diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_execbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_execbuffer.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 68e5b41dc7f..11545ff90db 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -984,6 +984,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, struct intel_ring_buffer *ring; u32 exec_start, exec_len; u32 seqno; + u32 mask; int ret, mode, i; if (!i915_gem_check_execbuffer(args)) { @@ -1021,6 +1022,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, } mode = args->flags & I915_EXEC_CONSTANTS_MASK; + mask = I915_EXEC_CONSTANTS_MASK; switch (mode) { case I915_EXEC_CONSTANTS_REL_GENERAL: case I915_EXEC_CONSTANTS_ABSOLUTE: @@ -1033,6 +1035,10 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, if (INTEL_INFO(dev)->gen > 5 && mode == I915_EXEC_CONSTANTS_REL_SURFACE) return -EINVAL; + + /* The HW changed the meaning on this bit on gen6 */ + if (INTEL_INFO(dev)->gen >= 6) + mask &= ~I915_EXEC_CONSTANTS_REL_SURFACE; } break; default: @@ -1172,8 +1178,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, intel_ring_emit(ring, MI_NOOP); intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1)); intel_ring_emit(ring, INSTPM); - intel_ring_emit(ring, - I915_EXEC_CONSTANTS_MASK << 16 | mode); + intel_ring_emit(ring, mask << 16 | mode); intel_ring_advance(ring); dev_priv->relative_constants_mode = mode; |