>From 3dea813806ecc117fadd2751580018040afefd0b Mon Sep 17 00:00:00 2001
From: Jesse Barnes <jbar...@virtuousgeek.org>
Date: Wed, 18 Nov 2009 04:31:47 +0000
Subject: [PATCH 1/2] 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 <jbar...@virtuousgeek.org>
---
drivers/gpu/drm/i915/i915_dma.c | 3 +++
include/drm/i915_drm.h | 1 +
2 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 093146b..419b399 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -810,6 +810,9 @@ static int i915_getparam(struct drm_device *dev, void *data,
case I915_PARAM_HAS_OVERLAY:
value = dev_priv->overlay ? 1 : 0;
break;
+ case I915_PARAM_HAS_PAGEFLIPPING:
+ value = 1;
+ 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 c900499..1b4f3a5 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -271,6 +271,7 @@ typedef struct drm_i915_irq_wait {
#define I915_PARAM_HAS_GEM 5
#define I915_PARAM_NUM_FENCES_AVAIL 6
#define I915_PARAM_HAS_OVERLAY 7
+#define I915_PARAM_HAS_PAGEFLIPPING 8
typedef struct drm_i915_getparam {
int param;
--
1.6.1.3
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