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gpu: nvgpu: Disable ELPG on Prod build

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On embedded linux production build, disable the below features
1. ELPG support and its debug and sysfs nodes
2. PERFMON support and its debug and sysfs nodes

JIRA NVGPU-9763

Signed-off-by: Dinesh Kamalakannan <dineshka@nvidia.com>
Change-Id: Icae1a082c2ee3a4b2c6ffc4862a0fc5b22bc4366
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2827571/
Reviewed-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2827571
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Ankur Kishore <ankkishore@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Dinesh Kamalakannan
2022-12-14 13:10:21 +05:30
committed by mobile promotions
parent a8581f0283
commit 1aaa6e439c
5 changed files with 65 additions and 14 deletions
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25
drivers/gpu/nvgpu/os/linux/sysfs.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2011-2022, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2011-2023, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -434,6 +434,7 @@ static ssize_t is_railgated_show(struct device *dev,
}
static DEVICE_ATTR(is_railgated, S_IRUGO, is_railgated_show, NULL);
#ifndef CONFIG_NVGPU_EMB_LINUX_PROD_BUILD
static ssize_t counters_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
@@ -531,6 +532,7 @@ static ssize_t elpg_enable_read(struct device *dev,
}
static DEVICE_ATTR(elpg_enable, ROOTRW, elpg_enable_read, elpg_enable_store);
#endif
static ssize_t ldiv_slowdown_factor_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
@@ -663,6 +665,7 @@ static ssize_t mscg_enable_read(struct device *dev,
static DEVICE_ATTR(mscg_enable, ROOTRW, mscg_enable_read, mscg_enable_store);
#ifndef CONFIG_NVGPU_EMB_LINUX_PROD_BUILD
static ssize_t aelpg_param_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
@@ -787,7 +790,7 @@ static ssize_t aelpg_enable_read(struct device *dev,
static DEVICE_ATTR(aelpg_enable, ROOTRW,
aelpg_enable_read, aelpg_enable_store);
#endif
static ssize_t allow_all_enable_read(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -1495,24 +1498,27 @@ void nvgpu_remove_sysfs(struct device *dev)
device_remove_file(dev, &dev_attr_ptimer_scale_factor);
device_remove_file(dev, &dev_attr_ptimer_ref_freq);
device_remove_file(dev, &dev_attr_ptimer_src_freq);
device_remove_file(dev, &dev_attr_elpg_enable);
device_remove_file(dev, &dev_attr_mscg_enable);
device_remove_file(dev, &dev_attr_emc3d_ratio);
device_remove_file(dev, &dev_attr_ldiv_slowdown_factor);
device_remove_file(dev, &dev_attr_fmax_at_vmin_safe);
#ifndef CONFIG_NVGPU_EMB_LINUX_PROD_BUILD
device_remove_file(dev, &dev_attr_elpg_enable);
device_remove_file(dev, &dev_attr_counters);
device_remove_file(dev, &dev_attr_counters_reset);
device_remove_file(dev, &dev_attr_load);
device_remove_file(dev, &dev_attr_aelpg_param);
device_remove_file(dev, &dev_attr_aelpg_enable);
#endif
device_remove_file(dev, &dev_attr_railgate_delay);
device_remove_file(dev, &dev_attr_is_railgated);
#ifdef CONFIG_PM
device_remove_file(dev, &dev_attr_force_idle);
device_remove_file(dev, &dev_attr_railgate_enable);
#endif
device_remove_file(dev, &dev_attr_aelpg_param);
device_remove_file(dev, &dev_attr_aelpg_enable);
device_remove_file(dev, &dev_attr_allow_all);
device_remove_file(dev, &dev_attr_tpc_fs_mask);
device_remove_file(dev, &dev_attr_tpc_pg_mask);
@@ -1570,24 +1576,25 @@ int nvgpu_create_sysfs(struct device *dev)
error |= device_create_file(dev, &dev_attr_ptimer_scale_factor);
error |= device_create_file(dev, &dev_attr_ptimer_ref_freq);
error |= device_create_file(dev, &dev_attr_ptimer_src_freq);
error |= device_create_file(dev, &dev_attr_elpg_enable);
error |= device_create_file(dev, &dev_attr_mscg_enable);
error |= device_create_file(dev, &dev_attr_emc3d_ratio);
error |= device_create_file(dev, &dev_attr_ldiv_slowdown_factor);
error |= device_create_file(dev, &dev_attr_fmax_at_vmin_safe);
#ifndef CONFIG_NVGPU_EMB_LINUX_PROD_BUILD
error |= device_create_file(dev, &dev_attr_counters);
error |= device_create_file(dev, &dev_attr_counters_reset);
error |= device_create_file(dev, &dev_attr_load);
error |= device_create_file(dev, &dev_attr_elpg_enable);
error |= device_create_file(dev, &dev_attr_aelpg_param);
error |= device_create_file(dev, &dev_attr_aelpg_enable);
#endif
error |= device_create_file(dev, &dev_attr_railgate_delay);
error |= device_create_file(dev, &dev_attr_is_railgated);
#ifdef CONFIG_PM
error |= device_create_file(dev, &dev_attr_force_idle);
error |= device_create_file(dev, &dev_attr_railgate_enable);
#endif
error |= device_create_file(dev, &dev_attr_aelpg_param);
error |= device_create_file(dev, &dev_attr_aelpg_enable);
error |= device_create_file(dev, &dev_attr_allow_all);
error |= device_create_file(dev, &dev_attr_tpc_fs_mask);
error |= device_create_file(dev, &dev_attr_tpc_pg_mask);