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-rw-r--r--include/uapi/drm/i915_drm.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
index 12003f0d8c7f..192dc1f8256b 100644
--- a/include/uapi/drm/i915_drm.h
+++ b/include/uapi/drm/i915_drm.h
@@ -258,6 +258,7 @@ typedef struct _drm_i915_sarea {
#define DRM_I915_GEM_USERPTR 0x33
#define DRM_I915_GEM_CONTEXT_GETPARAM 0x34
#define DRM_I915_GEM_CONTEXT_SETPARAM 0x35
+#define DRM_I915_PERF_OPEN 0x36
#define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
#define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
@@ -311,6 +312,7 @@ typedef struct _drm_i915_sarea {
#define DRM_IOCTL_I915_GEM_USERPTR DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_USERPTR, struct drm_i915_gem_userptr)
#define DRM_IOCTL_I915_GEM_CONTEXT_GETPARAM DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_GETPARAM, struct drm_i915_gem_context_param)
#define DRM_IOCTL_I915_GEM_CONTEXT_SETPARAM DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_SETPARAM, struct drm_i915_gem_context_param)
+#define DRM_IOCTL_I915_PERF_OPEN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_PERF_OPEN, struct drm_i915_perf_open_param)
/* Allow drivers to submit batchbuffers directly to hardware, relying
* on the security mechanisms provided by hardware.
@@ -1228,6 +1230,71 @@ struct drm_i915_gem_context_param {
__u64 value;
};
+enum drm_i915_perf_property_id {
+ /**
+ * Open the stream for a specific context handle (as used with
+ * execbuffer2). A stream opened for a specific context this way
+ * won't typically require root privileges.
+ */
+ DRM_I915_PERF_PROP_CTX_HANDLE = 1,
+
+ DRM_I915_PERF_PROP_MAX /* non-ABI */
+};
+
+struct drm_i915_perf_open_param {
+ __u32 flags;
+#define I915_PERF_FLAG_FD_CLOEXEC (1<<0)
+#define I915_PERF_FLAG_FD_NONBLOCK (1<<1)
+#define I915_PERF_FLAG_DISABLED (1<<2)
+
+ /** The number of u64 (id, value) pairs */
+ __u32 num_properties;
+
+ /**
+ * Pointer to array of u64 (id, value) pairs configuring the stream
+ * to open.
+ */
+ __u64 __user properties_ptr;
+};
+
+#define I915_PERF_IOCTL_ENABLE _IO('i', 0x0)
+#define I915_PERF_IOCTL_DISABLE _IO('i', 0x1)
+
+/**
+ * Common to all i915 perf records
+ */
+struct drm_i915_perf_record_header {
+ __u32 type;
+ __u16 pad;
+ __u16 size;
+};
+
+enum drm_i915_perf_record_type {
+
+ /**
+ * Samples are the work horse record type whose contents are extensible
+ * and defined when opening an i915 perf stream based on the given
+ * properties.
+ *
+ * Boolean properties following the naming convention
+ * DRM_I915_PERF_SAMPLE_xyz_PROP request the inclusion of 'xyz' data in
+ * every sample.
+ *
+ * The order of these sample properties given by userspace has no
+ * affect on the ordering of data within a sample. The order will be
+ * documented here.
+ *
+ * struct {
+ * struct drm_i915_perf_record_header header;
+ *
+ * TODO: itemize extensible sample data here
+ * };
+ */
+ DRM_I915_PERF_RECORD_SAMPLE = 1,
+
+ DRM_I915_PERF_RECORD_MAX /* non-ABI */
+};
+
#if defined(__cplusplus)
}
#endif