linux-kernel - Re: [Linux-fbdev-devel] Fwd: [Suspend-devel] resume not working on acer ferrari 4005 with radeonfb enabled

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1163800675.5826.19.camel@localhost.localdomain>
Date:	Sat, 18 Nov 2006 08:57:55 +1100
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Stuffed Crust <pizza@...ftnet.org>
Cc:	linux-fbdev-devel@...ts.sourceforge.net,
	Christian Hoffmann <chrmhoffmann@...il.com>,
	Andrew Morton <akpm@...l.org>,
	Christian Hoffmann <Christian.Hoffmann@...lstreetsystems.com>,
	LKML <linux-kernel@...r.kernel.org>, Pavel Machek <pavel@....cz>
Subject: Re: [Linux-fbdev-devel] Fwd: [Suspend-devel] resume not working on
	acer ferrari 4005 with radeonfb enabled


> If I understand what you're saying correctly, if we re-write a valid set
> of pci registers, we'll trash the radeon state?   Why _wouldn't_ a D3 
> resume be trashed?

No, we determine in advance what we support. On resume, we don't want to
do a full reset of the chip if it was not powered down. (Among others,
this isn't tested and we might not be doing it properly from a non
poweron-reset state).

Ben.


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/