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Subject: Re: [PATCH] Make the "Reducing compressed framebufer size" message be
 DRM_INFO_ONCE()
To:     Rodrigo Vivi <rodrigo.vivi@intel.com>,
        Peter Jones <pjones@redhat.com>
Cc:     Jani Nikula <jani.nikula@linux.intel.com>,
        David Airlie <airlied@linux.ie>,
        intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org,
        dri-devel@lists.freedesktop.org
References: <20180706190424.29194-1-pjones@redhat.com>
 <20180706203015.GC23473@intel.com>
From:   Jiri Slaby <jirislaby@gmail.com>
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Message-ID: <37f3c0dd-265e-e6a9-47d5-3a6195ca4a7c@gmail.com>
Date:   Tue, 7 Apr 2020 11:02:57 +0200
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In-Reply-To: <20180706203015.GC23473@intel.com>
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Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On 06. 07. 18, 22:30, Rodrigo Vivi wrote:
> On Fri, Jul 06, 2018 at 03:04:24PM -0400, Peter Jones wrote:
>> This was sort of annoying me:
>>
>> random:~$ dmesg | tail -1
>> [523884.039227] [drm] Reducing the compressed framebuffer size. This may lead to less power savings than a non-reduced-size. Try to increase stolen memory size if available in BIOS.
>> random:~$ dmesg | grep -c "Reducing the compressed"
>> 47
>>
>> This patch makes it DRM_INFO_ONCE() just like the similar message
>> farther down in that function is pr_info_once().
>>
>> Signed-off-by: Peter Jones <pjones@redhat.com>
>> ---
>>  drivers/gpu/drm/i915/intel_fbc.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
>> index b431b6733cc..88b013758da 100644
>> --- a/drivers/gpu/drm/i915/intel_fbc.c
>> +++ b/drivers/gpu/drm/i915/intel_fbc.c
>> @@ -585,7 +585,7 @@ static int intel_fbc_alloc_cfb(struct intel_crtc *crtc)
>>  	if (!ret)
>>  		goto err_llb;
>>  	else if (ret > 1) {
>> -		DRM_INFO("Reducing the compressed framebuffer size. This may lead to less power savings than a non-reduced-size. Try to increase stolen memory size if available in BIOS.\n");
>> +		DRM_INFO_ONCE("Reducing the compressed framebuffer size. This may lead to less power savings than a non-reduced-size. Try to increase stolen memory size if available in BIOS.\n");
> 
> I know the feeling of seeing a message over and over again when you are already aware of that.
> Specially something that tells you to change BIOS configuration...
> for this reason I think it makes sense, so:
> 
> Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
> 
> I will just wait for CI and give a couple days to someone else to challenge.
> If I end up forgetting to push it please ping me...

After almost two years, ping :).

> 
>>  
>>  	}
>>  
>> -- 
>> 2.17.1

thanks,
-- 
js