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

2020-05-05 Thread Enric Balletbo Serra
Hi Eizan,

Thank you for your patch.

Missatge de Eizan Miyamoto  del dia dt., 5 de maig
2020 a les 6:01:
>
> This is a cleanup to better handle errors during MDP probe.
>
> Signed-off-by: ei...@chromium.org
> Signed-off-by: Eizan Miyamoto 

Same comment as the first patch. You should probably fix your configuration.

> ---
>
>  drivers/media/platform/mtk-mdp/mtk_mdp_core.c | 8 +++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
>
> 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(>dev, DMA_BIT_MASK(32));
> +   ret = vb2_dma_contig_set_max_seg_size(>dev, DMA_BIT_MASK(32));
> +   if (ret) {
> +   dev_err(>dev, "Failed to set vb2 dma mag seg size\n");
> +   goto err_set_max_seg_size;

You don't need to introduce a new label, just goto err_m2m_register



> +   }
>
> 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(>v4l2_dev);
>
> --
> 2.26.2.526.g744177e7f7-goog
>
>
> ___
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[PATCH v1 2/5] [media] mtk-mdp: handle vb2_dma_contig_set_max_seg_size errors during probe

2020-05-04 Thread Eizan Miyamoto
This is a cleanup to better handle errors during MDP probe.

Signed-off-by: ei...@chromium.org
Signed-off-by: Eizan Miyamoto 
---

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

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(>dev, DMA_BIT_MASK(32));
+   ret = vb2_dma_contig_set_max_seg_size(>dev, DMA_BIT_MASK(32));
+   if (ret) {
+   dev_err(>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(>v4l2_dev);
 
-- 
2.26.2.526.g744177e7f7-goog