acpi: Call acpi_fill_ssdt() only for enabled devices

Individual drivers check whether the concerned device is enabled before
filling in the SSDT. Move the check before calling acpi_fill_ssdt() and
remove the check in the individual drivers.

BUG=None
TEST=util/abuild/abuild

Change-Id: Ib042bec7e8c68b38fafa60a8e965d781bddcd1f0
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47148
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Christian Walter <christian.walter@9elements.com>
diff --git a/src/drivers/gfx/generic/generic.c b/src/drivers/gfx/generic/generic.c
index 546f30b..d3a4518 100644
--- a/src/drivers/gfx/generic/generic.c
+++ b/src/drivers/gfx/generic/generic.c
@@ -106,7 +106,7 @@
 
 	const char *scope = acpi_device_scope(dev);
 
-	if (!scope || !dev->enabled)
+	if (!scope)
 		return;
 
 	acpigen_write_scope(scope);