From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- include/trace/events/iommu.h | 167 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 167 insertions(+) create mode 100644 include/trace/events/iommu.h (limited to 'include/trace/events/iommu.h') diff --git a/include/trace/events/iommu.h b/include/trace/events/iommu.h new file mode 100644 index 000000000..72b458232 --- /dev/null +++ b/include/trace/events/iommu.h @@ -0,0 +1,167 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * iommu trace points + * + * Copyright (C) 2013 Shuah Khan + * + */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM iommu + +#if !defined(_TRACE_IOMMU_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_IOMMU_H + +#include + +struct device; + +DECLARE_EVENT_CLASS(iommu_group_event, + + TP_PROTO(int group_id, struct device *dev), + + TP_ARGS(group_id, dev), + + TP_STRUCT__entry( + __field(int, gid) + __string(device, dev_name(dev)) + ), + + TP_fast_assign( + __entry->gid = group_id; + __assign_str(device, dev_name(dev)); + ), + + TP_printk("IOMMU: groupID=%d device=%s", + __entry->gid, __get_str(device) + ) +); + +DEFINE_EVENT(iommu_group_event, add_device_to_group, + + TP_PROTO(int group_id, struct device *dev), + + TP_ARGS(group_id, dev) + +); + +DEFINE_EVENT(iommu_group_event, remove_device_from_group, + + TP_PROTO(int group_id, struct device *dev), + + TP_ARGS(group_id, dev) +); + +DECLARE_EVENT_CLASS(iommu_device_event, + + TP_PROTO(struct device *dev), + + TP_ARGS(dev), + + TP_STRUCT__entry( + __string(device, dev_name(dev)) + ), + + TP_fast_assign( + __assign_str(device, dev_name(dev)); + ), + + TP_printk("IOMMU: device=%s", __get_str(device) + ) +); + +DEFINE_EVENT(iommu_device_event, attach_device_to_domain, + + TP_PROTO(struct device *dev), + + TP_ARGS(dev) +); + +DEFINE_EVENT(iommu_device_event, detach_device_from_domain, + + TP_PROTO(struct device *dev), + + TP_ARGS(dev) +); + +TRACE_EVENT(map, + + TP_PROTO(unsigned long iova, phys_addr_t paddr, size_t size), + + TP_ARGS(iova, paddr, size), + + TP_STRUCT__entry( + __field(u64, iova) + __field(u64, paddr) + __field(size_t, size) + ), + + TP_fast_assign( + __entry->iova = iova; + __entry->paddr = paddr; + __entry->size = size; + ), + + TP_printk("IOMMU: iova=0x%016llx paddr=0x%016llx size=%zu", + __entry->iova, __entry->paddr, __entry->size + ) +); + +TRACE_EVENT(unmap, + + TP_PROTO(unsigned long iova, size_t size, size_t unmapped_size), + + TP_ARGS(iova, size, unmapped_size), + + TP_STRUCT__entry( + __field(u64, iova) + __field(size_t, size) + __field(size_t, unmapped_size) + ), + + TP_fast_assign( + __entry->iova = iova; + __entry->size = size; + __entry->unmapped_size = unmapped_size; + ), + + TP_printk("IOMMU: iova=0x%016llx size=%zu unmapped_size=%zu", + __entry->iova, __entry->size, __entry->unmapped_size + ) +); + +DECLARE_EVENT_CLASS(iommu_error, + + TP_PROTO(struct device *dev, unsigned long iova, int flags), + + TP_ARGS(dev, iova, flags), + + TP_STRUCT__entry( + __string(device, dev_name(dev)) + __string(driver, dev_driver_string(dev)) + __field(u64, iova) + __field(int, flags) + ), + + TP_fast_assign( + __assign_str(device, dev_name(dev)); + __assign_str(driver, dev_driver_string(dev)); + __entry->iova = iova; + __entry->flags = flags; + ), + + TP_printk("IOMMU:%s %s iova=0x%016llx flags=0x%04x", + __get_str(driver), __get_str(device), + __entry->iova, __entry->flags + ) +); + +DEFINE_EVENT(iommu_error, io_page_fault, + + TP_PROTO(struct device *dev, unsigned long iova, int flags), + + TP_ARGS(dev, iova, flags) +); +#endif /* _TRACE_IOMMU_H */ + +/* This part must be outside protection */ +#include -- cgit v1.2.3