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From: Grzegorz Jaszczyk <grzegorz.jaszczyk@linaro.org>
To: Marc Zyngier <maz@kernel.org>
Cc: tglx@linutronix.de, jason@lakedaemon.net, "Anna,
	Suman" <s-anna@ti.com>,
	robh+dt@kernel.org, Lee Jones <lee.jones@linaro.org>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	david@lechnology.com, "Mills, William" <wmills@ti.com>
Subject: Re: [PATCHv3 5/6] irqchip/irq-pruss-intc: Add support for ICSSG INTC on K3 SoCs
Date: Fri, 3 Jul 2020 19:05:41 +0200
Message-ID: <CAMxfBF5p3kh-E-vUxo60a+QTuqQXbsSVYSTc_qYvN8ZckLPKzA@mail.gmail.com> (raw)
In-Reply-To: <d1b232c6f33a629117a2ecbd440622d0@kernel.org>

On Thu, 2 Jul 2020 at 19:59, Marc Zyngier <maz@kernel.org> wrote:
>
> On 2020-07-02 15:17, Grzegorz Jaszczyk wrote:
> > From: Suman Anna <s-anna@ti.com>
> >
> > The K3 AM65x and J721E SoCs have the next generation of the PRU-ICSS
> > IP,
> > commonly called ICSSG. The PRUSS INTC present within the ICSSG supports
> > more System Events (160 vs 64), more Interrupt Channels and Host
> > Interrupts
> > (20 vs 10) compared to the previous generation PRUSS INTC instances.
> > The
> > first 2 and the last 10 of these host interrupt lines are used by the
> > PRU and other auxiliary cores and sub-modules within the ICSSG, with 8
> > host interrupts connected to MPU. The host interrupts 5, 6, 7 are also
> > connected to the other ICSSG instances within the SoC and can be
> > partitioned as per system integration through the board dts files.
> >
> > Enhance the PRUSS INTC driver to add support for this ICSSG INTC
> > instance. This support is added using specific compatible and match
> > data and updating the code to use this data instead of the current
> > hard-coded macros. The INTC config structure is updated to use the
> > higher events and channels on all SoCs, while limiting the actual
> > processing to only the relevant number of events/channels/interrupts.
> >
> > Signed-off-by: Suman Anna <s-anna@ti.com>
> > Signed-off-by: Grzegorz Jaszczyk <grzegorz.jaszczyk@linaro.org>
> > ---
> > v2->v3:
> > - Change patch order: use it directly after "irqchip/irq-pruss-intc:
> >   Implement irq_{get,set}_irqchip_state ops" and before new
> >   "irqchip/irq-pruss-intc: Add event mapping support" in order to
> > reduce
> >   diff.
>
> The diff would be even smaller if you introduced a variable number of
> inputs the first place, i.e. in patch #2. Most if this patch just
> retrofits it. Please squash these changes into that initial patch,
> and only add the platform stuff here.

Sure I will do that.

Thank you,
Grzegorz

  reply index

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-02 14:17 [PATCHv3 0/6] Add TI PRUSS Local Interrupt Controller IRQChip driver Grzegorz Jaszczyk
2020-07-02 14:17 ` [PATCHv3 1/6] dt-bindings: irqchip: Add PRU-ICSS interrupt controller bindings Grzegorz Jaszczyk
2020-07-13 21:25   ` Rob Herring
2020-07-16  9:25     ` Grzegorz Jaszczyk
2020-07-02 14:17 ` [PATCHv3 2/6] irqchip/irq-pruss-intc: Add a PRUSS irqchip driver for PRUSS interrupts Grzegorz Jaszczyk
2020-07-02 17:24   ` Marc Zyngier
2020-07-03 14:28     ` Grzegorz Jaszczyk
2020-07-04  9:39       ` Marc Zyngier
2020-07-05 13:26         ` Grzegorz Jaszczyk
2020-07-05 20:45           ` Marc Zyngier
2020-07-08  7:04             ` Grzegorz Jaszczyk
2020-07-08 10:47               ` Marc Zyngier
2020-07-10 23:03                 ` Suman Anna
2020-07-15 13:38                   ` Grzegorz Jaszczyk
2020-07-17 12:36                     ` Marc Zyngier
2020-07-21  9:27                       ` Grzegorz Jaszczyk
2020-07-21 10:10                         ` Marc Zyngier
2020-07-21 13:59                           ` Grzegorz Jaszczyk
2020-07-02 14:17 ` [PATCHv3 3/6] irqchip/irq-pruss-intc: Add support for shared and invalid interrupts Grzegorz Jaszczyk
2020-07-02 17:44   ` Marc Zyngier
2020-07-10 20:59     ` Suman Anna
2020-07-17 11:02       ` Marc Zyngier
2020-07-25 15:57         ` Suman Anna
2020-07-25 16:27           ` Marc Zyngier
2020-07-25 16:39             ` Suman Anna
2020-07-02 14:17 ` [PATCHv3 4/6] irqchip/irq-pruss-intc: Implement irq_{get,set}_irqchip_state ops Grzegorz Jaszczyk
2020-07-02 17:54   ` Marc Zyngier
2020-07-03 17:04     ` Grzegorz Jaszczyk
2020-07-10 21:04       ` Suman Anna
2020-07-02 14:17 ` [PATCHv3 5/6] irqchip/irq-pruss-intc: Add support for ICSSG INTC on K3 SoCs Grzegorz Jaszczyk
2020-07-02 17:59   ` Marc Zyngier
2020-07-03 17:05     ` Grzegorz Jaszczyk [this message]
2020-07-10 21:13       ` Suman Anna
2020-07-02 14:17 ` [PATCHv3 6/6] irqchip/irq-pruss-intc: Add event mapping support Grzegorz Jaszczyk
2020-07-02 16:24   ` Suman Anna
2020-07-05 13:39     ` Grzegorz Jaszczyk

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