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From: Michal Wajdeczko <michal.wajdeczko@intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [PATCH v2 2/2] HAX Enable HuC testing without GuC submission
Date: Thu,  6 Sep 2018 19:00:45 +0000	[thread overview]
Message-ID: <20180906190045.97188-2-michal.wajdeczko@intel.com> (raw)
In-Reply-To: <20180906190045.97188-1-michal.wajdeczko@intel.com>

This will let the driver decide where GuC can be used

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
---
 drivers/gpu/drm/i915/i915_params.h | 2 +-
 drivers/gpu/drm/i915/intel_uc.c    | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_params.h b/drivers/gpu/drm/i915/i915_params.h
index 6c4d4a2..323fdc2 100644
--- a/drivers/gpu/drm/i915/i915_params.h
+++ b/drivers/gpu/drm/i915/i915_params.h
@@ -46,7 +46,7 @@
 	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, -1) \
 	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 b1b3e81..87be3c7 100644
--- a/drivers/gpu/drm/i915/intel_uc.c
+++ b/drivers/gpu/drm/i915/intel_uc.c
@@ -64,6 +64,9 @@ static int __get_platform_enable_guc(struct drm_i915_private *i915)
 
 	/* Any platform specific fine-tuning can be done here */
 
+	/* HAX: Do not enable GuC submission in auto mode */
+	enable_guc &= ~ENABLE_GUC_SUBMISSION;
+
 	return enable_guc;
 }
 
-- 
1.9.1

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  reply	other threads:[~2018-09-06 19:01 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-06 19:00 [PATCH v2 1/2] drm/i915/guc: Update GuC power domain states Michal Wajdeczko
2018-09-06 19:00 ` Michal Wajdeczko [this message]
2018-09-06 19:25 ` ✗ Fi.CI.BAT: failure for series starting with [v2,1/2] " Patchwork

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