[PATCH 28/28] drm/i915/dp: add pre-PCH eDP checking to DP detect for VLV

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On Fri, Mar 01, 2013 at 01:14:31PM -0800, Jesse Barnes wrote:
> Allows us to detect eDP panels that may not have the hotplug pin wired up.
> 
> Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>

Historically the lid status is horribly broken which is why it's disabled
by default. What changed to now enable it unconditionally? Is this a
requirement on vlv?
-Daniel

> ---
>  drivers/gpu/drm/i915/intel_dp.c |   10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> index 05e1000..c127cb7 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -2413,6 +2413,16 @@ g4x_dp_detect(struct intel_dp *intel_dp)
>  	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
>  	uint32_t bit;
>  
> +	/* Can't disconnect eDP, but you can close the lid... */
> +	if (is_edp(intel_dp)) {
> +		enum drm_connector_status status;
> +
> +		status = intel_panel_detect(dev);
> +		if (status == connector_status_unknown)
> +			status = connector_status_connected;
> +		return status;
> +	}
> +
>  	switch (intel_dig_port->port) {
>  	case PORT_B:
>  		bit = PORTB_HOTPLUG_LIVE_STATUS;
> -- 
> 1.7.9.5
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch


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