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authorAlex Dai <yu.dai@intel.com>2015-09-30 09:46:37 -0700
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-10-06 10:32:22 +0200
commita1c4199414539d7eea34e416fb64fb5178221381 (patch)
treebda17a9e08c2b5d686e1c1cc51f164132b83220b /drivers/gpu/drm/i915/intel_guc.h
parent3be60de9e9dc92c852c196cf4b62e287fa53963c (diff)
downloadop-kernel-dev-a1c4199414539d7eea34e416fb64fb5178221381.zip
op-kernel-dev-a1c4199414539d7eea34e416fb64fb5178221381.tar.gz
drm/i915/guc: Add host2guc notification for suspend and resume
Add host2guc interface to notify GuC power state changes when enter or resume from power saving state. v3: Move intel_guc_suspend to i915_drm_suspend for consistency. v2: Add GuC suspend/resume to runtime suspend/resume too v1: Change to a more flexible way when fill host to GuC scratch data in order to remove hard coding. Signed-off-by: Alex Dai <yu.dai@intel.com> Reviewed-by: Sagar Arun Kamble <sagar.a.kamble@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc.h')
-rw-r--r--drivers/gpu/drm/i915/intel_guc.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h
index 4ec2d27..081d5f6 100644
--- a/drivers/gpu/drm/i915/intel_guc.h
+++ b/drivers/gpu/drm/i915/intel_guc.h
@@ -110,6 +110,8 @@ extern void intel_guc_ucode_init(struct drm_device *dev);
extern int intel_guc_ucode_load(struct drm_device *dev);
extern void intel_guc_ucode_fini(struct drm_device *dev);
extern const char *intel_guc_fw_status_repr(enum intel_guc_fw_status status);
+extern int intel_guc_suspend(struct drm_device *dev);
+extern int intel_guc_resume(struct drm_device *dev);
/* i915_guc_submission.c */
int i915_guc_submission_init(struct drm_device *dev);
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