[PATCH 23/25] drm/i915/gen12: Flush L3

[Timo Aaltonen]

From: Mika Kuoppala <mika.kuoppala at linux.intel.com>

BugLink: https://bugs.launchpad.net/bugs/1855399

Flush TDL,L3 and EUs

Signed-off-by: Mika Kuoppala <mika.kuoppala at linux.intel.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20200506144734.29297-3-mika.kuoppala@linux.intel.com
(cherry picked from commit 0c7c0c8e6f09e0301e02266a0c83611d721adebb)
Signed-off-by: Timo Aaltonen <timo.aaltonen at canonical.com>
---
 drivers/gpu/drm/i915/gt/intel_lrc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index ac4121038517..c2e410f3e307 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -3946,6 +3946,7 @@ static int gen12_emit_flush_render(struct i915_request *request,
 		u32 *cs;
 
 		flags |= PIPE_CONTROL_TILE_CACHE_FLUSH;
+		flags |= PIPE_CONTROL_FLUSH_L3;
 		flags |= PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH;
 		flags |= PIPE_CONTROL_DEPTH_CACHE_FLUSH;
 		/* Wa_1409600907:tgl */
@@ -4161,6 +4162,7 @@ gen12_emit_fini_breadcrumb_rcs(struct i915_request *request, u32 *cs)
 				       PIPE_CONTROL0_HDC_PIPELINE_FLUSH,
 				       PIPE_CONTROL_CS_STALL |
 				       PIPE_CONTROL_TILE_CACHE_FLUSH |
+				       PIPE_CONTROL_FLUSH_L3 |
 				       PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH |
 				       PIPE_CONTROL_DEPTH_CACHE_FLUSH |
 				       /* Wa_1409600907:tgl */
-- 
2.25.1