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tools/power/x86/intel-speed-select: Abstract get_ctdp_control
Allow platform specific implementation to get SST-TF/BF/CP capabilities and status. No functional changes are expected. Signed-off-by: Zhang Rui <rui.zhang@intel.com> [srinivas.pandruvada@linux.intel.com: changelog edits] Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
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724387448a
commit
bbe32d8752
3 changed files with 39 additions and 30 deletions
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@ -67,12 +67,48 @@ static int mbox_get_config_levels(struct isst_id *id, struct isst_pkg_ctdp *pkg_
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return 0;
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}
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static int mbox_get_ctdp_control(struct isst_id *id, int config_index,
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struct isst_pkg_ctdp_level_info *ctdp_level)
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{
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int cp_state, cp_cap;
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unsigned int resp;
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int ret;
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,
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CONFIG_TDP_GET_TDP_CONTROL, 0,
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config_index, &resp);
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if (ret)
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return ret;
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ctdp_level->fact_support = resp & BIT(0);
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ctdp_level->pbf_support = !!(resp & BIT(1));
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ctdp_level->fact_enabled = !!(resp & BIT(16));
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ctdp_level->pbf_enabled = !!(resp & BIT(17));
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ret = isst_read_pm_config(id, &cp_state, &cp_cap);
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if (ret) {
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debug_printf("cpu:%d pm_config is not supported\n", id->cpu);
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} else {
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debug_printf("cpu:%d pm_config SST-CP state:%d cap:%d\n", id->cpu, cp_state, cp_cap);
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ctdp_level->sst_cp_support = cp_cap;
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ctdp_level->sst_cp_enabled = cp_state;
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}
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debug_printf(
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"cpu:%d CONFIG_TDP_GET_TDP_CONTROL resp:%x fact_support:%d pbf_support: %d fact_enabled:%d pbf_enabled:%d\n",
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id->cpu, resp, ctdp_level->fact_support, ctdp_level->pbf_support,
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ctdp_level->fact_enabled, ctdp_level->pbf_enabled);
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return 0;
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}
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static struct isst_platform_ops mbox_ops = {
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.get_disp_freq_multiplier = mbox_get_disp_freq_multiplier,
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.get_trl_max_levels = mbox_get_trl_max_levels,
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.get_trl_level_name = mbox_get_trl_level_name,
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.is_punit_valid = mbox_is_punit_valid,
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.get_config_levels = mbox_get_config_levels,
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.get_ctdp_control = mbox_get_ctdp_control,
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};
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struct isst_platform_ops *mbox_get_platform_ops(void)
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@ -294,36 +294,8 @@ int isst_get_ctdp_levels(struct isst_id *id, struct isst_pkg_ctdp *pkg_dev)
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int isst_get_ctdp_control(struct isst_id *id, int config_index,
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struct isst_pkg_ctdp_level_info *ctdp_level)
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{
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int cp_state, cp_cap;
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unsigned int resp;
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int ret;
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,
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CONFIG_TDP_GET_TDP_CONTROL, 0,
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config_index, &resp);
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if (ret)
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return ret;
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ctdp_level->fact_support = resp & BIT(0);
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ctdp_level->pbf_support = !!(resp & BIT(1));
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ctdp_level->fact_enabled = !!(resp & BIT(16));
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ctdp_level->pbf_enabled = !!(resp & BIT(17));
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ret = isst_read_pm_config(id, &cp_state, &cp_cap);
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if (ret) {
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debug_printf("cpu:%d pm_config is not supported\n", id->cpu);
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} else {
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debug_printf("cpu:%d pm_config SST-CP state:%d cap:%d\n", id->cpu, cp_state, cp_cap);
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ctdp_level->sst_cp_support = cp_cap;
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ctdp_level->sst_cp_enabled = cp_state;
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}
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debug_printf(
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"cpu:%d CONFIG_TDP_GET_TDP_CONTROL resp:%x fact_support:%d pbf_support: %d fact_enabled:%d pbf_enabled:%d\n",
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id->cpu, resp, ctdp_level->fact_support, ctdp_level->pbf_support,
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ctdp_level->fact_enabled, ctdp_level->pbf_enabled);
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return 0;
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CHECK_CB(get_ctdp_control);
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return isst_ops->get_ctdp_control(id, config_index, ctdp_level);
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}
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int isst_get_tdp_info(struct isst_id *id, int config_index,
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@ -187,6 +187,7 @@ struct isst_platform_ops {
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char *(*get_trl_level_name)(int level);
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int (*is_punit_valid)(struct isst_id *id);
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int (*get_config_levels)(struct isst_id *id, struct isst_pkg_ctdp *pkg_ctdp);
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int (*get_ctdp_control)(struct isst_id *id, int config_index, struct isst_pkg_ctdp_level_info *ctdp_level);
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};
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extern int is_cpu_in_power_domain(int cpu, struct isst_id *id);
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