Re: [PATCH v2 00/15] staging: vc04_services: bcm2835-isp support

Ivan T. Ivanov
2023-11-16T10:54:30Z

Hi,

On 2023-11-16 02:50, Laurent Pinchart wrote:
> On Wed, Nov 15, 2023 at 09:57:52PM +0100, Stefan Wahren wrote:
>> Hi Laurent,
>>
>> [add Ivan & Peter]
>>
>> Am 15.11.23 um 20:59 schrieb Laurent Pinchart:
>> > Hello,
>> >
>> > On Thu, Nov 09, 2023 at 04:02:52PM -0500, Umang Jain wrote:
>> >> This series aims to upport bcm2835-isp from the RPi kernel.
>> >> It is developed on top of staging-next which comprises many
>> >> VC04 changes for it's de-staging. Hence, the merge of this
>> >> driver is targeted when VC04 is de-staged completely (which I
>> >> have been pushing), but it can be helped getting reviewed meanwhile.
>> >> Hence, the reason for posting the series.
>> >
>> > Related question, what do people think about dropping the legacy
>> > firmware-based bcm2385-camera driver once this gets merged ?
>> > firmware-based camera operation is deprecated by Raspberry Pi, and
>> > doesn't work on the Pi 5
>>
>> i don't remember exactly, but wasn't the bcm2835-camera required for
>> Pi
>> Camera V1.3?
>
> If I'm not mistaken (Dave can correct me), the legacy camera stack
> works
> only with the Raspberry Pi official camera v1, v2 and HQ modules.
> Raspberry Pi has switched to a new camera stack based on libcamera,
> which works on the Pi Zero 2, Pi 3, Pi 4 and Pi 5. This new stack
> supports the same camera modules as the legacy stack, and many more.
> The
> legacy stack doesn't work on Pi 5 at all.
>
>> At the end cannot speak for the users. AFAIK OpenSuSE and Fedora use
>> the
>> driver.

Guillaume (in CC) is more authoritative about this topic, but as long we
have
smooth migration plan I am more than happy to switch to proper camera
driver.

Regards,
Ivan