diff options
Diffstat (limited to 'tools/power/x86/intel-speed-select/isst-core-mbox.c')
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst-core-mbox.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tools/power/x86/intel-speed-select/isst-core-mbox.c b/tools/power/x86/intel-speed-select/isst-core-mbox.c index 0d14286e0bae..2d8043845ef3 100644 --- a/tools/power/x86/intel-speed-select/isst-core-mbox.c +++ b/tools/power/x86/intel-speed-select/isst-core-mbox.c @@ -40,11 +40,39 @@ static int mbox_is_punit_valid(struct isst_id *id) return 1; } +static int mbox_get_config_levels(struct isst_id *id, struct isst_pkg_ctdp *pkg_dev) +{ + unsigned int resp; + int ret; + + ret = isst_send_mbox_command(id->cpu, CONFIG_TDP, + CONFIG_TDP_GET_LEVELS_INFO, 0, 0, &resp); + if (ret) { + pkg_dev->levels = 0; + pkg_dev->locked = 1; + pkg_dev->current_level = 0; + pkg_dev->version = 0; + pkg_dev->enabled = 0; + return 0; + } + + debug_printf("cpu:%d CONFIG_TDP_GET_LEVELS_INFO resp:%x\n", id->cpu, resp); + + pkg_dev->version = resp & 0xff; + pkg_dev->levels = (resp >> 8) & 0xff; + pkg_dev->current_level = (resp >> 16) & 0xff; + pkg_dev->locked = !!(resp & BIT(24)); + pkg_dev->enabled = !!(resp & BIT(31)); + + return 0; +} + static struct isst_platform_ops mbox_ops = { .get_disp_freq_multiplier = mbox_get_disp_freq_multiplier, .get_trl_max_levels = mbox_get_trl_max_levels, .get_trl_level_name = mbox_get_trl_level_name, .is_punit_valid = mbox_is_punit_valid, + .get_config_levels = mbox_get_config_levels, }; struct isst_platform_ops *mbox_get_platform_ops(void) |