Merge branch 'crc-next' of git://git.kernel.org/pub/scm/linux/kernel/…

…git/ebiggers/linux.git
linuxppc · Mar 7, 2025 · 9cfdceb · 9cfdceb
2 parents cf71bea + 1281750
commit 9cfdceb
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diff --git a/MAINTAINERS b/MAINTAINERS
@@ -6203,6 +6203,7 @@ F:	Documentation/staging/crc*
 F:	arch/*/lib/crc*
 F:	include/linux/crc*
 F:	lib/crc*
+F:	scripts/gen-crc-consts.py
 
 CREATIVE SB0540
 M:	Bastien Nocera <[email protected]>

diff --git a/arch/arm/configs/dove_defconfig b/arch/arm/configs/dove_defconfig
@@ -129,7 +129,6 @@ CONFIG_CRYPTO_LZO=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 CONFIG_CRYPTO_DEV_MARVELL_CESA=y
 CONFIG_CRC_CCITT=y
-CONFIG_LIBCRC32C=y
 CONFIG_PRINTK_TIME=y
 # CONFIG_DEBUG_BUGVERBOSE is not set
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y

diff --git a/arch/arm/configs/ep93xx_defconfig b/arch/arm/configs/ep93xx_defconfig
@@ -113,7 +113,6 @@ CONFIG_NFS_FS=y
 CONFIG_ROOT_NFS=y
 CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_ISO8859_1=y
-CONFIG_LIBCRC32C=y
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_SLAB=y
 CONFIG_DEBUG_SPINLOCK=y

diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
@@ -483,8 +483,6 @@ CONFIG_CRYPTO_DEV_SAHARA=y
 CONFIG_CRYPTO_DEV_MXS_DCP=y
 CONFIG_CRC_CCITT=m
 CONFIG_CRC_T10DIF=y
-CONFIG_CRC7=m
-CONFIG_LIBCRC32C=m
 CONFIG_CMA_SIZE_MBYTES=64
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y

diff --git a/arch/arm/configs/lpc18xx_defconfig b/arch/arm/configs/lpc18xx_defconfig
@@ -148,7 +148,6 @@ CONFIG_EXT2_FS=y
 CONFIG_JFFS2_FS=y
 # CONFIG_NETWORK_FILESYSTEMS is not set
 CONFIG_CRC_ITU_T=y
-CONFIG_CRC7=y
 CONFIG_PRINTK_TIME=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 # CONFIG_DEBUG_BUGVERBOSE is not set

diff --git a/arch/arm/configs/moxart_defconfig b/arch/arm/configs/moxart_defconfig
@@ -118,7 +118,6 @@ CONFIG_TMPFS=y
 CONFIG_CONFIGFS_FS=y
 CONFIG_JFFS2_FS=y
 CONFIG_KEYS=y
-CONFIG_CRC32_BIT=y
 CONFIG_DMA_API_DEBUG=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y

diff --git a/arch/arm/configs/multi_v5_defconfig b/arch/arm/configs/multi_v5_defconfig
@@ -290,7 +290,6 @@ CONFIG_CRYPTO_CBC=m
 CONFIG_CRYPTO_PCBC=m
 CONFIG_CRYPTO_DEV_MARVELL_CESA=y
 CONFIG_CRC_CCITT=y
-CONFIG_LIBCRC32C=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y
 CONFIG_MAGIC_SYSRQ=y

diff --git a/arch/arm/configs/mvebu_v5_defconfig b/arch/arm/configs/mvebu_v5_defconfig
@@ -188,7 +188,6 @@ CONFIG_CRYPTO_CBC=m
 CONFIG_CRYPTO_PCBC=m
 CONFIG_CRYPTO_DEV_MARVELL_CESA=y
 CONFIG_CRC_CCITT=y
-CONFIG_LIBCRC32C=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y
 CONFIG_MAGIC_SYSRQ=y

diff --git a/arch/arm/configs/mxs_defconfig b/arch/arm/configs/mxs_defconfig
@@ -161,7 +161,6 @@ CONFIG_NLS_ISO8859_1=y
 CONFIG_NLS_ISO8859_15=y
 CONFIG_CRYPTO_DEV_MXS_DCP=y
 CONFIG_CRC_ITU_T=m
-CONFIG_CRC7=m
 CONFIG_FONTS=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_KERNEL=y

diff --git a/arch/arm/configs/omap1_defconfig b/arch/arm/configs/omap1_defconfig
@@ -221,7 +221,6 @@ CONFIG_CRYPTO_PCBC=y
 CONFIG_CRYPTO_DEFLATE=y
 CONFIG_CRYPTO_LZO=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
-CONFIG_LIBCRC32C=y
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y
 CONFIG_FONT_8x16=y

diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig
@@ -710,8 +710,6 @@ CONFIG_CRYPTO_DEV_OMAP_DES=m
 CONFIG_CRC_CCITT=y
 CONFIG_CRC_T10DIF=y
 CONFIG_CRC_ITU_T=y
-CONFIG_CRC7=y
-CONFIG_LIBCRC32C=y
 CONFIG_DMA_CMA=y
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y

diff --git a/arch/arm/configs/spitz_defconfig b/arch/arm/configs/spitz_defconfig
@@ -235,7 +235,6 @@ CONFIG_CRYPTO_MICHAEL_MIC=m
 CONFIG_CRYPTO_SHA512=m
 CONFIG_CRYPTO_WP512=m
 CONFIG_CRC_CCITT=y
-CONFIG_LIBCRC32C=m
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y
 CONFIG_FONT_8x16=y

diff --git a/arch/arm/configs/stm32_defconfig b/arch/arm/configs/stm32_defconfig
@@ -75,7 +75,6 @@ CONFIG_EXT3_FS=y
 # CONFIG_INOTIFY_USER is not set
 CONFIG_NLS=y
 CONFIG_CRC_ITU_T=y
-CONFIG_CRC7=y
 CONFIG_PRINTK_TIME=y
 # CONFIG_DEBUG_BUGVERBOSE is not set
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y

diff --git a/arch/arm/configs/wpcm450_defconfig b/arch/arm/configs/wpcm450_defconfig
@@ -193,7 +193,6 @@ CONFIG_PKCS7_MESSAGE_PARSER=y
 CONFIG_SYSTEM_TRUSTED_KEYRING=y
 CONFIG_CRC_CCITT=y
 CONFIG_CRC_ITU_T=m
-CONFIG_LIBCRC32C=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_MAGIC_SYSRQ=y

diff --git a/arch/arm/lib/crc-t10dif-glue.c b/arch/arm/lib/crc-t10dif-glue.c
@@ -69,12 +69,6 @@ static void __exit crc_t10dif_arm_exit(void)
 }
 module_exit(crc_t10dif_arm_exit);
 
-bool crc_t10dif_is_optimized(void)
-{
-	return static_key_enabled(&have_neon);
-}
-EXPORT_SYMBOL(crc_t10dif_is_optimized);
-
 MODULE_AUTHOR("Ard Biesheuvel <[email protected]>");
 MODULE_DESCRIPTION("Accelerated CRC-T10DIF using ARM NEON and Crypto Extensions");
 MODULE_LICENSE("GPL v2");
diff --git a/arch/arm/lib/crc32-glue.c b/arch/arm/lib/crc32-glue.c
@@ -59,22 +59,22 @@ u32 crc32_le_arch(u32 crc, const u8 *p, size_t len)
 }
 EXPORT_SYMBOL(crc32_le_arch);
 
-static u32 crc32c_le_scalar(u32 crc, const u8 *p, size_t len)
+static u32 crc32c_scalar(u32 crc, const u8 *p, size_t len)
 {
 	if (static_branch_likely(&have_crc32))
 		return crc32c_armv8_le(crc, p, len);
-	return crc32c_le_base(crc, p, len);
+	return crc32c_base(crc, p, len);
 }
 
-u32 crc32c_le_arch(u32 crc, const u8 *p, size_t len)
+u32 crc32c_arch(u32 crc, const u8 *p, size_t len)
 {
 	if (len >= PMULL_MIN_LEN + 15 &&
 	    static_branch_likely(&have_pmull) && crypto_simd_usable()) {
 		size_t n = -(uintptr_t)p & 15;
 
 		/* align p to 16-byte boundary */
 		if (n) {
-			crc = crc32c_le_scalar(crc, p, n);
+			crc = crc32c_scalar(crc, p, n);
 			p += n;
 			len -= n;
 		}
@@ -85,9 +85,9 @@ u32 crc32c_le_arch(u32 crc, const u8 *p, size_t len)
 		p += n;
 		len -= n;
 	}
-	return crc32c_le_scalar(crc, p, len);
+	return crc32c_scalar(crc, p, len);
 }
-EXPORT_SYMBOL(crc32c_le_arch);
+EXPORT_SYMBOL(crc32c_arch);
 
 u32 crc32_be_arch(u32 crc, const u8 *p, size_t len)
 {

diff --git a/arch/arm64/lib/crc-t10dif-glue.c b/arch/arm64/lib/crc-t10dif-glue.c
@@ -70,12 +70,6 @@ static void __exit crc_t10dif_arm64_exit(void)
 }
 module_exit(crc_t10dif_arm64_exit);
 
-bool crc_t10dif_is_optimized(void)
-{
-	return static_key_enabled(&have_asimd);
-}
-EXPORT_SYMBOL(crc_t10dif_is_optimized);
-
 MODULE_AUTHOR("Ard Biesheuvel <[email protected]>");
 MODULE_DESCRIPTION("CRC-T10DIF using arm64 NEON and Crypto Extensions");
 MODULE_LICENSE("GPL v2");
diff --git a/arch/arm64/lib/crc32-glue.c b/arch/arm64/lib/crc32-glue.c
@@ -22,7 +22,7 @@ asmlinkage u32 crc32_le_arm64_4way(u32 crc, unsigned char const *p, size_t len);
 asmlinkage u32 crc32c_le_arm64_4way(u32 crc, unsigned char const *p, size_t len);
 asmlinkage u32 crc32_be_arm64_4way(u32 crc, unsigned char const *p, size_t len);
 
-u32 __pure crc32_le_arch(u32 crc, const u8 *p, size_t len)
+u32 crc32_le_arch(u32 crc, const u8 *p, size_t len)
 {
 	if (!alternative_has_cap_likely(ARM64_HAS_CRC32))
 		return crc32_le_base(crc, p, len);
@@ -43,10 +43,10 @@ u32 __pure crc32_le_arch(u32 crc, const u8 *p, size_t len)
 }
 EXPORT_SYMBOL(crc32_le_arch);
 
-u32 __pure crc32c_le_arch(u32 crc, const u8 *p, size_t len)
+u32 crc32c_arch(u32 crc, const u8 *p, size_t len)
 {
 	if (!alternative_has_cap_likely(ARM64_HAS_CRC32))
-		return crc32c_le_base(crc, p, len);
+		return crc32c_base(crc, p, len);
 
 	if (len >= min_len && cpu_have_named_feature(PMULL) && crypto_simd_usable()) {
 		kernel_neon_begin();
@@ -62,9 +62,9 @@ u32 __pure crc32c_le_arch(u32 crc, const u8 *p, size_t len)
 
 	return crc32c_le_arm64(crc, p, len);
 }
-EXPORT_SYMBOL(crc32c_le_arch);
+EXPORT_SYMBOL(crc32c_arch);
 
-u32 __pure crc32_be_arch(u32 crc, const u8 *p, size_t len)
+u32 crc32_be_arch(u32 crc, const u8 *p, size_t len)
 {
 	if (!alternative_has_cap_likely(ARM64_HAS_CRC32))
 		return crc32_be_base(crc, p, len);

diff --git a/arch/hexagon/configs/comet_defconfig b/arch/hexagon/configs/comet_defconfig
@@ -75,7 +75,6 @@ CONFIG_CRYPTO_MD5=y
 CONFIG_CRC_CCITT=y
 CONFIG_CRC16=y
 CONFIG_CRC_T10DIF=y
-CONFIG_LIBCRC32C=y
 CONFIG_FRAME_WARN=0
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_FS=y

diff --git a/arch/loongarch/lib/crc32-loongarch.c b/arch/loongarch/lib/crc32-loongarch.c
@@ -65,10 +65,10 @@ u32 crc32_le_arch(u32 crc, const u8 *p, size_t len)
 }
 EXPORT_SYMBOL(crc32_le_arch);
 
-u32 crc32c_le_arch(u32 crc, const u8 *p, size_t len)
+u32 crc32c_arch(u32 crc, const u8 *p, size_t len)
 {
 	if (!static_branch_likely(&have_crc32))
-		return crc32c_le_base(crc, p, len);
+		return crc32c_base(crc, p, len);
 
 	while (len >= sizeof(u64)) {
 		u64 value = get_unaligned_le64(p);
@@ -100,7 +100,7 @@ u32 crc32c_le_arch(u32 crc, const u8 *p, size_t len)
 
 	return crc;
 }
-EXPORT_SYMBOL(crc32c_le_arch);
+EXPORT_SYMBOL(crc32c_arch);
 
 u32 crc32_be_arch(u32 crc, const u8 *p, size_t len)
 {

diff --git a/arch/mips/configs/bcm47xx_defconfig b/arch/mips/configs/bcm47xx_defconfig
@@ -69,7 +69,6 @@ CONFIG_USB_HCD_BCMA=y
 CONFIG_USB_HCD_SSB=y
 CONFIG_LEDS_TRIGGER_TIMER=y
 CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
-CONFIG_CRC32_SARWATE=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y
 CONFIG_DEBUG_INFO_REDUCED=y

diff --git a/arch/mips/configs/bigsur_defconfig b/arch/mips/configs/bigsur_defconfig
@@ -239,7 +239,6 @@ CONFIG_CRYPTO_TEA=m
 CONFIG_CRYPTO_TWOFISH=m
 CONFIG_CRYPTO_LZO=m
 CONFIG_CRC_T10DIF=m
-CONFIG_CRC7=m
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_MEMORY_INIT=y
 CONFIG_DETECT_HUNG_TASK=y

diff --git a/arch/mips/configs/cobalt_defconfig b/arch/mips/configs/cobalt_defconfig
@@ -70,4 +70,3 @@ CONFIG_NFS_FS=y
 CONFIG_NFS_V3_ACL=y
 CONFIG_NFSD=y
 CONFIG_NFSD_V3_ACL=y
-CONFIG_LIBCRC32C=y
diff --git a/arch/mips/configs/db1xxx_defconfig b/arch/mips/configs/db1xxx_defconfig
@@ -216,7 +216,6 @@ CONFIG_CRYPTO_USER=y
 CONFIG_CRYPTO_CRYPTD=y
 CONFIG_CRYPTO_USER_API_HASH=y
 CONFIG_CRYPTO_USER_API_SKCIPHER=y
-CONFIG_CRC32_SLICEBY4=y
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y
 CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/mips/configs/decstation_64_defconfig b/arch/mips/configs/decstation_64_defconfig
@@ -180,7 +180,6 @@ CONFIG_CRYPTO_XTS=m
 CONFIG_CRYPTO_CMAC=m
 CONFIG_CRYPTO_XCBC=m
 CONFIG_CRYPTO_CRC32=m
-CONFIG_CRYPTO_CRCT10DIF=m
 CONFIG_CRYPTO_MD4=m
 CONFIG_CRYPTO_MICHAEL_MIC=m
 CONFIG_CRYPTO_RMD160=m

diff --git a/arch/mips/configs/decstation_defconfig b/arch/mips/configs/decstation_defconfig
@@ -175,7 +175,6 @@ CONFIG_CRYPTO_XTS=m
 CONFIG_CRYPTO_CMAC=m
 CONFIG_CRYPTO_XCBC=m
 CONFIG_CRYPTO_CRC32=m
-CONFIG_CRYPTO_CRCT10DIF=m
 CONFIG_CRYPTO_MD4=m
 CONFIG_CRYPTO_MICHAEL_MIC=m
 CONFIG_CRYPTO_RMD160=m

diff --git a/arch/mips/configs/decstation_r4k_defconfig b/arch/mips/configs/decstation_r4k_defconfig
@@ -175,7 +175,6 @@ CONFIG_CRYPTO_XTS=m
 CONFIG_CRYPTO_CMAC=m
 CONFIG_CRYPTO_XCBC=m
 CONFIG_CRYPTO_CRC32=m
-CONFIG_CRYPTO_CRCT10DIF=m
 CONFIG_CRYPTO_MD4=m
 CONFIG_CRYPTO_MICHAEL_MIC=m
 CONFIG_CRYPTO_RMD160=m

diff --git a/arch/mips/configs/fuloong2e_defconfig b/arch/mips/configs/fuloong2e_defconfig
@@ -219,4 +219,3 @@ CONFIG_CRYPTO_DEFLATE=m
 CONFIG_CRYPTO_LZO=m
 # CONFIG_CRYPTO_HW is not set
 CONFIG_CRC_CCITT=y
-CONFIG_CRC7=m
diff --git a/arch/mips/configs/ip32_defconfig b/arch/mips/configs/ip32_defconfig
@@ -178,7 +178,6 @@ CONFIG_CRYPTO_TEA=y
 CONFIG_CRYPTO_TWOFISH=y
 CONFIG_CRYPTO_DEFLATE=y
 CONFIG_CRC_T10DIF=y
-CONFIG_LIBCRC32C=y
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y
 CONFIG_FONT_8x16=y

diff --git a/arch/mips/configs/rt305x_defconfig b/arch/mips/configs/rt305x_defconfig
@@ -129,7 +129,6 @@ CONFIG_SQUASHFS=y
 CONFIG_SQUASHFS_XZ=y
 CONFIG_CRYPTO_ARC4=m
 CONFIG_CRC_ITU_T=m
-CONFIG_CRC32_SARWATE=y
 # CONFIG_XZ_DEC_X86 is not set
 # CONFIG_XZ_DEC_POWERPC is not set
 # CONFIG_XZ_DEC_IA64 is not set

diff --git a/arch/mips/configs/xway_defconfig b/arch/mips/configs/xway_defconfig
@@ -141,7 +141,6 @@ CONFIG_SQUASHFS=y
 CONFIG_SQUASHFS_XZ=y
 CONFIG_CRYPTO_ARC4=m
 CONFIG_CRC_ITU_T=m
-CONFIG_CRC32_SARWATE=y
 CONFIG_PRINTK_TIME=y
 CONFIG_STRIP_ASM_SYMS=y
 CONFIG_DEBUG_FS=y

diff --git a/arch/mips/lib/crc32-mips.c b/arch/mips/lib/crc32-mips.c
@@ -16,15 +16,6 @@
 #include <asm/mipsregs.h>
 #include <linux/unaligned.h>
 
-enum crc_op_size {
-	b, h, w, d,
-};
-
-enum crc_type {
-	crc32,
-	crc32c,
-};
-
 #ifndef TOOLCHAIN_SUPPORTS_CRC
 #define _ASM_SET_CRC(OP, SZ, TYPE)					  \
 _ASM_MACRO_3R(OP, rt, rs, rt2,						  \
@@ -117,10 +108,10 @@ u32 crc32_le_arch(u32 crc, const u8 *p, size_t len)
 }
 EXPORT_SYMBOL(crc32_le_arch);
 
-u32 crc32c_le_arch(u32 crc, const u8 *p, size_t len)
+u32 crc32c_arch(u32 crc, const u8 *p, size_t len)
 {
 	if (!static_branch_likely(&have_crc32))
-		return crc32c_le_base(crc, p, len);
+		return crc32c_base(crc, p, len);
 
 	if (IS_ENABLED(CONFIG_64BIT)) {
 		for (; len >= sizeof(u64); p += sizeof(u64), len -= sizeof(u64)) {
@@ -158,7 +149,7 @@ u32 crc32c_le_arch(u32 crc, const u8 *p, size_t len)
 	}
 	return crc;
 }
-EXPORT_SYMBOL(crc32c_le_arch);
+EXPORT_SYMBOL(crc32c_arch);
 
 u32 crc32_be_arch(u32 crc, const u8 *p, size_t len)
 {

diff --git a/arch/parisc/configs/generic-64bit_defconfig b/arch/parisc/configs/generic-64bit_defconfig
@@ -293,7 +293,6 @@ CONFIG_CRYPTO_MICHAEL_MIC=m
 CONFIG_CRYPTO_DEFLATE=m
 # CONFIG_CRYPTO_HW is not set
 CONFIG_CRC_CCITT=m
-CONFIG_LIBCRC32C=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_STRIP_ASM_SYMS=y

diff --git a/arch/powerpc/configs/85xx/ge_imp3a_defconfig b/arch/powerpc/configs/85xx/ge_imp3a_defconfig
@@ -223,7 +223,6 @@ CONFIG_NLS_KOI8_U=m
 CONFIG_NLS_UTF8=y
 CONFIG_CRC_CCITT=y
 CONFIG_CRC_T10DIF=y
-CONFIG_LIBCRC32C=y
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_CRYPTO_CBC=y
 CONFIG_CRYPTO_MD5=y

diff --git a/arch/powerpc/configs/adder875_defconfig b/arch/powerpc/configs/adder875_defconfig
@@ -44,7 +44,6 @@ CONFIG_TMPFS=y
 CONFIG_CRAMFS=y
 CONFIG_NFS_FS=y
 CONFIG_ROOT_NFS=y
-CONFIG_CRC32_SLICEBY4=y
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y
 CONFIG_DEBUG_FS=y
 CONFIG_MAGIC_SYSRQ=y

diff --git a/arch/powerpc/configs/ep88xc_defconfig b/arch/powerpc/configs/ep88xc_defconfig
@@ -47,7 +47,6 @@ CONFIG_TMPFS=y
 CONFIG_CRAMFS=y
 CONFIG_NFS_FS=y
 CONFIG_ROOT_NFS=y
-CONFIG_CRC32_SLICEBY4=y
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_DETECT_HUNG_TASK=y
diff --git a/arch/powerpc/configs/mpc866_ads_defconfig b/arch/powerpc/configs/mpc866_ads_defconfig
@@ -39,4 +39,3 @@ CONFIG_CRAMFS=y
 CONFIG_NFS_FS=y
 CONFIG_ROOT_NFS=y
 CONFIG_CRC_CCITT=y
-CONFIG_CRC32_SLICEBY4=y