Messages in this thread | | | Date | Tue, 3 Jan 2017 11:46:01 -0600 | From | Rob Herring <> | Subject | Re: [PATCH 8/9] irqchip/ls-scfg-msi: add LS1043a v1.1 MSI support |
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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>
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