southbridge/intel: add IS_ENABLED() around Kconfig symbol references

Change-Id: I2b532522938123bb7844cef94cda0b44bcb98e45
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/20350
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
diff --git a/src/southbridge/intel/lynxpoint/me_9.x.c b/src/southbridge/intel/lynxpoint/me_9.x.c
index 355db4b..c393feb 100644
--- a/src/southbridge/intel/lynxpoint/me_9.x.c
+++ b/src/southbridge/intel/lynxpoint/me_9.x.c
@@ -37,7 +37,7 @@
 #include "me.h"
 #include "pch.h"
 
-#if CONFIG_CHROMEOS
+#if IS_ENABLED(CONFIG_CHROMEOS)
 #include <vendorcode/google/chromeos/chromeos.h>
 #include <vendorcode/google/chromeos/gnvs.h>
 #endif
@@ -59,7 +59,7 @@
 static u32 *mei_base_address;
 void intel_me_mbp_clear(device_t dev);
 
-#if CONFIG_DEBUG_INTEL_ME
+#if IS_ENABLED(CONFIG_DEBUG_INTEL_ME)
 static void mei_dump(void *ptr, int dword, int offset, const char *type)
 {
 	struct mei_csr *csr;
@@ -519,7 +519,7 @@
 #endif /* CONFIG_DEBUG_INTEL_ME */
 #endif
 
-#if CONFIG_CHROMEOS && 0 /* DISABLED */
+#if IS_ENABLED(CONFIG_CHROMEOS) && 0 /* DISABLED */
 /* Tell ME to issue a global reset */
 static int mkhi_global_reset(void)
 {
@@ -579,7 +579,7 @@
 	if (!mei_base_address || mei_base_address == (u32 *)0xfffffff0)
 		return;
 
-#if CONFIG_ME_MBP_CLEAR_LATE
+#if IS_ENABLED(CONFIG_ME_MBP_CLEAR_LATE)
 	/* Wait for ME MBP Cleared indicator */
 	intel_me_mbp_clear(PCH_ME_DEV);
 #endif
@@ -707,7 +707,7 @@
 		path = ME_ERROR_BIOS_PATH;
 	}
 
-#if CONFIG_ELOG
+#if IS_ENABLED(CONFIG_ELOG)
 	if (path != ME_NORMAL_BIOS_PATH) {
 		struct elog_event_data_me_extended data = {
 			.current_working_state = hfs.working_state,
@@ -796,7 +796,7 @@
 	}
 	printk(BIOS_DEBUG, "\n");
 
-#if CONFIG_CHROMEOS
+#if IS_ENABLED(CONFIG_CHROMEOS)
 	/* Save hash in NVS for the OS to verify */
 	chromeos_set_me_hash(extend, count);
 #endif
@@ -835,7 +835,7 @@
 
 #if (CONFIG_DEFAULT_CONSOLE_LOGLEVEL >= BIOS_DEBUG)
 	me_print_fw_version(mbp_data.fw_version_name);
-#if CONFIG_DEBUG_INTEL_ME
+#if IS_ENABLED(CONFIG_DEBUG_INTEL_ME)
 	me_print_fwcaps(mbp_data.fw_capabilities);
 #endif
 
@@ -991,7 +991,7 @@
 	host.interrupt_generate = 1;
 	write_host_csr(&host);
 
-#if !CONFIG_ME_MBP_CLEAR_LATE
+#if !IS_ENABLED(CONFIG_ME_MBP_CLEAR_LATE)
 	/* Wait for the mbp_cleared indicator. */
 	intel_me_mbp_clear(dev);
 #endif
@@ -1000,7 +1000,7 @@
 #if (CONFIG_DEFAULT_CONSOLE_LOGLEVEL >= BIOS_DEBUG)
 	printk(BIOS_INFO, "ME MBP: Header: items: %d, size dw: %d\n",
 	       mbp->header.num_entries, mbp->header.mbp_size);
-#if CONFIG_DEBUG_INTEL_ME
+#if IS_ENABLED(CONFIG_DEBUG_INTEL_ME)
 	for (i = 0; i < mbp->header.mbp_size - 1; i++) {
 		printk(BIOS_INFO, "ME MBP: %04x: 0x%08x\n", i, mbp->data[i]);
 	}