---
include/drm-uapi/i915_drm.h | 56 ++++++++++++++++++++++++++++++++++++-
1 file changed, 55 insertions(+), 1 deletion(-)
diff --git a/include/drm-uapi/i915_drm.h b/include/drm-uapi/i915_drm.h
index 16e452aa..17f56dcd 100644
--- a/include/drm-uapi/i915_drm.h
+++ b/include/drm-uapi/i915_drm.h
@@ -1620,6 +1620,7 @@ struct drm_i915_perf_oa_config {
struct drm_i915_query_item {
__u64 query_id;
#define DRM_I915_QUERY_TOPOLOGY_INFO 1
+#define DRM_I915_QUERY_PERF_CONFIG 2
/*
* When set to zero by userspace, this is filled with the size of the
@@ -1646,9 +1647,18 @@ struct drm_i915_query {
__u32 num_items;
/*
- * Unused for now. Must be cleared to zero.
+ * When query_id == DRM_I915_QUERY_TOPOLOGY_INFO, must be 0.
+ *
+ * When query_id == DRM_I915_QUERY_PERF_CONFIG, must be one of the
+ * following :
+ * - DRM_I915_QUERY_PERF_CONFIG_LIST
+ * - DRM_I915_QUERY_PERF_CONFIG_DATA_FOR_UUID
+ * - DRM_I915_QUERY_PERF_CONFIG_FOR_UUID
*/
__u32 flags;
+#define DRM_I915_QUERY_PERF_CONFIG_LIST 1
+#define DRM_I915_QUERY_PERF_CONFIG_DATA_FOR_UUID 2
+#define DRM_I915_QUERY_PERF_CONFIG_DATA_FOR_ID 3
/*
* This points to an array of num_items drm_i915_query_item structures.
@@ -1717,6 +1727,50 @@ struct drm_i915_query_topology_info {
__u8 data[];
};
+/*
+ * Data written by the kernel with query DRM_I915_QUERY_PERF_CONFIG.
+ */
+struct drm_i915_query_perf_config {
+ union {
+ /*
+ * When query_item.flags == DRM_I915_QUERY_PERF_CONFIG_LIST, i915 sets
+ * this fields to the number of configurations available.
+ */
+ __u64 n_configs;
+
+ /*
+ * When query_id == DRM_I915_QUERY_PERF_CONFIG_DATA, i915 will
+ * use the value in this field as configuration identifier to
+ * decide what data to write into config_ptr.
+ */
+ __u64 config;
+
+ /** String formatted like "%08x-%04x-%04x-%04x-%012x" */
+ char uuid[36];
+ };
+
+ /*
+ * Unused for now. Must be cleared to zero.
+ */
+ __u32 flags;
+
+ /*
+ * When query_item.flags == DRM_I915_QUERY_PERF_CONFIG_LIST, i915 will
+ * write an array of __u64 of configuration identifiers.
+ *
+ * When query_item.flags == DRM_I915_QUERY_PERF_CONFIG_DATA, i915 will
+ * write a struct drm_i915_perf_oa_config. If the following fields of
+ * drm_i915_perf_oa_config are set not set to 0, i915 will write into
+ * the associated pointers the values of submitted when the
+ * configuration was created :
+ *
+ * - n_mux_regs
+ * - n_boolean_regs
+ * - n_flex_regs
+ */
+ __u8 data[];
+};
+
#if defined(__cplusplus)
}
#endif
--
2.17.1
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