From: Jesse Brandeburg <jesse.brandeburg@gmail.com>
To: linux-pci@atrey.karlin.mff.cuni.cz, linux-pm@lists.osdl.org,
linux-kernel@vger.kernel.org
Subject: Re: [patch 2.6.13-rc3] pci: restore BAR values after D3hot->D0 for devices that need it
Date: Tue, 2 Aug 2005 09:41:32 -0700 [thread overview]
Message-ID: <4807377b05080209417c7f5c40@mail.gmail.com> (raw)
In-Reply-To: <20050727141942.GB22686@tuxdriver.com>
On 7/27/05, John W. Linville <linville@tuxdriver.com> wrote:
> Some PCI devices (e.g. 3c905B, 3c556B) lose all configuration
> (including BARs) when transitioning from D3hot->D0. This leaves such
> a device in an inaccessible state. The patch below causes the BARs
> to be restored when enabling such a device, so that its driver will
> be able to access it.
>
Is it just me or will this stuff help the kexec guys as well? They seem
to have lots of problems because drivers put the device into D3 before the
reload of the new kernel. I think this might help.
Jesse
next prev parent reply other threads:[~2005-08-02 16:42 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-23 19:14 [RFC] firmware leaves device in D3hot at boot John W. Linville
2005-06-24 2:28 ` John W. Linville
2005-06-30 17:10 ` Greg KH
2005-07-01 1:41 ` John W. Linville
2005-07-01 2:26 ` [patch 2.6.12] pci: restore BAR values in pci_enable_device John W. Linville
2005-07-01 2:26 ` [patch 2.6.12 (repost w/ corrected subject)] pci: restore BAR values in pci_enable_device_bars John W. Linville
2005-07-02 7:29 ` Grant Grundler
2005-07-02 8:09 ` Russell King
2005-07-05 20:05 ` Matthew Wilcox
2005-07-05 21:46 ` Russell King
2005-07-05 23:34 ` Ivan Kokshaysky
2005-07-06 7:46 ` Russell King
2005-07-08 0:57 ` John W. Linville
2005-07-08 0:59 ` [patch 2.6.13-rc2] pci: restore BAR values in pci_set_power_state for D3hot->D0 John W. Linville
2005-07-08 3:43 ` [linux-pm] " david-b
2005-07-08 12:37 ` John W. Linville
2005-07-08 3:11 ` [patch 2.6.12 (repost w/ corrected subject)] pci: restore BAR values in pci_enable_device_bars David S. Miller
2005-07-08 5:51 ` Ivan Kokshaysky
2005-07-08 6:35 ` David S. Miller
2005-07-08 7:03 ` Ivan Kokshaysky
2005-07-08 7:33 ` David S. Miller
2005-07-08 8:20 ` Ivan Kokshaysky
2005-07-08 18:34 ` [patch 2.6.13-rc2] pci: restore BAR values from pci_set_power_state for D3hot->D0 John W. Linville
2005-07-08 19:08 ` David S. Miller
2005-07-10 17:53 ` Ivan Kokshaysky
2005-07-11 12:48 ` Lennert Buytenhek
2005-07-11 13:15 ` John W. Linville
2005-07-11 13:19 ` [patch 2.6.13-rc2] PCI: Add symbol exports for pci_restore_bars John W. Linville
2005-07-11 17:18 ` Greg KH
2005-07-11 17:36 ` John W. Linville
2005-07-11 17:38 ` [patch 2.6.13-rc2] PCI: Add GPL symbol export " John W. Linville
2005-07-12 2:28 ` [patch 2.6.13-rc2] pci: restore BAR values from pci_set_power_state for D3hot->D0 Adam Belay
2005-07-13 17:34 ` John W. Linville
2005-07-26 23:49 ` Greg KH
2005-07-27 1:36 ` John W. Linville
2005-07-27 14:12 ` John W. Linville
2005-07-27 14:19 ` [patch 2.6.13-rc3] pci: restore BAR values after D3hot->D0 for devices that need it John W. Linville
2005-07-31 19:36 ` Ralf Baechle
2005-08-02 17:31 ` Greg KH
2005-08-02 16:41 ` Jesse Brandeburg [this message]
2005-09-14 13:52 ` [patch 2.6.14-rc1] pci: only call pci_restore_bars at boot John W. Linville
2005-09-14 15:08 ` Jeff Garzik
2005-09-14 16:26 ` David S. Miller
2005-09-14 16:47 ` John W. Linville
2005-09-14 18:22 ` Ivan Kokshaysky
2005-07-05 17:46 ` [patch 2.6.12 (repost w/ corrected subject)] pci: restore BAR values in pci_enable_device_bars John W. Linville
2005-07-18 12:17 ` Grant Grundler
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4807377b05080209417c7f5c40@mail.gmail.com \
--to=jesse.brandeburg@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@atrey.karlin.mff.cuni.cz \
--cc=linux-pm@lists.osdl.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).