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Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Browse Source 
Pull crypto updates from Herbert Xu:
 "API:

   - Delay boot-up self-test for built-in algorithms

  Algorithms:

   - Remove fallback path on arm64 as SIMD now runs with softirq off

  Drivers:

   - Add Keem Bay OCS ECC Driver"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (61 commits)
  crypto: testmgr - fix wrong key length for pkcs1pad
  crypto: pcrypt - Delay write to padata->info
  crypto: ccp - Make use of the helper macro kthread_run()
  crypto: sa2ul - Use the defined variable to clean code
  crypto: s5p-sss - Add error handling in s5p_aes_probe()
  crypto: keembay-ocs-ecc - Add Keem Bay OCS ECC Driver
  dt-bindings: crypto: Add Keem Bay ECC bindings
  crypto: ecc - Export additional helper functions
  crypto: ecc - Move ecc.h to include/crypto/internal
  crypto: engine - Add KPP Support to Crypto Engine
  crypto: api - Do not create test larvals if manager is disabled
  crypto: tcrypt - fix skcipher multi-buffer tests for 1420B blocks
  hwrng: s390 - replace snprintf in show functions with sysfs_emit
  crypto: octeontx2 - set assoclen in aead_do_fallback()
  crypto: ccp - Fix whitespace in sev_cmd_buffer_len()
  hwrng: mtk - Force runtime pm ops for sleep ops
  crypto: testmgr - Only disable migration in crypto_disable_simd_for_test()
  crypto: qat - share adf_enable_pf2vf_comms() from adf_pf2vf_msg.c
  crypto: qat - extract send and wait from adf_vf2pf_request_version()
  crypto: qat - add VF and PF wrappers to common send function
  ...
This commit is contained in:
Linus Torvalds 2021-11-01 21:24:02 -07:00
commit bfc484fe6a
68 changed files with 2145 additions and 1173 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Documentation/crypto/crypto_engine.rst
View File

@ -69,6 +69,8 @@ the crypto engine via one of:
* crypto_transfer_hash_request_to_engine()
* crypto_transfer_kpp_request_to_engine()
* crypto_transfer_skcipher_request_to_engine()
At the end of the request process, a call to one of the following functions is needed:
@ -79,4 +81,6 @@ At the end of the request process, a call to one of the following functions is n
* crypto_finalize_hash_request()
* crypto_finalize_kpp_request()
* crypto_finalize_skcipher_request()

47
Documentation/devicetree/bindings/crypto/intel,keembay-ocs-ecc.yaml Normal file
View File

@ -0,0 +1,47 @@
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/crypto/intel,keembay-ocs-ecc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Intel Keem Bay OCS ECC Device Tree Bindings
maintainers:
- Daniele Alessandrelli <daniele.alessandrelli@intel.com>
- Prabhjot Khurana <prabhjot.khurana@intel.com>
description:
The Intel Keem Bay Offload and Crypto Subsystem (OCS) Elliptic Curve
Cryptography (ECC) device provides hardware acceleration for elliptic curve
cryptography using the NIST P-256 and NIST P-384 elliptic curves.
properties:
compatible:
const: intel,keembay-ocs-ecc
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
maxItems: 1
required:
- compatible
- reg
- interrupts
- clocks
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
crypto@30001000 {
compatible = "intel,keembay-ocs-ecc";
reg = <0x30001000 0x1000>;
interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&scmi_clk 95>;
};

11
MAINTAINERS
View File

@ -9556,6 +9556,17 @@ F: drivers/crypto/keembay/keembay-ocs-aes-core.c
F: drivers/crypto/keembay/ocs-aes.c
F: drivers/crypto/keembay/ocs-aes.h
INTEL KEEM BAY OCS ECC CRYPTO DRIVER
M: Daniele Alessandrelli <daniele.alessandrelli@intel.com>
M: Prabhjot Khurana <prabhjot.khurana@intel.com>
M: Mark Gross <mgross@linux.intel.com>
S: Maintained
F: Documentation/devicetree/bindings/crypto/intel,keembay-ocs-ecc.yaml
F: drivers/crypto/keembay/Kconfig
F: drivers/crypto/keembay/Makefile
F: drivers/crypto/keembay/keembay-ocs-ecc.c
F: drivers/crypto/keembay/ocs-ecc-curve-defs.h
INTEL KEEM BAY OCS HCU CRYPTO DRIVER
M: Daniele Alessandrelli <daniele.alessandrelli@intel.com>
M: Declan Murphy <declan.murphy@intel.com>

6
arch/arm64/crypto/Kconfig
View File

@ -88,16 +88,12 @@ config CRYPTO_AES_ARM64_CE_BLK
depends on KERNEL_MODE_NEON
select CRYPTO_SKCIPHER
select CRYPTO_AES_ARM64_CE
select CRYPTO_AES_ARM64
select CRYPTO_SIMD
config CRYPTO_AES_ARM64_NEON_BLK
tristate "AES in ECB/CBC/CTR/XTS modes using NEON instructions"
depends on KERNEL_MODE_NEON
select CRYPTO_SKCIPHER
select CRYPTO_AES_ARM64
select CRYPTO_LIB_AES
select CRYPTO_SIMD
config CRYPTO_CHACHA20_NEON
tristate "ChaCha20, XChaCha20, and XChaCha12 stream ciphers using NEON instructions"
@ -122,8 +118,6 @@ config CRYPTO_AES_ARM64_BS
depends on KERNEL_MODE_NEON
select CRYPTO_SKCIPHER
select CRYPTO_AES_ARM64_NEON_BLK
select CRYPTO_AES_ARM64
select CRYPTO_LIB_AES
select CRYPTO_SIMD
endif

24
arch/arm64/crypto/aes-ce-ccm-core.S
View File

@ -12,22 +12,21 @@
.arch armv8-a+crypto
/*
* void ce_aes_ccm_auth_data(u8 mac[], u8 const in[], u32 abytes,
* u32 *macp, u8 const rk[], u32 rounds);
* u32 ce_aes_ccm_auth_data(u8 mac[], u8 const in[], u32 abytes,
* u32 macp, u8 const rk[], u32 rounds);
*/
SYM_FUNC_START(ce_aes_ccm_auth_data)
ldr w8, [x3] /* leftover from prev round? */
ld1 {v0.16b}, [x0] /* load mac */
cbz w8, 1f
sub w8, w8, #16
cbz w3, 1f
sub w3, w3, #16
eor v1.16b, v1.16b, v1.16b
0: ldrb w7, [x1], #1 /* get 1 byte of input */
subs w2, w2, #1
add w8, w8, #1
add w3, w3, #1
ins v1.b[0], w7
ext v1.16b, v1.16b, v1.16b, #1 /* rotate in the input bytes */
beq 8f /* out of input? */
cbnz w8, 0b
cbnz w3, 0b
eor v0.16b, v0.16b, v1.16b
1: ld1 {v3.4s}, [x4] /* load first round key */
prfm pldl1strm, [x1]
@ -62,7 +61,7 @@ SYM_FUNC_START(ce_aes_ccm_auth_data)
beq 10f
adds w2, w2, #16
beq 10f
mov w8, w2
mov w3, w2
7: ldrb w7, [x1], #1
umov w6, v0.b[0]
eor w6, w6, w7
@ -71,15 +70,15 @@ SYM_FUNC_START(ce_aes_ccm_auth_data)
beq 10f
ext v0.16b, v0.16b, v0.16b, #1 /* rotate out the mac bytes */
b 7b
8: cbz w8, 91f
mov w7, w8
add w8, w8, #16
8: cbz w3, 91f
mov w7, w3
add w3, w3, #16
9: ext v1.16b, v1.16b, v1.16b, #1
adds w7, w7, #1
bne 9b
91: eor v0.16b, v0.16b, v1.16b
st1 {v0.16b}, [x0]
10: str w8, [x3]
10: mov w0, w3
ret
SYM_FUNC_END(ce_aes_ccm_auth_data)
@ -124,6 +123,7 @@ SYM_FUNC_START(ce_aes_ccm_final)
SYM_FUNC_END(ce_aes_ccm_final)
.macro aes_ccm_do_crypt,enc
cbz x2, 5f
ldr x8, [x6, #8] /* load lower ctr */
ld1 {v0.16b}, [x5] /* load mac */
CPU_LE( rev x8, x8 ) /* keep swabbed ctr in reg */

223
arch/arm64/crypto/aes-ce-ccm-glue.c
View File

@ -6,12 +6,10 @@
*/
#include <asm/neon.h>
#include <asm/simd.h>
#include <asm/unaligned.h>
#include <crypto/aes.h>
#include <crypto/scatterwalk.h>
#include <crypto/internal/aead.h>
#include <crypto/internal/simd.h>
#include <crypto/internal/skcipher.h>
#include <linux/module.h>
@ -29,8 +27,8 @@ static int num_rounds(struct crypto_aes_ctx *ctx)
return 6 + ctx->key_length / 4;
}
asmlinkage void ce_aes_ccm_auth_data(u8 mac[], u8 const in[], u32 abytes,
u32 *macp, u32 const rk[], u32 rounds);
asmlinkage u32 ce_aes_ccm_auth_data(u8 mac[], u8 const in[], u32 abytes,
u32 macp, u32 const rk[], u32 rounds);
asmlinkage void ce_aes_ccm_encrypt(u8 out[], u8 const in[], u32 cbytes,
u32 const rk[], u32 rounds, u8 mac[],
@ -96,41 +94,6 @@ static int ccm_init_mac(struct aead_request *req, u8 maciv[], u32 msglen)
return 0;
}
static void ccm_update_mac(struct crypto_aes_ctx *key, u8 mac[], u8 const in[],
u32 abytes, u32 *macp)
{
if (crypto_simd_usable()) {
kernel_neon_begin();
ce_aes_ccm_auth_data(mac, in, abytes, macp, key->key_enc,
num_rounds(key));
kernel_neon_end();
} else {
if (*macp > 0 && *macp < AES_BLOCK_SIZE) {
int added = min(abytes, AES_BLOCK_SIZE - *macp);
crypto_xor(&mac[*macp], in, added);
*macp += added;
in += added;
abytes -= added;
}
while (abytes >= AES_BLOCK_SIZE) {
aes_encrypt(key, mac, mac);
crypto_xor(mac, in, AES_BLOCK_SIZE);
in += AES_BLOCK_SIZE;
abytes -= AES_BLOCK_SIZE;
}
if (abytes > 0) {
aes_encrypt(key, mac, mac);
crypto_xor(mac, in, abytes);
*macp = abytes;
}
}
}
static void ccm_calculate_auth_mac(struct aead_request *req, u8 mac[])
{
struct crypto_aead *aead = crypto_aead_reqtfm(req);
@ -150,7 +113,8 @@ static void ccm_calculate_auth_mac(struct aead_request *req, u8 mac[])
ltag.len = 6;
}
ccm_update_mac(ctx, mac, (u8 *)&ltag, ltag.len, &macp);
macp = ce_aes_ccm_auth_data(mac, (u8 *)&ltag, ltag.len, macp,
ctx->key_enc, num_rounds(ctx));
scatterwalk_start(&walk, req->src);
do {
@ -161,8 +125,16 @@ static void ccm_calculate_auth_mac(struct aead_request *req, u8 mac[])
scatterwalk_start(&walk, sg_next(walk.sg));
n = scatterwalk_clamp(&walk, len);
}
n = min_t(u32, n, SZ_4K); /* yield NEON at least every 4k */
p = scatterwalk_map(&walk);
ccm_update_mac(ctx, mac, p, n, &macp);
macp = ce_aes_ccm_auth_data(mac, p, n, macp, ctx->key_enc,
num_rounds(ctx));
if (len / SZ_4K > (len - n) / SZ_4K) {
kernel_neon_end();
kernel_neon_begin();
}
len -= n;
scatterwalk_unmap(p);
@ -171,54 +143,6 @@ static void ccm_calculate_auth_mac(struct aead_request *req, u8 mac[])
} while (len);
}
static int ccm_crypt_fallback(struct skcipher_walk *walk, u8 mac[], u8 iv0[],
struct crypto_aes_ctx *ctx, bool enc)
{
u8 buf[AES_BLOCK_SIZE];
int err = 0;
while (walk->nbytes) {
int blocks = walk->nbytes / AES_BLOCK_SIZE;
u32 tail = walk->nbytes % AES_BLOCK_SIZE;
u8 *dst = walk->dst.virt.addr;
u8 *src = walk->src.virt.addr;
u32 nbytes = walk->nbytes;
if (nbytes == walk->total && tail > 0) {
blocks++;
tail = 0;
}
do {
u32 bsize = AES_BLOCK_SIZE;
if (nbytes < AES_BLOCK_SIZE)
bsize = nbytes;
crypto_inc(walk->iv, AES_BLOCK_SIZE);
aes_encrypt(ctx, buf, walk->iv);
aes_encrypt(ctx, mac, mac);
if (enc)
crypto_xor(mac, src, bsize);
crypto_xor_cpy(dst, src, buf, bsize);
if (!enc)
crypto_xor(mac, dst, bsize);
dst += bsize;
src += bsize;
nbytes -= bsize;
} while (--blocks);
err = skcipher_walk_done(walk, tail);
}
if (!err) {
aes_encrypt(ctx, buf, iv0);
aes_encrypt(ctx, mac, mac);
crypto_xor(mac, buf, AES_BLOCK_SIZE);
}
return err;
}
static int ccm_encrypt(struct aead_request *req)
{
struct crypto_aead *aead = crypto_aead_reqtfm(req);
@ -233,42 +157,42 @@ static int ccm_encrypt(struct aead_request *req)
if (err)
return err;
if (req->assoclen)
ccm_calculate_auth_mac(req, mac);
/* preserve the original iv for the final round */
memcpy(buf, req->iv, AES_BLOCK_SIZE);
err = skcipher_walk_aead_encrypt(&walk, req, false);
if (crypto_simd_usable()) {
while (walk.nbytes) {
u32 tail = walk.nbytes % AES_BLOCK_SIZE;
if (walk.nbytes == walk.total)
tail = 0;
kernel_neon_begin();
ce_aes_ccm_encrypt(walk.dst.virt.addr,
walk.src.virt.addr,
walk.nbytes - tail, ctx->key_enc,
num_rounds(ctx), mac, walk.iv);
kernel_neon_end();
err = skcipher_walk_done(&walk, tail);
}
if (!err) {
kernel_neon_begin();
ce_aes_ccm_final(mac, buf, ctx->key_enc,
num_rounds(ctx));
kernel_neon_end();
}
} else {
err = ccm_crypt_fallback(&walk, mac, buf, ctx, true);
}
if (err)
if (unlikely(err))
return err;
kernel_neon_begin();
if (req->assoclen)
ccm_calculate_auth_mac(req, mac);
do {
u32 tail = walk.nbytes % AES_BLOCK_SIZE;
if (walk.nbytes == walk.total)
tail = 0;
ce_aes_ccm_encrypt(walk.dst.virt.addr, walk.src.virt.addr,
walk.nbytes - tail, ctx->key_enc,
num_rounds(ctx), mac, walk.iv);
if (walk.nbytes == walk.total)
ce_aes_ccm_final(mac, buf, ctx->key_enc, num_rounds(ctx));
kernel_neon_end();
if (walk.nbytes) {
err = skcipher_walk_done(&walk, tail);
if (unlikely(err))
return err;
if (unlikely(walk.nbytes))
kernel_neon_begin();
}
} while (walk.nbytes);
/* copy authtag to end of dst */
scatterwalk_map_and_copy(mac, req->dst, req->assoclen + req->cryptlen,
crypto_aead_authsize(aead), 1);
@ -291,43 +215,42 @@ static int ccm_decrypt(struct aead_request *req)
if (err)
return err;
if (req->assoclen)
ccm_calculate_auth_mac(req, mac);
/* preserve the original iv for the final round */
memcpy(buf, req->iv, AES_BLOCK_SIZE);
err = skcipher_walk_aead_decrypt(&walk, req, false);
if (crypto_simd_usable()) {
while (walk.nbytes) {
u32 tail = walk.nbytes % AES_BLOCK_SIZE;
if (walk.nbytes == walk.total)
tail = 0;
kernel_neon_begin();
ce_aes_ccm_decrypt(walk.dst.virt.addr,
walk.src.virt.addr,
walk.nbytes - tail, ctx->key_enc,
num_rounds(ctx), mac, walk.iv);
kernel_neon_end();
err = skcipher_walk_done(&walk, tail);
}
if (!err) {
kernel_neon_begin();
ce_aes_ccm_final(mac, buf, ctx->key_enc,
num_rounds(ctx));
kernel_neon_end();
}
} else {
err = ccm_crypt_fallback(&walk, mac, buf, ctx, false);
}
if (err)
if (unlikely(err))
return err;
kernel_neon_begin();
if (req->assoclen)
ccm_calculate_auth_mac(req, mac);
do {
u32 tail = walk.nbytes % AES_BLOCK_SIZE;
if (walk.nbytes == walk.total)
tail = 0;
ce_aes_ccm_decrypt(walk.dst.virt.addr, walk.src.virt.addr,
walk.nbytes - tail, ctx->key_enc,
num_rounds(ctx), mac, walk.iv);
if (walk.nbytes == walk.total)
ce_aes_ccm_final(mac, buf, ctx->key_enc, num_rounds(ctx));
kernel_neon_end();
if (walk.nbytes) {
err = skcipher_walk_done(&walk, tail);
if (unlikely(err))
return err;
if (unlikely(walk.nbytes))
kernel_neon_begin();
}
} while (walk.nbytes);
/* compare calculated auth tag with the stored one */
scatterwalk_map_and_copy(buf, req->src,
req->assoclen + req->cryptlen - authsize,

102
arch/arm64/crypto/aes-glue.c
View File

@ -444,7 +444,7 @@ static int __maybe_unused essiv_cbc_decrypt(struct skcipher_request *req)
return err ?: cbc_decrypt_walk(req, &walk);
}
static int ctr_encrypt(struct skcipher_request *req)
static int __maybe_unused ctr_encrypt(struct skcipher_request *req)
{
struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
struct crypto_aes_ctx *ctx = crypto_skcipher_ctx(tfm);
@ -485,29 +485,6 @@ static int ctr_encrypt(struct skcipher_request *req)
return err;
}
static void ctr_encrypt_one(struct crypto_skcipher *tfm, const u8 *src, u8 *dst)
{
const struct crypto_aes_ctx *ctx = crypto_skcipher_ctx(tfm);
unsigned long flags;
/*
* Temporarily disable interrupts to avoid races where
* cachelines are evicted when the CPU is interrupted
* to do something else.
*/
local_irq_save(flags);
aes_encrypt(ctx, dst, src);
local_irq_restore(flags);
}
static int __maybe_unused ctr_encrypt_sync(struct skcipher_request *req)
{
if (!crypto_simd_usable())
return crypto_ctr_encrypt_walk(req, ctr_encrypt_one);
return ctr_encrypt(req);
}
static int __maybe_unused xts_encrypt(struct skcipher_request *req)
{
struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
@ -656,10 +633,9 @@ static int __maybe_unused xts_decrypt(struct skcipher_request *req)
static struct skcipher_alg aes_algs[] = { {
#if defined(USE_V8_CRYPTO_EXTENSIONS) || !IS_ENABLED(CONFIG_CRYPTO_AES_ARM64_BS)
.base = {
.cra_name = "__ecb(aes)",
.cra_driver_name = "__ecb-aes-" MODE,
.cra_name = "ecb(aes)",
.cra_driver_name = "ecb-aes-" MODE,
.cra_priority = PRIO,
.cra_flags = CRYPTO_ALG_INTERNAL,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypto_aes_ctx),
.cra_module = THIS_MODULE,
@ -671,10 +647,9 @@ static struct skcipher_alg aes_algs[] = { {
.decrypt = ecb_decrypt,
}, {
.base = {
.cra_name = "__cbc(aes)",
.cra_driver_name = "__cbc-aes-" MODE,
.cra_name = "cbc(aes)",
.cra_driver_name = "cbc-aes-" MODE,
.cra_priority = PRIO,
.cra_flags = CRYPTO_ALG_INTERNAL,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypto_aes_ctx),
.cra_module = THIS_MODULE,
@ -687,10 +662,9 @@ static struct skcipher_alg aes_algs[] = { {
.decrypt = cbc_decrypt,
}, {
.base = {
.cra_name = "__ctr(aes)",
.cra_driver_name = "__ctr-aes-" MODE,
.cra_name = "ctr(aes)",
.cra_driver_name = "ctr-aes-" MODE,
.cra_priority = PRIO,
.cra_flags = CRYPTO_ALG_INTERNAL,
.cra_blocksize = 1,
.cra_ctxsize = sizeof(struct crypto_aes_ctx),
.cra_module = THIS_MODULE,
@ -704,26 +678,9 @@ static struct skcipher_alg aes_algs[] = { {
.decrypt = ctr_encrypt,
}, {
.base = {
.cra_name = "ctr(aes)",
.cra_driver_name = "ctr-aes-" MODE,
.cra_priority = PRIO - 1,
.cra_blocksize = 1,
.cra_ctxsize = sizeof(struct crypto_aes_ctx),
.cra_module = THIS_MODULE,
},
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.ivsize = AES_BLOCK_SIZE,
.chunksize = AES_BLOCK_SIZE,
.setkey = skcipher_aes_setkey,
.encrypt = ctr_encrypt_sync,
.decrypt = ctr_encrypt_sync,
}, {
.base = {
.cra_name = "__xts(aes)",
.cra_driver_name = "__xts-aes-" MODE,
.cra_name = "xts(aes)",
.cra_driver_name = "xts-aes-" MODE,
.cra_priority = PRIO,
.cra_flags = CRYPTO_ALG_INTERNAL,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypto_aes_xts_ctx),
.cra_module = THIS_MODULE,
@ -738,10 +695,9 @@ static struct skcipher_alg aes_algs[] = { {
}, {
#endif
.base = {
.cra_name = "__cts(cbc(aes))",
.cra_driver_name = "__cts-cbc-aes-" MODE,
.cra_name = "cts(cbc(aes))",
.cra_driver_name = "cts-cbc-aes-" MODE,
.cra_priority = PRIO,
.cra_flags = CRYPTO_ALG_INTERNAL,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypto_aes_ctx),
.cra_module = THIS_MODULE,
@ -755,10 +711,9 @@ static struct skcipher_alg aes_algs[] = { {
.decrypt = cts_cbc_decrypt,
}, {
.base = {
.cra_name = "__essiv(cbc(aes),sha256)",
.cra_driver_name = "__essiv-cbc-aes-sha256-" MODE,
.cra_name = "essiv(cbc(aes),sha256)",
.cra_driver_name = "essiv-cbc-aes-sha256-" MODE,
.cra_priority = PRIO + 1,
.cra_flags = CRYPTO_ALG_INTERNAL,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypto_aes_essiv_cbc_ctx),
.cra_module = THIS_MODULE,
@ -997,28 +952,15 @@ static struct shash_alg mac_algs[] = { {
.descsize = sizeof(struct mac_desc_ctx),
} };
static struct simd_skcipher_alg *aes_simd_algs[ARRAY_SIZE(aes_algs)];
static void aes_exit(void)
{
int i;
for (i = 0; i < ARRAY_SIZE(aes_simd_algs); i++)
if (aes_simd_algs[i])
simd_skcipher_free(aes_simd_algs[i]);
crypto_unregister_shashes(mac_algs, ARRAY_SIZE(mac_algs));
crypto_unregister_skciphers(aes_algs, ARRAY_SIZE(aes_algs));
}
static int __init aes_init(void)
{
struct simd_skcipher_alg *simd;
const char *basename;
const char *algname;
const char *drvname;
int err;
int i;
err = crypto_register_skciphers(aes_algs, ARRAY_SIZE(aes_algs));
if (err)
@ -1028,26 +970,8 @@ static int __init aes_init(void)
if (err)
goto unregister_ciphers;
for (i = 0; i < ARRAY_SIZE(aes_algs); i++) {
if (!(aes_algs[i].base.cra_flags & CRYPTO_ALG_INTERNAL))
continue;
algname = aes_algs[i].base.cra_name + 2;
drvname = aes_algs[i].base.cra_driver_name + 2;
basename = aes_algs[i].base.cra_driver_name;
simd = simd_skcipher_create_compat(algname, drvname, basename);
err = PTR_ERR(simd);
if (IS_ERR(simd))
goto unregister_simds;
aes_simd_algs[i] = simd;
}
return 0;
unregister_simds:
aes_exit();
return err;
unregister_ciphers:
crypto_unregister_skciphers(aes_algs, ARRAY_SIZE(aes_algs));
return err;

122
arch/arm64/crypto/aes-neonbs-glue.c
View File

@ -63,11 +63,6 @@ struct aesbs_cbc_ctx {
u32 enc[AES_MAX_KEYLENGTH_U32];
};
struct aesbs_ctr_ctx {
struct aesbs_ctx key; /* must be first member */
struct crypto_aes_ctx fallback;
};
struct aesbs_xts_ctx {
struct aesbs_ctx key;
u32 twkey[AES_MAX_KEYLENGTH_U32];
@ -207,25 +202,6 @@ static int cbc_decrypt(struct skcipher_request *req)
return err;
}
static int aesbs_ctr_setkey_sync(struct crypto_skcipher *tfm, const u8 *in_key,
unsigned int key_len)
{
struct aesbs_ctr_ctx *ctx = crypto_skcipher_ctx(tfm);
int err;
err = aes_expandkey(&ctx->fallback, in_key, key_len);
if (err)
return err;
ctx->key.rounds = 6 + key_len / 4;
kernel_neon_begin();
aesbs_convert_key(ctx->key.rk, ctx->fallback.key_enc, ctx->key.rounds);
kernel_neon_end();
return 0;
}
static int ctr_encrypt(struct skcipher_request *req)
{
struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
@ -292,29 +268,6 @@ static int aesbs_xts_setkey(struct crypto_skcipher *tfm, const u8 *in_key,
return aesbs_setkey(tfm, in_key, key_len);
}
static void ctr_encrypt_one(struct crypto_skcipher *tfm, const u8 *src, u8 *dst)
{
struct aesbs_ctr_ctx *ctx = crypto_skcipher_ctx(tfm);
unsigned long flags;
/*
* Temporarily disable interrupts to avoid races where
* cachelines are evicted when the CPU is interrupted
* to do something else.
*/
local_irq_save(flags);
aes_encrypt(&ctx->fallback, dst, src);
local_irq_restore(flags);
}
static int ctr_encrypt_sync(struct skcipher_request *req)
{
if (!crypto_simd_usable())
return crypto_ctr_encrypt_walk(req, ctr_encrypt_one);
return ctr_encrypt(req);
}
static int __xts_crypt(struct skcipher_request *req, bool encrypt,
void (*fn)(u8 out[], u8 const in[], u8 const rk[],
int rounds, int blocks, u8 iv[]))
@ -431,13 +384,12 @@ static int xts_decrypt(struct skcipher_request *req)
}
static struct skcipher_alg aes_algs[] = { {
.base.cra_name = "__ecb(aes)",
.base.cra_driver_name = "__ecb-aes-neonbs",
.base.cra_name = "ecb(aes)",
.base.cra_driver_name = "ecb-aes-neonbs",
.base.cra_priority = 250,
.base.cra_blocksize = AES_BLOCK_SIZE,
.base.cra_ctxsize = sizeof(struct aesbs_ctx),
.base.cra_module = THIS_MODULE,
.base.cra_flags = CRYPTO_ALG_INTERNAL,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@ -446,13 +398,12 @@ static struct skcipher_alg aes_algs[] = { {
.encrypt = ecb_encrypt,
.decrypt = ecb_decrypt,
}, {
.base.cra_name = "__cbc(aes)",
.base.cra_driver_name = "__cbc-aes-neonbs",
.base.cra_name = "cbc(aes)",
.base.cra_driver_name = "cbc-aes-neonbs",
.base.cra_priority = 250,
.base.cra_blocksize = AES_BLOCK_SIZE,
.base.cra_ctxsize = sizeof(struct aesbs_cbc_ctx),
.base.cra_module = THIS_MODULE,
.base.cra_flags = CRYPTO_ALG_INTERNAL,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@ -462,13 +413,12 @@ static struct skcipher_alg aes_algs[] = { {
.encrypt = cbc_encrypt,
.decrypt = cbc_decrypt,
}, {
.base.cra_name = "__ctr(aes)",
.base.cra_driver_name = "__ctr-aes-neonbs",
.base.cra_name = "ctr(aes)",
.base.cra_driver_name = "ctr-aes-neonbs",
.base.cra_priority = 250,
.base.cra_blocksize = 1,
.base.cra_ctxsize = sizeof(struct aesbs_ctx),
.base.cra_module = THIS_MODULE,
.base.cra_flags = CRYPTO_ALG_INTERNAL,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@ -479,29 +429,12 @@ static struct skcipher_alg aes_algs[] = { {
.encrypt = ctr_encrypt,
.decrypt = ctr_encrypt,
}, {
.base.cra_name = "ctr(aes)",
.base.cra_driver_name = "ctr-aes-neonbs",
.base.cra_priority = 250 - 1,
.base.cra_blocksize = 1,
.base.cra_ctxsize = sizeof(struct aesbs_ctr_ctx),
.base.cra_module = THIS_MODULE,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.chunksize = AES_BLOCK_SIZE,
.walksize = 8 * AES_BLOCK_SIZE,
.ivsize = AES_BLOCK_SIZE,
.setkey = aesbs_ctr_setkey_sync,
.encrypt = ctr_encrypt_sync,
.decrypt = ctr_encrypt_sync,
}, {
.base.cra_name = "__xts(aes)",
.base.cra_driver_name = "__xts-aes-neonbs",
.base.cra_name = "xts(aes)",
.base.cra_driver_name = "xts-aes-neonbs",
.base.cra_priority = 250,
.base.cra_blocksize = AES_BLOCK_SIZE,
.base.cra_ctxsize = sizeof(struct aesbs_xts_ctx),
.base.cra_module = THIS_MODULE,
.base.cra_flags = CRYPTO_ALG_INTERNAL,
.min_keysize = 2 * AES_MIN_KEY_SIZE,
.max_keysize = 2 * AES_MAX_KEY_SIZE,
@ -512,54 +445,17 @@ static struct skcipher_alg aes_algs[] = { {
.decrypt = xts_decrypt,
} };
static struct simd_skcipher_alg *aes_simd_algs[ARRAY_SIZE(aes_algs)];
static void aes_exit(void)
{
int i;
for (i = 0; i < ARRAY_SIZE(aes_simd_algs); i++)
if (aes_simd_algs[i])
simd_skcipher_free(aes_simd_algs[i]);
crypto_unregister_skciphers(aes_algs, ARRAY_SIZE(aes_algs));
}
static int __init aes_init(void)
{
struct simd_skcipher_alg *simd;
const char *basename;
const char *algname;
const char *drvname;
int err;
int i;
if (!cpu_have_named_feature(ASIMD))
return -ENODEV;
err = crypto_register_skciphers(aes_algs, ARRAY_SIZE(aes_algs));
if (err)
return err;
for (i = 0; i < ARRAY_SIZE(aes_algs); i++) {
if (!(aes_algs[i].base.cra_flags & CRYPTO_ALG_INTERNAL))
continue;
algname = aes_algs[i].base.cra_name + 2;
drvname = aes_algs[i].base.cra_driver_name + 2;
basename = aes_algs[i].base.cra_driver_name;
simd = simd_skcipher_create_compat(algname, drvname, basename);
err = PTR_ERR(simd);
if (IS_ERR(simd))
goto unregister_simds;
aes_simd_algs[i] = simd;
}
return 0;
unregister_simds:
aes_exit();
return err;
return crypto_register_skciphers(aes_algs, ARRAY_SIZE(aes_algs));
}
module_init(aes_init);

217
arch/arm64/crypto/ghash-ce-glue.c
View File

@ -362,84 +362,36 @@ static int gcm_encrypt(struct aead_request *req)
err = skcipher_walk_aead_encrypt(&walk, req, false);
if (likely(crypto_simd_usable())) {
do {
const u8 *src = walk.src.virt.addr;
u8 *dst = walk.dst.virt.addr;
int nbytes = walk.nbytes;
tag = (u8 *)&lengths;
if (unlikely(nbytes > 0 && nbytes < AES_BLOCK_SIZE)) {
src = dst = memcpy(buf + sizeof(buf) - nbytes,
src, nbytes);
} else if (nbytes < walk.total) {
nbytes &= ~(AES_BLOCK_SIZE - 1);
tag = NULL;
}
kernel_neon_begin();
pmull_gcm_encrypt(nbytes, dst, src, ctx->ghash_key.h,
dg, iv, ctx->aes_key.key_enc, nrounds,
tag);
kernel_neon_end();
if (unlikely(!nbytes))
break;
if (unlikely(nbytes > 0 && nbytes < AES_BLOCK_SIZE))
memcpy(walk.dst.virt.addr,
buf + sizeof(buf) - nbytes, nbytes);
err = skcipher_walk_done(&walk, walk.nbytes - nbytes);
} while (walk.nbytes);
} else {
while (walk.nbytes >= AES_BLOCK_SIZE) {
int blocks = walk.nbytes / AES_BLOCK_SIZE;
const u8 *src = walk.src.virt.addr;
u8 *dst = walk.dst.virt.addr;
int remaining = blocks;
do {
aes_encrypt(&ctx->aes_key, buf, iv);
crypto_xor_cpy(dst, src, buf, AES_BLOCK_SIZE);
crypto_inc(iv, AES_BLOCK_SIZE);
dst += AES_BLOCK_SIZE;
src += AES_BLOCK_SIZE;
} while (--remaining > 0);
ghash_do_update(blocks, dg, walk.dst.virt.addr,
&ctx->ghash_key, NULL);
err = skcipher_walk_done(&walk,
walk.nbytes % AES_BLOCK_SIZE);
}
/* handle the tail */
if (walk.nbytes) {
aes_encrypt(&ctx->aes_key, buf, iv);
crypto_xor_cpy(walk.dst.virt.addr, walk.src.virt.addr,
buf, walk.nbytes);
memcpy(buf, walk.dst.virt.addr, walk.nbytes);
memset(buf + walk.nbytes, 0, sizeof(buf) - walk.nbytes);
}
do {
const u8 *src = walk.src.virt.addr;
u8 *dst = walk.dst.virt.addr;
int nbytes = walk.nbytes;
tag = (u8 *)&lengths;
ghash_do_update(1, dg, tag, &ctx->ghash_key,
walk.nbytes ? buf : NULL);
if (walk.nbytes)
err = skcipher_walk_done(&walk, 0);
if (unlikely(nbytes > 0 && nbytes < AES_BLOCK_SIZE)) {
src = dst = memcpy(buf + sizeof(buf) - nbytes,
src, nbytes);
} else if (nbytes < walk.total) {
nbytes &= ~(AES_BLOCK_SIZE - 1);
tag = NULL;
}
put_unaligned_be64(dg[1], tag);
put_unaligned_be64(dg[0], tag + 8);
put_unaligned_be32(1, iv + GCM_IV_SIZE);
aes_encrypt(&ctx->aes_key, iv, iv);
crypto_xor(tag, iv, AES_BLOCK_SIZE);
}
kernel_neon_begin();
pmull_gcm_encrypt(nbytes, dst, src, ctx->ghash_key.h,
dg, iv, ctx->aes_key.key_enc, nrounds,
tag);
kernel_neon_end();
if (unlikely(!nbytes))
break;
if (unlikely(nbytes > 0 && nbytes < AES_BLOCK_SIZE))
memcpy(walk.dst.virt.addr,
buf + sizeof(buf) - nbytes, nbytes);
err = skcipher_walk_done(&walk, walk.nbytes - nbytes);
} while (walk.nbytes);
if (err)
return err;
@ -464,6 +416,7 @@ static int gcm_decrypt(struct aead_request *req)
u64 dg[2] = {};
be128 lengths;
u8 *tag;
int ret;
int err;
lengths.a = cpu_to_be64(req->assoclen * 8);
@ -481,101 +434,41 @@ static int gcm_decrypt(struct aead_request *req)
err = skcipher_walk_aead_decrypt(&walk, req, false);
if (likely(crypto_simd_usable())) {
int ret;
do {
const u8 *src = walk.src.virt.addr;
u8 *dst = walk.dst.virt.addr;
int nbytes = walk.nbytes;
tag = (u8 *)&lengths;
if (unlikely(nbytes > 0 && nbytes < AES_BLOCK_SIZE)) {
src = dst = memcpy(buf + sizeof(buf) - nbytes,
src, nbytes);
} else if (nbytes < walk.total) {
nbytes &= ~(AES_BLOCK_SIZE - 1);
tag = NULL;
}
kernel_neon_begin();
ret = pmull_gcm_decrypt(nbytes, dst, src,
ctx->ghash_key.h,
dg, iv, ctx->aes_key.key_enc,
nrounds, tag, otag, authsize);
kernel_neon_end();
if (unlikely(!nbytes))
break;
if (unlikely(nbytes > 0 && nbytes < AES_BLOCK_SIZE))
memcpy(walk.dst.virt.addr,
buf + sizeof(buf) - nbytes, nbytes);
err = skcipher_walk_done(&walk, walk.nbytes - nbytes);
} while (walk.nbytes);
if (err)
return err;
if (ret)
return -EBADMSG;
} else {
while (walk.nbytes >= AES_BLOCK_SIZE) {
int blocks = walk.nbytes / AES_BLOCK_SIZE;
const u8 *src = walk.src.virt.addr;
u8 *dst = walk.dst.virt.addr;
ghash_do_update(blocks, dg, walk.src.virt.addr,
&ctx->ghash_key, NULL);
do {
aes_encrypt(&ctx->aes_key, buf, iv);
crypto_xor_cpy(dst, src, buf, AES_BLOCK_SIZE);
crypto_inc(iv, AES_BLOCK_SIZE);
dst += AES_BLOCK_SIZE;
src += AES_BLOCK_SIZE;
} while (--blocks > 0);
err = skcipher_walk_done(&walk,
walk.nbytes % AES_BLOCK_SIZE);
}
/* handle the tail */
if (walk.nbytes) {
memcpy(buf, walk.src.virt.addr, walk.nbytes);
memset(buf + walk.nbytes, 0, sizeof(buf) - walk.nbytes);
}
do {
const u8 *src = walk.src.virt.addr;
u8 *dst = walk.dst.virt.addr;
int nbytes = walk.nbytes;
tag = (u8 *)&lengths;
ghash_do_update(1, dg, tag, &ctx->ghash_key,
walk.nbytes ? buf : NULL);
if (walk.nbytes) {
aes_encrypt(&ctx->aes_key, buf, iv);
crypto_xor_cpy(walk.dst.virt.addr, walk.src.virt.addr,
buf, walk.nbytes);
err = skcipher_walk_done(&walk, 0);
if (unlikely(nbytes > 0 && nbytes < AES_BLOCK_SIZE)) {
src = dst = memcpy(buf + sizeof(buf) - nbytes,
src, nbytes);
} else if (nbytes < walk.total) {
nbytes &= ~(AES_BLOCK_SIZE - 1);
tag = NULL;
}
if (err)
return err;
kernel_neon_begin();
ret = pmull_gcm_decrypt(nbytes, dst, src, ctx->ghash_key.h,
dg, iv, ctx->aes_key.key_enc,
nrounds, tag, otag, authsize);
kernel_neon_end();
put_unaligned_be64(dg[1], tag);
put_unaligned_be64(dg[0], tag + 8);
put_unaligned_be32(1, iv + GCM_IV_SIZE);
aes_encrypt(&ctx->aes_key, iv, iv);
crypto_xor(tag, iv, AES_BLOCK_SIZE);
if (unlikely(!nbytes))
break;
if (crypto_memneq(tag, otag, authsize)) {
memzero_explicit(tag, AES_BLOCK_SIZE);
return -EBADMSG;
}
}
return 0;
if (unlikely(nbytes > 0 && nbytes < AES_BLOCK_SIZE))
memcpy(walk.dst.virt.addr,
buf + sizeof(buf) - nbytes, nbytes);
err = skcipher_walk_done(&walk, walk.nbytes - nbytes);
} while (walk.nbytes);
if (err)
return err;
return ret ? -EBADMSG : 0;
}
static struct aead_alg gcm_aes_alg = {

2
arch/x86/crypto/aesni-intel_glue.c
View File

@ -866,7 +866,7 @@ static int xts_crypt(struct skcipher_request *req, bool encrypt)
req = &subreq;
err = skcipher_walk_virt(&walk, req, false);
if (err)
if (!walk.nbytes)
return err;
} else {
tail = 0;

2
crypto/Kconfig
View File

@ -233,12 +233,12 @@ config CRYPTO_DH
config CRYPTO_ECC
tristate
select CRYPTO_RNG_DEFAULT
config CRYPTO_ECDH
tristate "ECDH algorithm"
select CRYPTO_ECC
select CRYPTO_KPP
select CRYPTO_RNG_DEFAULT
help
Generic implementation of the ECDH algorithm

123
crypto/algapi.c
View File

@ -216,6 +216,32 @@ void crypto_remove_spawns(struct crypto_alg *alg, struct list_head *list,
}
EXPORT_SYMBOL_GPL(crypto_remove_spawns);
static struct crypto_larval *crypto_alloc_test_larval(struct crypto_alg *alg)
{
struct crypto_larval *larval;
if (!IS_ENABLED(CONFIG_CRYPTO_MANAGER))
return NULL;
larval = crypto_larval_alloc(alg->cra_name,
alg->cra_flags | CRYPTO_ALG_TESTED, 0);
if (IS_ERR(larval))
return larval;
larval->adult = crypto_mod_get(alg);
if (!larval->adult) {
kfree(larval);
return ERR_PTR(-ENOENT);
}
refcount_set(&larval->alg.cra_refcnt, 1);
memcpy(larval->alg.cra_driver_name, alg->cra_driver_name,
CRYPTO_MAX_ALG_NAME);
larval->alg.cra_priority = alg->cra_priority;
return larval;
}
static struct crypto_larval *__crypto_register_alg(struct crypto_alg *alg)
{
struct crypto_alg *q;
@ -250,31 +276,20 @@ static struct crypto_larval *__crypto_register_alg(struct crypto_alg *alg)
goto err;
}
larval = crypto_larval_alloc(alg->cra_name,
alg->cra_flags | CRYPTO_ALG_TESTED, 0);
larval = crypto_alloc_test_larval(alg);
if (IS_ERR(larval))
goto out;
ret = -ENOENT;
larval->adult = crypto_mod_get(alg);
if (!larval->adult)
goto free_larval;
refcount_set(&larval->alg.cra_refcnt, 1);
memcpy(larval->alg.cra_driver_name, alg->cra_driver_name,
CRYPTO_MAX_ALG_NAME);
larval->alg.cra_priority = alg->cra_priority;
list_add(&alg->cra_list, &crypto_alg_list);
list_add(&larval->alg.cra_list, &crypto_alg_list);
if (larval)
list_add(&larval->alg.cra_list, &crypto_alg_list);
crypto_stats_init(alg);
out:
return larval;
free_larval:
kfree(larval);
err:
larval = ERR_PTR(ret);
goto out;
@ -389,29 +404,10 @@ void crypto_remove_final(struct list_head *list)
}
EXPORT_SYMBOL_GPL(crypto_remove_final);
static void crypto_wait_for_test(struct crypto_larval *larval)
{
int err;
err = crypto_probing_notify(CRYPTO_MSG_ALG_REGISTER, larval->adult);
if (err != NOTIFY_STOP) {
if (WARN_ON(err != NOTIFY_DONE))
goto out;
crypto_alg_tested(larval->alg.cra_driver_name, 0);
}
err = wait_for_completion_killable(&larval->completion);
WARN_ON(err);
if (!err)
crypto_notify(CRYPTO_MSG_ALG_LOADED, larval);
out:
crypto_larval_kill(&larval->alg);
}
int crypto_register_alg(struct crypto_alg *alg)
{
struct crypto_larval *larval;
bool test_started;
int err;
alg->cra_flags &= ~CRYPTO_ALG_DEAD;
@ -421,12 +417,16 @@ int crypto_register_alg(struct crypto_alg *alg)
down_write(&crypto_alg_sem);
larval = __crypto_register_alg(alg);
test_started = static_key_enabled(&crypto_boot_test_finished);
if (!IS_ERR_OR_NULL(larval))
larval->test_started = test_started;
up_write(&crypto_alg_sem);
if (IS_ERR(larval))
if (IS_ERR_OR_NULL(larval))
return PTR_ERR(larval);
crypto_wait_for_test(larval);
if (test_started)
crypto_wait_for_test(larval);
return 0;
}
EXPORT_SYMBOL_GPL(crypto_register_alg);
@ -632,6 +632,8 @@ int crypto_register_instance(struct crypto_template *tmpl,
larval = __crypto_register_alg(&inst->alg);
if (IS_ERR(larval))
goto unlock;
else if (larval)
larval->test_started = true;
hlist_add_head(&inst->list, &tmpl->instances);
inst->tmpl = tmpl;
@ -640,7 +642,7 @@ int crypto_register_instance(struct crypto_template *tmpl,
up_write(&crypto_alg_sem);
err = PTR_ERR(larval);
if (IS_ERR(larval))
if (IS_ERR_OR_NULL(larval))
goto err;
crypto_wait_for_test(larval);
@ -1261,9 +1263,48 @@ void crypto_stats_skcipher_decrypt(unsigned int cryptlen, int ret,
EXPORT_SYMBOL_GPL(crypto_stats_skcipher_decrypt);
#endif
static void __init crypto_start_tests(void)
{
for (;;) {
struct crypto_larval *larval = NULL;
struct crypto_alg *q;
down_write(&crypto_alg_sem);
list_for_each_entry(q, &crypto_alg_list, cra_list) {
struct crypto_larval *l;
if (!crypto_is_larval(q))
continue;
l = (void *)q;
if (!crypto_is_test_larval(l))
continue;
if (l->test_started)
continue;
l->test_started = true;
larval = l;
break;
}
up_write(&crypto_alg_sem);
if (!larval)
break;
crypto_wait_for_test(larval);
}
static_branch_enable(&crypto_boot_test_finished);
}
static int __init crypto_algapi_init(void)
{
crypto_init_proc();
crypto_start_tests();
return 0;
}
@ -1272,7 +1313,11 @@ static void __exit crypto_algapi_exit(void)
crypto_exit_proc();
}
module_init(crypto_algapi_init);
/*
* We run this at late_initcall so that all the built-in algorithms
* have had a chance to register themselves first.
*/
late_initcall(crypto_algapi_init);
module_exit(crypto_algapi_exit);
MODULE_LICENSE("GPL");

50
crypto/api.c
View File

@ -12,6 +12,7 @@
#include <linux/err.h>
#include <linux/errno.h>
#include <linux/jump_label.h>
#include <linux/kernel.h>
#include <linux/kmod.h>
#include <linux/module.h>
@ -30,6 +31,9 @@ EXPORT_SYMBOL_GPL(crypto_alg_sem);
BLOCKING_NOTIFIER_HEAD(crypto_chain);
EXPORT_SYMBOL_GPL(crypto_chain);
DEFINE_STATIC_KEY_FALSE(crypto_boot_test_finished);
EXPORT_SYMBOL_GPL(crypto_boot_test_finished);
static struct crypto_alg *crypto_larval_wait(struct crypto_alg *alg);
struct crypto_alg *crypto_mod_get(struct crypto_alg *alg)
@ -47,11 +51,6 @@ void crypto_mod_put(struct crypto_alg *alg)
}
EXPORT_SYMBOL_GPL(crypto_mod_put);
static inline int crypto_is_test_larval(struct crypto_larval *larval)
{
return larval->alg.cra_driver_name[0];
}
static struct crypto_alg *__crypto_alg_lookup(const char *name, u32 type,
u32 mask)
{
@ -163,11 +162,52 @@ void crypto_larval_kill(struct crypto_alg *alg)
}
EXPORT_SYMBOL_GPL(crypto_larval_kill);
void crypto_wait_for_test(struct crypto_larval *larval)
{
int err;
err = crypto_probing_notify(CRYPTO_MSG_ALG_REGISTER, larval->adult);
if (WARN_ON_ONCE(err != NOTIFY_STOP))
goto out;
err = wait_for_completion_killable(&larval->completion);
WARN_ON(err);
if (!err)
crypto_notify(CRYPTO_MSG_ALG_LOADED, larval);
out:
crypto_larval_kill(&larval->alg);
}
EXPORT_SYMBOL_GPL(crypto_wait_for_test);
static void crypto_start_test(struct crypto_larval *larval)
{
if (!crypto_is_test_larval(larval))
return;
if (larval->test_started)
return;
down_write(&crypto_alg_sem);
if (larval->test_started) {
up_write(&crypto_alg_sem);
return;
}
larval->test_started = true;
up_write(&crypto_alg_sem);
crypto_wait_for_test(larval);
}
static struct crypto_alg *crypto_larval_wait(struct crypto_alg *alg)
{
struct crypto_larval *larval = (void *)alg;
long timeout;
if (!static_branch_likely(&crypto_boot_test_finished))
crypto_start_test(larval);
timeout = wait_for_completion_killable_timeout(
&larval->completion, 60 * HZ);

26
crypto/crypto_engine.c
View File

@ -327,6 +327,19 @@ int crypto_transfer_hash_request_to_engine(struct crypto_engine *engine,
}
EXPORT_SYMBOL_GPL(crypto_transfer_hash_request_to_engine);
/**
* crypto_transfer_kpp_request_to_engine - transfer one kpp_request to list
* into the engine queue
* @engine: the hardware engine
* @req: the request need to be listed into the engine queue
*/
int crypto_transfer_kpp_request_to_engine(struct crypto_engine *engine,
struct kpp_request *req)
{
return crypto_transfer_request_to_engine(engine, &req->base);
}
EXPORT_SYMBOL_GPL(crypto_transfer_kpp_request_to_engine);
/**
* crypto_transfer_skcipher_request_to_engine - transfer one skcipher_request
* to list into the engine queue
@ -382,6 +395,19 @@ void crypto_finalize_hash_request(struct crypto_engine *engine,
}
EXPORT_SYMBOL_GPL(crypto_finalize_hash_request);
/**
* crypto_finalize_kpp_request - finalize one kpp_request if the request is done
* @engine: the hardware engine
* @req: the request need to be finalized
* @err: error number
*/
void crypto_finalize_kpp_request(struct crypto_engine *engine,
struct kpp_request *req, int err)
{
return crypto_finalize_request(engine, &req->base, err);
}
EXPORT_SYMBOL_GPL(crypto_finalize_kpp_request);
/**
* crypto_finalize_skcipher_request - finalize one skcipher_request if
* the request is done

2
crypto/drbg.c
View File

@ -2003,7 +2003,7 @@ static inline int __init drbg_healthcheck_sanity(void)
#define OUTBUFLEN 16
unsigned char buf[OUTBUFLEN];
struct drbg_state *drbg = NULL;
int ret = -EFAULT;
int ret;
int rc = -EFAULT;
bool pr = false;
int coreref = 0;

14
crypto/ecc.c
View File

@ -32,10 +32,10 @@
#include <linux/fips.h>
#include <crypto/ecdh.h>
#include <crypto/rng.h>
#include <crypto/internal/ecc.h>
#include <asm/unaligned.h>
#include <linux/ratelimit.h>
#include "ecc.h"
#include "ecc_curve_defs.h"
typedef struct {
@ -81,7 +81,7 @@ static void ecc_free_digits_space(u64 *space)
kfree_sensitive(space);
}
static struct ecc_point *ecc_alloc_point(unsigned int ndigits)
struct ecc_point *ecc_alloc_point(unsigned int ndigits)
{
struct ecc_point *p = kmalloc(sizeof(*p), GFP_KERNEL);
@ -106,8 +106,9 @@ static struct ecc_point *ecc_alloc_point(unsigned int ndigits)
kfree(p);
return NULL;
}
EXPORT_SYMBOL(ecc_alloc_point);
static void ecc_free_point(struct ecc_point *p)
void ecc_free_point(struct ecc_point *p)
{
if (!p)
return;
@ -116,6 +117,7 @@ static void ecc_free_point(struct ecc_point *p)
kfree_sensitive(p->y);
kfree_sensitive(p);
}
EXPORT_SYMBOL(ecc_free_point);
static void vli_clear(u64 *vli, unsigned int ndigits)
{
@ -165,7 +167,7 @@ static unsigned int vli_num_digits(const u64 *vli, unsigned int ndigits)
}
/* Counts the number of bits required for vli. */
static unsigned int vli_num_bits(const u64 *vli, unsigned int ndigits)
unsigned int vli_num_bits(const u64 *vli, unsigned int ndigits)
{
unsigned int i, num_digits;
u64 digit;
@ -180,6 +182,7 @@ static unsigned int vli_num_bits(const u64 *vli, unsigned int ndigits)
return ((num_digits - 1) * 64 + i);
}
EXPORT_SYMBOL(vli_num_bits);
/* Set dest from unaligned bit string src. */
void vli_from_be64(u64 *dest, const void *src, unsigned int ndigits)
@ -1062,11 +1065,12 @@ EXPORT_SYMBOL(vli_mod_inv);
/* ------ Point operations ------ */
/* Returns true if p_point is the point at infinity, false otherwise. */
static bool ecc_point_is_zero(const struct ecc_point *point)
bool ecc_point_is_zero(const struct ecc_point *point)
{
return (vli_is_zero(point->x, point->ndigits) &&
vli_is_zero(point->y, point->ndigits));
}
EXPORT_SYMBOL(ecc_point_is_zero);
/* Point multiplication algorithm using Montgomery's ladder with co-Z
* coordinates. From https://eprint.iacr.org/2011/338.pdf

2
crypto/ecdh.c
View File

@ -6,11 +6,11 @@
*/
#include <linux/module.h>
#include <crypto/internal/ecc.h>
#include <crypto/internal/kpp.h>
#include <crypto/kpp.h>
#include <crypto/ecdh.h>
#include <linux/scatterlist.h>
#include "ecc.h"
struct ecdh_ctx {
unsigned int curve_id;

2
crypto/ecdsa.c
View File

@ -5,12 +5,12 @@
#include <linux/module.h>
#include <crypto/internal/akcipher.h>
#include <crypto/internal/ecc.h>
#include <crypto/akcipher.h>
#include <crypto/ecdh.h>
#include <linux/asn1_decoder.h>
#include <linux/scatterlist.h>
#include "ecc.h"
#include "ecdsasignature.asn1.h"
struct ecc_ctx {

2
crypto/ecrdsa.c
View File

@ -20,12 +20,12 @@
#include <linux/crypto.h>
#include <crypto/streebog.h>
#include <crypto/internal/akcipher.h>
#include <crypto/internal/ecc.h>
#include <crypto/akcipher.h>
#include <linux/oid_registry.h>
#include <linux/scatterlist.h>
#include "ecrdsa_params.asn1.h"
#include "ecrdsa_pub_key.asn1.h"
#include "ecc.h"
#include "ecrdsa_defs.h"
#define ECRDSA_MAX_SIG_SIZE (2 * 512 / 8)

2
crypto/ecrdsa_defs.h
View File

@ -13,7 +13,7 @@
#ifndef _CRYTO_ECRDSA_DEFS_H
#define _CRYTO_ECRDSA_DEFS_H
#include "ecc.h"
#include <crypto/internal/ecc.h>
#define ECRDSA_MAX_SIG_SIZE (2 * 512 / 8)
#define ECRDSA_MAX_DIGITS (512 / 64)

10
crypto/internal.h
View File

@ -10,6 +10,7 @@
#include <crypto/algapi.h>
#include <linux/completion.h>
#include <linux/jump_label.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/notifier.h>
@ -27,6 +28,7 @@ struct crypto_larval {
struct crypto_alg *adult;
struct completion completion;
u32 mask;
bool test_started;
};
enum {
@ -45,6 +47,8 @@ extern struct list_head crypto_alg_list;
extern struct rw_semaphore crypto_alg_sem;
extern struct blocking_notifier_head crypto_chain;
DECLARE_STATIC_KEY_FALSE(crypto_boot_test_finished);
#ifdef CONFIG_PROC_FS
void __init crypto_init_proc(void);
void __exit crypto_exit_proc(void);
@ -70,6 +74,7 @@ struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask);
struct crypto_larval *crypto_larval_alloc(const char *name, u32 type, u32 mask);
void crypto_larval_kill(struct crypto_alg *alg);
void crypto_wait_for_test(struct crypto_larval *larval);
void crypto_alg_tested(const char *name, int err);
void crypto_remove_spawns(struct crypto_alg *alg, struct list_head *list,
@ -156,5 +161,10 @@ static inline void crypto_yield(u32 flags)
cond_resched();
}
static inline int crypto_is_test_larval(struct crypto_larval *larval)
{
return larval->alg.cra_driver_name[0];
}
#endif /* _CRYPTO_INTERNAL_H */

24
crypto/jitterentropy.c
View File

@ -125,7 +125,7 @@ struct rand_data {
* This test complies with SP800-90B section 4.4.2.
***************************************************************************/
/**
/*
* Reset the APT counter
*
* @ec [in] Reference to entropy collector
@ -138,7 +138,7 @@ static void jent_apt_reset(struct rand_data *ec, unsigned int delta_masked)
ec->apt_observations = 0;
}
/**
/*
* Insert a new entropy event into APT
*
* @ec [in] Reference to entropy collector
@ -182,7 +182,7 @@ static void jent_apt_insert(struct rand_data *ec, unsigned int delta_masked)
* the end. The caller of the Jitter RNG is informed with an error code.
***************************************************************************/
/**
/*
* Repetition Count Test as defined in SP800-90B section 4.4.1
*
* @ec [in] Reference to entropy collector
@ -223,7 +223,7 @@ static void jent_rct_insert(struct rand_data *ec, int stuck)
}
}
/**
/*
* Is there an RCT health test failure?
*
* @ec [in] Reference to entropy collector
@ -246,7 +246,7 @@ static inline __u64 jent_delta(__u64 prev, __u64 next)
(JENT_UINT64_MAX - prev + 1 + next);
}
/**
/*
* Stuck test by checking the:
* 1st derivative of the jitter measurement (time delta)
* 2nd derivative of the jitter measurement (delta of time deltas)
@ -288,7 +288,7 @@ static int jent_stuck(struct rand_data *ec, __u64 current_delta)
return 0;
}
/**
/*
* Report any health test failures
*
* @ec [in] Reference to entropy collector
@ -310,7 +310,7 @@ static int jent_health_failure(struct rand_data *ec)
* Noise sources
***************************************************************************/
/**
/*
* Update of the loop count used for the next round of
* an entropy collection.
*
@ -353,7 +353,7 @@ static __u64 jent_loop_shuffle(struct rand_data *ec,
return (shuffle + (1<<min));
}
/**
/*
* CPU Jitter noise source -- this is the noise source based on the CPU
* execution time jitter
*
@ -435,7 +435,7 @@ static void jent_lfsr_time(struct rand_data *ec, __u64 time, __u64 loop_cnt,
ec->data = new;
}
/**
/*
* Memory Access noise source -- this is a noise source based on variations in
* memory access times
*
@ -500,7 +500,7 @@ static void jent_memaccess(struct rand_data *ec, __u64 loop_cnt)
/***************************************************************************
* Start of entropy processing logic
***************************************************************************/
/**
/*
* This is the heart of the entropy generation: calculate time deltas and
* use the CPU jitter in the time deltas. The jitter is injected into the
* entropy pool.
@ -539,7 +539,7 @@ static int jent_measure_jitter(struct rand_data *ec)
return stuck;
}
/**
/*
* Generator of one 64 bit random number
* Function fills rand_data->data
*
@ -566,7 +566,7 @@ static void jent_gen_entropy(struct rand_data *ec)
}
}
/**
/*
* Entry function: Obtain entropy for the caller.
*
* This function invokes the entropy gathering logic as often to generate

12
crypto/pcrypt.c
View File

@ -78,12 +78,14 @@ static void pcrypt_aead_enc(struct padata_priv *padata)
{
struct pcrypt_request *preq = pcrypt_padata_request(padata);
struct aead_request *req = pcrypt_request_ctx(preq);
int ret;
padata->info = crypto_aead_encrypt(req);
ret = crypto_aead_encrypt(req);
if (padata->info == -EINPROGRESS)
if (ret == -EINPROGRESS)
return;
padata->info = ret;
padata_do_serial(padata);
}
@ -123,12 +125,14 @@ static void pcrypt_aead_dec(struct padata_priv *padata)
{
struct pcrypt_request *preq = pcrypt_padata_request(padata);
struct aead_request *req = pcrypt_request_ctx(preq);
int ret;
padata->info = crypto_aead_decrypt(req);
ret = crypto_aead_decrypt(req);
if (padata->info == -EINPROGRESS)
if (ret == -EINPROGRESS)
return;
padata->info = ret;
padata_do_serial(padata);
}

5
crypto/tcrypt.c
View File

@ -1333,7 +1333,7 @@ static void test_mb_skcipher_speed(const char *algo, int enc, int secs,
if (bs > XBUFSIZE * PAGE_SIZE) {
pr_err("template (%u) too big for buffer (%lu)\n",
*b_size, XBUFSIZE * PAGE_SIZE);
bs, XBUFSIZE * PAGE_SIZE);
goto out;
}
@ -1386,8 +1386,7 @@ static void test_mb_skcipher_speed(const char *algo, int enc, int secs,
memset(cur->xbuf[p], 0xff, k);
skcipher_request_set_crypt(cur->req, cur->sg,
cur->sg, *b_size,
iv);
cur->sg, bs, iv);
}
if (secs) {

4
crypto/testmgr.c
View File

@ -1061,14 +1061,14 @@ static void generate_random_testvec_config(struct testvec_config *cfg,
static void crypto_disable_simd_for_test(void)
{
preempt_disable();
migrate_disable();
__this_cpu_write(crypto_simd_disabled_for_test, true);
}
static void crypto_reenable_simd_for_test(void)
{
__this_cpu_write(crypto_simd_disabled_for_test, false);
preempt_enable();
migrate_enable();
}
/*

2
crypto/testmgr.h
View File

@ -1201,7 +1201,7 @@ static const struct akcipher_testvec pkcs1pad_rsa_tv_template[] = {
"\xd1\x86\x48\x55\xce\x83\xee\x8e\x51\xc7\xde\x32\x12\x47\x7d\x46"
"\xb8\x35\xdf\x41\x02\x01\x00\x02\x01\x00\x02\x01\x00\x02\x01\x00"
"\x02\x01\x00",
.key_len = 804,
.key_len = 803,
/*
* m is SHA256 hash of following message:
* "\x49\x41\xbe\x0a\x0c\xc9\xf6\x35\x51\xe4\x27\x56\x13\x71\x4b\xd0"

12
drivers/char/hw_random/Kconfig
View File

@ -63,7 +63,7 @@ config HW_RANDOM_AMD
config HW_RANDOM_ATMEL
tristate "Atmel Random Number Generator support"
depends on ARCH_AT91 && HAVE_CLK && OF
depends on (ARCH_AT91 || COMPILE_TEST) && HAVE_CLK && OF
default HW_RANDOM
help
This driver provides kernel-side support for the Random Number
@ -87,7 +87,7 @@ config HW_RANDOM_BA431
config HW_RANDOM_BCM2835
tristate "Broadcom BCM2835/BCM63xx Random Number Generator support"
depends on ARCH_BCM2835 || ARCH_BCM_NSP || ARCH_BCM_5301X || \
ARCH_BCM_63XX || BCM63XX || BMIPS_GENERIC
ARCH_BCM_63XX || BCM63XX || BMIPS_GENERIC || COMPILE_TEST
default HW_RANDOM
help
This driver provides kernel-side support for the Random Number
@ -100,7 +100,7 @@ config HW_RANDOM_BCM2835
config HW_RANDOM_IPROC_RNG200
tristate "Broadcom iProc/STB RNG200 support"
depends on ARCH_BCM_IPROC || ARCH_BCM2835 || ARCH_BRCMSTB
depends on ARCH_BCM_IPROC || ARCH_BCM2835 || ARCH_BRCMSTB || COMPILE_TEST
default HW_RANDOM
help
This driver provides kernel-side support for the RNG200
@ -165,7 +165,7 @@ config HW_RANDOM_IXP4XX
config HW_RANDOM_OMAP
tristate "OMAP Random Number Generator support"
depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS || ARCH_MVEBU || ARCH_K3
depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS || ARCH_MVEBU || ARCH_K3 || COMPILE_TEST
default HW_RANDOM
help
This driver provides kernel-side support for the Random Number
@ -179,7 +179,7 @@ config HW_RANDOM_OMAP
config HW_RANDOM_OMAP3_ROM
tristate "OMAP3 ROM Random Number Generator support"
depends on ARCH_OMAP3
depends on ARCH_OMAP3 || COMPILE_TEST
default HW_RANDOM
help
This driver provides kernel-side support for the Random Number
@ -298,7 +298,7 @@ config HW_RANDOM_INGENIC_TRNG
config HW_RANDOM_NOMADIK
tristate "ST-Ericsson Nomadik Random Number Generator support"
depends on ARCH_NOMADIK
depends on ARCH_NOMADIK || COMPILE_TEST
default HW_RANDOM
help
This driver provides kernel-side support for the Random Number

4
drivers/char/hw_random/ixp4xx-rng.c
View File

@ -42,13 +42,11 @@ static int ixp4xx_rng_probe(struct platform_device *pdev)
{
void __iomem * rng_base;
struct device *dev = &pdev->dev;
struct resource *res;
if (!cpu_is_ixp46x()) /* includes IXP455 */
return -ENOSYS;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
rng_base = devm_ioremap_resource(dev, res);
rng_base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(rng_base))
return PTR_ERR(rng_base);

5
drivers/char/hw_random/meson-rng.c
View File

@ -54,9 +54,10 @@ static int meson_rng_probe(struct platform_device *pdev)
if (IS_ERR(data->base))
return PTR_ERR(data->base);
data->core_clk = devm_clk_get(dev, "core");
data->core_clk = devm_clk_get_optional(dev, "core");
if (IS_ERR(data->core_clk))
data->core_clk = NULL;
return dev_err_probe(dev, PTR_ERR(data->core_clk),
"Failed to get core clock\n");
if (data->core_clk) {
ret = clk_prepare_enable(data->core_clk);

9
drivers/char/hw_random/mtk-rng.c
View File

@ -166,8 +166,13 @@ static int mtk_rng_runtime_resume(struct device *dev)
return mtk_rng_init(&priv->rng);
}
static UNIVERSAL_DEV_PM_OPS(mtk_rng_pm_ops, mtk_rng_runtime_suspend,
mtk_rng_runtime_resume, NULL);
static const struct dev_pm_ops mtk_rng_pm_ops = {
SET_RUNTIME_PM_OPS(mtk_rng_runtime_suspend,
mtk_rng_runtime_resume, NULL)
SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
pm_runtime_force_resume)
};
#define MTK_RNG_PM_OPS (&mtk_rng_pm_ops)
#else /* CONFIG_PM */
#define MTK_RNG_PM_OPS NULL

4
drivers/char/hw_random/s390-trng.c
View File

@ -111,7 +111,7 @@ static ssize_t trng_counter_show(struct device *dev,
#if IS_ENABLED(CONFIG_ARCH_RANDOM)
u64 arch_counter = atomic64_read(&s390_arch_random_counter);
return snprintf(buf, PAGE_SIZE,
return sysfs_emit(buf,
"trng: %llu\n"
"hwrng: %llu\n"
"arch: %llu\n"
@ -119,7 +119,7 @@ static ssize_t trng_counter_show(struct device *dev,
dev_counter, hwrng_counter, arch_counter,
dev_counter + hwrng_counter + arch_counter);
#else
return snprintf(buf, PAGE_SIZE,
return sysfs_emit(buf,
"trng: %llu\n"
"hwrng: %llu\n"
"total: %llu\n",

19
drivers/crypto/caam/caampkc.c
View File

@ -1153,16 +1153,27 @@ static struct caam_akcipher_alg caam_rsa = {
int caam_pkc_init(struct device *ctrldev)
{
struct caam_drv_private *priv = dev_get_drvdata(ctrldev);
u32 pk_inst;
u32 pk_inst, pkha;
int err;
init_done = false;
/* Determine public key hardware accelerator presence. */
if (priv->era < 10)
if (priv->era < 10) {
pk_inst = (rd_reg32(&priv->ctrl->perfmon.cha_num_ls) &
CHA_ID_LS_PK_MASK) >> CHA_ID_LS_PK_SHIFT;
else
pk_inst = rd_reg32(&priv->ctrl->vreg.pkha) & CHA_VER_NUM_MASK;
} else {
pkha = rd_reg32(&priv->ctrl->vreg.pkha);
pk_inst = pkha & CHA_VER_NUM_MASK;
/*
* Newer CAAMs support partially disabled functionality. If this is the
* case, the number is non-zero, but this bit is set to indicate that
* no encryption or decryption is supported. Only signing and verifying
* is supported.
*/
if (pkha & CHA_VER_MISC_PKHA_NO_CRYPT)
pk_inst = 0;
}
/* Do not register algorithms if PKHA is not present. */
if (!pk_inst)

3
drivers/crypto/caam/regs.h
View File

@ -322,6 +322,9 @@ struct version_regs {
/* CHA Miscellaneous Information - AESA_MISC specific */
#define CHA_VER_MISC_AES_GCM BIT(1 + CHA_VER_MISC_SHIFT)
/* CHA Miscellaneous Information - PKHA_MISC specific */
#define CHA_VER_MISC_PKHA_NO_CRYPT BIT(7 + CHA_VER_MISC_SHIFT)
/*
* caam_perfmon - Performance Monitor/Secure Memory Status/
* CAAM Global Status/Component Version IDs

5
drivers/crypto/ccp/ccp-dev-v3.c
View File

@ -467,8 +467,8 @@ static int ccp_init(struct ccp_device *ccp)
cmd_q = &ccp->cmd_q[i];
kthread = kthread_create(ccp_cmd_queue_thread, cmd_q,
"%s-q%u", ccp->name, cmd_q->id);
kthread = kthread_run(ccp_cmd_queue_thread, cmd_q,
"%s-q%u", ccp->name, cmd_q->id);
if (IS_ERR(kthread)) {
dev_err(dev, "error creating queue thread (%ld)\n",
PTR_ERR(kthread));
@ -477,7 +477,6 @@ static int ccp_init(struct ccp_device *ccp)
}
cmd_q->kthread = kthread;
wake_up_process(kthread);
}
dev_dbg(dev, "Enabling interrupts...\n");

5
drivers/crypto/ccp/ccp-dev-v5.c
View File

@ -950,8 +950,8 @@ static int ccp5_init(struct ccp_device *ccp)
cmd_q = &ccp->cmd_q[i];
kthread = kthread_create(ccp_cmd_queue_thread, cmd_q,
"%s-q%u", ccp->name, cmd_q->id);
kthread = kthread_run(ccp_cmd_queue_thread, cmd_q,
"%s-q%u", ccp->name, cmd_q->id);
if (IS_ERR(kthread)) {
dev_err(dev, "error creating queue thread (%ld)\n",
PTR_ERR(kthread));
@ -960,7 +960,6 @@ static int ccp5_init(struct ccp_device *ccp)
}
cmd_q->kthread = kthread;
wake_up_process(kthread);
}
dev_dbg(dev, "Enabling interrupts...\n");

2
drivers/crypto/ccp/sev-dev.c
View File

@ -134,7 +134,7 @@ static int sev_cmd_buffer_len(int cmd)
case SEV_CMD_DOWNLOAD_FIRMWARE: return sizeof(struct sev_data_download_firmware);
case SEV_CMD_GET_ID: return sizeof(struct sev_data_get_id);
case SEV_CMD_ATTESTATION_REPORT: return sizeof(struct sev_data_attestation_report);
case SEV_CMD_SEND_CANCEL: return sizeof(struct sev_data_send_cancel);
case SEV_CMD_SEND_CANCEL: return sizeof(struct sev_data_send_cancel);
default: return 0;
}

3
drivers/crypto/ccree/cc_driver.c
View File

@ -103,7 +103,8 @@ MODULE_DEVICE_TABLE(of, arm_ccree_dev_of_match);
static void init_cc_cache_params(struct cc_drvdata *drvdata)
{
struct device *dev = drvdata_to_dev(drvdata);
u32 cache_params, ace_const, val, mask;
u32 cache_params, ace_const, val;
u64 mask;
/* compute CC_AXIM_CACHE_PARAMS */
cache_params = cc_ioread(drvdata, CC_REG(AXIM_CACHE_PARAMS));

74
drivers/crypto/hisilicon/qm.c
View File

@ -233,6 +233,8 @@
#define QM_DBG_WRITE_LEN 1024
#define QM_DBG_TMP_BUF_LEN 22
#define QM_PCI_COMMAND_INVALID ~0
#define QM_RESET_STOP_TX_OFFSET 1
#define QM_RESET_STOP_RX_OFFSET 2
#define WAIT_PERIOD 20
#define REMOVE_WAIT_DELAY 10
@ -883,6 +885,20 @@ static irqreturn_t qm_mb_cmd_irq(int irq, void *data)
return IRQ_HANDLED;
}
static void qm_set_qp_disable(struct hisi_qp *qp, int offset)
{
u32 *addr;
if (qp->is_in_kernel)
return;
addr = (u32 *)(qp->qdma.va + qp->qdma.size) - offset;
*addr = 1;
/* make sure setup is completed */
mb();
}
static irqreturn_t qm_aeq_irq(int irq, void *data)
{
struct hisi_qm *qm = data;
@ -2467,6 +2483,15 @@ static void *qm_get_avail_sqe(struct hisi_qp *qp)
return qp->sqe + sq_tail * qp->qm->sqe_size;
}
static void hisi_qm_unset_hw_reset(struct hisi_qp *qp)
{
u64 *addr;
/* Use last 64 bits of DUS to reset status. */
addr = (u64 *)(qp->qdma.va + qp->qdma.size) - QM_RESET_STOP_TX_OFFSET;
*addr = 0;
}
static struct hisi_qp *qm_create_qp_nolock(struct hisi_qm *qm, u8 alg_type)
{
struct device *dev = &qm->pdev->dev;
@ -2492,7 +2517,7 @@ static struct hisi_qp *qm_create_qp_nolock(struct hisi_qm *qm, u8 alg_type)
}
qp = &qm->qp_array[qp_id];
hisi_qm_unset_hw_reset(qp);
memset(qp->cqe, 0, sizeof(struct qm_cqe) * QM_Q_DEPTH);
qp->event_cb = NULL;
@ -2912,6 +2937,14 @@ static int hisi_qm_get_available_instances(struct uacce_device *uacce)
return hisi_qm_get_free_qp_num(uacce->priv);
}
static void hisi_qm_set_hw_reset(struct hisi_qm *qm, int offset)
{
int i;
for (i = 0; i < qm->qp_num; i++)
qm_set_qp_disable(&qm->qp_array[i], offset);
}
static int hisi_qm_uacce_get_queue(struct uacce_device *uacce,
unsigned long arg,
struct uacce_queue *q)
@ -3094,7 +3127,7 @@ static int qm_alloc_uacce(struct hisi_qm *qm)
if (IS_ERR(uacce))
return PTR_ERR(uacce);
if (uacce->flags & UACCE_DEV_SVA && qm->mode == UACCE_MODE_SVA) {
if (uacce->flags & UACCE_DEV_SVA) {
qm->use_sva = true;
} else {
/* only consider sva case */
@ -3122,8 +3155,10 @@ static int qm_alloc_uacce(struct hisi_qm *qm)
else
mmio_page_nr = qm->db_interval / PAGE_SIZE;
/* Add one more page for device or qp status */
dus_page_nr = (PAGE_SIZE - 1 + qm->sqe_size * QM_Q_DEPTH +
sizeof(struct qm_cqe) * QM_Q_DEPTH) >> PAGE_SHIFT;
sizeof(struct qm_cqe) * QM_Q_DEPTH + PAGE_SIZE) >>
PAGE_SHIFT;
uacce->qf_pg_num[UACCE_QFRT_MMIO] = mmio_page_nr;
uacce->qf_pg_num[UACCE_QFRT_DUS] = dus_page_nr;
@ -3367,8 +3402,10 @@ void hisi_qm_uninit(struct hisi_qm *qm)
qm_irq_unregister(qm);
hisi_qm_pci_uninit(qm);
uacce_remove(qm->uacce);
qm->uacce = NULL;
if (qm->use_sva) {
uacce_remove(qm->uacce);
qm->uacce = NULL;
}
up_write(&qm->qps_lock);
}
@ -3682,11 +3719,13 @@ int hisi_qm_stop(struct hisi_qm *qm, enum qm_stop_reason r)
if (qm->status.stop_reason == QM_SOFT_RESET ||
qm->status.stop_reason == QM_FLR) {
hisi_qm_set_hw_reset(qm, QM_RESET_STOP_TX_OFFSET);
ret = qm_stop_started_qp(qm);
if (ret < 0) {
dev_err(dev, "Failed to stop started qp!\n");
goto err_unlock;
}
hisi_qm_set_hw_reset(qm, QM_RESET_STOP_RX_OFFSET);
}
/* Mask eq and aeq irq */
@ -4185,7 +4224,7 @@ static ssize_t qm_qos_value_init(const char *buf, unsigned long *val)
return -EINVAL;
}
ret = sscanf(buf, "%ld", val);
ret = sscanf(buf, "%lu", val);
if (ret != QM_QOS_VAL_NUM)
return -EINVAL;
@ -5045,6 +5084,8 @@ static int qm_controller_reset(struct hisi_qm *qm)
ret = qm_controller_reset_prepare(qm);
if (ret) {
hisi_qm_set_hw_reset(qm, QM_RESET_STOP_TX_OFFSET);
hisi_qm_set_hw_reset(qm, QM_RESET_STOP_RX_OFFSET);
clear_bit(QM_RST_SCHED, &qm->misc_ctl);
return ret;
}
@ -5131,6 +5172,8 @@ void hisi_qm_reset_prepare(struct pci_dev *pdev)
ret = hisi_qm_stop(qm, QM_FLR);
if (ret) {
pci_err(pdev, "Failed to stop QM, ret = %d.\n", ret);
hisi_qm_set_hw_reset(qm, QM_RESET_STOP_TX_OFFSET);
hisi_qm_set_hw_reset(qm, QM_RESET_STOP_RX_OFFSET);
return;
}
@ -5314,9 +5357,14 @@ static void qm_pf_reset_vf_prepare(struct hisi_qm *qm,
atomic_set(&qm->status.flags, QM_STOP);
cmd = QM_VF_PREPARE_FAIL;
goto err_prepare;
} else {
goto out;
}
err_prepare:
hisi_qm_set_hw_reset(qm, QM_RESET_STOP_TX_OFFSET);
hisi_qm_set_hw_reset(qm, QM_RESET_STOP_RX_OFFSET);
out:
pci_save_state(pdev);
ret = qm->ops->ping_pf(qm, cmd);
if (ret)
@ -5777,9 +5825,11 @@ int hisi_qm_init(struct hisi_qm *qm)
goto err_irq_register;
}
ret = qm_alloc_uacce(qm);
if (ret < 0)
dev_warn(dev, "fail to alloc uacce (%d)\n", ret);
if (qm->mode == UACCE_MODE_SVA) {
ret = qm_alloc_uacce(qm);
if (ret < 0)
dev_warn(dev, "fail to alloc uacce (%d)\n", ret);
}
ret = hisi_qm_memory_init(qm);
if (ret)
@ -5792,8 +5842,10 @@ int hisi_qm_init(struct hisi_qm *qm)
return 0;
err_alloc_uacce:
uacce_remove(qm->uacce);
qm->uacce = NULL;
if (qm->use_sva) {
uacce_remove(qm->uacce);
qm->uacce = NULL;
}
err_irq_register:
qm_irq_unregister(qm);
err_pci_init:

2
drivers/crypto/hisilicon/zip/zip_main.c
View File

@ -218,7 +218,7 @@ static const struct debugfs_reg32 hzip_dfx_regs[] = {
{"HZIP_AVG_DELAY ", 0x28ull},
{"HZIP_MEM_VISIBLE_DATA ", 0x30ull},
{"HZIP_MEM_VISIBLE_ADDR ", 0x34ull},
{"HZIP_COMSUMED_BYTE ", 0x38ull},
{"HZIP_CONSUMED_BYTE ", 0x38ull},
{"HZIP_PRODUCED_BYTE ", 0x40ull},
{"HZIP_COMP_INF ", 0x70ull},
{"HZIP_PRE_OUT ", 0x78ull},

7
drivers/crypto/img-hash.c
View File

@ -674,14 +674,12 @@ static int img_hash_digest(struct ahash_request *req)
static int img_hash_cra_init(struct crypto_tfm *tfm, const char *alg_name)
{
struct img_hash_ctx *ctx = crypto_tfm_ctx(tfm);
int err = -ENOMEM;
ctx->fallback = crypto_alloc_ahash(alg_name, 0,
CRYPTO_ALG_NEED_FALLBACK);
if (IS_ERR(ctx->fallback)) {
pr_err("img_hash: Could not load fallback driver.\n");
err = PTR_ERR(ctx->fallback);
goto err;
return PTR_ERR(ctx->fallback);
}
crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm),
sizeof(struct img_hash_request_ctx) +
@ -689,9 +687,6 @@ static int img_hash_cra_init(struct crypto_tfm *tfm, const char *alg_name)
IMG_HASH_DMA_THRESHOLD);
return 0;
err:
return err;
}
static int img_hash_cra_md5_init(struct crypto_tfm *tfm)

19
drivers/crypto/keembay/Kconfig
View File

@ -39,6 +39,25 @@ config CRYPTO_DEV_KEEMBAY_OCS_AES_SM4_CTS
Intel does not recommend use of CTS mode with AES/SM4.
config CRYPTO_DEV_KEEMBAY_OCS_ECC
tristate "Support for Intel Keem Bay OCS ECC HW acceleration"
depends on ARCH_KEEMBAY || COMPILE_TEST
depends on OF || COMPILE_TEST
depends on HAS_IOMEM
select CRYPTO_ECDH
select CRYPTO_ENGINE
help
Support for Intel Keem Bay Offload and Crypto Subsystem (OCS)
Elliptic Curve Cryptography (ECC) hardware acceleration for use with
Crypto API.
Provides OCS acceleration for ECDH-256 and ECDH-384.
Say Y or M if you are compiling for the Intel Keem Bay SoC. The
module will be called keembay-ocs-ecc.
If unsure, say N.
config CRYPTO_DEV_KEEMBAY_OCS_HCU
tristate "Support for Intel Keem Bay OCS HCU HW acceleration"
select CRYPTO_HASH

2
drivers/crypto/keembay/Makefile
View File

@ -4,5 +4,7 @@
obj-$(CONFIG_CRYPTO_DEV_KEEMBAY_OCS_AES_SM4) += keembay-ocs-aes.o
keembay-ocs-aes-objs := keembay-ocs-aes-core.o ocs-aes.o
obj-$(CONFIG_CRYPTO_DEV_KEEMBAY_OCS_ECC) += keembay-ocs-ecc.o
obj-$(CONFIG_CRYPTO_DEV_KEEMBAY_OCS_HCU) += keembay-ocs-hcu.o
keembay-ocs-hcu-objs := keembay-ocs-hcu-core.o ocs-hcu.o

1017
drivers/crypto/keembay/keembay-ocs-ecc.c Normal file
View File

File diff suppressed because it is too large Load Diff

1
drivers/crypto/marvell/cesa/cesa.c
View File

@ -615,7 +615,6 @@ static struct platform_driver marvell_cesa = {
};
module_platform_driver(marvell_cesa);
MODULE_ALIAS("platform:mv_crypto");
MODULE_AUTHOR("Boris Brezillon <boris.brezillon@free-electrons.com>");
MODULE_AUTHOR("Arnaud Ebalard <arno@natisbad.org>");
MODULE_DESCRIPTION("Support for Marvell's cryptographic engine");

1
drivers/crypto/marvell/octeontx2/otx2_cptvf_algs.c
View File

@ -1274,6 +1274,7 @@ static int aead_do_fallback(struct aead_request *req, bool is_enc)
req->base.complete, req->base.data);
aead_request_set_crypt(&rctx->fbk_req, req->src,
req->dst, req->cryptlen, req->iv);
aead_request_set_ad(&rctx->fbk_req, req->assoclen);
ret = is_enc ? crypto_aead_encrypt(&rctx->fbk_req) :
crypto_aead_decrypt(&rctx->fbk_req);
} else {

35
drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c
View File

@ -1,5 +1,6 @@
// SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only)
/* Copyright(c) 2020 Intel Corporation */
#include <linux/iopoll.h>
#include <adf_accel_devices.h>
#include <adf_common_drv.h>
#include <adf_pf2vf_msg.h>
@ -161,7 +162,36 @@ static void adf_enable_ints(struct adf_accel_dev *accel_dev)
ADF_CSR_WR(addr, ADF_4XXX_SMIAPF_MASK_OFFSET, 0);
}
static int adf_enable_pf2vf_comms(struct adf_accel_dev *accel_dev)
static int adf_init_device(struct adf_accel_dev *accel_dev)
{
void __iomem *addr;
u32 status;
u32 csr;
int ret;
addr = (&GET_BARS(accel_dev)[ADF_4XXX_PMISC_BAR])->virt_addr;
/* Temporarily mask PM interrupt */
csr = ADF_CSR_RD(addr, ADF_4XXX_ERRMSK2);
csr |= ADF_4XXX_PM_SOU;
ADF_CSR_WR(addr, ADF_4XXX_ERRMSK2, csr);
/* Set DRV_ACTIVE bit to power up the device */
ADF_CSR_WR(addr, ADF_4XXX_PM_INTERRUPT, ADF_4XXX_PM_DRV_ACTIVE);
/* Poll status register to make sure the device is powered up */
ret = read_poll_timeout(ADF_CSR_RD, status,
status & ADF_4XXX_PM_INIT_STATE,
ADF_4XXX_PM_POLL_DELAY_US,
ADF_4XXX_PM_POLL_TIMEOUT_US, true, addr,
ADF_4XXX_PM_STATUS);
if (ret)
dev_err(&GET_DEV(accel_dev), "Failed to power up the device\n");
return ret;
}
static int pfvf_comms_disabled(struct adf_accel_dev *accel_dev)
{
return 0;
}
@ -215,6 +245,7 @@ void adf_init_hw_data_4xxx(struct adf_hw_device_data *hw_data)
hw_data->exit_arb = adf_exit_arb;
hw_data->get_arb_mapping = adf_get_arbiter_mapping;
hw_data->enable_ints = adf_enable_ints;
hw_data->init_device = adf_init_device;
hw_data->reset_device = adf_reset_flr;
hw_data->admin_ae_mask = ADF_4XXX_ADMIN_AE_MASK;
hw_data->uof_get_num_objs = uof_get_num_objs;
@ -222,7 +253,7 @@ void adf_init_hw_data_4xxx(struct adf_hw_device_data *hw_data)
hw_data->uof_get_ae_mask = uof_get_ae_mask;
hw_data->set_msix_rttable = set_msix_default_rttable;
hw_data->set_ssm_wdtimer = adf_gen4_set_ssm_wdtimer;
hw_data->enable_pfvf_comms = adf_enable_pf2vf_comms;
hw_data->enable_pfvf_comms = pfvf_comms_disabled;
hw_data->disable_iov = adf_disable_sriov;
hw_data->min_iov_compat_ver = ADF_PFVF_COMPAT_THIS_VERSION;

10
drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.h
View File

@ -62,6 +62,16 @@
#define ADF_4XXX_ADMINMSGLR_OFFSET (0x500578)
#define ADF_4XXX_MAILBOX_BASE_OFFSET (0x600970)
/* Power management */
#define ADF_4XXX_PM_POLL_DELAY_US 20
#define ADF_4XXX_PM_POLL_TIMEOUT_US USEC_PER_SEC
#define ADF_4XXX_PM_STATUS (0x50A00C)
#define ADF_4XXX_PM_INTERRUPT (0x50A028)
#define ADF_4XXX_PM_DRV_ACTIVE BIT(20)
#define ADF_4XXX_PM_INIT_STATE BIT(21)
/* Power management source in ERRSOU2 and ERRMSK2 */
#define ADF_4XXX_PM_SOU BIT(18)
/* Firmware Binaries */
#define ADF_4XXX_FW "qat_4xxx.bin"
#define ADF_4XXX_MMP "qat_4xxx_mmp.bin"

89
drivers/crypto/qat/qat_c3xxx/adf_c3xxx_hw_data.c
View File

@ -48,34 +48,6 @@ static u32 get_ae_mask(struct adf_hw_device_data *self)
return ~(fuses | straps) & ADF_C3XXX_ACCELENGINES_MASK;
}
static u32 get_num_accels(struct adf_hw_device_data *self)
{
u32 i, ctr = 0;
if (!self || !self->accel_mask)
return 0;
for (i = 0; i < ADF_C3XXX_MAX_ACCELERATORS; i++) {
if (self->accel_mask & (1 << i))
ctr++;
}
return ctr;
}
static u32 get_num_aes(struct adf_hw_device_data *self)
{
u32 i, ctr = 0;
if (!self || !self->ae_mask)
return 0;
for (i = 0; i < ADF_C3XXX_MAX_ACCELENGINES; i++) {
if (self->ae_mask & (1 << i))
ctr++;
}
return ctr;
}
static u32 get_misc_bar_id(struct adf_hw_device_data *self)
{
return ADF_C3XXX_PMISC_BAR;
@ -88,12 +60,12 @@ static u32 get_etr_bar_id(struct adf_hw_device_data *self)
static u32 get_sram_bar_id(struct adf_hw_device_data *self)
{
return 0;
return ADF_C3XXX_SRAM_BAR;
}
static enum dev_sku_info get_sku(struct adf_hw_device_data *self)
{
int aes = get_num_aes(self);
int aes = self->get_num_aes(self);
if (aes == 6)
return DEV_SKU_4;
@ -106,41 +78,6 @@ static const u32 *adf_get_arbiter_mapping(void)
return thrd_to_arb_map;
}
static u32 get_pf2vf_offset(u32 i)
{
return ADF_C3XXX_PF2VF_OFFSET(i);
}
static void adf_enable_error_correction(struct adf_accel_dev *accel_dev)
{
struct adf_hw_device_data *hw_device = accel_dev->hw_device;
struct adf_bar *misc_bar = &GET_BARS(accel_dev)[ADF_C3XXX_PMISC_BAR];
unsigned long accel_mask = hw_device->accel_mask;
unsigned long ae_mask = hw_device->ae_mask;
void __iomem *csr = misc_bar->virt_addr;
unsigned int val, i;
/* Enable Accel Engine error detection & correction */
for_each_set_bit(i, &ae_mask, GET_MAX_ACCELENGINES(accel_dev)) {
val = ADF_CSR_RD(csr, ADF_C3XXX_AE_CTX_ENABLES(i));
val |= ADF_C3XXX_ENABLE_AE_ECC_ERR;
ADF_CSR_WR(csr, ADF_C3XXX_AE_CTX_ENABLES(i), val);
val = ADF_CSR_RD(csr, ADF_C3XXX_AE_MISC_CONTROL(i));
val |= ADF_C3XXX_ENABLE_AE_ECC_PARITY_CORR;
ADF_CSR_WR(csr, ADF_C3XXX_AE_MISC_CONTROL(i), val);
}
/* Enable shared memory error detection & correction */
for_each_set_bit(i, &accel_mask, ADF_C3XXX_MAX_ACCELERATORS) {
val = ADF_CSR_RD(csr, ADF_C3XXX_UERRSSMSH(i));
val |= ADF_C3XXX_ERRSSMSH_EN;
ADF_CSR_WR(csr, ADF_C3XXX_UERRSSMSH(i), val);
val = ADF_CSR_RD(csr, ADF_C3XXX_CERRSSMSH(i));
val |= ADF_C3XXX_ERRSSMSH_EN;
ADF_CSR_WR(csr, ADF_C3XXX_CERRSSMSH(i), val);
}
}
static void adf_enable_ints(struct adf_accel_dev *accel_dev)
{
void __iomem *addr;
@ -154,13 +91,6 @@ static void adf_enable_ints(struct adf_accel_dev *accel_dev)
ADF_C3XXX_SMIA1_MASK);
}
static int adf_enable_pf2vf_comms(struct adf_accel_dev *accel_dev)
{
spin_lock_init(&accel_dev->pf.vf2pf_ints_lock);
return 0;
}
static void configure_iov_threads(struct adf_accel_dev *accel_dev, bool enable)
{
adf_gen2_cfg_iov_thds(accel_dev, enable,
@ -177,16 +107,16 @@ void adf_init_hw_data_c3xxx(struct adf_hw_device_data *hw_data)
hw_data->num_accel = ADF_C3XXX_MAX_ACCELERATORS;
hw_data->num_logical_accel = 1;
hw_data->num_engines = ADF_C3XXX_MAX_ACCELENGINES;
hw_data->tx_rx_gap = ADF_C3XXX_RX_RINGS_OFFSET;
hw_data->tx_rings_mask = ADF_C3XXX_TX_RINGS_MASK;
hw_data->tx_rx_gap = ADF_GEN2_RX_RINGS_OFFSET;
hw_data->tx_rings_mask = ADF_GEN2_TX_RINGS_MASK;
hw_data->alloc_irq = adf_isr_resource_alloc;
hw_data->free_irq = adf_isr_resource_free;
hw_data->enable_error_correction = adf_enable_error_correction;
hw_data->enable_error_correction = adf_gen2_enable_error_correction;
hw_data->get_accel_mask = get_accel_mask;
hw_data->get_ae_mask = get_ae_mask;
hw_data->get_accel_cap = adf_gen2_get_accel_cap;
hw_data->get_num_accels = get_num_accels;
hw_data->get_num_aes = get_num_aes;
hw_data->get_num_accels = adf_gen2_get_num_accels;
hw_data->get_num_aes = adf_gen2_get_num_aes;
hw_data->get_sram_bar_id = get_sram_bar_id;
hw_data->get_etr_bar_id = get_etr_bar_id;
hw_data->get_misc_bar_id = get_misc_bar_id;
@ -205,7 +135,10 @@ void adf_init_hw_data_c3xxx(struct adf_hw_device_data *hw_data)
hw_data->enable_ints = adf_enable_ints;
hw_data->reset_device = adf_reset_flr;
hw_data->set_ssm_wdtimer = adf_gen2_set_ssm_wdtimer;
hw_data->get_pf2vf_offset = get_pf2vf_offset;
hw_data->get_pf2vf_offset = adf_gen2_get_pf2vf_offset;
hw_data->get_vf2pf_sources = adf_gen2_get_vf2pf_sources;
hw_data->enable_vf2pf_interrupts = adf_gen2_enable_vf2pf_interrupts;
hw_data->disable_vf2pf_interrupts = adf_gen2_disable_vf2pf_interrupts;
hw_data->enable_pfvf_comms = adf_enable_pf2vf_comms;
hw_data->disable_iov = adf_disable_sriov;
hw_data->min_iov_compat_ver = ADF_PFVF_COMPAT_THIS_VERSION;

13
drivers/crypto/qat/qat_c3xxx/adf_c3xxx_hw_data.h
View File

@ -6,8 +6,7 @@
/* PCIe configuration space */
#define ADF_C3XXX_PMISC_BAR 0
#define ADF_C3XXX_ETR_BAR 1
#define ADF_C3XXX_RX_RINGS_OFFSET 8
#define ADF_C3XXX_TX_RINGS_MASK 0xFF
#define ADF_C3XXX_SRAM_BAR 0
#define ADF_C3XXX_MAX_ACCELERATORS 3
#define ADF_C3XXX_MAX_ACCELENGINES 6
#define ADF_C3XXX_ACCELERATORS_REG_OFFSET 16
@ -19,16 +18,6 @@
#define ADF_C3XXX_SMIA0_MASK 0xFFFF
#define ADF_C3XXX_SMIA1_MASK 0x1
#define ADF_C3XXX_SOFTSTRAP_CSR_OFFSET 0x2EC
/* Error detection and correction */
#define ADF_C3XXX_AE_CTX_ENABLES(i) (i * 0x1000 + 0x20818)
#define ADF_C3XXX_AE_MISC_CONTROL(i) (i * 0x1000 + 0x20960)
#define ADF_C3XXX_ENABLE_AE_ECC_ERR BIT(28)
#define ADF_C3XXX_ENABLE_AE_ECC_PARITY_CORR (BIT(24) | BIT(12))
#define ADF_C3XXX_UERRSSMSH(i) (i * 0x4000 + 0x18)
#define ADF_C3XXX_CERRSSMSH(i) (i * 0x4000 + 0x10)
#define ADF_C3XXX_ERRSSMSH_EN BIT(3)
#define ADF_C3XXX_PF2VF_OFFSET(i) (0x3A000 + 0x280 + ((i) * 0x04))
/* AE to function mapping */
#define ADF_C3XXX_AE2FUNC_MAP_GRP_A_NUM_REGS 48

87
drivers/crypto/qat/qat_c62x/adf_c62x_hw_data.c
View File

@ -48,34 +48,6 @@ static u32 get_ae_mask(struct adf_hw_device_data *self)
return ~(fuses | straps) & ADF_C62X_ACCELENGINES_MASK;
}
static u32 get_num_accels(struct adf_hw_device_data *self)
{
u32 i, ctr = 0;
if (!self || !self->accel_mask)
return 0;
for (i = 0; i < ADF_C62X_MAX_ACCELERATORS; i++) {
if (self->accel_mask & (1 << i))
ctr++;
}
return ctr;
}
static u32 get_num_aes(struct adf_hw_device_data *self)
{
u32 i, ctr = 0;
if (!self || !self->ae_mask)
return 0;
for (i = 0; i < ADF_C62X_MAX_ACCELENGINES; i++) {
if (self->ae_mask & (1 << i))
ctr++;
}
return ctr;
}
static u32 get_misc_bar_id(struct adf_hw_device_data *self)
{
return ADF_C62X_PMISC_BAR;
@ -93,7 +65,7 @@ static u32 get_sram_bar_id(struct adf_hw_device_data *self)
static enum dev_sku_info get_sku(struct adf_hw_device_data *self)
{
int aes = get_num_aes(self);
int aes = self->get_num_aes(self);
if (aes == 8)
return DEV_SKU_2;
@ -108,41 +80,6 @@ static const u32 *adf_get_arbiter_mapping(void)
return thrd_to_arb_map;
}
static u32 get_pf2vf_offset(u32 i)
{
return ADF_C62X_PF2VF_OFFSET(i);
}
static void adf_enable_error_correction(struct adf_accel_dev *accel_dev)
{
struct adf_hw_device_data *hw_device = accel_dev->hw_device;
struct adf_bar *misc_bar = &GET_BARS(accel_dev)[ADF_C62X_PMISC_BAR];
unsigned long accel_mask = hw_device->accel_mask;
unsigned long ae_mask = hw_device->ae_mask;
void __iomem *csr = misc_bar->virt_addr;
unsigned int val, i;
/* Enable Accel Engine error detection & correction */
for_each_set_bit(i, &ae_mask, GET_MAX_ACCELENGINES(accel_dev)) {
val = ADF_CSR_RD(csr, ADF_C62X_AE_CTX_ENABLES(i));
val |= ADF_C62X_ENABLE_AE_ECC_ERR;
ADF_CSR_WR(csr, ADF_C62X_AE_CTX_ENABLES(i), val);
val = ADF_CSR_RD(csr, ADF_C62X_AE_MISC_CONTROL(i));
val |= ADF_C62X_ENABLE_AE_ECC_PARITY_CORR;
ADF_CSR_WR(csr, ADF_C62X_AE_MISC_CONTROL(i), val);
}
/* Enable shared memory error detection & correction */
for_each_set_bit(i, &accel_mask, ADF_C62X_MAX_ACCELERATORS) {
val = ADF_CSR_RD(csr, ADF_C62X_UERRSSMSH(i));
val |= ADF_C62X_ERRSSMSH_EN;
ADF_CSR_WR(csr, ADF_C62X_UERRSSMSH(i), val);
val = ADF_CSR_RD(csr, ADF_C62X_CERRSSMSH(i));
val |= ADF_C62X_ERRSSMSH_EN;
ADF_CSR_WR(csr, ADF_C62X_CERRSSMSH(i), val);
}
}
static void adf_enable_ints(struct adf_accel_dev *accel_dev)
{
void __iomem *addr;
@ -156,13 +93,6 @@ static void adf_enable_ints(struct adf_accel_dev *accel_dev)
ADF_C62X_SMIA1_MASK);
}
static int adf_enable_pf2vf_comms(struct adf_accel_dev *accel_dev)
{
spin_lock_init(&accel_dev->pf.vf2pf_ints_lock);
return 0;
}
static void configure_iov_threads(struct adf_accel_dev *accel_dev, bool enable)
{
adf_gen2_cfg_iov_thds(accel_dev, enable,
@ -179,16 +109,16 @@ void adf_init_hw_data_c62x(struct adf_hw_device_data *hw_data)
hw_data->num_accel = ADF_C62X_MAX_ACCELERATORS;
hw_data->num_logical_accel = 1;
hw_data->num_engines = ADF_C62X_MAX_ACCELENGINES;
hw_data->tx_rx_gap = ADF_C62X_RX_RINGS_OFFSET;
hw_data->tx_rings_mask = ADF_C62X_TX_RINGS_MASK;
hw_data->tx_rx_gap = ADF_GEN2_RX_RINGS_OFFSET;
hw_data->tx_rings_mask = ADF_GEN2_TX_RINGS_MASK;
hw_data->alloc_irq = adf_isr_resource_alloc;
hw_data->free_irq = adf_isr_resource_free;
hw_data->enable_error_correction = adf_enable_error_correction;
hw_data->enable_error_correction = adf_gen2_enable_error_correction;
hw_data->get_accel_mask = get_accel_mask;
hw_data->get_ae_mask = get_ae_mask;
hw_data->get_accel_cap = adf_gen2_get_accel_cap;
hw_data->get_num_accels = get_num_accels;
hw_data->get_num_aes = get_num_aes;
hw_data->get_num_accels = adf_gen2_get_num_accels;
hw_data->get_num_aes = adf_gen2_get_num_aes;
hw_data->get_sram_bar_id = get_sram_bar_id;
hw_data->get_etr_bar_id = get_etr_bar_id;
hw_data->get_misc_bar_id = get_misc_bar_id;
@ -207,7 +137,10 @@ void adf_init_hw_data_c62x(struct adf_hw_device_data *hw_data)
hw_data->enable_ints = adf_enable_ints;
hw_data->reset_device = adf_reset_flr;
hw_data->set_ssm_wdtimer = adf_gen2_set_ssm_wdtimer;
hw_data->get_pf2vf_offset = get_pf2vf_offset;
hw_data->get_pf2vf_offset = adf_gen2_get_pf2vf_offset;
hw_data->get_vf2pf_sources = adf_gen2_get_vf2pf_sources;
hw_data->enable_vf2pf_interrupts = adf_gen2_enable_vf2pf_interrupts;
hw_data->disable_vf2pf_interrupts = adf_gen2_disable_vf2pf_interrupts;
hw_data->enable_pfvf_comms = adf_enable_pf2vf_comms;
hw_data->disable_iov = adf_disable_sriov;
hw_data->min_iov_compat_ver = ADF_PFVF_COMPAT_THIS_VERSION;

12
drivers/crypto/qat/qat_c62x/adf_c62x_hw_data.h
View File

@ -7,8 +7,6 @@
#define ADF_C62X_SRAM_BAR 0
#define ADF_C62X_PMISC_BAR 1
#define ADF_C62X_ETR_BAR 2
#define ADF_C62X_RX_RINGS_OFFSET 8
#define ADF_C62X_TX_RINGS_MASK 0xFF
#define ADF_C62X_MAX_ACCELERATORS 5
#define ADF_C62X_MAX_ACCELENGINES 10
#define ADF_C62X_ACCELERATORS_REG_OFFSET 16
@ -20,16 +18,6 @@
#define ADF_C62X_SMIA0_MASK 0xFFFF
#define ADF_C62X_SMIA1_MASK 0x1
#define ADF_C62X_SOFTSTRAP_CSR_OFFSET 0x2EC
/* Error detection and correction */
#define ADF_C62X_AE_CTX_ENABLES(i) (i * 0x1000 + 0x20818)
#define ADF_C62X_AE_MISC_CONTROL(i) (i * 0x1000 + 0x20960)
#define ADF_C62X_ENABLE_AE_ECC_ERR BIT(28)
#define ADF_C62X_ENABLE_AE_ECC_PARITY_CORR (BIT(24) | BIT(12))
#define ADF_C62X_UERRSSMSH(i) (i * 0x4000 + 0x18)
#define ADF_C62X_CERRSSMSH(i) (i * 0x4000 + 0x10)
#define ADF_C62X_ERRSSMSH_EN BIT(3)
#define ADF_C62X_PF2VF_OFFSET(i) (0x3A000 + 0x280 + ((i) * 0x04))
/* AE to function mapping */
#define ADF_C62X_AE2FUNC_MAP_GRP_A_NUM_REGS 80

29
drivers/crypto/qat/qat_common/adf_accel_devices.h
View File

@ -42,13 +42,17 @@ struct adf_bar {
resource_size_t base_addr;
void __iomem *virt_addr;
resource_size_t size;
} __packed;
};
struct adf_irq {
bool enabled;
char name[ADF_MAX_MSIX_VECTOR_NAME];
};
struct adf_accel_msix {
struct msix_entry *entries;
char **names;
struct adf_irq *irqs;
u32 num_entries;
} __packed;
};
struct adf_accel_pci {
struct pci_dev *pci_dev;
@ -56,7 +60,7 @@ struct adf_accel_pci {
struct adf_bar pci_bars[ADF_PCI_MAX_BARS];
u8 revid;
u8 sku;
} __packed;
};
enum dev_state {
DEV_DOWN = 0,
@ -96,7 +100,7 @@ struct adf_hw_device_class {
const char *name;
const enum adf_device_type type;
u32 instances;
} __packed;
};
struct arb_info {
u32 arb_cfg;
@ -166,12 +170,18 @@ struct adf_hw_device_data {
int (*init_arb)(struct adf_accel_dev *accel_dev);
void (*exit_arb)(struct adf_accel_dev *accel_dev);
const u32 *(*get_arb_mapping)(void);
int (*init_device)(struct adf_accel_dev *accel_dev);
void (*disable_iov)(struct adf_accel_dev *accel_dev);
void (*configure_iov_threads)(struct adf_accel_dev *accel_dev,
bool enable);
void (*enable_ints)(struct adf_accel_dev *accel_dev);
void (*set_ssm_wdtimer)(struct adf_accel_dev *accel_dev);
int (*enable_pfvf_comms)(struct adf_accel_dev *accel_dev);
u32 (*get_vf2pf_sources)(void __iomem *pmisc_addr);
void (*enable_vf2pf_interrupts)(void __iomem *pmisc_bar_addr,
u32 vf_mask);
void (*disable_vf2pf_interrupts)(void __iomem *pmisc_bar_addr,
u32 vf_mask);
void (*reset_device)(struct adf_accel_dev *accel_dev);
void (*set_msix_rttable)(struct adf_accel_dev *accel_dev);
char *(*uof_get_name)(u32 obj_num);
@ -195,7 +205,7 @@ struct adf_hw_device_data {
u8 num_logical_accel;
u8 num_engines;
u8 min_iov_compat_ver;
} __packed;
};
/* CSR write macro */
#define ADF_CSR_WR(csr_base, csr_offset, val) \
@ -251,7 +261,8 @@ struct adf_accel_dev {
struct adf_accel_vf_info *vf_info;
} pf;
struct {
char *irq_name;
bool irq_enabled;
char irq_name[ADF_MAX_MSIX_VECTOR_NAME];
struct tasklet_struct pf2vf_bh_tasklet;
struct mutex vf2pf_lock; /* protect CSR access */
struct completion iov_msg_completion;
@ -261,5 +272,5 @@ struct adf_accel_dev {
};
bool is_vf;
u32 accel_id;
} __packed;
};
#endif

9
drivers/crypto/qat/qat_common/adf_common_drv.h
View File

@ -62,7 +62,6 @@ int adf_dev_start(struct adf_accel_dev *accel_dev);
void adf_dev_stop(struct adf_accel_dev *accel_dev);
void adf_dev_shutdown(struct adf_accel_dev *accel_dev);
int adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr);
void adf_pf2vf_notify_restarting(struct adf_accel_dev *accel_dev);
int adf_enable_vf2pf_comms(struct adf_accel_dev *accel_dev);
void adf_vf2pf_req_hndl(struct adf_accel_vf_info *vf_info);
@ -197,10 +196,11 @@ void adf_disable_vf2pf_interrupts_irq(struct adf_accel_dev *accel_dev,
u32 vf_mask);
void adf_enable_vf2pf_interrupts(struct adf_accel_dev *accel_dev,
u32 vf_mask);
int adf_enable_pf2vf_comms(struct adf_accel_dev *accel_dev);
void adf_enable_pf2vf_interrupts(struct adf_accel_dev *accel_dev);
void adf_disable_pf2vf_interrupts(struct adf_accel_dev *accel_dev);
void adf_schedule_vf2pf_handler(struct adf_accel_vf_info *vf_info);
int adf_send_vf2pf_msg(struct adf_accel_dev *accel_dev, u32 msg);
int adf_vf2pf_notify_init(struct adf_accel_dev *accel_dev);
void adf_vf2pf_notify_shutdown(struct adf_accel_dev *accel_dev);
int adf_init_pf_wq(void);
@ -211,6 +211,11 @@ void adf_flush_vf_wq(struct adf_accel_dev *accel_dev);
#else
#define adf_sriov_configure NULL
static inline int adf_enable_pf2vf_comms(struct adf_accel_dev *accel_dev)
{
return 0;
}
static inline void adf_disable_sriov(struct adf_accel_dev *accel_dev)
{
}

98
drivers/crypto/qat/qat_common/adf_gen2_hw_data.c
View File

@ -4,6 +4,104 @@
#include "icp_qat_hw.h"
#include <linux/pci.h>
#define ADF_GEN2_PF2VF_OFFSET(i) (0x3A000 + 0x280 + ((i) * 0x04))
u32 adf_gen2_get_pf2vf_offset(u32 i)
{
return ADF_GEN2_PF2VF_OFFSET(i);
}
EXPORT_SYMBOL_GPL(adf_gen2_get_pf2vf_offset);
u32 adf_gen2_get_vf2pf_sources(void __iomem *pmisc_addr)
{
u32 errsou3, errmsk3, vf_int_mask;
/* Get the interrupt sources triggered by VFs */
errsou3 = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRSOU3);
vf_int_mask = ADF_GEN2_ERR_REG_VF2PF(errsou3);
/* To avoid adding duplicate entries to work queue, clear
* vf_int_mask_sets bits that are already masked in ERRMSK register.
*/
errmsk3 = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK3);
vf_int_mask &= ~ADF_GEN2_ERR_REG_VF2PF(errmsk3);
return vf_int_mask;
}
EXPORT_SYMBOL_GPL(adf_gen2_get_vf2pf_sources);
void adf_gen2_enable_vf2pf_interrupts(void __iomem *pmisc_addr, u32 vf_mask)
{
/* Enable VF2PF Messaging Ints - VFs 0 through 15 per vf_mask[15:0] */
if (vf_mask & 0xFFFF) {
u32 val = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK3)
& ~ADF_GEN2_ERR_MSK_VF2PF(vf_mask);
ADF_CSR_WR(pmisc_addr, ADF_GEN2_ERRMSK3, val);
}
}
EXPORT_SYMBOL_GPL(adf_gen2_enable_vf2pf_interrupts);
void adf_gen2_disable_vf2pf_interrupts(void __iomem *pmisc_addr, u32 vf_mask)
{
/* Disable VF2PF interrupts for VFs 0 through 15 per vf_mask[15:0] */
if (vf_mask & 0xFFFF) {
u32 val = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK3)
| ADF_GEN2_ERR_MSK_VF2PF(vf_mask);
ADF_CSR_WR(pmisc_addr, ADF_GEN2_ERRMSK3, val);
}
}
EXPORT_SYMBOL_GPL(adf_gen2_disable_vf2pf_interrupts);
u32 adf_gen2_get_num_accels(struct adf_hw_device_data *self)
{
if (!self || !self->accel_mask)
return 0;
return hweight16(self->accel_mask);
}
EXPORT_SYMBOL_GPL(adf_gen2_get_num_accels);
u32 adf_gen2_get_num_aes(struct adf_hw_device_data *self)
{
if (!self || !self->ae_mask)
return 0;
return hweight32(self->ae_mask);
}
EXPORT_SYMBOL_GPL(adf_gen2_get_num_aes);
void adf_gen2_enable_error_correction(struct adf_accel_dev *accel_dev)
{
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
struct adf_bar *misc_bar = &GET_BARS(accel_dev)
[hw_data->get_misc_bar_id(hw_data)];
unsigned long accel_mask = hw_data->accel_mask;
unsigned long ae_mask = hw_data->ae_mask;
void __iomem *csr = misc_bar->virt_addr;
unsigned int val, i;
/* Enable Accel Engine error detection & correction */
for_each_set_bit(i, &ae_mask, hw_data->num_engines) {
val = ADF_CSR_RD(csr, ADF_GEN2_AE_CTX_ENABLES(i));
val |= ADF_GEN2_ENABLE_AE_ECC_ERR;
ADF_CSR_WR(csr, ADF_GEN2_AE_CTX_ENABLES(i), val);
val = ADF_CSR_RD(csr, ADF_GEN2_AE_MISC_CONTROL(i));
val |= ADF_GEN2_ENABLE_AE_ECC_PARITY_CORR;
ADF_CSR_WR(csr, ADF_GEN2_AE_MISC_CONTROL(i), val);
}
/* Enable shared memory error detection & correction */
for_each_set_bit(i, &accel_mask, hw_data->num_accel) {
val = ADF_CSR_RD(csr, ADF_GEN2_UERRSSMSH(i));
val |= ADF_GEN2_ERRSSMSH_EN;
ADF_CSR_WR(csr, ADF_GEN2_UERRSSMSH(i), val);
val = ADF_CSR_RD(csr, ADF_GEN2_CERRSSMSH(i));
val |= ADF_GEN2_ERRSSMSH_EN;
ADF_CSR_WR(csr, ADF_GEN2_CERRSSMSH(i), val);
}
}
EXPORT_SYMBOL_GPL(adf_gen2_enable_error_correction);
void adf_gen2_cfg_iov_thds(struct adf_accel_dev *accel_dev, bool enable,
int num_a_regs, int num_b_regs)
{

27
drivers/crypto/qat/qat_common/adf_gen2_hw_data.h
View File

@ -22,6 +22,8 @@
#define ADF_RING_CSR_INT_FLAG_AND_COL 0x184
#define ADF_RING_CSR_INT_COL_CTL_ENABLE 0x80000000
#define ADF_RING_BUNDLE_SIZE 0x1000
#define ADF_GEN2_RX_RINGS_OFFSET 8
#define ADF_GEN2_TX_RINGS_MASK 0xFF
#define BUILD_RING_BASE_ADDR(addr, size) \
(((addr) >> 6) & (GENMASK_ULL(63, 0) << (size)))
@ -125,6 +127,31 @@ do { \
#define ADF_SSMWDT(i) (ADF_SSMWDT_OFFSET + ((i) * 0x4000))
#define ADF_SSMWDTPKE(i) (ADF_SSMWDTPKE_OFFSET + ((i) * 0x4000))
/* Error detection and correction */
#define ADF_GEN2_AE_CTX_ENABLES(i) ((i) * 0x1000 + 0x20818)
#define ADF_GEN2_AE_MISC_CONTROL(i) ((i) * 0x1000 + 0x20960)
#define ADF_GEN2_ENABLE_AE_ECC_ERR BIT(28)
#define ADF_GEN2_ENABLE_AE_ECC_PARITY_CORR (BIT(24) | BIT(12))
#define ADF_GEN2_UERRSSMSH(i) ((i) * 0x4000 + 0x18)
#define ADF_GEN2_CERRSSMSH(i) ((i) * 0x4000 + 0x10)
#define ADF_GEN2_ERRSSMSH_EN BIT(3)
/* VF2PF interrupts */
#define ADF_GEN2_ERRSOU3 (0x3A000 + 0x0C)
#define ADF_GEN2_ERRSOU5 (0x3A000 + 0xD8)
#define ADF_GEN2_ERRMSK3 (0x3A000 + 0x1C)
#define ADF_GEN2_ERRMSK5 (0x3A000 + 0xDC)
#define ADF_GEN2_ERR_REG_VF2PF(vf_src) (((vf_src) & 0x01FFFE00) >> 9)
#define ADF_GEN2_ERR_MSK_VF2PF(vf_mask) (((vf_mask) & 0xFFFF) << 9)
u32 adf_gen2_get_pf2vf_offset(u32 i);
u32 adf_gen2_get_vf2pf_sources(void __iomem *pmisc_bar);
void adf_gen2_enable_vf2pf_interrupts(void __iomem *pmisc_addr, u32 vf_mask);
void adf_gen2_disable_vf2pf_interrupts(void __iomem *pmisc_addr, u32 vf_mask);
u32 adf_gen2_get_num_accels(struct adf_hw_device_data *self);
u32 adf_gen2_get_num_aes(struct adf_hw_device_data *self);
void adf_gen2_enable_error_correction(struct adf_accel_dev *accel_dev);
void adf_gen2_cfg_iov_thds(struct adf_accel_dev *accel_dev, bool enable,
int num_a_regs, int num_b_regs);
void adf_gen2_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops);

5
drivers/crypto/qat/qat_common/adf_init.c
View File

@ -79,6 +79,11 @@ int adf_dev_init(struct adf_accel_dev *accel_dev)
return -EFAULT;
}
if (hw_data->init_device && hw_data->init_device(accel_dev)) {
dev_err(&GET_DEV(accel_dev), "Failed to initialize device\n");
return -EFAULT;
}
if (hw_data->init_admin_comms && hw_data->init_admin_comms(accel_dev)) {
dev_err(&GET_DEV(accel_dev), "Failed initialize admin comms\n");
return -EFAULT;

190
drivers/crypto/qat/qat_common/adf_isr.c
View File

@ -16,46 +16,31 @@
#include "adf_transport_internal.h"
#define ADF_MAX_NUM_VFS 32
#define ADF_ERRSOU3 (0x3A000 + 0x0C)
#define ADF_ERRSOU5 (0x3A000 + 0xD8)
#define ADF_ERRMSK3 (0x3A000 + 0x1C)
#define ADF_ERRMSK5 (0x3A000 + 0xDC)
#define ADF_ERR_REG_VF2PF_L(vf_src) (((vf_src) & 0x01FFFE00) >> 9)
#define ADF_ERR_REG_VF2PF_U(vf_src) (((vf_src) & 0x0000FFFF) << 16)
static int adf_enable_msix(struct adf_accel_dev *accel_dev)
{
struct adf_accel_pci *pci_dev_info = &accel_dev->accel_pci_dev;
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
u32 msix_num_entries = 1;
u32 msix_num_entries = hw_data->num_banks + 1;
int ret;
if (hw_data->set_msix_rttable)
hw_data->set_msix_rttable(accel_dev);
/* If SR-IOV is disabled, add entries for each bank */
if (!accel_dev->pf.vf_info) {
int i;
msix_num_entries += hw_data->num_banks;
for (i = 0; i < msix_num_entries; i++)
pci_dev_info->msix_entries.entries[i].entry = i;
} else {
pci_dev_info->msix_entries.entries[0].entry =
hw_data->num_banks;
}
if (pci_enable_msix_exact(pci_dev_info->pci_dev,
pci_dev_info->msix_entries.entries,
msix_num_entries)) {
dev_err(&GET_DEV(accel_dev), "Failed to enable MSI-X IRQ(s)\n");
return -EFAULT;
ret = pci_alloc_irq_vectors(pci_dev_info->pci_dev, msix_num_entries,
msix_num_entries, PCI_IRQ_MSIX);
if (unlikely(ret < 0)) {
dev_err(&GET_DEV(accel_dev),
"Failed to allocate %d MSI-X vectors\n",
msix_num_entries);
return ret;
}
return 0;
}
static void adf_disable_msix(struct adf_accel_pci *pci_dev_info)
{
pci_disable_msix(pci_dev_info->pci_dev);
pci_free_irq_vectors(pci_dev_info->pci_dev);
}
static irqreturn_t adf_msix_isr_bundle(int irq, void *bank_ptr)
@ -80,22 +65,10 @@ static irqreturn_t adf_msix_isr_ae(int irq, void *dev_ptr)
struct adf_bar *pmisc =
&GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)];
void __iomem *pmisc_addr = pmisc->virt_addr;
u32 errsou3, errsou5, errmsk3, errmsk5;
unsigned long vf_mask;
/* Get the interrupt sources triggered by VFs */
errsou3 = ADF_CSR_RD(pmisc_addr, ADF_ERRSOU3);
errsou5 = ADF_CSR_RD(pmisc_addr, ADF_ERRSOU5);
vf_mask = ADF_ERR_REG_VF2PF_L(errsou3);
vf_mask |= ADF_ERR_REG_VF2PF_U(errsou5);
/* To avoid adding duplicate entries to work queue, clear
* vf_int_mask_sets bits that are already masked in ERRMSK register.
*/
errmsk3 = ADF_CSR_RD(pmisc_addr, ADF_ERRMSK3);
errmsk5 = ADF_CSR_RD(pmisc_addr, ADF_ERRMSK5);
vf_mask &= ~ADF_ERR_REG_VF2PF_L(errmsk3);
vf_mask &= ~ADF_ERR_REG_VF2PF_U(errmsk5);
vf_mask = hw_data->get_vf2pf_sources(pmisc_addr);
if (vf_mask) {
struct adf_accel_vf_info *vf_info;
@ -135,13 +108,39 @@ static irqreturn_t adf_msix_isr_ae(int irq, void *dev_ptr)
return IRQ_NONE;
}
static void adf_free_irqs(struct adf_accel_dev *accel_dev)
{
struct adf_accel_pci *pci_dev_info = &accel_dev->accel_pci_dev;
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
struct adf_irq *irqs = pci_dev_info->msix_entries.irqs;
struct adf_etr_data *etr_data = accel_dev->transport;
int clust_irq = hw_data->num_banks;
int irq, i = 0;
if (pci_dev_info->msix_entries.num_entries > 1) {
for (i = 0; i < hw_data->num_banks; i++) {
if (irqs[i].enabled) {
irq = pci_irq_vector(pci_dev_info->pci_dev, i);
irq_set_affinity_hint(irq, NULL);
free_irq(irq, &etr_data->banks[i]);
}
}
}
if (irqs[i].enabled) {
irq = pci_irq_vector(pci_dev_info->pci_dev, clust_irq);
free_irq(irq, accel_dev);
}
}
static int adf_request_irqs(struct adf_accel_dev *accel_dev)
{
struct adf_accel_pci *pci_dev_info = &accel_dev->accel_pci_dev;
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
struct msix_entry *msixe = pci_dev_info->msix_entries.entries;
struct adf_irq *irqs = pci_dev_info->msix_entries.irqs;
struct adf_etr_data *etr_data = accel_dev->transport;
int ret, i = 0;
int clust_irq = hw_data->num_banks;
int ret, irq, i = 0;
char *name;
/* Request msix irq for all banks unless SR-IOV enabled */
@ -150,105 +149,82 @@ static int adf_request_irqs(struct adf_accel_dev *accel_dev)
struct adf_etr_bank_data *bank = &etr_data->banks[i];
unsigned int cpu, cpus = num_online_cpus();
name = *(pci_dev_info->msix_entries.names + i);
name = irqs[i].name;
snprintf(name, ADF_MAX_MSIX_VECTOR_NAME,
"qat%d-bundle%d", accel_dev->accel_id, i);
ret = request_irq(msixe[i].vector,
adf_msix_isr_bundle, 0, name, bank);
irq = pci_irq_vector(pci_dev_info->pci_dev, i);
if (unlikely(irq < 0)) {
dev_err(&GET_DEV(accel_dev),
"Failed to get IRQ number of device vector %d - %s\n",
i, name);
ret = irq;
goto err;
}
ret = request_irq(irq, adf_msix_isr_bundle, 0,
&name[0], bank);
if (ret) {
dev_err(&GET_DEV(accel_dev),
"failed to enable irq %d for %s\n",
msixe[i].vector, name);
return ret;
"Failed to allocate IRQ %d for %s\n",
irq, name);
goto err;
}
cpu = ((accel_dev->accel_id * hw_data->num_banks) +
i) % cpus;
irq_set_affinity_hint(msixe[i].vector,
get_cpu_mask(cpu));
irq_set_affinity_hint(irq, get_cpu_mask(cpu));
irqs[i].enabled = true;
}
}
/* Request msix irq for AE */
name = *(pci_dev_info->msix_entries.names + i);
name = irqs[i].name;
snprintf(name, ADF_MAX_MSIX_VECTOR_NAME,
"qat%d-ae-cluster", accel_dev->accel_id);
ret = request_irq(msixe[i].vector, adf_msix_isr_ae, 0, name, accel_dev);
irq = pci_irq_vector(pci_dev_info->pci_dev, clust_irq);
if (unlikely(irq < 0)) {
dev_err(&GET_DEV(accel_dev),
"Failed to get IRQ number of device vector %d - %s\n",
i, name);
ret = irq;
goto err;
}
ret = request_irq(irq, adf_msix_isr_ae, 0, &name[0], accel_dev);
if (ret) {
dev_err(&GET_DEV(accel_dev),
"failed to enable irq %d, for %s\n",
msixe[i].vector, name);
return ret;
"Failed to allocate IRQ %d for %s\n", irq, name);
goto err;
}
irqs[i].enabled = true;
return ret;
err:
adf_free_irqs(accel_dev);
return ret;
}
static void adf_free_irqs(struct adf_accel_dev *accel_dev)
static int adf_isr_alloc_msix_vectors_data(struct adf_accel_dev *accel_dev)
{
struct adf_accel_pci *pci_dev_info = &accel_dev->accel_pci_dev;
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
struct msix_entry *msixe = pci_dev_info->msix_entries.entries;
struct adf_etr_data *etr_data = accel_dev->transport;
int i = 0;
if (pci_dev_info->msix_entries.num_entries > 1) {
for (i = 0; i < hw_data->num_banks; i++) {
irq_set_affinity_hint(msixe[i].vector, NULL);
free_irq(msixe[i].vector, &etr_data->banks[i]);
}
}
irq_set_affinity_hint(msixe[i].vector, NULL);
free_irq(msixe[i].vector, accel_dev);
}
static int adf_isr_alloc_msix_entry_table(struct adf_accel_dev *accel_dev)
{
int i;
char **names;
struct msix_entry *entries;
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
u32 msix_num_entries = 1;
struct adf_irq *irqs;
/* If SR-IOV is disabled (vf_info is NULL), add entries for each bank */
if (!accel_dev->pf.vf_info)
msix_num_entries += hw_data->num_banks;
entries = kcalloc_node(msix_num_entries, sizeof(*entries),
GFP_KERNEL, dev_to_node(&GET_DEV(accel_dev)));
if (!entries)
irqs = kzalloc_node(msix_num_entries * sizeof(*irqs),
GFP_KERNEL, dev_to_node(&GET_DEV(accel_dev)));
if (!irqs)
return -ENOMEM;
names = kcalloc(msix_num_entries, sizeof(char *), GFP_KERNEL);
if (!names) {
kfree(entries);
return -ENOMEM;
}
for (i = 0; i < msix_num_entries; i++) {
*(names + i) = kzalloc(ADF_MAX_MSIX_VECTOR_NAME, GFP_KERNEL);
if (!(*(names + i)))
goto err;
}
accel_dev->accel_pci_dev.msix_entries.num_entries = msix_num_entries;
accel_dev->accel_pci_dev.msix_entries.entries = entries;
accel_dev->accel_pci_dev.msix_entries.names = names;
accel_dev->accel_pci_dev.msix_entries.irqs = irqs;
return 0;
err:
for (i = 0; i < msix_num_entries; i++)
kfree(*(names + i));
kfree(entries);
kfree(names);
return -ENOMEM;
}
static void adf_isr_free_msix_entry_table(struct adf_accel_dev *accel_dev)
static void adf_isr_free_msix_vectors_data(struct adf_accel_dev *accel_dev)
{
char **names = accel_dev->accel_pci_dev.msix_entries.names;
int i;
kfree(accel_dev->accel_pci_dev.msix_entries.entries);
for (i = 0; i < accel_dev->accel_pci_dev.msix_entries.num_entries; i++)
kfree(*(names + i));
kfree(names);
kfree(accel_dev->accel_pci_dev.msix_entries.irqs);
accel_dev->accel_pci_dev.msix_entries.irqs = NULL;
}
static int adf_setup_bh(struct adf_accel_dev *accel_dev)
@ -287,7 +263,7 @@ void adf_isr_resource_free(struct adf_accel_dev *accel_dev)
adf_free_irqs(accel_dev);
adf_cleanup_bh(accel_dev);
adf_disable_msix(&accel_dev->accel_pci_dev);
adf_isr_free_msix_entry_table(accel_dev);
adf_isr_free_msix_vectors_data(accel_dev);
}
EXPORT_SYMBOL_GPL(adf_isr_resource_free);
@ -303,7 +279,7 @@ int adf_isr_resource_alloc(struct adf_accel_dev *accel_dev)
{
int ret;
ret = adf_isr_alloc_msix_entry_table(accel_dev);
ret = adf_isr_alloc_msix_vectors_data(accel_dev);
if (ret)
goto err_out;
@ -328,7 +304,7 @@ int adf_isr_resource_alloc(struct adf_accel_dev *accel_dev)
adf_disable_msix(&accel_dev->accel_pci_dev);
err_free_msix_table:
adf_isr_free_msix_entry_table(accel_dev);
adf_isr_free_msix_vectors_data(accel_dev);
err_out:
return ret;

240
drivers/crypto/qat/qat_common/adf_pf2vf_msg.c
View File

@ -5,82 +5,51 @@
#include "adf_common_drv.h"
#include "adf_pf2vf_msg.h"
#define ADF_DH895XCC_EP_OFFSET 0x3A000
#define ADF_DH895XCC_ERRMSK3 (ADF_DH895XCC_EP_OFFSET + 0x1C)
#define ADF_DH895XCC_ERRMSK3_VF2PF_L_MASK(vf_mask) ((vf_mask & 0xFFFF) << 9)
#define ADF_DH895XCC_ERRMSK5 (ADF_DH895XCC_EP_OFFSET + 0xDC)
#define ADF_DH895XCC_ERRMSK5_VF2PF_U_MASK(vf_mask) (vf_mask >> 16)
static void __adf_enable_vf2pf_interrupts(struct adf_accel_dev *accel_dev,
u32 vf_mask)
{
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
struct adf_bar *pmisc =
&GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)];
void __iomem *pmisc_addr = pmisc->virt_addr;
u32 reg;
/* Enable VF2PF Messaging Ints - VFs 1 through 16 per vf_mask[15:0] */
if (vf_mask & 0xFFFF) {
reg = ADF_CSR_RD(pmisc_addr, ADF_DH895XCC_ERRMSK3);
reg &= ~ADF_DH895XCC_ERRMSK3_VF2PF_L_MASK(vf_mask);
ADF_CSR_WR(pmisc_addr, ADF_DH895XCC_ERRMSK3, reg);
}
/* Enable VF2PF Messaging Ints - VFs 17 through 32 per vf_mask[31:16] */
if (vf_mask >> 16) {
reg = ADF_CSR_RD(pmisc_addr, ADF_DH895XCC_ERRMSK5);
reg &= ~ADF_DH895XCC_ERRMSK5_VF2PF_U_MASK(vf_mask);
ADF_CSR_WR(pmisc_addr, ADF_DH895XCC_ERRMSK5, reg);
}
}
#define ADF_PFVF_MSG_COLLISION_DETECT_DELAY 10
#define ADF_PFVF_MSG_ACK_DELAY 2
#define ADF_PFVF_MSG_ACK_MAX_RETRY 100
#define ADF_PFVF_MSG_RETRY_DELAY 5
#define ADF_PFVF_MSG_MAX_RETRIES 3
#define ADF_PFVF_MSG_RESP_TIMEOUT (ADF_PFVF_MSG_ACK_DELAY * \
ADF_PFVF_MSG_ACK_MAX_RETRY + \
ADF_PFVF_MSG_COLLISION_DETECT_DELAY)
void adf_enable_vf2pf_interrupts(struct adf_accel_dev *accel_dev, u32 vf_mask)
{
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
u32 misc_bar_id = hw_data->get_misc_bar_id(hw_data);
struct adf_bar *pmisc = &GET_BARS(accel_dev)[misc_bar_id];
void __iomem *pmisc_addr = pmisc->virt_addr;
unsigned long flags;
spin_lock_irqsave(&accel_dev->pf.vf2pf_ints_lock, flags);
__adf_enable_vf2pf_interrupts(accel_dev, vf_mask);
hw_data->enable_vf2pf_interrupts(pmisc_addr, vf_mask);
spin_unlock_irqrestore(&accel_dev->pf.vf2pf_ints_lock, flags);
}
static void __adf_disable_vf2pf_interrupts(struct adf_accel_dev *accel_dev,
u32 vf_mask)
{
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
struct adf_bar *pmisc =
&GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)];
void __iomem *pmisc_addr = pmisc->virt_addr;
u32 reg;
/* Disable VF2PF interrupts for VFs 1 through 16 per vf_mask[15:0] */
if (vf_mask & 0xFFFF) {
reg = ADF_CSR_RD(pmisc_addr, ADF_DH895XCC_ERRMSK3) |
ADF_DH895XCC_ERRMSK3_VF2PF_L_MASK(vf_mask);
ADF_CSR_WR(pmisc_addr, ADF_DH895XCC_ERRMSK3, reg);
}
/* Disable VF2PF interrupts for VFs 17 through 32 per vf_mask[31:16] */
if (vf_mask >> 16) {
reg = ADF_CSR_RD(pmisc_addr, ADF_DH895XCC_ERRMSK5) |
ADF_DH895XCC_ERRMSK5_VF2PF_U_MASK(vf_mask);
ADF_CSR_WR(pmisc_addr, ADF_DH895XCC_ERRMSK5, reg);
}
}
void adf_disable_vf2pf_interrupts(struct adf_accel_dev *accel_dev, u32 vf_mask)
{
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
u32 misc_bar_id = hw_data->get_misc_bar_id(hw_data);
struct adf_bar *pmisc = &GET_BARS(accel_dev)[misc_bar_id];
void __iomem *pmisc_addr = pmisc->virt_addr;
unsigned long flags;
spin_lock_irqsave(&accel_dev->pf.vf2pf_ints_lock, flags);
__adf_disable_vf2pf_interrupts(accel_dev, vf_mask);
hw_data->disable_vf2pf_interrupts(pmisc_addr, vf_mask);
spin_unlock_irqrestore(&accel_dev->pf.vf2pf_ints_lock, flags);
}
void adf_disable_vf2pf_interrupts_irq(struct adf_accel_dev *accel_dev, u32 vf_mask)
void adf_disable_vf2pf_interrupts_irq(struct adf_accel_dev *accel_dev,
u32 vf_mask)
{
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
u32 misc_bar_id = hw_data->get_misc_bar_id(hw_data);
struct adf_bar *pmisc = &GET_BARS(accel_dev)[misc_bar_id];
void __iomem *pmisc_addr = pmisc->virt_addr;
spin_lock(&accel_dev->pf.vf2pf_ints_lock);
__adf_disable_vf2pf_interrupts(accel_dev, vf_mask);
hw_data->disable_vf2pf_interrupts(pmisc_addr, vf_mask);
spin_unlock(&accel_dev->pf.vf2pf_ints_lock);
}
@ -117,44 +86,33 @@ static int __adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr)
mutex_lock(lock);
/* Check if PF2VF CSR is in use by remote function */
/* Check if the PFVF CSR is in use by remote function */
val = ADF_CSR_RD(pmisc_bar_addr, pf2vf_offset);
if ((val & remote_in_use_mask) == remote_in_use_pattern) {
dev_dbg(&GET_DEV(accel_dev),
"PF2VF CSR in use by remote function\n");
"PFVF CSR in use by remote function\n");
ret = -EBUSY;
goto out;
}
/* Attempt to get ownership of PF2VF CSR */
msg &= ~local_in_use_mask;
msg |= local_in_use_pattern;
ADF_CSR_WR(pmisc_bar_addr, pf2vf_offset, msg);
/* Wait in case remote func also attempting to get ownership */
msleep(ADF_IOV_MSG_COLLISION_DETECT_DELAY);
val = ADF_CSR_RD(pmisc_bar_addr, pf2vf_offset);
if ((val & local_in_use_mask) != local_in_use_pattern) {
dev_dbg(&GET_DEV(accel_dev),
"PF2VF CSR in use by remote - collision detected\n");
ret = -EBUSY;
goto out;
}
/*
* This function now owns the PV2VF CSR. The IN_USE_BY pattern must
* remain in the PF2VF CSR for all writes including ACK from remote
* until this local function relinquishes the CSR. Send the message
* by interrupting the remote.
*/
/* Attempt to get ownership of the PFVF CSR */
ADF_CSR_WR(pmisc_bar_addr, pf2vf_offset, msg | int_bit);
/* Wait for confirmation from remote func it received the message */
do {
msleep(ADF_IOV_MSG_ACK_DELAY);
msleep(ADF_PFVF_MSG_ACK_DELAY);
val = ADF_CSR_RD(pmisc_bar_addr, pf2vf_offset);
} while ((val & int_bit) && (count++ < ADF_IOV_MSG_ACK_MAX_RETRY));
} while ((val & int_bit) && (count++ < ADF_PFVF_MSG_ACK_MAX_RETRY));
if (val != msg) {
dev_dbg(&GET_DEV(accel_dev),
"Collision - PFVF CSR overwritten by remote function\n");
ret = -EIO;
goto out;
}
if (val & int_bit) {
dev_dbg(&GET_DEV(accel_dev), "ACK not received from remote\n");
@ -162,7 +120,7 @@ static int __adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr)
ret = -EIO;
}
/* Finished with PF2VF CSR; relinquish it and leave msg in CSR */
/* Finished with the PFVF CSR; relinquish it and leave msg in CSR */
ADF_CSR_WR(pmisc_bar_addr, pf2vf_offset, val & ~local_in_use_mask);
out:
mutex_unlock(lock);
@ -170,16 +128,17 @@ static int __adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr)
}
/**
* adf_iov_putmsg() - send PF2VF message
* adf_iov_putmsg() - send PFVF message
* @accel_dev: Pointer to acceleration device.
* @msg: Message to send
* @vf_nr: VF number to which the message will be sent
* @vf_nr: VF number to which the message will be sent if on PF, ignored
* otherwise
*
* Function sends a message from the PF to a VF
* Function sends a message through the PFVF channel
*
* Return: 0 on success, error code otherwise.
*/
int adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr)
static int adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr)
{
u32 count = 0;
int ret;
@ -187,12 +146,77 @@ int adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr)
do {
ret = __adf_iov_putmsg(accel_dev, msg, vf_nr);
if (ret)
msleep(ADF_IOV_MSG_RETRY_DELAY);
} while (ret && (count++ < ADF_IOV_MSG_MAX_RETRIES));
msleep(ADF_PFVF_MSG_RETRY_DELAY);
} while (ret && (count++ < ADF_PFVF_MSG_MAX_RETRIES));
return ret;
}
/**
* adf_send_pf2vf_msg() - send PF to VF message
* @accel_dev: Pointer to acceleration device
* @vf_nr: VF number to which the message will be sent
* @msg: Message to send
*
* This function allows the PF to send a message to a specific VF.
*
* Return: 0 on success, error code otherwise.
*/
static int adf_send_pf2vf_msg(struct adf_accel_dev *accel_dev, u8 vf_nr, u32 msg)
{
return adf_iov_putmsg(accel_dev, msg, vf_nr);
}
/**
* adf_send_vf2pf_msg() - send VF to PF message
* @accel_dev: Pointer to acceleration device
* @msg: Message to send
*
* This function allows the VF to send a message to the PF.
*
* Return: 0 on success, error code otherwise.
*/
int adf_send_vf2pf_msg(struct adf_accel_dev *accel_dev, u32 msg)
{
return adf_iov_putmsg(accel_dev, msg, 0);
}
/**
* adf_send_vf2pf_req() - send VF2PF request message
* @accel_dev: Pointer to acceleration device.
* @msg: Request message to send
*
* This function sends a message that requires a response from the VF to the PF
* and waits for a reply.
*
* Return: 0 on success, error code otherwise.
*/
static int adf_send_vf2pf_req(struct adf_accel_dev *accel_dev, u32 msg)
{
unsigned long timeout = msecs_to_jiffies(ADF_PFVF_MSG_RESP_TIMEOUT);
int ret;
reinit_completion(&accel_dev->vf.iov_msg_completion);
/* Send request from VF to PF */
ret = adf_send_vf2pf_msg(accel_dev, msg);
if (ret) {
dev_err(&GET_DEV(accel_dev),
"Failed to send request msg to PF\n");
return ret;
}
/* Wait for response */
if (!wait_for_completion_timeout(&accel_dev->vf.iov_msg_completion,
timeout)) {
dev_err(&GET_DEV(accel_dev),
"PFVF request/response message timeout expired\n");
return -EIO;
}
return 0;
}
void adf_vf2pf_req_hndl(struct adf_accel_vf_info *vf_info)
{
struct adf_accel_dev *accel_dev = vf_info->accel_dev;
@ -204,6 +228,11 @@ void adf_vf2pf_req_hndl(struct adf_accel_vf_info *vf_info)
/* Read message from the VF */
msg = ADF_CSR_RD(pmisc_addr, hw_data->get_pf2vf_offset(vf_nr));
if (!(msg & ADF_VF2PF_INT)) {
dev_info(&GET_DEV(accel_dev),
"Spurious VF2PF interrupt, msg %X. Ignored\n", msg);
goto out;
}
/* To ACK, clear the VF2PFINT bit */
msg &= ~ADF_VF2PF_INT;
@ -284,9 +313,10 @@ void adf_vf2pf_req_hndl(struct adf_accel_vf_info *vf_info)
goto err;
}
if (resp && adf_iov_putmsg(accel_dev, resp, vf_nr))
if (resp && adf_send_pf2vf_msg(accel_dev, vf_nr, resp))
dev_err(&GET_DEV(accel_dev), "Failed to send response to VF\n");
out:
/* re-enable interrupt on PF from this VF */
adf_enable_vf2pf_interrupts(accel_dev, (1 << vf_nr));
@ -304,7 +334,7 @@ void adf_pf2vf_notify_restarting(struct adf_accel_dev *accel_dev)
int i, num_vfs = pci_num_vf(accel_to_pci_dev(accel_dev));
for (i = 0, vf = accel_dev->pf.vf_info; i < num_vfs; i++, vf++) {
if (vf->init && adf_iov_putmsg(accel_dev, msg, i))
if (vf->init && adf_send_pf2vf_msg(accel_dev, i, msg))
dev_err(&GET_DEV(accel_dev),
"Failed to send restarting msg to VF%d\n", i);
}
@ -312,7 +342,6 @@ void adf_pf2vf_notify_restarting(struct adf_accel_dev *accel_dev)
static int adf_vf2pf_request_version(struct adf_accel_dev *accel_dev)
{
unsigned long timeout = msecs_to_jiffies(ADF_IOV_MSG_RESP_TIMEOUT);
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
u32 msg = 0;
int ret;
@ -322,24 +351,13 @@ static int adf_vf2pf_request_version(struct adf_accel_dev *accel_dev)
msg |= ADF_PFVF_COMPAT_THIS_VERSION << ADF_VF2PF_COMPAT_VER_REQ_SHIFT;
BUILD_BUG_ON(ADF_PFVF_COMPAT_THIS_VERSION > 255);
reinit_completion(&accel_dev->vf.iov_msg_completion);
/* Send request from VF to PF */
ret = adf_iov_putmsg(accel_dev, msg, 0);
ret = adf_send_vf2pf_req(accel_dev, msg);
if (ret) {
dev_err(&GET_DEV(accel_dev),
"Failed to send Compatibility Version Request.\n");
return ret;
}
/* Wait for response */
if (!wait_for_completion_timeout(&accel_dev->vf.iov_msg_completion,
timeout)) {
dev_err(&GET_DEV(accel_dev),
"IOV request/response message timeout expired\n");
return -EIO;
}
/* Response from PF received, check compatibility */
switch (accel_dev->vf.compatible) {
case ADF_PF2VF_VF_COMPATIBLE:
@ -378,3 +396,21 @@ int adf_enable_vf2pf_comms(struct adf_accel_dev *accel_dev)
return adf_vf2pf_request_version(accel_dev);
}
EXPORT_SYMBOL_GPL(adf_enable_vf2pf_comms);
/**
* adf_enable_pf2vf_comms() - Function enables communication from pf to vf
*
* @accel_dev: Pointer to acceleration device virtual function.
*
* This function carries out the necessary steps to setup and start the PFVF
* communication channel, if any.
*
* Return: 0 on success, error code otherwise.
*/
int adf_enable_pf2vf_comms(struct adf_accel_dev *accel_dev)
{
spin_lock_init(&accel_dev->pf.vf2pf_ints_lock);
return 0;
}
EXPORT_SYMBOL_GPL(adf_enable_pf2vf_comms);

9
drivers/crypto/qat/qat_common/adf_pf2vf_msg.h
View File

@ -90,13 +90,4 @@
/* VF->PF Compatible Version Request */
#define ADF_VF2PF_COMPAT_VER_REQ_SHIFT 22
/* Collision detection */
#define ADF_IOV_MSG_COLLISION_DETECT_DELAY 10
#define ADF_IOV_MSG_ACK_DELAY 2
#define ADF_IOV_MSG_ACK_MAX_RETRY 100
#define ADF_IOV_MSG_RETRY_DELAY 5
#define ADF_IOV_MSG_MAX_RETRIES 3
#define ADF_IOV_MSG_RESP_TIMEOUT (ADF_IOV_MSG_ACK_DELAY * \
ADF_IOV_MSG_ACK_MAX_RETRY + \
ADF_IOV_MSG_COLLISION_DETECT_DELAY)
#endif /* ADF_IOV_MSG_H */

4
drivers/crypto/qat/qat_common/adf_vf2pf_msg.c
View File

@ -17,7 +17,7 @@ int adf_vf2pf_notify_init(struct adf_accel_dev *accel_dev)
u32 msg = (ADF_VF2PF_MSGORIGIN_SYSTEM |
(ADF_VF2PF_MSGTYPE_INIT << ADF_VF2PF_MSGTYPE_SHIFT));
if (adf_iov_putmsg(accel_dev, msg, 0)) {
if (adf_send_vf2pf_msg(accel_dev, msg)) {
dev_err(&GET_DEV(accel_dev),
"Failed to send Init event to PF\n");
return -EFAULT;
@ -41,7 +41,7 @@ void adf_vf2pf_notify_shutdown(struct adf_accel_dev *accel_dev)
(ADF_VF2PF_MSGTYPE_SHUTDOWN << ADF_VF2PF_MSGTYPE_SHIFT));
if (test_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status))
if (adf_iov_putmsg(accel_dev, msg, 0))
if (adf_send_vf2pf_msg(accel_dev, msg))
dev_err(&GET_DEV(accel_dev),
"Failed to send Shutdown event to PF\n");
}

30
drivers/crypto/qat/qat_common/adf_vf_isr.c
View File

@ -53,27 +53,22 @@ EXPORT_SYMBOL_GPL(adf_disable_pf2vf_interrupts);
static int adf_enable_msi(struct adf_accel_dev *accel_dev)
{
struct adf_accel_pci *pci_dev_info = &accel_dev->accel_pci_dev;
int stat = pci_enable_msi(pci_dev_info->pci_dev);
if (stat) {
int stat = pci_alloc_irq_vectors(pci_dev_info->pci_dev, 1, 1,
PCI_IRQ_MSI);
if (unlikely(stat < 0)) {
dev_err(&GET_DEV(accel_dev),
"Failed to enable MSI interrupts\n");
"Failed to enable MSI interrupt: %d\n", stat);
return stat;
}
accel_dev->vf.irq_name = kzalloc(ADF_MAX_MSIX_VECTOR_NAME, GFP_KERNEL);
if (!accel_dev->vf.irq_name)
return -ENOMEM;
return stat;
return 0;
}
static void adf_disable_msi(struct adf_accel_dev *accel_dev)
{
struct pci_dev *pdev = accel_to_pci_dev(accel_dev);
kfree(accel_dev->vf.irq_name);
pci_disable_msi(pdev);
pci_free_irq_vectors(pdev);
}
static void adf_dev_stop_async(struct work_struct *work)
@ -101,6 +96,11 @@ static void adf_pf2vf_bh_handler(void *data)
/* Read the message from PF */
msg = ADF_CSR_RD(pmisc_bar_addr, hw_data->get_pf2vf_offset(0));
if (!(msg & ADF_PF2VF_INT)) {
dev_info(&GET_DEV(accel_dev),
"Spurious PF2VF interrupt, msg %X. Ignored\n", msg);
goto out;
}
if (!(msg & ADF_PF2VF_MSGORIGIN_SYSTEM))
/* Ignore legacy non-system (non-kernel) PF2VF messages */
@ -149,6 +149,7 @@ static void adf_pf2vf_bh_handler(void *data)
msg &= ~ADF_PF2VF_INT;
ADF_CSR_WR(pmisc_bar_addr, hw_data->get_pf2vf_offset(0), msg);
out:
/* Re-enable PF2VF interrupts */
adf_enable_pf2vf_interrupts(accel_dev);
return;
@ -240,6 +241,7 @@ static int adf_request_msi_irq(struct adf_accel_dev *accel_dev)
}
cpu = accel_dev->accel_id % num_online_cpus();
irq_set_affinity_hint(pdev->irq, get_cpu_mask(cpu));
accel_dev->vf.irq_enabled = true;
return ret;
}
@ -271,8 +273,10 @@ void adf_vf_isr_resource_free(struct adf_accel_dev *accel_dev)
{
struct pci_dev *pdev = accel_to_pci_dev(accel_dev);
irq_set_affinity_hint(pdev->irq, NULL);
free_irq(pdev->irq, (void *)accel_dev);
if (accel_dev->vf.irq_enabled) {
irq_set_affinity_hint(pdev->irq, NULL);
free_irq(pdev->irq, accel_dev);
}
adf_cleanup_bh(accel_dev);
adf_cleanup_pf2vf_bh(accel_dev);
adf_disable_msi(accel_dev);

123
drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c
View File

@ -35,34 +35,6 @@ static u32 get_ae_mask(struct adf_hw_device_data *self)
return ~fuses & ADF_DH895XCC_ACCELENGINES_MASK;
}
static u32 get_num_accels(struct adf_hw_device_data *self)
{
u32 i, ctr = 0;
if (!self || !self->accel_mask)
return 0;
for (i = 0; i < ADF_DH895XCC_MAX_ACCELERATORS; i++) {
if (self->accel_mask & (1 << i))
ctr++;
}
return ctr;
}
static u32 get_num_aes(struct adf_hw_device_data *self)
{
u32 i, ctr = 0;
if (!self || !self->ae_mask)
return 0;
for (i = 0; i < ADF_DH895XCC_MAX_ACCELENGINES; i++) {
if (self->ae_mask & (1 << i))
ctr++;
}
return ctr;
}
static u32 get_misc_bar_id(struct adf_hw_device_data *self)
{
return ADF_DH895XCC_PMISC_BAR;
@ -126,41 +98,6 @@ static const u32 *adf_get_arbiter_mapping(void)
return thrd_to_arb_map;
}
static u32 get_pf2vf_offset(u32 i)
{
return ADF_DH895XCC_PF2VF_OFFSET(i);
}
static void adf_enable_error_correction(struct adf_accel_dev *accel_dev)
{
struct adf_hw_device_data *hw_device = accel_dev->hw_device;
struct adf_bar *misc_bar = &GET_BARS(accel_dev)[ADF_DH895XCC_PMISC_BAR];
unsigned long accel_mask = hw_device->accel_mask;
unsigned long ae_mask = hw_device->ae_mask;
void __iomem *csr = misc_bar->virt_addr;
unsigned int val, i;
/* Enable Accel Engine error detection & correction */
for_each_set_bit(i, &ae_mask, GET_MAX_ACCELENGINES(accel_dev)) {
val = ADF_CSR_RD(csr, ADF_DH895XCC_AE_CTX_ENABLES(i));
val |= ADF_DH895XCC_ENABLE_AE_ECC_ERR;
ADF_CSR_WR(csr, ADF_DH895XCC_AE_CTX_ENABLES(i), val);
val = ADF_CSR_RD(csr, ADF_DH895XCC_AE_MISC_CONTROL(i));
val |= ADF_DH895XCC_ENABLE_AE_ECC_PARITY_CORR;
ADF_CSR_WR(csr, ADF_DH895XCC_AE_MISC_CONTROL(i), val);
}
/* Enable shared memory error detection & correction */
for_each_set_bit(i, &accel_mask, ADF_DH895XCC_MAX_ACCELERATORS) {
val = ADF_CSR_RD(csr, ADF_DH895XCC_UERRSSMSH(i));
val |= ADF_DH895XCC_ERRSSMSH_EN;
ADF_CSR_WR(csr, ADF_DH895XCC_UERRSSMSH(i), val);
val = ADF_CSR_RD(csr, ADF_DH895XCC_CERRSSMSH(i));
val |= ADF_DH895XCC_ERRSSMSH_EN;
ADF_CSR_WR(csr, ADF_DH895XCC_CERRSSMSH(i), val);
}
}
static void adf_enable_ints(struct adf_accel_dev *accel_dev)
{
void __iomem *addr;
@ -175,11 +112,50 @@ static void adf_enable_ints(struct adf_accel_dev *accel_dev)
ADF_DH895XCC_SMIA1_MASK);
}
static int adf_enable_pf2vf_comms(struct adf_accel_dev *accel_dev)
static u32 get_vf2pf_sources(void __iomem *pmisc_bar)
{
spin_lock_init(&accel_dev->pf.vf2pf_ints_lock);
u32 errsou5, errmsk5, vf_int_mask;
return 0;
vf_int_mask = adf_gen2_get_vf2pf_sources(pmisc_bar);
/* Get the interrupt sources triggered by VFs, but to avoid duplicates
* in the work queue, clear vf_int_mask_sets bits that are already
* masked in ERRMSK register.
*/
errsou5 = ADF_CSR_RD(pmisc_bar, ADF_GEN2_ERRSOU5);
errmsk5 = ADF_CSR_RD(pmisc_bar, ADF_GEN2_ERRMSK5);
vf_int_mask |= ADF_DH895XCC_ERR_REG_VF2PF_U(errsou5);
vf_int_mask &= ~ADF_DH895XCC_ERR_REG_VF2PF_U(errmsk5);
return vf_int_mask;
}
static void enable_vf2pf_interrupts(void __iomem *pmisc_addr, u32 vf_mask)
{
/* Enable VF2PF Messaging Ints - VFs 0 through 15 per vf_mask[15:0] */
adf_gen2_enable_vf2pf_interrupts(pmisc_addr, vf_mask);
/* Enable VF2PF Messaging Ints - VFs 16 through 31 per vf_mask[31:16] */
if (vf_mask >> 16) {
u32 val = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK5)
& ~ADF_DH895XCC_ERR_MSK_VF2PF_U(vf_mask);
ADF_CSR_WR(pmisc_addr, ADF_GEN2_ERRMSK5, val);
}
}
static void disable_vf2pf_interrupts(void __iomem *pmisc_addr, u32 vf_mask)
{
/* Disable VF2PF interrupts for VFs 0 through 15 per vf_mask[15:0] */
adf_gen2_disable_vf2pf_interrupts(pmisc_addr, vf_mask);
/* Disable VF2PF interrupts for VFs 16 through 31 per vf_mask[31:16] */
if (vf_mask >> 16) {
u32 val = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK5)
| ADF_DH895XCC_ERR_MSK_VF2PF_U(vf_mask);
ADF_CSR_WR(pmisc_addr, ADF_GEN2_ERRMSK5, val);
}
}
static void configure_iov_threads(struct adf_accel_dev *accel_dev, bool enable)
@ -198,16 +174,16 @@ void adf_init_hw_data_dh895xcc(struct adf_hw_device_data *hw_data)
hw_data->num_accel = ADF_DH895XCC_MAX_ACCELERATORS;
hw_data->num_logical_accel = 1;
hw_data->num_engines = ADF_DH895XCC_MAX_ACCELENGINES;
hw_data->tx_rx_gap = ADF_DH895XCC_RX_RINGS_OFFSET;
hw_data->tx_rings_mask = ADF_DH895XCC_TX_RINGS_MASK;
hw_data->tx_rx_gap = ADF_GEN2_RX_RINGS_OFFSET;
hw_data->tx_rings_mask = ADF_GEN2_TX_RINGS_MASK;
hw_data->alloc_irq = adf_isr_resource_alloc;
hw_data->free_irq = adf_isr_resource_free;
hw_data->enable_error_correction = adf_enable_error_correction;
hw_data->enable_error_correction = adf_gen2_enable_error_correction;
hw_data->get_accel_mask = get_accel_mask;
hw_data->get_ae_mask = get_ae_mask;
hw_data->get_accel_cap = get_accel_cap;
hw_data->get_num_accels = get_num_accels;
hw_data->get_num_aes = get_num_aes;
hw_data->get_num_accels = adf_gen2_get_num_accels;
hw_data->get_num_aes = adf_gen2_get_num_aes;
hw_data->get_etr_bar_id = get_etr_bar_id;
hw_data->get_misc_bar_id = get_misc_bar_id;
hw_data->get_admin_info = adf_gen2_get_admin_info;
@ -225,7 +201,10 @@ void adf_init_hw_data_dh895xcc(struct adf_hw_device_data *hw_data)
hw_data->get_arb_mapping = adf_get_arbiter_mapping;
hw_data->enable_ints = adf_enable_ints;
hw_data->reset_device = adf_reset_sbr;
hw_data->get_pf2vf_offset = get_pf2vf_offset;
hw_data->get_pf2vf_offset = adf_gen2_get_pf2vf_offset;
hw_data->get_vf2pf_sources = get_vf2pf_sources;
hw_data->enable_vf2pf_interrupts = enable_vf2pf_interrupts;
hw_data->disable_vf2pf_interrupts = disable_vf2pf_interrupts;
hw_data->enable_pfvf_comms = adf_enable_pf2vf_comms;
hw_data->disable_iov = adf_disable_sriov;
hw_data->min_iov_compat_ver = ADF_PFVF_COMPAT_THIS_VERSION;

14
drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.h
View File

@ -7,8 +7,6 @@
#define ADF_DH895XCC_SRAM_BAR 0
#define ADF_DH895XCC_PMISC_BAR 1
#define ADF_DH895XCC_ETR_BAR 2
#define ADF_DH895XCC_RX_RINGS_OFFSET 8
#define ADF_DH895XCC_TX_RINGS_MASK 0xFF
#define ADF_DH895XCC_FUSECTL_SKU_MASK 0x300000
#define ADF_DH895XCC_FUSECTL_SKU_SHIFT 20
#define ADF_DH895XCC_FUSECTL_SKU_1 0x0
@ -25,16 +23,10 @@
#define ADF_DH895XCC_SMIAPF1_MASK_OFFSET (0x3A000 + 0x30)
#define ADF_DH895XCC_SMIA0_MASK 0xFFFFFFFF
#define ADF_DH895XCC_SMIA1_MASK 0x1
/* Error detection and correction */
#define ADF_DH895XCC_AE_CTX_ENABLES(i) (i * 0x1000 + 0x20818)
#define ADF_DH895XCC_AE_MISC_CONTROL(i) (i * 0x1000 + 0x20960)
#define ADF_DH895XCC_ENABLE_AE_ECC_ERR BIT(28)
#define ADF_DH895XCC_ENABLE_AE_ECC_PARITY_CORR (BIT(24) | BIT(12))
#define ADF_DH895XCC_UERRSSMSH(i) (i * 0x4000 + 0x18)
#define ADF_DH895XCC_CERRSSMSH(i) (i * 0x4000 + 0x10)
#define ADF_DH895XCC_ERRSSMSH_EN BIT(3)
#define ADF_DH895XCC_PF2VF_OFFSET(i) (0x3A000 + 0x280 + ((i) * 0x04))
/* Masks for VF2PF interrupts */
#define ADF_DH895XCC_ERR_REG_VF2PF_U(vf_src) (((vf_src) & 0x0000FFFF) << 16)
#define ADF_DH895XCC_ERR_MSK_VF2PF_U(vf_mask) ((vf_mask) >> 16)
/* AE to function mapping */
#define ADF_DH895XCC_AE2FUNC_MAP_GRP_A_NUM_REGS 96

2
drivers/crypto/s5p-sss.c
View File

@ -2171,6 +2171,8 @@ static int s5p_aes_probe(struct platform_device *pdev)
variant = find_s5p_sss_version(pdev);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -EINVAL;
/*
* Note: HASH and PRNG uses the same registers in secss, avoid

13
drivers/crypto/sa2ul.c
View File

@ -2412,8 +2412,7 @@ static int sa_ul_probe(struct platform_device *pdev)
pm_runtime_enable(dev);
ret = pm_runtime_resume_and_get(dev);
if (ret < 0) {
dev_err(&pdev->dev, "%s: failed to get sync: %d\n", __func__,
ret);
dev_err(dev, "%s: failed to get sync: %d\n", __func__, ret);
pm_runtime_disable(dev);
return ret;
}
@ -2435,16 +2434,16 @@ static int sa_ul_probe(struct platform_device *pdev)
sa_register_algos(dev_data);
ret = of_platform_populate(node, NULL, NULL, &pdev->dev);
ret = of_platform_populate(node, NULL, NULL, dev);
if (ret)
goto release_dma;
device_for_each_child(&pdev->dev, &pdev->dev, sa_link_child);
device_for_each_child(dev, dev, sa_link_child);
return 0;
release_dma:
sa_unregister_algos(&pdev->dev);
sa_unregister_algos(dev);
dma_release_channel(dev_data->dma_rx2);
dma_release_channel(dev_data->dma_rx1);
@ -2453,8 +2452,8 @@ static int sa_ul_probe(struct platform_device *pdev)
destroy_dma_pool:
dma_pool_destroy(dev_data->sc_pool);
pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
pm_runtime_put_sync(dev);
pm_runtime_disable(dev);
return ret;
}

5
include/crypto/engine.h
View File

@ -16,6 +16,7 @@
#include <crypto/akcipher.h>
#include <crypto/hash.h>
#include <crypto/skcipher.h>
#include <crypto/kpp.h>
#define ENGINE_NAME_LEN 30
/*
@ -96,6 +97,8 @@ int crypto_transfer_akcipher_request_to_engine(struct crypto_engine *engine,
struct akcipher_request *req);
int crypto_transfer_hash_request_to_engine(struct crypto_engine *engine,
struct ahash_request *req);
int crypto_transfer_kpp_request_to_engine(struct crypto_engine *engine,
struct kpp_request *req);
int crypto_transfer_skcipher_request_to_engine(struct crypto_engine *engine,
struct skcipher_request *req);
void crypto_finalize_aead_request(struct crypto_engine *engine,
@ -104,6 +107,8 @@ void crypto_finalize_akcipher_request(struct crypto_engine *engine,
struct akcipher_request *req, int err);
void crypto_finalize_hash_request(struct crypto_engine *engine,
struct ahash_request *req, int err);
void crypto_finalize_kpp_request(struct crypto_engine *engine,
struct kpp_request *req, int err);
void crypto_finalize_skcipher_request(struct crypto_engine *engine,
struct skcipher_request *req, int err);
int crypto_engine_start(struct crypto_engine *engine);

36
crypto/ecc.h → include/crypto/internal/ecc.h
View File

@ -225,6 +225,41 @@ void vli_mod_inv(u64 *result, const u64 *input, const u64 *mod,
void vli_mod_mult_slow(u64 *result, const u64 *left, const u64 *right,
const u64 *mod, unsigned int ndigits);
/**
* vli_num_bits() - Counts the number of bits required for vli.
*
* @vli: vli to check.
* @ndigits: Length of the @vli
*
* Return: The number of bits required to represent @vli.
*/
unsigned int vli_num_bits(const u64 *vli, unsigned int ndigits);
/**
* ecc_aloc_point() - Allocate ECC point.
*
* @ndigits: Length of vlis in u64 qwords.
*
* Return: Pointer to the allocated point or NULL if allocation failed.
*/
struct ecc_point *ecc_alloc_point(unsigned int ndigits);
/**
* ecc_free_point() - Free ECC point.
*
* @p: The point to free.
*/
void ecc_free_point(struct ecc_point *p);
/**
* ecc_point_is_zero() - Check if point is zero.
*
* @p: Point to check for zero.
*
* Return: true if point is the point at infinity, false otherwise.
*/
bool ecc_point_is_zero(const struct ecc_point *point);
/**
* ecc_point_mult_shamir() - Add two points multiplied by scalars
*
@ -242,4 +277,5 @@ void ecc_point_mult_shamir(const struct ecc_point *result,
const u64 *x, const struct ecc_point *p,
const u64 *y, const struct ecc_point *q,
const struct ecc_curve *curve);
#endif

4
lib/crypto/sm4.c
View File

@ -15,7 +15,7 @@ static const u32 fk[4] = {
0xa3b1bac6, 0x56aa3350, 0x677d9197, 0xb27022dc
};
static const u32 __cacheline_aligned ck[32] = {
static const u32 ____cacheline_aligned ck[32] = {
0x00070e15, 0x1c232a31, 0x383f464d, 0x545b6269,
0x70777e85, 0x8c939aa1, 0xa8afb6bd, 0xc4cbd2d9,
0xe0e7eef5, 0xfc030a11, 0x181f262d, 0x343b4249,
@ -26,7 +26,7 @@ static const u32 __cacheline_aligned ck[32] = {
0x10171e25, 0x2c333a41, 0x484f565d, 0x646b7279
};
static const u8 __cacheline_aligned sbox[256] = {
static const u8 ____cacheline_aligned sbox[256] = {
0xd6, 0x90, 0xe9, 0xfe, 0xcc, 0xe1, 0x3d, 0xb7,
0x16, 0xb6, 0x14, 0xc2, 0x28, 0xfb, 0x2c, 0x05,
0x2b, 0x67, 0x9a, 0x76, 0x2a, 0xbe, 0x04, 0xc3,