[PATCH] crypto: hisilicon - use sgl API to get sgl dma addr and len

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Use sgl API to get sgl dma addr and len, this will help to avoid compile
error in some platforms. So NEED_SG_DMA_LENGTH can be removed here, which
can only be selected by arch code.

Signed-off-by: Zhou Wang <wangzhou1@xxxxxxxxxxxxx>
Suggested-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
---
 drivers/crypto/hisilicon/Kconfig | 1 -
 drivers/crypto/hisilicon/sgl.c   | 4 ++--
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/crypto/hisilicon/Kconfig b/drivers/crypto/hisilicon/Kconfig
index a71f2bf..82fb810d 100644
--- a/drivers/crypto/hisilicon/Kconfig
+++ b/drivers/crypto/hisilicon/Kconfig
@@ -18,7 +18,6 @@ config CRYPTO_DEV_HISI_QM
 	tristate
 	depends on ARM64 || COMPILE_TEST
 	depends on PCI && PCI_MSI
-	select NEED_SG_DMA_LENGTH
 	help
 	  HiSilicon accelerator engines use a common queue management
 	  interface. Specific engine driver may use this module.
diff --git a/drivers/crypto/hisilicon/sgl.c b/drivers/crypto/hisilicon/sgl.c
index bf72603..012023c 100644
--- a/drivers/crypto/hisilicon/sgl.c
+++ b/drivers/crypto/hisilicon/sgl.c
@@ -164,8 +164,8 @@ static struct hisi_acc_hw_sgl *acc_get_sgl(struct hisi_acc_sgl_pool *pool,
 static void sg_map_to_hw_sg(struct scatterlist *sgl,
 			    struct acc_hw_sge *hw_sge)
 {
-	hw_sge->buf = sgl->dma_address;
-	hw_sge->len = cpu_to_le32(sgl->dma_length);
+	hw_sge->buf = sg_dma_address(sgl);
+	hw_sge->len = cpu_to_le32(sg_dma_len(sgl));
 }
 
 static void inc_hw_sgl_sge(struct hisi_acc_hw_sgl *hw_sgl)
-- 
2.8.1




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