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authorSuravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>2016-02-28 22:23:29 -0600
committerIngo Molnar <mingo@kernel.org>2016-03-21 09:35:28 +0100
commitf8519155b4d5224e215203bf0e94a8478a8f8945 (patch)
tree2a059b16afe5b1f31de5804073e7f77a3200327b /arch/x86/events/amd
parent8dfeae0d73bf803be1a533e147b3b0ea69375596 (diff)
perf/x86/amd: Add support for new IOMMU performance events
This patch adds new IOMMU performance event based on the information in table 74 of the AMD I/O Virtualization Technology (IOMMU) Specification (Document Id: 4882, Rev 2.62, Feb 2015) Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Joerg Roedel <jroedel@suse.de> Acked-by: Joerg Roedel <jroedel@suse.de> Cc: <acme@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: David Ahern <dsahern@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vince Weaver <vincent.weaver@maine.edu> Link: http://support.amd.com/TechDocs/48882_IOMMU.pdf Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/events/amd')
-rw-r--r--arch/x86/events/amd/iommu.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/events/amd/iommu.c b/arch/x86/events/amd/iommu.c
index 635e5eba0caf..40625ca7a190 100644
--- a/arch/x86/events/amd/iommu.c
+++ b/arch/x86/events/amd/iommu.c
@@ -118,6 +118,11 @@ static struct amd_iommu_event_desc amd_iommu_v2_event_descs[] = {
AMD_IOMMU_EVENT_DESC(cmd_processed, "csource=0x11"),
AMD_IOMMU_EVENT_DESC(cmd_processed_inv, "csource=0x12"),
AMD_IOMMU_EVENT_DESC(tlb_inv, "csource=0x13"),
+ AMD_IOMMU_EVENT_DESC(ign_rd_wr_mmio_1ff8h, "csource=0x14"),
+ AMD_IOMMU_EVENT_DESC(vapic_int_non_guest, "csource=0x15"),
+ AMD_IOMMU_EVENT_DESC(vapic_int_guest, "csource=0x16"),
+ AMD_IOMMU_EVENT_DESC(smi_recv, "csource=0x17"),
+ AMD_IOMMU_EVENT_DESC(smi_blk, "csource=0x18"),
{ /* end: all zeroes */ },
};