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Diffstat (limited to 'tools/include/uapi/drm/i915_drm.h')
-rw-r--r--tools/include/uapi/drm/i915_drm.h31
1 files changed, 28 insertions, 3 deletions
diff --git a/tools/include/uapi/drm/i915_drm.h b/tools/include/uapi/drm/i915_drm.h
index 2ee338860b..d4d86e566e 100644
--- a/tools/include/uapi/drm/i915_drm.h
+++ b/tools/include/uapi/drm/i915_drm.h
@@ -806,6 +806,12 @@ typedef struct drm_i915_irq_wait {
*/
#define I915_PARAM_PXP_STATUS 58
+/*
+ * Query if kernel allows marking a context to send a Freq hint to SLPC. This
+ * will enable use of the strategies allowed by the SLPC algorithm.
+ */
+#define I915_PARAM_HAS_CONTEXT_FREQ_HINT 59
+
/* Must be kept compact -- no holes and well documented */
/**
@@ -2148,6 +2154,15 @@ struct drm_i915_gem_context_param {
* -EIO: The firmware did not succeed in creating the protected context.
*/
#define I915_CONTEXT_PARAM_PROTECTED_CONTENT 0xd
+
+/*
+ * I915_CONTEXT_PARAM_LOW_LATENCY:
+ *
+ * Mark this context as a low latency workload which requires aggressive GT
+ * frequency scaling. Use I915_PARAM_HAS_CONTEXT_FREQ_HINT to check if the kernel
+ * supports this per context flag.
+ */
+#define I915_CONTEXT_PARAM_LOW_LATENCY 0xe
/* Must be kept compact -- no holes and well documented */
/** @value: Context parameter value to be set or queried */
@@ -2623,19 +2638,29 @@ struct drm_i915_reg_read {
*
*/
+/*
+ * struct drm_i915_reset_stats - Return global reset and other context stats
+ *
+ * Driver keeps few stats for each contexts and also global reset count.
+ * This struct can be used to query those stats.
+ */
struct drm_i915_reset_stats {
+ /** @ctx_id: ID of the requested context */
__u32 ctx_id;
+
+ /** @flags: MBZ */
__u32 flags;
- /* All resets since boot/module reload, for all contexts */
+ /** @reset_count: All resets since boot/module reload, for all contexts */
__u32 reset_count;
- /* Number of batches lost when active in GPU, for this context */
+ /** @batch_active: Number of batches lost when active in GPU, for this context */
__u32 batch_active;
- /* Number of batches lost pending for execution, for this context */
+ /** @batch_pending: Number of batches lost pending for execution, for this context */
__u32 batch_pending;
+ /** @pad: MBZ */
__u32 pad;
};