From: Rob Herring <robh@kernel.org>
To: Minghuan Lian <Minghuan.Lian@nxp.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
Marc Zyngier <marc.zyngier@arm.com>,
Jason Cooper <jason@lakedaemon.net>, Roy Zang <roy.zang@nxp.com>,
Mingkai Hu <mingkai.hu@nxp.com>,
Stuart Yoder <stuart.yoder@nxp.com>,
Yang-Leo Li <leoyang.li@nxp.com>, Scott Wood <scott.wood@nxp.com>
Subject: Re: [PATCH 8/9] irqchip/ls-scfg-msi: add LS1043a v1.1 MSI support
Date: Tue, 3 Jan 2017 11:46:01 -0600 [thread overview]
Message-ID: <20170103174601.jbmqo7iataemzyxc@rob-hp-laptop> (raw)
In-Reply-To: <1482829985-24421-8-git-send-email-Minghuan.Lian@nxp.com>
On Tue, Dec 27, 2016 at 05:13:04PM +0800, Minghuan Lian wrote:
> A MSI controller of LS1043a v1.0 only includes one MSIR and
> is assigned one GIC interrupt. In order to support affinity,
> LS1043a v1.1 MSI is assigned 4 MSIRs and 4 GIC interrupts.
> But the MSIR has the different offset and only supports 8 MSIs.
> The bits between variable bit_start and bit_end in structure
> ls_scfg_msir are used to show 8 MSI interrupts. msir_irqs and
> msir_base are added to describe the difference of MSI between
> LS1043a v1.1 and other SoCs.
>
> Signed-off-by: Minghuan Lian <Minghuan.Lian@nxp.com>
> ---
> .../interrupt-controller/fsl,ls-scfg-msi.txt | 1 +
> drivers/irqchip/irq-ls-scfg-msi.c | 45 +++++++++++++++++++---
> 2 files changed, 40 insertions(+), 6 deletions(-)
Acked-by: Rob Herring <robh@kernel.org>
next prev parent reply other threads:[~2017-01-03 17:47 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-27 9:12 [PATCH 1/9] irqchip/ls-scfg-msi: fix typo of MSI compatible strings Minghuan Lian
2016-12-27 9:12 ` [PATCH 2/9] arm: dts: ls1021a: fix typo of MSI compatible string Minghuan Lian
2016-12-27 9:12 ` [PATCH 3/9] arm64: dts: ls1043a: " Minghuan Lian
2016-12-27 9:13 ` [PATCH 4/9] arm: dts: ls1021a: share all MSIs Minghuan Lian
2016-12-27 9:13 ` [PATCH 5/9] arm64: dts: ls1043a: " Minghuan Lian
2016-12-27 9:13 ` [PATCH 6/9] arm64: dts: ls1046a: add MSI dts node Minghuan Lian
2017-01-03 17:12 ` Rob Herring
2017-01-05 8:05 ` M.H. Lian
2016-12-27 9:13 ` [PATCH 7/9] irqchip/ls-scfg-msi: add LS1046a MSI support Minghuan Lian
2017-01-03 17:44 ` Rob Herring
2016-12-27 9:13 ` [PATCH 8/9] irqchip/ls-scfg-msi: add LS1043a v1.1 " Minghuan Lian
2017-01-03 17:46 ` Rob Herring [this message]
2016-12-27 9:13 ` [PATCH 9/9] irqchip/ls-scfg-msi: add MSI affinity support Minghuan Lian
2017-01-03 17:11 ` [PATCH 1/9] irqchip/ls-scfg-msi: fix typo of MSI compatible strings Rob Herring
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