Attachment 37108 Details for Bug 28479 – [Patch 4/4]: validate modes for eDP by using fixe panel size

[patch] [Patch 4/4]: validate modes for eDP by using fixe panel size

0004-drm-i915-Validate-the-mode-for-eDP-by-adding-the-pa.patch (text/plain), 1.51 KB, created by ykzhao on 2010-07-16 00:28:10 UTC

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Creator: ykzhao

Created: 2010-07-16 00:28:10 UTC

Size: 1.51 KB

patch

obsolete

>From d093cd4a628c5e4adfb9df1dcfb2248d07cc8ec3 Mon Sep 17 00:00:00 2001
>From: Zhao Yakui <yakui.zhao@intel.com>
>Date: Fri, 16 Jul 2010 14:28:57 +0800
>Subject: [PATCH 4/4] drm/i915: Validate the mode for eDP by using fixed panel size
>
>Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
>---
> drivers/gpu/drm/i915/intel_dp.c |   11 +++++++++++
> 1 files changed, 11 insertions(+), 0 deletions(-)
>
>diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
>index ee7bd78..111146a 100644
>--- a/drivers/gpu/drm/i915/intel_dp.c
>+++ b/drivers/gpu/drm/i915/intel_dp.c
>@@ -150,9 +150,20 @@ intel_dp_mode_valid(struct drm_connector *connector,
> {
> 	struct drm_encoder *encoder = intel_attached_encoder(connector);
> 	struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
>+	struct intel_dp_priv *dp_priv = intel_encoder->dev_priv;
>+	struct drm_device *dev = connector->dev;
>+	struct drm_i915_private *dev_priv = dev->dev_private;
> 	int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_encoder));
> 	int max_lanes = intel_dp_max_lane_count(intel_encoder);
> 
>+	if ((IS_eDP(intel_encoder) || IS_PCH_eDP(dp_priv)) &&
>+				dev_priv->panel_fixed_mode) {
>+
>+		if (mode->hdisplay > dev_priv->panel_fixed_mode->hdisplay)
>+			return MODE_PANEL;
>+		if (mode->vdisplay > dev_priv->panel_fixed_mode->vdisplay)
>+			return MODE_PANEL;
>+	}
> 	/* only refuse the mode on non eDP since we have seen some wierd eDP panels
> 	   which are outside spec tolerances but somehow work by magic */
> 	if (!IS_eDP(intel_encoder) &&
>-- 
>1.5.4.5
>

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Attachments on bug 28479: 36190 | 36191 | 36192 | 36193 | 36699 | 36787 | 37105 | 37106 | 37107 | 37108 | 37230 | 37231 | 37232 | 37236 | 37256

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