diff options
| author | LABBE Corentin <clabbe.montjoie@gmail.com> | 2015-09-18 14:57:10 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2015-09-21 23:05:53 +0800 |
| commit | 76804eb846a413cd761f63ad6cdca1c8ca337678 (patch) | |
| tree | e6852d97f489c0f39b7c3052dda29efe4023b089 /drivers/crypto/amcc/crypto4xx_core.c | |
| parent | 1f6d79d7e011ff0b85feaecf0aed0b3949eaa1f2 (diff) | |
crypto: amcc - replace get_sg_count by sg_nents_for_len
The get_sg_count function of amcc is the same as sg_nents_for_len from
lib/scatterlist.c
Signed-off-by: LABBE Corentin <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/amcc/crypto4xx_core.c')
| -rw-r--r-- | drivers/crypto/amcc/crypto4xx_core.c | 22 |
1 files changed, 1 insertions, 21 deletions
diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c index 7e9e461a9cbc..58a630e55d5d 100644 --- a/drivers/crypto/amcc/crypto4xx_core.c +++ b/drivers/crypto/amcc/crypto4xx_core.c @@ -740,26 +740,6 @@ void crypto4xx_return_pd(struct crypto4xx_device *dev, pd_uinfo->state = PD_ENTRY_FREE; } -/* - * derive number of elements in scatterlist - * Shamlessly copy from talitos.c - */ -static int get_sg_count(struct scatterlist *sg_list, int nbytes) -{ - struct scatterlist *sg = sg_list; - int sg_nents = 0; - - while (nbytes) { - sg_nents++; - if (sg->length > nbytes) - break; - nbytes -= sg->length; - sg = sg_next(sg); - } - - return sg_nents; -} - static u32 get_next_gd(u32 current) { if (current != PPC4XX_LAST_GD) @@ -800,7 +780,7 @@ u32 crypto4xx_build_pd(struct crypto_async_request *req, u32 gd_idx = 0; /* figure how many gd is needed */ - num_gd = get_sg_count(src, datalen); + num_gd = sg_nents_for_len(src, datalen); if (num_gd == 1) num_gd = 0; |