linux-kernel - Re: [PATCH] media: vidtv: fix build on 32bit architectures

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Message-ID: <2280c5d7-7362-6760-fe70-54845c427bc5@infradead.org>
Date:   Tue, 15 Sep 2020 12:25:53 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     "Daniel W. S. Almeida" <dwlsalmeida@...il.com>, mchehab@...nel.org
Cc:     geert@...ux-m68k.org, r.verdejo@...sung.com,
        linux-media@...r.kernel.org, nicolas@...fresne.ca,
        skhan@...uxfoundation.org,
        linux-kernel-mentees@...ts.linuxfoundation.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] media: vidtv: fix build on 32bit architectures

On 9/15/20 11:05 AM, Daniel W. S. Almeida wrote:
> From: Daniel W. S. Almeida <dwlsalmeida@...il.com>
> 
> Fix the following error for builds on 32bit architectures:
> 
> ERROR: modpost: "__udivdi3"
> [drivers/media/test-drivers/vidtv/dvb-vidtv-bridge.ko] undefined!
> 
> Which is due to 64bit divisions that did not go through the helpers
> in linux/math64.h
> 
> As vidtv_mux_check_mux_rate was not operational in its current form,
> drop the entire function  while it is not fixed properly.
> 
> For now, call vidtv_mux_pad_with_nulls with a constant number of packets
> to avoid warnings due to unused functions when building this driver.
> 
> Fixes: f90cf6079bf67988 ("media: vidtv: add a bridge driver")
> Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@...il.com>
> ---
>  drivers/media/test-drivers/vidtv/vidtv_mux.c  | 34 +------------------
>  .../media/test-drivers/vidtv/vidtv_s302m.c    |  4 +--
>  2 files changed, 3 insertions(+), 35 deletions(-)
> 

Works for me.  Thanks.

Acked-by: Randy Dunlap <rdunlap@...radead.org> # build-tested


-- 
~Randy