summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/msm/msm_iommu.c
diff options
context:
space:
mode:
authorRodrigo Vivi <rodrigo.vivi@intel.com>2022-12-30 04:09:09 -0500
committerRodrigo Vivi <rodrigo.vivi@intel.com>2022-12-30 04:18:36 -0500
commitb501d4dc83aa3940189b68045cadc8b3eac73988 (patch)
treee5310a4fafd59505c3db86bb05baf964cb8da944 /drivers/gpu/drm/msm/msm_iommu.c
parent4071d98b296a5bc5fd4b15ec651bd05800ec9510 (diff)
parent1b929c02afd37871d5afb9d498426f83432e71c2 (diff)
downloadlinux-b501d4dc83aa3940189b68045cadc8b3eac73988.tar.gz
linux-b501d4dc83aa3940189b68045cadc8b3eac73988.tar.bz2
linux-b501d4dc83aa3940189b68045cadc8b3eac73988.zip
Merge drm/drm-next into drm-intel-gt-next
Sync after v6.2-rc1 landed in drm-next. We need to get some dependencies in place before we can merge the fixes series from Gwan-gyeong and Chris. References: https://lore.kernel.org/all/Y6x5JCDnh2rvh4lA@intel.com/ Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_iommu.c')
-rw-r--r--drivers/gpu/drm/msm/msm_iommu.c20
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/gpu/drm/msm/msm_iommu.c b/drivers/gpu/drm/msm/msm_iommu.c
index 5577cea7c009..c2507582ecf3 100644
--- a/drivers/gpu/drm/msm/msm_iommu.c
+++ b/drivers/gpu/drm/msm/msm_iommu.c
@@ -186,6 +186,13 @@ int msm_iommu_pagetable_params(struct msm_mmu *mmu,
return 0;
}
+struct iommu_domain_geometry *msm_iommu_get_geometry(struct msm_mmu *mmu)
+{
+ struct msm_iommu *iommu = to_msm_iommu(mmu);
+
+ return &iommu->domain->geometry;
+}
+
static const struct msm_mmu_funcs pagetable_funcs = {
.map = msm_iommu_pagetable_map,
.unmap = msm_iommu_pagetable_unmap,
@@ -367,17 +374,23 @@ static const struct msm_mmu_funcs funcs = {
.resume_translation = msm_iommu_resume_translation,
};
-struct msm_mmu *msm_iommu_new(struct device *dev, struct iommu_domain *domain)
+struct msm_mmu *msm_iommu_new(struct device *dev, unsigned long quirks)
{
+ struct iommu_domain *domain;
struct msm_iommu *iommu;
int ret;
+ domain = iommu_domain_alloc(dev->bus);
if (!domain)
- return ERR_PTR(-ENODEV);
+ return NULL;
+
+ iommu_set_pgtable_quirks(domain, quirks);
iommu = kzalloc(sizeof(*iommu), GFP_KERNEL);
- if (!iommu)
+ if (!iommu) {
+ iommu_domain_free(domain);
return ERR_PTR(-ENOMEM);
+ }
iommu->domain = domain;
msm_mmu_init(&iommu->base, dev, &funcs, MSM_MMU_IOMMU);
@@ -386,6 +399,7 @@ struct msm_mmu *msm_iommu_new(struct device *dev, struct iommu_domain *domain)
ret = iommu_attach_device(iommu->domain, dev);
if (ret) {
+ iommu_domain_free(domain);
kfree(iommu);
return ERR_PTR(ret);
}