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path: root/drivers/gpu/drm/i915/i915_drv.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.c')
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 343e79a44abd..23e9a86cbc2a 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -441,6 +441,9 @@ static int i915_getparam_ioctl(struct drm_device *dev, void *data,
case I915_PARAM_CS_TIMESTAMP_FREQUENCY:
value = 1000 * INTEL_INFO(dev_priv)->cs_timestamp_frequency_khz;
break;
+ case I915_PARAM_MMAP_GTT_COHERENT:
+ value = INTEL_INFO(dev_priv)->has_coherent_ggtt;
+ break;
default:
DRM_DEBUG("Unknown parameter %d\n", param->param);
return -EINVAL;