linux-kernel - Re: linux-next: build warning after merge of the drm tree

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Message-ID: <20201001194733.24a50013@canb.auug.org.au>
Date:   Thu, 1 Oct 2020 19:47:33 +1000
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Dave Airlie <airlied@...ux.ie>,
        DRI <dri-devel@...ts.freedesktop.org>
Cc:     Swapnil Jakhade <sjakhade@...ence.com>,
        Tomi Valkeinen <tomi.valkeinen@...com>,
        Jyri Sarha <jsarha@...com>,
        Quentin Schulz <quentin.schulz@...e-electrons.com>,
        Yuti Amonkar <yamonkar@...ence.com>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the drm tree

Hi all,

On Wed, 23 Sep 2020 13:36:01 +1000 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> After merging the drm tree, today's linux-next build (x86_64 allmodconfig)
> produced this warning:
> 
> drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c: In function 'cdns_mhdp_fw_activate':
> drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c:751:10: warning: conversion from 'long unsigned int' to 'unsigned int' changes value from '18446744073709551613' to '4294967293' [-Woverflow]
>   751 |   writel(~CDNS_APB_INT_MASK_SW_EVENT_INT,
> drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c: In function 'cdns_mhdp_attach':
> drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c:1692:10: warning: conversion from 'long unsigned int' to 'unsigned int' changes value from '18446744073709551613' to '4294967293' [-Woverflow]
>  1692 |   writel(~CDNS_APB_INT_MASK_SW_EVENT_INT,
> drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c: In function 'cdns_mhdp_bridge_hpd_enable':
> drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c:2125:10: warning: conversion from 'long unsigned int' to 'unsigned int' changes value from '18446744073709551613' to '4294967293' [-Woverflow]
>  2125 |   writel(~CDNS_APB_INT_MASK_SW_EVENT_INT,
> 
> Introduced by commit
> 
>   fb43aa0acdfd ("drm: bridge: Add support for Cadence MHDP8546 DPI/DP bridge")

I am still getting these warnings ...

-- 
Cheers,
Stephen Rothwell

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