Lines Matching +full:device +full:- +full:level

32 .Cd "device cpufreq"
38 .Fn cpufreq_set "device_t dev" "const struct cf_level *level" "int priority"
40 .Fn cpufreq_get "device_t dev" "struct cf_level *level"
79 configured P-state.)
87 .Bl -tag -width indent
97 .It Va dev.DEVICE.%d.freq_settings
111 If enabled, the AMD hwpstate driver limits administrative control of P-states
117 P-state, which results in the inability to ever raise the P-state back to P0
121 The following device drivers offer absolute frequency control via the
126 .Bl -tag -compact -width "hwpstate_intel(4)"
140 Intel SMI-based SpeedStep for PIIX4
143 The following device drivers offer relative frequency control and
146 .Bl -tag -compact -width "acpi_throttle"
158 device, calling
161 checking the current level with
165 Each level may actually reference more than one
172 provides a summary of the frequency and power for this level.
180 device and an empty array of
194 .Fa level .
195 After successful completion, the output will be the current active level
202 .Fa level
210 whether to override previous settings while activating this level.
213 is higher than the current active level, that level will be saved and
214 overridden with the new level.
215 If a level is already saved, the new level is set without overwriting
216 the older saved level.
221 .Fa level ,
222 the saved level will be restored.
223 If there is no saved level,
229 is lower than the current active level's priority, this method returns
232 Kernel drivers offering hardware-specific CPU frequency control export
242 Additionally, the driver must attach a device as a child of a CPU
243 device so that these methods can be called by the
254 .Bd -literal
295 method returns the currently-active driver setting.