To avoid possible hang, we need to add depth stall if we flush the depth cache.
Signed-off-by: Mika Kuoppala <[email protected]> --- drivers/gpu/drm/i915/gt/intel_lrc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 5e98114a07a1..1ef23735c1f6 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -3204,6 +3204,8 @@ static int gen12_emit_flush_render(struct i915_request *request, flags |= PIPE_CONTROL_TILE_CACHE_FLUSH; flags |= PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH; flags |= PIPE_CONTROL_DEPTH_CACHE_FLUSH; + /* Wa_1409600907:tgl */ + flags |= PIPE_CONTROL_DEPTH_STALL; flags |= PIPE_CONTROL_DC_FLUSH_ENABLE; flags |= PIPE_CONTROL_FLUSH_ENABLE; flags |= PIPE_CONTROL_HDC_PIPELINE_FLUSH; @@ -3436,6 +3438,8 @@ gen12_emit_fini_breadcrumb_rcs(struct i915_request *request, u32 *cs) PIPE_CONTROL_TILE_CACHE_FLUSH | PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH | PIPE_CONTROL_DEPTH_CACHE_FLUSH | + /* Wa_1409600907:tgl */ + PIPE_CONTROL_DEPTH_STALL | PIPE_CONTROL_DC_FLUSH_ENABLE | PIPE_CONTROL_FLUSH_ENABLE | PIPE_CONTROL_HDC_PIPELINE_FLUSH); -- 2.17.1 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
