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From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Cc: "Niklas Söderlund" <niklas.soderlund+renesas@ragnatech.se>,
	"Sakari Ailus" <sakari.ailus@linux.intel.com>,
	"Kieran Bingham" <kieran.bingham+renesas@ideasonboard.com>,
	"Tomi Valkeinen" <tomi.valkeinen@ideasonboard.com>,
	linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org
Subject: Re: [PATCH 11/11] media: max9286: Use frame interval from subdev state
Date: Mon, 6 May 2024 13:32:32 +0300	[thread overview]
Message-ID: <20240506103232.GA21429@pendragon.ideasonboard.com> (raw)
In-Reply-To: <4oanq2grddcqyoqu3phsf5vudpnm76q2xcnra4ygcq7akkfzty@uccgntq2zvcb>

On Mon, May 06, 2024 at 11:37:13AM +0200, Jacopo Mondi wrote:
> On Mon, May 06, 2024 at 12:36:11AM GMT, Laurent Pinchart wrote:
> > On Fri, May 03, 2024 at 05:51:26PM +0200, Jacopo Mondi wrote:
> > > Use the frame interval stored in the subdev state instead of storing
> > > a copy in the driver private structure.
> > >
> > > Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
> > > ---
> > >  drivers/media/i2c/max9286.c | 52 +++++++++++++++++--------------------
> > >  1 file changed, 24 insertions(+), 28 deletions(-)
> > >
> > > diff --git a/drivers/media/i2c/max9286.c b/drivers/media/i2c/max9286.c
> > > index cc7ee35560fc..4ddbc247395f 100644
> > > --- a/drivers/media/i2c/max9286.c
> > > +++ b/drivers/media/i2c/max9286.c
> > > @@ -197,8 +197,6 @@ struct max9286_priv {
> > >  	struct v4l2_ctrl *pixelrate_ctrl;
> > >  	unsigned int pixelrate;
> > >
> > > -	struct v4l2_fract interval;
> > > -
> > >  	unsigned int nsources;
> > >  	unsigned int source_mask;
> > >  	unsigned int route_mask;
> > > @@ -571,11 +569,14 @@ static void max9286_set_video_format(struct max9286_priv *priv,
> > >  		      MAX9286_INVVS | MAX9286_HVSRC_D14);
> > >  }
> > >
> > > -static void max9286_set_fsync_period(struct max9286_priv *priv)
> > > +static void max9286_set_fsync_period(struct max9286_priv *priv,
> > > +				     struct v4l2_subdev_state *state)
> > >  {
> > > +	struct v4l2_fract *interval;
> >
> > const
> 
> ../drivers/media/i2c/max9286.c:993:29: error: assignment of member ‘numerator’ in read-only object
>   993 |         interval->numerator = 0;

That's the .init_state() implementation. There you can't make it const,
but in max9286_set_fsync_period() it should be fine.

-- 
Regards,

Laurent Pinchart

      reply	other threads:[~2024-05-06 10:32 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-03 15:51 [PATCH 00/11] media: renesas: rcar-csi2: Use the subdev active state Jacopo Mondi
2024-05-03 15:51 ` [PATCH 01/11] media: rcar-vin: Fix YUYV8_1X16 handling for CSI-2 Jacopo Mondi
2024-05-05 20:50   ` Laurent Pinchart
2024-05-06 15:45     ` Niklas Söderlund
2024-05-03 15:51 ` [PATCH 02/11] media: rcar-csi2: Disable runtime_pm in probe error Jacopo Mondi
2024-05-05 20:52   ` Laurent Pinchart
2024-05-03 15:51 ` [PATCH 03/11] media: rcar-csi2: Cleanup subdevice in remove() Jacopo Mondi
2024-05-05 20:53   ` Laurent Pinchart
2024-05-03 15:51 ` [PATCH 04/11] media: rcar-csi2: Use the subdev active state Jacopo Mondi
2024-05-03 18:03   ` Niklas Söderlund
2024-05-05 21:52     ` Laurent Pinchart
2024-05-06 11:18       ` Niklas Söderlund
2024-05-06  7:25     ` Jacopo Mondi
2024-05-06  8:10       ` Geert Uytterhoeven
2024-05-06 11:26       ` Niklas Söderlund
2024-05-05 21:54   ` Laurent Pinchart
2024-05-03 15:51 ` [PATCH 05/11] media: adv748x-csi2: Initialize subdev format Jacopo Mondi
2024-05-05 21:01   ` Laurent Pinchart
2024-05-03 15:51 ` [PATCH 06/11] media: adv748x-csi2: Implement enum_mbus_codes Jacopo Mondi
2024-05-05 21:07   ` Laurent Pinchart
2024-05-06  8:10     ` Jacopo Mondi
2024-05-06  8:38       ` Laurent Pinchart
2024-05-06  8:42         ` Jacopo Mondi
2024-05-06 11:30           ` Niklas Söderlund
2024-05-03 15:51 ` [PATCH 07/11] media: adv748x-csi2: Validate the image format Jacopo Mondi
2024-05-05 21:09   ` Laurent Pinchart
2024-05-06 11:37   ` Niklas Söderlund
2024-05-06 13:21     ` Jacopo Mondi
2024-05-06 14:12       ` Niklas Söderlund
2024-05-06 14:36         ` Jacopo Mondi
2024-05-06 14:58           ` Niklas Söderlund
2024-05-06 15:04             ` Jacopo Mondi
2024-05-06 19:02               ` Laurent Pinchart
2024-05-03 15:51 ` [PATCH 08/11] media: adv748x-csi2: Use the subdev active state Jacopo Mondi
2024-05-05 21:15   ` Laurent Pinchart
2024-05-03 15:51 ` [PATCH 09/11] media: max9286: Fix enum_mbus_code Jacopo Mondi
2024-05-05 21:18   ` Laurent Pinchart
2024-05-03 15:51 ` [PATCH 10/11] media: max9286: Use the subdev active state Jacopo Mondi
2024-05-05 21:26   ` Laurent Pinchart
2024-05-03 15:51 ` [PATCH 11/11] media: max9286: Use frame interval from subdev state Jacopo Mondi
2024-05-05 21:36   ` Laurent Pinchart
2024-05-06  9:37     ` Jacopo Mondi
2024-05-06 10:32       ` Laurent Pinchart [this message]

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