32 lines
776 B
C
32 lines
776 B
C
// SPDX-License-Identifier: MIT
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/*
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* Copyright 2025, Intel Corporation.
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*/
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#include <drm/drm_print.h>
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#include <drm/intel/display_parent_interface.h>
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#include "i915_display_pc8.h"
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#include "i915_drv.h"
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#include "intel_uncore.h"
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static void i915_display_pc8_block(struct drm_device *drm)
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{
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struct intel_uncore *uncore = &to_i915(drm)->uncore;
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/* to prevent PC8 state, just enable force_wake */
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intel_uncore_forcewake_get(uncore, FORCEWAKE_ALL);
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}
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static void i915_display_pc8_unblock(struct drm_device *drm)
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{
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struct intel_uncore *uncore = &to_i915(drm)->uncore;
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intel_uncore_forcewake_put(uncore, FORCEWAKE_ALL);
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}
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const struct intel_display_pc8_interface i915_display_pc8_interface = {
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.block = i915_display_pc8_block,
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.unblock = i915_display_pc8_unblock,
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};
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