linux-kernel - Re: linux-next: Tree for Jul 13 (drivers/video/fbdev/ps3fb.c)

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Message-ID: <6bd9ed23-5a79-879a-c9c1-0b3952fea0ad@gmx.de>
Date:   Mon, 31 Jul 2023 14:33:24 +0200
From:   Helge Deller <deller@....de>
To:     Michael Ellerman <mpe@...erman.id.au>,
        Bagas Sanjaya <bagasdotme@...il.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Javier Martinez Canillas <javierm@...hat.com>,
        linux-fbdev@...r.kernel.org,
        Linux PowerPC <linuxppc-dev@...ts.ozlabs.org>,
        Linux Regressions <regressions@...ts.linux.dev>,
        Geoff Levand <geoff@...radead.org>
Subject: Re: linux-next: Tree for Jul 13 (drivers/video/fbdev/ps3fb.c)

On 7/18/23 13:48, Michael Ellerman wrote:
> Bagas Sanjaya <bagasdotme@...il.com> writes:
>> On Thu, Jul 13, 2023 at 09:11:10AM -0700, Randy Dunlap wrote:
>>> on ppc64:
>>>
>>> In file included from ../include/linux/device.h:15,
>>>                   from ../arch/powerpc/include/asm/io.h:22,
>>>                   from ../include/linux/io.h:13,
>>>                   from ../include/linux/irq.h:20,
>>>                   from ../arch/powerpc/include/asm/hardirq.h:6,
>>>                   from ../include/linux/hardirq.h:11,
>>>                   from ../include/linux/interrupt.h:11,
>>>                   from ../drivers/video/fbdev/ps3fb.c:25:
>>> ../drivers/video/fbdev/ps3fb.c: In function 'ps3fb_probe':
>>> ../drivers/video/fbdev/ps3fb.c:1172:40: error: 'struct fb_info' has no member named 'dev'
>>>   1172 |                  dev_driver_string(info->dev), dev_name(info->dev),
>>>        |                                        ^~
>>> ../include/linux/dev_printk.h:110:37: note: in definition of macro 'dev_printk_index_wrap'
>>>    110 |                 _p_func(dev, fmt, ##__VA_ARGS__);                       \
>>>        |                                     ^~~~~~~~~~~
>>> ../drivers/video/fbdev/ps3fb.c:1171:9: note: in expansion of macro 'dev_info'
>>>   1171 |         dev_info(info->device, "%s %s, using %u KiB of video memory\n",
>>>        |         ^~~~~~~~
>>> ../drivers/video/fbdev/ps3fb.c:1172:61: error: 'struct fb_info' has no member named 'dev'
>>>   1172 |                  dev_driver_string(info->dev), dev_name(info->dev),
>>>        |                                                             ^~
>>> ../include/linux/dev_printk.h:110:37: note: in definition of macro 'dev_printk_index_wrap'
>>>    110 |                 _p_func(dev, fmt, ##__VA_ARGS__);                       \
>>>        |                                     ^~~~~~~~~~~
>>> ../drivers/video/fbdev/ps3fb.c:1171:9: note: in expansion of macro 'dev_info'
>>>   1171 |         dev_info(info->device, "%s %s, using %u KiB of video memory\n",
>>>        |         ^~~~~~~~
>>>
>>>
>>
>> Hmm, there is no response from Thomas yet. I guess we should go with
>> reverting bdb616479eff419, right? Regardless, I'm adding this build regression
>> to regzbot so that parties involved are aware of it:
>>
>> #regzbot ^introduced: bdb616479eff419
>> #regzbot title: build regression in PS3 framebuffer
>
> Does regzbot track issues in linux-next?
>
> They're not really regressions because they're not in a release yet.
>
> Anyway I don't see where bdb616479eff419 comes from.
>
> The issue was introduced by:
>
>    701d2054fa31 fbdev: Make support for userspace interfaces configurable
>
> The driver seems to only use info->dev in that one dev_info() line,
> which seems purely cosmetic, so I think it could just be removed, eg:
>
> diff --git a/drivers/video/fbdev/ps3fb.c b/drivers/video/fbdev/ps3fb.c
> index d4abcf8aff75..a304a39d712b 100644
> --- a/drivers/video/fbdev/ps3fb.c
> +++ b/drivers/video/fbdev/ps3fb.c
> @@ -1168,8 +1168,7 @@ static int ps3fb_probe(struct ps3_system_bus_device *dev)
>
>   	ps3_system_bus_set_drvdata(dev, info);
>
> -	dev_info(info->device, "%s %s, using %u KiB of video memory\n",
> -		 dev_driver_string(info->dev), dev_name(info->dev),
> +	dev_info(info->device, "using %u KiB of video memory\n",
>   		 info->fix.smem_len >> 10);
>
>   	task = kthread_run(ps3fbd, info, DEVICE_NAME);
>

Can you please resend this as proper patch to fbdev and/or drm-misc mailing lists?
As it is, it never showed up for me in patchwork...

Helge