aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/host1x
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/host1x')
-rw-r--r--drivers/gpu/host1x/dev.c3
-rw-r--r--drivers/gpu/host1x/job.c3
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c
index f1d5f76e9c33..d88073e7d22d 100644
--- a/drivers/gpu/host1x/dev.c
+++ b/drivers/gpu/host1x/dev.c
@@ -218,6 +218,9 @@ static int host1x_probe(struct platform_device *pdev)
return err;
}
+ if (IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL))
+ goto skip_iommu;
+
host->group = iommu_group_get(&pdev->dev);
if (host->group) {
struct iommu_domain_geometry *geometry;
diff --git a/drivers/gpu/host1x/job.c b/drivers/gpu/host1x/job.c
index e2f4a4d93d20..527a1cddb14f 100644
--- a/drivers/gpu/host1x/job.c
+++ b/drivers/gpu/host1x/job.c
@@ -569,7 +569,8 @@ void host1x_job_unpin(struct host1x_job *job)
for (i = 0; i < job->num_unpins; i++) {
struct host1x_job_unpin_data *unpin = &job->unpins[i];
- if (!IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL) && host->domain) {
+ if (!IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL) &&
+ unpin->size && host->domain) {
iommu_unmap(host->domain, job->addr_phys[i],
unpin->size);
free_iova(&host->iova,