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drm/i915: add I915_PARAM_HAS_BSD2 to i915_getparam

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This will let userland only try to use the new ring
when the appropriate kernel is present

v2: change the number to be consistent with upstream (Zhipeng)

Signed-off-by: Zhipeng Gong <zhipeng.gong@intel.com>
Reviewed--by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Zhipeng Gong 2015-01-13 08:48:25 +08:00 • committed by Daniel Vetter
commit 08e16dc874
2 changed files with 4 additions and 0 deletions
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3
drivers/gpu/drm/i915/i915_dma.c
View file

@ -92,6 +92,9 @@ static int i915_getparam(struct drm_device *dev, void *data,
case I915_PARAM_HAS_VEBOX: case I915_PARAM_HAS_VEBOX:
value = intel_ring_initialized(&dev_priv->ring[VECS]); value = intel_ring_initialized(&dev_priv->ring[VECS]);
break; break;
case I915_PARAM_HAS_BSD2:
value = intel_ring_initialized(&dev_priv->ring[VCS2]);
break;
case I915_PARAM_HAS_RELAXED_FENCING: case I915_PARAM_HAS_RELAXED_FENCING:
value = 1; value = 1;
break; break;

1
include/uapi/drm/i915_drm.h
View file

@ -346,6 +346,7 @@ typedef struct drm_i915_irq_wait {
#define I915_PARAM_CMD_PARSER_VERSION 28 #define I915_PARAM_CMD_PARSER_VERSION 28
#define I915_PARAM_HAS_COHERENT_PHYS_GTT 29 #define I915_PARAM_HAS_COHERENT_PHYS_GTT 29
#define I915_PARAM_MMAP_VERSION 30 #define I915_PARAM_MMAP_VERSION 30
#define I915_PARAM_HAS_BSD2 31
typedef struct drm_i915_getparam { typedef struct drm_i915_getparam {
int param; int param;