[RESEND,v4,05/21] staging: media: tegra-video: document tegra_channel_get_remote_source_subdev
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From: Luca Ceresoli <luca.ceresoli@bootlin.com>
To: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Sowjanya Komatineni <skomatineni@nvidia.com>,
David Airlie <airlied@gmail.com>,
Daniel Vetter <daniel@ffwll.ch>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Dmitry Osipenko <digetx@gmail.com>,
Hans Verkuil <hverkuil-cisco@xs4all.nl>
Cc: Luca Ceresoli <luca.ceresoli@bootlin.com>,
linux-media@vger.kernel.org, linux-tegra@vger.kernel.org,
dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-staging@lists.linux.dev,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
Paul Kocialkowski <paul.kocialkowski@bootlin.com>,
Richard Leitner <richard.leitner@skidata.com>
Subject: [RESEND PATCH v4 05/21] staging: media: tegra-video: document
tegra_channel_get_remote_source_subdev
Date: Thu, 9 Mar 2023 15:43:04 +0100
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| Series |
Add Tegra20 parallel video input capture
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Commit Message
Luca Ceresoli
March 9, 2023, 2:43 p.m. UTC
Clarify what this function does. Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com> Reviewed-by: Dmitry Osipenko <digetx@gmail.com> --- Changed in v4: - Added review tags No changes in v3 No changes in v2 --- drivers/staging/media/tegra-video/vi.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/staging/media/tegra-video/vi.c b/drivers/staging/media/tegra-video/vi.c index 9dba6e97ebdd..6aecdd28bd82 100644 --- a/drivers/staging/media/tegra-video/vi.c +++ b/drivers/staging/media/tegra-video/vi.c @@ -154,6 +154,9 @@ tegra_channel_get_remote_csi_subdev(struct tegra_vi_channel *chan) return media_entity_to_v4l2_subdev(pad->entity); } +/* + * Walk up the chain until the initial source (e.g. image sensor) + */ struct v4l2_subdev * tegra_channel_get_remote_source_subdev(struct tegra_vi_channel *chan) {