diff options
| author | Vinay Belgaumkar <vinay.belgaumkar@intel.com> | 2023-10-17 12:53:09 -0700 |
|---|---|---|
| committer | Andi Shyti <andi.shyti@linux.intel.com> | 2023-10-18 18:44:14 +0200 |
| commit | 5fde104ea8587c547732a06d9d6473f6e7e4ac1c (patch) | |
| tree | 9e7e16d8040b8cd86eecc9cbe7f0d9a7e6617e34 | |
| parent | f1cdb599ce0ef909343d6c8e7d372defbaa382b9 (diff) | |
drm/i915/mtl: Don't set PIPE_CONTROL_FLUSH_L3
This bit does not cause an explicit L3 flush. We already use
PIPE_CONTROL_DC_FLUSH_ENABLE for that purpose.
v2: Use FLUSH_L3 only pre-MTL since spec will likely remain
the same going forward.
Cc: Nirmoy Das <nirmoy.das@intel.com>
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Acked-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Signed-off-by: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231017195309.2476088-1-vinay.belgaumkar@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/gt/gen8_engine_cs.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c index 8b93cbe0f535..bafcd3d97720 100644 --- a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c @@ -278,7 +278,8 @@ int gen12_emit_flush_rcs(struct i915_request *rq, u32 mode) * deals with Protected Memory which is not needed for * AUX CCS invalidation and lead to unwanted side effects. */ - if (mode & EMIT_FLUSH) + if ((mode & EMIT_FLUSH) && + GRAPHICS_VER_FULL(rq->i915) < IP_VER(12, 70)) bit_group_1 |= PIPE_CONTROL_FLUSH_L3; bit_group_1 |= PIPE_CONTROL_TILE_CACHE_FLUSH; @@ -812,12 +813,14 @@ u32 *gen12_emit_fini_breadcrumb_rcs(struct i915_request *rq, u32 *cs) u32 flags = (PIPE_CONTROL_CS_STALL | PIPE_CONTROL_TLB_INVALIDATE | PIPE_CONTROL_TILE_CACHE_FLUSH | - PIPE_CONTROL_FLUSH_L3 | PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH | PIPE_CONTROL_DEPTH_CACHE_FLUSH | PIPE_CONTROL_DC_FLUSH_ENABLE | PIPE_CONTROL_FLUSH_ENABLE); + if (GRAPHICS_VER_FULL(rq->i915) < IP_VER(12, 70)) + flags |= PIPE_CONTROL_FLUSH_L3; + /* Wa_14016712196 */ if (IS_GFX_GT_IP_RANGE(gt, IP_VER(12, 70), IP_VER(12, 71)) || IS_DG2(i915)) /* dummy PIPE_CONTROL + depth flush */ |