Re: [PATCH 19/65] media: camss: Replace .open() file operation with v4l2_fh_open()

Vladimir Zapolskiy <[email protected]> Sun, 24 Aug 2025 22:04:45 +0300
Newsgroups gmane.linux.ports.tegra,gmane.linux.drivers.video-input-infrastructure,gmane.linux.kernel,gmane.linux.documentation,gmane.linux.ports.arm.kernel,gmane.linux.ports.arm.mediatek,gmane.linux.kernel.renesas-soc,gmane.linux.ports.arm.msm,gmane.linux.kernel.samsung-soc,gmane.linux.usb.general,gmane.linux.ports.arm.rockchip,gmane.comp.video.mjpeg.user
Message-ID <[email protected]>
Hi Jacopo, Laurent,

thank you for the nice clean-up.

On 8/2/25 12:22, Jacopo Mondi wrote:
> From: Laurent Pinchart <laurent.pinchart-ryLnwIuWjnjg/[email protected]>
> 
> The custom video_open() function in the camss driver open-codes the
> v4l2_fh_open() helper, with an additional mutex that protects the whole
> function. Given that the function does not modify any data guarded by
> the lock, there's no need for using the mutex and the function can be
> replaced by v4l2_fh_open().
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart-ryLnwIuWjnjg/[email protected]>
> Signed-off-by: Jacopo Mondi <jacopo.mondi-ryLnwIuWjnjg/[email protected]>

Tested-by: Vladimir Zapolskiy <[email protected]>
Reviewed-by: Vladimir Zapolskiy <[email protected]>

-- 
Best wishes,
Vladimir