diff mbox series

[v3,11/21] wifi: ath11k: Use iommu_paging_domain_alloc()

Message ID 20240610085555.88197-12-baolu.lu@linux.intel.com (mailing list archive)
State New, archived
Headers show
Series iommu: Refactoring domain allocation interface | expand

Commit Message

Baolu Lu June 10, 2024, 8:55 a.m. UTC 
An iommu domain is allocated in ath11k_ahb_fw_resources_init() and is
attached to ab_ahb->fw.dev in the same function.

Use iommu_paging_domain_alloc() to make it explicit.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com>
---
 drivers/net/wireless/ath/ath11k/ahb.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Comments

Jason Gunthorpe June 19, 2024, 2:38 p.m. UTC | #1 
On Mon, Jun 10, 2024 at 04:55:45PM +0800, Lu Baolu wrote:
> An iommu domain is allocated in ath11k_ahb_fw_resources_init() and is
> attached to ab_ahb->fw.dev in the same function.
> 
> Use iommu_paging_domain_alloc() to make it explicit.
> 
> Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
> Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com>
> ---
>  drivers/net/wireless/ath/ath11k/ahb.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>

Jason
diff mbox series

Patch

diff --git a/drivers/net/wireless/ath/ath11k/ahb.c b/drivers/net/wireless/ath/ath11k/ahb.c
index ca0f17ddebba..a469647719f9 100644
--- a/drivers/net/wireless/ath/ath11k/ahb.c
+++ b/drivers/net/wireless/ath/ath11k/ahb.c
@@ -1001,10 +1001,10 @@  static int ath11k_ahb_fw_resources_init(struct ath11k_base *ab)
 
 	ab_ahb->fw.dev = &pdev->dev;
 
-	iommu_dom = iommu_domain_alloc(&platform_bus_type);
-	if (!iommu_dom) {
+	iommu_dom = iommu_paging_domain_alloc(ab_ahb->fw.dev);
+	if (IS_ERR(iommu_dom)) {
 		ath11k_err(ab, "failed to allocate iommu domain\n");
-		ret = -ENOMEM;
+		ret = PTR_ERR(iommu_dom);
 		goto err_unregister;
 	}