Attachment 37105 Details for Bug 28479 – [Patch 1/4]: Add fixed panel mode for eDP without fixed mode in VBT

[patch] [Patch 1/4]: Add fixed panel mode for eDP without fixed mode in VBT

0001-drm-i915-Add-fixed-panel-mode-from-EDID-for-eDP-wit.patch (text/plain), 1.29 KB, created by ykzhao on 2010-07-16 00:26:05 UTC

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Creator: ykzhao

Created: 2010-07-16 00:26:05 UTC

Size: 1.29 KB

patch

obsolete

>From 97527e52c8023797776d3225b50bfbb1c09499f7 Mon Sep 17 00:00:00 2001
>From: Zhao Yakui <yakui.zhao@intel.com>
>Date: Fri, 16 Jul 2010 14:28:41 +0800
>Subject: [PATCH 1/4] drm/i915: Add fixed panel mode parsed from EDID for eDP without fixed mode in VBT
>
>Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
>---
> drivers/gpu/drm/i915/intel_dp.c |   17 +++++++++++++++--
> 1 files changed, 15 insertions(+), 2 deletions(-)
>
>diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
>index b4f0282..4c51426 100644
>--- a/drivers/gpu/drm/i915/intel_dp.c
>+++ b/drivers/gpu/drm/i915/intel_dp.c
>@@ -1325,8 +1325,21 @@ static int intel_dp_get_modes(struct drm_connector *connector)
> 	 */
> 
> 	ret = intel_ddc_get_modes(connector, intel_encoder->ddc_bus);
>-	if (ret)
>-		return ret;
>+	if (ret) {
>+		if ((IS_eDP(intel_encoder) || IS_PCH_eDP(dp_priv)) &&
>+				!dev_priv->panel_fixed_mode) {
>+			struct drm_display_mode *newmode;
>+			list_for_each_entry(newmode, &connector->probed_modes,
>+							head) {
>+				if (newmode->type & DRM_MODE_TYPE_PREFERRED) {
>+					dev_priv->panel_fixed_mode =
>+					drm_mode_duplicate(dev, newmode);
>+					return ret;
>+				}
>+			}
>+		} else
>+			return ret;
>+	}
> 
> 	/* if eDP has no EDID, try to use fixed panel mode from VBT */
> 	if (IS_eDP(intel_encoder) || IS_PCH_eDP(dp_priv)) {
>-- 
>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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