Cregit: Linux 6.18: xe_tile

Contributors: 7
Author	Tokens	Token Proportion	Commits	Commit Proportion
Tejas Upadhyay	192	80.67%	1	14.29%
Matt Roper	16	6.72%	1	14.29%
Himal Prasad Ghimiray	12	5.04%	1	14.29%
Shuicheng Lin	8	3.36%	1	14.29%
Matthew Brost	4	1.68%	1	14.29%
Sujaritha Sundaresan	3	1.26%	1	14.29%
Matthew Auld	3	1.26%	1	14.29%
Total	238		7

// SPDX-License-Identifier: MIT
/*
 * Copyright © 2023 Intel Corporation
 */

#include <linux/kobject.h>
#include <linux/sysfs.h>
#include <drm/drm_managed.h>

#include "xe_pm.h"
#include "xe_tile.h"
#include "xe_tile_sysfs.h"
#include "xe_vram_freq.h"

static void xe_tile_sysfs_kobj_release(struct kobject *kobj)
{
	kfree(kobj);
}

static const struct kobj_type xe_tile_sysfs_kobj_type = {
	.release = xe_tile_sysfs_kobj_release,
	.sysfs_ops = &kobj_sysfs_ops,
};

static void tile_sysfs_fini(void *arg)
{
	struct xe_tile *tile = arg;

	kobject_put(tile->sysfs);
}

int xe_tile_sysfs_init(struct xe_tile *tile)
{
	struct xe_device *xe = tile_to_xe(tile);
	struct device *dev = xe->drm.dev;
	struct kobj_tile *kt;
	int err;

	kt = kzalloc(sizeof(*kt), GFP_KERNEL);
	if (!kt)
		return -ENOMEM;

	kobject_init(&kt->base, &xe_tile_sysfs_kobj_type);
	kt->tile = tile;

	err = kobject_add(&kt->base, &dev->kobj, "tile%d", tile->id);
	if (err)
		goto err_object;

	tile->sysfs = &kt->base;

	err = xe_vram_freq_sysfs_init(tile);
	if (err)
		goto err_object;

	return devm_add_action_or_reset(xe->drm.dev, tile_sysfs_fini, tile);

err_object:
	kobject_put(&kt->base);
	return err;
}

xe_tile_sysfs.c