drm/i915: add HAS_BSD check to i915_getparam
This will let userland only try to use the new media decode
functionality when the appropriate kernel is present.
Signed-off-by: Zou Nan hai <nanhai.zou@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 6577798..84ce956 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -744,6 +744,9 @@
/* depends on GEM */
value = dev_priv->has_gem;
break;
+ case I915_PARAM_HAS_BSD:
+ value = HAS_BSD(dev);
+ break;
default:
DRM_DEBUG_DRIVER("Unknown parameter %d\n",
param->param);
diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index e916870..7f0028e 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -275,6 +275,7 @@
#define I915_PARAM_HAS_OVERLAY 7
#define I915_PARAM_HAS_PAGEFLIPPING 8
#define I915_PARAM_HAS_EXECBUF2 9
+#define I915_PARAM_HAS_BSD 10
typedef struct drm_i915_getparam {
int param;