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

[Thomas Zimmermann <tzimmermann@suse.de>]

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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.
> 
> 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.

I often do 'dmesg | grep drm' to quickly look for errors. Not using drm 
logging helpers makes this less useful.

Best regards
Thomas

> 
> 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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