[Intel-gfx] [RFC PATCH 10/18] drm/i915: Initializing DRRS for all connectors

Ramalingam C ramalingam.c at intel.com
Mon Jun 29 07:52:16 PDT 2015


On Friday 26 June 2015 10:42 PM, Daniel Vetter wrote:
> On Fri, Jun 26, 2015 at 07:21:54PM +0530, Ramalingam C wrote:
>> For all the connectors drrs init is invoked. drrs_init will
>> initialize the drrs for those connectors that support DRRS.
>>
>> Signed-off-by: Ramalingam C <ramalingam.c at intel.com>
>> ---
>>   drivers/gpu/drm/i915/intel_display.c |    5 +++++
>>   1 file changed, 5 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
>> index 3f48917..0e8467c 100644
>> --- a/drivers/gpu/drm/i915/intel_display.c
>> +++ b/drivers/gpu/drm/i915/intel_display.c
>> @@ -15021,6 +15021,7 @@ void intel_modeset_init(struct drm_device *dev)
>>   	int sprite, ret;
>>   	enum pipe pipe;
>>   	struct intel_crtc *crtc;
>> +	struct intel_connector *connector;
>>   
>>   	drm_mode_config_init(dev);
>>   
>> @@ -15090,6 +15091,10 @@ void intel_modeset_init(struct drm_device *dev)
>>   	i915_disable_vga(dev);
>>   	intel_setup_outputs(dev);
>>   
>> +	list_for_each_entry(connector, &dev->mode_config.connector_list,
>> +								base.head)
>> +		intel_drrs_init(dev, connector, connector->panel.fixed_mode);
> We initialize all the panel stuff in respective encoder callbacks, this is
> a layering violation. If we need to share more panel init code then that's
> ok, but the call needs to be in the edp/dsi/lvds/whatever init functions.
> -Daniel
Ok. Thought of making it generic connector property by calling the 
drrs_init for all
connector and  by validating the supported encoders at drrs_init. But I 
think we can move this call to
the corresponding encoder(dsi/eDP) init calls too. Will work on that. 
Thanks.

>
>> +
>>   	/* Just in case the BIOS is doing something questionable. */
>>   	intel_fbc_disable(dev);
>>   
>> -- 
>> 1.7.9.5
>>

-- 
Thanks,
--Ram



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