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| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2019-11-19 13:42:57 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-12-11 16:34:45 +0800 |
| commit | 484a897ffa3005f16cd9a31efd747bcf8155826f (patch) | |
| tree | 5562120e71555156aed6ddbfc6289bd607d0aa04 /drivers/crypto/hisilicon/zip/zip.h | |
| parent | 8debacd60c69beab80736d4af4feca47c2e2bd9e (diff) | |
crypto: hisilicon - Use the offset fields in sqe to avoid need to split scatterlists
We can configure sgl offset fields in ZIP sqe to let ZIP engine read/write
sgl data with skipped data. Hence no need to splite the sgl.
Fixes: 62c455ca853e (crypto: hisilicon - add HiSilicon ZIP accelerator support)
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/hisilicon/zip/zip.h')
| -rw-r--r-- | drivers/crypto/hisilicon/zip/zip.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/crypto/hisilicon/zip/zip.h b/drivers/crypto/hisilicon/zip/zip.h index 79fc4dd3fe00..bc1db26598bb 100644 --- a/drivers/crypto/hisilicon/zip/zip.h +++ b/drivers/crypto/hisilicon/zip/zip.h @@ -11,6 +11,10 @@ /* hisi_zip_sqe dw3 */ #define HZIP_BD_STATUS_M GENMASK(7, 0) +/* hisi_zip_sqe dw7 */ +#define HZIP_IN_SGE_DATA_OFFSET_M GENMASK(23, 0) +/* hisi_zip_sqe dw8 */ +#define HZIP_OUT_SGE_DATA_OFFSET_M GENMASK(23, 0) /* hisi_zip_sqe dw9 */ #define HZIP_REQ_TYPE_M GENMASK(7, 0) #define HZIP_ALG_TYPE_ZLIB 0x02 |