crypto: qat - simplify code and axe the use of a deprecated API

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>

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 */

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)) {

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)) {

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)) {

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)) {

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)) {

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)) {