soc,southbridge/intel: Avoid preprocessor with HAVE_SMI_HANDLER

Change-Id: Id375999adad71d95d4968398e90bc3c07f65ea83
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34254
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/broadwell/lpc.c

@@ -428,13 +428,11 @@ static void pch_cg_init(struct device *dev)
 
 static void pch_set_acpi_mode(void)
 {
-#if CONFIG(HAVE_SMI_HANDLER)
-	if (!acpi_is_wakeup_s3()) {
+	if (CONFIG(HAVE_SMI_HANDLER) && !acpi_is_wakeup_s3()) {
 		printk(BIOS_DEBUG, "Disabling ACPI via APMC:\n");
 		outb(APM_CNT_ACPI_DISABLE, APM_CNT);
 		printk(BIOS_DEBUG, "done.\n");
 	}
-#endif /* CONFIG_HAVE_SMI_HANDLER */
 }
 
 static void lpc_init(struct device *dev)

src/soc/intel/denverton_ns/romstage.c

@@ -141,12 +141,9 @@ asmlinkage void car_stage_entry(void)
 
 	struct postcar_frame pcf;
 	uintptr_t top_of_ram;
-
-#if CONFIG(HAVE_SMI_HANDLER)
 	void *smm_base;
 	size_t smm_size;
 	uintptr_t tseg_base;
-#endif
 
 	console_init();
 
@@ -177,7 +174,6 @@ asmlinkage void car_stage_entry(void)
 	/* Cache the memory-mapped boot media. */
 	postcar_frame_add_romcache(&pcf, MTRR_TYPE_WRPROT);
 
-#if CONFIG(HAVE_SMI_HANDLER)
 	/*
 	 * Cache the TSEG region at the top of ram. This region is
 	 * not restricted to SMM mode until SMM has been relocated.
@@ -185,10 +181,11 @@ asmlinkage void car_stage_entry(void)
 	 * when relocating the SMM handler as well as using the TSEG
 	 * region for other purposes.
 	 */
-	smm_region(&smm_base, &smm_size);
-	tseg_base = (uintptr_t)smm_base;
-	postcar_frame_add_mtrr(&pcf, tseg_base, smm_size, MTRR_TYPE_WRBACK);
-#endif
+	if (CONFIG(HAVE_SMI_HANDLER)) {
+		smm_region(&smm_base, &smm_size);
+		tseg_base = (uintptr_t)smm_base;
+		postcar_frame_add_mtrr(&pcf, tseg_base, smm_size, MTRR_TYPE_WRBACK);
+	}
 
 	run_postcar_phase(&pcf);
 }

src/soc/intel/skylake/cpu.c

@@ -487,9 +487,8 @@ static void post_mp_init(void)
 	smm_southbridge_enable(GBL_EN);
 
 	/* Lock down the SMRAM space. */
-#if CONFIG(HAVE_SMI_HANDLER)
-	smm_lock();
-#endif
+	if (CONFIG(HAVE_SMI_HANDLER))
+		smm_lock();
 
 	mp_run_on_all_cpus(vmx_configure, NULL, 2 * USECS_PER_MSEC);