diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71-e3000/0113-lib-crc-Use-consistent-naming-for-CRC-32-polynomials.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71-e3000/0113-lib-crc-Use-consistent-naming-for-CRC-32-polynomials.patch | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71-e3000/0113-lib-crc-Use-consistent-naming-for-CRC-32-polynomials.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71-e3000/0113-lib-crc-Use-consistent-naming-for-CRC-32-polynomials.patch new file mode 100644 index 00000000..9b5511cd --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71-e3000/0113-lib-crc-Use-consistent-naming-for-CRC-32-polynomials.patch @@ -0,0 +1,104 @@ +From 42b2ec07bcaa1a833a595937df05a7ee07627ef4 Mon Sep 17 00:00:00 2001 +From: Krzysztof Kozlowski <krzk@kernel.org> +Date: Tue, 17 Jul 2018 18:05:37 +0200 +Subject: [PATCH 113/131] lib/crc: Use consistent naming for CRC-32 polynomials + +Header was defining CRCPOLY_LE/BE and CRC32C_POLY_LE but in fact all of +them are CRC-32 polynomials so use consistent naming. + +Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> +Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> +Signed-off-by: Sudheesh Mavila <sudheesh.mavila@amd.com> +--- + include/linux/crc32poly.h | 4 ++-- + lib/crc32.c | 10 +++++----- + lib/gen_crc32table.c | 4 ++-- + 3 files changed, 9 insertions(+), 9 deletions(-) + +diff --git a/include/linux/crc32poly.h b/include/linux/crc32poly.h +index 7ad5aa9..62c4b77 100644 +--- a/include/linux/crc32poly.h ++++ b/include/linux/crc32poly.h +@@ -7,8 +7,8 @@ + * *the* standard CRC-32 polynomial, first popularized by Ethernet. + * x^32+x^26+x^23+x^22+x^16+x^12+x^11+x^10+x^8+x^7+x^5+x^4+x^2+x^1+x^0 + */ +-#define CRCPOLY_LE 0xedb88320 +-#define CRCPOLY_BE 0x04c11db7 ++#define CRC32_POLY_LE 0xedb88320 ++#define CRC32_POLY_BE 0x04c11db7 + + /* + * This is the CRC32c polynomial, as outlined by Castagnoli. +diff --git a/lib/crc32.c b/lib/crc32.c +index 82bfc053..7111c44 100644 +--- a/lib/crc32.c ++++ b/lib/crc32.c +@@ -185,7 +185,7 @@ static inline u32 __pure crc32_le_generic(u32 crc, unsigned char const *p, + #if CRC_LE_BITS == 1 + u32 __pure crc32_le(u32 crc, unsigned char const *p, size_t len) + { +- return crc32_le_generic(crc, p, len, NULL, CRCPOLY_LE); ++ return crc32_le_generic(crc, p, len, NULL, CRC32_POLY_LE); + } + u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len) + { +@@ -195,7 +195,7 @@ u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len) + u32 __pure crc32_le(u32 crc, unsigned char const *p, size_t len) + { + return crc32_le_generic(crc, p, len, +- (const u32 (*)[256])crc32table_le, CRCPOLY_LE); ++ (const u32 (*)[256])crc32table_le, CRC32_POLY_LE); + } + u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len) + { +@@ -269,7 +269,7 @@ static u32 __attribute_const__ crc32_generic_shift(u32 crc, size_t len, + + u32 __attribute_const__ crc32_le_shift(u32 crc, size_t len) + { +- return crc32_generic_shift(crc, len, CRCPOLY_LE); ++ return crc32_generic_shift(crc, len, CRC32_POLY_LE); + } + + u32 __attribute_const__ __crc32c_le_shift(u32 crc, size_t len) +@@ -331,13 +331,13 @@ static inline u32 __pure crc32_be_generic(u32 crc, unsigned char const *p, + #if CRC_LE_BITS == 1 + u32 __pure crc32_be(u32 crc, unsigned char const *p, size_t len) + { +- return crc32_be_generic(crc, p, len, NULL, CRCPOLY_BE); ++ return crc32_be_generic(crc, p, len, NULL, CRC32_POLY_BE); + } + #else + u32 __pure crc32_be(u32 crc, unsigned char const *p, size_t len) + { + return crc32_be_generic(crc, p, len, +- (const u32 (*)[256])crc32table_be, CRCPOLY_BE); ++ (const u32 (*)[256])crc32table_be, CRC32_POLY_BE); + } + #endif + EXPORT_SYMBOL(crc32_be); +diff --git a/lib/gen_crc32table.c b/lib/gen_crc32table.c +index 34c3bc8..f755b99 100644 +--- a/lib/gen_crc32table.c ++++ b/lib/gen_crc32table.c +@@ -58,7 +58,7 @@ static void crc32init_le_generic(const uint32_t polynomial, + + static void crc32init_le(void) + { +- crc32init_le_generic(CRCPOLY_LE, crc32table_le); ++ crc32init_le_generic(CRC32_POLY_LE, crc32table_le); + } + + static void crc32cinit_le(void) +@@ -77,7 +77,7 @@ static void crc32init_be(void) + crc32table_be[0][0] = 0; + + for (i = 1; i < BE_TABLE_SIZE; i <<= 1) { +- crc = (crc << 1) ^ ((crc & 0x80000000) ? CRCPOLY_BE : 0); ++ crc = (crc << 1) ^ ((crc & 0x80000000) ? CRC32_POLY_BE : 0); + for (j = 0; j < i; j++) + crc32table_be[0][i + j] = crc ^ crc32table_be[0][j]; + } +-- +2.7.4 + |