On 12/21/2012 04:35 PM, Pratik Patel wrote:
> On Fri, Dec 21, 2012 at 02:27:03PM -0800, Pratik Patel wrote:
>> On Wed, Dec 12, 2012 at 03:43:06PM -0600, Jon Hunter wrote:
>>> +
>>> +/**
>>> + * cti_irq_ack - acknowledges the CTI trigger output
>>> + * @cti: CTI instance
>>> + *
>>> + * Acknowledges the CTI trigger output by writting to the appropriate
>>> + * bit in the CTI interrupt acknowledge register.
>>> + */
>>> +int cti_irq_ack(struct cti *cti)
>>> +{
>>> + u32 v;
>>> +
>>> + if (!cti || !cti->enabled)
>>> + return -EINVAL;
>>> +
>>> + v = cti_readl(cti, CTIINTACK);
>>
>> Just curious if CTIINTACK is a read-write register? This is a
>> read-only for us.
>>
> Mistyped - its a write-only for us
You are right. Looking at the ARM documentation this is a write-only
register. I had copied this function from the original helpers but had
not checked if this was readable. I will correct this.
Cheers
Jon
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