From: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [Intel-gfx] [PATCH 2/2] drm/i915/mtl: Add Wa_22015279794
Date: Thu, 19 Jan 2023 17:06:39 -0800 [thread overview]
Message-ID: <20230120010639.3691331-2-radhakrishna.sripada@intel.com> (raw)
In-Reply-To: <20230120010639.3691331-1-radhakrishna.sripada@intel.com>
This patch adds the workaround to disable IC prefetch.
Original Author: Madhumitha Tolakanhalli Pradeep
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
---
drivers/gpu/drm/i915/gt/intel_workarounds.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index c52c5f9ad9ce..47ff4ca2bd61 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -1677,6 +1677,10 @@ xelpg_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal)
IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0))
wa_mcr_write_clr(wal, SARB_CHICKEN1, COMP_CKN_IN);
+ /* Wa_22015279794: mtl-p[a0] */
+ if (IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0))
+ wa_mcr_masked_en(wal, GEN10_CACHE_MODE_SS,
+ ENABLE_PREFETCH_INTO_IC);
/*
* Unlike older platforms, we no longer setup implicit steering here;
* all MCR accesses are explicitly steered.
--
2.34.1
next prev parent reply other threads:[~2023-01-20 1:07 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-20 1:06 [Intel-gfx] [PATCH 1/2] drm/i915/mtl: Add workarounds Wa_14017066071, Wa_14017654203 Radhakrishna Sripada
2023-01-20 1:06 ` Radhakrishna Sripada [this message]
2023-01-20 10:47 ` [Intel-gfx] [PATCH 2/2] drm/i915/mtl: Add Wa_22015279794 Rodrigo Vivi
2023-01-20 1:21 ` [Intel-gfx] ✗ Fi.CI.SPARSE: warning for series starting with [1/2] drm/i915/mtl: Add workarounds Wa_14017066071, Wa_14017654203 Patchwork
2023-01-20 1:35 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2023-01-20 10:47 ` [Intel-gfx] [PATCH 1/2] " Rodrigo Vivi
2023-01-24 8:58 ` Jani Nikula
2023-01-20 22:47 ` [Intel-gfx] ✗ Fi.CI.IGT: failure for series starting with [1/2] " Patchwork
-- strict thread matches above, loose matches on Subject: below --
2023-03-29 20:24 [Intel-gfx] [PATCH 0/2] Add MTL Wa_14017066071, Wa_14017654203 and Wa_22015279794 Gustavo Sousa
2023-03-29 20:24 ` [Intel-gfx] [PATCH 2/2] drm/i915/mtl: Add Wa_22015279794 Gustavo Sousa
2023-03-29 21:12 ` Matt Roper
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