diff mbox series

[4/9] drm/i915/gen12: Flush L3

Message ID 20200430154735.22434-4-mika.kuoppala@linux.intel.com (mailing list archive)
State New, archived
Headers show
Series [1/9] Revert "drm/i915/tgl: Include ro parts of l3 to invalidate" | expand

Commit Message

Mika Kuoppala April 30, 2020, 3:47 p.m. UTC
Flush TDL and L3.

Signed-off-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
---
 drivers/gpu/drm/i915/gt/intel_lrc.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Chris Wilson May 3, 2020, 9:25 p.m. UTC | #1
Quoting Mika Kuoppala (2020-04-30 16:47:30)
> Flush TDL and L3.
> 
> Signed-off-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>

That's very misnamed bit!

There's a comment that this must be paired with the corresponding pc in
the same HW dispatch.
-Chris
Mika Kuoppala May 5, 2020, 8:45 a.m. UTC | #2
Chris Wilson <chris@chris-wilson.co.uk> writes:

> Quoting Mika Kuoppala (2020-04-30 16:47:30)
>> Flush TDL and L3.
>> 
>> Signed-off-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
>
> That's very misnamed bit!
>
> There's a comment that this must be paired with the corresponding pc in
> the same HW dispatch.

Not for gen12.
-Mika
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index b3ddb928d231..0bbce218157f 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -4554,6 +4554,7 @@  static int gen12_emit_flush_render(struct i915_request *request,
 
 		flags |= PIPE_CONTROL_L3_FABRIC_FLUSH;
 		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 */
@@ -4769,6 +4770,7 @@  gen12_emit_fini_breadcrumb_rcs(struct i915_request *request, u32 *cs)
 				       PIPE_CONTROL_CS_STALL |
 				       PIPE_CONTROL_L3_FABRIC_FLUSH |
 				       PIPE_CONTROL_TILE_CACHE_FLUSH |
+				       PIPE_CONTROL_FLUSH_L3 |
 				       PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH |
 				       PIPE_CONTROL_DEPTH_CACHE_FLUSH |
 				       /* Wa_1409600907:tgl */