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[2/2] drm/i915: add I915_PARAM_HAS_BSD2 to i915_getparam

Message ID 1407397699-13247-2-git-send-email-zhipeng.gong@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Zhipeng Gong Aug. 7, 2014, 7:48 a.m. UTC 
This will let userland only try to use the new ring
when the appropriate kernel is present

Signed-off-by: Zhipeng Gong <zhipeng.gong@intel.com>
---
 drivers/gpu/drm/i915/i915_dma.c | 3 +++
 include/uapi/drm/i915_drm.h     | 1 +
 2 files changed, 4 insertions(+)
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Patch

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 2e7f03a..ce217e6 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -977,6 +977,9 @@  static int i915_getparam(struct drm_device *dev, void *data,
 	case I915_PARAM_HAS_VEBOX:
 		value = intel_ring_initialized(&dev_priv->ring[VECS]);
 		break;
+	case I915_PARAM_HAS_BSD2:
+		value = intel_ring_initialized(&dev_priv->ring[VCS2]);
+		break;
 	case I915_PARAM_HAS_RELAXED_FENCING:
 		value = 1;
 		break;
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
index 421420a..0518705 100644
--- a/include/uapi/drm/i915_drm.h
+++ b/include/uapi/drm/i915_drm.h
@@ -340,6 +340,7 @@  typedef struct drm_i915_irq_wait {
 #define I915_PARAM_HAS_EXEC_HANDLE_LUT   26
 #define I915_PARAM_HAS_WT     	 	 27
 #define I915_PARAM_CMD_PARSER_VERSION	 28
+#define I915_PARAM_HAS_BSD2		 29
 
 typedef struct drm_i915_getparam {
 	int param;