linux-kernel - [PATCH v1 6/8] gpu/host1x: Use iommu_attach/detach

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: <20220106022053.2406748-7-baolu.lu@linux.intel.com>
Date:   Thu,  6 Jan 2022 10:20:51 +0800
From:   Lu Baolu <baolu.lu@...ux.intel.com>
To:     Joerg Roedel <joro@...tes.org>,
        Alex Williamson <alex.williamson@...hat.com>,
        Robin Murphy <robin.murphy@....com>,
        Jason Gunthorpe <jgg@...dia.com>,
        Christoph Hellwig <hch@...radead.org>,
        Kevin Tian <kevin.tian@...el.com>,
        Ashok Raj <ashok.raj@...el.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Will Deacon <will@...nel.org>,
        Dan Williams <dan.j.williams@...el.com>, rafael@...nel.org,
        Diana Craciun <diana.craciun@....nxp.com>,
        Cornelia Huck <cohuck@...hat.com>,
        Eric Auger <eric.auger@...hat.com>,
        Liu Yi L <yi.l.liu@...el.com>,
        Jacob jun Pan <jacob.jun.pan@...el.com>,
        Chaitanya Kulkarni <kch@...dia.com>,
        Stuart Yoder <stuyoder@...il.com>,
        Laurentiu Tudor <laurentiu.tudor@....com>,
        Thierry Reding <thierry.reding@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Li Yang <leoyang.li@....com>,
        Dmitry Osipenko <digetx@...il.com>,
        iommu@...ts.linux-foundation.org, linux-pci@...r.kernel.org,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Lu Baolu <baolu.lu@...ux.intel.com>
Subject: [PATCH v1 6/8] gpu/host1x: Use iommu_attach/detach_device()

Ordinary drivers should use iommu_attach/detach_device() for domain
attaching and detaching.

Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
---
 drivers/gpu/host1x/dev.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c
index fbb6447b8659..6e08cb6202cc 100644
--- a/drivers/gpu/host1x/dev.c
+++ b/drivers/gpu/host1x/dev.c
@@ -265,7 +265,7 @@ static struct iommu_domain *host1x_iommu_attach(struct host1x *host)
 			goto put_cache;
 		}
 
-		err = iommu_attach_group(host->domain, host->group);
+		err = iommu_attach_device(host->domain, host->dev);
 		if (err) {
 			if (err == -ENODEV)
 				err = 0;
@@ -335,7 +335,7 @@ static void host1x_iommu_exit(struct host1x *host)
 {
 	if (host->domain) {
 		put_iova_domain(&host->iova);
-		iommu_detach_group(host->domain, host->group);
+		iommu_detach_device(host->domain, host->dev);
 
 		iommu_domain_free(host->domain);
 		host->domain = NULL;
-- 
2.25.1