From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Igor Velkov <iav@iav.lv>
Cc: Dafna Hirschfeld <dafna@fastmail.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Nicolas Dufresne <nicolas.dufresne@collabora.com>,
Hans Verkuil <hverkuil@kernel.org>,
Heiko Stuebner <heiko@sntech.de>,
linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] media: rkisp1: Depend on PM
Date: Tue, 3 Nov 2026 01:12:06 +0200 [thread overview]
Message-ID: <20261102231206.GA3559911@killaraus.ideasonboard.com> (raw)
In-Reply-To: <20261103005500.rkisp1-pm-reply-1@iav.lv>
On Tue, Nov 03, 2026 at 02:55:00AM +0200, Igor Velkov wrote:
> On Mon, Nov 02, 2026, Laurent Pinchart wrote:
> > > ARCH_ROCKCHIP and arm64 ARCH_MXC select PM,
> >
> > Why do we need this patch then ?
>
> Only COMPILE_TEST builds reach PM=n, and there the driver still binds and
> probe reads RKISP1_CIF_VI_ID with the clocks off.
What does the driver bind to when running on a system that has PM=n ? On
which platform can that happen ?
> Nicolas asked to close
> the PM=n case per driver [1]; rkcif already depends on PM. If you'd rather
> leave COMPILE_TEST-only configs alone, I'll drop it.
>
> [1] https://lore.kernel.org/r/8aafdbbf04a0d939c6b4d7d5577d97bb58d1c439.camel@collabora.com
--
Regards,
Laurent Pinchart
_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip
WARNING: multiple messages have this Message-ID (diff)
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Igor Velkov <iav@iav.lv>
Cc: Dafna Hirschfeld <dafna@fastmail.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Nicolas Dufresne <nicolas.dufresne@collabora.com>,
Hans Verkuil <hverkuil@kernel.org>,
Heiko Stuebner <heiko@sntech.de>,
linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] media: rkisp1: Depend on PM
Date: Tue, 3 Nov 2026 01:12:06 +0200 [thread overview]
Message-ID: <20261102231206.GA3559911@killaraus.ideasonboard.com> (raw)
In-Reply-To: <20261103005500.rkisp1-pm-reply-1@iav.lv>
On Tue, Nov 03, 2026 at 02:55:00AM +0200, Igor Velkov wrote:
> On Mon, Nov 02, 2026, Laurent Pinchart wrote:
> > > ARCH_ROCKCHIP and arm64 ARCH_MXC select PM,
> >
> > Why do we need this patch then ?
>
> Only COMPILE_TEST builds reach PM=n, and there the driver still binds and
> probe reads RKISP1_CIF_VI_ID with the clocks off.
What does the driver bind to when running on a system that has PM=n ? On
which platform can that happen ?
> Nicolas asked to close
> the PM=n case per driver [1]; rkcif already depends on PM. If you'd rather
> leave COMPILE_TEST-only configs alone, I'll drop it.
>
> [1] https://lore.kernel.org/r/8aafdbbf04a0d939c6b4d7d5577d97bb58d1c439.camel@collabora.com
--
Regards,
Laurent Pinchart
next prev parent reply other threads:[~2026-11-02 23:12 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-02 17:49 [PATCH] media: rkisp1: Depend on PM Igor Velkov via B4 Relay
2026-11-02 17:49 ` Igor Velkov via B4 Relay
2026-11-02 17:49 ` Igor Velkov
2026-11-02 22:33 ` Laurent Pinchart
2026-11-02 22:33 ` Laurent Pinchart
2026-11-03 0:55 ` Igor Velkov
2026-11-03 0:55 ` Igor Velkov
2026-11-02 23:12 ` Laurent Pinchart [this message]
2026-11-02 23:12 ` Laurent Pinchart
2026-11-02 23:25 ` Igor Velkov
2026-11-02 23:25 ` Igor Velkov
2026-11-02 23:42 ` Laurent Pinchart
2026-11-02 23:42 ` Laurent Pinchart
2026-11-02 23:46 ` Nicolas Dufresne
2026-11-02 23:46 ` Nicolas Dufresne
2026-11-03 0:01 ` Igor Velkov
2026-11-03 0:01 ` Igor Velkov
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