[Intel-gfx] [PATCH 2/2] drm/i915: GuC test run

Tvrtko Ursulin tursulin at ursulin.net
Wed Feb 21 17:25:10 UTC 2018


From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

With disabled aggressive idling from IGT. To see how shard run fares.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
---
 drivers/gpu/drm/i915/i915_debugfs.c | 3 ---
 drivers/gpu/drm/i915/i915_params.h  | 2 +-
 drivers/gpu/drm/i915/intel_uc.c     | 2 ++
 3 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 05b41045b8f9..61da6569ad6c 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -4076,9 +4076,6 @@ i915_drop_caches_set(void *data, u64 val)
 		i915_gem_shrink_all(dev_priv);
 	fs_reclaim_release(GFP_KERNEL);
 
-	if (val & DROP_IDLE)
-		drain_delayed_work(&dev_priv->gt.idle_work);
-
 	if (val & DROP_FREED)
 		i915_gem_drain_freed_objects(dev_priv);
 
diff --git a/drivers/gpu/drm/i915/i915_params.h b/drivers/gpu/drm/i915/i915_params.h
index 430f5f9d0ff4..3deae1e22974 100644
--- a/drivers/gpu/drm/i915/i915_params.h
+++ b/drivers/gpu/drm/i915/i915_params.h
@@ -47,7 +47,7 @@ struct drm_printer;
 	param(int, disable_power_well, -1) \
 	param(int, enable_ips, 1) \
 	param(int, invert_brightness, 0) \
-	param(int, enable_guc, 0) \
+	param(int, enable_guc, -1) \
 	param(int, guc_log_level, 0) \
 	param(char *, guc_firmware_path, NULL) \
 	param(char *, huc_firmware_path, NULL) \
diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c
index 9f1bac6398fb..b48056fb769d 100644
--- a/drivers/gpu/drm/i915/intel_uc.c
+++ b/drivers/gpu/drm/i915/intel_uc.c
@@ -63,6 +63,8 @@ static int __get_platform_enable_guc(struct drm_i915_private *dev_priv)
 		enable_guc |= ENABLE_GUC_LOAD_HUC;
 
 	/* Any platform specific fine-tuning can be done here */
+	if (boot_cpu_has(X86_FEATURE_HYPERVISOR))
+		enable_guc = 0;
 
 	return enable_guc;
 }
-- 
2.14.1



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