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From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Luotao Fu <l.fu@pengutronix.de>
Cc: Samuel Ortiz <sameo@linux.intel.com>,
	Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3 V2] mfd: add STMPE811 core support
Date: Mon, 14 Jun 2010 12:50:32 +0100	[thread overview]
Message-ID: <20100614115032.GA14604@rakim.wolfsonmicro.main> (raw)
In-Reply-To: <1276511558-27121-2-git-send-email-l.fu@pengutronix.de>

On Mon, Jun 14, 2010 at 12:32:36PM +0200, Luotao Fu wrote:

> +static void stmpe811_mask_work(struct work_struct *work)
> +{
> +	struct stmpe811 *stm = container_of(work, struct stmpe811, mask_work);
> +
> +	stmpe811_reg_write(stm, STMPE811_REG_INT_EN, stm->int_en_mask);
> +
> +	mutex_unlock(&stm->irq_mask_lock);
> +}

Why are you doing this in a workqueue?  You shouldn't need to do this -
you should implement the bus_lock() and bus_unlock() callbacks instead.

> +	ret = request_threaded_irq(client->irq, NULL, stmpe811_irq,
> +				   pdata->irq_flags, "stmpe811", stm);
> +	if (ret) {
> +		dev_err(&client->dev, "failed to request IRQ: %d\n", ret);
> +		goto err_free;
> +	}

I suspect you should be unconditionally putting IRQF_ONESHOT here since
the threaded IRQ requires it.

  reply	other threads:[~2010-06-14 11:50 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-11 10:13 Patch serie for STMPE811 Luotao Fu
2010-06-11 10:13 ` [PATCH 1/3] mfd: add STMPE811 core support Luotao Fu
2010-06-11 11:03   ` Jonathan Cameron
2010-06-11 11:33     ` Luotao Fu
2010-06-11 11:13   ` Mark Brown
2010-06-11 11:38     ` Luotao Fu
2010-06-11 13:28   ` Wolfram Sang
2010-06-11 10:13 ` [PATCH 2/3] gpio: add STMPE811 gpio controller support Luotao Fu
2010-06-11 10:13 ` [PATCH 3/3] input: STMPE811 touch " Luotao Fu
2010-06-11 11:21   ` Mark Brown
2010-06-11 11:45     ` Luotao Fu
2010-06-14 10:32 ` Patch serie for STMPE811 [V2] Luotao Fu
2010-06-15  9:00   ` Patch serie for STMPE811 [V3] Luotao Fu
2010-06-15  9:00   ` [PATCH 1/3 V3] mfd: add STMPE811 core support Luotao Fu
2010-06-15 14:59     ` Mark Brown
2010-06-15  9:00   ` [PATCH 2/3 V3] gpio: add STMPE811 gpio controller support Luotao Fu
2010-06-15  9:00   ` [PATCH 3/3 V3] input: STMPE811 touch " Luotao Fu
2010-06-14 10:32 ` [PATCH 1/3 V2] mfd: add STMPE811 core support Luotao Fu
2010-06-14 11:50   ` Mark Brown [this message]
2010-06-14 12:04     ` Luotao Fu
2010-06-14 10:32 ` [PATCH 2/3 V2] gpio: add STMPE811 gpio controller support Luotao Fu
2010-06-14 11:51   ` Mark Brown
2010-06-14 12:09     ` Luotao Fu
2010-06-14 12:13       ` Mark Brown
2010-06-14 12:13       ` Mark Brown
2010-06-14 12:28         ` Luotao Fu
2010-06-14 12:34           ` Mark Brown
2010-06-14 12:34             ` Mark Brown
2010-06-14 10:32 ` [PATCH 3/3 V2] input: STMPE811 touch " Luotao Fu

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