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From: Daniel Vetter <daniel.vetter@ffwll.ch>
To: Intel Graphics Development <intel-gfx@lists.freedesktop.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Subject: [PATCH 1/6] drm/i915/crt: don't set HOTPLUG bits on !PCH
Date: Thu, 11 Oct 2012 20:08:23 +0200
Message-ID: <1349978908-7687-2-git-send-email-daniel.vetter@ffwll.ch> (raw)
In-Reply-To: <1349978908-7687-1-git-send-email-daniel.vetter@ffwll.ch>

... since they don't apply to pre-pch platforms and could actually be
harmful.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
 drivers/gpu/drm/i915/intel_crt.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index c42b980..46c90f5 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -235,7 +235,11 @@ static void intel_crt_mode_set(struct drm_encoder *encoder,
 			   dpll_md & ~DPLL_MD_UDI_MULTIPLIER_MASK);
 	}
 
-	adpa = ADPA_HOTPLUG_BITS;
+	if (HAS_PCH_SPLIT(dev))
+		adpa = ADPA_HOTPLUG_BITS;
+	else
+		adpa = 0;
+
 	if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
 		adpa |= ADPA_HSYNC_ACTIVE_HIGH;
 	if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
-- 
1.7.11.2

  reply index

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-11 18:08 [PATCH 0/6] reduce register save/restoring accross suspend/resume Daniel Vetter
2012-10-11 18:08 ` Daniel Vetter [this message]
2012-10-12  2:47   ` [PATCH 1/6] drm/i915/crt: don't set HOTPLUG bits on !PCH Paulo Zanoni
2012-10-12  8:45     ` Daniel Vetter
2012-10-12 17:17       ` Paulo Zanoni
2012-10-12 17:26         ` Daniel Vetter
2012-10-17 21:31           ` Paulo Zanoni
2012-10-11 18:08 ` [PATCH 2/6] drm/i915/crt: explicitly set up HOTPLUG_BITS on resume Daniel Vetter
2012-10-17 21:42   ` Paulo Zanoni
2012-10-11 18:08 ` [PATCH 3/6] drm/i915: don't save/restor ADPA for kms Daniel Vetter
2012-10-17 21:49   ` Paulo Zanoni
2012-10-18 12:34     ` Daniel Vetter
2012-10-11 18:08 ` [PATCH 4/6] drm/i915: don't save/restore DP regs " Daniel Vetter
2012-10-11 18:08 ` [PATCH 5/6] drm/i915: don't save/restore irq " Daniel Vetter
2012-10-11 18:08 ` [PATCH 6/6] drm/i915: don't save/restore HWS_PGA reg " Daniel Vetter
2012-10-17  9:32   ` [PATCH 1/3] drm/i915: don't save/restore DP regs " Daniel Vetter
2012-10-17  9:32     ` [PATCH 2/3] drm/i915: don't save/restore irq " Daniel Vetter
2012-10-17  9:32     ` [PATCH 3/3] drm/i915: don't save/restore HWS_PGA reg " Daniel Vetter
2012-10-17 19:52     ` [PATCH 1/3] drm/i915: don't save/restore DP regs " Paulo Zanoni
2012-10-17 20:39       ` Daniel Vetter

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