diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/inc/amdgpu_pm.h')
-rw-r--r-- | drivers/gpu/drm/amd/pm/inc/amdgpu_pm.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/inc/amdgpu_pm.h b/drivers/gpu/drm/amd/pm/inc/amdgpu_pm.h new file mode 100644 index 0000000000..eec816f0cb --- /dev/null +++ b/drivers/gpu/drm/amd/pm/inc/amdgpu_pm.h @@ -0,0 +1,88 @@ +/* + * Copyright 2014 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __AMDGPU_PM_H__ +#define __AMDGPU_PM_H__ + +struct cg_flag_name { + u64 flag; + const char *name; +}; + +enum amdgpu_device_attr_flags { + ATTR_FLAG_BASIC = (1 << 0), + ATTR_FLAG_ONEVF = (1 << 16), +}; + +#define ATTR_FLAG_TYPE_MASK (0x0000ffff) +#define ATTR_FLAG_MODE_MASK (0xffff0000) +#define ATTR_FLAG_MASK_ALL (0xffffffff) + +enum amdgpu_device_attr_states { + ATTR_STATE_UNSUPPORTED = 0, + ATTR_STATE_SUPPORTED, +}; + +struct amdgpu_device_attr { + struct device_attribute dev_attr; + enum amdgpu_device_attr_flags flags; + int (*attr_update)(struct amdgpu_device *adev, struct amdgpu_device_attr *attr, + uint32_t mask, enum amdgpu_device_attr_states *states); + +}; + +struct amdgpu_device_attr_entry { + struct list_head entry; + struct amdgpu_device_attr *attr; +}; + +#define to_amdgpu_device_attr(_dev_attr) \ + container_of(_dev_attr, struct amdgpu_device_attr, dev_attr) + +#define __AMDGPU_DEVICE_ATTR(_name, _mode, _show, _store, _flags, ...) \ + { .dev_attr = __ATTR(_name, _mode, _show, _store), \ + .flags = _flags, \ + ##__VA_ARGS__, } + +#define AMDGPU_DEVICE_ATTR(_name, _mode, _flags, ...) \ + __AMDGPU_DEVICE_ATTR(_name, _mode, \ + amdgpu_get_##_name, amdgpu_set_##_name, \ + _flags, ##__VA_ARGS__) + +#define AMDGPU_DEVICE_ATTR_RW(_name, _flags, ...) \ + AMDGPU_DEVICE_ATTR(_name, S_IRUGO | S_IWUSR, \ + _flags, ##__VA_ARGS__) + +#define AMDGPU_DEVICE_ATTR_RO(_name, _flags, ...) \ + __AMDGPU_DEVICE_ATTR(_name, S_IRUGO, \ + amdgpu_get_##_name, NULL, \ + _flags, ##__VA_ARGS__) + +int amdgpu_pm_sysfs_init(struct amdgpu_device *adev); +int amdgpu_pm_virt_sysfs_init(struct amdgpu_device *adev); +void amdgpu_pm_sysfs_fini(struct amdgpu_device *adev); +void amdgpu_pm_virt_sysfs_fini(struct amdgpu_device *adev); + +void amdgpu_debugfs_pm_init(struct amdgpu_device *adev); + +#endif |