[1/9] drm/i915/context: context switch, and PPGTT params

Commit Message

Ben Widawsky Feb. 1, 2011, 6:16 p.m. UTC

None

Patch

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 17bd766..bbaf60c 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -771,6 +771,12 @@  static int i915_getparam(struct drm_device *dev, void *data,
 	case I915_PARAM_HAS_EXEC_CONSTANTS:
 		value = INTEL_INFO(dev)->gen >= 4;
 		break;
+	case I915_PARAM_HAS_CONTEXTS:
+		value = HAS_HW_CONTEXTS(dev);
+		break;
+	case I915_PARAM_HAS_PPGTT:
+		value = HAS_PPGTT(dev);
+		break;
 	default:
 		DRM_DEBUG_DRIVER("Unknown parameter %d\n",
 				 param->param);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index a0149c6..caf0a28 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -950,6 +950,9 @@  enum intel_chip_family {
 #define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT)
 #define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX)
 
+#define HAS_HW_CONTEXTS(dev)	(INTEL_INFO(dev)->gen >= 4)
+#define HAS_PPGTT(dev)		(INTEL_INFO(dev)->gen >= 7)
+
 #include "i915_trace.h"
 
 extern struct drm_ioctl_desc i915_ioctls[];
diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index 0039f1f..26759a8 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -290,6 +290,8 @@  typedef struct drm_i915_irq_wait {
 #define I915_PARAM_HAS_RELAXED_FENCING	 12
 #define I915_PARAM_HAS_COHERENT_RINGS	 13
 #define I915_PARAM_HAS_EXEC_CONSTANTS	 14
+#define I915_PARAM_HAS_CONTEXTS		 15
+#define I915_PARAM_HAS_PPGTT		 16
 
 typedef struct drm_i915_getparam {
 	int param;