Messages in this thread Patch in this message | | | From | Dmitry Osipenko <> | Subject | [RFC PATCH v1 4/6] gpu: host1x: Avoid implicit DMA backing with IOMMU | Date | Fri, 27 Jul 2018 02:16:22 +0300 |
| |
Host1x driver manages IOMMU by itself, backing DMA with IOMMU by the drivers core breaks the Host1x driver.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com> --- drivers/gpu/host1x/dev.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index afabd33a48d9..0966415d4ccd 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -361,6 +361,7 @@ static int host1x_remove(struct platform_device *pdev) static struct platform_driver tegra_host1x_driver = { .driver = { .name = "tegra-host1x", + .no_implicit_iommu = true, .of_match_table = host1x_of_match, }, .probe = host1x_probe, -- 2.18.0
| |