(struct device *dev, dma_addr_t dma_addr, size_t size,
enum dma_data_direction dir),
TP_ARGS(dev, dma_addr, size, dir),
TP_STRUCT__entry(
__string(device, dev_name(dev))
__field(u64, dma_addr)
__field(size_t, size)
__field(enum dma_data_direction, dir)
),
TP_fast_assign(
__assign_str(device);
__entry->dma_addr = dma_addr;
__entry->size = size;
__entry->dir = dir;
),
TP_printk("%s dir=%s dma_addr=%llx size=%zu",
__get_str(device),
decode_dma_data_direction(__entry->dir),
__entry->dma_addr,
__entry->size)
);
DEFINE_EVENT(dma_sync_single, dma_sync_single_for_cpu,
TP_PROTO(struct device *dev, dma_addr_t dma_addr, size_t size,
enum dma_data_direction dir),
TP_ARGS(dev, dma_addr, size, dir));
DEFINE_EVENT(dma_sync_single, dma_sync_single_for_device,
TP_PROTO(struct device *dev, dma_addr_t dma_addr, size_t size,
enum dma_data_direction dir),
TP_ARGS(dev, dma_addr, size, dir));
DECLARE_EVENT_CLASS(dma_sync_sg,
TP_PROTO(struct device *dev, struct scatterlist *sgl, int nents,
enum dma_data_direction dir),
TP_ARGS(dev, sgl, nents, dir),
TP_STRUCT__entry(
__string(device, dev_name(dev))
__dynamic_array(u64, dma_addrs, nents)
__dynamic_array(unsigned int, lengths, nents)
__field(enum dma_data_direction, dir)
),
TP_fast_assign(
struct scatterlist *sg;
int i;
__assign_str(device);
for_each_sg(sgl, sg, nents, i) {
((u64 *)__get_dynamic_array(dma_addrs))[i] =
sg_dma_address(sg);
((unsigned int *)__get_dynamic_array(lengths))[i] =
sg_dma_len(sg);
}
__entry->dir = dir;
),
TP_printk("%s dir=%s dma_addrs=%s sizes=%s",
__get_str(device),
decode_dma_data_direction(__entry->dir),
__print_array(__get_dynamic_array(dma_addrs),
__get_dynamic_array_len(dma_addrs) /
sizeof(u64), sizeof(u64)),
__print_array(__get_dynamic_array(lengths),
__get_dynamic_array_len(lengths) /
sizeof(unsigned int), sizeof(unsigned int)))
);
DEFINE_EVENT(dma_sync_sg, dma_sync_sg_for_cpu,
TP_PROTO(struct device *dev, struct scatterlist *sg, int nents,
enum dma_data_direction dir),
TP_ARGS(dev, sg, nents, dir));
DEFINE_EVENT(dma_sync_sg, dma_sync_sg_for_device,
TP_PROTO(struct device *dev, struct scatterlist *sg, int nents,
enum dma_data_direction dir),
TP_ARGS(dev, sg, nents, dir));
#endif /* _TRACE_DMA_H */
/* This part must be outside protection */
#include <trace/define_trace.h>