From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 2/6] irqchip: irq-armada-370-xp: use the generic MSI infrastructure
Date: Thu, 28 Jan 2016 16:24:28 +0000 [thread overview]
Message-ID: <56AA40BC.3060300@arm.com> (raw)
In-Reply-To: <1453899395-3532-3-git-send-email-thomas.petazzoni@free-electrons.com>
On 27/01/16 12:56, Thomas Petazzoni wrote:
> This commit moves the irq-armada-370-xp driver from using the
> PCI-specific MSI infrastructure to the generic MSI infrastructure, to
> which drivers are progressively converted.
>
> In this hardware, the MSI controller is directly bundled inside the
> interrupt controller, so we have a single Device Tree node to which
> multiple IRQ domaines are attached: the wired interrupt domain and the
> MSI interrupt domain. In order to ensure that they can be
> differentiated, we have to force the bus_token of the wired interrupt
> domain to be DOMAIN_BUS_WIRED. The MSI domain bus_token is
> automatically set to the appropriate value by
> pci_msi_create_irq_domain().
>
> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
> Suggested-by: Marc Zyngier <marc.zyngier@arm.com>
Reviewed-by: Marc Zyngier <marc.zyngier@arm.com>
M.
--
Jazz is not dead. It just smells funny...
next prev parent reply other threads:[~2016-01-28 16:24 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-27 12:56 [PATCH v2 0/6] irqchip: irq-armada-370-xp: generic MSI infrastructure and assorted fixes Thomas Petazzoni
2016-01-27 12:56 ` [PATCH v2 1/6] irqchip: irq-armada-370-xp: add Kconfig option for the driver Thomas Petazzoni
2016-01-27 12:56 ` [PATCH v2 2/6] irqchip: irq-armada-370-xp: use the generic MSI infrastructure Thomas Petazzoni
2016-01-28 16:24 ` Marc Zyngier [this message]
2016-01-27 12:56 ` [PATCH v2 3/6] irqchip: irq-armada-370-xp: use PCI_MSI_DOORBELL_START where appropriate Thomas Petazzoni
2016-01-27 13:39 ` Gregory CLEMENT
2016-01-27 12:56 ` [PATCH v2 4/6] irqchip: irq-armada-370-xp: use shorter names for irq_chip Thomas Petazzoni
2016-01-27 13:20 ` Gregory CLEMENT
2016-01-27 12:56 ` [PATCH v2 5/6] irqchip: irq-armada-370-xp: allow allocation of multiple MSIs Thomas Petazzoni
2016-01-27 13:40 ` Gregory CLEMENT
2016-01-27 12:56 ` [PATCH v2 6/6] ARM: mvebu: use the ARMADA_370_XP_IRQ option Thomas Petazzoni
2016-01-27 13:28 ` Gregory CLEMENT
2016-02-10 14:00 ` [PATCH v2 0/6] irqchip: irq-armada-370-xp: generic MSI infrastructure and assorted fixes Thomas Petazzoni
2016-02-10 14:08 ` Marc Zyngier
2016-02-10 14:10 ` Thomas Petazzoni
2016-02-10 15:38 ` Jason Cooper
2016-02-10 18:09 ` Gregory CLEMENT
2016-02-10 18:13 ` Jason Cooper
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