diff options
Diffstat (limited to 'src/soc/intel/skylake')
| -rw-r--r-- | src/soc/intel/skylake/acpi.c | 36 |
1 files changed, 15 insertions, 21 deletions
diff --git a/src/soc/intel/skylake/acpi.c b/src/soc/intel/skylake/acpi.c index 869ca7f1ee..aa51cbe7a5 100644 --- a/src/soc/intel/skylake/acpi.c +++ b/src/soc/intel/skylake/acpi.c @@ -350,25 +350,26 @@ void acpi_fill_fadt(acpi_fadt_t *fadt) fadt->x_gpe1_blk.addrh = 0x0; } -static void generate_c_state_entries(int s0ix_enable, int max_cstate) +static void write_c_state_entries(acpi_cstate_t *map, const int *set, size_t max_c_state) { - - acpi_cstate_t map[max_cstate]; - int *set; - int i; - - if (s0ix_enable) - set = cstate_set_s0ix; - else - set = cstate_set_non_s0ix; - - for (i = 0; i < max_cstate; i++) { + for (size_t i = 0; i < max_c_state; i++) { memcpy(&map[i], &cstate_map[set[i]], sizeof(acpi_cstate_t)); map[i].ctype = i + 1; } /* Generate C-state tables */ - acpigen_write_CST_package(map, ARRAY_SIZE(map)); + acpigen_write_CST_package(map, max_c_state); +} + +static void generate_c_state_entries(int s0ix_enable) +{ + if (s0ix_enable) { + acpi_cstate_t map[ARRAY_SIZE(cstate_set_s0ix)]; + write_c_state_entries(map, cstate_set_s0ix, ARRAY_SIZE(map)); + } else { + acpi_cstate_t map[ARRAY_SIZE(cstate_set_non_s0ix)]; + write_c_state_entries(map, cstate_set_non_s0ix, ARRAY_SIZE(map)); + } } static int calculate_power(int tdp, int p1_ratio, int ratio) @@ -506,12 +507,6 @@ void generate_cpu_entries(struct device *device) int numcpus = totalcores/cores_per_package; config_t *config = config_of_path(SA_DEVFN_ROOT); int is_s0ix_enable = config->s0ix_enable; - int max_c_state; - - if (is_s0ix_enable) - max_c_state = ARRAY_SIZE(cstate_set_s0ix); - else - max_c_state = ARRAY_SIZE(cstate_set_non_s0ix); printk(BIOS_DEBUG, "Found %d CPU(s) with %d core(s) each.\n", numcpus, cores_per_package); @@ -534,8 +529,7 @@ void generate_cpu_entries(struct device *device) cpu_id*cores_per_package+core_id, pcontrol_blk, plen); /* Generate C-state tables */ - generate_c_state_entries(is_s0ix_enable, - max_c_state); + generate_c_state_entries(is_s0ix_enable); if (config->eist_enable) { /* Generate P-state tables */ |