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From: Marek Vasut <marek.vasut@gmail.com>
To: Marc Zyngier <maz@kernel.org>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Bjorn Helgaas <bhelgaas@google.com>
Cc: linux-hyperv@vger.kernel.org, linux-pci@vger.kernel.org,
	Thierry Reding <thierry.reding@gmail.com>,
	"K. Y. Srinivasan" <kys@microsoft.com>,
	Will Deacon <will@kernel.org>, Rob Herring <robh@kernel.org>,
	Wei Liu <wei.liu@kernel.org>, Ryder Lee <ryder.lee@mediatek.com>,
	Stephen Hemminger <sthemmin@microsoft.com>,
	Michal Simek <michal.simek@xilinx.com>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Thierry Reding <treding@nvidia.com>,
	Frank Wunderlich <frank-w@public-files.de>,
	Haiyang Zhang <haiyangz@microsoft.com>,
	linux-mediatek@lists.infradead.org,
	Paul Walmsley <paul.walmsley@sifive.com>,
	linux-tegra@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
	linux-arm-kernel@lists.infradead.org,
	Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
	linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org
Subject: Re: [PATCH 02/13] PCI: rcar: Convert to MSI domains
Date: Sun, 28 Feb 2021 19:48:06 +0100
Message-ID: <91e327df-49de-e0b5-34bc-eae8b62e88ee@gmail.com> (raw)
In-Reply-To: <20210225151023.3642391-3-maz@kernel.org>

On 2/25/21 4:10 PM, Marc Zyngier wrote:
> In anticipation of the removal of the msi_controller structure, convert
> the Rcar host controller driver to MSI domains.
> 
> We end-up with the usual two domain structure, the top one being a
> generic PCI/MSI domain, the bottom one being Rcar-specific and handling
> the actual HW interrupt allocation.
> 
> Also take the opportunity to get rid of the cargo-culted memory allocation
> for the MSI capture address. *ANY* sufficiently aligned address should
> be good enough, so use the physical address of the msi structure instead.

On R8A7795 with Intel 600p NVMe SSD and IWLwifi 6235 card,
Tested-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Thanks.

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Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-25 15:10 [PATCH 00/13] PCI: MSI: Getting rid of msi_controller, and other cleanups Marc Zyngier
2021-02-25 15:10 ` [PATCH 01/13] PCI: tegra: Convert to MSI domains Marc Zyngier
2021-02-25 15:10 ` [PATCH 02/13] PCI: rcar: " Marc Zyngier
2021-02-28 18:48   ` Marek Vasut [this message]
2021-02-25 15:10 ` [PATCH 03/13] PCI: xilinx: " Marc Zyngier
2021-03-22 12:21   ` Lorenzo Pieralisi
2021-03-22 12:33     ` Michal Simek
2021-03-22 14:04       ` Marc Zyngier
2021-03-22 12:23   ` Lorenzo Pieralisi
2021-03-22 12:33     ` Michal Simek
2021-03-22 14:04     ` Marc Zyngier
2021-02-25 15:10 ` [PATCH 04/13] PCI: hyperv: Drop msi_controller structure Marc Zyngier
2021-03-01  4:24   ` Michael Kelley
2021-02-25 15:10 ` [PATCH 05/13] PCI: MSI: Drop use of msi_controller from core code Marc Zyngier
2021-02-25 15:10 ` [PATCH 06/13] PCI: MSI: Kill msi_controller structure Marc Zyngier
2021-02-25 15:10 ` [PATCH 07/13] PCI: MSI: Kill default_teardown_msi_irqs() Marc Zyngier
2021-02-25 15:10 ` [PATCH 08/13] PCI: MSI: Let PCI host bridges declare their lack of MSI handling Marc Zyngier
2021-02-25 15:10 ` [PATCH 09/13] PCI: mediatek: Advertise " Marc Zyngier
2021-03-01 10:43   ` Aw: " Frank Wunderlich
2021-03-01 11:49     ` Marc Zyngier
2021-03-01 12:16       ` Aw: " Frank Wunderlich
2021-03-01 13:31         ` Marc Zyngier
2021-03-01 14:06           ` Aw: " Frank Wunderlich
2021-03-02 10:35             ` Robin Murphy
2021-02-25 15:10 ` [PATCH 10/13] PCI: MSI: Let PCI host bridges declare their reliance on MSI domains Marc Zyngier
2021-02-25 15:10 ` [PATCH 11/13] PCI: Make pci_host_common_probe() declare its " Marc Zyngier
2021-02-25 15:10 ` [PATCH 12/13] PCI: MSI: Document the various ways of ending up with NO_MSI Marc Zyngier
2021-02-25 15:10 ` [PATCH 13/13] PCI: quirks: Refactor advertising of the NO_MSI flag Marc Zyngier
2021-03-10 19:29 ` [PATCH 00/13] PCI: MSI: Getting rid of msi_controller, and other cleanups Bjorn Helgaas

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