From 3bece767dab2ffbd6f77be1a0ceb3e214f0144f8 Mon Sep 17 00:00:00 2001 From: Haridhar Kalvala Date: Tue, 18 Apr 2023 15:04:46 -0700 Subject: [PATCH] drm/i915/mtl: WA to clear RDOP clock gating Workaround implementation to clear RDOP clock gating. Bspec: 66622 Signed-off-by: Haridhar Kalvala Signed-off-by: Radhakrishna Sripada Reviewed-by: Matt Atwood Link: https://patchwork.freedesktop.org/patch/msgid/20230418220446.2205509-5-radhakrishna.sripada@intel.com --- drivers/gpu/drm/i915/gt/intel_workarounds.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index b925ef47304b6..312eb8b5f9491 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1703,6 +1703,9 @@ xelpg_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) /* Wa_18018781329 */ wa_mcr_write_or(wal, RENDER_MOD_CTRL, FORCE_MISS_FTLB); wa_mcr_write_or(wal, COMP_MOD_CTRL, FORCE_MISS_FTLB); + + /* Wa_14015795083 */ + wa_write_clr(wal, GEN7_MISCCPCTL, GEN12_DOP_CLOCK_GATE_RENDER_ENABLE); } /* -- 2.30.2