From: Sakari Ailus <sakari.ailus@linux.intel.com>
To: "Lad, Prabhakar" <prabhakar.csengg@gmail.com>
Cc: "Lad Prabhakar" <prabhakar.mahadev-lad.rj@bp.renesas.com>,
"Laurent Pinchart" <laurent.pinchart@ideasonboard.com>,
"Mauro Carvalho Chehab" <mchehab@kernel.org>,
"Rob Herring" <robh+dt@kernel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
"Philipp Zabel" <p.zabel@pengutronix.de>,
"Jacopo Mondi" <jacopo@jmondi.org>,
"Niklas Söderlund" <niklas.soderlund@ragnatech.se>,
"Hans Verkuil" <hverkuil-cisco@xs4all.nl>,
"Geert Uytterhoeven" <geert+renesas@glider.be>,
linux-media@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
"Biju Das" <biju.das.jz@bp.renesas.com>
Subject: Re: [PATCH v2 3/4] media: platform: Add Renesas RZ/G2L MIPI CSI-2 receiver driver
Date: Thu, 22 Sep 2022 13:02:05 +0000 [thread overview]
Message-ID: <YyxczbcHWF47FL8/@paasikivi.fi.intel.com> (raw)
In-Reply-To: <CA+V-a8sa+gEwyGRNqbz04BZ3ZtGkokJn9YrZ+U5q0VcY1BDKSA@mail.gmail.com>
Hi Prabhakar,
On Thu, Sep 22, 2022 at 01:53:49PM +0100, Lad, Prabhakar wrote:
> > > +int rzg2l_csi2_cmn_rstb_deassert(struct rzg2l_csi2 *csi2);
> > > +int rzg2l_csi2_dphy_setting(struct rzg2l_csi2 *csi2, bool on);
> > > +void rzg2l_csi2_mipi_link_setting(struct rzg2l_csi2 *csi2, bool on);
> >
> > Are these something that could be achieved using the standard interfaces,
> > as I believe the other drivers are doing? The pre_streamon and
> > post_streamon callbacks could be relevant for this.
> >
> Thanks for the pointer. I have now moved some code to pre_streamon ()
> and rest to s_stream(). Is there any mandatory rule to have both
> implemented? (as I wont be needing post_streamoff(), nothing complains
> so for)
In principle no.
But if you e.g. resume the device in pre_streamon, you'll need to suspend
it in post_streamon.
--
Sakari Ailus
next prev parent reply other threads:[~2022-09-22 13:02 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-05 23:04 [PATCH v2 0/4] Add driver for CSI2 and CRU modules found on Renesas RZ/G2L SoC Lad Prabhakar
2022-09-05 23:04 ` [PATCH v2 1/4] media: dt-bindings: Document Renesas RZ/G2L CSI-2 block Lad Prabhakar
2022-09-08 11:38 ` Krzysztof Kozlowski
2022-09-08 11:39 ` Krzysztof Kozlowski
2022-09-21 12:31 ` Lad, Prabhakar
2022-09-21 15:49 ` Krzysztof Kozlowski
2022-09-05 23:04 ` [PATCH v2 2/4] media: dt-bindings: Document Renesas RZ/G2L CRU block Lad Prabhakar
2022-09-08 11:40 ` Krzysztof Kozlowski
2022-09-21 12:43 ` Laurent Pinchart
2022-09-21 15:51 ` Krzysztof Kozlowski
2022-09-21 17:29 ` Laurent Pinchart
2022-09-21 18:58 ` Krzysztof Kozlowski
2022-09-22 13:46 ` Laurent Pinchart
2022-09-30 10:49 ` Lad, Prabhakar
2022-09-30 12:07 ` Krzysztof Kozlowski
2022-09-30 21:05 ` Laurent Pinchart
2022-09-05 23:04 ` [PATCH v2 3/4] media: platform: Add Renesas RZ/G2L MIPI CSI-2 receiver driver Lad Prabhakar
2022-09-21 16:12 ` Laurent Pinchart
2022-09-22 12:08 ` Lad, Prabhakar
2022-09-22 12:34 ` Sakari Ailus
2022-09-22 12:51 ` Geert Uytterhoeven
2022-09-22 13:27 ` Lad, Prabhakar
2022-09-22 13:51 ` Laurent Pinchart
2022-09-22 19:13 ` Geert Uytterhoeven
2022-09-22 13:12 ` Lad, Prabhakar
2022-09-21 21:35 ` Sakari Ailus
2022-09-22 12:53 ` Lad, Prabhakar
2022-09-22 13:02 ` Sakari Ailus [this message]
2022-09-22 13:16 ` Lad, Prabhakar
2022-09-05 23:04 ` [PATCH v2 4/4] media: platform: Add Renesas RZ/G2L CRU driver Lad Prabhakar
2022-09-22 15:28 ` Laurent Pinchart
2022-09-23 19:02 ` Lad, Prabhakar
2022-09-26 8:59 ` Laurent Pinchart
2022-09-26 16:24 ` Lad, Prabhakar
2022-09-26 16:29 ` Laurent Pinchart
2022-09-26 17:27 ` Lad, Prabhakar
2022-09-26 18:11 ` Laurent Pinchart
2022-09-27 19:23 ` Lad, Prabhakar
2022-09-23 20:14 ` Sakari Ailus
2022-09-24 11:38 ` Lad, Prabhakar
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