Intel-GFX Archive on lore.kernel.org
 help / color / mirror / Atom feed
From: Matt Roper <matthew.d.roper@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Subject: [Intel-gfx] [PATCH 3/3] drm/i915/tgl: Extend Wa_1408615072 to tgl
Date: Mon, 23 Dec 2019 17:20:26 -0800	[thread overview]
Message-ID: <20191224012026.3157766-4-matthew.d.roper@intel.com> (raw)
In-Reply-To: <20191224012026.3157766-1-matthew.d.roper@intel.com>

Although the workaround number and description are the same, the vsunit
clock gate disable bit has moved to a new register and location on
gen12.

Bspec: 52890
Bspec: 52758
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
---
 drivers/gpu/drm/i915/i915_reg.h | 3 +++
 drivers/gpu/drm/i915/intel_pm.c | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 968a43f7cd98..030a3f3e69af 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -4181,6 +4181,9 @@ enum {
 #define   HSUNIT_CLKGATE_DIS		REG_BIT(8)
 #define   VSUNIT_CLKGATE_DIS		REG_BIT(3)
 
+#define UNSLICE_UNIT_LEVEL_CLKGATE2	_MMIO(0x94e4)
+#define   VSUNIT_CLKGATE_DIS_TGL	REG_BIT(19)
+
 #define INF_UNIT_LEVEL_CLKGATE		_MMIO(0x9560)
 #define   CGPSF_CLKGATE_DIS		(1 << 3)
 
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 58ba6cbf9a57..fe02ac3a3674 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -6605,6 +6605,10 @@ static void tgl_init_clock_gating(struct drm_i915_private *dev_priv)
 	u32 vd_pg_enable = 0;
 	unsigned int i;
 
+	/* Wa_1408615072:tgl */
+	intel_uncore_rmw(&dev_priv->uncore, UNSLICE_UNIT_LEVEL_CLKGATE2,
+			 0, VSUNIT_CLKGATE_DIS_TGL);
+
 	/* This is not a WA. Enable VD HCP & MFX_ENC powergate */
 	for (i = 0; i < I915_MAX_VCS; i++) {
 		if (HAS_ENGINE(dev_priv, _VCS(i)))
-- 
2.23.0

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

  parent reply	other threads:[~2019-12-24  1:20 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-24  1:20 [Intel-gfx] [PATCH 0/3] Workaround updates Matt Roper
2019-12-24  1:20 ` [Intel-gfx] [PATCH 1/3] drm/i915: Extend WaDisableDARBFClkGating to icl, ehl, tgl Matt Roper
2019-12-24 16:52   ` Lucas De Marchi
2019-12-24  1:20 ` [Intel-gfx] [PATCH 2/3] drm/i915: Add Wa_1408615072 and Wa_1407596294 to icl, ehl Matt Roper
2019-12-24 17:05   ` Lucas De Marchi
2019-12-24  1:20 ` Matt Roper [this message]
2019-12-24 17:20   ` [Intel-gfx] [PATCH 3/3] drm/i915/tgl: Extend Wa_1408615072 to tgl Lucas De Marchi
2019-12-24  1:58 ` [Intel-gfx] ✗ Fi.CI.BAT: failure for Workaround updates Patchwork
2019-12-24  6:07 ` [Intel-gfx] ✗ Fi.CI.BAT: failure for Workaround updates (rev2) Patchwork
2019-12-24 17:15   ` Matt Roper
2019-12-24 17:51 ` [Intel-gfx] ✓ Fi.CI.BAT: success for Workaround updates (rev3) Patchwork
2019-12-25 19:31 ` [Intel-gfx] [PATCH 0/3] Workaround updates Lionel Landwerlin
2019-12-26 17:39   ` Matt Roper
2019-12-26 18:09     ` Lionel Landwerlin
2019-12-26 18:36       ` Matt Roper
2019-12-27 10:35 ` [Intel-gfx] ✓ Fi.CI.IGT: success for Workaround updates (rev3) Patchwork
2019-12-27 18:49   ` Matt Roper

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20191224012026.3157766-4-matthew.d.roper@intel.com \
    --to=matthew.d.roper@intel.com \
    --cc=intel-gfx@lists.freedesktop.org \
    --cc=lucas.demarchi@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox