Attachment 35782 Details for Bug 28070 – [Patch 1/2]: set the DP sync polarity according to the desired mode

[patch] [Patch 1/2]: set the DP sync polarity according to the desired mode

0001-drm-i915-Set-DP-sync-polarity-according-to-the-desi.patch (text/plain), 1.03 KB, created by ykzhao on 2010-05-21 07:13:33 UTC

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Creator: ykzhao

Created: 2010-05-21 07:13:33 UTC

Size: 1.03 KB

patch

obsolete

>From 1bf3eaadf2d46eb4d42b71f144809d1aec422387 Mon Sep 17 00:00:00 2001
>From: Zhao Yakui <yakui.zhao@intel.com>
>Date: Fri, 21 May 2010 21:22:09 +0800
>Subject: [PATCH] drm/i915: Set DP sync polarity according to the desired mode
>
>Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
>---
> drivers/gpu/drm/i915/intel_dp.c |    9 ++++++---
> 1 files changed, 6 insertions(+), 3 deletions(-)
>
>diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
>index 439506c..48ce732 100644
>--- a/drivers/gpu/drm/i915/intel_dp.c
>+++ b/drivers/gpu/drm/i915/intel_dp.c
>@@ -632,9 +632,12 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
> 
> 	dp_priv->DP = (DP_LINK_TRAIN_OFF |
> 			DP_VOLTAGE_0_4 |
>-			DP_PRE_EMPHASIS_0 |
>-			DP_SYNC_VS_HIGH |
>-			DP_SYNC_HS_HIGH);
>+			DP_PRE_EMPHASIS_0);
>+
>+	if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
>+		dp_priv->DP |= DP_SYNC_HS_HIGH;
>+	if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
>+		dp_priv->DP |= DP_SYNC_VS_HIGH;
> 
> 	switch (dp_priv->lane_count) {
> 	case 1:
>-- 
>1.5.4.5
>

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Attachments on bug 28070: 35578 | 35579 | 35580 | 35584 | 35585 | 35586 | 35587 | 35588 | 35625 | 35629 | 35782 | 35783 | 35789 | 35790 | 35958 | 35959 | 35974 | 36650

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