perf/x86: Fix compile warnings for intel_uncore

The uncore drivers require PCI and generate compile time warnings when
!CONFIG_PCI.

Reported-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: Josh Triplett <josh@joshtriplett.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Yan, Zheng <zheng.z.yan@intel.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

2 files changed, 9 insertions, 2 deletions

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index f2327e88e07c..ded8a6774ac9 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -142,6 +142,10 @@ config INSTRUCTION_DECODER
         def_bool y
         depends on KPROBES || PERF_EVENTS || UPROBES
 
+config PERF_EVENTS_INTEL_UNCORE
+        def_bool y
+        depends on PERF_EVENTS && SUP_SUP_INTEL && PCI
+
 config OUTPUT_FORMAT
         string
         default "elf32-i386" if X86_32
diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile
index 01d5453b5502..e27b49d7c922 100644
--- a/arch/x86/kernel/cpu/Makefile
+++ b/arch/x86/kernel/cpu/Makefile
@@ -39,9 +39,12 @@ obj-$(CONFIG_CPU_SUP_AMD)		+= perf_event_amd_iommu.o
 endif
 obj-$(CONFIG_CPU_SUP_INTEL)             += perf_event_p6.o perf_event_knc.o perf_event_p4.o
 obj-$(CONFIG_CPU_SUP_INTEL)             += perf_event_intel_lbr.o perf_event_intel_ds.o perf_event_intel.o
-obj-$(CONFIG_CPU_SUP_INTEL)             += perf_event_intel_uncore.o perf_event_intel_uncore_snb.o
-obj-$(CONFIG_CPU_SUP_INTEL)             += perf_event_intel_uncore_snbep.o perf_event_intel_uncore_nhmex.o
 obj-$(CONFIG_CPU_SUP_INTEL)             += perf_event_intel_rapl.o
+
+obj-$(CONFIG_PERF_EVENTS_INTEL_UNCORE)  += perf_event_intel_uncore.o \
+                                           perf_event_intel_uncore_snb.o \
+                                           perf_event_intel_uncore_snbep.o \
+                                           perf_event_intel_uncore_nhmex.o
 endif