Re: [PATCH 07/11] x86/dtb: add support for PCI devices backed by dtb nodes

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From: Benjamin Herrenschmidt
Date: Sunday, November 28, 2010 - 3:32 pm

On Sun, 2010-11-28 at 15:04 +0100, Sebastian Andrzej Siewior wrote:

Appart from the accessor pci_device_to_OF_node() which might or might
not be specific, I thin the code is pretty common, probably something
Grant didn't have time to tackle yet :-)
 

Hehe yeah :-) It's actually not a simple problem. For example, we can't
just move the powerpc variant over to generic code as-is bcs ... we have
2 completely different ways of doing it between ppc32 and ppc64 for
historical reasons :-) They also have different "features". This is
something I need to reconcile at some stage.

For example our ppc32 variant support bus renumbering (ie, Linux
assigning different bus numbers than what the DT encodes) while our
ppc64 doesn't, but our ppc64 variant has additional "stuff" to deal with
hotplug for example etc...


Cheers,
Ben.

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Messages in current thread:
Add device tree support for x86, Sebastian Andrzej Si ..., (Thu Nov 25, 10:39 am)
[PATCH 01/11] x86/kernel: remove conditional early remap i ..., Sebastian Andrzej Si ..., (Thu Nov 25, 10:39 am)
[PATCH 02/11] x86: Add device tree support, Sebastian Andrzej Si ..., (Thu Nov 25, 10:39 am)
[PATCH 03/11] x86/dtb: Add a device tree for CE4100, Sebastian Andrzej Si ..., (Thu Nov 25, 10:39 am)
[PATCH 04/11] x86/dtb: add irq host abstraction, Sebastian Andrzej Si ..., (Thu Nov 25, 10:39 am)
[PATCH 05/11] x86/dtb: add early parsing of APIC and IO APIC, Sebastian Andrzej Si ..., (Thu Nov 25, 10:39 am)
[PATCH 06/11] x86/dtb: add support hpet, Sebastian Andrzej Si ..., (Thu Nov 25, 10:39 am)
[PATCH 07/11] x86/dtb: add support for PCI devices backed ..., Sebastian Andrzej Si ..., (Thu Nov 25, 10:39 am)
[PATCH 08/11] x86/dtb: Add generic bus probe, Sebastian Andrzej Si ..., (Thu Nov 25, 10:39 am)
[PATCH 09/11] x86/ioapic: Add OF bindings for IO-APIC, Sebastian Andrzej Si ..., (Thu Nov 25, 10:39 am)
[PATCH 10/11] x86/io_apic: add simply id set, Sebastian Andrzej Si ..., (Thu Nov 25, 10:40 am)
[PATCH 11/11] x86/ce4100: use OF for ioapic, Sebastian Andrzej Si ..., (Thu Nov 25, 10:40 am)
Re: [PATCH 04/11] x86/dtb: add irq host abstraction , Jon Loeliger, (Thu Nov 25, 12:30 pm)
Re: [PATCH 10/11] x86/io_apic: add simply id set, Yinghai Lu, (Thu Nov 25, 2:04 pm)
Re: [PATCH 02/11] x86: Add device tree support, Sam Ravnborg, (Thu Nov 25, 3:53 pm)
Re: [PATCH 02/11] x86: Add device tree support, Sebastian Andrzej Si ..., (Fri Nov 26, 2:06 am)
Re: [PATCH 10/11] x86/io_apic: add simply id set, Sebastian Andrzej Si ..., (Fri Nov 26, 4:03 am)
Re: [PATCH 04/11] x86/dtb: add irq host abstraction, Sebastian Andrzej Si ..., (Fri Nov 26, 7:19 am)
[PATCH] x86/io_apic: split setup_ioapic_ids_from_mpc() int ..., Sebastian Andrzej Si ..., (Fri Nov 26, 9:50 am)
Re: [PATCH 04/11] x86/dtb: add irq host abstraction, Benjamin Herrenschmidt, (Fri Nov 26, 2:36 pm)
Re: [PATCH 02/11] x86: Add device tree support, Benjamin Herrenschmidt, (Fri Nov 26, 2:42 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Benjamin Herrenschmidt, (Fri Nov 26, 2:57 pm)
Re: [PATCH 04/11] x86/dtb: add irq host abstraction , Jon Loeliger, (Fri Nov 26, 8:11 pm)
Re: [PATCH 07/11] x86/dtb: add support for PCI devices bac ..., Benjamin Herrenschmidt, (Sat Nov 27, 3:33 pm)
Re: [PATCH 02/11] x86: Add device tree support, Sebastian Andrzej Si ..., (Sun Nov 28, 6:49 am)
Re: [PATCH 07/11] x86/dtb: add support for PCI devices bac ..., Sebastian Andrzej Si ..., (Sun Nov 28, 7:04 am)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Sebastian Andrzej Si ..., (Sun Nov 28, 9:04 am)
Re: [PATCH 02/11] x86: Add device tree support, Benjamin Herrenschmidt, (Sun Nov 28, 3:28 pm)
Re: [PATCH 07/11] x86/dtb: add support for PCI devices bac ..., Benjamin Herrenschmidt, (Sun Nov 28, 3:32 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Benjamin Herrenschmidt, (Sun Nov 28, 3:53 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Mitch Bradley, (Sun Nov 28, 6:34 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, David Gibson, (Sun Nov 28, 7:22 pm)
Re: [sodaville] [PATCH 03/11] x86/dtb: Add a device tree f ..., Sebastian Andrzej Si ..., (Mon Nov 29, 12:36 pm)
Re: [sodaville] [PATCH 03/11] x86/dtb: Add a device tree f ..., Sebastian Andrzej Si ..., (Mon Nov 29, 12:44 pm)
Re: [sodaville] [PATCH 03/11] x86/dtb: Add a device tree f ..., Benjamin Herrenschmidt, (Mon Nov 29, 1:03 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Benjamin Herrenschmidt, (Mon Nov 29, 1:05 pm)
Re: [sodaville] [PATCH 03/11] x86/dtb: Add a device tree f ..., Benjamin Herrenschmidt, (Mon Nov 29, 1:14 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Mitch Bradley, (Mon Nov 29, 1:32 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Benjamin Herrenschmidt, (Mon Nov 29, 1:44 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Mitch Bradley, (Mon Nov 29, 2:32 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, David Gibson, (Mon Nov 29, 4:58 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Benjamin Herrenschmidt, (Mon Nov 29, 7:50 pm)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Sebastian Andrzej Si ..., (Tue Nov 30, 4:20 am)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Sebastian Andrzej Si ..., (Tue Nov 30, 4:51 am)
Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100, Benjamin Herrenschmidt, (Tue Nov 30, 1:31 pm)
Re: [sodaville] [PATCH 04/11] x86/dtb: add irq host abstra ..., Sebastian Andrzej Si ..., (Wed Dec 1, 3:31 am)
Re: [PATCH 07/11] x86/dtb: add support for PCI devices bac ..., Sebastian Andrzej Si ..., (Thu Dec 2, 9:17 am)
[tip:x86/apic] x86: io_apic: Split setup_ioapic_ids_from_mpc(), tip-bot for Sebastia ..., (Mon Dec 6, 6:33 am)
Re: [sodaville] [PATCH 01/11] x86/kernel: remove condition ..., Sebastian Andrzej Si ..., (Wed Dec 8, 1:38 am)
[tip:x86/apic-cleanups] x86, ioapic: Avoid writing io_apic ..., tip-bot for Yinghai Lu, (Thu Dec 9, 1:56 pm)
Re: [PATCH 01/11] x86/kernel: remove conditional early rem ..., Sebastian Andrzej Si ..., (Thu Dec 16, 2:55 am)
Re: [PATCH 02/11] x86: Add device tree support, Grant Likely, (Thu Dec 30, 1:26 am)
Re: [PATCH 02/11] x86: Add device tree support, Rob Landley, (Thu Dec 30, 1:45 am)
Re: [PATCH 02/11] x86: Add device tree support, Grant Likely, (Thu Dec 30, 1:57 pm)
Re: [PATCH 02/11] x86: Add device tree support, Grant Likely, (Thu Dec 30, 1:58 pm)
Re: [sodaville] [PATCH 02/11] x86: Add device tree support, H. Peter Anvin, (Thu Dec 30, 5:51 pm)
Re: [sodaville] [PATCH 02/11] x86: Add device tree support, H. Peter Anvin, (Mon Jan 3, 11:06 am)