pci: Move inline PCI functions to pci_ops.h

Move inline function where they belong to. Fixes compilation
on non x86 platforms.

Change-Id: Ia05391c43b8d501bd68df5654bcfb587f8786f71
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/25720
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/intel/common/block/pcie/pcie.c b/src/soc/intel/common/block/pcie/pcie.c
index 7d383fd..4cd057d 100644
--- a/src/soc/intel/common/block/pcie/pcie.c
+++ b/src/soc/intel/common/block/pcie/pcie.c
@@ -18,6 +18,7 @@
 #include <device/pciexp.h>
 #include <device/pci_def.h>
 #include <device/pci_ids.h>
+#include <device/pci_ops.h>
 
 #define CACHE_LINE_SIZE	0x10
 /* Latency tolerance reporting, max non-snoop latency value 3.14ms */