region: Rename rdev_readat_full to rdev_read_full

The 'at' part of the name refers to starting to read from a specific
offset, so it doesn't make sense for the 'full' version of the function.

Signed-off-by: Julius Werner <jwerner@chromium.org>
Change-Id: I60d595f0cbd161df171eaa4a76c7a00b6377e2b0
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59820
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/lib/cbfs.c b/src/lib/cbfs.c
index 600d259..b4b6eb1 100644
--- a/src/lib/cbfs.c
+++ b/src/lib/cbfs.c
@@ -316,7 +316,7 @@
 {
 	struct cbfs_preload_context *context = arg;
 
-	if (rdev_readat_full(&context->rdev, context->buffer) < 0) {
+	if (rdev_read_full(&context->rdev, context->buffer) < 0) {
 		ERROR("%s(name='%s') readat failed\n", __func__, context->name);
 		return CB_ERR;
 	}