Cregit: Linux 6.4: intel_gsc

Contributors: 5
Author	Tokens	Token Proportion	Commits	Commit Proportion
Daniele Ceraolo Spurio	163	87.63%	5	33.33%
Michal Wajdeczko	13	6.99%	4	26.67%
Chris Wilson	6	3.23%	3	20.00%
Jani Nikula	3	1.61%	2	13.33%
Mika Kuoppala	1	0.54%	1	6.67%
Total	186		15

/* SPDX-License-Identifier: MIT */
/*
 * Copyright © 2022 Intel Corporation
 */

#ifndef _INTEL_GSC_UC_H_
#define _INTEL_GSC_UC_H_

#include "intel_uc_fw.h"

struct i915_vma;
struct intel_context;

struct intel_gsc_uc {
	/* Generic uC firmware management */
	struct intel_uc_fw fw;

	/* GSC-specific additions */
	struct i915_vma *local; /* private memory for GSC usage */
	struct intel_context *ce; /* for submission to GSC FW via GSC engine */

	struct work_struct work; /* for delayed load */
};

void intel_gsc_uc_init_early(struct intel_gsc_uc *gsc);
int intel_gsc_uc_init(struct intel_gsc_uc *gsc);
void intel_gsc_uc_fini(struct intel_gsc_uc *gsc);
void intel_gsc_uc_suspend(struct intel_gsc_uc *gsc);
void intel_gsc_uc_resume(struct intel_gsc_uc *gsc);
void intel_gsc_uc_flush_work(struct intel_gsc_uc *gsc);
void intel_gsc_uc_load_start(struct intel_gsc_uc *gsc);

static inline bool intel_gsc_uc_is_supported(struct intel_gsc_uc *gsc)
{
	return intel_uc_fw_is_supported(&gsc->fw);
}

static inline bool intel_gsc_uc_is_wanted(struct intel_gsc_uc *gsc)
{
	return intel_uc_fw_is_enabled(&gsc->fw);
}

static inline bool intel_gsc_uc_is_used(struct intel_gsc_uc *gsc)
{
	GEM_BUG_ON(__intel_uc_fw_status(&gsc->fw) == INTEL_UC_FIRMWARE_SELECTED);
	return intel_uc_fw_is_available(&gsc->fw);
}

#endif

intel_gsc_uc.h