blob: d09d29775b3ff997e58b7464240c1f6dde96a327 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2020-2023 Intel Corporation
*/
#include <drm/drm_debugfs.h>
#include <drm/drm_file.h>
#include <drm/drm_print.h>
#include <uapi/drm/ivpu_accel.h>
#include "ivpu_debugfs.h"
#include "ivpu_drv.h"
#include "ivpu_fw.h"
#include "ivpu_fw_log.h"
#include "ivpu_gem.h"
#include "ivpu_hw.h"
#include "ivpu_jsm_msg.h"
#include "ivpu_pm.h"
static inline struct ivpu_device *seq_to_ivpu(struct seq_file *s)
{
struct drm_debugfs_entry *entry = s->private;
return to_ivpu_device(entry->dev);
}
static int bo_list_show(struct seq_file *s, void *v)
{
struct drm_printer p = drm_seq_file_printer(s);
struct ivpu_device *vdev = seq_to_ivpu(s);
ivpu_bo_list(&vdev->drm, &p);
return 0;
}
static int fw_name_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
seq_printf(s, "%s\n", vdev->fw->name);
return 0;
}
static int fw_trace_capability_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
u64 trace_hw_component_mask;
u32 trace_destination_mask;
int ret;
ret = ivpu_jsm_trace_get_capability(vdev, &trace_destination_mask,
&trace_hw_component_mask);
if (!ret) {
seq_printf(s,
"trace_destination_mask: %#18x\n"
"trace_hw_component_mask: %#18llx\n",
trace_destination_mask, trace_hw_component_mask);
}
return 0;
}
static int fw_trace_config_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
/**
* WA: VPU_JSM_MSG_TRACE_GET_CONFIG command is not working yet,
* so we use values from vdev->fw instead of calling ivpu_jsm_trace_get_config()
*/
u32 trace_level = vdev->fw->trace_level;
u32 trace_destination_mask = vdev->fw->trace_destination_mask;
u64 trace_hw_component_mask = vdev->fw->trace_hw_component_mask;
seq_printf(s,
"trace_level: %#18x\n"
"trace_destination_mask: %#18x\n"
"trace_hw_component_mask: %#18llx\n",
trace_level, trace_destination_mask, trace_hw_component_mask);
return 0;
}
static int last_bootmode_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
seq_printf(s, "%s\n", (vdev->pm->is_warmboot) ? "warmboot" : "coldboot");
return 0;
}
static int reset_counter_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
seq_printf(s, "%d\n", atomic_read(&vdev->pm->reset_counter));
return 0;
}
static int reset_pending_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
seq_printf(s, "%d\n", atomic_read(&vdev->pm->reset_pending));
return 0;
}
static const struct drm_debugfs_info vdev_debugfs_list[] = {
{"bo_list", bo_list_show, 0},
{"fw_name", fw_name_show, 0},
{"fw_trace_capability", fw_trace_capability_show, 0},
{"fw_trace_config", fw_trace_config_show, 0},
{"last_bootmode", last_bootmode_show, 0},
{"reset_counter", reset_counter_show, 0},
{"reset_pending", reset_pending_show, 0},
};
static ssize_t
dvfs_mode_fops_write(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
struct ivpu_fw_info *fw = vdev->fw;
u32 dvfs_mode;
int ret;
ret = kstrtou32_from_user(user_buf, size, 0, &dvfs_mode);
if (ret < 0)
return ret;
fw->dvfs_mode = dvfs_mode;
ret = pci_try_reset_function(to_pci_dev(vdev->drm.dev));
if (ret)
return ret;
return size;
}
static const struct file_operations dvfs_mode_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = dvfs_mode_fops_write,
};
static int fw_log_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = s->private;
struct drm_printer p = drm_seq_file_printer(s);
ivpu_fw_log_print(vdev, true, &p);
return 0;
}
static int fw_log_fops_open(struct inode *inode, struct file *file)
{
return single_open(file, fw_log_show, inode->i_private);
}
static ssize_t
fw_log_fops_write(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct seq_file *s = file->private_data;
struct ivpu_device *vdev = s->private;
if (!size)
return -EINVAL;
ivpu_fw_log_clear(vdev);
return size;
}
static const struct file_operations fw_log_fops = {
.owner = THIS_MODULE,
.open = fw_log_fops_open,
.write = fw_log_fops_write,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static ssize_t
fw_profiling_freq_fops_write(struct file *file, const char __user *user_buf,
size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
bool enable;
int ret;
ret = kstrtobool_from_user(user_buf, size, &enable);
if (ret < 0)
return ret;
ivpu_hw_profiling_freq_drive(vdev, enable);
ret = pci_try_reset_function(to_pci_dev(vdev->drm.dev));
if (ret)
return ret;
return size;
}
static const struct file_operations fw_profiling_freq_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = fw_profiling_freq_fops_write,
};
static ssize_t
fw_trace_destination_mask_fops_write(struct file *file, const char __user *user_buf,
size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
struct ivpu_fw_info *fw = vdev->fw;
u32 trace_destination_mask;
int ret;
ret = kstrtou32_from_user(user_buf, size, 0, &trace_destination_mask);
if (ret < 0)
return ret;
fw->trace_destination_mask = trace_destination_mask;
ivpu_jsm_trace_set_config(vdev, fw->trace_level, trace_destination_mask,
fw->trace_hw_component_mask);
return size;
}
static const struct file_operations fw_trace_destination_mask_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = fw_trace_destination_mask_fops_write,
};
static ssize_t
fw_trace_hw_comp_mask_fops_write(struct file *file, const char __user *user_buf,
size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
struct ivpu_fw_info *fw = vdev->fw;
u64 trace_hw_component_mask;
int ret;
ret = kstrtou64_from_user(user_buf, size, 0, &trace_hw_component_mask);
if (ret < 0)
return ret;
fw->trace_hw_component_mask = trace_hw_component_mask;
ivpu_jsm_trace_set_config(vdev, fw->trace_level, fw->trace_destination_mask,
trace_hw_component_mask);
return size;
}
static const struct file_operations fw_trace_hw_comp_mask_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = fw_trace_hw_comp_mask_fops_write,
};
static ssize_t
fw_trace_level_fops_write(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
struct ivpu_fw_info *fw = vdev->fw;
u32 trace_level;
int ret;
ret = kstrtou32_from_user(user_buf, size, 0, &trace_level);
if (ret < 0)
return ret;
fw->trace_level = trace_level;
ivpu_jsm_trace_set_config(vdev, trace_level, fw->trace_destination_mask,
fw->trace_hw_component_mask);
return size;
}
static const struct file_operations fw_trace_level_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = fw_trace_level_fops_write,
};
static ssize_t
ivpu_force_recovery_fn(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
int ret;
if (!size)
return -EINVAL;
ret = ivpu_rpm_get(vdev);
if (ret)
return ret;
ivpu_pm_trigger_recovery(vdev, "debugfs");
flush_work(&vdev->pm->recovery_work);
ivpu_rpm_put(vdev);
return size;
}
static const struct file_operations ivpu_force_recovery_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = ivpu_force_recovery_fn,
};
static ssize_t
ivpu_reset_engine_fn(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
if (!size)
return -EINVAL;
if (ivpu_jsm_reset_engine(vdev, DRM_IVPU_ENGINE_COMPUTE))
return -ENODEV;
if (ivpu_jsm_reset_engine(vdev, DRM_IVPU_ENGINE_COPY))
return -ENODEV;
return size;
}
static const struct file_operations ivpu_reset_engine_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = ivpu_reset_engine_fn,
};
void ivpu_debugfs_init(struct ivpu_device *vdev)
{
struct dentry *debugfs_root = vdev->drm.debugfs_root;
drm_debugfs_add_files(&vdev->drm, vdev_debugfs_list, ARRAY_SIZE(vdev_debugfs_list));
debugfs_create_file("force_recovery", 0200, debugfs_root, vdev,
&ivpu_force_recovery_fops);
debugfs_create_file("dvfs_mode", 0200, debugfs_root, vdev,
&dvfs_mode_fops);
debugfs_create_file("fw_log", 0644, debugfs_root, vdev,
&fw_log_fops);
debugfs_create_file("fw_trace_destination_mask", 0200, debugfs_root, vdev,
&fw_trace_destination_mask_fops);
debugfs_create_file("fw_trace_hw_comp_mask", 0200, debugfs_root, vdev,
&fw_trace_hw_comp_mask_fops);
debugfs_create_file("fw_trace_level", 0200, debugfs_root, vdev,
&fw_trace_level_fops);
debugfs_create_file("reset_engine", 0200, debugfs_root, vdev,
&ivpu_reset_engine_fops);
if (ivpu_hw_gen(vdev) >= IVPU_HW_40XX)
debugfs_create_file("fw_profiling_freq_drive", 0200,
debugfs_root, vdev, &fw_profiling_freq_fops);
}