Attachment 62901 Details for Bug 50808 – dont probe OUI for eDP

[patch] dont probe OUI for eDP

0001-drm-i915-don-t-probe-oui-for-eDP-panels.patch (text/plain), 1.28 KB, created by Daniel Vetter on 2012-06-11 12:22:33 UTC

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Creator: Daniel Vetter

Created: 2012-06-11 12:22:33 UTC

Size: 1.28 KB

patch

obsolete

>From f8468a1f69e76bbfc7daadf3522996d2b7c5ffc9 Mon Sep 17 00:00:00 2001
>From: Daniel Vetter <daniel.vetter@ffwll.ch>
>Date: Mon, 11 Jun 2012 21:21:22 +0200
>Subject: [PATCH] drm/i915: don't probe oui for eDP panels
>
>At least not in the detect function. We'd need eDP vdd to do so if the
>panel is off, but I've figured just disabling it is easier.
>
>This issue has been introduce in
>
>commit 0d198328538276c4459ef5de081e68ae60e6c4c2
>Author: Adam Jackson <ajax@redhat.com>
>Date:   Mon May 14 16:05:47 2012 -0400
>
>    drm/i915/dp: Probe branch/sink OUIs
>
>Cc: Adam Jackson <ajax@redhat.com>
>Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=50808
>Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
>Bugreport: http://permalink.gmane.org/gmane.comp.video.dri.devel/69695
>Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
>---
> drivers/gpu/drm/i915/intel_dp.c |    3 +++
> 1 file changed, 3 insertions(+)
>
>diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
>index 296cfc2..34e1769 100644
>--- a/drivers/gpu/drm/i915/intel_dp.c
>+++ b/drivers/gpu/drm/i915/intel_dp.c
>@@ -1970,6 +1970,9 @@ intel_dp_probe_oui(struct intel_dp *intel_dp)
> {
> 	u8 buf[3];
> 
>+	if (is_edp(intel_dp))
>+		return;
>+
> 	if (!(intel_dp->dpcd[DP_DOWN_STREAM_PORT_COUNT] & DP_OUI_SUPPORT))
> 		return;
> 
>-- 
>1.7.10
>

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Attachments on bug 50808: 62687 | 62692 | 62694 | 62716 | 62717 | 62775 | 62866 | 62901

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