diff options
Diffstat (limited to 'arch/mips/cavium-octeon')
| -rw-r--r-- | arch/mips/cavium-octeon/Makefile | 2 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/crypto/Makefile | 8 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/crypto/octeon-md5.c | 214 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/executive/octeon-model.c | 31 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/octeon-crypto.c (renamed from arch/mips/cavium-octeon/crypto/octeon-crypto.c) | 0 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/octeon-platform.c | 4 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/smp.c | 2 |
7 files changed, 20 insertions, 241 deletions
diff --git a/arch/mips/cavium-octeon/Makefile b/arch/mips/cavium-octeon/Makefile index 2a5926578841..ab84ede0cbe0 100644 --- a/arch/mips/cavium-octeon/Makefile +++ b/arch/mips/cavium-octeon/Makefile @@ -11,9 +11,9 @@ obj-y := cpu.o setup.o octeon-platform.o octeon-irq.o csrc-octeon.o obj-y += dma-octeon.o +obj-y += octeon-crypto.o obj-y += octeon-memcpy.o obj-y += executive/ -obj-y += crypto/ obj-$(CONFIG_MTD) += flash_setup.o obj-$(CONFIG_SMP) += smp.o diff --git a/arch/mips/cavium-octeon/crypto/Makefile b/arch/mips/cavium-octeon/crypto/Makefile deleted file mode 100644 index 83f2f5dd93cc..000000000000 --- a/arch/mips/cavium-octeon/crypto/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 -# -# OCTEON-specific crypto modules. -# - -obj-y += octeon-crypto.o - -obj-$(CONFIG_CRYPTO_MD5_OCTEON) += octeon-md5.o diff --git a/arch/mips/cavium-octeon/crypto/octeon-md5.c b/arch/mips/cavium-octeon/crypto/octeon-md5.c deleted file mode 100644 index a8ce831e2ceb..000000000000 --- a/arch/mips/cavium-octeon/crypto/octeon-md5.c +++ /dev/null @@ -1,214 +0,0 @@ -/* - * Cryptographic API. - * - * MD5 Message Digest Algorithm (RFC1321). - * - * Adapted for OCTEON by Aaro Koskinen <aaro.koskinen@iki.fi>. - * - * Based on crypto/md5.c, which is: - * - * Derived from cryptoapi implementation, originally based on the - * public domain implementation written by Colin Plumb in 1993. - * - * Copyright (c) Cryptoapi developers. - * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - */ - -#include <asm/octeon/crypto.h> -#include <asm/octeon/octeon.h> -#include <crypto/internal/hash.h> -#include <crypto/md5.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/string.h> -#include <linux/unaligned.h> - -struct octeon_md5_state { - __le32 hash[MD5_HASH_WORDS]; - u64 byte_count; -}; - -/* - * We pass everything as 64-bit. OCTEON can handle misaligned data. - */ - -static void octeon_md5_store_hash(struct octeon_md5_state *ctx) -{ - u64 *hash = (u64 *)ctx->hash; - - write_octeon_64bit_hash_dword(hash[0], 0); - write_octeon_64bit_hash_dword(hash[1], 1); -} - -static void octeon_md5_read_hash(struct octeon_md5_state *ctx) -{ - u64 *hash = (u64 *)ctx->hash; - - hash[0] = read_octeon_64bit_hash_dword(0); - hash[1] = read_octeon_64bit_hash_dword(1); -} - -static void octeon_md5_transform(const void *_block) -{ - const u64 *block = _block; - - write_octeon_64bit_block_dword(block[0], 0); - write_octeon_64bit_block_dword(block[1], 1); - write_octeon_64bit_block_dword(block[2], 2); - write_octeon_64bit_block_dword(block[3], 3); - write_octeon_64bit_block_dword(block[4], 4); - write_octeon_64bit_block_dword(block[5], 5); - write_octeon_64bit_block_dword(block[6], 6); - octeon_md5_start(block[7]); -} - -static int octeon_md5_init(struct shash_desc *desc) -{ - struct octeon_md5_state *mctx = shash_desc_ctx(desc); - - mctx->hash[0] = cpu_to_le32(MD5_H0); - mctx->hash[1] = cpu_to_le32(MD5_H1); - mctx->hash[2] = cpu_to_le32(MD5_H2); - mctx->hash[3] = cpu_to_le32(MD5_H3); - mctx->byte_count = 0; - - return 0; -} - -static int octeon_md5_update(struct shash_desc *desc, const u8 *data, - unsigned int len) -{ - struct octeon_md5_state *mctx = shash_desc_ctx(desc); - struct octeon_cop2_state state; - unsigned long flags; - - mctx->byte_count += len; - flags = octeon_crypto_enable(&state); - octeon_md5_store_hash(mctx); - - do { - octeon_md5_transform(data); - data += MD5_HMAC_BLOCK_SIZE; - len -= MD5_HMAC_BLOCK_SIZE; - } while (len >= MD5_HMAC_BLOCK_SIZE); - - octeon_md5_read_hash(mctx); - octeon_crypto_disable(&state, flags); - mctx->byte_count -= len; - return len; -} - -static int octeon_md5_finup(struct shash_desc *desc, const u8 *src, - unsigned int offset, u8 *out) -{ - struct octeon_md5_state *mctx = shash_desc_ctx(desc); - int padding = 56 - (offset + 1); - struct octeon_cop2_state state; - u32 block[MD5_BLOCK_WORDS]; - unsigned long flags; - char *p; - - p = memcpy(block, src, offset); - p += offset; - *p++ = 0x80; - - flags = octeon_crypto_enable(&state); - octeon_md5_store_hash(mctx); - - if (padding < 0) { - memset(p, 0x00, padding + sizeof(u64)); - octeon_md5_transform(block); - p = (char *)block; - padding = 56; - } - - memset(p, 0, padding); - mctx->byte_count += offset; - block[14] = mctx->byte_count << 3; - block[15] = mctx->byte_count >> 29; - cpu_to_le32_array(block + 14, 2); - octeon_md5_transform(block); - - octeon_md5_read_hash(mctx); - octeon_crypto_disable(&state, flags); - - memzero_explicit(block, sizeof(block)); - memcpy(out, mctx->hash, sizeof(mctx->hash)); - - return 0; -} - -static int octeon_md5_export(struct shash_desc *desc, void *out) -{ - struct octeon_md5_state *ctx = shash_desc_ctx(desc); - union { - u8 *u8; - u32 *u32; - u64 *u64; - } p = { .u8 = out }; - int i; - - for (i = 0; i < MD5_HASH_WORDS; i++) - put_unaligned(le32_to_cpu(ctx->hash[i]), p.u32++); - put_unaligned(ctx->byte_count, p.u64); - return 0; -} - -static int octeon_md5_import(struct shash_desc *desc, const void *in) -{ - struct octeon_md5_state *ctx = shash_desc_ctx(desc); - union { - const u8 *u8; - const u32 *u32; - const u64 *u64; - } p = { .u8 = in }; - int i; - - for (i = 0; i < MD5_HASH_WORDS; i++) - ctx->hash[i] = cpu_to_le32(get_unaligned(p.u32++)); - ctx->byte_count = get_unaligned(p.u64); - return 0; -} - -static struct shash_alg alg = { - .digestsize = MD5_DIGEST_SIZE, - .init = octeon_md5_init, - .update = octeon_md5_update, - .finup = octeon_md5_finup, - .export = octeon_md5_export, - .import = octeon_md5_import, - .statesize = MD5_STATE_SIZE, - .descsize = sizeof(struct octeon_md5_state), - .base = { - .cra_name = "md5", - .cra_driver_name= "octeon-md5", - .cra_priority = OCTEON_CR_OPCODE_PRIORITY, - .cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY, - .cra_blocksize = MD5_HMAC_BLOCK_SIZE, - .cra_module = THIS_MODULE, - } -}; - -static int __init md5_mod_init(void) -{ - if (!octeon_has_crypto()) - return -ENOTSUPP; - return crypto_register_shash(&alg); -} - -static void __exit md5_mod_fini(void) -{ - crypto_unregister_shash(&alg); -} - -module_init(md5_mod_init); -module_exit(md5_mod_fini); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("MD5 Message Digest Algorithm (OCTEON)"); -MODULE_AUTHOR("Aaro Koskinen <aaro.koskinen@iki.fi>"); diff --git a/arch/mips/cavium-octeon/executive/octeon-model.c b/arch/mips/cavium-octeon/executive/octeon-model.c index 657dbad9644e..98996cc0857e 100644 --- a/arch/mips/cavium-octeon/executive/octeon-model.c +++ b/arch/mips/cavium-octeon/executive/octeon-model.c @@ -25,6 +25,7 @@ * Contact Cavium Networks for more information ***********************license end**************************************/ +#include <linux/string.h> #include <asm/octeon/octeon.h> enum octeon_feature_bits __octeon_feature_bits __read_mostly; @@ -208,16 +209,16 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, */ switch (chip_id & 0xf) { case 0: - strcpy(pass, "1.X"); + strscpy(pass, "1.X"); break; case 1: - strcpy(pass, "2.X"); + strscpy(pass, "2.X"); break; case 3: - strcpy(pass, "3.X"); + strscpy(pass, "3.X"); break; default: - strcpy(pass, "X.X"); + strscpy(pass, "X.X"); break; } break; @@ -232,13 +233,13 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, */ switch (chip_id & 0xf) { case 0: - strcpy(pass, "1.0"); + strscpy(pass, "1.0"); break; case 2: - strcpy(pass, "1.1"); + strscpy(pass, "1.1"); break; default: - strcpy(pass, "X.X"); + strscpy(pass, "X.X"); break; } break; @@ -253,13 +254,13 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, */ switch (chip_id & 0xf) { case 0: - strcpy(pass, "1.0"); + strscpy(pass, "1.0"); break; case 2: - strcpy(pass, "1.1"); + strscpy(pass, "1.1"); break; default: - strcpy(pass, "X.X"); + strscpy(pass, "X.X"); break; } break; @@ -273,16 +274,16 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, if ((chip_id & 0xFF) < 0x8) { switch (chip_id & 0x3) { case 0: - strcpy(pass, "1.0"); + strscpy(pass, "1.0"); break; case 1: - strcpy(pass, "1.1"); + strscpy(pass, "1.1"); break; case 3: - strcpy(pass, "1.2"); + strscpy(pass, "1.2"); break; default: - strcpy(pass, "1.X"); + strscpy(pass, "1.X"); break; } } @@ -447,7 +448,7 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, default: family = "XX"; core_model = "XX"; - strcpy(pass, "X.X"); + strscpy(pass, "X.X"); suffix = "XXX"; break; } diff --git a/arch/mips/cavium-octeon/crypto/octeon-crypto.c b/arch/mips/cavium-octeon/octeon-crypto.c index 0ff8559391f5..0ff8559391f5 100644 --- a/arch/mips/cavium-octeon/crypto/octeon-crypto.c +++ b/arch/mips/cavium-octeon/octeon-crypto.c diff --git a/arch/mips/cavium-octeon/octeon-platform.c b/arch/mips/cavium-octeon/octeon-platform.c index 5e1dd4e6e82f..47677b5d7ed0 100644 --- a/arch/mips/cavium-octeon/octeon-platform.c +++ b/arch/mips/cavium-octeon/octeon-platform.c @@ -13,6 +13,7 @@ #include <linux/of_fdt.h> #include <linux/platform_device.h> #include <linux/libfdt.h> +#include <linux/string.h> #include <asm/octeon/octeon.h> #include <asm/octeon/cvmx-helper-board.h> @@ -538,8 +539,7 @@ static void __init octeon_fdt_set_phy(int eth, int phy_addr) if (octeon_has_88e1145()) { fdt_nop_property(initial_boot_params, phy, "marvell,reg-init"); - memset(new_name, 0, sizeof(new_name)); - strcpy(new_name, "marvell,88e1145"); + strscpy_pad(new_name, "marvell,88e1145"); p = fdt_getprop(initial_boot_params, phy, "compatible", ¤t_len); if (p && current_len >= strlen(new_name)) diff --git a/arch/mips/cavium-octeon/smp.c b/arch/mips/cavium-octeon/smp.c index 08ea2cde1eb5..054e331b3202 100644 --- a/arch/mips/cavium-octeon/smp.c +++ b/arch/mips/cavium-octeon/smp.c @@ -334,7 +334,7 @@ static void octeon_cpu_die(unsigned int cpu) new_mask = *p; } - pr_info("Reset core %d. Available Coremask = 0x%x \n", coreid, new_mask); + pr_info("Reset core %d. Available Coremask = 0x%x\n", coreid, new_mask); mb(); cvmx_write_csr(CVMX_CIU_PP_RST, 1 << coreid); cvmx_write_csr(CVMX_CIU_PP_RST, 0); |