Thread (6 messages) flat view 6 messages, 2 authors, 2021-08-21
STALE1817d

[PATCH v2 2/4] crypto: qat - set DMA mask to 48 bits for Gen2

From: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Date: 2021-08-12 08:18:27
Subsystem: crypto api, the rest · Maintainers: Herbert Xu, "David S. Miller", Linus Torvalds

Change the DMA mask from 64 to 48 for Gen2 devices as they cannot handle
addresses greater than 48 bits.

Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
---
 drivers/crypto/qat/qat_c3xxx/adf_drv.c      | 2 +-
 drivers/crypto/qat/qat_c3xxxvf/adf_drv.c    | 2 +-
 drivers/crypto/qat/qat_c62x/adf_drv.c       | 2 +-
 drivers/crypto/qat/qat_c62xvf/adf_drv.c     | 2 +-
 drivers/crypto/qat/qat_dh895xcc/adf_drv.c   | 2 +-
 drivers/crypto/qat/qat_dh895xccvf/adf_drv.c | 2 +-
 6 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/crypto/qat/qat_c3xxx/adf_drv.c b/drivers/crypto/qat/qat_c3xxx/adf_drv.c
index b561851cf955..2df26643dbc9 100644
--- a/drivers/crypto/qat/qat_c3xxx/adf_drv.c
+++ b/drivers/crypto/qat/qat_c3xxx/adf_drv.c
@@ -159,7 +159,7 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(48));
 	if (ret) {
 		dev_err(&pdev->dev, "No usable DMA configuration\n");
 		goto out_err_disable;
diff --git a/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c b/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c
index 5095ee30c6a0..7ef5a5185d29 100644
--- a/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c
+++ b/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c
@@ -141,7 +141,7 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(48));
 	if (ret) {
 		dev_err(&pdev->dev, "No usable DMA configuration\n");
 		goto out_err_disable;
diff --git a/drivers/crypto/qat/qat_c62x/adf_drv.c b/drivers/crypto/qat/qat_c62x/adf_drv.c
index f3ac4cda75e9..efdba841d720 100644
--- a/drivers/crypto/qat/qat_c62x/adf_drv.c
+++ b/drivers/crypto/qat/qat_c62x/adf_drv.c
@@ -159,7 +159,7 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(48));
 	if (ret) {
 		dev_err(&pdev->dev, "No usable DMA configuration\n");
 		goto out_err_disable;
diff --git a/drivers/crypto/qat/qat_c62xvf/adf_drv.c b/drivers/crypto/qat/qat_c62xvf/adf_drv.c
index 7bd23438bcee..c91beedd267c 100644
--- a/drivers/crypto/qat/qat_c62xvf/adf_drv.c
+++ b/drivers/crypto/qat/qat_c62xvf/adf_drv.c
@@ -141,7 +141,7 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(48));
 	if (ret) {
 		dev_err(&pdev->dev, "No usable DMA configuration\n");
 		goto out_err_disable;
diff --git a/drivers/crypto/qat/qat_dh895xcc/adf_drv.c b/drivers/crypto/qat/qat_dh895xcc/adf_drv.c
index cc300a2662d5..e1c167507157 100644
--- a/drivers/crypto/qat/qat_dh895xcc/adf_drv.c
+++ b/drivers/crypto/qat/qat_dh895xcc/adf_drv.c
@@ -159,7 +159,7 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(48));
 	if (ret) {
 		dev_err(&pdev->dev, "No usable DMA configuration\n");
 		goto out_err_disable;
diff --git a/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c b/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c
index da9c7434628c..d332b68795f2 100644
--- a/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c
+++ b/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c
@@ -141,7 +141,7 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(48));
 	if (ret) {
 		dev_err(&pdev->dev, "No usable DMA configuration\n");
 		goto out_err_disable;
-- 
2.31.1
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