[Intel-gfx] [PATCH] drm/i915: Call encoder hot_plug hook only for hdmi

[Jindal, Sonika]

On 9/7/2015 9:56 PM, Daniel Vetter wrote:
> On Mon, Sep 07, 2015 at 10:34:34AM +0530, Sonika Jindal wrote:
>> If the same port is enumerated as hdmi as well as DP, this will call
>> hot_plug hook for DP as well which is not required here.
>> This splitting of edid read and detect is done only for HDMI with this
>> series.
>>
>> v2: Avoid breaking DP hpd. Also corrected the commit message and
>> description accordingly. (Daniel)
>>
>> Signed-off-by: Sonika Jindal <sonika.jindal at intel.com>
>> ---
>>   drivers/gpu/drm/i915/intel_hotplug.c |    3 ++-
>>   1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/i915/intel_hotplug.c b/drivers/gpu/drm/i915/intel_hotplug.c
>> index 53c0173..ff4692a 100644
>> --- a/drivers/gpu/drm/i915/intel_hotplug.c
>> +++ b/drivers/gpu/drm/i915/intel_hotplug.c
>> @@ -331,7 +331,8 @@ static void i915_hotplug_work_func(struct work_struct *work)
>>   		if (hpd_event_bits & (1 << intel_encoder->hpd_pin)) {
>>   			DRM_DEBUG_KMS("Connector %s (pin %i) received hotplug event.\n",
>>   				      connector->name, intel_encoder->hpd_pin);
>> -			if (intel_encoder->hot_plug)
>> +			if (intel_encoder->hot_plug
>> +				&& connector->connector_type == DRM_MODE_CONNECTOR_HDMIA)
>
> Please use something like grep to find all the other ->hot_plug
> implementations and then please tell me why you don't break them all.
> -Daniel
>
Hmm, I only checked for hot_plug for DP/edp which is not there. Failed 
to notice that there is one in intel_sdvo.c.
My mistake. I will place it properly somewhere else.

Regards,
Sonika
>>   				intel_encoder->hot_plug(intel_encoder);
>>   			if (intel_hpd_irq_event(dev, connector))
>>   				changed = true;
>> --
>> 1.7.10.4
>>
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>