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This commit is contained in:
Maneet Singh
2025-12-02 15:32:25 -08:00
parent 2af9f1f0f7
commit a5bfb10e75
954 changed files with 421883 additions and 408177 deletions
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45
kernel-open/nvidia/nv-procfs.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: Copyright (c) 1999-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-FileCopyrightText: Copyright (c) 1999-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a
@@ -110,21 +110,13 @@ nv_procfs_read_gpu_info(
char *type;
const char *name;
char *uuid;
char vbios_version[15];
nvidia_stack_t *sp = NULL;
char firmware_version[64] = { 0 };
if (nv_kmem_cache_alloc_stack(&sp) != 0)
{
return 0;
}
if (rm_ref_dynamic_power(sp, nv, NV_DYNAMIC_PM_COARSE) != NV_OK)
{
nv_kmem_cache_free_stack(sp);
return 0;
}
name = rm_get_device_name(pci_dev->device,
pci_dev->subsystem_vendor,
pci_dev->subsystem_device);
@@ -132,18 +124,23 @@ nv_procfs_read_gpu_info(
seq_printf(s, "Model: \t\t %s\n", name);
seq_printf(s, "IRQ: \t\t %d\n", nv->interrupt_line);
uuid = rm_get_gpu_uuid(sp, nv);
if (uuid != NULL)
if (nv->nv_uuid_cache.valid)
{
seq_printf(s, "GPU UUID: \t %s\n", uuid);
os_free_mem(uuid);
uuid = NULL;
uuid = rm_get_gpu_uuid(sp, nv);
if (uuid != NULL)
{
seq_printf(s, "GPU UUID: \t %s\n", uuid);
os_free_mem(uuid);
uuid = NULL;
}
}
else
{
nv_printf(NV_DBG_ERRORS, "GPU UUID cache not valid!\n");
}
rm_get_vbios_version(sp, nv, vbios_version);
seq_printf(s, "Video BIOS: \t %s\n", vbios_version);
seq_printf(s, "Video BIOS: \t %s\n", nv->cached_gpu_info.vbios_version);
if (nv_find_pci_capability(pci_dev, PCI_CAP_ID_EXP))
type = "PCIe";
@@ -159,10 +156,13 @@ nv_procfs_read_gpu_info(
nv->pci_info.slot, PCI_FUNC(pci_dev->devfn));
seq_printf(s, "Device Minor: \t %u\n", nvl->minor_num);
rm_get_firmware_version(sp, nv, firmware_version, sizeof(firmware_version));
if (firmware_version[0] != '\0')
if (nv->cached_gpu_info.firmware_version[0] == '\0')
{
seq_printf(s, "GPU Firmware: \t %s\n", firmware_version);
seq_printf(s, "GPU Firmware: \t N/A\n");
}
else
{
seq_printf(s, "GPU Firmware: \t %s\n", nv->cached_gpu_info.firmware_version);
}
#if defined(DEBUG)
@@ -180,7 +180,6 @@ nv_procfs_read_gpu_info(
seq_printf(s, "GPU Excluded:\t %s\n",
((nv->flags & NV_FLAG_EXCLUDE) != 0) ? "Yes" : "No");
rm_unref_dynamic_power(sp, nv, NV_DYNAMIC_PM_COARSE);
nv_kmem_cache_free_stack(sp);
@@ -206,6 +205,8 @@ nv_procfs_read_power(
rm_get_power_info(sp, nv, &power_info);
seq_printf(s, "Runtime D3 status: %s\n", power_info.dynamic_power_status);
seq_printf(s, "Tegra iGPU Rail-Gating: %s\n",
nv->is_tegra_pci_igpu_rg_enabled ? "Enabled" : "Disabled");
seq_printf(s, "Video Memory: %s\n\n", power_info.vidmem_power_status);
seq_printf(s, "GPU Hardware Support:\n");