Re: [PATCH 4/8] mfd: htc-i2cpld: Pass the IRQF_ONESHOT flag

From: Lee Jones
Date: Tue Jun 09 2015 - 03:55:51 EST


On Sat, 16 May 2015, Fabio Estevam wrote:

> From: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
>
> Since commit 1c6c69525b40eb76de8adf039409722015927dc3 ("genirq: Reject
> bogus threaded irq requests") threaded IRQs without a primary handler
> need to be requested with IRQF_ONESHOT, otherwise the request will fail.
>
> So pass the IRQF_ONESHOT flag in this case.
>
> The semantic patch that makes this change is available
> in scripts/coccinelle/misc/irqf_oneshot.cocci.
>
> Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
> ---
> drivers/mfd/htc-i2cpld.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)

Applied, thanks.

> diff --git a/drivers/mfd/htc-i2cpld.c b/drivers/mfd/htc-i2cpld.c
> index ebb9cf1..b54baad 100644
> --- a/drivers/mfd/htc-i2cpld.c
> +++ b/drivers/mfd/htc-i2cpld.c
> @@ -564,7 +564,8 @@ static int htcpld_core_probe(struct platform_device *pdev)
> htcpld->chained_irq = res->start;
>
> /* Setup the chained interrupt handler */
> - flags = IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING;
> + flags = IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING |
> + IRQF_ONESHOT;
> ret = request_threaded_irq(htcpld->chained_irq,
> NULL, htcpld_handler,
> flags, pdev->name, htcpld);

--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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