arch/x86: Avoid HAVE_SMI_HANDLER conditional with smm-class

Build of the entire smm-class is skipped if we have
HAVE_SMI_HANDLER=n.

Change-Id: I10b4300ddd18b1673c404b45fd9642488ab3186c
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34125
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Lance Zhao <lance.zhao@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/denverton_ns/Makefile.inc

@@ -71,10 +71,10 @@ ramstage-$(CONFIG_HAVE_SMI_HANDLER) += pmutil.c
 ramstage-$(CONFIG_DISPLAY_UPD_DATA) += upd_display.c
 ramstage-$(CONFIG_DISPLAY_HOBS) += hob_display.c
 
-smm-$(CONFIG_HAVE_SMI_HANDLER) += pmutil.c
-smm-$(CONFIG_HAVE_SMI_HANDLER) += soc_util.c
-smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
-smm-$(CONFIG_HAVE_SMI_HANDLER) += tsc_freq.c
+smm-y += pmutil.c
+smm-y += soc_util.c
+smm-y += smihandler.c
+smm-y += tsc_freq.c
 smm-$(CONFIG_SPI_FLASH_SMM) += spi.c
 smm-$(CONFIG_DRIVERS_UART_8250MEM) += uart_debug.c
 

src/soc/intel/fsp_baytrail/Makefile.inc

@@ -33,10 +33,10 @@ romstage-y += memmap.c
 ramstage-y += tsc_freq.c
 romstage-y += tsc_freq.c
 postcar-y += tsc_freq.c
-smm-$(CONFIG_HAVE_SMI_HANDLER) += tsc_freq.c
+smm-y += tsc_freq.c
 ramstage-y += spi.c
 romstage-y += spi.c
-smm-$(CONFIG_HAVE_SMI_HANDLER) += spi.c
+smm-y += spi.c
 ramstage-y += chip.c
 ramstage-y += iosf.c
 romstage-y += iosf.c
@@ -51,8 +51,8 @@ ramstage-y += cpu.c
 ramstage-y += acpi.c
 ramstage-y += lpe.c
 ramstage-y += lpss.c
-smm-$(CONFIG_HAVE_SMI_HANDLER) += pmutil.c
-smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
+smm-y += pmutil.c
+smm-y += smihandler.c
 ramstage-$(CONFIG_HAVE_SMI_HANDLER) += smm.c
 
 ramstage-y += placeholders.c

src/soc/intel/fsp_broadwell_de/Makefile.inc

@@ -31,9 +31,9 @@ ramstage-y += iou_complto.c
 ramstage-$(CONFIG_HAVE_SMI_HANDLER) += smmrelocate.c
 ramstage-$(CONFIG_HAVE_SMI_HANDLER) += pmutil.c
 ramstage-y += vtd.c
-smm-$(CONFIG_HAVE_SMI_HANDLER) += pmutil.c
-smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
-smm-$(CONFIG_HAVE_SMI_HANDLER) += tsc_freq.c
+smm-y += pmutil.c
+smm-y += smihandler.c
+smm-y += tsc_freq.c
 
 CPPFLAGS_common += -I$(src)/soc/intel/fsp_broadwell_de/include
 CPPFLAGS_common += -I$(src)/soc/intel/fsp_broadwell_de/fsp