From: Markus Elfring <Markus.Elfring@web.de>
To: "Gerald Loacker" <gerald.loacker@wolfvision.net>,
"Maxime Chevallier" <maxime.chevallier@bootlin.com>,
"Mehdi Djait" <mehdi.djait@bootlin.com>,
"Michael Riesch" <michael.riesch@wolfvision.net>,
linux-media@vger.kernel.org, devicetree@vger.kernel.org,
linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
"Alexander Shiyan" <eagle.alexander923@gmail.com>,
"Conor Dooley" <conor+dt@kernel.org>,
"Heiko Stübner" <heiko@sntech.de>,
"Kever Yang" <kever.yang@rock-chips.com>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Laurent Pinchart" <laurent.pinchart@ideasonboard.com>,
"Mauro Carvalho Chehab" <mchehab@kernel.org>,
"Nicolas Dufresne" <nicolas.dufresne@collabora.com>,
"Paul Kocialkowski" <paulk@sys-base.io>,
"Philipp Zabel" <p.zabel@pengutronix.de>,
"Rob Herring" <robh@kernel.org>,
"Sakari Ailus" <sakari.ailus@linux.intel.com>,
"Sebastian Fricke" <sebastian.fricke@collabora.com>,
"Sebastian Reichel" <sebastian.reichel@collabora.com>,
"Théo Lebrun" <theo.lebrun@bootlin.com>,
"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
"Val Packett" <val@packett.cool>
Cc: LKML <linux-kernel@vger.kernel.org>,
Mehdi Djait <mehdi.djait@linux.intel.com>
Subject: Re: [PATCH v4 05/11] media: rockchip: add a driver for the rockchip camera interface
Date: Wed, 19 Feb 2025 13:54:22 +0100 [thread overview]
Message-ID: <218b109e-a05f-42f2-b0bf-1b15d1a28b50@web.de> (raw)
In-Reply-To: <20250219-v6-8-topic-rk3568-vicap-v4-5-e906600ae3b0@wolfvision.net>
…
> +++ b/drivers/media/platform/rockchip/rkcif/rkcif-stream.c
> @@ -0,0 +1,622 @@
…
> +static void rkcif_stream_push_buffer(struct rkcif_stream *stream,
> + struct rkcif_buffer *buffer)
> +{
> + unsigned long lock_flags;
> +
> + spin_lock_irqsave(&stream->driver_queue_lock, lock_flags);
> + list_add_tail(&buffer->queue, &stream->driver_queue);
> + spin_unlock_irqrestore(&stream->driver_queue_lock, lock_flags);
> +}
…
Under which circumstances would you become interested to apply a statement
like “guard(spinlock_irqsave)(&stream->driver_queue_lock);”?
https://elixir.bootlin.com/linux/v6.14-rc3/source/include/linux/spinlock.h#L572
Regards,
Markus
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next prev parent reply other threads:[~2025-02-19 12:58 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-19 10:16 [PATCH v4 00/11] media: rockchip: add a driver for the rockchip camera interface Michael Riesch
2025-02-19 10:16 ` [PATCH v4 01/11] media: dt-bindings: media: video-interfaces: add defines for sampling modes Michael Riesch
2025-02-19 10:16 ` [PATCH v4 02/11] media: dt-bindings: media: add bindings for rockchip px30 vip Michael Riesch
2025-02-19 10:16 ` [PATCH v4 03/11] media: dt-bindings: media: add bindings for rockchip rk3568 vicap Michael Riesch
2025-02-21 14:10 ` Sakari Ailus
2025-02-24 10:21 ` Michael Riesch
2025-02-24 12:42 ` Sakari Ailus
2025-02-19 10:16 ` [PATCH v4 04/11] media: dt-bindings: media: add bindings for rockchip mipi csi host Michael Riesch
2025-02-21 14:13 ` Sakari Ailus
2025-02-21 22:20 ` Rob Herring
2025-02-19 10:16 ` [PATCH v4 05/11] media: rockchip: add a driver for the rockchip camera interface Michael Riesch
2025-02-19 12:54 ` Markus Elfring [this message]
2025-02-19 10:16 ` [PATCH v4 06/11] media: rockchip: rkcif: add driver for mipi csi-2 host Michael Riesch
2025-03-04 19:41 ` Mehdi Djait
2025-03-06 9:05 ` Michael Riesch
2025-02-19 10:16 ` [PATCH v4 07/11] media: rockchip: rkcif: add support for mipi csi-2 receiver Michael Riesch
2025-02-19 10:16 ` [PATCH v4 08/11] arm64: dts: rockchip: add the vip node to px30 Michael Riesch
2025-02-19 10:16 ` [PATCH v4 09/11] arm64: dts: rockchip: add vicap node to rk356x Michael Riesch
2025-02-19 10:16 ` [PATCH v4 10/11] arm64: dts: rockchip: add mipi csi host " Michael Riesch
2025-02-19 10:16 ` [PATCH v4 11/11] arm64: dts: rockchip: enable vicap dvp on wolfvision pf5 io expander Michael Riesch
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