redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

drm/i915: Implement WaProgramMiArbOnOffAroundMiSetContext:bdw 

BSpec seems to tell us we need the MI_ARB_ON_OFF w/a around
MI_SET_CONTEXT on gen8.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
hifive-unleashed-5.1
Ville Syrjälä 2014-03-31 18:17:18 +03:00 committed by Daniel Vetter
parent 6157d3c83a
commit 64bed78820
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/gpu/drm/i915/i915_gem_context.c
View File

@ -606,8 +606,8 @@ mi_set_context(struct intel_ring_buffer *ring,
if (ret)
return ret;
/* WaProgramMiArbOnOffAroundMiSetContext:ivb,vlv,hsw */
if (IS_GEN7(ring->dev))
/* WaProgramMiArbOnOffAroundMiSetContext:ivb,vlv,hsw,bdw */
if (INTEL_INFO(ring->dev)->gen >= 7)
intel_ring_emit(ring, MI_ARB_ON_OFF | MI_ARB_DISABLE);
else
intel_ring_emit(ring, MI_NOOP);
@ -625,7 +625,7 @@ mi_set_context(struct intel_ring_buffer *ring,
*/
intel_ring_emit(ring, MI_NOOP);
if (IS_GEN7(ring->dev))
if (INTEL_INFO(ring->dev)->gen >= 7)
intel_ring_emit(ring, MI_ARB_ON_OFF | MI_ARB_ENABLE);
else
intel_ring_emit(ring, MI_NOOP);