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perf/x86: Enable/Add IvyBridge hardware support 

Implement rudimentary IVB perf support. The SDM states its identical
to SNB with exception of the exact event tables, but a quick look
suggests they're similar enough.

Also mark SNB-EP as broken for now.

Requested-and-tested-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1338884803.28282.153.camel@twins
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Peter Zijlstra 2012-06-05 10:26:43 +02:00 committed by Ingo Molnar
parent cccb9ba9e4
commit b6db437ba8
1 changed files with 2 additions and 1 deletions
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3
arch/x86/kernel/cpu/perf_event_intel.c
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@ -1909,8 +1909,9 @@ __init int intel_pmu_init(void)
break; break;
case 42: /* SandyBridge */ case 42: /* SandyBridge */
x86_add_quirk(intel_sandybridge_quirk);
case 45: /* SandyBridge, "Romely-EP" */ case 45: /* SandyBridge, "Romely-EP" */
x86_add_quirk(intel_sandybridge_quirk);
case 58: /* IvyBridge */
memcpy(hw_cache_event_ids, snb_hw_cache_event_ids, memcpy(hw_cache_event_ids, snb_hw_cache_event_ids,
sizeof(hw_cache_event_ids)); sizeof(hw_cache_event_ids));