From: Robin Murphy <robin.murphy@arm.com>
Date: Wed, 11 Aug 2021 13:21:23 +0100
Subject: iommu/sprd: Drop IOVA cookie management
Git-commit: 5ad5f667147848037f2e697f065816c47310d4f9
Patch-mainline: v5.15-rc1
References: bsc#1192202
The core code bakes its own cookies now.
Acked-by: Chunyan Zhang <zhang.lyra@gmail.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/4e7fc6e523cb4b63fb13f5be10041eb24c0dcb1e.1628682048.git.robin.murphy@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
drivers/iommu/sprd-iommu.c | 7 -------
1 file changed, 7 deletions(-)
--- a/drivers/iommu/sprd-iommu.c
+++ b/drivers/iommu/sprd-iommu.c
@@ -8,7 +8,6 @@
#include <linux/clk.h>
#include <linux/device.h>
-#include <linux/dma-iommu.h>
#include <linux/dma-mapping.h>
#include <linux/errno.h>
#include <linux/iommu.h>
@@ -144,11 +143,6 @@ static struct iommu_domain *sprd_iommu_d
if (!dom)
return NULL;
- if (iommu_get_dma_cookie(&dom->domain)) {
- kfree(dom);
- return NULL;
- }
-
spin_lock_init(&dom->pgtlock);
dom->domain.geometry.aperture_start = 0;
@@ -161,7 +155,6 @@ static void sprd_iommu_domain_free(struc
{
struct sprd_iommu_domain *dom = to_sprd_domain(domain);
- iommu_put_dma_cookie(domain);
kfree(dom);
}