UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/i915/tgl: Wa_1409600907 

To avoid possible hang, we need to add depth stall if we flush the
depth cache.

Signed-off-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20191015154449.10338-8-mika.kuoppala@linux.intel.com
This commit is contained in:
Mika Kuoppala 2019-10-15 18:44:46 +03:00 committed by Chris Wilson
parent 2cbe2d8c56
commit 2e19af9438
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/i915/gt/intel_lrc.c
View File

@ -3203,6 +3203,8 @@ 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;
@ -3435,6 +3437,8 @@ 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);