[Intel-gfx] [PATCH 1/2] drm/i915: Detect SDVO-RGB before SDVO TV

[Fu Michael]

Zhenyu Wang wrote:
> On 2010.02.02 08:19:32 +0800, Fu Michael wrote:
>   
>> This card _only_ have VGA connector from external, no way to switch to its TV 
>> capability. The motherboard design never intend to use the TV capability 
>> at all. Would using multiple connector or rename an output or not isn't 
>> the core of the issue. It is the non-existing TV connector is reported 
>> as connected bothering us...
>>     
>
> ok, looks like you need a quirk for that, based on SDVO vendor and device id...
>
>   
right. the problem is the same sdvo chip might be used to build a 
perfect SDVO card. It might be the motherboard builder's problem that 
make the sdvo chip think its TV is connected.

However, this remind me that DMI might be a good way to quirk this 
case... we may try that...Thanks for the hint, zhenyu.