blob: 776e23903be4536a8d25a9671d965548e367ecfb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
/* SPDX-License-Identifier: GPL-2.0-only */
/* Magic value used to locate this chip in the device tree */
#define SPEEDSTEP_APIC_MAGIC 0xACAC
#include <stdbool.h>
#include <stdint.h>
struct cpu_vr_config {
/*
* Minimum voltage for C6/C7 state:
* 0x67 = 1.6V (full swing)
* ...
* 0x79 = 1.7V
* ...
* 0x83 = 1.8V (no swing)
*/
uint8_t cpu_min_vid;
/*
* Set slow VR ramp rate on C-state exit:
* 0 = Fast VR ramp rate / 2
* 1 = Fast VR ramp rate / 4
* 2 = Fast VR ramp rate / 8
* 3 = Fast VR ramp rate / 16
*/
uint8_t slow_ramp_rate_set;
/* Enable slow VR ramp rate */
bool slow_ramp_rate_enable;
};
struct cpu_intel_haswell_config {
int tcc_offset; /* TCC Activation Offset */
struct cpu_vr_config vr_config;
/* Enable S0iX support */
bool s0ix_enable;
};
|