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crypto: atmel-tdes - Handle error messages 

Downgrade all runtime error messages to dev_dbg so that we don't
pollute the console. All probe error messages are kept with dev_err.
Get rid of pr_err and use dev_dbg instead, so that we know from which
device the error comes.
dma_mapping_error() return code was overwritten, use the error code
that the function returns.

Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Tudor Ambarus 2021-07-20 11:55:28 +03:00 коммит произвёл Herbert Xu
Родитель 632a761abb
Коммит 817b804ca3
1 изменённых файлов: 16 добавлений и 17 удалений
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33
drivers/crypto/atmel-tdes.c
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@ -312,7 +312,7 @@ static int atmel_tdes_crypt_pdc_stop(struct atmel_tdes_dev *dd)
dd->buf_out, dd->buflen, dd->dma_size, 1);
if (count != dd->dma_size) {
err = -EINVAL;
pr_err("not all data converted: %zu\n", count);
dev_dbg(dd->dev, "not all data converted: %zu\n", count);
}
}
@ -329,24 +329,24 @@ static int atmel_tdes_buff_init(struct atmel_tdes_dev *dd)
dd->buflen &= ~(DES_BLOCK_SIZE - 1);
if (!dd->buf_in || !dd->buf_out) {
dev_err(dd->dev, "unable to alloc pages.\n");
dev_dbg(dd->dev, "unable to alloc pages.\n");
goto err_alloc;
}
/* MAP here */
dd->dma_addr_in = dma_map_single(dd->dev, dd->buf_in,
dd->buflen, DMA_TO_DEVICE);
if (dma_mapping_error(dd->dev, dd->dma_addr_in)) {
dev_err(dd->dev, "dma %zd bytes error\n", dd->buflen);
err = -EINVAL;
err = dma_mapping_error(dd->dev, dd->dma_addr_in);
if (err) {
dev_dbg(dd->dev, "dma %zd bytes error\n", dd->buflen);
goto err_map_in;
}
dd->dma_addr_out = dma_map_single(dd->dev, dd->buf_out,
dd->buflen, DMA_FROM_DEVICE);
if (dma_mapping_error(dd->dev, dd->dma_addr_out)) {
dev_err(dd->dev, "dma %zd bytes error\n", dd->buflen);
err = -EINVAL;
err = dma_mapping_error(dd->dev, dd->dma_addr_out);
if (err) {
dev_dbg(dd->dev, "dma %zd bytes error\n", dd->buflen);
goto err_map_out;
}
@ -359,8 +359,6 @@ err_map_in:
err_alloc:
free_page((unsigned long)dd->buf_out);
free_page((unsigned long)dd->buf_in);
if (err)
pr_err("error: %d\n", err);
return err;
}
@ -512,14 +510,14 @@ static int atmel_tdes_crypt_start(struct atmel_tdes_dev *dd)
err = dma_map_sg(dd->dev, dd->in_sg, 1, DMA_TO_DEVICE);
if (!err) {
dev_err(dd->dev, "dma_map_sg() error\n");
dev_dbg(dd->dev, "dma_map_sg() error\n");
return -EINVAL;
}
err = dma_map_sg(dd->dev, dd->out_sg, 1,
DMA_FROM_DEVICE);
if (!err) {
dev_err(dd->dev, "dma_map_sg() error\n");
dev_dbg(dd->dev, "dma_map_sg() error\n");
dma_unmap_sg(dd->dev, dd->in_sg, 1,
DMA_TO_DEVICE);
return -EINVAL;
@ -670,7 +668,7 @@ static int atmel_tdes_crypt_dma_stop(struct atmel_tdes_dev *dd)
dd->buf_out, dd->buflen, dd->dma_size, 1);
if (count != dd->dma_size) {
err = -EINVAL;
pr_err("not all data converted: %zu\n", count);
dev_dbg(dd->dev, "not all data converted: %zu\n", count);
}
}
}
@ -682,11 +680,12 @@ static int atmel_tdes_crypt(struct skcipher_request *req, unsigned long mode)
struct crypto_skcipher *skcipher = crypto_skcipher_reqtfm(req);
struct atmel_tdes_ctx *ctx = crypto_skcipher_ctx(skcipher);
struct atmel_tdes_reqctx *rctx = skcipher_request_ctx(req);
struct device *dev = ctx->dd->dev;
switch (mode & TDES_FLAGS_OPMODE_MASK) {
case TDES_FLAGS_CFB8:
if (!IS_ALIGNED(req->cryptlen, CFB8_BLOCK_SIZE)) {
pr_err("request size is not exact amount of CFB8 blocks\n");
dev_dbg(dev, "request size is not exact amount of CFB8 blocks\n");
return -EINVAL;
}
ctx->block_size = CFB8_BLOCK_SIZE;
@ -694,7 +693,7 @@ static int atmel_tdes_crypt(struct skcipher_request *req, unsigned long mode)
case TDES_FLAGS_CFB16:
if (!IS_ALIGNED(req->cryptlen, CFB16_BLOCK_SIZE)) {
pr_err("request size is not exact amount of CFB16 blocks\n");
dev_dbg(dev, "request size is not exact amount of CFB16 blocks\n");
return -EINVAL;
}
ctx->block_size = CFB16_BLOCK_SIZE;
@ -702,7 +701,7 @@ static int atmel_tdes_crypt(struct skcipher_request *req, unsigned long mode)
case TDES_FLAGS_CFB32:
if (!IS_ALIGNED(req->cryptlen, CFB32_BLOCK_SIZE)) {
pr_err("request size is not exact amount of CFB32 blocks\n");
dev_dbg(dev, "request size is not exact amount of CFB32 blocks\n");
return -EINVAL;
}
ctx->block_size = CFB32_BLOCK_SIZE;
@ -710,7 +709,7 @@ static int atmel_tdes_crypt(struct skcipher_request *req, unsigned long mode)
default:
if (!IS_ALIGNED(req->cryptlen, DES_BLOCK_SIZE)) {
pr_err("request size is not exact amount of DES blocks\n");
dev_dbg(dev, "request size is not exact amount of DES blocks\n");
return -EINVAL;
}
ctx->block_size = DES_BLOCK_SIZE;