Re: [PATCH 3/4] suspend: Documentation update for IBM Thinkpad X30

["Antonino A. Daplas" <adaplas@gmail.com>]

Pavel Machek wrote:
> On So 22-04-06 10:50:00, Antonino A. Daplas wrote:
>> As reported in Bugzilla Bug 6406, resume from S3 results in a blank
>> screen.
>>
>> For the IBM Thinkpad X30 using vesafb as the console driver, successful
>> resume from S3 requires option acpi_sleep=s3_bios,s3_mode.  Update
>> documentation.
>>
>> I would presume that, in any hardware, using vesafb as the console driver will
>> require as a minimum s3_mode.
> 
> Well, some hardware just preserves video state, but you are right that
> anything that needs s3_bios probably needs s3_mode, too.

For vgacon, s3_bios may be the only option needed since POSTING automatically goes
to text mode. For vesafb, s3_mode, in most cases, will also required.

> 
> Do you think you could try code from suspend.sf.net and fix whitelist
> there?

I'll try, although in-kernel suspend works for me properly.

Tony


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