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Date: Sun, 5 Apr 2020 22:37:47 +0300 From: Dmitry Osipenko <digetx@...il.com> To: Sowjanya Komatineni <skomatineni@...dia.com>, thierry.reding@...il.com, jonathanh@...dia.com, frankc@...dia.com, hverkuil@...all.nl, sakari.ailus@....fi, helen.koike@...labora.com Cc: sboyd@...nel.org, linux-media@...r.kernel.org, devicetree@...r.kernel.org, linux-clk@...r.kernel.org, linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [RFC PATCH v6 6/9] media: tegra: Add Tegra210 Video input driver 04.04.2020 04:25, Sowjanya Komatineni пишет: ... > +static int tegra_csi_init(struct host1x_client *client) > +{ > + struct tegra_csi *csi = host1x_client_to_csi(client); > + struct tegra_video_device *vid = dev_get_drvdata(client->host); > + int ret; > + > + vid->csi = csi; > + > + INIT_LIST_HEAD(&csi->csi_chans); > + > + if (pm_runtime_enabled(csi->dev)) { > + ret = pm_runtime_get_sync(csi->dev); > + if (ret < 0) { > + dev_err(csi->dev, > + "failed to get runtime PM: %d\n", ret); > + pm_runtime_put_noidle(csi->dev); > + return ret; > + } > + } else { RPM is supposed to be always available on Tegra nowadays.
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