linux/drivers/gpu/drm/i915/gt/intel_gt_pm.h
Chris Wilson 092be382a2 drm/i915: Lift intel_engines_resume() to callers
Since the reset path wants to recover the engines itself, it only wants
to reinitialise the hardware using i915_gem_init_hw(). Pull the call to
intel_engines_resume() to the module init/resume path so we can avoid it
during reset.

Fixes: 79ffac8599 ("drm/i915: Invert the GEM wakeref hierarchy")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190626154549.10066-3-chris@chris-wilson.co.uk
2019-06-26 18:01:01 +01:00

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C

/*
* SPDX-License-Identifier: MIT
*
* Copyright © 2019 Intel Corporation
*/
#ifndef INTEL_GT_PM_H
#define INTEL_GT_PM_H
#include <linux/types.h>
struct intel_gt;
enum {
INTEL_GT_UNPARK,
INTEL_GT_PARK,
};
void intel_gt_pm_get(struct intel_gt *gt);
void intel_gt_pm_put(struct intel_gt *gt);
void intel_gt_pm_init_early(struct intel_gt *gt);
void intel_gt_sanitize(struct intel_gt *gt, bool force);
int intel_gt_resume(struct intel_gt *gt);
#endif /* INTEL_GT_PM_H */