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From: Sakari Ailus <sakari.ailus@linux.intel.com>
To: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: linux-media@vger.kernel.org, frieder.schrempf@kontron.de,
	Tim Harvey <tharvey@gateworks.com>,
	linux-arm-kernel@lists.infradead.org,
	Dave Stevenson <dave.stevenson@raspberrypi.com>,
	Javier Martinez Canillas <javierm@redhat.com>
Subject: Re: [RFC 1/1] v4l: async: Add some debug prints
Date: Fri, 17 Feb 2023 13:39:32 +0200	[thread overview]
Message-ID: <Y+9ndOYuG8WNv1mL@kekkonen.localdomain> (raw)
In-Reply-To: <Y+64CdATkoeE5AdL@pendragon.ideasonboard.com>

Hi Laurent,

On Fri, Feb 17, 2023 at 01:11:05AM +0200, Laurent Pinchart wrote:
> Hi Sakari,
> 
> On Thu, Feb 16, 2023 at 10:12:22AM +0200, Sakari Ailus wrote:
> > On Wed, Feb 15, 2023 at 09:23:05PM +0200, Laurent Pinchart wrote:
> > > On Wed, Feb 15, 2023 at 02:00:46PM +0200, Sakari Ailus wrote:
> > > > On Fri, Feb 10, 2023 at 12:34:01AM +0200, Laurent Pinchart wrote:
> > > > > Thank you for the patch.
> > > > 
> > > > Thanks for the review!
> > > > 
> > > > This was indeed hastily written, to help debugging a particular issue. But
> > > > I hope it'll be useful for other purposes, too. V4L2 async is about to get
> > > > more complicated soon.
> > > 
> > > Could it get simpler instead ? :-) Maybe one day v4l2-async may cross
> > > the threshold of how much pain I can bear, and I'll rewrite it...
> > 
> > I wish it could, but often supporting complex needs is complicated.
> > "Simplicated" is not even a proper word after all. Let's see.
> 
> Don't try to lure me into rewriting it sooner than later ;-)

This could be all avoided if drivers got all what they need during probe.

It would require vast changes accross a large number of drivers and might
never happen.

Also this is related to not exposing access any hardware before all of it
is available.

-- 
Regards,

Sakari Ailus

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  reply	other threads:[~2023-02-17 11:40 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-06 14:24 Capture image from imx219 sensor on i.MX8MM Frieder Schrempf
2023-02-06 15:31 ` Laurent Pinchart
2023-02-06 15:38   ` Frieder Schrempf
2023-02-06 15:49     ` Dave Stevenson
2023-02-06 15:50     ` Laurent Pinchart
2023-02-07 15:24       ` Frieder Schrempf
2023-02-09 22:16         ` [RFC 1/1] v4l: async: Add some debug prints Sakari Ailus
2023-02-09 22:34           ` Laurent Pinchart
2023-02-15 12:00             ` Sakari Ailus
2023-02-15 19:23               ` Laurent Pinchart
2023-02-16  8:12                 ` Sakari Ailus
2023-02-16 23:11                   ` Laurent Pinchart
2023-02-17 11:39                     ` Sakari Ailus [this message]
2023-02-14 10:25           ` Frieder Schrempf
2023-02-14 14:56             ` Sakari Ailus
2023-02-14 14:57               ` Frieder Schrempf
2023-02-09 22:19         ` Capture image from imx219 sensor on i.MX8MM Laurent Pinchart
2023-02-14 10:18           ` Frieder Schrempf
2023-02-14 10:52             ` Laurent Pinchart
2023-02-14 13:19               ` Frieder Schrempf
2023-02-14 13:57                 ` Frieder Schrempf
2023-07-07 21:57                   ` Tim Harvey
2023-07-10  7:57                     ` Frieder Schrempf
2023-07-11 20:02                       ` Tim Harvey
2023-07-12  6:27                         ` Frieder Schrempf
2023-07-13 23:37                           ` Tim Harvey

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