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/*
* include/trace/events/dmadebug.h
*
* DMA debugging event logging to ftrace.
*
* Copyright (c) 2013, NVIDIA Corporation.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#undef TRACE_SYSTEM
#define TRACE_SYSTEM dmadebug
#if !defined(_TRACE_DMADEBUG_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_DMADEBUG_H
#include <linux/ktime.h>
#include <linux/tracepoint.h>
#include <linux/types.h>
#include <linux/device.h>
#include <linux/dma-debug.h>
DECLARE_EVENT_CLASS(dmadebug,
TP_PROTO(struct device *dev, dma_addr_t dma_addr, size_t size, \
struct page *page),
TP_ARGS(dev, dma_addr, size, page),
TP_STRUCT__entry(
__field(struct device *, dev)
__field(dma_addr_t, dma_addr)
__field(size_t, size)
__field(struct page *, page)
),
TP_fast_assign(
__entry->dev = dev;
__entry->dma_addr = dma_addr;
__entry->size = size;
__entry->page = page;
),
TP_printk("device=%s, addr=%p, size=%d page=%pa platformdata=%s",
dev_name(__entry->dev), &__entry->dma_addr,
__entry->size, __entry->page,
debug_dma_platformdata(__entry->dev))
);
#define DMADEBUGEVENT(ev) DEFINE_EVENT(dmadebug, ev, \
TP_PROTO(struct device *dev, dma_addr_t dma_addr, size_t size, \
struct page *page), \
TP_ARGS(dev, dma_addr, size, page) \
)
DMADEBUGEVENT(dmadebug_map_page);
DMADEBUGEVENT(dmadebug_unmap_page);
DMADEBUGEVENT(dmadebug_map_sg);
DMADEBUGEVENT(dmadebug_unmap_sg);
#undef DMADEBUGEVENT
#endif /* _TRACE_DMADEBUG_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
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