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From: "Michel Dänzer" <michel@daenzer.net>
To: Vaibhav Gupta <vaibhavgupta40@gmail.com>,
	Daniel Vetter <daniel@ffwll.ch>
Cc: linux-fbdev@vger.kernel.org,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Thierry Reding <thierry.reding@gmail.com>,
	Bjorn Helgaas <helgaas@kernel.org>,
	Vaibhav Gupta <vaibhav.varodek@gmail.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Thierry Reding <treding@nvidia.com>,
	linux-kernel-mentees@lists.linuxfoundation.org
Subject: Re: [Linux-kernel-mentees] [PATCH v1 0/2] video: fbdev: radeonfb: PCI PM framework upgrade and fix-ups.
Date: Mon, 7 Sep 2020 12:29:22 +0200	[thread overview]
Message-ID: <5ea9e575-e2ba-1f12-4894-3c0d271ea294@daenzer.net> (raw)
In-Reply-To: <20200907075559.GN2352366@phenom.ffwll.local>

On 2020-09-07 9:55 a.m., Daniel Vetter wrote:
> On Thu, Aug 06, 2020 at 12:52:54PM +0530, Vaibhav Gupta wrote:
>> Linux Kernel Mentee: Remove Legacy Power Management.
>>
>> The original goal of the patch series is to upgrade the power management
>> framework of radeonfb fbdev driver. This has been done by upgrading .suspend()
>> and .resume() callbacks.
>>
>> The upgrade makes sure that the involvement of PCI Core does not change the
>> order of operations executed in a driver. Thus, does not change its behavior.
>>
>> During this process, it was found that "#if defined(CONFIG_PM)" at line 1434 is
>> redundant. This was introduced in the commit
>> 42ddb453a0cd ("radeon: Conditionally compile PM code").
> 
> I do wonder whether it wouldn't be better to just outright delete these,
> we have the drm radeon driver for pretty much all the same hardware ...

In contrast to radeonfb, the radeon driver doesn't support 
suspend-to-RAM on Apple PowerPC notebooks.


-- 
Earthling Michel Dänzer               |               https://redhat.com
Libre software enthusiast             |             Mesa and X developer
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  parent reply	other threads:[~2020-09-07 10:29 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-06  7:22 Vaibhav Gupta
2020-08-06  7:26 ` Vaibhav Gupta
2020-08-06  7:26   ` [Linux-kernel-mentees] [PATCH v1 1/2] video: fbdev: aty: radeon_pm: remove redundant CONFIG_PM container Vaibhav Gupta
2020-09-07  6:33     ` Vaibhav Gupta
2020-09-07  6:48       ` Greg KH
2020-09-07  6:52         ` Vaibhav Gupta
2020-08-06  7:26   ` [Linux-kernel-mentees] [PATCH v1 2/2] fbdev: radeonfb:use generic power management Vaibhav Gupta
2020-09-07  6:34     ` Vaibhav Gupta
2020-09-07  6:31   ` [Linux-kernel-mentees] [PATCH v1 0/2] video: fbdev: radeonfb: PCI PM framework upgrade and fix-ups Vaibhav Gupta
2020-09-07  6:47     ` Greg KH
2020-09-07  7:55 ` Daniel Vetter
2020-09-07  9:16   ` Vaibhav Gupta
2020-09-07 17:57     ` Daniel Vetter
2020-09-07 10:29   ` Michel Dänzer [this message]
2020-09-07 11:58   ` Benjamin Herrenschmidt
     [not found] <CGME20200907070432eucas1p27ce44eec5f3eaf3644c868c7a965ee74@eucas1p2.samsung.com>
2020-09-07  7:02 ` Vaibhav Gupta
2020-09-08 11:37   ` Bartlomiej Zolnierkiewicz

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