security/vboot: Remove vboot_named_region_device(_rw)

Remove vboot_named_region_device(_rw) and use
fmap_locate_area_as_rdev(_rw) directly.

BRANCH=none
BUG=none
TEST=emerge-kukui coreboot

Change-Id: I244ac4e01ae5b80285162b3baffc0b30aa057bfb
Signed-off-by: Yu-Ping Wu <yupingso@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36922
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/security/vboot/vbnv_flash.c

@@ -16,6 +16,7 @@
 #include <arch/early_variables.h>
 #include <commonlib/region.h>
 #include <console/console.h>
+#include <fmap.h>
 #include <string.h>
 #include <vb2_api.h>
 #include <security/vboot/vboot_common.h>
@@ -67,7 +68,7 @@ static int init_vbnv(void)
 	int offset;
 	int i;
 
-	if (vboot_named_region_device_rw("RW_NVRAM", rdev) ||
+	if (fmap_locate_area_as_rdev_rw("RW_NVRAM", rdev) ||
 	    region_device_sz(rdev) < BLOB_SIZE) {
 		printk(BIOS_ERR, "%s: failed to locate NVRAM\n", __func__);
 		return 1;

src/security/vboot/vboot_common.c

@@ -24,16 +24,6 @@
 #include <security/vboot/vbnv.h>
 #include <vb2_api.h>
 
-int vboot_named_region_device(const char *name, struct region_device *rdev)
-{
-	return fmap_locate_area_as_rdev(name, rdev);
-}
-
-int vboot_named_region_device_rw(const char *name, struct region_device *rdev)
-{
-	return fmap_locate_area_as_rdev_rw(name, rdev);
-}
-
 /* Check if it is okay to enable USB Device Controller (UDC). */
 int vboot_can_enable_udc(void)
 {

src/security/vboot/vboot_common.h

@@ -20,12 +20,6 @@
 #include <vboot_api.h>
 #include <vboot_struct.h>
 
-/* Locate vboot area by name. Returns 0 on success and -1 on error. */
-int vboot_named_region_device(const char *name, struct region_device *rdev);
-
-/* Like vboot_named_region_device() but provides a RW region device. */
-int vboot_named_region_device_rw(const char *name, struct region_device *rdev);
-
 /*
  * Function to check if there is a request to enter recovery mode. Returns
  * reason code if request to enter recovery mode is present, otherwise 0.

src/security/vboot/vboot_logic.c

@@ -19,6 +19,7 @@
 #include <cbmem.h>
 #include <console/console.h>
 #include <console/vtxprintf.h>
+#include <fmap.h>
 #include <string.h>
 #include <timestamp.h>
 #include <vb2_api.h>
@@ -78,7 +79,7 @@ vb2_error_t vb2ex_read_resource(struct vb2_context *ctx,
 		return VB2_ERROR_EX_READ_RESOURCE_INDEX;
 	}
 
-	if (vboot_named_region_device(name, &rdev))
+	if (fmap_locate_area_as_rdev(name, &rdev))
 		return VB2_ERROR_EX_READ_RESOURCE_SIZE;
 
 	if (rdev_readat(&rdev, buf, offset, size) != size)
@@ -265,7 +266,7 @@ static int locate_firmware(struct vb2_context *ctx,
 	else
 		name = "FW_MAIN_B";
 
-	return vboot_named_region_device(name, fw_main);
+	return fmap_locate_area_as_rdev(name, fw_main);
 }
 
 /**