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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 5/5] drm/i915: document a few more already implemented ilk w/as
Date: Thu, 18 Oct 2012 11:49:54 +0200
Message-ID: <1350553794-5534-6-git-send-email-daniel.vetter@ffwll.ch> (raw)
In-Reply-To: <1350553794-5534-1-git-send-email-daniel.vetter@ffwll.ch>

Found while strolling docs.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
 drivers/gpu/drm/i915/intel_pm.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index aa77639..45ffb2c 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3342,6 +3342,7 @@ static void ironlake_init_clock_gating(struct drm_device *dev)
 	/* Required for CxSR */
 	dspclk_gate |= DPARBUNIT_CLOCK_GATE_DISABLE;
 
+	/* WaDisableSVSMUnitClockGating */
 	I915_WRITE(PCH_3DCGDIS0,
 		   MARIUNIT_CLOCK_GATE_DISABLE |
 		   SVSMUNIT_CLOCK_GATE_DISABLE);
@@ -3353,7 +3354,7 @@ static void ironlake_init_clock_gating(struct drm_device *dev)
 	/*
 	 * According to the spec the following bits should be set in
 	 * order to enable memory self-refresh
-	 * The bit 22/21 of 0x42004
+	 * The bit 22/21 of 0x42004 (WaDisableDisplayFetchStrideStreching)
 	 * The bit 5 of 0x42020
 	 * The bit 15 of 0x45000
 	 */
-- 
1.7.10.4

      parent reply index

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-18  9:49 [PATCH 0/5] pile of ilk related workarounds Daniel Vetter
2012-10-18  9:49 ` [PATCH 1/5] drm/i915: implement WaIssueDummyWriteToWakupFromRC6 Daniel Vetter
2012-10-18 11:10   ` Chris Wilson
2012-10-18 12:14     ` [PATCH] drm/i915: implement WaIssueDummyWriteToWakeupFromRC6 Daniel Vetter
2012-10-18 12:16     ` Daniel Vetter
2012-10-18 11:17   ` [PATCH 1/5] drm/i915: implement WaIssueDummyWriteToWakupFromRC6 Chris Wilson
2012-10-18 11:21     ` Daniel Vetter
2012-10-18 11:25   ` Lespiau, Damien
2012-10-18  9:49 ` [PATCH 2/5] drm/i915: implement WaDisableRenderCachePipelinedFlush Daniel Vetter
2012-10-18 11:21   ` Chris Wilson
2012-10-29 21:33     ` Daniel Vetter
2012-10-18  9:49 ` [PATCH 3/5] drm/i915: WaInsertNoopAfterBatchEndCommand Daniel Vetter
2012-10-18 11:24   ` Chris Wilson
2012-10-18 12:19     ` [PATCH] " Daniel Vetter
2012-10-18  9:49 ` [PATCH 4/5] drm/i915: implement WaDisableSpriteDestColorKey Daniel Vetter
2012-10-18 11:32   ` Chris Wilson
2012-10-18  9:49 ` Daniel Vetter [this message]

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