blob: f3ddcbefc6bc10cc1635751af3da71a8533eb7c2 [file] [log] [blame]
// SPDX-License-Identifier: MIT
/*
* Copyright © 2023-2024 Intel Corporation
*/
#include <linux/debugfs.h>
#include <drm/drm_debugfs.h>
#include "xe_gt_debugfs.h"
#include "xe_gt_sriov_vf.h"
#include "xe_gt_sriov_vf_debugfs.h"
#include "xe_gt_types.h"
#include "xe_sriov.h"
/*
* /sys/kernel/debug/dri/0/
* ├── gt0
* │   ├── vf
* │   │   ├── self_config
* │   │   ├── abi_versions
* │   │   ├── runtime_regs
*/
static const struct drm_info_list vf_info[] = {
{
"self_config",
.show = xe_gt_debugfs_simple_show,
.data = xe_gt_sriov_vf_print_config,
},
{
"abi_versions",
.show = xe_gt_debugfs_simple_show,
.data = xe_gt_sriov_vf_print_version,
},
#if defined(CONFIG_DRM_XE_DEBUG) || defined(CONFIG_DRM_XE_DEBUG_SRIOV)
{
"runtime_regs",
.show = xe_gt_debugfs_simple_show,
.data = xe_gt_sriov_vf_print_runtime,
},
#endif
};
/**
* xe_gt_sriov_vf_debugfs_register - Register SR-IOV VF specific entries in GT debugfs.
* @gt: the &xe_gt to register
* @root: the &dentry that represents the GT directory
*
* Register SR-IOV VF entries that are GT related and must be shown under GT debugfs.
*/
void xe_gt_sriov_vf_debugfs_register(struct xe_gt *gt, struct dentry *root)
{
struct xe_device *xe = gt_to_xe(gt);
struct drm_minor *minor = xe->drm.primary;
struct dentry *vfdentry;
xe_assert(xe, IS_SRIOV_VF(xe));
xe_assert(xe, root->d_inode->i_private == gt);
/*
* /sys/kernel/debug/dri/0/
* ├── gt0
* │   ├── vf
*/
vfdentry = debugfs_create_dir("vf", root);
if (IS_ERR(vfdentry))
return;
vfdentry->d_inode->i_private = gt;
drm_debugfs_create_files(vf_info, ARRAY_SIZE(vf_info), vfdentry, minor);
}