2016-01-11 11:46:05

by Krzysztof Kozłowski

[permalink] [raw]
Subject: [PATCH 1/2] crypto: s5p-sss - Fix minor coding style violations

Improve a little bit code readability and use dev_info/err for printing
messages.

Signed-off-by: Krzysztof Kozlowski <[email protected]>
---
drivers/crypto/s5p-sss.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
index f214a8755827..e10284744fd2 100644
--- a/drivers/crypto/s5p-sss.c
+++ b/drivers/crypto/s5p-sss.c
@@ -224,6 +224,7 @@ static inline struct samsung_aes_variant *find_s5p_sss_version
{
if (IS_ENABLED(CONFIG_OF) && (pdev->dev.of_node)) {
const struct of_device_id *match;
+
match = of_match_node(s5p_sss_dt_match,
pdev->dev.of_node);
return (struct samsung_aes_variant *)match->data;
@@ -397,7 +398,6 @@ static void s5p_set_aes(struct s5p_aes_dev *dev,
static void s5p_aes_crypt_start(struct s5p_aes_dev *dev, unsigned long mode)
{
struct ablkcipher_request *req = dev->req;
-
uint32_t aes_control;
int err;
unsigned long flags;
@@ -518,7 +518,7 @@ static int s5p_aes_crypt(struct ablkcipher_request *req, unsigned long mode)
struct s5p_aes_dev *dev = ctx->dev;

if (!IS_ALIGNED(req->nbytes, AES_BLOCK_SIZE)) {
- pr_err("request size is not exact amount of AES blocks\n");
+ dev_err(dev->dev, "request size is not exact amount of AES blocks\n");
return -EINVAL;
}

@@ -566,7 +566,7 @@ static int s5p_aes_cbc_decrypt(struct ablkcipher_request *req)

static int s5p_aes_cra_init(struct crypto_tfm *tfm)
{
- struct s5p_aes_ctx *ctx = crypto_tfm_ctx(tfm);
+ struct s5p_aes_ctx *ctx = crypto_tfm_ctx(tfm);

ctx->dev = s5p_dev;
tfm->crt_ablkcipher.reqsize = sizeof(struct s5p_aes_reqctx);
@@ -701,7 +701,7 @@ static int s5p_aes_probe(struct platform_device *pdev)
goto err_algs;
}

- pr_info("s5p-sss driver registered\n");
+ dev_info(dev, "s5p-sss driver registered\n");

return 0;

--
2.1.4


2016-01-11 11:45:51

by Krzysztof Kozłowski

[permalink] [raw]
Subject: [PATCH 2/2] crypto: s5p-sss - Use memcpy_toio for iomem annotated memory

Use memcpy_toio to fix following sparse warning:

drivers/crypto/s5p-sss.c:386:40: warning: incorrect type in argument 1 (different address spaces)
drivers/crypto/s5p-sss.c:386:40: expected void *<noident>
drivers/crypto/s5p-sss.c:386:40: got void [noderef] <asn:2>*

Signed-off-by: Krzysztof Kozlowski <[email protected]>
---
drivers/crypto/s5p-sss.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
index e10284744fd2..5f161a9777e3 100644
--- a/drivers/crypto/s5p-sss.c
+++ b/drivers/crypto/s5p-sss.c
@@ -383,7 +383,7 @@ static void s5p_set_aes(struct s5p_aes_dev *dev,
void __iomem *keystart;

if (iv)
- memcpy(dev->aes_ioaddr + SSS_REG_AES_IV_DATA(0), iv, 0x10);
+ memcpy_toio(dev->aes_ioaddr + SSS_REG_AES_IV_DATA(0), iv, 0x10);

if (keylen == AES_KEYSIZE_256)
keystart = dev->aes_ioaddr + SSS_REG_AES_KEY_DATA(0);
@@ -392,7 +392,7 @@ static void s5p_set_aes(struct s5p_aes_dev *dev,
else
keystart = dev->aes_ioaddr + SSS_REG_AES_KEY_DATA(4);

- memcpy(keystart, key, keylen);
+ memcpy_toio(keystart, key, keylen);
}

static void s5p_aes_crypt_start(struct s5p_aes_dev *dev, unsigned long mode)
--
2.1.4

2016-01-13 02:59:05

by Vladimir Zapolskiy

[permalink] [raw]
Subject: Re: [PATCH 1/2] crypto: s5p-sss - Fix minor coding style violations

On 11.01.2016 13:45, Krzysztof Kozlowski wrote:
> Improve a little bit code readability and use dev_info/err for printing
> messages.
>
> Signed-off-by: Krzysztof Kozlowski <[email protected]>
> ---
> drivers/crypto/s5p-sss.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>

Acked-by: Vladimir Zapolskiy <[email protected]>

With best wishes,
Vladimir

2016-01-13 03:01:46

by Vladimir Zapolskiy

[permalink] [raw]
Subject: Re: [PATCH 2/2] crypto: s5p-sss - Use memcpy_toio for iomem annotated memory

On 11.01.2016 13:45, Krzysztof Kozlowski wrote:
> Use memcpy_toio to fix following sparse warning:
>
> drivers/crypto/s5p-sss.c:386:40: warning: incorrect type in argument 1 (different address spaces)
> drivers/crypto/s5p-sss.c:386:40: expected void *<noident>
> drivers/crypto/s5p-sss.c:386:40: got void [noderef] <asn:2>*
>
> Signed-off-by: Krzysztof Kozlowski <[email protected]>
> ---
> drivers/crypto/s5p-sss.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>

Acked-by: Vladimir Zapolskiy <[email protected]>

With best wishes,
Vladimir

2016-01-25 14:47:52

by Herbert Xu

[permalink] [raw]
Subject: Re: [PATCH 1/2] crypto: s5p-sss - Fix minor coding style violations

On Mon, Jan 11, 2016 at 08:45:50PM +0900, Krzysztof Kozlowski wrote:
> Improve a little bit code readability and use dev_info/err for printing
> messages.
>
> Signed-off-by: Krzysztof Kozlowski <[email protected]>

Both applied.
--
Email: Herbert Xu <[email protected]>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt