Am Samstag, 5. Dezember 2015, 14:30:25 schrieb Zain Wang:
Hi Zain,
>Add md5 sha1 sha256 support for crypto engine in rk3288.
>This patch can't support multiple updatings because of limited of IC,
>as result, it can't support import and export too.
>
>Signed-off-by: Zain Wang <zain.wang@xxxxxxxxxxxxxx>
>---
> drivers/crypto/rockchip/Makefile | 1 +
> drivers/crypto/rockchip/rk3288_crypto.c | 33 +-
> drivers/crypto/rockchip/rk3288_crypto.h | 50 ++-
> drivers/crypto/rockchip/rk3288_crypto_ablkcipher.c | 20 +-
> drivers/crypto/rockchip/rk3288_crypto_ahash.c | 369
>+++++++++++++++++++++ 5 files changed, 455 insertions(+), 18 deletions(-)
> create mode 100644 drivers/crypto/rockchip/rk3288_crypto_ahash.c
>
>diff --git a/drivers/crypto/rockchip/Makefile
>b/drivers/crypto/rockchip/Makefile index 7051c6c..30f9129 100644
>--- a/drivers/crypto/rockchip/Makefile
>+++ b/drivers/crypto/rockchip/Makefile
>@@ -1,3 +1,4 @@
> obj-$(CONFIG_CRYPTO_DEV_ROCKCHIP) += rk_crypto.o
> rk_crypto-objs := rk3288_crypto.o \
> rk3288_crypto_ablkcipher.o \
>+ rk3288_crypto_ahash.o
>diff --git a/drivers/crypto/rockchip/rk3288_crypto.c
>b/drivers/crypto/rockchip/rk3288_crypto.c index 82f3044..67d69d2 100644
>--- a/drivers/crypto/rockchip/rk3288_crypto.c
>+++ b/drivers/crypto/rockchip/rk3288_crypto.c
>@@ -190,7 +190,6 @@ static void rk_crypto_tasklet_cb(unsigned long data)
> {
> struct rk_crypto_info *dev = (struct rk_crypto_info *)data;
> struct crypto_async_request *async_req, *backlog;
>- struct rk_cipher_reqctx *ablk_reqctx;
> int err = 0;
> unsigned long flags;
>
>@@ -207,10 +206,10 @@ static void rk_crypto_tasklet_cb(unsigned long data)
> backlog = NULL;
> }
>
>- if (crypto_tfm_alg_type(async_req->tfm) == CRYPTO_ALG_TYPE_ABLKCIPHER)
{
>+ if (crypto_tfm_alg_type(async_req->tfm) == CRYPTO_ALG_TYPE_ABLKCIPHER)
> dev->ablk_req = ablkcipher_request_cast(async_req);
>- ablk_reqctx = ablkcipher_request_ctx(dev->ablk_req);
>- }
>+ else
>+ dev->ahash_req = ahash_request_cast(async_req);
> err = dev->start(dev);
> if (err)
> dev->complete(dev, err);
>@@ -223,6 +222,9 @@ static struct rk_crypto_tmp *rk_cipher_algs[] = {
> &rk_cbc_des_alg,
> &rk_ecb_des3_ede_alg,
> &rk_cbc_des3_ede_alg,
>+ &rk_ahash_sha1,
>+ &rk_ahash_sha256,
>+ &rk_ahash_md5,
> };
>
> static int rk_crypto_register(struct rk_crypto_info *crypto_info)
>@@ -232,15 +234,24 @@ static int rk_crypto_register(struct rk_crypto_info
>*crypto_info)
>
> for (i = 0; i < ARRAY_SIZE(rk_cipher_algs); i++) {
> rk_cipher_algs[i]->dev = crypto_info;
>- err = crypto_register_alg(&rk_cipher_algs[i]->alg);
>+ if (rk_cipher_algs[i]->type == ALG_TYPE_CIPHER)
>+ err = crypto_register_alg(
>+ &rk_cipher_algs[i]->alg.crypto);
>+ else
>+ err = crypto_register_ahash(
>+ &rk_cipher_algs[i]->alg.hash);
> if (err)
> goto err_cipher_algs;
> }
> return 0;
>
> err_cipher_algs:
>- for (k = 0; k < i; k++)
>- crypto_unregister_alg(&rk_cipher_algs[k]->alg);
>+ for (k = 0; k < i; k++) {
>+ if (rk_cipher_algs[i]->type == ALG_TYPE_CIPHER)
>+ crypto_unregister_alg(&rk_cipher_algs[k]->alg.crypto);
>+ else
>+ crypto_unregister_ahash(&rk_cipher_algs[i]->alg.hash);
>+ }
> return err;
> }
>
>@@ -248,8 +259,12 @@ static void rk_crypto_unregister(void)
> {
> unsigned int i;
>
>- for (i = 0; i < ARRAY_SIZE(rk_cipher_algs); i++)
>- crypto_unregister_alg(&rk_cipher_algs[i]->alg);
>+ for (i = 0; i < ARRAY_SIZE(rk_cipher_algs); i++) {
>+ if (rk_cipher_algs[i]->type == ALG_TYPE_CIPHER)
>+ crypto_unregister_alg(&rk_cipher_algs[i]->alg.crypto);
>+ else
>+ crypto_unregister_ahash(&rk_cipher_algs[i]->alg.hash);
>+ }
> }
>
> static void rk_crypto_action(void *data)
>diff --git a/drivers/crypto/rockchip/rk3288_crypto.h
>b/drivers/crypto/rockchip/rk3288_crypto.h index 604ffe7..453a00f 100644
>--- a/drivers/crypto/rockchip/rk3288_crypto.h
>+++ b/drivers/crypto/rockchip/rk3288_crypto.h
>@@ -6,6 +6,10 @@
> #include <crypto/algapi.h>
> #include <linux/interrupt.h>
> #include <linux/delay.h>
>+#include <crypto/internal/hash.h>
>+
>+#include "crypto/md5.h"
>+#include "crypto/sha.h"
>
> #define _SBF(v, f) ((v) << (f))
>
>@@ -149,6 +153,28 @@
> #define RK_CRYPTO_TDES_KEY3_0 0x0130
> #define RK_CRYPTO_TDES_KEY3_1 0x0134
>
>+/* HASH */
>+#define RK_CRYPTO_HASH_CTRL 0x0180
>+#define RK_CRYPTO_HASH_SWAP_DO BIT(3)
>+#define RK_CRYPTO_HASH_SWAP_DI BIT(2)
>+#define RK_CRYPTO_HASH_SHA1 _SBF(0x00, 0)
>+#define RK_CRYPTO_HASH_MD5 _SBF(0x01, 0)
>+#define RK_CRYPTO_HASH_SHA256 _SBF(0x02, 0)
>+#define RK_CRYPTO_HASH_PRNG _SBF(0x03, 0)
>+
>+#define RK_CRYPTO_HASH_STS 0x0184
>+#define RK_CRYPTO_HASH_DONE BIT(0)
>+
>+#define RK_CRYPTO_HASH_MSG_LEN 0x0188
>+#define RK_CRYPTO_HASH_DOUT_0 0x018c
>+#define RK_CRYPTO_HASH_DOUT_1 0x0190
>+#define RK_CRYPTO_HASH_DOUT_2 0x0194
>+#define RK_CRYPTO_HASH_DOUT_3 0x0198
>+#define RK_CRYPTO_HASH_DOUT_4 0x019c
>+#define RK_CRYPTO_HASH_DOUT_5 0x01a0
>+#define RK_CRYPTO_HASH_DOUT_6 0x01a4
>+#define RK_CRYPTO_HASH_DOUT_7 0x01a8
>+
> #define CRYPTO_READ(dev, offset) \
> readl_relaxed(((dev)->reg + (offset)))
> #define CRYPTO_WRITE(dev, offset, val) \
>@@ -166,6 +192,7 @@ struct rk_crypto_info {
> struct crypto_queue queue;
> struct tasklet_struct crypto_tasklet;
> struct ablkcipher_request *ablk_req;
>+ struct ahash_request *ahash_req;
> /* device lock */
> spinlock_t lock;
>
>@@ -194,6 +221,12 @@ struct rk_crypto_info {
> struct scatterlist *sg_dst);
> void (*unload_data)(struct rk_crypto_info *dev);
> };
>+/* the private variable of hash */
>+struct rk_ahash_ctx {
>+ struct rk_crypto_info *dev;
>+ int FLAG_FINUP;
>+ int first_op;
>+};
>
> /* the private variable of cipher */
> struct rk_cipher_ctx {
>@@ -201,9 +234,18 @@ struct rk_cipher_ctx {
> unsigned int keylen;
> };
>
>+enum alg_type {
>+ ALG_TYPE_HASH,
>+ ALG_TYPE_CIPHER,
>+};
>+
> struct rk_crypto_tmp {
>- struct rk_crypto_info *dev;
>- struct crypto_alg alg;
>+ struct rk_crypto_info *dev;
>+ union {
>+ struct crypto_alg crypto;
>+ struct ahash_alg hash;
>+ } alg;
>+ enum alg_type type;
> };
>
> extern struct rk_crypto_tmp rk_ecb_aes_alg;
>@@ -213,4 +255,8 @@ extern struct rk_crypto_tmp rk_cbc_des_alg;
> extern struct rk_crypto_tmp rk_ecb_des3_ede_alg;
> extern struct rk_crypto_tmp rk_cbc_des3_ede_alg;
>
>+extern struct rk_crypto_tmp rk_ahash_sha1;
>+extern struct rk_crypto_tmp rk_ahash_sha256;
>+extern struct rk_crypto_tmp rk_ahash_md5;
>+
> #endif
>diff --git a/drivers/crypto/rockchip/rk3288_crypto_ablkcipher.c
>b/drivers/crypto/rockchip/rk3288_crypto_ablkcipher.c index 3624080..a260203
>100644
>--- a/drivers/crypto/rockchip/rk3288_crypto_ablkcipher.c
>+++ b/drivers/crypto/rockchip/rk3288_crypto_ablkcipher.c
>@@ -322,7 +322,7 @@ static int rk_ablk_cra_init(struct crypto_tfm *tfm)
> struct crypto_alg *alg = tfm->__crt_alg;
> struct rk_crypto_tmp *algt;
>
>- algt = container_of(alg, struct rk_crypto_tmp, alg);
>+ algt = container_of(alg, struct rk_crypto_tmp, alg.crypto);
>
> ctx->dev = algt->dev;
> ctx->dev->align_size = crypto_tfm_alg_alignmask(tfm) + 1;
>@@ -343,7 +343,8 @@ static void rk_ablk_cra_exit(struct crypto_tfm *tfm)
> }
>
> struct rk_crypto_tmp rk_ecb_aes_alg = {
>- .alg = {
>+ .type = ALG_TYPE_CIPHER,
>+ .alg.crypto = {
> .cra_name = "ecb(aes)",
> .cra_driver_name = "ecb-aes-rk",
> .cra_priority = 300,
>@@ -367,7 +368,8 @@ struct rk_crypto_tmp rk_ecb_aes_alg = {
> };
>
> struct rk_crypto_tmp rk_cbc_aes_alg = {
>- .alg = {
>+ .type = ALG_TYPE_CIPHER,
>+ .alg.crypto = {
> .cra_name = "cbc(aes)",
> .cra_driver_name = "cbc-aes-rk",
> .cra_priority = 300,
>@@ -392,7 +394,8 @@ struct rk_crypto_tmp rk_cbc_aes_alg = {
> };
>
> struct rk_crypto_tmp rk_ecb_des_alg = {
>- .alg = {
>+ .type = ALG_TYPE_CIPHER,
>+ .alg.crypto = {
> .cra_name = "ecb(des)",
> .cra_driver_name = "ecb-des-rk",
> .cra_priority = 300,
>@@ -416,7 +419,8 @@ struct rk_crypto_tmp rk_ecb_des_alg = {
> };
>
> struct rk_crypto_tmp rk_cbc_des_alg = {
>- .alg = {
>+ .type = ALG_TYPE_CIPHER,
>+ .alg.crypto = {
> .cra_name = "cbc(des)",
> .cra_driver_name = "cbc-des-rk",
> .cra_priority = 300,
>@@ -441,7 +445,8 @@ struct rk_crypto_tmp rk_cbc_des_alg = {
> };
>
> struct rk_crypto_tmp rk_ecb_des3_ede_alg = {
>- .alg = {
>+ .type = ALG_TYPE_CIPHER,
>+ .alg.crypto = {
> .cra_name = "ecb(des3_ede)",
> .cra_driver_name = "ecb-des3-ede-rk",
> .cra_priority = 300,
>@@ -466,7 +471,8 @@ struct rk_crypto_tmp rk_ecb_des3_ede_alg = {
> };
>
> struct rk_crypto_tmp rk_cbc_des3_ede_alg = {
>- .alg = {
>+ .type = ALG_TYPE_CIPHER,
>+ .alg.crypto = {
> .cra_name = "cbc(des3_ede)",
> .cra_driver_name = "cbc-des3-ede-rk",
> .cra_priority = 300,
>diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c
>b/drivers/crypto/rockchip/rk3288_crypto_ahash.c new file mode 100644
>index 0000000..c049656
>--- /dev/null
>+++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c
>@@ -0,0 +1,369 @@
>+/*
>+ * Crypto acceleration support for Rockchip RK3288
>+ *
>+ * Copyright (c) 2015, Fuzhou Rockchip Electronics Co., Ltd
>+ *
>+ * Author: Zain Wang <zain.wang@xxxxxxxxxxxxxx>
>+ *
>+ * This program is free software; you can redistribute it and/or modify it
>+ * under the terms and conditions of the GNU General Public License,
>+ * version 2, as published by the Free Software Foundation.
>+ *
>+ * Some ideas are from marvell/cesa.c and s5p-sss.c driver.
>+ */
>+#include "rk3288_crypto.h"
>+
>+static u8 *outdata[3] = {
>+ "\xda\x39\xa3\xee\x5e\x6b\x4b\x0d\x32\x55"
>+ "\xbf\xef\x95\x60\x18\x90\xaf\xd8\x07\x09",
>+
>+ "\xe3\xb0\xc4\x42\x98\xfc\x1c\x14"
>+ "\x9a\xfb\xf4\xc8\x99\x6f\xb9\x24"
>+ "\x27\xae\x41\xe4\x64\x9b\x93\x4c"
>+ "\xa4\x95\x99\x1b\x78\x52\xb8\x55",
>+
>+ "\xd4\x1d\x8c\xd9\x8f\x00\xb2\x04"
>+ "\xe9\x80\x09\x98\xec\xf8\x42\x7e",
>+};
>+
>+static void nodata_process(struct ahash_request *req)
>+{
>+ struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
>+ int rk_digest_size;
>+
>+ rk_digest_size = crypto_ahash_digestsize(tfm);
>+
>+ if (rk_digest_size == SHA1_DIGEST_SIZE)
>+ memcpy(req->result, outdata[0], rk_digest_size);
>+ else if (rk_digest_size == SHA256_DIGEST_SIZE)
>+ memcpy(req->result, outdata[1], rk_digest_size);
>+ else if (rk_digest_size == MD5_DIGEST_SIZE)
>+ memcpy(req->result, outdata[2], rk_digest_size);
>+}
What is the purpose of this code?
>+
>+static void rk_ahash_crypto_complete(struct rk_crypto_info *dev, int err)
>+{
>+ if (dev->ahash_req->base.complete)
>+ dev->ahash_req->base.complete(&dev->ahash_req->base, err);
>+}
>+
>+static void rk_ahash_hw_init(struct rk_crypto_info *dev)
>+{
>+ int reg_status = 0;
>+
>+ reg_status = CRYPTO_READ(dev, RK_CRYPTO_CTRL) |
>+ RK_CRYPTO_HASH_FLUSH |
>+ _SBF(0xffff, 16);
>+ CRYPTO_WRITE(dev, RK_CRYPTO_CTRL, reg_status);
>+
>+ reg_status = CRYPTO_READ(dev, RK_CRYPTO_CTRL);
>+ reg_status &= (~RK_CRYPTO_HASH_FLUSH);
>+ reg_status |= _SBF(0xffff, 16);
>+ CRYPTO_WRITE(dev, RK_CRYPTO_CTRL, reg_status);
>+
>+ memset_io(dev->reg + RK_CRYPTO_HASH_DOUT_0, 0, 32);
>+}
>+
>+static void rk_ahash_reg_init(struct rk_crypto_info *dev)
>+{
>+ rk_ahash_hw_init(dev);
>+
>+ CRYPTO_WRITE(dev, RK_CRYPTO_INTENA, RK_CRYPTO_HRDMA_ERR_ENA |
>+ RK_CRYPTO_HRDMA_DONE_ENA);
>+
>+ CRYPTO_WRITE(dev, RK_CRYPTO_INTSTS, RK_CRYPTO_HRDMA_ERR_INT |
>+ RK_CRYPTO_HRDMA_DONE_INT);
>+
>+ CRYPTO_WRITE(dev, RK_CRYPTO_HASH_CTRL, dev->mode |
>+ RK_CRYPTO_HASH_SWAP_DO);
>+
>+ CRYPTO_WRITE(dev, RK_CRYPTO_CONF, RK_CRYPTO_BYTESWAP_HRFIFO |
>+ RK_CRYPTO_BYTESWAP_BRFIFO |
>+ RK_CRYPTO_BYTESWAP_BTFIFO);
>+}
>+
>+static int rk_ahash_init(struct ahash_request *req)
>+{
>+ struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
>+ struct rk_ahash_ctx *tctx = crypto_tfm_ctx(req->base.tfm);
>+ struct rk_crypto_info *dev = NULL;
>+ int rk_digest_size;
>+
>+ dev = tctx->dev;
>+ dev->left_bytes = 0;
>+ dev->aligned = 0;
>+ dev->ahash_req = req;
>+ dev->mode = 0;
>+ dev->align_size = 4;
>+ dev->sg_dst = NULL;
>+
>+ tctx->first_op = 1;
>+
>+ rk_digest_size = crypto_ahash_digestsize(tfm);
>+ if (!rk_digest_size)
>+ dev_err(dev->dev, "can't get digestsize\n");
>+ if (rk_digest_size == SHA1_DIGEST_SIZE)
>+ dev->mode = RK_CRYPTO_HASH_SHA1;
>+ else if (rk_digest_size == SHA256_DIGEST_SIZE)
>+ dev->mode = RK_CRYPTO_HASH_SHA256;
>+ else if (rk_digest_size == MD5_DIGEST_SIZE)
>+ dev->mode = RK_CRYPTO_HASH_MD5;
>+
>+ rk_ahash_reg_init(dev);
>+ return 0;
>+}
>+
>+static int rk_ahash_final(struct ahash_request *req)
>+{
>+ struct rk_ahash_ctx *tctx = crypto_tfm_ctx(req->base.tfm);
>+ struct rk_crypto_info *dev = tctx->dev;
>+ struct crypto_ahash *tfm = crypto_ahash_reqtfm(dev->ahash_req);
>+
>+ if (!dev->total) {
>+ nodata_process(dev->ahash_req);
>+ return 0;
>+ }
>+
>+ /*
>+ * IC should process the result again after last dma interrupt.
>+ * And the last processing is very quick so than it may entry
>+ * interrupt before finishing last interrupt.
>+ * So I don't use interrupt finished hash.
>+ */
>+ while (!CRYPTO_READ(dev, RK_CRYPTO_HASH_STS))
>+ usleep_range(50, 100);
>+
>+ memcpy_fromio(dev->ahash_req->result, dev->reg +
RK_CRYPTO_HASH_DOUT_0,
>+ crypto_ahash_digestsize(tfm));
>+ return 0;
>+}
>+
>+static int rk_ahash_update(struct ahash_request *req)
>+{
>+ struct rk_ahash_ctx *tctx = crypto_tfm_ctx(req->base.tfm);
>+ struct rk_crypto_info *dev = tctx->dev;
>+ int ret;
>+
>+ dev->total = req->nbytes;
>+ dev->left_bytes = req->nbytes;
>+ dev->sg_src = req->src;
>+ dev->first = req->src;
>+ dev->nents = sg_nents(req->src);
>+
>+ /* IC can calculate 0 data hash, so it should finish update here */
>+ if (!dev->total) {
>+ pr_err("[%s:%d] no data\n", __func__, __LINE__);
>+ return 0;
>+ }
>+
>+ if (tctx->first_op) {
>+ tctx->first_op = 0;
>+ CRYPTO_WRITE(dev, RK_CRYPTO_HASH_MSG_LEN, dev->total);
>+ } else {
>+ /*
>+ * IC must know the length of total data at first,
>+ * multiple updatings cannot support this variable.
>+ */
>+ dev_warn(dev->dev, "Cannot carry multiple updatings!\n");
>+ return 0;
>+ }
>+ spin_lock(&dev->lock);
>+ ret = crypto_enqueue_request(&dev->queue, &req->base);
>+ spin_unlock(&dev->lock);
>+
>+ tasklet_schedule(&dev->crypto_tasklet);
>+
>+ return ret;
>+}
>+
>+static int rk_ahash_finup(struct ahash_request *req)
>+{
>+ struct rk_ahash_ctx *tctx = crypto_tfm_ctx(req->base.tfm);
>+ int err;
>+
>+ /*
>+ * finup should should process one updating and final.
>+ * and we should wait for updating in finup so that we can
>+ * fetching result by calling rk_ahash_final in finup.
>+ */
>+
>+ tctx->FLAG_FINUP = 1;
>+ err = rk_ahash_update(req);
>+ if (err == -EINPROGRESS || err == -EBUSY)
>+ while (tctx->FLAG_FINUP)
>+ usleep_range(50, 500);
>+
>+ return rk_ahash_final(req);
>+}
>+
>+static int rk_ahash_digest(struct ahash_request *req)
>+{
>+ return rk_ahash_init(req) ? -EINVAL : rk_ahash_finup(req);
>+}
>+
>+static void crypto_ahash_dma_start(struct rk_crypto_info *dev)
>+{
>+ CRYPTO_WRITE(dev, RK_CRYPTO_HRDMAS, dev->addr_in);
>+ CRYPTO_WRITE(dev, RK_CRYPTO_HRDMAL, (dev->count + 3) / 4);
>+ CRYPTO_WRITE(dev, RK_CRYPTO_CTRL, RK_CRYPTO_HASH_START |
>+ (RK_CRYPTO_HASH_START << 16));
>+}
>+
>+static int rk_ahash_set_data_start(struct rk_crypto_info *dev)
>+{
>+ int err;
>+
>+ err = dev->load_data(dev, dev->sg_src, NULL);
>+ if (!err)
>+ crypto_ahash_dma_start(dev);
>+ return err;
>+}
>+
>+static int rk_ahash_start(struct rk_crypto_info *dev)
>+{
>+ return rk_ahash_set_data_start(dev);
>+}
>+
>+/*
>+ * return:
>+ * true: some err was occurred
>+ * fault: no err, please continue
>+ */
>+static int rk_ahash_crypto_rx(struct rk_crypto_info *dev)
>+{
>+ int err = 0;
>+ struct rk_ahash_ctx *tctx = crypto_tfm_ctx(dev->ahash_req->base.tfm);
>+
>+ dev->unload_data(dev);
>+ if (dev->left_bytes) {
>+ if (dev->aligned) {
>+ if (sg_is_last(dev->sg_src)) {
>+ dev_warn(dev->dev, "[%s:%d], lack of data\n",
>+ __func__, __LINE__);
>+ err = -ENOMEM;
>+ goto out_rx;
>+ }
>+ dev->sg_src = sg_next(dev->sg_src);
>+ }
>+ err = rk_ahash_set_data_start(dev);
>+ } else {
>+ tctx->FLAG_FINUP = 0;
>+ dev->complete(dev, 0);
>+ return 0;
>+ }
>+
>+out_rx:
>+ return err;
>+}
>+
>+static int rk_cra_hash_init(struct crypto_tfm *tfm)
>+{
>+ struct rk_ahash_ctx *tctx = crypto_tfm_ctx(tfm);
>+ struct rk_crypto_tmp *algt;
>+ struct ahash_alg *alg = __crypto_ahash_alg(tfm->__crt_alg);
>+
>+ algt = container_of(alg, struct rk_crypto_tmp, alg.hash);
>+
>+ tctx->dev = algt->dev;
>+ tctx->dev->addr_vir = (void *)__get_free_page(GFP_KERNEL);
>+ if (!tctx->dev->addr_vir) {
>+ pr_err("failed to kmalloc for addr_vir\n");
>+ return -ENOMEM;
>+ }
>+ tctx->dev->start = rk_ahash_start;
>+ tctx->dev->update = rk_ahash_crypto_rx;
>+ tctx->dev->complete = rk_ahash_crypto_complete;
>+ return tctx->dev->enable_clk(tctx->dev);
>+}
>+
>+static void rk_cra_hash_exit(struct crypto_tfm *tfm)
>+{
>+ struct rk_ahash_ctx *tctx = crypto_tfm_ctx(tfm);
>+
>+ free_page((unsigned long)tctx->dev->addr_vir);
>+ return tctx->dev->disable_clk(tctx->dev);
>+}
>+
>+struct rk_crypto_tmp rk_ahash_sha1 = {
>+ .type = ALG_TYPE_HASH,
>+ .alg.hash = {
>+ .init = rk_ahash_init,
>+ .update = rk_ahash_update,
>+ .final = rk_ahash_final,
>+ .finup = rk_ahash_finup,
>+ .digest = rk_ahash_digest,
>+ .halg = {
>+ .digestsize = SHA1_DIGEST_SIZE,
>+ .statesize = sizeof(struct sha1_state),
>+ .base = {
>+ .cra_name = "sha1",
>+ .cra_driver_name = "rk-sha1",
>+ .cra_priority = 300,
>+ .cra_flags = CRYPTO_ALG_ASYNC |
>+ CRYPTO_ALG_NEED_FALLBACK,
>+ .cra_blocksize = SHA1_BLOCK_SIZE,
>+ .cra_ctxsize = sizeof(struct rk_ahash_ctx),
>+ .cra_alignmask = 3,
>+ .cra_init = rk_cra_hash_init,
>+ .cra_exit = rk_cra_hash_exit,
>+ .cra_module = THIS_MODULE,
>+ }
>+ }
>+ }
>+};
>+
>+struct rk_crypto_tmp rk_ahash_sha256 = {
>+ .type = ALG_TYPE_HASH,
>+ .alg.hash = {
>+ .init = rk_ahash_init,
>+ .update = rk_ahash_update,
>+ .final = rk_ahash_final,
>+ .finup = rk_ahash_finup,
>+ .digest = rk_ahash_digest,
>+ .halg = {
>+ .digestsize = SHA256_DIGEST_SIZE,
>+ .statesize = sizeof(struct sha256_state),
>+ .base = {
>+ .cra_name = "sha256",
>+ .cra_driver_name = "rk-sha256",
>+ .cra_priority = 300,
>+ .cra_flags = CRYPTO_ALG_ASYNC |
>+ CRYPTO_ALG_NEED_FALLBACK,
>+ .cra_blocksize = SHA256_BLOCK_SIZE,
>+ .cra_ctxsize = sizeof(struct rk_ahash_ctx),
>+ .cra_alignmask = 0,
>+ .cra_init = rk_cra_hash_init,
>+ .cra_exit = rk_cra_hash_exit,
>+ .cra_module = THIS_MODULE,
>+ }
>+ }
>+ }
>+};
>+
>+struct rk_crypto_tmp rk_ahash_md5 = {
>+ .type = ALG_TYPE_HASH,
>+ .alg.hash = {
>+ .init = rk_ahash_init,
>+ .update = rk_ahash_update,
>+ .final = rk_ahash_final,
>+ .finup = rk_ahash_finup,
>+ .digest = rk_ahash_digest,
>+ .halg = {
>+ .digestsize = MD5_DIGEST_SIZE,
>+ .statesize = sizeof(struct md5_state),
>+ .base = {
>+ .cra_name = "md5",
>+ .cra_driver_name = "rk-md5",
>+ .cra_priority = 300,
>+ .cra_flags = CRYPTO_ALG_ASYNC |
>+ CRYPTO_ALG_NEED_FALLBACK,
>+ .cra_blocksize = SHA1_BLOCK_SIZE,
>+ .cra_ctxsize = sizeof(struct rk_ahash_ctx),
>+ .cra_alignmask = 0,
>+ .cra_init = rk_cra_hash_init,
>+ .cra_exit = rk_cra_hash_exit,
>+ .cra_module = THIS_MODULE,
>+ }
>+ }
>+ }
>+};
Ciao
Stephan
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