diff options
Diffstat (limited to 'drivers/crypto/ccp')
| -rw-r--r-- | drivers/crypto/ccp/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/crypto/ccp/ccp-ops.c | 9 | ||||
| -rw-r--r-- | drivers/crypto/ccp/ccp-platform.c | 2 |
3 files changed, 5 insertions, 7 deletions
diff --git a/drivers/crypto/ccp/Kconfig b/drivers/crypto/ccp/Kconfig index 7639ffc..ae38f6b 100644 --- a/drivers/crypto/ccp/Kconfig +++ b/drivers/crypto/ccp/Kconfig @@ -13,7 +13,6 @@ config CRYPTO_DEV_CCP_CRYPTO tristate "Encryption and hashing acceleration support" depends on CRYPTO_DEV_CCP_DD default m - select CRYPTO_ALGAPI select CRYPTO_HASH select CRYPTO_BLKCIPHER select CRYPTO_AUTHENC diff --git a/drivers/crypto/ccp/ccp-ops.c b/drivers/crypto/ccp/ccp-ops.c index 71f2e3c..d09c6c4 100644 --- a/drivers/crypto/ccp/ccp-ops.c +++ b/drivers/crypto/ccp/ccp-ops.c @@ -52,8 +52,7 @@ struct ccp_dm_workarea { struct ccp_sg_workarea { struct scatterlist *sg; - unsigned int nents; - unsigned int length; + int nents; struct scatterlist *dma_sg; struct device *dma_dev; @@ -496,8 +495,10 @@ static int ccp_init_sg_workarea(struct ccp_sg_workarea *wa, struct device *dev, if (!sg) return 0; - wa->nents = sg_nents(sg); - wa->length = sg->length; + wa->nents = sg_nents_for_len(sg, len); + if (wa->nents < 0) + return wa->nents; + wa->bytes_left = len; wa->sg_used = 0; diff --git a/drivers/crypto/ccp/ccp-platform.c b/drivers/crypto/ccp/ccp-platform.c index e446781..f2e6de3 100644 --- a/drivers/crypto/ccp/ccp-platform.c +++ b/drivers/crypto/ccp/ccp-platform.c @@ -122,8 +122,6 @@ static int ccp_platform_probe(struct platform_device *pdev) } ccp->io_regs = ccp->io_map; - if (!dev->dma_mask) - dev->dma_mask = &dev->coherent_dma_mask; ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48)); if (ret) { dev_err(dev, "dma_set_mask_and_coherent failed (%d)\n", ret); |