From: Andrew Lunn <andrew@lunn.ch>
To: "Pali Rohár" <pali@kernel.org>
Cc: Gregory Clement <gregory.clement@bootlin.com>,
Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Marc Zyngier <maz@kernel.org>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] irqchip/armada-370-xp: Do not touch Performance Counter Overflow on A375, A38x, A39x
Date: Fri, 29 Apr 2022 14:23:08 +0200 [thread overview]
Message-ID: <YmvYrFUfIUvfjrmY@lunn.ch> (raw)
In-Reply-To: <20220425113706.29310-1-pali@kernel.org>
On Mon, Apr 25, 2022 at 01:37:05PM +0200, Pali Rohár wrote:
> Register ARMADA_370_XP_INT_FABRIC_MASK_OFFS is Armada 370 and XP specific
> and on new Armada platforms it has different meaning. It does not configure
> Performance Counter Overflow interrupt masking. So do not touch this
> register on non-A370/XP platforms (A375, A38x and A39x).
Hi Pali
Do the Armada 375, 38x and 39x have an over flow interrupt? I assume
not.
Does this need a fixes tag? Should it be back ported in stable?
Andrew
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WARNING: multiple messages have this Message-ID (diff)
From: Andrew Lunn <andrew@lunn.ch>
To: "Pali Rohár" <pali@kernel.org>
Cc: Gregory Clement <gregory.clement@bootlin.com>,
Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Marc Zyngier <maz@kernel.org>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] irqchip/armada-370-xp: Do not touch Performance Counter Overflow on A375, A38x, A39x
Date: Fri, 29 Apr 2022 14:23:08 +0200 [thread overview]
Message-ID: <YmvYrFUfIUvfjrmY@lunn.ch> (raw)
In-Reply-To: <20220425113706.29310-1-pali@kernel.org>
On Mon, Apr 25, 2022 at 01:37:05PM +0200, Pali Rohár wrote:
> Register ARMADA_370_XP_INT_FABRIC_MASK_OFFS is Armada 370 and XP specific
> and on new Armada platforms it has different meaning. It does not configure
> Performance Counter Overflow interrupt masking. So do not touch this
> register on non-A370/XP platforms (A375, A38x and A39x).
Hi Pali
Do the Armada 375, 38x and 39x have an over flow interrupt? I assume
not.
Does this need a fixes tag? Should it be back ported in stable?
Andrew
next prev parent reply other threads:[~2022-04-29 12:24 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-25 11:37 [PATCH 1/2] irqchip/armada-370-xp: Do not touch Performance Counter Overflow on A375, A38x, A39x Pali Rohár
2022-04-25 11:37 ` Pali Rohár
2022-04-25 11:37 ` [PATCH 2/2] irqchip/armada-370-xp: Do not allow mapping IRQ 0 and 1 Pali Rohár
2022-04-25 11:37 ` Pali Rohár
2022-04-29 12:30 ` Andrew Lunn
2022-04-29 12:30 ` Andrew Lunn
2022-05-01 12:02 ` Pali Rohár
2022-05-01 12:02 ` Pali Rohár
2022-05-06 11:22 ` Marc Zyngier
2022-05-06 11:22 ` Marc Zyngier
2022-05-06 11:25 ` [irqchip: irq/irqchip-next] " irqchip-bot for Pali Rohár
2022-04-29 12:23 ` Andrew Lunn [this message]
2022-04-29 12:23 ` [PATCH 1/2] irqchip/armada-370-xp: Do not touch Performance Counter Overflow on A375, A38x, A39x Andrew Lunn
2022-04-29 13:05 ` Pali Rohár
2022-04-29 13:05 ` Pali Rohár
2022-04-29 22:23 ` Andrew Lunn
2022-04-29 22:23 ` Andrew Lunn
2022-04-29 22:31 ` Pali Rohár
2022-04-29 22:31 ` Pali Rohár
2022-04-29 22:39 ` Andrew Lunn
2022-04-29 22:39 ` Andrew Lunn
2022-05-06 11:25 ` [irqchip: irq/irqchip-next] " irqchip-bot for Pali Rohár
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