linux-kernel - [PATCH V3 7/7] message: fusion: switch from 'pci_' to 'dma

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1633663733-47199-8-git-send-email-wangqing@vivo.com>
Date:   Thu,  7 Oct 2021 20:28:33 -0700
From:   Qing Wang <wangqing@...o.com>
To:     Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Vinod Koul <vkoul@...nel.org>,
        Viresh Kumar <vireshk@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Zhou Wang <wangzhou1@...ilicon.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        Sathya Prakash <sathya.prakash@...adcom.com>,
        Sreekanth Reddy <sreekanth.reddy@...adcom.com>,
        Suganath Prabu Subramani 
        <suganath-prabu.subramani@...adcom.com>, dmaengine@...r.kernel.org,
        linux-kernel@...r.kernel.org, MPT-FusionLinux.pdl@...adcom.com,
        linux-scsi@...r.kernel.org
Cc:     Qing Wang <wangqing@...o.com>
Subject: [PATCH V3 7/7] message: fusion: switch from 'pci_' to 'dma_' API

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

pci_set_dma_mask()/pci_set_consistent_dma_mask() should be
replaced with dma_set_mask()/dma_set_coherent_mask(), 
and use dma_set_mask_and_coherent() for both.

Signed-off-by: Qing Wang <wangqing@...o.com>
---
 drivers/message/fusion/mptbase.c | 31 +++++++++----------------------
 1 file changed, 9 insertions(+), 22 deletions(-)

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 7f7abc9..c255d8a
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -1666,16 +1666,12 @@ mpt_mapresources(MPT_ADAPTER *ioc)
 		const uint64_t required_mask = dma_get_required_mask
 		    (&pdev->dev);
 		if (required_mask > DMA_BIT_MASK(32)
-			&& !pci_set_dma_mask(pdev, DMA_BIT_MASK(64))
-			&& !pci_set_consistent_dma_mask(pdev,
-						 DMA_BIT_MASK(64))) {
+			&& dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64))) {
 			ioc->dma_mask = DMA_BIT_MASK(64);
 			dinitprintk(ioc, printk(MYIOC_s_INFO_FMT
 				": 64 BIT PCI BUS DMA ADDRESSING SUPPORTED\n",
 				ioc->name));
-		} else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32))
-			&& !pci_set_consistent_dma_mask(pdev,
-						DMA_BIT_MASK(32))) {
+		} else if (!dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32))) {
 			ioc->dma_mask = DMA_BIT_MASK(32);
 			dinitprintk(ioc, printk(MYIOC_s_INFO_FMT
 				": 32 BIT PCI BUS DMA ADDRESSING SUPPORTED\n",
@@ -1686,9 +1682,7 @@ mpt_mapresources(MPT_ADAPTER *ioc)
 			goto out_pci_release_region;
 		}
 	} else {
-		if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32))
-			&& !pci_set_consistent_dma_mask(pdev,
-						DMA_BIT_MASK(32))) {
+		if (!dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32))) {
 			ioc->dma_mask = DMA_BIT_MASK(32);
 			dinitprintk(ioc, printk(MYIOC_s_INFO_FMT
 				": 32 BIT PCI BUS DMA ADDRESSING SUPPORTED\n",
@@ -4452,9 +4446,7 @@ PrimeIocFifos(MPT_ADAPTER *ioc)
 		 */
 		if (ioc->pcidev->device == MPI_MANUFACTPAGE_DEVID_SAS1078 &&
 		    ioc->dma_mask > DMA_BIT_MASK(35)) {
-			if (!pci_set_dma_mask(ioc->pcidev, DMA_BIT_MASK(32))
-			    && !pci_set_consistent_dma_mask(ioc->pcidev,
-			    DMA_BIT_MASK(32))) {
+			if (!dma_set_mask_and_coherent(&ioc->pcidev, DMA_BIT_MASK(32))) {
 				dma_mask = DMA_BIT_MASK(35);
 				d36memprintk(ioc, printk(MYIOC_s_DEBUG_FMT
 				    "setting 35 bit addressing for "
@@ -4462,10 +4454,7 @@ PrimeIocFifos(MPT_ADAPTER *ioc)
 				    ioc->name));
 			} else {
 				/*Reseting DMA mask to 64 bit*/
-				pci_set_dma_mask(ioc->pcidev,
-					DMA_BIT_MASK(64));
-				pci_set_consistent_dma_mask(ioc->pcidev,
-					DMA_BIT_MASK(64));
+				dma_set_mask_and_coherent(&ioc->pcidev, DMA_BIT_MASK(64));
 
 				printk(MYIOC_s_ERR_FMT
 				    "failed setting 35 bit addressing for "
@@ -4600,9 +4589,8 @@ PrimeIocFifos(MPT_ADAPTER *ioc)
 		alloc_dma += ioc->reply_sz;
 	}
 
-	if (dma_mask == DMA_BIT_MASK(35) && !pci_set_dma_mask(ioc->pcidev,
-	    ioc->dma_mask) && !pci_set_consistent_dma_mask(ioc->pcidev,
-	    ioc->dma_mask))
+	if (dma_mask == DMA_BIT_MASK(35) &&
+	    !dma_set_mask_and_coherent(&ioc->pcidev, ioc->dma_mask))
 		d36memprintk(ioc, printk(MYIOC_s_DEBUG_FMT
 		    "restoring 64 bit addressing\n", ioc->name));
 
@@ -4625,9 +4613,8 @@ PrimeIocFifos(MPT_ADAPTER *ioc)
 		ioc->sense_buf_pool = NULL;
 	}
 
-	if (dma_mask == DMA_BIT_MASK(35) && !pci_set_dma_mask(ioc->pcidev,
-	    DMA_BIT_MASK(64)) && !pci_set_consistent_dma_mask(ioc->pcidev,
-	    DMA_BIT_MASK(64)))
+	if (dma_mask == DMA_BIT_MASK(35) &&
+	    !dma_set_mask_and_coherent(&ioc->pcidev, DMA_BIT_MASK(64)))
 		d36memprintk(ioc, printk(MYIOC_s_DEBUG_FMT
 		    "restoring 64 bit addressing\n", ioc->name));
 
-- 
2.7.4