cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

amdgpu_pm.h (2954B)

      1/*
      2 * Copyright 2014 Advanced Micro Devices, Inc.
      3 *
      4 * Permission is hereby granted, free of charge, to any person obtaining a
      5 * copy of this software and associated documentation files (the "Software"),
      6 * to deal in the Software without restriction, including without limitation
      7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8 * and/or sell copies of the Software, and to permit persons to whom the
      9 * Software is furnished to do so, subject to the following conditions:
     10 *
     11 * The above copyright notice and this permission notice shall be included in
     12 * all copies or substantial portions of the Software.
     13 *
     14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     20 * OTHER DEALINGS IN THE SOFTWARE.
     21 *
     22 */
     23
     24#ifndef __AMDGPU_PM_H__
     25#define __AMDGPU_PM_H__
     26
     27struct cg_flag_name
     28{
     29	u64 flag;
     30	const char *name;
     31};
     32
     33enum amdgpu_device_attr_flags {
     34	ATTR_FLAG_BASIC = (1 << 0),
     35	ATTR_FLAG_ONEVF = (1 << 16),
     36};
     37
     38#define ATTR_FLAG_TYPE_MASK	(0x0000ffff)
     39#define ATTR_FLAG_MODE_MASK	(0xffff0000)
     40#define ATTR_FLAG_MASK_ALL	(0xffffffff)
     41
     42enum amdgpu_device_attr_states {
     43	ATTR_STATE_UNSUPPORTED = 0,
     44	ATTR_STATE_SUPPORTED,
     45};
     46
     47struct amdgpu_device_attr {
     48	struct device_attribute dev_attr;
     49	enum amdgpu_device_attr_flags flags;
     50	int (*attr_update)(struct amdgpu_device *adev, struct amdgpu_device_attr *attr,
     51			   uint32_t mask, enum amdgpu_device_attr_states *states);
     52
     53};
     54
     55struct amdgpu_device_attr_entry {
     56	struct list_head entry;
     57	struct amdgpu_device_attr *attr;
     58};
     59
     60#define to_amdgpu_device_attr(_dev_attr) \
     61	container_of(_dev_attr, struct amdgpu_device_attr, dev_attr)
     62
     63#define __AMDGPU_DEVICE_ATTR(_name, _mode, _show, _store, _flags, ...)	\
     64	{ .dev_attr = __ATTR(_name, _mode, _show, _store),		\
     65	  .flags = _flags,						\
     66	  ##__VA_ARGS__, }
     67
     68#define AMDGPU_DEVICE_ATTR(_name, _mode, _flags, ...)			\
     69	__AMDGPU_DEVICE_ATTR(_name, _mode,				\
     70			     amdgpu_get_##_name, amdgpu_set_##_name,	\
     71			     _flags, ##__VA_ARGS__)
     72
     73#define AMDGPU_DEVICE_ATTR_RW(_name, _flags, ...)			\
     74	AMDGPU_DEVICE_ATTR(_name, S_IRUGO | S_IWUSR,			\
     75			   _flags, ##__VA_ARGS__)
     76
     77#define AMDGPU_DEVICE_ATTR_RO(_name, _flags, ...)			\
     78	__AMDGPU_DEVICE_ATTR(_name, S_IRUGO,				\
     79			     amdgpu_get_##_name, NULL,			\
     80			     _flags, ##__VA_ARGS__)
     81
     82int amdgpu_pm_sysfs_init(struct amdgpu_device *adev);
     83int amdgpu_pm_virt_sysfs_init(struct amdgpu_device *adev);
     84void amdgpu_pm_sysfs_fini(struct amdgpu_device *adev);
     85void amdgpu_pm_virt_sysfs_fini(struct amdgpu_device *adev);
     86
     87void amdgpu_debugfs_pm_init(struct amdgpu_device *adev);
     88
     89#endif