1048 lines
24 KiB
C
1048 lines
24 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Intel Speed Select -- Enumerate and control features
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* Copyright (c) 2019 Intel Corporation.
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*/
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#include "isst.h"
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int isst_write_pm_config(struct isst_id *id, int cp_state)
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{
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unsigned int req, resp;
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int ret;
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if (cp_state)
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req = BIT(16);
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else
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req = 0;
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ret = isst_send_mbox_command(id->cpu, WRITE_PM_CONFIG, PM_FEATURE, 0, req,
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&resp);
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if (ret)
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return ret;
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debug_printf("cpu:%d WRITE_PM_CONFIG resp:%x\n", id->cpu, resp);
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return 0;
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}
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int isst_read_pm_config(struct isst_id *id, int *cp_state, int *cp_cap)
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{
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unsigned int resp;
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int ret;
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ret = isst_send_mbox_command(id->cpu, READ_PM_CONFIG, PM_FEATURE, 0, 0,
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&resp);
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if (ret)
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return ret;
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debug_printf("cpu:%d READ_PM_CONFIG resp:%x\n", id->cpu, resp);
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*cp_state = resp & BIT(16);
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*cp_cap = resp & BIT(0) ? 1 : 0;
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return 0;
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}
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int isst_get_ctdp_levels(struct isst_id *id, struct isst_pkg_ctdp *pkg_dev)
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{
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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_LEVELS_INFO, 0, 0, &resp);
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if (ret) {
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pkg_dev->levels = 0;
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pkg_dev->locked = 1;
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pkg_dev->current_level = 0;
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pkg_dev->version = 0;
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pkg_dev->enabled = 0;
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return 0;
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}
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debug_printf("cpu:%d CONFIG_TDP_GET_LEVELS_INFO resp:%x\n", id->cpu, resp);
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pkg_dev->version = resp & 0xff;
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pkg_dev->levels = (resp >> 8) & 0xff;
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pkg_dev->current_level = (resp >> 16) & 0xff;
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pkg_dev->locked = !!(resp & BIT(24));
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pkg_dev->enabled = !!(resp & BIT(31));
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return 0;
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}
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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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}
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int isst_get_tdp_info(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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unsigned int resp;
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int ret;
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP, CONFIG_TDP_GET_TDP_INFO,
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0, config_index, &resp);
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if (ret) {
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isst_display_error_info_message(1, "Invalid level, Can't get TDP information at level", 1, config_index);
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return ret;
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}
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ctdp_level->pkg_tdp = resp & GENMASK(14, 0);
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ctdp_level->tdp_ratio = (resp & GENMASK(23, 16)) >> 16;
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debug_printf(
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"cpu:%d ctdp:%d CONFIG_TDP_GET_TDP_INFO resp:%x tdp_ratio:%d pkg_tdp:%d\n",
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id->cpu, config_index, resp, ctdp_level->tdp_ratio,
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ctdp_level->pkg_tdp);
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return 0;
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}
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int isst_get_pwr_info(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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unsigned int resp;
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int ret;
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP, CONFIG_TDP_GET_PWR_INFO,
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0, config_index, &resp);
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if (ret)
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return ret;
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ctdp_level->pkg_max_power = resp & GENMASK(14, 0);
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ctdp_level->pkg_min_power = (resp & GENMASK(30, 16)) >> 16;
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debug_printf(
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"cpu:%d ctdp:%d CONFIG_TDP_GET_PWR_INFO resp:%x pkg_max_power:%d pkg_min_power:%d\n",
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id->cpu, config_index, resp, ctdp_level->pkg_max_power,
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ctdp_level->pkg_min_power);
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return 0;
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}
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void isst_get_uncore_p0_p1_info(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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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_UNCORE_P0_P1_INFO, 0,
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config_index, &resp);
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if (ret) {
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ctdp_level->uncore_p0 = 0;
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ctdp_level->uncore_p1 = 0;
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return;
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}
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ctdp_level->uncore_p0 = resp & GENMASK(7, 0);
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ctdp_level->uncore_p1 = (resp & GENMASK(15, 8)) >> 8;
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debug_printf(
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"cpu:%d ctdp:%d CONFIG_TDP_GET_UNCORE_P0_P1_INFO resp:%x uncore p0:%d uncore p1:%d\n",
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id->cpu, config_index, resp, ctdp_level->uncore_p0,
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ctdp_level->uncore_p1);
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}
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void isst_get_p1_info(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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unsigned int resp;
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int ret;
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP, CONFIG_TDP_GET_P1_INFO, 0,
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config_index, &resp);
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if (ret) {
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ctdp_level->sse_p1 = 0;
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ctdp_level->avx2_p1 = 0;
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ctdp_level->avx512_p1 = 0;
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return;
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}
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ctdp_level->sse_p1 = resp & GENMASK(7, 0);
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ctdp_level->avx2_p1 = (resp & GENMASK(15, 8)) >> 8;
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ctdp_level->avx512_p1 = (resp & GENMASK(23, 16)) >> 16;
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debug_printf(
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"cpu:%d ctdp:%d CONFIG_TDP_GET_P1_INFO resp:%x sse_p1:%d avx2_p1:%d avx512_p1:%d\n",
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id->cpu, config_index, resp, ctdp_level->sse_p1,
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ctdp_level->avx2_p1, ctdp_level->avx512_p1);
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}
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void isst_get_uncore_mem_freq(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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unsigned int resp;
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int ret;
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP, CONFIG_TDP_GET_MEM_FREQ,
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0, config_index, &resp);
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if (ret) {
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ctdp_level->mem_freq = 0;
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return;
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}
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ctdp_level->mem_freq = resp & GENMASK(7, 0);
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if (is_spr_platform()) {
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ctdp_level->mem_freq *= 200;
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} else if (is_icx_platform()) {
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if (ctdp_level->mem_freq < 7) {
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ctdp_level->mem_freq = (12 - ctdp_level->mem_freq) * 133.33 * 2 * 10;
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ctdp_level->mem_freq /= 10;
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if (ctdp_level->mem_freq % 10 > 5)
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ctdp_level->mem_freq++;
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} else {
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ctdp_level->mem_freq = 0;
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}
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} else {
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ctdp_level->mem_freq = 0;
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}
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debug_printf(
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"cpu:%d ctdp:%d CONFIG_TDP_GET_MEM_FREQ resp:%x uncore mem_freq:%d\n",
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id->cpu, config_index, resp, ctdp_level->mem_freq);
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}
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int isst_get_tjmax_info(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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unsigned int resp;
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int ret;
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP, CONFIG_TDP_GET_TJMAX_INFO,
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0, config_index, &resp);
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if (ret)
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return ret;
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ctdp_level->t_proc_hot = resp & GENMASK(7, 0);
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debug_printf(
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"cpu:%d ctdp:%d CONFIG_TDP_GET_TJMAX_INFO resp:%x t_proc_hot:%d\n",
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id->cpu, config_index, resp, ctdp_level->t_proc_hot);
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return 0;
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}
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int isst_get_coremask_info(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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unsigned int resp;
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int i, ret;
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ctdp_level->cpu_count = 0;
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for (i = 0; i < 2; ++i) {
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unsigned long long mask;
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int cpu_count = 0;
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,
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CONFIG_TDP_GET_CORE_MASK, 0,
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(i << 8) | config_index, &resp);
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if (ret)
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return ret;
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debug_printf(
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"cpu:%d ctdp:%d mask:%d CONFIG_TDP_GET_CORE_MASK resp:%x\n",
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id->cpu, config_index, i, resp);
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mask = (unsigned long long)resp << (32 * i);
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set_cpu_mask_from_punit_coremask(id, mask,
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ctdp_level->core_cpumask_size,
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ctdp_level->core_cpumask,
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&cpu_count);
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ctdp_level->cpu_count += cpu_count;
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debug_printf("cpu:%d ctdp:%d mask:%d cpu count:%d\n", id->cpu,
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config_index, i, ctdp_level->cpu_count);
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}
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return 0;
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}
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int isst_get_get_trl_from_msr(struct isst_id *id, int *trl)
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{
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unsigned long long msr_trl;
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int ret;
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ret = isst_send_msr_command(id->cpu, 0x1AD, 0, &msr_trl);
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if (ret)
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return ret;
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trl[0] = msr_trl & GENMASK(7, 0);
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trl[1] = (msr_trl & GENMASK(15, 8)) >> 8;
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trl[2] = (msr_trl & GENMASK(23, 16)) >> 16;
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trl[3] = (msr_trl & GENMASK(31, 24)) >> 24;
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trl[4] = (msr_trl & GENMASK(39, 32)) >> 32;
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trl[5] = (msr_trl & GENMASK(47, 40)) >> 40;
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trl[6] = (msr_trl & GENMASK(55, 48)) >> 48;
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trl[7] = (msr_trl & GENMASK(63, 56)) >> 56;
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return 0;
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}
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int isst_get_get_trl(struct isst_id *id, int level, int avx_level, int *trl)
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{
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unsigned int req, resp;
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int ret;
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req = level | (avx_level << 16);
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,
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CONFIG_TDP_GET_TURBO_LIMIT_RATIOS, 0, req,
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&resp);
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if (ret)
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return ret;
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debug_printf(
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"cpu:%d CONFIG_TDP_GET_TURBO_LIMIT_RATIOS req:%x resp:%x\n",
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id->cpu, req, resp);
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trl[0] = resp & GENMASK(7, 0);
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trl[1] = (resp & GENMASK(15, 8)) >> 8;
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trl[2] = (resp & GENMASK(23, 16)) >> 16;
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trl[3] = (resp & GENMASK(31, 24)) >> 24;
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req = level | BIT(8) | (avx_level << 16);
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,
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CONFIG_TDP_GET_TURBO_LIMIT_RATIOS, 0, req,
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&resp);
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if (ret)
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return ret;
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debug_printf("cpu:%d CONFIG_TDP_GET_TURBO_LIMIT req:%x resp:%x\n", id->cpu,
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req, resp);
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trl[4] = resp & GENMASK(7, 0);
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trl[5] = (resp & GENMASK(15, 8)) >> 8;
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trl[6] = (resp & GENMASK(23, 16)) >> 16;
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trl[7] = (resp & GENMASK(31, 24)) >> 24;
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return 0;
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}
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int isst_get_trl_bucket_info(struct isst_id *id, unsigned long long *buckets_info)
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{
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int ret;
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debug_printf("cpu:%d bucket info via MSR\n", id->cpu);
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*buckets_info = 0;
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ret = isst_send_msr_command(id->cpu, 0x1ae, 0, buckets_info);
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if (ret)
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return ret;
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debug_printf("cpu:%d bucket info via MSR successful 0x%llx\n", id->cpu,
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*buckets_info);
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return 0;
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}
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int isst_set_tdp_level(struct isst_id *id, int tdp_level)
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{
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unsigned int resp;
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int ret;
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if (isst_get_config_tdp_lock_status(id)) {
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isst_display_error_info_message(1, "TDP is locked", 0, 0);
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return -1;
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}
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP, CONFIG_TDP_SET_LEVEL, 0,
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tdp_level, &resp);
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if (ret) {
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isst_display_error_info_message(1, "Set TDP level failed for level", 1, tdp_level);
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return ret;
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}
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return 0;
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}
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int isst_get_pbf_info(struct isst_id *id, int level, struct isst_pbf_info *pbf_info)
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{
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struct isst_pkg_ctdp_level_info ctdp_level;
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struct isst_pkg_ctdp pkg_dev;
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int i, ret, max_punit_core, max_mask_index;
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unsigned int req, resp;
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ret = isst_get_ctdp_levels(id, &pkg_dev);
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if (ret) {
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isst_display_error_info_message(1, "Failed to get number of levels", 0, 0);
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return ret;
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}
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if (level > pkg_dev.levels) {
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isst_display_error_info_message(1, "Invalid level", 1, level);
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return -1;
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}
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ret = isst_get_ctdp_control(id, level, &ctdp_level);
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if (ret)
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return ret;
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if (!ctdp_level.pbf_support) {
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isst_display_error_info_message(1, "base-freq feature is not present at this level", 1, level);
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return -1;
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}
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pbf_info->core_cpumask_size = alloc_cpu_set(&pbf_info->core_cpumask);
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max_punit_core = get_max_punit_core_id(id);
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max_mask_index = max_punit_core > 32 ? 2 : 1;
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for (i = 0; i < max_mask_index; ++i) {
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unsigned long long mask;
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int count;
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,
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CONFIG_TDP_PBF_GET_CORE_MASK_INFO,
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0, (i << 8) | level, &resp);
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if (ret)
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break;
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debug_printf(
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"cpu:%d CONFIG_TDP_PBF_GET_CORE_MASK_INFO resp:%x\n",
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id->cpu, resp);
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mask = (unsigned long long)resp << (32 * i);
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set_cpu_mask_from_punit_coremask(id, mask,
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pbf_info->core_cpumask_size,
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pbf_info->core_cpumask,
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&count);
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}
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req = level;
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ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,
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CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO, 0, req,
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&resp);
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if (ret)
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return ret;
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debug_printf("cpu:%d CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO resp:%x\n", id->cpu,
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resp);
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pbf_info->p1_low = resp & 0xff;
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pbf_info->p1_high = (resp & GENMASK(15, 8)) >> 8;
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req = level;
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ret = isst_send_mbox_command(
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id->cpu, CONFIG_TDP, CONFIG_TDP_PBF_GET_TDP_INFO, 0, req, &resp);
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if (ret)
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return ret;
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debug_printf("cpu:%d CONFIG_TDP_PBF_GET_TDP_INFO resp:%x\n", id->cpu, resp);
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pbf_info->tdp = resp & 0xffff;
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req = level;
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ret = isst_send_mbox_command(
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id->cpu, CONFIG_TDP, CONFIG_TDP_PBF_GET_TJ_MAX_INFO, 0, req, &resp);
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if (ret)
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return ret;
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debug_printf("cpu:%d CONFIG_TDP_PBF_GET_TJ_MAX_INFO resp:%x\n", id->cpu,
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resp);
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pbf_info->t_control = (resp >> 8) & 0xff;
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|
pbf_info->t_prochot = resp & 0xff;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void isst_get_pbf_info_complete(struct isst_pbf_info *pbf_info)
|
|
{
|
|
free_cpu_set(pbf_info->core_cpumask);
|
|
}
|
|
|
|
int isst_set_pbf_fact_status(struct isst_id *id, int pbf, int enable)
|
|
{
|
|
struct isst_pkg_ctdp pkg_dev;
|
|
struct isst_pkg_ctdp_level_info ctdp_level;
|
|
int current_level;
|
|
unsigned int req = 0, resp;
|
|
int ret;
|
|
|
|
ret = isst_get_ctdp_levels(id, &pkg_dev);
|
|
if (ret)
|
|
debug_printf("cpu:%d No support for dynamic ISST\n", id->cpu);
|
|
|
|
current_level = pkg_dev.current_level;
|
|
|
|
ret = isst_get_ctdp_control(id, current_level, &ctdp_level);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if (pbf) {
|
|
if (ctdp_level.fact_enabled)
|
|
req = BIT(16);
|
|
|
|
if (enable)
|
|
req |= BIT(17);
|
|
else
|
|
req &= ~BIT(17);
|
|
} else {
|
|
|
|
if (enable && !ctdp_level.sst_cp_enabled)
|
|
isst_display_error_info_message(0, "Make sure to execute before: core-power enable", 0, 0);
|
|
|
|
if (ctdp_level.pbf_enabled)
|
|
req = BIT(17);
|
|
|
|
if (enable)
|
|
req |= BIT(16);
|
|
else
|
|
req &= ~BIT(16);
|
|
}
|
|
|
|
ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,
|
|
CONFIG_TDP_SET_TDP_CONTROL, 0, req, &resp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
debug_printf("cpu:%d CONFIG_TDP_SET_TDP_CONTROL pbf/fact:%d req:%x\n",
|
|
id->cpu, pbf, req);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_get_fact_bucket_info(struct isst_id *id, int level,
|
|
struct isst_fact_bucket_info *bucket_info)
|
|
{
|
|
unsigned int resp;
|
|
int i, k, ret;
|
|
|
|
for (i = 0; i < 2; ++i) {
|
|
int j;
|
|
|
|
ret = isst_send_mbox_command(
|
|
id->cpu, CONFIG_TDP,
|
|
CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_NUMCORES, 0,
|
|
(i << 8) | level, &resp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
debug_printf(
|
|
"cpu:%d CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_NUMCORES index:%d level:%d resp:%x\n",
|
|
id->cpu, i, level, resp);
|
|
|
|
for (j = 0; j < 4; ++j) {
|
|
bucket_info[j + (i * 4)].high_priority_cores_count =
|
|
(resp >> (j * 8)) & 0xff;
|
|
}
|
|
}
|
|
|
|
for (k = 0; k < 3; ++k) {
|
|
for (i = 0; i < 2; ++i) {
|
|
int j;
|
|
|
|
ret = isst_send_mbox_command(
|
|
id->cpu, CONFIG_TDP,
|
|
CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_RATIOS, 0,
|
|
(k << 16) | (i << 8) | level, &resp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
debug_printf(
|
|
"cpu:%d CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_RATIOS index:%d level:%d avx:%d resp:%x\n",
|
|
id->cpu, i, level, k, resp);
|
|
|
|
for (j = 0; j < 4; ++j) {
|
|
switch (k) {
|
|
case 0:
|
|
bucket_info[j + (i * 4)].sse_trl =
|
|
(resp >> (j * 8)) & 0xff;
|
|
break;
|
|
case 1:
|
|
bucket_info[j + (i * 4)].avx_trl =
|
|
(resp >> (j * 8)) & 0xff;
|
|
break;
|
|
case 2:
|
|
bucket_info[j + (i * 4)].avx512_trl =
|
|
(resp >> (j * 8)) & 0xff;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_get_fact_info(struct isst_id *id, int level, int fact_bucket, struct isst_fact_info *fact_info)
|
|
{
|
|
struct isst_pkg_ctdp_level_info ctdp_level;
|
|
struct isst_pkg_ctdp pkg_dev;
|
|
unsigned int resp;
|
|
int j, ret, print;
|
|
|
|
ret = isst_get_ctdp_levels(id, &pkg_dev);
|
|
if (ret) {
|
|
isst_display_error_info_message(1, "Failed to get number of levels", 0, 0);
|
|
return ret;
|
|
}
|
|
|
|
if (level > pkg_dev.levels) {
|
|
isst_display_error_info_message(1, "Invalid level", 1, level);
|
|
return -1;
|
|
}
|
|
|
|
ret = isst_get_ctdp_control(id, level, &ctdp_level);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if (!ctdp_level.fact_support) {
|
|
isst_display_error_info_message(1, "turbo-freq feature is not present at this level", 1, level);
|
|
return -1;
|
|
}
|
|
|
|
ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,
|
|
CONFIG_TDP_GET_FACT_LP_CLIPPING_RATIO, 0,
|
|
level, &resp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
debug_printf("cpu:%d CONFIG_TDP_GET_FACT_LP_CLIPPING_RATIO resp:%x\n",
|
|
id->cpu, resp);
|
|
|
|
fact_info->lp_clipping_ratio_license_sse = resp & 0xff;
|
|
fact_info->lp_clipping_ratio_license_avx2 = (resp >> 8) & 0xff;
|
|
fact_info->lp_clipping_ratio_license_avx512 = (resp >> 16) & 0xff;
|
|
|
|
ret = isst_get_fact_bucket_info(id, level, fact_info->bucket_info);
|
|
if (ret)
|
|
return ret;
|
|
|
|
print = 0;
|
|
for (j = 0; j < ISST_FACT_MAX_BUCKETS; ++j) {
|
|
if (fact_bucket != 0xff && fact_bucket != j)
|
|
continue;
|
|
|
|
if (!fact_info->bucket_info[j].high_priority_cores_count)
|
|
break;
|
|
|
|
print = 1;
|
|
}
|
|
if (!print) {
|
|
isst_display_error_info_message(1, "Invalid bucket", 0, 0);
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_get_trl(struct isst_id *id, unsigned long long *trl)
|
|
{
|
|
int ret;
|
|
|
|
ret = isst_send_msr_command(id->cpu, 0x1AD, 0, trl);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_set_trl(struct isst_id *id, unsigned long long trl)
|
|
{
|
|
int ret;
|
|
|
|
if (!trl)
|
|
trl = 0xFFFFFFFFFFFFFFFFULL;
|
|
|
|
ret = isst_send_msr_command(id->cpu, 0x1AD, 1, &trl);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_set_trl_from_current_tdp(struct isst_id *id, unsigned long long trl)
|
|
{
|
|
unsigned long long msr_trl;
|
|
int ret;
|
|
|
|
if (trl) {
|
|
msr_trl = trl;
|
|
} else {
|
|
struct isst_pkg_ctdp pkg_dev;
|
|
int trl[8];
|
|
int i;
|
|
|
|
ret = isst_get_ctdp_levels(id, &pkg_dev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = isst_get_get_trl(id, pkg_dev.current_level, 0, trl);
|
|
if (ret)
|
|
return ret;
|
|
|
|
msr_trl = 0;
|
|
for (i = 0; i < 8; ++i) {
|
|
unsigned long long _trl = trl[i];
|
|
|
|
msr_trl |= (_trl << (i * 8));
|
|
}
|
|
}
|
|
ret = isst_send_msr_command(id->cpu, 0x1AD, 1, &msr_trl);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Return 1 if locked */
|
|
int isst_get_config_tdp_lock_status(struct isst_id *id)
|
|
{
|
|
unsigned long long tdp_control = 0;
|
|
int ret;
|
|
|
|
ret = isst_send_msr_command(id->cpu, 0x64b, 0, &tdp_control);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = !!(tdp_control & BIT(31));
|
|
|
|
return ret;
|
|
}
|
|
|
|
void isst_get_process_ctdp_complete(struct isst_id *id, struct isst_pkg_ctdp *pkg_dev)
|
|
{
|
|
int i;
|
|
|
|
if (!pkg_dev->processed)
|
|
return;
|
|
|
|
for (i = 0; i < pkg_dev->levels; ++i) {
|
|
struct isst_pkg_ctdp_level_info *ctdp_level;
|
|
|
|
ctdp_level = &pkg_dev->ctdp_level[i];
|
|
if (ctdp_level->pbf_support)
|
|
free_cpu_set(ctdp_level->pbf_info.core_cpumask);
|
|
free_cpu_set(ctdp_level->core_cpumask);
|
|
}
|
|
}
|
|
|
|
int isst_get_process_ctdp(struct isst_id *id, int tdp_level, struct isst_pkg_ctdp *pkg_dev)
|
|
{
|
|
int i, ret, valid = 0;
|
|
|
|
if (pkg_dev->processed)
|
|
return 0;
|
|
|
|
ret = isst_get_ctdp_levels(id, pkg_dev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
debug_printf("cpu: %d ctdp enable:%d current level: %d levels:%d\n",
|
|
id->cpu, pkg_dev->enabled, pkg_dev->current_level,
|
|
pkg_dev->levels);
|
|
|
|
if (tdp_level != 0xff && tdp_level > pkg_dev->levels) {
|
|
isst_display_error_info_message(1, "Invalid level", 0, 0);
|
|
return -1;
|
|
}
|
|
|
|
if (!pkg_dev->enabled)
|
|
isst_display_error_info_message(0, "perf-profile feature is not supported, just base-config level 0 is valid", 0, 0);
|
|
|
|
for (i = 0; i <= pkg_dev->levels; ++i) {
|
|
struct isst_pkg_ctdp_level_info *ctdp_level;
|
|
|
|
if (tdp_level != 0xff && i != tdp_level)
|
|
continue;
|
|
|
|
debug_printf("cpu:%d Get Information for TDP level:%d\n", id->cpu,
|
|
i);
|
|
ctdp_level = &pkg_dev->ctdp_level[i];
|
|
|
|
ctdp_level->level = i;
|
|
ctdp_level->control_cpu = id->cpu;
|
|
ctdp_level->pkg_id = id->pkg;
|
|
ctdp_level->die_id = id->die;
|
|
|
|
ret = isst_get_ctdp_control(id, i, ctdp_level);
|
|
if (ret)
|
|
continue;
|
|
|
|
valid = 1;
|
|
pkg_dev->processed = 1;
|
|
ctdp_level->processed = 1;
|
|
|
|
if (ctdp_level->pbf_support) {
|
|
ret = isst_get_pbf_info(id, i, &ctdp_level->pbf_info);
|
|
if (!ret)
|
|
ctdp_level->pbf_found = 1;
|
|
}
|
|
|
|
if (ctdp_level->fact_support) {
|
|
ret = isst_get_fact_info(id, i, 0xff,
|
|
&ctdp_level->fact_info);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
if (!pkg_dev->enabled && is_skx_based_platform()) {
|
|
int freq;
|
|
|
|
freq = get_cpufreq_base_freq(id->cpu);
|
|
if (freq > 0) {
|
|
ctdp_level->sse_p1 = freq / 100000;
|
|
ctdp_level->tdp_ratio = ctdp_level->sse_p1;
|
|
}
|
|
|
|
isst_get_get_trl_from_msr(id, ctdp_level->trl_sse_active_cores);
|
|
isst_get_trl_bucket_info(id, &ctdp_level->buckets_info);
|
|
continue;
|
|
}
|
|
|
|
ret = isst_get_tdp_info(id, i, ctdp_level);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = isst_get_pwr_info(id, i, ctdp_level);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = isst_get_tjmax_info(id, i, ctdp_level);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ctdp_level->core_cpumask_size =
|
|
alloc_cpu_set(&ctdp_level->core_cpumask);
|
|
ret = isst_get_coremask_info(id, i, ctdp_level);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = isst_get_trl_bucket_info(id, &ctdp_level->buckets_info);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = isst_get_get_trl(id, i, 0,
|
|
ctdp_level->trl_sse_active_cores);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = isst_get_get_trl(id, i, 1,
|
|
ctdp_level->trl_avx_active_cores);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = isst_get_get_trl(id, i, 2,
|
|
ctdp_level->trl_avx_512_active_cores);
|
|
if (ret)
|
|
return ret;
|
|
|
|
isst_get_uncore_p0_p1_info(id, i, ctdp_level);
|
|
isst_get_p1_info(id, i, ctdp_level);
|
|
isst_get_uncore_mem_freq(id, i, ctdp_level);
|
|
}
|
|
|
|
if (!valid)
|
|
isst_display_error_info_message(0, "Invalid level, Can't get TDP control information at specified levels on cpu", 1, id->cpu);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_clos_get_clos_information(struct isst_id *id, int *enable, int *type)
|
|
{
|
|
unsigned int resp;
|
|
int ret;
|
|
|
|
ret = isst_send_mbox_command(id->cpu, CONFIG_CLOS, CLOS_PM_QOS_CONFIG, 0, 0,
|
|
&resp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
debug_printf("cpu:%d CLOS_PM_QOS_CONFIG resp:%x\n", id->cpu, resp);
|
|
|
|
if (resp & BIT(1))
|
|
*enable = 1;
|
|
else
|
|
*enable = 0;
|
|
|
|
if (resp & BIT(2))
|
|
*type = 1;
|
|
else
|
|
*type = 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_pm_qos_config(struct isst_id *id, int enable_clos, int priority_type)
|
|
{
|
|
unsigned int req, resp;
|
|
int ret;
|
|
|
|
if (!enable_clos) {
|
|
struct isst_pkg_ctdp pkg_dev;
|
|
struct isst_pkg_ctdp_level_info ctdp_level;
|
|
|
|
ret = isst_get_ctdp_levels(id, &pkg_dev);
|
|
if (ret) {
|
|
debug_printf("isst_get_ctdp_levels\n");
|
|
return ret;
|
|
}
|
|
|
|
ret = isst_get_ctdp_control(id, pkg_dev.current_level,
|
|
&ctdp_level);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if (ctdp_level.fact_enabled) {
|
|
isst_display_error_info_message(1, "Ignoring request, turbo-freq feature is still enabled", 0, 0);
|
|
return -EINVAL;
|
|
}
|
|
ret = isst_write_pm_config(id, 0);
|
|
if (ret)
|
|
isst_display_error_info_message(0, "WRITE_PM_CONFIG command failed, ignoring error", 0, 0);
|
|
} else {
|
|
ret = isst_write_pm_config(id, 1);
|
|
if (ret)
|
|
isst_display_error_info_message(0, "WRITE_PM_CONFIG command failed, ignoring error", 0, 0);
|
|
}
|
|
|
|
ret = isst_send_mbox_command(id->cpu, CONFIG_CLOS, CLOS_PM_QOS_CONFIG, 0, 0,
|
|
&resp);
|
|
if (ret) {
|
|
isst_display_error_info_message(1, "CLOS_PM_QOS_CONFIG command failed", 0, 0);
|
|
return ret;
|
|
}
|
|
|
|
debug_printf("cpu:%d CLOS_PM_QOS_CONFIG resp:%x\n", id->cpu, resp);
|
|
|
|
req = resp;
|
|
|
|
if (enable_clos)
|
|
req = req | BIT(1);
|
|
else
|
|
req = req & ~BIT(1);
|
|
|
|
if (priority_type > 1)
|
|
isst_display_error_info_message(1, "Invalid priority type: Changing type to ordered", 0, 0);
|
|
|
|
if (priority_type)
|
|
req = req | BIT(2);
|
|
else
|
|
req = req & ~BIT(2);
|
|
|
|
ret = isst_send_mbox_command(id->cpu, CONFIG_CLOS, CLOS_PM_QOS_CONFIG,
|
|
BIT(MBOX_CMD_WRITE_BIT), req, &resp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
debug_printf("cpu:%d CLOS_PM_QOS_CONFIG priority type:%d req:%x\n", id->cpu,
|
|
priority_type, req);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_pm_get_clos(struct isst_id *id, int clos, struct isst_clos_config *clos_config)
|
|
{
|
|
unsigned int resp;
|
|
int ret;
|
|
|
|
ret = isst_send_mbox_command(id->cpu, CONFIG_CLOS, CLOS_PM_CLOS, clos, 0,
|
|
&resp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
clos_config->epp = resp & 0x0f;
|
|
clos_config->clos_prop_prio = (resp >> 4) & 0x0f;
|
|
clos_config->clos_min = (resp >> 8) & 0xff;
|
|
clos_config->clos_max = (resp >> 16) & 0xff;
|
|
clos_config->clos_desired = (resp >> 24) & 0xff;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_set_clos(struct isst_id *id, int clos, struct isst_clos_config *clos_config)
|
|
{
|
|
unsigned int req, resp;
|
|
unsigned int param;
|
|
int ret;
|
|
|
|
req = clos_config->epp & 0x0f;
|
|
req |= (clos_config->clos_prop_prio & 0x0f) << 4;
|
|
req |= (clos_config->clos_min & 0xff) << 8;
|
|
req |= (clos_config->clos_max & 0xff) << 16;
|
|
req |= (clos_config->clos_desired & 0xff) << 24;
|
|
|
|
param = BIT(MBOX_CMD_WRITE_BIT) | clos;
|
|
|
|
ret = isst_send_mbox_command(id->cpu, CONFIG_CLOS, CLOS_PM_CLOS, param, req,
|
|
&resp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
debug_printf("cpu:%d CLOS_PM_CLOS param:%x req:%x\n", id->cpu, param, req);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_clos_get_assoc_status(struct isst_id *id, int *clos_id)
|
|
{
|
|
unsigned int resp;
|
|
unsigned int param;
|
|
int core_id, ret;
|
|
|
|
core_id = find_phy_core_num(id->cpu);
|
|
param = core_id;
|
|
|
|
ret = isst_send_mbox_command(id->cpu, CONFIG_CLOS, CLOS_PQR_ASSOC, param, 0,
|
|
&resp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
debug_printf("cpu:%d CLOS_PQR_ASSOC param:%x resp:%x\n", id->cpu, param,
|
|
resp);
|
|
*clos_id = (resp >> 16) & 0x03;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int isst_clos_associate(struct isst_id *id, int clos_id)
|
|
{
|
|
unsigned int req, resp;
|
|
unsigned int param;
|
|
int core_id, ret;
|
|
|
|
req = (clos_id & 0x03) << 16;
|
|
core_id = find_phy_core_num(id->cpu);
|
|
param = BIT(MBOX_CMD_WRITE_BIT) | core_id;
|
|
|
|
ret = isst_send_mbox_command(id->cpu, CONFIG_CLOS, CLOS_PQR_ASSOC, param,
|
|
req, &resp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
debug_printf("cpu:%d CLOS_PQR_ASSOC param:%x req:%x\n", id->cpu, param,
|
|
req);
|
|
|
|
return 0;
|
|
}
|