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f5783b5026
This information is already part of the query IOCTL. Let's not duplicate it here in the sysfs. Cc: Matt Roper <matthew.d.roper@intel.com> Reviewed-by: Matt Roper <matthew.d.roper@intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
57 lines
1.2 KiB
C
57 lines
1.2 KiB
C
// SPDX-License-Identifier: MIT
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/*
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* Copyright © 2023 Intel Corporation
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*/
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#include <linux/kobject.h>
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#include <linux/sysfs.h>
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#include <drm/drm_managed.h>
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#include "xe_tile.h"
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#include "xe_tile_sysfs.h"
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static void xe_tile_sysfs_kobj_release(struct kobject *kobj)
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{
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kfree(kobj);
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}
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static const struct kobj_type xe_tile_sysfs_kobj_type = {
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.release = xe_tile_sysfs_kobj_release,
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.sysfs_ops = &kobj_sysfs_ops,
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};
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static void tile_sysfs_fini(struct drm_device *drm, void *arg)
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{
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struct xe_tile *tile = arg;
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kobject_put(tile->sysfs);
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}
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void xe_tile_sysfs_init(struct xe_tile *tile)
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{
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struct xe_device *xe = tile_to_xe(tile);
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struct device *dev = xe->drm.dev;
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struct kobj_tile *kt;
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int err;
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kt = kzalloc(sizeof(*kt), GFP_KERNEL);
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if (!kt)
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return;
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kobject_init(&kt->base, &xe_tile_sysfs_kobj_type);
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kt->tile = tile;
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err = kobject_add(&kt->base, &dev->kobj, "tile%d", tile->id);
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if (err) {
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kobject_put(&kt->base);
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drm_warn(&xe->drm, "failed to register TILE sysfs directory, err: %d\n", err);
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return;
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}
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tile->sysfs = &kt->base;
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err = drmm_add_action_or_reset(&xe->drm, tile_sysfs_fini, tile);
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if (err)
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drm_warn(&xe->drm, "%s: drmm_add_action_or_reset failed, err: %d\n",
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__func__, err);
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}
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