linux-kernel - Re: [PATCH 1/6] mfd: da9052-core: Use regmap_irq_get

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Date:	Mon, 19 Nov 2012 00:44:50 +0100
From:	Samuel Ortiz <sameo@...ux.intel.com>
To:	Fabio Estevam <festevam@...il.com>
Cc:	broonie@...nsource.wolfsonmicro.com, ashish.jangam@...tcummins.com,
	dchen@...semi.com, arnd@...db.de, kernel@...gutronix.de,
	linux-kernel@...r.kernel.org,
	Fabio Estevam <fabio.estevam@...escale.com>
Subject: Re: [PATCH 1/6] mfd: da9052-core: Use regmap_irq_get_virq() and fix
 the probe

Hi Fabio,

On Thu, Oct 04, 2012 at 12:15:04AM -0300, Fabio Estevam wrote:
> From: Fabio Estevam <fabio.estevam@...escale.com>
> 
> On a mx53qsb dt-kernel the da9052-core driver fails to probe as follows:
> 
> da9052 1-0048: DA9052 ADC IRQ failed ret=-22
> 
> The reason for the error was due to passing only the offset as the interrupt
> number in request_threaded_irq() without da9052->irq_base.
> 
> The recommended approach though is to use regmap_get_virq() to acquire the
> interrupt number and this allows to get rid of da9052->irq_base.
> 
> Fix it and allow the driver to probe successfully.
> 
> Also provide a few more error logs and change the irq string to "adc-irq", so
> that it appears as a single word in 'cat /proc/interrupts'
> 
> Signed-off-by: Fabio Estevam <fabio.estevam@...escale.com>
> ---
>  drivers/mfd/da9052-core.c |   34 +++++++++++++++++++---------------
>  1 file changed, 19 insertions(+), 15 deletions(-)
This patch and the next 5 ones are now applied to my for-next branch.

Cheers,
Samuel.

-- 
Intel Open Source Technology Centre
http://oss.intel.com/
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