On Mon, Sep 12, 2011 at 8:24 AM, K, Mythri P <mythr...@ti.com> wrote:
>> +bool ti_hdmi_4xxx_detect(struct hdmi_ip_data *ip_data)
>> +{
>> + int r;
>> +
>> + void __iomem *base = hdmi_core_sys_base(ip_data);
>> +
>> + /* HPD */
>> + r = REG_GET(base, HDMI_CORE_SYS_SYS_STAT, 1, 1);
>> +
>> + return r == 1;
>> +}
>> +
> For HPD the probe should also be on the core interrupt first , and the
> detect should be dynamic, ie based on the cable connect and disconnect
> event.So this approach for HPD is not really the way.
> Also that should be based on the GPIO(63) , I am planning to push a
> patch on that shortly.
Fwiw, we do still need a dssdrv->detect() function from omapdrm
driver.. if there is another way to implement that function, such as
with a GPIO, that is great. But somehow or another we need the detect
function. The implementation can always change later.
BR,
-R
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