From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: "Pali Rohár" <pali@kernel.org>
Cc: "Andrew Lunn" <andrew@lunn.ch>,
"Sebastian Hesselbarth" <sebastian.hesselbarth@gmail.com>,
"Gregory Clement" <gregory.clement@bootlin.com>,
"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
"Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Dominik Brodowski" <linux@dominikbrodowski.net>,
"Nicolas Ferre" <nicolas.ferre@microchip.com>,
"Alexandre Belloni" <alexandre.belloni@bootlin.com>,
"Ludovic Desroches" <ludovic.desroches@microchip.com>,
"Marek Behún" <kabel@kernel.org>,
linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/5] arm: ioremap: Implement standard PCI function pci_remap_iospace()
Date: Wed, 24 Nov 2021 15:51:23 +0000 [thread overview]
Message-ID: <YZ5fez3JSUgl+NNq@shell.armlinux.org.uk> (raw)
In-Reply-To: <20211124154116.916-2-pali@kernel.org>
On Wed, Nov 24, 2021 at 04:41:12PM +0100, Pali Rohár wrote:
> pci_remap_iospace() is standard PCI core function. Architecture code can
> reimplement default core implementation if needs custom arch specific
> functionality.
>
> ARM needs custom implementation due to pci_ioremap_set_mem_type() hook
> which allows ARM platforms to change mem type for iospace.
>
> Implement this pci_remap_iospace() function for ARM architecture to
> correctly handle pci_ioremap_set_mem_type() hook, which allows usage of
> this standard PCI core function also for platforms which needs different
> mem type (e.g. Marvell Armada 375, 38x and 39x).
>
> Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!
WARNING: multiple messages have this Message-ID (diff)
From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: "Pali Rohár" <pali@kernel.org>
Cc: "Marek Behún" <kabel@kernel.org>, "Andrew Lunn" <andrew@lunn.ch>,
"Alexandre Belloni" <alexandre.belloni@bootlin.com>,
"Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
"Rob Herring" <robh@kernel.org>,
linux-pci@vger.kernel.org,
"Gregory Clement" <gregory.clement@bootlin.com>,
"Dominik Brodowski" <linux@dominikbrodowski.net>,
linux-kernel@vger.kernel.org,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Ludovic Desroches" <ludovic.desroches@microchip.com>,
"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
"Krzysztof Wilczyński" <kw@linux.com>,
linux-arm-kernel@lists.infradead.org,
"Sebastian Hesselbarth" <sebastian.hesselbarth@gmail.com>
Subject: Re: [PATCH 1/5] arm: ioremap: Implement standard PCI function pci_remap_iospace()
Date: Wed, 24 Nov 2021 15:51:23 +0000 [thread overview]
Message-ID: <YZ5fez3JSUgl+NNq@shell.armlinux.org.uk> (raw)
In-Reply-To: <20211124154116.916-2-pali@kernel.org>
On Wed, Nov 24, 2021 at 04:41:12PM +0100, Pali Rohár wrote:
> pci_remap_iospace() is standard PCI core function. Architecture code can
> reimplement default core implementation if needs custom arch specific
> functionality.
>
> ARM needs custom implementation due to pci_ioremap_set_mem_type() hook
> which allows ARM platforms to change mem type for iospace.
>
> Implement this pci_remap_iospace() function for ARM architecture to
> correctly handle pci_ioremap_set_mem_type() hook, which allows usage of
> this standard PCI core function also for platforms which needs different
> mem type (e.g. Marvell Armada 375, 38x and 39x).
>
> Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!
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next prev parent reply other threads:[~2021-11-24 15:51 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-24 15:41 [PATCH 0/5] arm: ioremap: Remove pci_ioremap_io() and mvebu_pci_host_probe() Pali Rohár
2021-11-24 15:41 ` Pali Rohár
2021-11-24 15:41 ` [PATCH 1/5] arm: ioremap: Implement standard PCI function pci_remap_iospace() Pali Rohár
2021-11-24 15:41 ` Pali Rohár
2021-11-24 15:51 ` Russell King (Oracle) [this message]
2021-11-24 15:51 ` Russell King (Oracle)
2021-11-24 15:41 ` [PATCH 2/5] PCI: mvebu: Replace pci_ioremap_io() usage by devm_pci_remap_iospace() Pali Rohár
2021-11-24 15:41 ` Pali Rohár
2021-11-24 15:41 ` [PATCH 3/5] PCI: mvebu: Remove custom mvebu_pci_host_probe() function Pali Rohár
2021-11-24 15:41 ` Pali Rohár
2021-11-24 15:41 ` [PATCH 4/5] arm: ioremap: Replace pci_ioremap_io() usage by pci_remap_iospace() Pali Rohár
2021-11-24 15:41 ` Pali Rohár
2021-11-24 15:51 ` Russell King (Oracle)
2021-11-24 15:51 ` Russell King (Oracle)
2021-11-24 16:24 ` Alexandre Belloni
2021-11-24 16:24 ` Alexandre Belloni
2021-11-24 15:41 ` [PATCH 5/5] arm: ioremap: Remove unused ARM-specific function pci_ioremap_io() Pali Rohár
2021-11-24 15:41 ` Pali Rohár
2021-11-24 15:52 ` Russell King (Oracle)
2021-11-24 15:52 ` Russell King (Oracle)
2021-11-30 11:11 ` [PATCH 0/5] arm: ioremap: Remove pci_ioremap_io() and mvebu_pci_host_probe() Lorenzo Pieralisi
2021-11-30 11:11 ` Lorenzo Pieralisi
2021-12-01 17:11 ` Bjorn Helgaas
2021-12-01 17:11 ` Bjorn Helgaas
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