device/device.h: Drop acpi_inject_dsdt

This is now unused in the tree and filling SSDT should always be used.

TEST=intel/archercity CRB

Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Change-Id: Iffefc865901b15fa299931b6ed4c27a9e3a1c330
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78334
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Patrick Rudolph <patrick.rudolph@9elements.com>
diff --git a/src/acpi/acpi.c b/src/acpi/acpi.c
index 0bd82cb..0e4798c 100644
--- a/src/acpi/acpi.c
+++ b/src/acpi/acpi.c
@@ -1362,9 +1362,6 @@
 		if (CONFIG(CHROMEOS_NVS))
 			acpi_fill_cnvs();
 
-		for (const struct device *dev = all_devices; dev; dev = dev->next)
-			if (dev->ops && dev->ops->acpi_inject_dsdt)
-				dev->ops->acpi_inject_dsdt(dev);
 		current = (unsigned long)acpigen_get_current();
 		memcpy((char *)current,
 		       (char *)dsdt_file + sizeof(acpi_header_t),
diff --git a/src/include/device/device.h b/src/include/device/device.h
index 1387051..cd0999a 100644
--- a/src/include/device/device.h
+++ b/src/include/device/device.h
@@ -56,7 +56,6 @@
 	unsigned long (*write_acpi_tables)(const struct device *dev,
 		unsigned long start, struct acpi_rsdp *rsdp);
 	void (*acpi_fill_ssdt)(const struct device *dev);
-	void (*acpi_inject_dsdt)(const struct device *dev);
 	const char *(*acpi_name)(const struct device *dev);
 	/* Returns the optional _HID (Hardware ID) */
 	const char *(*acpi_hid)(const struct device *dev);