netdev - [PATCH net-next 3/3] iwlwifi: use dma_set_mask_and

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Message-ID: <26a13b6e-6fa8-6e34-1e08-37c9fd8e398f@gmail.com>
Date:   Sun, 14 Mar 2021 20:43:36 +0100
From:   Heiner Kallweit <hkallweit1@...il.com>
To:     Luca Coelho <luciano.coelho@...el.com>,
        Kalle Valo <kvalo@...eaurora.org>,
        David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        linux-wireless <linux-wireless@...r.kernel.org>
Subject: [PATCH net-next 3/3] iwlwifi: use dma_set_mask_and_coherent

Simplify the code by using dma_set_mask_and_coherent().

Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
 drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 1bf4c37fe..4fd391dda 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -3440,15 +3440,9 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
 	pci_set_master(pdev);
 
 	addr_size = trans->txqs.tfd.addr_size;
-	ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(addr_size));
-	if (!ret)
-		ret = pci_set_consistent_dma_mask(pdev,
-						  DMA_BIT_MASK(addr_size));
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(addr_size));
 	if (ret) {
-		ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
-		if (!ret)
-			ret = pci_set_consistent_dma_mask(pdev,
-							  DMA_BIT_MASK(32));
+		ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
 		/* both attempts failed: */
 		if (ret) {
 			dev_err(&pdev->dev, "No suitable DMA available\n");
-- 
2.30.2