diff options
| author | Radhakrishna Sripada <radhakrishna.sripada@intel.com> | 2024-03-18 14:00:25 -0700 |
|---|---|---|
| committer | Radhakrishna Sripada <radhakrishna.sripada@intel.com> | 2024-03-20 10:51:12 -0700 |
| commit | b4985cce8136d1cd91fafac1ec9a6d90b774fd01 (patch) | |
| tree | 1f0c67de2081696ee3dbe55ff0a90261c153753a | |
| parent | 8d4ba9fc1c6c33af779845bc08ff464a33e8ab43 (diff) | |
drm/i915/xelpg: Add Wa_14020495402
Disable clockgating for TDL SVHS fub.
v2: Implement in general render/compute wa's(MattR)
Bspec: 46045
Cc: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240318210025.562698-1-radhakrishna.sripada@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_gt_regs.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_workarounds.c | 6 |
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_regs.h b/drivers/gpu/drm/i915/gt/intel_gt_regs.h index 50962cfd1353..1f778b77f4f8 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_regs.h +++ b/drivers/gpu/drm/i915/gt/intel_gt_regs.h @@ -1215,6 +1215,7 @@ #define GEN12_DISABLE_EARLY_READ REG_BIT(14) #define GEN12_ENABLE_LARGE_GRF_MODE REG_BIT(12) #define GEN12_PUSH_CONST_DEREF_HOLD_DIS REG_BIT(8) +#define XELPG_DISABLE_TDL_SVHS_GATING REG_BIT(1) #define GEN12_DISABLE_DOP_GATING REG_BIT(0) #define RT_CTRL MCR_REG(0xe530) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 09461a3832dc..6352e38e0fa0 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -2891,10 +2891,14 @@ general_render_compute_wa_init(struct intel_engine_cs *engine, struct i915_wa_li if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_B0, STEP_FOREVER) || IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_B0, STEP_FOREVER) || - IS_GFX_GT_IP_RANGE(gt, IP_VER(12, 74), IP_VER(12, 74))) + IS_GFX_GT_IP_RANGE(gt, IP_VER(12, 74), IP_VER(12, 74))) { /* Wa_14017856879 */ wa_mcr_masked_en(wal, GEN9_ROW_CHICKEN3, MTL_DISABLE_FIX_FOR_EOT_FLUSH); + /* Wa_14020495402 */ + wa_mcr_masked_en(wal, GEN8_ROW_CHICKEN2, XELPG_DISABLE_TDL_SVHS_GATING); + } + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0)) /* |