On 02/05/17 12:49, Chris Wilson wrote:
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
index 34ee011f08ac..106d9140d65e 100644
--- a/include/uapi/drm/i915_drm.h
+++ b/include/uapi/drm/i915_drm.h
@@ -1327,6 +1327,17 @@ struct drm_i915_gem_context_param {
#define I915_CONTEXT_MAX_USER_PRIORITY 1023 /* inclusive */
#define I915_CONTEXT_DEFAULT_PRIORITY 0
#define I915_CONTEXT_MIN_USER_PRIORITY -1023 /* inclusive */
+#define I915_CONTEXT_PARAM_SSEU 0x7
+ __u64 value;
+};
+
+union drm_i915_gem_context_param_sseu {
+ struct {
+ u8 slice_mask;
+ u8 subslice_mask;
+ u8 min_eu_per_subslice;
+ u8 max_eu_per_subslice;
+ } packed;
__u64 value;
};
Would it make sense to expose this as a query through
DRM_IOCTL_I915_GETPARAM as well?
So the userspace could get the max values rather than just the last setup.
Cheers,
-
Lionel
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