linux-kernel - Re: [PATCH v12 0/6] staging: vc04_services: vchiq: Register devices with a custom bus

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Message-ID: <3b99e6d9-2bc3-d0a4-fd2d-515f26bf39bd@gmx.net>
Date:   Sat, 30 Sep 2023 12:10:39 +0200
From:   Stefan Wahren <wahrenst@....net>
To:     Umang Jain <umang.jain@...asonboard.com>,
        linux-staging@...ts.linux.dev,
        linux-arm-kernel@...ts.infradead.org,
        linux-rpi-kernel@...ts.infradead.org, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Stefan Wahren <stefan.wahren@...e.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Florian Fainelli <f.fainelli@...il.com>,
        Adrien Thierry <athierry@...hat.com>,
        Dan Carpenter <error27@...il.com>,
        Dave Stevenson <dave.stevenson@...pberrypi.com>,
        Kieran Bingham <kieran.bingham@...asonboard.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>
Subject: Re: [PATCH v12 0/6] staging: vc04_services: vchiq: Register devices
 with a custom bus_type


Am 23.09.23 um 16:31 schrieb Umang Jain:
> The patch series added a new bus type vchiq_bus_type and registers
> child devices in order to move them away from using platform
> device/driver.
>
> Tested on RPi-3-b with media tree master branch.
>
> Patch 1/6 and 2/6 adds explicit DMA mask to bcm2835-camera
> and bcm2835-audio respectively to avoid regression when moving
> to away from platform device/driver model.
>
> Patch 3/6 and 4/6 adds a new bus_type and registers them to vchiq
> interface
>
> Patch 5/6 and 6/6 moves the bcm2835-camera and bcm2835-audio
> to the new bus respectively
>
> Patch 5/5 removes a platform registeration helper which is no
> longer required.
>
> Changes in v12:
> - Add initial two patches to set DMA Mask explicitly to avoid regression
> - fixup vchiq_device.c bad squash in v11
> - Rename vchiq_device.[ch] to vchiq_bus.[ch]
> - Fix memory leak if device cannot be registered
> - Make vchiq_bus_type_match() use bool values
> - vchiq_register_child() helper removal folded in 6/6
>    instead of creating extra patch.

The whole series is

Reviewed-by: Stefan Wahren <wahrenst@....net>