Bug#828870: nvidia-driver: Incorrect amount of graphics memory detected

[Andreas Beckmann]

Control: tag -1 moreinfo

On 2016-06-29 14:01, Luca Boccassi wrote:
>>> On Tue, 2016-06-28 at 19:23 +0200, Lucas Serrano wrote:
>>>> Package: nvidia-driver
>>>> Version: 352.79-8

>>>> I own a Clevo W255EG with an integrated GT 645M. Both nvidia-settings
>>>> and nvidia-smi report 1GB as the total amount of graphics memory
>>>> available. But there is at least 3x1GB graphical memory chips soldered
>>>> on the laptop motherboard, which is consistent with amount of graphics
>>>> memory reported on other laptops using this graphic card.

> For Linux stuff it's very common to create a new thread on the forum:
> 
> https://devtalk.nvidia.com/default/board/98/linux/
> 
> I would encourage you to do so and add all details regarding your
> hardware there. If you then report back the link to the thread, I can
> add it to this bug metadata.
> 
>> Also I found an interesting paragraph on the nvidia customer care website:
>> "However, if you have a notebook computer, you must typically get driver
>> updates directly from the manufacturer of your notebook. Notebook
>> graphics cards are highly specialized and the reference drivers provided
>> on the www.nvidia.com website may not work unless indicated"
>>
>> So I suppose that the driver is somehow customized for laptop,
>> explaining maybe why I have less enabled memory than available. Sadly
>> it's unlikely that Clevo provides up-to-date linux driver for my laptop.
> 
> That would be very unusual, I've not seen such a problem before, but
> anything can happen with proprietary drivers I suppose.

Is this still an issue with the latest driver (390.67) available in sid,
buster, and stretch-backports?


Andreas