On Sat, Aug 1, 2015 at 8:45 AM, Scott Wood [off-list ref] 
wrote:

On Fri, 2015-06-26 at 15:44 +0800, Yuantian.Tang-KZfg59tc24xl57MIdRCFDg@public.gmane.org wrote:

quoted

 +static void rcpm_v1_set_ip_power(bool enable, u32 *mask)
 +{
 +     if (enable)
 +             setbits32(&rcpm_v1_regs->ippdexpcr, *mask);
 +     else
 +             clrbits32(&rcpm_v1_regs->ippdexpcr, *mask);
 +}
 +
 +static void rcpm_v2_set_ip_power(bool enable, u32 *mask)
 +{
 +     if (enable)
 +             setbits32(&rcpm_v2_regs->ippdexpcr[0], *mask);
 +     else
 +             clrbits32(&rcpm_v2_regs->ippdexpcr[0], *mask);
 +}

Why do these take "u32 *mask" instead of "u32 mask"?

-Scott

I think it can be used in the case where there are several mask values.

-Chenhui

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