Commit e9560f7c authored Nov 19, 2009 by Jesse Barnes Committed by Eric Anholt Dec 01, 2009

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: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Eric Anholt <eric@anholt.net>

parent 7bd4d7be

drivers/gpu/drm/i915/i915_dma.c

+3 −0

Original line number	Original line	Diff line number	Diff line
	@@ -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);

include/drm/i915_drm.h

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -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;