diff mbox

drm/i915: Mark GuC load status as PENDING in i915_drm_resume_early

Message ID 1471669765-5935-23-git-send-email-sagar.a.kamble@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

sagar.a.kamble@intel.com Aug. 20, 2016, 5:09 a.m. UTC 
This will help avoid Host to GuC actions being called till GuC gets
loaded during i915_drm_resume.

Signed-off-by: Sagar Arun Kamble <sagar.a.kamble@intel.com>
---
 drivers/gpu/drm/i915/i915_drv.c | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index bc2c67b..b6921c1 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1629,6 +1629,7 @@  static int i915_drm_resume(struct drm_device *dev)
 static int i915_drm_resume_early(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = to_i915(dev);
+	struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
 	int ret;
 
 	/*
@@ -1685,6 +1686,12 @@  static int i915_drm_resume_early(struct drm_device *dev)
 		DRM_ERROR("Resume prepare failed: %d, continuing anyway\n",
 			  ret);
 
+	/*
+	 * Mark GuC FW load status as PENDING to avoid any Host to GuC actions
+	 * invoked till GuC gets loaded in i915_drm_resume.
+	*/
+	guc_fw->guc_fw_load_status = GUC_FIRMWARE_PENDING;
+
 	intel_uncore_early_sanitize(dev_priv, true);
 
 	if (IS_BROXTON(dev_priv)) {