| Dominik Brodowski | 7fe2f63 | 2011-03-30 16:30:11 +0200 | [diff] [blame] | 1 | #if defined(__i386__) || defined(__x86_64__) |
| 2 | |
| 3 | #include "helpers/helpers.h" |
| 4 | |
| Dominik Brodowski | 2cd005c | 2011-04-19 20:16:05 +0200 | [diff] [blame] | 5 | int cpufreq_has_boost_support(unsigned int cpu, int *support, int *active, |
| 6 | int *states) |
| Dominik Brodowski | 7fe2f63 | 2011-03-30 16:30:11 +0200 | [diff] [blame] | 7 | { |
| 8 | struct cpupower_cpu_info cpu_info; |
| 9 | int ret; |
| 10 | |
| 11 | *support = *active = *states = 0; |
| 12 | |
| 13 | ret = get_cpu_info(0, &cpu_info); |
| 14 | if (ret) |
| 15 | return ret; |
| 16 | |
| 17 | if (cpupower_cpu_info.caps & CPUPOWER_CAP_AMD_CBP) { |
| 18 | *support = 1; |
| 19 | amd_pci_get_num_boost_states(active, states); |
| 20 | if (ret <= 0) |
| 21 | return ret; |
| 22 | *support = 1; |
| 23 | } else if (cpupower_cpu_info.vendor == X86_VENDOR_INTEL) { |
| 24 | ret = msr_intel_has_boost_support(cpu); |
| 25 | if (ret <= 0) |
| 26 | return ret; |
| 27 | *support = ret; |
| 28 | ret = msr_intel_boost_is_active(cpu); |
| 29 | if (ret <= 0) |
| 30 | return ret; |
| 31 | *active = ret; |
| 32 | } |
| 33 | return 0; |
| 34 | } |
| 35 | #endif /* #if defined(__i386__) || defined(__x86_64__) */ |