diff options
Diffstat (limited to 'drivers/accel/ivpu/ivpu_debugfs.c')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_debugfs.c | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/drivers/accel/ivpu/ivpu_debugfs.c b/drivers/accel/ivpu/ivpu_debugfs.c index 10d6408c9831..6f86f8df30db 100644 --- a/drivers/accel/ivpu/ivpu_debugfs.c +++ b/drivers/accel/ivpu/ivpu_debugfs.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (C) 2020-2023 Intel Corporation + * Copyright (C) 2020-2024 Intel Corporation */ #include <linux/debugfs.h> @@ -381,6 +381,39 @@ static const struct file_operations ivpu_resume_engine_fops = { .write = ivpu_resume_engine_fn, }; +static int dct_active_get(void *data, u64 *active_percent) +{ + struct ivpu_device *vdev = data; + + *active_percent = vdev->pm->dct_active_percent; + + return 0; +} + +static int dct_active_set(void *data, u64 active_percent) +{ + struct ivpu_device *vdev = data; + int ret; + + if (active_percent > 100) + return -EINVAL; + + ret = ivpu_rpm_get(vdev); + if (ret) + return ret; + + if (active_percent) + ret = ivpu_pm_dct_enable(vdev, active_percent); + else + ret = ivpu_pm_dct_disable(vdev); + + ivpu_rpm_put(vdev); + + return ret; +} + +DEFINE_DEBUGFS_ATTRIBUTE(ivpu_dct_fops, dct_active_get, dct_active_set, "%llu\n"); + void ivpu_debugfs_init(struct ivpu_device *vdev) { struct dentry *debugfs_root = vdev->drm.debugfs_root; @@ -409,7 +442,9 @@ void ivpu_debugfs_init(struct ivpu_device *vdev) debugfs_create_file("resume_engine", 0200, debugfs_root, vdev, &ivpu_resume_engine_fops); - if (ivpu_hw_ip_gen(vdev) >= IVPU_HW_IP_40XX) + if (ivpu_hw_ip_gen(vdev) >= IVPU_HW_IP_40XX) { debugfs_create_file("fw_profiling_freq_drive", 0200, debugfs_root, vdev, &fw_profiling_freq_fops); + debugfs_create_file("dct", 0644, debugfs_root, vdev, &ivpu_dct_fops); + } } |