[f2fs-dev] [PATCH v2 02/17] blk-crypto: Fold __blk_crypto_cfg_supported() into its caller

__blk_crypto_cfg_supported() is called only by
blk_crypto_config_supported_natively(), so fold it in.

Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Eric Biggers <[email protected]>
---
 block/blk-crypto-profile.c | 22 ----------------------
 block/blk-crypto.c         | 23 +++++++++++++++++++++--
 2 files changed, 21 insertions(+), 24 deletions(-)

diff --git a/block/blk-crypto-profile.c b/block/blk-crypto-profile.c
index cf447ba4a66e..53126c091b0b 100644
--- a/block/blk-crypto-profile.c
+++ b/block/blk-crypto-profile.c
@@ -335,28 +335,6 @@ void blk_crypto_put_keyslot(struct blk_crypto_keyslot *slot)
 	}
 }
 
-/**
- * __blk_crypto_cfg_supported() - Check whether the given crypto profile
- *				  supports the given crypto configuration.
- * @profile: the crypto profile to check
- * @cfg: the crypto configuration to check for
- *
- * Return: %true if @profile supports the given @cfg.
- */
-bool __blk_crypto_cfg_supported(struct blk_crypto_profile *profile,
-				const struct blk_crypto_config *cfg)
-{
-	if (!profile)
-		return false;
-	if (!(profile->modes_supported[cfg->crypto_mode] & cfg->data_unit_size))
-		return false;
-	if (profile->max_dun_bytes_supported < cfg->dun_bytes)
-		return false;
-	if (!(profile->key_types_supported & cfg->key_type))
-		return false;
-	return true;
-}
-
 /*
  * This is an internal function that evicts a key from an inline encryption
  * device that can be either a real device or the blk-crypto-fallback "device".
diff --git a/block/blk-crypto.c b/block/blk-crypto.c
index 15e25e41b166..de60f03b4d4b 100644
--- a/block/blk-crypto.c
+++ b/block/blk-crypto.c
@@ -351,11 +351,30 @@ int blk_crypto_init_key(struct blk_crypto_key *blk_key,
 }
 EXPORT_SYMBOL_GPL(blk_crypto_init_key);
 
+/**
+ * blk_crypto_config_supported_natively() - Check whether a block device
+ *					    supports hardware inline encryption
+ *					    with the given configuration.
+ * @bdev: the block device
+ * @cfg: the crypto configuration to check for
+ *
+ * Return: %true if @bdev supports hardware inline encryption with @cfg.
+ */
 bool blk_crypto_config_supported_natively(struct block_device *bdev,
 					  const struct blk_crypto_config *cfg)
 {
-	return __blk_crypto_cfg_supported(bdev_get_queue(bdev)->crypto_profile,
-					  cfg);
+	struct blk_crypto_profile *profile =
+		bdev_get_queue(bdev)->crypto_profile;
+
+	if (!profile)
+		return false;
+	if (!(profile->modes_supported[cfg->crypto_mode] & cfg->data_unit_size))
+		return false;
+	if (profile->max_dun_bytes_supported < cfg->dun_bytes)
+		return false;
+	if (!(profile->key_types_supported & cfg->key_type))
+		return false;
+	return true;
 }
 
 /*
-- 
2.54.0



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