Attachment 103254 Details for Bug 81537 – set sink dpms around edid reads v2

[patch] set sink dpms around edid reads v2

dp_dpms-v2.patch (text/plain), 1.60 KB, created by Daniel Vetter on 2014-07-22 06:05:03 UTC

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Creator: Daniel Vetter

Created: 2014-07-22 06:05:03 UTC

Size: 1.60 KB

patch

obsolete

>diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
>index 8a1a4fbc06ac..8bbc9f31116a 100644
>--- a/drivers/gpu/drm/i915/intel_dp.c
>+++ b/drivers/gpu/drm/i915/intel_dp.c
>@@ -3476,6 +3476,8 @@ static struct edid *
> intel_dp_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter)
> {
> 	struct intel_connector *intel_connector = to_intel_connector(connector);
>+	struct intel_dp *intel_dp = intel_attached_dp(connector);
>+	struct edid *edid;
> 
> 	/* use cached edid if we have one */
> 	if (intel_connector->edid) {
>@@ -3486,13 +3488,19 @@ intel_dp_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter)
> 		return drm_edid_duplicate(intel_connector->edid);
> 	}
> 
>-	return drm_get_edid(connector, adapter);
>+	intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_ON);
>+	edid = drm_get_edid(connector, adapter);
>+	intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);
>+
>+	return edid;
> }
> 
> static int
> intel_dp_get_edid_modes(struct drm_connector *connector, struct i2c_adapter *adapter)
> {
> 	struct intel_connector *intel_connector = to_intel_connector(connector);
>+	struct intel_dp *intel_dp = intel_attached_dp(connector);
>+	int ret;
> 
> 	/* use cached edid if we have one */
> 	if (intel_connector->edid) {
>@@ -3504,7 +3512,11 @@ intel_dp_get_edid_modes(struct drm_connector *connector, struct i2c_adapter *ada
> 						    intel_connector->edid);
> 	}
> 
>-	return intel_ddc_get_modes(connector, adapter);
>+	intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_ON);
>+	ret = intel_ddc_get_modes(connector, adapter);
>+	intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);
>+
>+	return ret;
> }
> 
> static enum drm_connector_status

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Attachments on bug 81537: 103107 | 103108 | 103109 | 103225 | 103240 | 103253 | 103254 | 103290 | 103291 | 103293 | 103294 | 103295 | 105610 | 110085

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