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Message-Id: <20240529053250.91284-14-baolu.lu@linux.intel.com>
Date: Wed, 29 May 2024 13:32:43 +0800
From: Lu Baolu <baolu.lu@...ux.intel.com>
To: Joerg Roedel <joro@...tes.org>,
Will Deacon <will@...nel.org>,
Robin Murphy <robin.murphy@....com>,
Jason Gunthorpe <jgg@...pe.ca>,
Kevin Tian <kevin.tian@...el.com>
Cc: Yi Liu <yi.l.liu@...el.com>,
David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Kalle Valo <kvalo@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Mathieu Poirier <mathieu.poirier@...aro.org>,
Alex Williamson <alex.williamson@...hat.com>,
mst@...hat.com,
Jason Wang <jasowang@...hat.com>,
Thierry Reding <thierry.reding@...il.com>,
Jonathan Hunter <jonathanh@...dia.com>,
Mikko Perttunen <mperttunen@...dia.com>,
iommu@...ts.linux.dev,
dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org,
Lu Baolu <baolu.lu@...ux.intel.com>
Subject: [PATCH 13/20] remoteproc: Use iommu_paging_domain_alloc()
An iommu domain is allocated in rproc_enable_iommu() and is attached to
rproc->dev.parent in the same function.
Use iommu_paging_domain_alloc() to make it explicit.
Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
---
drivers/remoteproc/remoteproc_core.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index f276956f2c5c..eb66f78ec8b7 100644
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -109,10 +109,10 @@ static int rproc_enable_iommu(struct rproc *rproc)
return 0;
}
- domain = iommu_domain_alloc(dev->bus);
- if (!domain) {
+ domain = iommu_paging_domain_alloc(dev);
+ if (IS_ERR(domain)) {
dev_err(dev, "can't alloc iommu domain\n");
- return -ENOMEM;
+ return PTR_ERR(domain);
}
iommu_set_fault_handler(domain, rproc_iommu_fault, rproc);
--
2.34.1
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