Attachment 61880 Details for Bug 49712 – fixed pch pll to pipe mapping on ibx

[patch] fixed pch pll to pipe mapping on ibx

0001-drm-i915-IBX-has-a-fixed-pch-pll-to-pch-pipe-mapping.patch (text/plain), 1.32 KB, created by Daniel Vetter on 2012-05-20 09:43:46 UTC

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Creator: Daniel Vetter

Created: 2012-05-20 09:43:46 UTC

Size: 1.32 KB

patch

obsolete

>From 469c4a221bff64130bec02b41a6c7a3892eba03f Mon Sep 17 00:00:00 2001
>From: Daniel Vetter <daniel.vetter@ffwll.ch>
>Date: Sun, 20 May 2012 18:41:57 +0200
>Subject: [PATCH] drm/i915: IBX has a fixed pch pll to pch pipe mapping
>
>This should fix breakage introduce in
>
>commit ee7b9f93fd96a72e5d09e2b44024c11880873c6b
>Author: Jesse Barnes <jbarnes@virtuousgeek.org>
>Date:   Fri Apr 20 17:11:53 2012 +0100
>
>    drm/i915: manage PCH PLLs separately from pipes
>
>Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
>Cc: Chris Wilson <chris@chris-wilson.co.uk>
>Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=49712
>Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
>---
> drivers/gpu/drm/i915/intel_display.c |    8 ++++++++
> 1 file changed, 8 insertions(+)
>
>diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
>index f3d39f4..0d95f88 100644
>--- a/drivers/gpu/drm/i915/intel_display.c
>+++ b/drivers/gpu/drm/i915/intel_display.c
>@@ -2911,6 +2911,14 @@ static struct intel_pch_pll *intel_get_pch_pll(struct intel_crtc *intel_crtc, u3
> 		goto prepare;
> 	}
> 
>+	if (HAS_PCH_IBX(dev_priv->dev)) {
>+		/* Ironlake PCH has a fixed PLL->PCH pipe association. */
>+		i = intel_crtc->pipe;
>+		pll = &dev_priv->pch_plls[i];
>+
>+		goto found;
>+	}
>+
> 	for (i = 0; i < dev_priv->num_pch_pll; i++) {
> 		pll = &dev_priv->pch_plls[i];
> 
>-- 
>1.7.10
>

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Attachments on bug 49712: 61317 | 61424 | 61425 | 61545 | 61592 | 61880

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