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authorJason Ekstrand <jason.ekstrand@intel.com>2017-06-30 10:26:58 -0700
committerJason Ekstrand <jason.ekstrand@intel.com>2017-08-15 19:08:26 -0700
commiteb4564bf93f5c6268171a043491897797dbc108a (patch)
tree8dfd8220a361db0b6538984323fa2fd514ac1591 /include
parent5c4e4932e02164e18cba9ae2cf3ec56afa2f2a6b (diff)
intel/drm: Pull in the i915 fence array API
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/drm-uapi/i915_drm.h30
1 files changed, 28 insertions, 2 deletions
diff --git a/include/drm-uapi/i915_drm.h b/include/drm-uapi/i915_drm.h
index c26bf7c125f..338c8c2d935 100644
--- a/include/drm-uapi/i915_drm.h
+++ b/include/drm-uapi/i915_drm.h
@@ -431,6 +431,11 @@ typedef struct drm_i915_irq_wait {
*/
#define I915_PARAM_HAS_EXEC_BATCH_FIRST 48
+/* Query whether DRM_I915_GEM_EXECBUFFER2 supports supplying an array of
+ * drm_i915_gem_exec_fence structures. See I915_EXEC_FENCE_ARRAY.
+ */
+#define I915_PARAM_HAS_EXEC_FENCE_ARRAY 49
+
typedef struct drm_i915_getparam {
__s32 param;
/*
@@ -812,6 +817,17 @@ struct drm_i915_gem_exec_object2 {
__u64 rsvd2;
};
+struct drm_i915_gem_exec_fence {
+ /**
+ * User's handle for a dma-fence to wait on or signal.
+ */
+ __u32 handle;
+
+#define I915_EXEC_FENCE_WAIT (1<<0)
+#define I915_EXEC_FENCE_SIGNAL (1<<1)
+ __u32 flags;
+};
+
struct drm_i915_gem_execbuffer2 {
/**
* List of gem_exec_object2 structs
@@ -826,7 +842,10 @@ struct drm_i915_gem_execbuffer2 {
__u32 DR1;
__u32 DR4;
__u32 num_cliprects;
- /** This is a struct drm_clip_rect *cliprects */
+ /** This is a struct drm_clip_rect *cliprects if I915_EXEC_FENCE_ARRAY
+ * is not set. If I915_EXEC_FENCE_ARRAY is set, then this is a
+ * struct drm_i915_gem_exec_fence *fences.
+ */
__u64 cliprects_ptr;
#define I915_EXEC_RING_MASK (7<<0)
#define I915_EXEC_DEFAULT (0<<0)
@@ -927,7 +946,14 @@ struct drm_i915_gem_execbuffer2 {
* element).
*/
#define I915_EXEC_BATCH_FIRST (1<<18)
-#define __I915_EXEC_UNKNOWN_FLAGS (-(I915_EXEC_BATCH_FIRST<<1))
+
+/* Setting I915_FENCE_ARRAY implies that num_cliprects and cliprects_ptr
+ * define an array of i915_gem_exec_fence structures which specify a set of
+ * dma fences to wait upon or signal.
+ */
+#define I915_EXEC_FENCE_ARRAY (1<<19)
+
+#define __I915_EXEC_UNKNOWN_FLAGS (-(I915_EXEC_FENCE_ARRAY<<1))
#define I915_EXEC_CONTEXT_ID_MASK (0xffffffff)
#define i915_execbuffer2_set_context_id(eb2, context) \