linux-media.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Mauro Carvalho Chehab <mchehab@kernel.org>
To: Martin Knoblauch <knobi@knobisoft.de>
Cc: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org
Subject: Re: Build error on 5.5.10 after activating v4l in .config
Date: Fri, 20 Mar 2020 16:13:01 +0100	[thread overview]
Message-ID: <20200320161301.36866c31@coco.lan> (raw)
In-Reply-To: <CAJtcoLYiGLa3UWQ-XBVc=ATQEnsFrfZuU0i_fS22b7Uv+S-Ysw@mail.gmail.com>

Em Fri, 20 Mar 2020 15:56:16 +0100
Martin Knoblauch <knobi@knobisoft.de> escreveu:

> Hi, (sesending without attachment)
> 
>  today I tried to build 5.5.10 based on a working 5.5.6 configuration. I
> also enabled v4l in the configuration using menuconfig. This resulted in
> the following build error:
> 
>   AS      arch/x86/boot/compressed/efi_thunk_64.o
>   CC      arch/x86/boot/compressed/misc.o
>   XZKERN  arch/x86/boot/compressed/vmlinux.bin.xz
> ERROR: "__devm_regmap_init_i2c" [drivers/media/i2c/tvp5150.ko] undefined!
> make[1]: *** [scripts/Makefile.modpost:94: __modpost] Error 1
> make: *** [Makefile:1282: modules] Error 2
> make: *** Waiting for unfinished jobs....
> 
> After some searching the universal support tool, I applied the following
> patch:
> 
> --- ./drivers/media/i2c/Kconfig-orig 2020-03-18 13:57:30.288639392 +0100
> +++ ./drivers/media/i2c/Kconfig 2020-03-18 16:44:03.938384192 +0100
> @@ -378,6 +378,7 @@
>  config VIDEO_TVP5150
>   tristate "Texas Instruments TVP5150 video decoder"
>   depends on VIDEO_V4L2 && I2C
> + select REGMAP_I2C
>   select V4L2_FWNODE
>   help
>    Support for the Texas Instruments TVP5150 video decoder.
> 
> This made my build work again. But I am absolutely not sure this is the
> right fix or whether it is complete.

Yes, it is. There are other places where the same select is needed.

There's already a patch upstream (linux-next) addressing this issue.

It should be merged for 5.7.

Regards,
Mauro

       reply	other threads:[~2020-03-20 15:13 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAJtcoLYiGLa3UWQ-XBVc=ATQEnsFrfZuU0i_fS22b7Uv+S-Ysw@mail.gmail.com>
2020-03-20 15:13 ` Mauro Carvalho Chehab [this message]
     [not found]   ` <CAJtcoLZKbiSqRPvLMz-Bp142sxEFhuAkbZzx7P3n3VW2bNCtQA@mail.gmail.com>
2020-03-23 10:21     ` Build error on 5.5.10 after activating v4l in .config Mauro Carvalho Chehab

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200320161301.36866c31@coco.lan \
    --to=mchehab@kernel.org \
    --cc=knobi@knobisoft.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-media@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).