/*
* Wa_16011777198:dg2: Unset the override of GUCRC mode to enable rc6.
*/
- if (intel_uc_uses_guc_rc(>->uc) &&
- (IS_DG2_GRAPHICS_STEP(gt->i915, G10, STEP_A0, STEP_C0) ||
- IS_DG2_GRAPHICS_STEP(gt->i915, G11, STEP_A0, STEP_B0)))
+ if (stream->override_gucrc)
drm_WARN_ON(>->i915->drm,
intel_guc_slpc_unset_gucrc_mode(>->uc.guc.slpc));
if (ret) {
drm_dbg(&stream->perf->i915->drm,
"Unable to override gucrc mode\n");
- goto err_config;
+ goto err_gucrc;
}
+
+ stream->override_gucrc = true;
}
ret = alloc_oa_buffer(stream);
free_oa_buffer(stream);
err_oa_buf_alloc:
- free_oa_configs(stream);
+ if (stream->override_gucrc)
+ intel_guc_slpc_unset_gucrc_mode(>->uc.guc.slpc);
+err_gucrc:
intel_uncore_forcewake_put(stream->uncore, FORCEWAKE_ALL);
intel_engine_pm_put(stream->engine);
+ free_oa_configs(stream);
+
err_config:
free_noa_wait(stream);
* buffer should be checked for available data.
*/
u64 poll_oa_period;
+
+ /**
+ * @override_gucrc: GuC RC has been overridden for the perf stream,
+ * and we need to restore the default configuration on release.
+ */
+ bool override_gucrc;
};
/**