[PATCH 30/42] staging: media: cedrus: Use devm_of_reserved_mem_device_init()
Paul Kocialkowski
paulk at sys-base.io
Tue Jul 7 07:05:19 PDT 2026
Hi Mukesh,
On Sat 04 Jul 26, 01:08, Mukesh Ojha wrote:
> Use the devres-managed devm_of_reserved_mem_device_init() instead of
> the manual of_reserved_mem_device_init()/of_reserved_mem_device_release()
> pair, letting the device resource manager handle cleanup automatically.
Thanks for your work!
> Signed-off-by: Mukesh Ojha <mukesh.ojha at oss.qualcomm.com>
> ---
> drivers/staging/media/sunxi/cedrus/cedrus_hw.c | 6 +-----
> 1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_hw.c b/drivers/staging/media/sunxi/cedrus/cedrus_hw.c
> index 444fb53878d1..7b5aa94064a1 100644
> --- a/drivers/staging/media/sunxi/cedrus/cedrus_hw.c
> +++ b/drivers/staging/media/sunxi/cedrus/cedrus_hw.c
> @@ -266,7 +266,7 @@ int cedrus_hw_probe(struct cedrus_dev *dev)
> return ret;
> }
>
> - ret = of_reserved_mem_device_init(dev->dev);
> + ret = devm_of_reserved_mem_device_init(dev->dev);
> if (ret && ret != -ENODEV) {
> dev_err(dev->dev, "Failed to reserve memory\n");
>
> @@ -341,8 +341,6 @@ int cedrus_hw_probe(struct cedrus_dev *dev)
> err_sram:
> sunxi_sram_release(dev->dev);
> err_mem:
Could you also remove this label and switch the goto user to a regular
return ret?
Thanks!
All the best,
Paul
> - of_reserved_mem_device_release(dev->dev);
> -
> return ret;
> }
>
> @@ -353,6 +351,4 @@ void cedrus_hw_remove(struct cedrus_dev *dev)
> cedrus_hw_suspend(dev->dev);
>
> sunxi_sram_release(dev->dev);
> -
> - of_reserved_mem_device_release(dev->dev);
> }
> --
> 2.53.0
>
--
Paul Kocialkowski,
Independent contractor - sys-base - https://www.sys-base.io/
Free software developer - https://www.paulk.fr/
Expert in multimedia, graphics and embedded hardware support with Linux.
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