From: Lee Jones <lee.jones@linaro.org>
To: Brian Masney <masneyb@onstation.org>
Cc: linus.walleij@linaro.org, sboyd@kernel.org,
bjorn.andersson@linaro.org, andy.gross@linaro.org,
marc.zyngier@arm.com, tglx@linutronix.de, shawnguo@kernel.org,
dianders@chromium.org, linux-gpio@vger.kernel.org,
nicolas.dechesne@linaro.org, niklas.cassel@linaro.org,
david.brown@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com,
thierry.reding@gmail.com, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
Subject: Re: [PATCH v2 04/11] mfd: pm8xxx: convert to v2 irq interfaces to support hierarchical IRQ chips
Date: Tue, 12 Feb 2019 08:38:54 +0000 [thread overview]
Message-ID: <20190212083854.GU20638@dell> (raw)
In-Reply-To: <20190208021631.30252-5-masneyb@onstation.org>
On Thu, 07 Feb 2019, Brian Masney wrote:
> Convert the PM8XXX IRQ code to use the version 2 IRQ interface in order
> to support hierarchical IRQ chips. This is necessary so that ssbi-gpio
> can be setup as a hierarchical IRQ chip with PM8xxx as the parent. IRQ
> chips in device tree should be usable from the start without having to
> make an additional call to gpio[d]_to_irq() to get the proper IRQ on the
> parent.
>
> pm8821_irq_domain_ops and pm8821_irq_domain_map are removed by this
> patch since the irq_chip is now contained in the pm_irq_data struct, and
> that allows us to use a common IRQ mapping function.
>
> This change was tested on an APQ8060 DragonBoard.
>
> Signed-off-by: Brian Masney <masneyb@onstation.org>
> Tested-by: Linus Walleij <linus.walleij@linaro.org>
> ---
> Changes since v1:
> - Put u8 config[0] at end along with a comment
> - Hardcode the IRQ flow handler as handle_level_irq like the original
> code.
> - Don't set IRQ handler in pm8xxx_irq_set_type() since this is already
> done in pm8xxx_irq_domain_map(). Linus: This is different than what
> you tested but this *should* be fine.
>
> drivers/mfd/qcom-pm8xxx.c | 75 ++++++++++++++++++++-------------------
> 1 file changed, 38 insertions(+), 37 deletions(-)
For Linus:
Acked-by: Lee Jones <lee.jones@linaro.org>
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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next prev parent reply other threads:[~2019-02-12 8:38 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-08 2:16 [PATCH v2 00/11] qcom: ssbi-gpio: add support for hierarchical IRQ chip Brian Masney
2019-02-08 2:16 ` [PATCH v2 01/11] pinctrl: qcom: ssbi-gpio: hardcode IRQ counts Brian Masney
2019-02-08 2:16 ` [PATCH v2 02/11] genirq: introduce irq_domain_translate_twocell Brian Masney
2019-02-08 13:25 ` Marc Zyngier
2019-02-08 2:16 ` [PATCH v2 03/11] genirq: introduce irq_chip_mask_ack_parent() Brian Masney
2019-02-08 2:16 ` [PATCH v2 04/11] mfd: pm8xxx: convert to v2 irq interfaces to support hierarchical IRQ chips Brian Masney
2019-02-12 8:38 ` Lee Jones [this message]
2019-02-08 2:16 ` [PATCH v2 05/11] mfd: pm8xxx: disassociate old virq if hwirq mapping already exists Brian Masney
2019-02-12 8:39 ` Lee Jones
2019-02-15 5:51 ` Stephen Boyd
2019-02-15 13:47 ` Brian Masney
2019-02-15 21:28 ` Stephen Boyd
2019-02-16 0:23 ` Brian Masney
2019-02-21 18:47 ` Stephen Boyd
2019-02-22 8:57 ` Marc Zyngier
2019-02-22 9:07 ` Linus Walleij
2019-02-08 2:16 ` [PATCH v2 06/11] qcom: ssbi-gpio: add support for hierarchical IRQ chip Brian Masney
2019-02-08 2:16 ` [PATCH v2 07/11] arm: dts: qcom: apq8064: add interrupt controller properties Brian Masney
2019-02-08 2:16 ` [PATCH v2 08/11] arm: dts: qcom: msm8660: " Brian Masney
2019-02-08 2:16 ` [PATCH v2 09/11] arm: dts: qcom: mdm9615: " Brian Masney
2019-02-08 2:16 ` [PATCH v2 10/11] ARM: dts: qcom-apq8060: Fix up interrupt parents Brian Masney
2019-02-08 2:16 ` [PATCH v2 11/11] mfd: pm8xxx: revert "disassociate old virq if hwirq mapping already exists" Brian Masney
2019-02-12 8:20 ` Lee Jones
2019-02-11 13:33 ` [PATCH v2 00/11] qcom: ssbi-gpio: add support for hierarchical IRQ chip Linus Walleij
2019-02-13 8:38 ` Linus Walleij
2019-02-21 11:59 ` Linus Walleij
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