diff options
Diffstat (limited to 'drivers/gpu/drm/tegra/hub.c')
| -rw-r--r-- | drivers/gpu/drm/tegra/hub.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c index 8e6d329d062b..617240032c37 100644 --- a/drivers/gpu/drm/tegra/hub.c +++ b/drivers/gpu/drm/tegra/hub.c @@ -848,12 +848,19 @@ static const struct host1x_client_ops tegra_display_hub_ops = { static int tegra_display_hub_probe(struct platform_device *pdev) { + u64 dma_mask = dma_get_mask(pdev->dev.parent); struct device_node *child = NULL; struct tegra_display_hub *hub; struct clk *clk; unsigned int i; int err; + err = dma_coerce_mask_and_coherent(&pdev->dev, dma_mask); + if (err < 0) { + dev_err(&pdev->dev, "failed to set DMA mask: %d\n", err); + return err; + } + hub = devm_kzalloc(&pdev->dev, sizeof(*hub), GFP_KERNEL); if (!hub) return -ENOMEM; |