6 files changed, 7 insertions, 39 deletions
diff --git a/lib/crypto/s390/Kconfig b/lib/crypto/s390/Kconfig
deleted file mode 100644
index 069b355fe51a..000000000000
--- a/lib/crypto/s390/Kconfig
+++ /dev/null
@@ -1,7 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0-only
-
-config CRYPTO_CHACHA_S390
-	tristate
-	default CRYPTO_LIB_CHACHA
-	select CRYPTO_LIB_CHACHA_GENERIC
-	select CRYPTO_ARCH_HAVE_LIB_CHACHA
diff --git a/lib/crypto/s390/Makefile b/lib/crypto/s390/Makefile
deleted file mode 100644
index 06c2cf77178e..000000000000
--- a/lib/crypto/s390/Makefile
+++ /dev/null
@@ -1,4 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0-only
-
-obj-$(CONFIG_CRYPTO_CHACHA_S390) += chacha_s390.o
-chacha_s390-y := chacha-glue.o chacha-s390.o
diff --git a/lib/crypto/s390/chacha-glue.c b/lib/crypto/s390/chacha.h
index c57dc851214f..fd9c4a422365 100644
--- a/lib/crypto/s390/chacha-glue.c
+++ b/lib/crypto/s390/chacha.h
@@ -1,32 +1,21 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * ChaCha stream cipher (s390 optimized)
  *
  * Copyright IBM Corp. 2021
  */
 
-#define KMSG_COMPONENT "chacha_s390"
-#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
-
-#include <crypto/chacha.h>
 #include <linux/cpufeature.h>
 #include <linux/export.h>
 #include <linux/kernel.h>
-#include <linux/module.h>
 #include <linux/sizes.h>
 #include <asm/fpu.h>
 #include "chacha-s390.h"
 
-void hchacha_block_arch(const struct chacha_state *state,
-			u32 out[HCHACHA_OUT_WORDS], int nrounds)
-{
-	/* TODO: implement hchacha_block_arch() in assembly */
-	hchacha_block_generic(state, out, nrounds);
-}
-EXPORT_SYMBOL(hchacha_block_arch);
+#define hchacha_block_arch hchacha_block_generic /* not implemented yet */
 
-void chacha_crypt_arch(struct chacha_state *state, u8 *dst, const u8 *src,
-		       unsigned int bytes, int nrounds)
+static void chacha_crypt_arch(struct chacha_state *state, u8 *dst,
+			      const u8 *src, unsigned int bytes, int nrounds)
 {
 	/* s390 chacha20 implementation has 20 rounds hard-coded,
 	 * it cannot handle a block of data or less, but otherwise
@@ -45,13 +34,3 @@ void chacha_crypt_arch(struct chacha_state *state, u8 *dst, const u8 *src,
 				CHACHA_BLOCK_SIZE;
 	}
 }
-EXPORT_SYMBOL(chacha_crypt_arch);
-
-bool chacha_is_arch_optimized(void)
-{
-	return cpu_has_vx();
-}
-EXPORT_SYMBOL(chacha_is_arch_optimized);
-
-MODULE_DESCRIPTION("ChaCha stream cipher (s390 optimized)");
-MODULE_LICENSE("GPL v2");
diff --git a/lib/crypto/s390/sha1.h b/lib/crypto/s390/sha1.h
index 08bd138e881c..73d94476a157 100644
--- a/lib/crypto/s390/sha1.h
+++ b/lib/crypto/s390/sha1.h
@@ -20,7 +20,7 @@ static void sha1_blocks(struct sha1_block_state *state,
 }
 
 #define sha1_mod_init_arch sha1_mod_init_arch
-static inline void sha1_mod_init_arch(void)
+static void sha1_mod_init_arch(void)
 {
 	if (cpu_have_feature(S390_CPU_FEATURE_MSA) &&
 	    cpacf_query_func(CPACF_KIMD, CPACF_KIMD_SHA_1))
diff --git a/lib/crypto/s390/sha256.h b/lib/crypto/s390/sha256.h
index 70a81cbc06b2..acd483508789 100644
--- a/lib/crypto/s390/sha256.h
+++ b/lib/crypto/s390/sha256.h
@@ -20,7 +20,7 @@ static void sha256_blocks(struct sha256_block_state *state,
 }
 
 #define sha256_mod_init_arch sha256_mod_init_arch
-static inline void sha256_mod_init_arch(void)
+static void sha256_mod_init_arch(void)
 {
 	if (cpu_have_feature(S390_CPU_FEATURE_MSA) &&
 	    cpacf_query_func(CPACF_KIMD, CPACF_KIMD_SHA_256))
diff --git a/lib/crypto/s390/sha512.h b/lib/crypto/s390/sha512.h
index 24744651550c..46699d43df7e 100644
--- a/lib/crypto/s390/sha512.h
+++ b/lib/crypto/s390/sha512.h
@@ -20,7 +20,7 @@ static void sha512_blocks(struct sha512_block_state *state,
 }
 
 #define sha512_mod_init_arch sha512_mod_init_arch
-static inline void sha512_mod_init_arch(void)
+static void sha512_mod_init_arch(void)
 {
 	if (cpu_have_feature(S390_CPU_FEATURE_MSA) &&
 	    cpacf_query_func(CPACF_KIMD, CPACF_KIMD_SHA_512))