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authorDavid S. Miller <davem@davemloft.net>2017-08-10 12:09:13 -0700
committerDavid S. Miller <davem@davemloft.net>2017-08-10 12:09:13 -0700
commit2f7043a37708110aa98262b91702da6bc32e17b6 (patch)
treede0525dae8420a56f9a00def631ccc0108d9d091 /drivers/gpu/host1x/dev.c
parent4d9fbf539b52810cd2903719b181ed3d3ccd861f (diff)
parent26273939ace935dd7553b31d279eab30b40f7b9a (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Diffstat (limited to 'drivers/gpu/host1x/dev.c')
-rw-r--r--drivers/gpu/host1x/dev.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c
index 2c58a390123a..778272514164 100644
--- a/drivers/gpu/host1x/dev.c
+++ b/drivers/gpu/host1x/dev.c
@@ -186,8 +186,13 @@ static int host1x_probe(struct platform_device *pdev)
return -ENOMEM;
err = iommu_attach_device(host->domain, &pdev->dev);
- if (err)
+ if (err == -ENODEV) {
+ iommu_domain_free(host->domain);
+ host->domain = NULL;
+ goto skip_iommu;
+ } else if (err) {
goto fail_free_domain;
+ }
geometry = &host->domain->geometry;
@@ -198,6 +203,7 @@ static int host1x_probe(struct platform_device *pdev)
host->iova_end = geometry->aperture_end;
}
+skip_iommu:
err = host1x_channel_list_init(&host->channel_list,
host->info->nb_channels);
if (err) {