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path: root/drivers/gpu/drm/i915/i915_cmd_parser.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_cmd_parser.c')
-rw-r--r--drivers/gpu/drm/i915/i915_cmd_parser.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c
index 593b657d3e59..86b3ae0934a7 100644
--- a/drivers/gpu/drm/i915/i915_cmd_parser.c
+++ b/drivers/gpu/drm/i915/i915_cmd_parser.c
@@ -847,12 +847,7 @@ bool i915_needs_cmd_parser(struct intel_engine_cs *ring)
if (!ring->needs_cmd_parser)
return false;
- /*
- * XXX: VLV is Gen7 and therefore has cmd_tables, but has PPGTT
- * disabled. That will cause all of the parser's PPGTT checks to
- * fail. For now, disable parsing when PPGTT is off.
- */
- if (USES_PPGTT(ring->dev))
+ if (!USES_PPGTT(ring->dev))
return false;
return (i915.enable_cmd_parser == 1);
@@ -888,8 +883,10 @@ static bool check_cmd(const struct intel_engine_cs *ring,
* OACONTROL writes to only MI_LOAD_REGISTER_IMM commands.
*/
if (reg_addr == OACONTROL) {
- if (desc->cmd.value == MI_LOAD_REGISTER_MEM)
+ if (desc->cmd.value == MI_LOAD_REGISTER_MEM) {
+ DRM_DEBUG_DRIVER("CMD: Rejected LRM to OACONTROL\n");
return false;
+ }
if (desc->cmd.value == MI_LOAD_REGISTER_IMM(1))
*oacontrol_set = (cmd[2] != 0);