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author | Maxime Ripard <maxime@cerno.tech> | 2023-05-09 16:03:40 +0300 |
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committer | Maxime Ripard <maxime@cerno.tech> | 2023-05-09 16:03:40 +0300 |
commit | ff32fcca64437f679a2bf1c0a19d5def389a18e2 (patch) | |
tree | 122863d5d6159b30fd6834cbe599f8ce1b9e8144 /drivers/cxl/core/trace.h | |
parent | 79c87edd18ec49f5b6fb40175bd1b1fea9398fdb (diff) | |
parent | ac9a78681b921877518763ba0e89202254349d1b (diff) | |
download | linux-ff32fcca64437f679a2bf1c0a19d5def389a18e2.tar.xz |
Merge drm/drm-next into drm-misc-next
Start the 6.5 release cycle.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/cxl/core/trace.h')
-rw-r--r-- | drivers/cxl/core/trace.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/drivers/cxl/core/trace.h b/drivers/cxl/core/trace.h index 9b8d3d997834..a0b5819bc70b 100644 --- a/drivers/cxl/core/trace.h +++ b/drivers/cxl/core/trace.h @@ -7,10 +7,12 @@ #define _CXL_EVENTS_H #include <linux/tracepoint.h> +#include <linux/pci.h> #include <asm-generic/unaligned.h> #include <cxl.h> #include <cxlmem.h> +#include "core.h" #define CXL_RAS_UC_CACHE_DATA_PARITY BIT(0) #define CXL_RAS_UC_CACHE_ADDR_PARITY BIT(1) @@ -600,6 +602,107 @@ TRACE_EVENT(cxl_memory_module, ) ); +#define show_poison_trace_type(type) \ + __print_symbolic(type, \ + { CXL_POISON_TRACE_LIST, "List" }, \ + { CXL_POISON_TRACE_INJECT, "Inject" }, \ + { CXL_POISON_TRACE_CLEAR, "Clear" }) + +#define __show_poison_source(source) \ + __print_symbolic(source, \ + { CXL_POISON_SOURCE_UNKNOWN, "Unknown" }, \ + { CXL_POISON_SOURCE_EXTERNAL, "External" }, \ + { CXL_POISON_SOURCE_INTERNAL, "Internal" }, \ + { CXL_POISON_SOURCE_INJECTED, "Injected" }, \ + { CXL_POISON_SOURCE_VENDOR, "Vendor" }) + +#define show_poison_source(source) \ + (((source > CXL_POISON_SOURCE_INJECTED) && \ + (source != CXL_POISON_SOURCE_VENDOR)) ? "Reserved" \ + : __show_poison_source(source)) + +#define show_poison_flags(flags) \ + __print_flags(flags, "|", \ + { CXL_POISON_FLAG_MORE, "More" }, \ + { CXL_POISON_FLAG_OVERFLOW, "Overflow" }, \ + { CXL_POISON_FLAG_SCANNING, "Scanning" }) + +#define __cxl_poison_addr(record) \ + (le64_to_cpu(record->address)) +#define cxl_poison_record_dpa(record) \ + (__cxl_poison_addr(record) & CXL_POISON_START_MASK) +#define cxl_poison_record_source(record) \ + (__cxl_poison_addr(record) & CXL_POISON_SOURCE_MASK) +#define cxl_poison_record_dpa_length(record) \ + (le32_to_cpu(record->length) * CXL_POISON_LEN_MULT) +#define cxl_poison_overflow(flags, time) \ + (flags & CXL_POISON_FLAG_OVERFLOW ? le64_to_cpu(time) : 0) + +u64 cxl_trace_hpa(struct cxl_region *cxlr, struct cxl_memdev *memdev, u64 dpa); + +TRACE_EVENT(cxl_poison, + + TP_PROTO(struct cxl_memdev *cxlmd, struct cxl_region *region, + const struct cxl_poison_record *record, u8 flags, + __le64 overflow_ts, enum cxl_poison_trace_type trace_type), + + TP_ARGS(cxlmd, region, record, flags, overflow_ts, trace_type), + + TP_STRUCT__entry( + __string(memdev, dev_name(&cxlmd->dev)) + __string(host, dev_name(cxlmd->dev.parent)) + __field(u64, serial) + __field(u8, trace_type) + __string(region, region) + __field(u64, overflow_ts) + __field(u64, hpa) + __field(u64, dpa) + __field(u32, dpa_length) + __array(char, uuid, 16) + __field(u8, source) + __field(u8, flags) + ), + + TP_fast_assign( + __assign_str(memdev, dev_name(&cxlmd->dev)); + __assign_str(host, dev_name(cxlmd->dev.parent)); + __entry->serial = cxlmd->cxlds->serial; + __entry->overflow_ts = cxl_poison_overflow(flags, overflow_ts); + __entry->dpa = cxl_poison_record_dpa(record); + __entry->dpa_length = cxl_poison_record_dpa_length(record); + __entry->source = cxl_poison_record_source(record); + __entry->trace_type = trace_type; + __entry->flags = flags; + if (region) { + __assign_str(region, dev_name(®ion->dev)); + memcpy(__entry->uuid, ®ion->params.uuid, 16); + __entry->hpa = cxl_trace_hpa(region, cxlmd, + __entry->dpa); + } else { + __assign_str(region, ""); + memset(__entry->uuid, 0, 16); + __entry->hpa = ULLONG_MAX; + } + ), + + TP_printk("memdev=%s host=%s serial=%lld trace_type=%s region=%s " \ + "region_uuid=%pU hpa=0x%llx dpa=0x%llx dpa_length=0x%x " \ + "source=%s flags=%s overflow_time=%llu", + __get_str(memdev), + __get_str(host), + __entry->serial, + show_poison_trace_type(__entry->trace_type), + __get_str(region), + __entry->uuid, + __entry->hpa, + __entry->dpa, + __entry->dpa_length, + show_poison_source(__entry->source), + show_poison_flags(__entry->flags), + __entry->overflow_ts + ) +); + #endif /* _CXL_EVENTS_H */ #define TRACE_INCLUDE_FILE trace |