linux-kernel - Re: [PATCH 2/2] drm/nvdla: Add driver support for NVDLA

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Message-ID: <408884e9-f462-b0e4-9ddc-88111d13c84d@suse.de>
Date:   Thu, 21 Apr 2022 10:57:27 +0200
From:   Thomas Zimmermann <tzimmermann@...e.de>
To:     Christian König <christian.koenig@....com>,
        Cai Huoqing <cai.huoqing@...ux.dev>
Cc:     Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-media@...r.kernel.org, linaro-mm-sig@...ts.linaro.org
Subject: Re: [PATCH 2/2] drm/nvdla: Add driver support for NVDLA

Hi

Am 21.04.22 um 10:34 schrieb Christian König:
> Am 21.04.22 um 10:30 schrieb Thomas Zimmermann:
>> (Resending, as some MLs didn't like the size of the origninal mail.)
>>
>> Hi,
>>
>> thanks for your submission. Some general comments:
>>
>>   * some functions are prefixed with dla_, others use nvdla_. It seems 
>> arbitrary to me. Please use nvdla_ consistently throughout the source 
>> code.
>>
>>   * For reporting errors, please use drm_err(), drm_warn(), etc. I 
>> suggest to rearrange the error messages to not be located in the 
>> innermost functions.
> 
> If you plan to have multiple instances of the driver loaded at the same 
> time, using drm_dev_err(), drm_dev_warn() etc.. would be even better.

I think that's what I mean. Thanks for pointing this out.

Best regards
Thomas

> 
> BTW: I'm still absolutely not keen to enforcing drm_* log functions. So 
> if you prefer to stick with pr_err() and dev_err() we could discuss that 
> once more.
> 
> Regards,
> Christian.
> 
>>
>>   * Could you please split this patch into smaller pieces? It 
>> currently hits size limits of some mailing lists. Maybe add the 
>> register constants separately.
>>
>> Please find more review comments below. It's not a full review, but at 
>> least something to start with.
>>
>> Best regards
>> Thomas
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Ivo Totev

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