lib/fw_config: Make fw_config_is_provisioned() always available

Move fw_config_is_provisioned() implementation to header file and make
it static inline.

Signed-off-by: Jakub Czapiga <jacz@semihalf.com>
Change-Id: I2ea21b19339cd93ba78dbe25213cbfb40e012937
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75835
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
diff --git a/src/include/fw_config.h b/src/include/fw_config.h
index 9f5e4b8..1e1652e 100644
--- a/src/include/fw_config.h
+++ b/src/include/fw_config.h
@@ -49,6 +49,16 @@
  */
 uint64_t fw_config_get(void);
 
+/**
+ * fw_config_is_provisioned() - Determine if FW_CONFIG has been provisioned.
+ * Return %true if FW_CONFIG has been provisioned, %false otherwise.
+ */
+static inline bool fw_config_is_provisioned(void)
+{
+	return fw_config_get() != UNDEFINED_FW_CONFIG;
+}
+
+
 #if CONFIG(FW_CONFIG)
 
 /**
@@ -77,12 +87,6 @@
 void fw_config_for_each_found(void (*cb)(const struct fw_config *config, void *arg), void *arg);
 
 /**
- * fw_config_is_provisioned() - Determine if FW_CONFIG has been provisioned.
- * Return %true if FW_CONFIG has been provisioned, %false otherwise.
- */
-bool fw_config_is_provisioned(void);
-
-/**
  * fw_config_get_found() - Return a pointer to the fw_config struct for a given field.
  * @field_mask: A field mask from static.h, e.g., FW_CONFIG_FIELD_FEATURE_MASK
  *
diff --git a/src/lib/fw_config.c b/src/lib/fw_config.c
index e1fbe74..268be07 100644
--- a/src/lib/fw_config.c
+++ b/src/lib/fw_config.c
@@ -95,11 +95,6 @@
 	return false;
 }
 
-bool fw_config_is_provisioned(void)
-{
-	return fw_config_get() != UNDEFINED_FW_CONFIG;
-}
-
 bool fw_config_probe_dev(const struct device *dev, const struct fw_config **matching_probe)
 {
 	const struct fw_config *probe;