crypto: x86/salsa20 - assembler cleanup, use ENTRY/ENDPROC for assemb…

…er functions and rename ECRYPT_* to salsa20_*

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

arch/x86/crypto/salsa20-i586-asm_32.S

@@ -2,11 +2,12 @@
 # D. J. Bernstein
 # Public domain.
 
-# enter ECRYPT_encrypt_bytes
+#include <linux/linkage.h>
+
 .text
-.p2align 5
-.globl ECRYPT_encrypt_bytes
-ECRYPT_encrypt_bytes:
+
+# enter salsa20_encrypt_bytes
+ENTRY(salsa20_encrypt_bytes)
 	mov	%esp,%eax
 	and	$31,%eax
 	add	$256,%eax
@@ -933,11 +934,10 @@ ECRYPT_encrypt_bytes:
 	add	$64,%esi
 	# goto bytesatleast1
 	jmp	._bytesatleast1
-# enter ECRYPT_keysetup
-.text
-.p2align 5
-.globl ECRYPT_keysetup
-ECRYPT_keysetup:
+ENDPROC(salsa20_encrypt_bytes)
+
+# enter salsa20_keysetup
+ENTRY(salsa20_keysetup)
 	mov	%esp,%eax
 	and	$31,%eax
 	add	$256,%eax
@@ -1060,11 +1060,10 @@ ECRYPT_keysetup:
 	# leave
 	add	%eax,%esp
 	ret
-# enter ECRYPT_ivsetup
-.text
-.p2align 5
-.globl ECRYPT_ivsetup
-ECRYPT_ivsetup:
+ENDPROC(salsa20_keysetup)
+
+# enter salsa20_ivsetup
+ENTRY(salsa20_ivsetup)
 	mov	%esp,%eax
 	and	$31,%eax
 	add	$256,%eax
@@ -1112,3 +1111,4 @@ ECRYPT_ivsetup:
 	# leave
 	add	%eax,%esp
 	ret
+ENDPROC(salsa20_ivsetup)

arch/x86/crypto/salsa20-x86_64-asm_64.S

@@ -1,8 +1,7 @@
-# enter ECRYPT_encrypt_bytes
-.text
-.p2align 5
-.globl ECRYPT_encrypt_bytes
-ECRYPT_encrypt_bytes:
+#include <linux/linkage.h>
+
+# enter salsa20_encrypt_bytes
+ENTRY(salsa20_encrypt_bytes)
 	mov	%rsp,%r11
 	and	$31,%r11
 	add	$256,%r11
@@ -802,11 +801,10 @@ ECRYPT_encrypt_bytes:
 	# comment:fp stack unchanged by jump
 	# goto bytesatleast1
 	jmp	._bytesatleast1
-# enter ECRYPT_keysetup
-.text
-.p2align 5
-.globl ECRYPT_keysetup
-ECRYPT_keysetup:
+ENDPROC(salsa20_encrypt_bytes)
+
+# enter salsa20_keysetup
+ENTRY(salsa20_keysetup)
 	mov	%rsp,%r11
 	and	$31,%r11
 	add	$256,%r11
@@ -892,11 +890,10 @@ ECRYPT_keysetup:
 	mov	%rdi,%rax
 	mov	%rsi,%rdx
 	ret
-# enter ECRYPT_ivsetup
-.text
-.p2align 5
-.globl ECRYPT_ivsetup
-ECRYPT_ivsetup:
+ENDPROC(salsa20_keysetup)
+
+# enter salsa20_ivsetup
+ENTRY(salsa20_ivsetup)
 	mov	%rsp,%r11
 	and	$31,%r11
 	add	$256,%r11
@@ -918,3 +915,4 @@ ECRYPT_ivsetup:
 	mov	%rdi,%rax
 	mov	%rsi,%rdx
 	ret
+ENDPROC(salsa20_ivsetup)

arch/x86/crypto/salsa20_glue.c

@@ -26,11 +26,6 @@
 #define SALSA20_MIN_KEY_SIZE  16U
 #define SALSA20_MAX_KEY_SIZE  32U
 
-// use the ECRYPT_* function names
-#define salsa20_keysetup        ECRYPT_keysetup
-#define salsa20_ivsetup         ECRYPT_ivsetup
-#define salsa20_encrypt_bytes   ECRYPT_encrypt_bytes
-
 struct salsa20_ctx
 {
 	u32 input[16];