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>
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index f2327e8..ded8a67 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -142,6 +142,10 @@
 	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