diff options
author | Clint Taylor <clinton.a.taylor@intel.com> | 2022-02-11 08:23:33 +0300 |
---|---|---|
committer | Matt Roper <matthew.d.roper@intel.com> | 2022-02-25 22:32:42 +0300 |
commit | 1be6b46f731392267eeebef9d59600ff9999a987 (patch) | |
tree | 4f757662c131c77204295cf3815a9244c6a94871 /drivers/gpu/drm/i915 | |
parent | 8fbf28934acfdac08073a2d5697c7cacae8d3997 (diff) | |
download | linux-1be6b46f731392267eeebef9d59600ff9999a987.tar.xz |
drm/i915/dg2: add Wa_14014947963
BSPEC: 46123
v2: Address review feedback [MattR]
v3: move register definition to gt_regs [MattR]
Cc: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Clint Taylor <clinton.a.taylor@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220211052333.12306-1-clinton.a.taylor@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r-- | drivers/gpu/drm/i915/gt/intel_gt_regs.h | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/gt/intel_workarounds.c | 5 |
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_regs.h b/drivers/gpu/drm/i915/gt/intel_gt_regs.h index 18d158d77aba..d752db5669dd 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_regs.h +++ b/drivers/gpu/drm/i915/gt/intel_gt_regs.h @@ -465,6 +465,9 @@ #define GEN9_PGCTL_SSB_EU210_ACK (1 << 12) #define GEN9_PGCTL_SSB_EU311_ACK (1 << 14) +#define VF_PREEMPTION _MMIO(0x83a4) +#define PREEMPTION_VERTEX_COUNT REG_GENMASK(15, 0) + #define GEN8_RC6_CTX_INFO _MMIO(0x8504) #define GEN12_SQCM _MMIO(0x8724) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index b3067aed7f3e..0471d475e680 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -683,6 +683,11 @@ static void dg2_ctx_workarounds_init(struct intel_engine_cs *engine, /* Wa_16013271637:dg2 */ wa_masked_en(wal, SLICE_COMMON_ECO_CHICKEN1, MSC_MSAA_REODER_BUF_BYPASS_DISABLE); + + /* Wa_14014947963:dg2 */ + if (IS_DG2_GRAPHICS_STEP(engine->i915, G10, STEP_B0, STEP_FOREVER) || + IS_DG2_G11(engine->i915) || IS_DG2_G12(engine->i915)) + wa_masked_field_set(wal, VF_PREEMPTION, PREEMPTION_VERTEX_COUNT, 0x4000); } static void fakewa_disable_nestedbb_mode(struct intel_engine_cs *engine, |