564 lines
13 KiB
C
564 lines
13 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#include <linux/version.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/thermal.h>
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#include <linux/platform_device.h>
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#include <linux/types.h>
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#include <linux/proc_fs.h>
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#include "mt-plat/mtk_thermal_monitor.h"
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#include "mach/mtk_thermal.h"
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#include "mt-plat/mtk_thermal_platform.h"
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#include <mtk_cooler_setting.h>
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#if FEATURE_SPA
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#include "mtk_ts_imgsensor.h"
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#include "mtk_ts_pa.h"
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#include "mtk_ts_wmt.h"
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#include "mtk_cooler_atm.h"
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#include "mtk_cooler_fps.h"
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#include "mtk_cooler_bcct.h"
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#include "mtk_cooler_bcct_v1.h"
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#endif
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#include <linux/slab.h>
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#include <linux/seq_file.h>
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#include <tscpu_settings.h>
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#include <mt-plat/aee.h>
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#include <net/sock.h>
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#include <net/genetlink.h>
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#include <linux/netlink.h>
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#include <linux/socket.h>
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#include <linux/skbuff.h>
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#include <linux/reboot.h>
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#include <linux/vmalloc.h>
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#include <linux/uidgid.h>
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#define MAX_LEN 128
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static kuid_t uid = KUIDT_INIT(0);
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static kgid_t gid = KGIDT_INIT(1000);
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static unsigned int fg_app_pid;
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static int mtkts_ta_debug_log;
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#define tsta_dprintk(fmt, args...) \
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do { \
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if (mtkts_ta_debug_log) { \
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pr_debug("[Thermal/TC/TA]" fmt, ##args); \
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} \
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} while (0)
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#define tsta_warn(fmt, args...) pr_notice("[Thermal/TC/TA]" fmt, ##args)
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/* ************************************ */
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/* Weak functions */
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/* ************************************ */
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int __attribute__ ((weak))
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get_image_sensor_state(void)
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{
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return -1;
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}
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/*=============================================================
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*Local variable definition
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*=============================================================
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*/
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static struct sock *daemo_nl_sk;
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static void ta_nl_send_to_user(
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int pid, int seq, struct tad_nl_msg_t *reply_msg);
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static int g_tad_pid;
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static bool init_flag;
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static int g_tad_ttj;
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struct SPA_T thermal_spa_t;
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struct DCTM_T thermal_dctm_t;
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static struct tad_nl_msg_t tad_ret_msg;
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static unsigned int g_ta_status;
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static int g_ta_counter;
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/*=============================================================
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*Local function prototype
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*=============================================================
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*/
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/*=============================================================
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*Weak functions
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*=============================================================
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*/
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#define NETLINK_TAD 27
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/*=============================================================*/
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void atm_ctrl_cmd_from_user(void *nl_data, struct tad_nl_msg_t *ret_msg)
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{
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struct tad_nl_msg_t *msg;
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msg = nl_data;
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/*tsta_dprintk(
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* "[atm_ctrl_cmd_from_user] tad_cmd = %d, tad_data_len = %d\n",
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*msg->tad_cmd , msg->tad_data_len);
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*/
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ret_msg->tad_cmd = msg->tad_cmd;
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switch (msg->tad_cmd) {
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case TA_DAEMON_CMD_NOTIFY_DAEMON_CATMINIT:
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{
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memcpy(ret_msg->tad_data, &thermal_atm_t,
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sizeof(thermal_atm_t));
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ret_msg->tad_data_len += sizeof(thermal_atm_t);
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tsta_dprintk(
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"[%s] ret_msg->tad_data_len %d\n", __func__,
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ret_msg->tad_data_len);
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}
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break;
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case TA_DAEMON_CMD_GET_INIT_FLAG:
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{
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ret_msg->tad_data_len += sizeof(init_flag);
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memcpy(ret_msg->tad_data, &init_flag,
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sizeof(init_flag));
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tsta_dprintk(
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"[%s] init_flag = %d\n", __func__,
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init_flag);
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}
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break;
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case TA_DAEMON_CMD_GET_TPCB:
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{
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int curr_tpcb = mtk_thermal_get_temp(
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MTK_THERMAL_SENSOR_AP);
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ret_msg->tad_data_len += sizeof(curr_tpcb);
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memcpy(ret_msg->tad_data, &curr_tpcb,
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sizeof(curr_tpcb));
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tsta_dprintk(
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"[%s] curr_tpcb = %d\n", __func__,
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curr_tpcb);
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}
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break;
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case TA_DAEMON_CMD_GET_DCTM_DRCCFG:
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{
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memcpy(ret_msg->tad_data, &thermal_dctm_t,
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sizeof(thermal_dctm_t));
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ret_msg->tad_data_len += sizeof(thermal_dctm_t);
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tsta_dprintk(
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"[%s] ret_msg->tad_data_len %d\n", __func__,
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ret_msg->tad_data_len);
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}
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break;
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case TA_DAEMON_CMD_GET_DTCM:
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{
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int curr_tdctm = mtk_thermal_get_temp(
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MTK_THERMAL_SENSOR_DCTM);
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ret_msg->tad_data_len += sizeof(curr_tdctm);
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memcpy(ret_msg->tad_data, &curr_tdctm,
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sizeof(curr_tdctm));
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tsta_dprintk(
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"[%s] curr_tdctm = %d\n", __func__,
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curr_tdctm);
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}
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break;
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case TA_DAEMON_CMD_GET_TSCPU:
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{
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int curr_tscpu = mtk_thermal_get_temp(
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MTK_THERMAL_SENSOR_CPU);
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ret_msg->tad_data_len += sizeof(curr_tscpu);
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memcpy(ret_msg->tad_data, &curr_tscpu,
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sizeof(curr_tscpu));
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tsta_dprintk(
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"[%s] curr_tscpu = %d\n", __func__,
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curr_tscpu);
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}
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break;
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case TA_DAEMON_CMD_SET_DAEMON_PID:
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{
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memcpy(&g_tad_pid, &msg->tad_data[0],
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sizeof(g_tad_pid));
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tsta_dprintk(
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"[%s] g_tad_pid = %d\n", __func__,
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g_tad_pid);
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}
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break;
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case TA_DAEMON_CMD_SET_TTJ:
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{
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memcpy(&g_tad_ttj, &msg->tad_data[0],
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sizeof(g_tad_ttj));
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tsta_dprintk(
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"[%s] g_tad_ttj = %d\n", __func__,
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g_tad_ttj);
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}
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break;
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case TA_DAEMON_CMD_GET_TI:
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{
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/* --- SPA parameters --- */
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#if FEATURE_SPA
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thermal_spa_t.t_spa_system_info.cpu_Tj =
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mtk_thermal_get_temp(MTK_THERMAL_SENSOR_CPU);
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thermal_spa_t.t_spa_system_info.Tpcb =
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mtk_thermal_get_temp(MTK_THERMAL_SENSOR_AP);
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thermal_spa_t.t_spa_system_info.OPP_power =
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clatm_get_curr_opp_power();
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thermal_spa_t.t_spa_system_info.fg_app_pid = fg_app_pid;
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thermal_spa_t.t_spa_system_info.avg_fps =
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clfps_get_disp_fps();
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thermal_spa_t.t_spa_system_info.WIFI_UL_Tput =
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tswmt_get_WiFi_tx_tput();
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thermal_spa_t.t_spa_system_info.MD_UL_Tput =
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tspa_get_MD_tx_tput();
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thermal_spa_t.t_spa_system_info.chg_current_limit =
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clbcct_get_chr_curr_limit();
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thermal_spa_t.t_spa_system_info.input_current_limit =
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clbcct_get_input_curr_limit();
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thermal_spa_t.t_spa_system_info.camera_on =
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get_image_sensor_state();
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thermal_spa_t.t_spa_system_info.game_mode =
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clfps_get_game_mode();
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#else
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thermal_spa_t.t_spa_system_info.cpu_Tj = 0;
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thermal_spa_t.t_spa_system_info.Tpcb = 0;
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thermal_spa_t.t_spa_system_info.OPP_power = 0;
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thermal_spa_t.t_spa_system_info.fg_app_pid = 0;
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thermal_spa_t.t_spa_system_info.avg_fps = 0;
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thermal_spa_t.t_spa_system_info.WIFI_UL_Tput = 0;
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thermal_spa_t.t_spa_system_info.MD_UL_Tput = 0;
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thermal_spa_t.t_spa_system_info.chg_current_limit = 0;
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thermal_spa_t.t_spa_system_info.input_current_limit = 0;
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thermal_spa_t.t_spa_system_info.camera_on = 0;
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thermal_spa_t.t_spa_system_info.game_mode = 0;
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#endif
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memcpy(ret_msg->tad_data, &thermal_spa_t,
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sizeof(thermal_spa_t));
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ret_msg->tad_data_len += sizeof(thermal_spa_t);
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tsta_dprintk(
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"[%s] ret_msg->tad_data_len %d\n", __func__,
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ret_msg->tad_data_len);
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}
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break;
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default:
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tsta_warn("bad TA_DAEMON_CTRL_CMD_FROM_USER 0x%x\n",
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msg->tad_cmd);
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g_ta_status = g_ta_status | 0x01000000;
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break;
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}
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}
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int ta_get_ttj(void)
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{
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tsta_dprintk("g_tad_ttj= %d\n", g_tad_ttj);
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return g_tad_ttj;
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}
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static void ta_nl_send_to_user(int pid, int seq, struct tad_nl_msg_t *reply_msg)
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{
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struct sk_buff *skb;
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struct nlmsghdr *nlh;
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int size = reply_msg->tad_data_len + TAD_NL_MSG_T_HDR_LEN;
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int len = NLMSG_SPACE(size);
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void *data;
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int ret;
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skb = alloc_skb(len, GFP_ATOMIC);
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if (!skb) {
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g_ta_status = g_ta_status | 0x00010000;
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return;
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}
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nlh = nlmsg_put(skb, pid, seq, 0, size, 0);
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data = NLMSG_DATA(nlh);
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memcpy(data, reply_msg, size);
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NETLINK_CB(skb).portid = 0; /* from kernel */
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NETLINK_CB(skb).dst_group = 0; /* unicast */
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tsta_dprintk(
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"[%s] netlink_unicast size=%d tad_cmd=%d pid=%d\n", __func__,
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size, reply_msg->tad_cmd, pid);
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ret = netlink_unicast(daemo_nl_sk, skb, pid, MSG_DONTWAIT);
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if (ret < 0) {
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g_ta_status = g_ta_status | 0x00000010;
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pr_notice("[%s] send failed %d\n", __func__, ret);
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return;
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}
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tsta_dprintk("[%s] netlink_unicast- ret=%d\n", __func__, ret);
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}
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static void ta_nl_data_handler(struct sk_buff *skb)
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{
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u32 pid;
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kuid_t uid;
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int seq;
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void *data;
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struct nlmsghdr *nlh;
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struct tad_nl_msg_t *tad_msg = NULL;
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int size = 0;
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nlh = (struct nlmsghdr *)skb->data;
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pid = NETLINK_CREDS(skb)->pid;
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uid = NETLINK_CREDS(skb)->uid;
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seq = nlh->nlmsg_seq;
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/*tsta_dprintk(
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*"[ta_nl_data_handler] recv skb from user space uid:%d pid:%d seq:%d\n"
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* ,uid, pid, seq);
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*/
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data = NLMSG_DATA(nlh);
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tad_msg = (struct tad_nl_msg_t *)data;
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if (tad_msg->tad_ret_data_len >= TAD_NL_MSG_MAX_LEN) {
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g_ta_status = g_ta_status | 0x00000100;
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tsta_warn("[%s] tad_msg->=ad_ret_data_len=%d\n", __func__,
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tad_msg->tad_ret_data_len);
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return;
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}
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size = tad_msg->tad_ret_data_len + TAD_NL_MSG_T_HDR_LEN;
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memset(&tad_ret_msg, 0, size);
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atm_ctrl_cmd_from_user(data, &tad_ret_msg);
|
||
|
|
ta_nl_send_to_user(pid, seq, &tad_ret_msg);
|
||
|
|
tsta_dprintk("[%s] send to user space process done\n", __func__);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
int wakeup_ta_algo(int flow_state)
|
||
|
|
{
|
||
|
|
int tad_pid = g_tad_pid;
|
||
|
|
tsta_dprintk("[%s]g_tad_pid=%d, state=%d\n", __func__, g_tad_pid,
|
||
|
|
flow_state);
|
||
|
|
|
||
|
|
/*Avoid print log too much*/
|
||
|
|
if (g_ta_counter >= 3) {
|
||
|
|
g_ta_counter = 0;
|
||
|
|
if (g_ta_status != 0)
|
||
|
|
tsta_warn("[%s] status: 0x%x\n", __func__, g_ta_status);
|
||
|
|
}
|
||
|
|
g_ta_counter++;
|
||
|
|
if (tad_pid != 0) {
|
||
|
|
struct tad_nl_msg_t *tad_msg = NULL;
|
||
|
|
int size = TAD_NL_MSG_T_HDR_LEN + sizeof(flow_state);
|
||
|
|
|
||
|
|
/*tad_msg = (struct tad_nl_msg_t *)vmalloc(size);*/
|
||
|
|
tad_msg = kmalloc(size, GFP_KERNEL);
|
||
|
|
|
||
|
|
if (tad_msg == NULL) {
|
||
|
|
g_ta_status = g_ta_status | 0x00100000;
|
||
|
|
return -ENOMEM;
|
||
|
|
}
|
||
|
|
tsta_dprintk("[%s] malloc size=%d\n", __func__, size);
|
||
|
|
memset(tad_msg, 0, size);
|
||
|
|
tad_msg->tad_cmd = TA_DAEMON_CMD_NOTIFY_DAEMON;
|
||
|
|
memcpy(tad_msg->tad_data, &flow_state, sizeof(flow_state));
|
||
|
|
tad_msg->tad_data_len += sizeof(flow_state);
|
||
|
|
ta_nl_send_to_user(tad_pid, 0, tad_msg);
|
||
|
|
kfree(tad_msg);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
tsta_warn("[%s] error,g_tad_pid=0\n", __func__);
|
||
|
|
g_ta_status = g_ta_status | 0x00001000;
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int tsta_read_log(struct seq_file *m, void *v)
|
||
|
|
{
|
||
|
|
|
||
|
|
seq_printf(m, "[ %s] log = %d\n", __func__, mtkts_ta_debug_log);
|
||
|
|
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static ssize_t tsta_write_log(
|
||
|
|
struct file *file, const char __user *buffer, size_t count, loff_t *data)
|
||
|
|
{
|
||
|
|
char desc[32];
|
||
|
|
int log_switch;
|
||
|
|
int len = 0;
|
||
|
|
|
||
|
|
|
||
|
|
len = (count < (sizeof(desc) - 1)) ? count : (sizeof(desc) - 1);
|
||
|
|
if (copy_from_user(desc, buffer, len))
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
desc[len] = '\0';
|
||
|
|
|
||
|
|
if (kstrtoint(desc, 10, &log_switch) == 0) {
|
||
|
|
mtkts_ta_debug_log = log_switch;
|
||
|
|
|
||
|
|
return count;
|
||
|
|
}
|
||
|
|
|
||
|
|
tsta_warn("%s bad argument\n", __func__);
|
||
|
|
|
||
|
|
|
||
|
|
return -EINVAL;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
static int tsta_open_log(struct inode *inode, struct file *file)
|
||
|
|
{
|
||
|
|
return single_open(file, tsta_read_log, NULL);
|
||
|
|
}
|
||
|
|
static const struct file_operations mtktsta_log_fops = {
|
||
|
|
.owner = THIS_MODULE,
|
||
|
|
.open = tsta_open_log,
|
||
|
|
.read = seq_read,
|
||
|
|
.llseek = seq_lseek,
|
||
|
|
.write = tsta_write_log,
|
||
|
|
.release = single_release,
|
||
|
|
};
|
||
|
|
|
||
|
|
static ssize_t clmutt_fg_pid_write(
|
||
|
|
struct file *filp, const char __user *buf, size_t count, loff_t *data)
|
||
|
|
{
|
||
|
|
int ret = 0;
|
||
|
|
char tmp[MAX_LEN] = {0};
|
||
|
|
int len = 0;
|
||
|
|
|
||
|
|
len = (count < (MAX_LEN - 1)) ? count : (MAX_LEN - 1);
|
||
|
|
/* write data to the buffer */
|
||
|
|
if (copy_from_user(tmp, buf, len))
|
||
|
|
return -EFAULT;
|
||
|
|
|
||
|
|
ret = kstrtouint(tmp, 10, &fg_app_pid);
|
||
|
|
if (ret)
|
||
|
|
WARN_ON(1);
|
||
|
|
|
||
|
|
tsta_dprintk("[%s] %s = %d\n", __func__, tmp, fg_app_pid);
|
||
|
|
|
||
|
|
return len;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int clmutt_fg_pid_read(struct seq_file *m, void *v)
|
||
|
|
{
|
||
|
|
seq_printf(m, "%d\n", fg_app_pid);
|
||
|
|
|
||
|
|
tsta_dprintk("[%s] %d\n", __func__, fg_app_pid);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int clmutt_fg_pid_open(struct inode *inode, struct file *file)
|
||
|
|
{
|
||
|
|
return single_open(file, clmutt_fg_pid_read, PDE_DATA(inode));
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct file_operations clmutt_fg_pid_fops = {
|
||
|
|
.owner = THIS_MODULE,
|
||
|
|
.open = clmutt_fg_pid_open,
|
||
|
|
.read = seq_read,
|
||
|
|
.llseek = seq_lseek,
|
||
|
|
.write = clmutt_fg_pid_write,
|
||
|
|
.release = single_release,
|
||
|
|
};
|
||
|
|
|
||
|
|
static void tsta_create_fs(void)
|
||
|
|
{
|
||
|
|
|
||
|
|
struct proc_dir_entry *entry = NULL;
|
||
|
|
struct proc_dir_entry *mtktsta_dir = NULL;
|
||
|
|
|
||
|
|
mtkts_ta_debug_log = 0;
|
||
|
|
|
||
|
|
mtktsta_dir = mtk_thermal_get_proc_drv_therm_dir_entry();
|
||
|
|
if (!mtktsta_dir) {
|
||
|
|
tscpu_printk("[%s]: mkdir /proc/driver/thermal failed\n",
|
||
|
|
__func__);
|
||
|
|
} else {
|
||
|
|
|
||
|
|
entry =
|
||
|
|
proc_create("ta_log", 0644, mtktsta_dir,
|
||
|
|
&mtktsta_log_fops);
|
||
|
|
|
||
|
|
entry = proc_create("ta_fg_pid", 0664, mtktsta_dir,
|
||
|
|
&clmutt_fg_pid_fops);
|
||
|
|
if (entry)
|
||
|
|
proc_set_user(entry, uid, gid);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static int __init ta_init(void)
|
||
|
|
{
|
||
|
|
/*add by willcai for the userspace to kernelspace*/
|
||
|
|
struct netlink_kernel_cfg cfg = {
|
||
|
|
.input = ta_nl_data_handler,
|
||
|
|
};
|
||
|
|
|
||
|
|
g_tad_pid = 0;
|
||
|
|
init_flag = false;
|
||
|
|
g_tad_ttj = 0;
|
||
|
|
g_ta_status = 0;
|
||
|
|
|
||
|
|
/*add by willcai for the userspace to kernelspace*/
|
||
|
|
daemo_nl_sk = NULL;
|
||
|
|
daemo_nl_sk = netlink_kernel_create(&init_net, NETLINK_TAD, &cfg);
|
||
|
|
|
||
|
|
tsta_dprintk("netlink_kernel_create protol= %d\n", NETLINK_TAD);
|
||
|
|
|
||
|
|
if (daemo_nl_sk == NULL) {
|
||
|
|
tsta_warn("[%s] netlink_kernel_create error\n", __func__);
|
||
|
|
g_ta_status = 0x00000001;
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
tsta_create_fs();
|
||
|
|
|
||
|
|
tsta_dprintk("[%s] Initialization : DONE\n", __func__);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
module_init(ta_init);
|
||
|
|
|