#include #include #include #include #include #include #include #include #include #include #include #include #include "mt-plat/mtk_thermal_monitor.h" #include "mtk_thermal_typedefs.h" #include "mach/mt_thermal.h" #include #include #include #include /*============================================================= *Local variable definition *=============================================================*/ static kuid_t uid = KUIDT_INIT(0); static kgid_t gid = KGIDT_INIT(1000); /** * If curr_temp >= polling_trip_temp1, use interval * else if cur_temp >= polling_trip_temp2 && curr_temp < polling_trip_temp1, use interval*polling_factor1 * else, use interval*polling_factor2 */ static int polling_trip_temp1 = 40000; static int polling_trip_temp2 = 20000; static int polling_factor1 = 5000; static int polling_factor2 = 10000; static unsigned int interval; /* seconds, 0 : no auto polling */ static unsigned int trip_temp[10] = { 120000, 110000, 100000, 90000, 80000, 70000, 65000, 60000, 55000, 50000 }; static unsigned int cl_dev_sysrst_state; static struct thermal_zone_device *thz_dev; static struct thermal_cooling_device *cl_dev_sysrst; static int kernelmode; static int g_THERMAL_TRIP[10] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; static int num_trip; static char g_bind0[20] = { 0 }; static char g_bind1[20] = { 0 }; static char g_bind2[20] = { 0 }; static char g_bind3[20] = { 0 }; static char g_bind4[20] = { 0 }; static char g_bind5[20] = { 0 }; static char g_bind6[20] = { 0 }; static char g_bind7[20] = { 0 }; static char g_bind8[20] = { 0 }; static char g_bind9[20] = { 0 }; static long int mtktspmic_cur_temp; static long int mtktspmic_start_temp; static long int mtktspmic_end_temp; /*=============================================================*/ static int mtktspmic_get_temp(struct thermal_zone_device *thermal, unsigned long *t) { *t = mtktspmic_get_hw_temp(); mtktspmic_cur_temp = *t; if ((int)*t >= polling_trip_temp1) thermal->polling_delay = interval * 1000; else if ((int)*t < polling_trip_temp2) thermal->polling_delay = interval * polling_factor2; else thermal->polling_delay = interval * polling_factor1; return 0; } static int mtktspmic_bind(struct thermal_zone_device *thermal, struct thermal_cooling_device *cdev) { int table_val = 0; if (!strcmp(cdev->type, g_bind0)) { table_val = 0; mtktspmic_dprintk("[mtktspmic_bind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind1)) { table_val = 1; mtktspmic_dprintk("[mtktspmic_bind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind2)) { table_val = 2; mtktspmic_dprintk("[mtktspmic_bind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind3)) { table_val = 3; mtktspmic_dprintk("[mtktspmic_bind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind4)) { table_val = 4; mtktspmic_dprintk("[mtktspmic_bind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind5)) { table_val = 5; mtktspmic_dprintk("[mtktspmic_bind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind6)) { table_val = 6; mtktspmic_dprintk("[mtktspmic_bind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind7)) { table_val = 7; mtktspmic_dprintk("[mtktspmic_bind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind8)) { table_val = 8; mtktspmic_dprintk("[mtktspmic_bind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind9)) { table_val = 9; mtktspmic_dprintk("[mtktspmic_bind] %s\n", cdev->type); } else { return 0; } if (mtk_thermal_zone_bind_cooling_device(thermal, table_val, cdev)) { mtktspmic_info("[mtktspmic_bind] error binding cooling dev\n"); return -EINVAL; } mtktspmic_dprintk("[mtktspmic_bind] binding OK, %d\n", table_val); return 0; } static int mtktspmic_unbind(struct thermal_zone_device *thermal, struct thermal_cooling_device *cdev) { int table_val = 0; if (!strcmp(cdev->type, g_bind0)) { table_val = 0; mtktspmic_dprintk("[mtktspmic_unbind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind1)) { table_val = 1; mtktspmic_dprintk("[mtktspmic_unbind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind2)) { table_val = 2; mtktspmic_dprintk("[mtktspmic_unbind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind3)) { table_val = 3; mtktspmic_dprintk("[mtktspmic_unbind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind4)) { table_val = 4; mtktspmic_dprintk("[mtktspmic_unbind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind5)) { table_val = 5; mtktspmic_dprintk("[mtktspmic_unbind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind6)) { table_val = 6; mtktspmic_dprintk("[mtktspmic_unbind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind7)) { table_val = 7; mtktspmic_dprintk("[mtktspmic_unbind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind8)) { table_val = 8; mtktspmic_dprintk("[mtktspmic_unbind] %s\n", cdev->type); } else if (!strcmp(cdev->type, g_bind9)) { table_val = 9; mtktspmic_dprintk("[mtktspmic_unbind] %s\n", cdev->type); } else return 0; if (thermal_zone_unbind_cooling_device(thermal, table_val, cdev)) { mtktspmic_info("[mtktspmic_unbind] error unbinding cooling dev\n"); return -EINVAL; } mtktspmic_dprintk("[mtktspmic_unbind] unbinding OK\n"); return 0; } static int mtktspmic_get_mode(struct thermal_zone_device *thermal, enum thermal_device_mode *mode) { *mode = (kernelmode) ? THERMAL_DEVICE_ENABLED : THERMAL_DEVICE_DISABLED; return 0; } static int mtktspmic_set_mode(struct thermal_zone_device *thermal, enum thermal_device_mode mode) { kernelmode = mode; return 0; } static int mtktspmic_get_trip_type(struct thermal_zone_device *thermal, int trip, enum thermal_trip_type *type) { *type = g_THERMAL_TRIP[trip]; return 0; } static int mtktspmic_get_trip_temp(struct thermal_zone_device *thermal, int trip, unsigned long *temp) { *temp = trip_temp[trip]; return 0; } static int mtktspmic_get_crit_temp(struct thermal_zone_device *thermal, unsigned long *temperature) { *temperature = mtktspmic_TEMP_CRIT; return 0; } /* bind callback functions to thermalzone */ static struct thermal_zone_device_ops mtktspmic_dev_ops = { .bind = mtktspmic_bind, .unbind = mtktspmic_unbind, .get_temp = mtktspmic_get_temp, .get_mode = mtktspmic_get_mode, .set_mode = mtktspmic_set_mode, .get_trip_type = mtktspmic_get_trip_type, .get_trip_temp = mtktspmic_get_trip_temp, .get_crit_temp = mtktspmic_get_crit_temp, }; static int tspmic_sysrst_get_max_state(struct thermal_cooling_device *cdev, unsigned long *state) { *state = 1; return 0; } static int tspmic_sysrst_get_cur_state(struct thermal_cooling_device *cdev, unsigned long *state) { *state = cl_dev_sysrst_state; return 0; } static int tspmic_sysrst_set_cur_state(struct thermal_cooling_device *cdev, unsigned long state) { cl_dev_sysrst_state = state; if (cl_dev_sysrst_state == 1) { mtktspmic_info("Power/PMIC_Thermal: reset, reset, reset!!!"); mtktspmic_info("@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@"); mtktspmic_info("*****************************************"); mtktspmic_info("@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@"); /* BUG(); */ *(unsigned int *)0x0 = 0xdead; /* To trigger data abort to reset the system for thermal protection. */ /* arch_reset(0,NULL); */ } return 0; } static struct thermal_cooling_device_ops mtktspmic_cooling_sysrst_ops = { .get_max_state = tspmic_sysrst_get_max_state, .get_cur_state = tspmic_sysrst_get_cur_state, .set_cur_state = tspmic_sysrst_set_cur_state, }; static int mtktspmic_read(struct seq_file *m, void *v) { seq_printf(m, "[ mtktspmic_read] trip_0_temp=%d,trip_1_temp=%d,trip_2_temp=%d,trip_3_temp=%d,\n", trip_temp[0], trip_temp[1], trip_temp[2], trip_temp[3]); seq_printf(m, "trip_4_temp=%d,trip_5_temp=%d,trip_6_temp=%d,trip_7_temp=%d,trip_8_temp=%d,trip_9_temp=%d,\n", trip_temp[4], trip_temp[5], trip_temp[6], trip_temp[7], trip_temp[8], trip_temp[9]); seq_printf(m, "g_THERMAL_TRIP_0=%d,g_THERMAL_TRIP_1=%d,g_THERMAL_TRIP_2=%d,g_THERMAL_TRIP_3=%d,\n", g_THERMAL_TRIP[0], g_THERMAL_TRIP[1], g_THERMAL_TRIP[2], g_THERMAL_TRIP[3]); seq_printf(m, "g_THERMAL_TRIP_4=%d,g_THERMAL_TRIP_5=%d,g_THERMAL_TRIP_6=%d,g_THERMAL_TRIP_7=%d,\n", g_THERMAL_TRIP[4], g_THERMAL_TRIP[5], g_THERMAL_TRIP[6], g_THERMAL_TRIP[7]); seq_printf(m, "g_THERMAL_TRIP_8=%d,g_THERMAL_TRIP_9=%d,\n", g_THERMAL_TRIP[8], g_THERMAL_TRIP[9]); seq_printf(m, "cooldev0=%s,cooldev1=%s,cooldev2=%s,cooldev3=%s,cooldev4=%s,\n", g_bind0, g_bind1, g_bind2, g_bind3, g_bind4); seq_printf(m, "cooldev5=%s,cooldev6=%s,cooldev7=%s,cooldev8=%s,cooldev9=%s,time_ms=%d\n", g_bind5, g_bind6, g_bind7, g_bind8, g_bind9, interval * 1000); return 0; } static int mtktspmic_register_thermal(void); static void mtktspmic_unregister_thermal(void); static ssize_t mtktspmic_write(struct file *file, const char __user *buffer, size_t count, loff_t *data) { int len = 0; int i; struct mtktspmic_data { int trip[10]; int t_type[10]; char bind0[20], bind1[20], bind2[20], bind3[20], bind4[20]; char bind5[20], bind6[20], bind7[20], bind8[20], bind9[20]; int time_msec; char desc[512]; }; struct mtktspmic_data *ptr_mtktspmic_data; ptr_mtktspmic_data = kmalloc(sizeof(*ptr_mtktspmic_data), GFP_KERNEL); if (ptr_mtktspmic_data == NULL) return -ENOMEM; len = (count < (sizeof(ptr_mtktspmic_data->desc) - 1)) ? count : (sizeof(ptr_mtktspmic_data->desc) - 1); if (copy_from_user(ptr_mtktspmic_data->desc, buffer, len)) { kfree(ptr_mtktspmic_data); return 0; } ptr_mtktspmic_data->desc[len] = '\0'; if (sscanf (ptr_mtktspmic_data->desc, "%d %d %d %s %d %d %s %d %d %s %d %d %s %d %d %s %d %d %s %d %d %s %d %d %s %d %d %s %d %d %s %d", &num_trip, &ptr_mtktspmic_data->trip[0], &ptr_mtktspmic_data->t_type[0], ptr_mtktspmic_data->bind0, &ptr_mtktspmic_data->trip[1], &ptr_mtktspmic_data->t_type[1], ptr_mtktspmic_data->bind1, &ptr_mtktspmic_data->trip[2], &ptr_mtktspmic_data->t_type[2], ptr_mtktspmic_data->bind2, &ptr_mtktspmic_data->trip[3], &ptr_mtktspmic_data->t_type[3], ptr_mtktspmic_data->bind3, &ptr_mtktspmic_data->trip[4], &ptr_mtktspmic_data->t_type[4], ptr_mtktspmic_data->bind4, &ptr_mtktspmic_data->trip[5], &ptr_mtktspmic_data->t_type[5], ptr_mtktspmic_data->bind5, &ptr_mtktspmic_data->trip[6], &ptr_mtktspmic_data->t_type[6], ptr_mtktspmic_data->bind6, &ptr_mtktspmic_data->trip[7], &ptr_mtktspmic_data->t_type[7], ptr_mtktspmic_data->bind7, &ptr_mtktspmic_data->trip[8], &ptr_mtktspmic_data->t_type[8], ptr_mtktspmic_data->bind8, &ptr_mtktspmic_data->trip[9], &ptr_mtktspmic_data->t_type[9], ptr_mtktspmic_data->bind9, &ptr_mtktspmic_data->time_msec) == 32) { mtktspmic_dprintk("[mtktspmic_write] mtktspmic_unregister_thermal\n"); mtktspmic_unregister_thermal(); if (num_trip < 0 || num_trip > 10) { aee_kernel_warning_api(__FILE__, __LINE__, DB_OPT_DEFAULT, "mtktspmic_write", "Bad argument"); mtktspmic_dprintk("[mtktspmic_write] bad argument\n"); kfree(ptr_mtktspmic_data); return -EINVAL; } for (i = 0; i < num_trip; i++) g_THERMAL_TRIP[i] = ptr_mtktspmic_data->t_type[i]; g_bind0[0] = g_bind1[0] = g_bind2[0] = g_bind3[0] = g_bind4[0] = g_bind5[0] = g_bind6[0] = g_bind7[0] = g_bind8[0] = g_bind9[0] = '\0'; for (i = 0; i < 20; i++) { g_bind0[i] = ptr_mtktspmic_data->bind0[i]; g_bind1[i] = ptr_mtktspmic_data->bind1[i]; g_bind2[i] = ptr_mtktspmic_data->bind2[i]; g_bind3[i] = ptr_mtktspmic_data->bind3[i]; g_bind4[i] = ptr_mtktspmic_data->bind4[i]; g_bind5[i] = ptr_mtktspmic_data->bind5[i]; g_bind6[i] = ptr_mtktspmic_data->bind6[i]; g_bind7[i] = ptr_mtktspmic_data->bind7[i]; g_bind8[i] = ptr_mtktspmic_data->bind8[i]; g_bind9[i] = ptr_mtktspmic_data->bind9[i]; } mtktspmic_dprintk("[mtktspmic_write] g_THERMAL_TRIP_0=%d,g_THERMAL_TRIP_1=%d,g_THERMAL_TRIP_2=%d,", g_THERMAL_TRIP[0], g_THERMAL_TRIP[1], g_THERMAL_TRIP[2]); mtktspmic_dprintk("g_THERMAL_TRIP_3=%d,g_THERMAL_TRIP_4=%d,g_THERMAL_TRIP_5=%d,g_THERMAL_TRIP_6=%d,", g_THERMAL_TRIP[3], g_THERMAL_TRIP[4], g_THERMAL_TRIP[5], g_THERMAL_TRIP[6]); mtktspmic_dprintk("g_THERMAL_TRIP_7=%d,g_THERMAL_TRIP_8=%d,g_THERMAL_TRIP_9=%d,\n", g_THERMAL_TRIP[7], g_THERMAL_TRIP[8], g_THERMAL_TRIP[9]); mtktspmic_dprintk("[mtktspmic_write] cooldev0=%s,cooldev1=%s,cooldev2=%s,cooldev3=%s,cooldev4=%s,", g_bind0, g_bind1, g_bind2, g_bind3, g_bind4); mtktspmic_dprintk("cooldev5=%s,cooldev6=%s,cooldev7=%s,cooldev8=%s,cooldev9=%s\n", g_bind5, g_bind6, g_bind7, g_bind8, g_bind9); for (i = 0; i < num_trip; i++) trip_temp[i] = ptr_mtktspmic_data->trip[i]; interval = ptr_mtktspmic_data->time_msec / 1000; mtktspmic_dprintk("[mtktspmic_write] trip_0_temp=%d,trip_1_temp=%d,trip_2_temp=%d,trip_3_temp=%d,", trip_temp[0], trip_temp[1], trip_temp[2], trip_temp[3]); mtktspmic_dprintk("trip_4_temp=%d,trip_5_temp=%d,trip_6_temp=%d,trip_7_temp=%d,trip_8_temp=%d,", trip_temp[4], trip_temp[5], trip_temp[6], trip_temp[7], trip_temp[8]); mtktspmic_dprintk("trip_9_temp=%d,time_ms=%d\n", trip_temp[9], interval * 1000); mtktspmic_dprintk("[mtktspmic_write] mtktspmic_register_thermal\n"); mtktspmic_register_thermal(); kfree(ptr_mtktspmic_data); return count; } mtktspmic_dprintk("[mtktspmic_write] bad argument\n"); aee_kernel_warning_api(__FILE__, __LINE__, DB_OPT_DEFAULT, "mtktspmic_write", "Bad argument"); kfree(ptr_mtktspmic_data); return -EINVAL; } void mtkts_pmic_cancel_thermal_timer(void) { /* cancel timer */ /* pr_debug("mtkts_pmic_cancel_thermal_timer\n"); */ /* stop thermal framework polling when entering deep idle */ if (thz_dev) cancel_delayed_work(&(thz_dev->poll_queue)); } void mtkts_pmic_start_thermal_timer(void) { /* pr_debug("mtkts_pmic_start_thermal_timer\n"); */ /* resume thermal framework polling when leaving deep idle */ if (thz_dev != NULL && interval != 0) mod_delayed_work(system_freezable_wq, &(thz_dev->poll_queue), round_jiffies(msecs_to_jiffies(1000))); } int mtktspmic_register_cooler(void) { cl_dev_sysrst = mtk_thermal_cooling_device_register("mtktspmic-sysrst", NULL, &mtktspmic_cooling_sysrst_ops); return 0; } static int mtktspmic_register_thermal(void) { mtktspmic_dprintk("[mtktspmic_register_thermal]\n"); /* trips : trip 0~2 */ thz_dev = mtk_thermal_zone_device_register("mtktspmic", num_trip, NULL, &mtktspmic_dev_ops, 0, 0, 0, interval * 1000); return 0; } void mtktspmic_unregister_cooler(void) { if (cl_dev_sysrst) { mtk_thermal_cooling_device_unregister(cl_dev_sysrst); cl_dev_sysrst = NULL; } } static void mtktspmic_unregister_thermal(void) { mtktspmic_dprintk("[mtktspmic_unregister_thermal]\n"); if (thz_dev) { mtk_thermal_zone_device_unregister(thz_dev); thz_dev = NULL; } } static int mtktspmic_open(struct inode *inode, struct file *file) { return single_open(file, mtktspmic_read, NULL); } static const struct file_operations mtktspmic_fops = { .owner = THIS_MODULE, .open = mtktspmic_open, .read = seq_read, .llseek = seq_lseek, .write = mtktspmic_write, .release = single_release, }; static int mtktspmic_read_log(struct seq_file *m, void *v) { seq_printf(m, "mtktspmic_read_log = %d\n", mtktspmic_debug_log); return 0; } static ssize_t mtktspmic_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) { mtktspmic_debug_log = log_switch; return count; } mtktspmic_info("mtktspmic_write_log bad argument\n"); return -EINVAL; } static int mtktspmic_open_log(struct inode *inode, struct file *file) { return single_open(file, mtktspmic_read_log, NULL); } static const struct file_operations mtktspmic_log_fops = { .owner = THIS_MODULE, .open = mtktspmic_open_log, .read = seq_read, .llseek = seq_lseek, .write = mtktspmic_write_log, .release = single_release, }; static int mtktspmic_read_ate(struct seq_file *m, void *v) { seq_printf(m, "s_temp= %ld, e_temp= %ld, d_temp= %ld\n", mtktspmic_start_temp, mtktspmic_end_temp, (mtktspmic_end_temp - mtktspmic_start_temp)); if ((mtktspmic_end_temp - mtktspmic_start_temp) > 2000) seq_puts(m, "Thermal ate test: PASS\n"); else seq_puts(m, "Thermal ate test: FAIL\n"); return 0; } static int mtktspmic_open_ate(struct inode *inode, struct file *file) { return single_open(file, mtktspmic_read_ate, NULL); } static ssize_t mtktspmic_write_ate(struct file *file, const char __user *buffer, size_t count, loff_t *data) { char desc[32]; int isTesting = 0; 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, &isTesting) == 0) { if (isTesting) mtktspmic_start_temp = mtktspmic_cur_temp; else mtktspmic_end_temp = mtktspmic_cur_temp; return count; } mtktspmic_info("mtktspmic_write_log bad argument\n"); return -EINVAL; } static const struct file_operations mtktspmic_ate_fops = { .owner = THIS_MODULE, .open = mtktspmic_open_ate, .read = seq_read, .llseek = seq_lseek, .write = mtktspmic_write_ate, .release = single_release, }; static int __init mtktspmic_init(void) { int err = 0; struct proc_dir_entry *entry = NULL; struct proc_dir_entry *mtktspmic_dir = NULL; mtktspmic_info("[mtktspmic_init]\n"); /* bit4 RG_VBUF_EN 1: turn on Vbuf. 0: turn off Vbuf. bit2 RG_VBUF_BYP 1: Bypass Vbuf. 0: turn on Vbuf. RG_VBUF_EN = 1 / RG_VBUF_BYP = 0 pmic_data = ts_pmic_read(0x0E9E); if((pmic_data>>4&0x1)!=1 || (pmic_data>>2&0x1)!=0) mtktspmic_info("[mtktspmic_init]: Warrning !!! Need to checking this !!!!!\n"); */ mtktspmic_cali_prepare(); mtktspmic_cali_prepare2(); err = mtktspmic_register_cooler(); if (err) return err; err = mtktspmic_register_thermal(); if (err) goto err_unreg; mtktspmic_dir = mtk_thermal_get_proc_drv_therm_dir_entry(); if (!mtktspmic_dir) { mtktspmic_info("[%s]: mkdir /proc/driver/thermal failed\n", __func__); } else { entry = proc_create("tzpmic", S_IRUGO | S_IWUSR | S_IWGRP, mtktspmic_dir, &mtktspmic_fops); if (entry) proc_set_user(entry, uid, gid); entry = proc_create("tzpmic_log", S_IRUGO | S_IWUSR, mtktspmic_dir, &mtktspmic_log_fops); entry = proc_create("tzpmic_ate", S_IRUGO | S_IWUSR, mtktspmic_dir, &mtktspmic_ate_fops); } return 0; err_unreg: mtktspmic_unregister_cooler(); return err; } static void __exit mtktspmic_exit(void) { mtktspmic_info("[mtktspmic_exit]\n"); mtktspmic_unregister_thermal(); mtktspmic_unregister_cooler(); } module_init(mtktspmic_init); module_exit(mtktspmic_exit);