From: Joerg Roedel <joerg.roedel@amd.com>
To: Konrad Rzeszutek Wilk <konrad@kernel.org>
Cc: <x86@kernel.org>, <linux-kernel@vger.kernel.org>,
<joro@8bytes.org>, Suresh Siddha <suresh.b.siddha@intel.com>,
Yinghai Lu <yinghai@kernel.org>
Subject: Re: [PATCH 17/19] x86, msi: Introduce x86_msi.compose_msi_msg call-back
Date: Tue, 21 Aug 2012 10:40:07 +0200 [thread overview]
Message-ID: <20120821084007.GL2582@amd.com> (raw)
In-Reply-To: <20120820140843.GA7732@phenom.dumpdata.com>
On Mon, Aug 20, 2012 at 10:08:44AM -0400, Konrad Rzeszutek Wilk wrote:
> On Mon, Aug 20, 2012 at 03:56:03PM +0200, Joerg Roedel wrote:
> > This call-back points to the right function for initializing
> > the msi_msg structure.
>
> What is the 'hpet_id' purpose in this?
The VT-d implementation uses it. This function is used to create the MSI
message for PCI devices and the HPET. When it is called for the HPET the
pdev parameter is NULL and hpet_id is valid.
Joerg
--
AMD Operating System Research Center
Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach
General Managers: Alberto Bozzo
Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632
next prev parent reply other threads:[~2012-08-21 8:40 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-20 13:55 [PATCH 00/19 v2] Improve IRQ remapping abstraction in x86 core code Joerg Roedel
2012-08-20 13:55 ` [PATCH 01/19] x86, apic: Move irq_remapping_enabled checks into IRQ-remapping code Joerg Roedel
2012-08-20 13:55 ` [PATCH 02/19] [RFC] x86, apic: Mask IO-APIC and PIC unconditionally on LAPIC resume Joerg Roedel
2012-08-23 20:58 ` Sebastian Andrzej Siewior
2012-08-20 13:55 ` [PATCH 03/19] x86, io_apic: Introduce x86_io_apic_ops.disable() Joerg Roedel
2012-08-23 21:11 ` Sebastian Andrzej Siewior
2012-08-24 12:22 ` Joerg Roedel
2012-08-25 17:17 ` Sebastian Andrzej Siewior
2012-08-26 9:56 ` Joerg Roedel
2012-08-20 13:55 ` [PATCH 04/19] x86, io_apic: Introduce x86_io_apic_ops.print_entries for debugging Joerg Roedel
2012-08-26 18:03 ` Sebastian Andrzej Siewior
2012-08-20 13:55 ` [PATCH 05/19] x86, hpet: Introduce x86_msi_ops.setup_hpet_msi Joerg Roedel
2012-08-20 13:55 ` [PATCH 06/19] x86, msi: Use IRQ remapping specific setup_msi_irqs routine Joerg Roedel
2012-08-26 18:10 ` Sebastian Andrzej Siewior
2012-08-20 13:55 ` [PATCH 07/19] x86, io_apic: Introduce set_affinity function pointer Joerg Roedel
2012-08-20 13:55 ` [PATCH 08/19] x86, io_apic: Convert setup_ioapic_entry to " Joerg Roedel
2012-08-20 13:55 ` [PATCH 09/19] x86, io_apic: Move irq_remapping_enabled checks out of check_timer() Joerg Roedel
2012-08-20 13:55 ` [PATCH 10/19] x86, io_apic: Introduce function pointer for setup_timer_IRQ0_pin Joerg Roedel
2012-08-26 18:16 ` Sebastian Andrzej Siewior
2012-09-25 12:57 ` Joerg Roedel
2012-08-20 13:55 ` [PATCH 11/19] x86, irq: Move irq_remapping_enabled declaration to iommu code Joerg Roedel
2012-08-20 13:55 ` [PATCH 12/19] x86, irq: Add data structure to keep AMD specific irq remapping information Joerg Roedel
2012-08-26 18:21 ` Sebastian Andrzej Siewior
2012-09-25 13:04 ` Joerg Roedel
2012-08-20 13:55 ` [PATCH 13/19] x86, io-apic: Move CONFIG_IRQ_REMAP code out of x86 core Joerg Roedel
2012-08-26 18:23 ` Sebastian Andrzej Siewior
2012-08-20 13:56 ` [PATCH 14/19] x86, io-apic: Remove !irq_remapped() check from __target_IO_APIC_irq() Joerg Roedel
2012-08-26 18:26 ` Sebastian Andrzej Siewior
2012-08-20 13:56 ` [PATCH 15/19] x86, irq: Move irq_remapped() check into free_remapped_irq Joerg Roedel
2012-08-26 18:27 ` Sebastian Andrzej Siewior
2012-09-25 13:29 ` Joerg Roedel
2012-08-20 13:56 ` [PATCH 16/19] x86, irq: Introduce setup_remapped_irq() Joerg Roedel
2012-08-26 18:30 ` Sebastian Andrzej Siewior
2012-09-25 13:43 ` Joerg Roedel
2012-08-20 13:56 ` [PATCH 17/19] x86, msi: Introduce x86_msi.compose_msi_msg call-back Joerg Roedel
2012-08-20 14:08 ` Konrad Rzeszutek Wilk
2012-08-21 8:40 ` Joerg Roedel [this message]
2012-08-21 14:42 ` Konrad Rzeszutek Wilk
2012-08-21 15:29 ` Joerg Roedel
2012-08-21 15:41 ` Joerg Roedel
2012-08-22 14:41 ` Joerg Roedel
2012-08-26 18:41 ` Sebastian Andrzej Siewior
2012-09-25 13:59 ` Joerg Roedel
2012-08-20 13:56 ` [PATCH 18/19] x86, io_apic: Introduce eoi_ioapic_pin call-back Joerg Roedel
2012-08-26 18:52 ` Sebastian Andrzej Siewior
2012-09-25 15:09 ` Joerg Roedel
2012-08-20 13:56 ` [PATCH 19/19] x86, irq: Move irq_remapped out of x86 core code Joerg Roedel
2012-08-26 19:17 ` [PATCH 00/19 v2] Improve IRQ remapping abstraction in " Sebastian Andrzej Siewior
2012-09-19 14:52 ` Joerg Roedel
2012-11-01 18:49 ` Sebastian Andrzej Siewior
-- strict thread matches above, loose matches on Subject: below --
2012-11-20 13:12 [PATCH 00/19 v4] " Joerg Roedel
2012-11-20 13:12 ` [PATCH 17/19] x86, msi: Introduce x86_msi.compose_msi_msg call-back Joerg Roedel
2012-09-26 10:44 [PATCH 00/19 v3] Improve IRQ remapping abstraction in x86 core code Joerg Roedel
2012-09-26 10:44 ` [PATCH 17/19] x86, msi: Introduce x86_msi.compose_msi_msg call-back Joerg Roedel
2012-08-07 15:43 [PATCH 0/19] Improve IRQ remapping abstraction in x86 core code Joerg Roedel
2012-08-07 15:43 ` [PATCH 17/19] x86, msi: Introduce x86_msi.compose_msi_msg call-back Joerg Roedel
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