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From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [PATCH 07/11] drm/i915/tgl: Wa_1409170338
Date: Tue, 15 Oct 2019 18:44:45 +0300	[thread overview]
Message-ID: <20191015154449.10338-7-mika.kuoppala@linux.intel.com> (raw)
In-Reply-To: <20191015154449.10338-1-mika.kuoppala@linux.intel.com>

Avoid possible hang in tsg,vfe units by keeping
l3 clocks runnings.

Signed-off-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
---
 drivers/gpu/drm/i915/gt/intel_workarounds.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index b7d7fdc5ba90..4b7740aaf3bf 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -902,6 +902,12 @@ tgl_gt_workarounds_init(struct drm_i915_private *i915, struct i915_wa_list *wal)
 		wa_write_or(wal,
 			    SUBSLICE_UNIT_LEVEL_CLKGATE2,
 			    CPSSUNIT_CLKGATE_DIS);
+
+	/* Wa_1409180338:tgl */
+	if (IS_TGL_REVID(i915, TGL_REVID_A0, TGL_REVID_A0))
+		wa_write_or(wal,
+			    SLICE_UNIT_LEVEL_CLKGATE,
+			    L3_CLKGATE_DIS | L3_CR2X_CLKGATE_DIS);
 }
 
 static void
-- 
2.17.1

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  parent reply	other threads:[~2019-10-15 15:45 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-15 15:44 [PATCH 01/11] drm/i915/tgl: Add IS_TGL_REVID Mika Kuoppala
2019-10-15 15:44 ` [PATCH 02/11] drm/i915/tgl: Include ro parts of l3 to invalidate Mika Kuoppala
2019-10-15 15:44 ` [PATCH 03/11] drm/i915/tgl: Add HDC Pipeline Flush Mika Kuoppala
2019-10-15 15:55   ` Chris Wilson
2019-10-15 15:44 ` [PATCH 04/11] drm/i915/tgl: Add extra hdc flush workaround Mika Kuoppala
2019-10-15 15:57   ` Chris Wilson
2019-10-15 15:44 ` [PATCH 05/11] drm/i915/tgl: Keep FF dop clock enabled for A0 Mika Kuoppala
2019-10-15 16:00   ` Chris Wilson
2019-10-15 15:44 ` [PATCH 06/11] drm/i915/tgl: Wa_1409420604 Mika Kuoppala
2019-10-15 16:02   ` Chris Wilson
2019-10-15 15:44 ` Mika Kuoppala [this message]
2019-10-15 16:03   ` [PATCH 07/11] drm/i915/tgl: Wa_1409170338 Chris Wilson
2019-10-15 15:44 ` [PATCH 08/11] drm/i915/tgl: Wa_1409600907 Mika Kuoppala
2019-10-15 16:05   ` Chris Wilson
2019-10-15 15:44 ` [PATCH 09/11] drm/i915/tgl: Wa_1607138336 Mika Kuoppala
2019-10-15 16:06   ` Chris Wilson
2019-10-15 15:44 ` [PATCH 10/11] drm/i915/tgl: Wa_1607030317, Wa_1607186500, Wa_1607297627 Mika Kuoppala
2019-10-15 16:08   ` Chris Wilson
2019-10-15 15:44 ` [PATCH 11/11] drm/i915/tgl: Wa_1607138340 Mika Kuoppala
2019-10-15 16:10   ` Chris Wilson
2019-10-15 16:11 ` [PATCH 01/11] drm/i915/tgl: Add IS_TGL_REVID Chris Wilson
2019-10-15 18:21 ` ✗ Fi.CI.BUILD: failure for series starting with [01/11] " Patchwork

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