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From: Marc Zyngier <maz@kernel.org>
To: Grzegorz Jaszczyk <grzegorz.jaszczyk@linaro.org>
Cc: tglx@linutronix.de, jason@lakedaemon.net, s-anna@ti.com,
	robh+dt@kernel.org, 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, wmills@ti.com
Subject: Re: [PATCHv3 5/6] irqchip/irq-pruss-intc: Add support for ICSSG INTC on K3 SoCs
Date: Thu, 02 Jul 2020 18:59:01 +0100
Message-ID: <d1b232c6f33a629117a2ecbd440622d0@kernel.org> (raw)
In-Reply-To: <1593699479-1445-6-git-send-email-grzegorz.jaszczyk@linaro.org>

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.

Thanks,

         M.
-- 
Jazz is not dead. It just smells funny...

  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 [this message]
2020-07-03 17:05     ` Grzegorz Jaszczyk
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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