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From 6e422ccea4a67929e277f619f75995115511e206 Mon Sep 17 00:00:00 2001
From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Date: Thu, 12 Aug 2021 09:18:13 +0100
Subject: [PATCH] crypto: qat - simplify code and axe the use of a deprecated
 API
Git-commit: 6e422ccea4a67929e277f619f75995115511e206
Patch-mainline: v5.15-rc1
References: jsc#PED-1073

The wrappers in include/linux/pci-dma-compat.h should go away.

Replace 'pci_set_dma_mask/pci_set_consistent_dma_mask' by an equivalent
and less verbose 'dma_set_mask_and_coherent()' call.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Co-developed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Torsten Duwe <duwe@suse.de>

---
 drivers/crypto/qat/qat_4xxx/adf_drv.c       | 14 ++++----------
 drivers/crypto/qat/qat_c3xxx/adf_drv.c      | 15 ++++-----------
 drivers/crypto/qat/qat_c3xxxvf/adf_drv.c    | 15 ++++-----------
 drivers/crypto/qat/qat_c62x/adf_drv.c       | 15 ++++-----------
 drivers/crypto/qat/qat_c62xvf/adf_drv.c     | 15 ++++-----------
 drivers/crypto/qat/qat_dh895xcc/adf_drv.c   | 15 ++++-----------
 drivers/crypto/qat/qat_dh895xccvf/adf_drv.c | 15 ++++-----------
 7 files changed, 28 insertions(+), 76 deletions(-)

diff --git a/drivers/crypto/qat/qat_4xxx/adf_drv.c b/drivers/crypto/qat/qat_4xxx/adf_drv.c
index a8805c815d161..359fb7989dfbf 100644
--- a/drivers/crypto/qat/qat_4xxx/adf_drv.c
+++ b/drivers/crypto/qat/qat_4xxx/adf_drv.c
@@ -221,16 +221,10 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* Set DMA identifier */
-	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
-		if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
-			dev_err(&pdev->dev, "No usable DMA configuration.\n");
-			ret = -EFAULT;
-			goto out_err;
-		} else {
-			pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
-		}
-	} else {
-		pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	if (ret) {
+		dev_err(&pdev->dev, "No usable DMA configuration.\n");
+		goto out_err;
 	}
 
 	/* Get accelerator capabilities mask */
diff --git a/drivers/crypto/qat/qat_c3xxx/adf_drv.c b/drivers/crypto/qat/qat_c3xxx/adf_drv.c
index 7fb3343ae8b0c..b561851cf9557 100644
--- a/drivers/crypto/qat/qat_c3xxx/adf_drv.c
+++ b/drivers/crypto/qat/qat_c3xxx/adf_drv.c
@@ -159,17 +159,10 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
-		if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
-			dev_err(&pdev->dev, "No usable DMA configuration\n");
-			ret = -EFAULT;
-			goto out_err_disable;
-		} else {
-			pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
-		}
-
-	} else {
-		pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	if (ret) {
+		dev_err(&pdev->dev, "No usable DMA configuration\n");
+		goto out_err_disable;
 	}
 
 	if (pci_request_regions(pdev, ADF_C3XXX_DEVICE_NAME)) {
diff --git a/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c b/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c
index 067ca5e17d387..5095ee30c6a05 100644
--- a/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c
+++ b/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c
@@ -141,17 +141,10 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
-		if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
-			dev_err(&pdev->dev, "No usable DMA configuration\n");
-			ret = -EFAULT;
-			goto out_err_disable;
-		} else {
-			pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
-		}
-
-	} else {
-		pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	if (ret) {
+		dev_err(&pdev->dev, "No usable DMA configuration\n");
+		goto out_err_disable;
 	}
 
 	if (pci_request_regions(pdev, ADF_C3XXXVF_DEVICE_NAME)) {
diff --git a/drivers/crypto/qat/qat_c62x/adf_drv.c b/drivers/crypto/qat/qat_c62x/adf_drv.c
index 1f5de442e1e6d..f3ac4cda75e9d 100644
--- a/drivers/crypto/qat/qat_c62x/adf_drv.c
+++ b/drivers/crypto/qat/qat_c62x/adf_drv.c
@@ -159,17 +159,10 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
-		if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
-			dev_err(&pdev->dev, "No usable DMA configuration\n");
-			ret = -EFAULT;
-			goto out_err_disable;
-		} else {
-			pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
-		}
-
-	} else {
-		pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	if (ret) {
+		dev_err(&pdev->dev, "No usable DMA configuration\n");
+		goto out_err_disable;
 	}
 
 	if (pci_request_regions(pdev, ADF_C62X_DEVICE_NAME)) {
diff --git a/drivers/crypto/qat/qat_c62xvf/adf_drv.c b/drivers/crypto/qat/qat_c62xvf/adf_drv.c
index 51ea88c0b17d7..7bd23438bceea 100644
--- a/drivers/crypto/qat/qat_c62xvf/adf_drv.c
+++ b/drivers/crypto/qat/qat_c62xvf/adf_drv.c
@@ -141,17 +141,10 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
-		if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
-			dev_err(&pdev->dev, "No usable DMA configuration\n");
-			ret = -EFAULT;
-			goto out_err_disable;
-		} else {
-			pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
-		}
-
-	} else {
-		pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	if (ret) {
+		dev_err(&pdev->dev, "No usable DMA configuration\n");
+		goto out_err_disable;
 	}
 
 	if (pci_request_regions(pdev, ADF_C62XVF_DEVICE_NAME)) {
diff --git a/drivers/crypto/qat/qat_dh895xcc/adf_drv.c b/drivers/crypto/qat/qat_dh895xcc/adf_drv.c
index a9ec4357144c3..cc300a2662d57 100644
--- a/drivers/crypto/qat/qat_dh895xcc/adf_drv.c
+++ b/drivers/crypto/qat/qat_dh895xcc/adf_drv.c
@@ -159,17 +159,10 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
-		if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
-			dev_err(&pdev->dev, "No usable DMA configuration\n");
-			ret = -EFAULT;
-			goto out_err_disable;
-		} else {
-			pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
-		}
-
-	} else {
-		pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	if (ret) {
+		dev_err(&pdev->dev, "No usable DMA configuration\n");
+		goto out_err_disable;
 	}
 
 	if (pci_request_regions(pdev, ADF_DH895XCC_DEVICE_NAME)) {
diff --git a/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c b/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c
index 29999da716cc9..da9c7434628ca 100644
--- a/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c
+++ b/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c
@@ -141,17 +141,10 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	/* set dma identifier */
-	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
-		if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
-			dev_err(&pdev->dev, "No usable DMA configuration\n");
-			ret = -EFAULT;
-			goto out_err_disable;
-		} else {
-			pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
-		}
-
-	} else {
-		pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	if (ret) {
+		dev_err(&pdev->dev, "No usable DMA configuration\n");
+		goto out_err_disable;
 	}
 
 	if (pci_request_regions(pdev, ADF_DH895XCCVF_DEVICE_NAME)) {
-- 
2.35.3