diff options
| author | Radhakrishna Sripada <radhakrishna.sripada@intel.com> | 2023-04-25 11:30:11 -0700 |
|---|---|---|
| committer | Radhakrishna Sripada <radhakrishna.sripada@intel.com> | 2023-04-26 15:56:46 -0700 |
| commit | a7fa1537b791cfb2ea3895ac448ab1455a4405f8 (patch) | |
| tree | a176374f697e85c5c0dfea1f16519969df977f1c /drivers/gpu/drm/i915/gt/intel_workarounds.c | |
| parent | 655bd3b954cf18ae4e1ff69ebbf4a20b562f580b (diff) | |
drm/i915/mtl: Implement Wa_14019141245
Enable strict RAR to prevent spurious GPU hangs.
v1.1: Rebase
Bspec: 51762
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Reviewed-by:Haridhar Kalvala <haridhar.kalvala@intel.com>
Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230425183011.865085-1-radhakrishna.sripada@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_workarounds.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_workarounds.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index de4f8e2e8e8c..ad9e7f49a6fa 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1699,6 +1699,9 @@ xelpg_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) wa_mcr_write_or(wal, RENDER_MOD_CTRL, FORCE_MISS_FTLB); wa_mcr_write_or(wal, COMP_MOD_CTRL, FORCE_MISS_FTLB); + /* Wa_14019141245 */ + wa_write_or(wal, GEN12_SQCNT1, GEN12_STRICT_RAR_ENABLE); + if (IS_MTL_GRAPHICS_STEP(gt->i915, M, STEP_A0, STEP_B0) || IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0)) { /* Wa_14014830051 */ @@ -1707,6 +1710,7 @@ xelpg_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) /* Wa_14015795083 */ wa_write_clr(wal, GEN7_MISCCPCTL, GEN12_DOP_CLOCK_GATE_RENDER_ENABLE); } + /* * Unlike older platforms, we no longer setup implicit steering here; * all MCR accesses are explicitly steered. |