diff mbox series

[v1,2/5,media] mtk-mdp: handle vb2_dma_contig_set_max_seg_size errors during probe

Message ID 20200505125042.v1.2.Ie596e59e0a18935f0b7321ff45e5c5f2ce8082b1@changeid
State New
Headers show
Series MTK MDP driver cleanups to prep for futher work | expand

Commit Message

Eizan Miyamoto May 5, 2020, 4 a.m. UTC 
This is a cleanup to better handle errors during MDP probe.

Signed-off-by: eizan@chromium.org
Signed-off-by: Eizan Miyamoto <eizan@google.com>
---

 drivers/media/platform/mtk-mdp/mtk_mdp_core.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
index aeaed2cf4458..c20ac7681c6f 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
@@ -193,13 +193,19 @@  static int mtk_mdp_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, mdp);
 
-	vb2_dma_contig_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32));
+	ret = vb2_dma_contig_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32));
+	if (ret) {
+		dev_err(&pdev->dev, "Failed to set vb2 dma mag seg size\n");
+		goto err_set_max_seg_size;
+	}
 
 	pm_runtime_enable(dev);
 	dev_dbg(dev, "mdp-%d registered successfully\n", mdp->id);
 
 	return 0;
 
+err_set_max_seg_size:
+
 err_m2m_register:
 	v4l2_device_unregister(&mdp->v4l2_dev);