Commit e9560f7c authored by Jesse Barnes's avatar Jesse Barnes Committed by Eric Anholt

drm/i915: add GETPARAM request for page flipping

Add a GETPARAM request for checking if page flipping is supported.
Useful for the 2D driver to enable the flipping path.
Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: default avatarEric Anholt <eric@anholt.net>
parent 7bd4d7be
...@@ -810,6 +810,9 @@ static int i915_getparam(struct drm_device *dev, void *data, ...@@ -810,6 +810,9 @@ static int i915_getparam(struct drm_device *dev, void *data,
case I915_PARAM_HAS_OVERLAY: case I915_PARAM_HAS_OVERLAY:
value = dev_priv->overlay ? 1 : 0; value = dev_priv->overlay ? 1 : 0;
break; break;
case I915_PARAM_HAS_PAGEFLIPPING:
value = 1;
break;
default: default:
DRM_DEBUG_DRIVER("Unknown parameter %d\n", DRM_DEBUG_DRIVER("Unknown parameter %d\n",
param->param); param->param);
......
...@@ -271,6 +271,7 @@ typedef struct drm_i915_irq_wait { ...@@ -271,6 +271,7 @@ typedef struct drm_i915_irq_wait {
#define I915_PARAM_HAS_GEM 5 #define I915_PARAM_HAS_GEM 5
#define I915_PARAM_NUM_FENCES_AVAIL 6 #define I915_PARAM_NUM_FENCES_AVAIL 6
#define I915_PARAM_HAS_OVERLAY 7 #define I915_PARAM_HAS_OVERLAY 7
#define I915_PARAM_HAS_PAGEFLIPPING 8
typedef struct drm_i915_getparam { typedef struct drm_i915_getparam {
int param; int param;
......
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