[v5,04/20] staging: media: tegra-video: document tegra_channel_get_remote_source_subdev
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From: Luca Ceresoli <luca.ceresoli@bootlin.com>
To: linux-tegra@vger.kernel.org
Cc: Luca Ceresoli <luca.ceresoli@bootlin.com>,
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>,
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Paul Kocialkowski <paul.kocialkowski@bootlin.com>,
Richard Leitner <richard.leitner@skidata.com>,
Dmitry Osipenko <digetx@gmail.com>
Subject: [PATCH v5 04/20] staging: media: tegra-video: document
tegra_channel_get_remote_source_subdev
Date: Fri, 7 Apr 2023 15:38:36 +0200
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| Series |
Add Tegra20 parallel video input capture
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Commit Message
Luca Ceresoli
April 7, 2023, 1:38 p.m. UTC
Clarify what this function does. Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com> Reviewed-by: Dmitry Osipenko <digetx@gmail.com> --- No changes in v5 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 11dd142c98c5..44c56dc85980 100644 --- a/drivers/staging/media/tegra-video/vi.c +++ b/drivers/staging/media/tegra-video/vi.c @@ -164,6 +164,9 @@ 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) {