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From: "Marek Behún" <kabel@kernel.org>
To: Andrew Lunn <andrew@lunn.ch>
Cc: "Pali Rohár" <pali@kernel.org>,
	"Gregory Clement" <gregory.clement@bootlin.com>,
	"Sebastian Hesselbarth" <sebastian.hesselbarth@gmail.com>,
	"Rob Herring" <robh+dt@kernel.org>,
	linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/11] ARM: dts: mvebu: Add definitions for PCIe legacy INTx interrupts
Date: Thu, 7 Jul 2022 16:38:18 +0200	[thread overview]
Message-ID: <20220707163818.620ccb95@dellmb> (raw)
In-Reply-To: <YsX2Wvtz7hEpJ6X+@lunn.ch>

On Wed, 6 Jul 2022 22:53:46 +0200
Andrew Lunn <andrew@lunn.ch> wrote:

> On Wed, Jul 06, 2022 at 08:31:03PM +0200, Pali Rohár wrote:
> > This patch series add definitions for PCIe legacy INTx interrupts into
> > every DTS file used by the pci-mvebu.c controller driver.  
> 
> What you fail to explain in the commit message is Why?
> 
>      Andrew

Hi Andrew,

this is required for example in a scenario where a driver requests only
one of the legacy interrupts (INTA). Without this change, the driver
would be notified on events on all 4 (INTA, INTB, INTC, INTD), even if
it requested only one of them.

Marek

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linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

WARNING: multiple messages have this Message-ID (diff)
From: "Marek Behún" <kabel@kernel.org>
To: Andrew Lunn <andrew@lunn.ch>
Cc: "Pali Rohár" <pali@kernel.org>,
	"Gregory Clement" <gregory.clement@bootlin.com>,
	"Sebastian Hesselbarth" <sebastian.hesselbarth@gmail.com>,
	"Rob Herring" <robh+dt@kernel.org>,
	linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/11] ARM: dts: mvebu: Add definitions for PCIe legacy INTx interrupts
Date: Thu, 7 Jul 2022 16:38:18 +0200	[thread overview]
Message-ID: <20220707163818.620ccb95@dellmb> (raw)
In-Reply-To: <YsX2Wvtz7hEpJ6X+@lunn.ch>

On Wed, 6 Jul 2022 22:53:46 +0200
Andrew Lunn <andrew@lunn.ch> wrote:

> On Wed, Jul 06, 2022 at 08:31:03PM +0200, Pali Rohár wrote:
> > This patch series add definitions for PCIe legacy INTx interrupts into
> > every DTS file used by the pci-mvebu.c controller driver.  
> 
> What you fail to explain in the commit message is Why?
> 
>      Andrew

Hi Andrew,

this is required for example in a scenario where a driver requests only
one of the legacy interrupts (INTA). Without this change, the driver
would be notified on events on all 4 (INTA, INTB, INTC, INTD), even if
it requested only one of them.

Marek

  reply	other threads:[~2022-07-07 14:39 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-06 18:31 [PATCH 00/11] ARM: dts: mvebu: Add definitions for PCIe legacy INTx interrupts Pali Rohár
2022-07-06 18:31 ` Pali Rohár
2022-07-06 18:31 ` [PATCH 01/11] ARM: dts: kirkwood: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 18:31 ` [PATCH 02/11] ARM: dts: dove: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 18:31 ` [PATCH 03/11] ARM: dts: armada-370.dtsi: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 18:31 ` [PATCH 04/11] ARM: dts: armada-xp-98dx3236.dtsi: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 18:31 ` [PATCH 05/11] ARM: dts: armada-xp-mv78230.dtsi: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 18:31 ` [PATCH 06/11] ARM: dts: armada-xp-mv78260.dtsi: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 18:31 ` [PATCH 07/11] ARM: dts: armada-xp-mv78460.dtsi: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 18:31 ` [PATCH 08/11] ARM: dts: armada-375.dtsi: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 18:31 ` [PATCH 09/11] ARM: dts: armada-380.dtsi: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 18:31 ` [PATCH 10/11] ARM: dts: armada-385.dtsi: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 18:31 ` [PATCH 11/11] ARM: dts: armada-39x.dtsi: " Pali Rohár
2022-07-06 18:31   ` Pali Rohár
2022-07-06 20:53 ` [PATCH 00/11] ARM: dts: mvebu: " Andrew Lunn
2022-07-06 20:53   ` Andrew Lunn
2022-07-07 14:38   ` Marek Behún [this message]
2022-07-07 14:38     ` Marek Behún
2022-07-07 16:50     ` Andrew Lunn
2022-07-07 16:50       ` Andrew Lunn

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