| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Hans de Goede | 9026 | 94.19% | 6 | 22.22% |
| Alistair John Strachan | 323 | 3.37% | 7 | 25.93% |
| Guenter Roeck | 93 | 0.97% | 4 | 14.81% |
| Joe Perches | 73 | 0.76% | 1 | 3.70% |
| Rafael J. Wysocki | 30 | 0.31% | 1 | 3.70% |
| Sergey Vlasov | 14 | 0.15% | 1 | 3.70% |
| Jean Delvare | 11 | 0.11% | 1 | 3.70% |
| Tony Jones | 6 | 0.06% | 1 | 3.70% |
| Rusty Russell | 2 | 0.02% | 1 | 3.70% |
| Thomas Gleixner | 2 | 0.02% | 1 | 3.70% |
| Corentin Labbe | 1 | 0.01% | 1 | 3.70% |
| H Hartley Sweeten | 1 | 0.01% | 1 | 3.70% |
| Adrian Bunk | 1 | 0.01% | 1 | 3.70% |
| Total | 9583 | 27 |
// SPDX-License-Identifier: GPL-2.0-or-later /* * abituguru3.c * * Copyright (c) 2006-2008 Hans de Goede <hdegoede@redhat.com> * Copyright (c) 2008 Alistair John Strachan <alistair@devzero.co.uk> */ /* * This driver supports the sensor part of revision 3 of the custom Abit uGuru * chip found on newer Abit uGuru motherboards. Note: because of lack of specs * only reading the sensors and their settings is supported. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> #include <linux/init.h> #include <linux/slab.h> #include <linux/jiffies.h> #include <linux/mutex.h> #include <linux/err.h> #include <linux/delay.h> #include <linux/platform_device.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> #include <linux/dmi.h> #include <linux/io.h> /* uGuru3 bank addresses */ #define ABIT_UGURU3_SETTINGS_BANK 0x01 #define ABIT_UGURU3_SENSORS_BANK 0x08 #define ABIT_UGURU3_MISC_BANK 0x09 #define ABIT_UGURU3_ALARMS_START 0x1E #define ABIT_UGURU3_SETTINGS_START 0x24 #define ABIT_UGURU3_VALUES_START 0x80 #define ABIT_UGURU3_BOARD_ID 0x0A /* uGuru3 sensor bank flags */ /* Alarm if: */ #define ABIT_UGURU3_TEMP_HIGH_ALARM_ENABLE 0x01 /* temp over warn */ #define ABIT_UGURU3_VOLT_HIGH_ALARM_ENABLE 0x02 /* volt over max */ #define ABIT_UGURU3_VOLT_LOW_ALARM_ENABLE 0x04 /* volt under min */ #define ABIT_UGURU3_TEMP_HIGH_ALARM_FLAG 0x10 /* temp is over warn */ #define ABIT_UGURU3_VOLT_HIGH_ALARM_FLAG 0x20 /* volt is over max */ #define ABIT_UGURU3_VOLT_LOW_ALARM_FLAG 0x40 /* volt is under min */ #define ABIT_UGURU3_FAN_LOW_ALARM_ENABLE 0x01 /* fan under min */ #define ABIT_UGURU3_BEEP_ENABLE 0x08 /* beep if alarm */ #define ABIT_UGURU3_SHUTDOWN_ENABLE 0x80 /* shutdown if alarm */ /* sensor types */ #define ABIT_UGURU3_IN_SENSOR 0 #define ABIT_UGURU3_TEMP_SENSOR 1 #define ABIT_UGURU3_FAN_SENSOR 2 /* * Timeouts / Retries, if these turn out to need a lot of fiddling we could * convert them to params. Determined by trial and error. I assume this is * cpu-speed independent, since the ISA-bus and not the CPU should be the * bottleneck. */ #define ABIT_UGURU3_WAIT_TIMEOUT 250 /* * Normally the 0xAC at the end of synchronize() is reported after the * first read, but sometimes not and we need to poll */ #define ABIT_UGURU3_SYNCHRONIZE_TIMEOUT 5 /* utility macros */ #define ABIT_UGURU3_NAME "abituguru3" #define ABIT_UGURU3_DEBUG(format, arg...) \ do { \ if (verbose) \ pr_debug(format , ## arg); \ } while (0) /* Macros to help calculate the sysfs_names array length */ #define ABIT_UGURU3_MAX_NO_SENSORS 26 /* * sum of strlen +1 of: in??_input\0, in??_{min,max}\0, in??_{min,max}_alarm\0, * in??_{min,max}_alarm_enable\0, in??_beep\0, in??_shutdown\0, in??_label\0 */ #define ABIT_UGURU3_IN_NAMES_LENGTH \ (11 + 2 * 9 + 2 * 15 + 2 * 22 + 10 + 14 + 11) /* * sum of strlen +1 of: temp??_input\0, temp??_max\0, temp??_crit\0, * temp??_alarm\0, temp??_alarm_enable\0, temp??_beep\0, temp??_shutdown\0, * temp??_label\0 */ #define ABIT_UGURU3_TEMP_NAMES_LENGTH (13 + 11 + 12 + 13 + 20 + 12 + 16 + 13) /* * sum of strlen +1 of: fan??_input\0, fan??_min\0, fan??_alarm\0, * fan??_alarm_enable\0, fan??_beep\0, fan??_shutdown\0, fan??_label\0 */ #define ABIT_UGURU3_FAN_NAMES_LENGTH (12 + 10 + 12 + 19 + 11 + 15 + 12) /* * Worst case scenario 16 in sensors (longest names_length) and the rest * temp sensors (second longest names_length). */ #define ABIT_UGURU3_SYSFS_NAMES_LENGTH (16 * ABIT_UGURU3_IN_NAMES_LENGTH + \ (ABIT_UGURU3_MAX_NO_SENSORS - 16) * ABIT_UGURU3_TEMP_NAMES_LENGTH) /* * All the macros below are named identical to the openguru2 program * reverse engineered by Louis Kruger, hence the names might not be 100% * logical. I could come up with better names, but I prefer keeping the names * identical so that this driver can be compared with his work more easily. */ /* Two i/o-ports are used by uGuru */ #define ABIT_UGURU3_BASE 0x00E0 #define ABIT_UGURU3_CMD 0x00 #define ABIT_UGURU3_DATA 0x04 #define ABIT_UGURU3_REGION_LENGTH 5 /* * The wait_xxx functions return this on success and the last contents * of the DATA register (0-255) on failure. */ #define ABIT_UGURU3_SUCCESS -1 /* uGuru status flags */ #define ABIT_UGURU3_STATUS_READY_FOR_READ 0x01 #define ABIT_UGURU3_STATUS_BUSY 0x02 /* Structures */ struct abituguru3_sensor_info { const char *name; int port; int type; int multiplier; int divisor; int offset; }; /* Avoid use of flexible array members */ #define ABIT_UGURU3_MAX_DMI_NAMES 2 struct abituguru3_motherboard_info { u16 id; const char *dmi_name[ABIT_UGURU3_MAX_DMI_NAMES + 1]; /* + 1 -> end of sensors indicated by a sensor with name == NULL */ struct abituguru3_sensor_info sensors[ABIT_UGURU3_MAX_NO_SENSORS + 1]; }; /* * For the Abit uGuru, we need to keep some data in memory. * The structure is dynamically allocated, at the same time when a new * abituguru3 device is allocated. */ struct abituguru3_data { struct device *hwmon_dev; /* hwmon registered device */ struct mutex update_lock; /* protect access to data and uGuru */ unsigned short addr; /* uguru base address */ char valid; /* !=0 if following fields are valid */ unsigned long last_updated; /* In jiffies */ /* * For convenience the sysfs attr and their names are generated * automatically. We have max 10 entries per sensor (for in sensors) */ struct sensor_device_attribute_2 sysfs_attr[ABIT_UGURU3_MAX_NO_SENSORS * 10]; /* Buffer to store the dynamically generated sysfs names */ char sysfs_names[ABIT_UGURU3_SYSFS_NAMES_LENGTH]; /* Pointer to the sensors info for the detected motherboard */ const struct abituguru3_sensor_info *sensors; /* * The abituguru3 supports up to 48 sensors, and thus has registers * sets for 48 sensors, for convenience reasons / simplicity of the * code we always read and store all registers for all 48 sensors */ /* Alarms for all 48 sensors (1 bit per sensor) */ u8 alarms[48/8]; /* Value of all 48 sensors */ u8 value[48]; /* * Settings of all 48 sensors, note in and temp sensors (the first 32 * sensors) have 3 bytes of settings, while fans only have 2 bytes, * for convenience we use 3 bytes for all sensors */ u8 settings[48][3]; }; /* Constants */ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = { { 0x000C, { NULL } /* Unknown, need DMI string */, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR", 1, 0, 10, 1, 0 }, { "DDR VTT", 2, 0, 10, 1, 0 }, { "CPU VTT 1.2V", 3, 0, 10, 1, 0 }, { "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 }, { "MCH 2.5V", 5, 0, 20, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM", 26, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS FAN", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 35, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x000D, { NULL } /* Abit AW8, need DMI string */, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR", 1, 0, 10, 1, 0 }, { "DDR VTT", 2, 0, 10, 1, 0 }, { "CPU VTT 1.2V", 3, 0, 10, 1, 0 }, { "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 }, { "MCH 2.5V", 5, 0, 20, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM1", 26, 1, 1, 1, 0 }, { "PWM2", 27, 1, 1, 1, 0 }, { "PWM3", 28, 1, 1, 1, 0 }, { "PWM4", 29, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 35, 2, 60, 1, 0 }, { "AUX2 Fan", 36, 2, 60, 1, 0 }, { "AUX3 Fan", 37, 2, 60, 1, 0 }, { "AUX4 Fan", 38, 2, 60, 1, 0 }, { "AUX5 Fan", 39, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x000E, { NULL } /* AL-8, need DMI string */, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR", 1, 0, 10, 1, 0 }, { "DDR VTT", 2, 0, 10, 1, 0 }, { "CPU VTT 1.2V", 3, 0, 10, 1, 0 }, { "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 }, { "MCH 2.5V", 5, 0, 20, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM", 26, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x000F, { NULL } /* Unknown, need DMI string */, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR", 1, 0, 10, 1, 0 }, { "DDR VTT", 2, 0, 10, 1, 0 }, { "CPU VTT 1.2V", 3, 0, 10, 1, 0 }, { "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 }, { "MCH 2.5V", 5, 0, 20, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM", 26, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0010, { NULL } /* Abit NI8 SLI GR, need DMI string */, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR", 1, 0, 10, 1, 0 }, { "DDR VTT", 2, 0, 10, 1, 0 }, { "CPU VTT 1.2V", 3, 0, 10, 1, 0 }, { "NB 1.4V", 4, 0, 10, 1, 0 }, { "SB 1.5V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "SYS", 25, 1, 1, 1, 0 }, { "PWM", 26, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 35, 2, 60, 1, 0 }, { "OTES1 Fan", 36, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0011, { "AT8 32X", NULL }, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR", 1, 0, 20, 1, 0 }, { "DDR VTT", 2, 0, 10, 1, 0 }, { "CPU VDDA 2.5V", 6, 0, 20, 1, 0 }, { "NB 1.8V", 4, 0, 10, 1, 0 }, { "NB 1.8V Dual", 5, 0, 10, 1, 0 }, { "HTV 1.2", 3, 0, 10, 1, 0 }, { "PCIE 1.2V", 12, 0, 10, 1, 0 }, { "NB 1.2V", 13, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "NB", 25, 1, 1, 1, 0 }, { "System", 26, 1, 1, 1, 0 }, { "PWM", 27, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 35, 2, 60, 1, 0 }, { "AUX2 Fan", 36, 2, 60, 1, 0 }, { "AUX3 Fan", 37, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0012, { NULL } /* Abit AN8 32X, need DMI string */, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR", 1, 0, 20, 1, 0 }, { "DDR VTT", 2, 0, 10, 1, 0 }, { "HyperTransport", 3, 0, 10, 1, 0 }, { "CPU VDDA 2.5V", 5, 0, 20, 1, 0 }, { "NB", 4, 0, 10, 1, 0 }, { "SB", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "SYS", 25, 1, 1, 1, 0 }, { "PWM", 26, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 36, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0013, { NULL } /* Abit AW8D, need DMI string */, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR", 1, 0, 10, 1, 0 }, { "DDR VTT", 2, 0, 10, 1, 0 }, { "CPU VTT 1.2V", 3, 0, 10, 1, 0 }, { "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 }, { "MCH 2.5V", 5, 0, 20, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM1", 26, 1, 1, 1, 0 }, { "PWM2", 27, 1, 1, 1, 0 }, { "PWM3", 28, 1, 1, 1, 0 }, { "PWM4", 29, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 35, 2, 60, 1, 0 }, { "AUX2 Fan", 36, 2, 60, 1, 0 }, { "AUX3 Fan", 37, 2, 60, 1, 0 }, { "AUX4 Fan", 38, 2, 60, 1, 0 }, { "AUX5 Fan", 39, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0014, { "AB9", "AB9 Pro", NULL }, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR", 1, 0, 10, 1, 0 }, { "DDR VTT", 2, 0, 10, 1, 0 }, { "CPU VTT 1.2V", 3, 0, 10, 1, 0 }, { "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 }, { "MCH 2.5V", 5, 0, 20, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM", 26, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0015, { NULL } /* Unknown, need DMI string */, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR", 1, 0, 20, 1, 0 }, { "DDR VTT", 2, 0, 10, 1, 0 }, { "HyperTransport", 3, 0, 10, 1, 0 }, { "CPU VDDA 2.5V", 5, 0, 20, 1, 0 }, { "NB", 4, 0, 10, 1, 0 }, { "SB", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "SYS", 25, 1, 1, 1, 0 }, { "PWM", 26, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 33, 2, 60, 1, 0 }, { "AUX2 Fan", 35, 2, 60, 1, 0 }, { "AUX3 Fan", 36, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0016, { "AW9D-MAX", NULL }, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR2", 1, 0, 20, 1, 0 }, { "DDR2 VTT", 2, 0, 10, 1, 0 }, { "CPU VTT 1.2V", 3, 0, 10, 1, 0 }, { "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 }, { "MCH 2.5V", 5, 0, 20, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM1", 26, 1, 1, 1, 0 }, { "PWM2", 27, 1, 1, 1, 0 }, { "PWM3", 28, 1, 1, 1, 0 }, { "PWM4", 29, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "NB Fan", 33, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 35, 2, 60, 1, 0 }, { "AUX2 Fan", 36, 2, 60, 1, 0 }, { "AUX3 Fan", 37, 2, 60, 1, 0 }, { "OTES1 Fan", 38, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0017, { NULL } /* Unknown, need DMI string */, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR2", 1, 0, 20, 1, 0 }, { "DDR2 VTT", 2, 0, 10, 1, 0 }, { "HyperTransport", 3, 0, 10, 1, 0 }, { "CPU VDDA 2.5V", 6, 0, 20, 1, 0 }, { "NB 1.8V", 4, 0, 10, 1, 0 }, { "NB 1.2V ", 13, 0, 10, 1, 0 }, { "SB 1.2V", 5, 0, 10, 1, 0 }, { "PCIE 1.2V", 12, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "ATX +3.3V", 10, 0, 20, 1, 0 }, { "ATX 5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 26, 1, 1, 1, 0 }, { "PWM", 27, 1, 1, 1, 0 }, { "CPU FAN", 32, 2, 60, 1, 0 }, { "SYS FAN", 34, 2, 60, 1, 0 }, { "AUX1 FAN", 35, 2, 60, 1, 0 }, { "AUX2 FAN", 36, 2, 60, 1, 0 }, { "AUX3 FAN", 37, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0018, { "AB9 QuadGT", NULL }, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR2", 1, 0, 20, 1, 0 }, { "DDR2 VTT", 2, 0, 10, 1, 0 }, { "CPU VTT", 3, 0, 10, 1, 0 }, { "MCH 1.25V", 4, 0, 10, 1, 0 }, { "ICHIO 1.5V", 5, 0, 10, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM Phase1", 26, 1, 1, 1, 0 }, { "PWM Phase2", 27, 1, 1, 1, 0 }, { "PWM Phase3", 28, 1, 1, 1, 0 }, { "PWM Phase4", 29, 1, 1, 1, 0 }, { "PWM Phase5", 30, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 33, 2, 60, 1, 0 }, { "AUX2 Fan", 35, 2, 60, 1, 0 }, { "AUX3 Fan", 36, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0019, { "IN9 32X MAX", NULL }, { { "CPU Core", 7, 0, 10, 1, 0 }, { "DDR2", 13, 0, 20, 1, 0 }, { "DDR2 VTT", 14, 0, 10, 1, 0 }, { "CPU VTT", 3, 0, 20, 1, 0 }, { "NB 1.2V", 4, 0, 10, 1, 0 }, { "SB 1.5V", 6, 0, 10, 1, 0 }, { "HyperTransport", 5, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 12, 0, 60, 1, 0 }, { "ATX +12V (4-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "ATX +3.3V", 10, 0, 20, 1, 0 }, { "ATX 5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM Phase1", 26, 1, 1, 1, 0 }, { "PWM Phase2", 27, 1, 1, 1, 0 }, { "PWM Phase3", 28, 1, 1, 1, 0 }, { "PWM Phase4", 29, 1, 1, 1, 0 }, { "PWM Phase5", 30, 1, 1, 1, 0 }, { "CPU FAN", 32, 2, 60, 1, 0 }, { "SYS FAN", 34, 2, 60, 1, 0 }, { "AUX1 FAN", 33, 2, 60, 1, 0 }, { "AUX2 FAN", 35, 2, 60, 1, 0 }, { "AUX3 FAN", 36, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x001A, { "IP35 Pro", "IP35 Pro XE", NULL }, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR2", 1, 0, 20, 1, 0 }, { "DDR2 VTT", 2, 0, 10, 1, 0 }, { "CPU VTT 1.2V", 3, 0, 10, 1, 0 }, { "MCH 1.25V", 4, 0, 10, 1, 0 }, { "ICHIO 1.5V", 5, 0, 10, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (8-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM", 26, 1, 1, 1, 0 }, { "PWM Phase2", 27, 1, 1, 1, 0 }, { "PWM Phase3", 28, 1, 1, 1, 0 }, { "PWM Phase4", 29, 1, 1, 1, 0 }, { "PWM Phase5", 30, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 33, 2, 60, 1, 0 }, { "AUX2 Fan", 35, 2, 60, 1, 0 }, { "AUX3 Fan", 36, 2, 60, 1, 0 }, { "AUX4 Fan", 37, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x001B, { NULL } /* Unknown, need DMI string */, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR3", 1, 0, 20, 1, 0 }, { "DDR3 VTT", 2, 0, 10, 1, 0 }, { "CPU VTT", 3, 0, 10, 1, 0 }, { "MCH 1.25V", 4, 0, 10, 1, 0 }, { "ICHIO 1.5V", 5, 0, 10, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (8-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM Phase1", 26, 1, 1, 1, 0 }, { "PWM Phase2", 27, 1, 1, 1, 0 }, { "PWM Phase3", 28, 1, 1, 1, 0 }, { "PWM Phase4", 29, 1, 1, 1, 0 }, { "PWM Phase5", 30, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 33, 2, 60, 1, 0 }, { "AUX2 Fan", 35, 2, 60, 1, 0 }, { "AUX3 Fan", 36, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x001C, { "IX38 QuadGT", NULL }, { { "CPU Core", 0, 0, 10, 1, 0 }, { "DDR2", 1, 0, 20, 1, 0 }, { "DDR2 VTT", 2, 0, 10, 1, 0 }, { "CPU VTT", 3, 0, 10, 1, 0 }, { "MCH 1.25V", 4, 0, 10, 1, 0 }, { "ICHIO 1.5V", 5, 0, 10, 1, 0 }, { "ICH 1.05V", 6, 0, 10, 1, 0 }, { "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 }, { "ATX +12V (8-pin)", 8, 0, 60, 1, 0 }, { "ATX +5V", 9, 0, 30, 1, 0 }, { "+3.3V", 10, 0, 20, 1, 0 }, { "5VSB", 11, 0, 30, 1, 0 }, { "CPU", 24, 1, 1, 1, 0 }, { "System", 25, 1, 1, 1, 0 }, { "PWM Phase1", 26, 1, 1, 1, 0 }, { "PWM Phase2", 27, 1, 1, 1, 0 }, { "PWM Phase3", 28, 1, 1, 1, 0 }, { "PWM Phase4", 29, 1, 1, 1, 0 }, { "PWM Phase5", 30, 1, 1, 1, 0 }, { "CPU Fan", 32, 2, 60, 1, 0 }, { "SYS Fan", 34, 2, 60, 1, 0 }, { "AUX1 Fan", 33, 2, 60, 1, 0 }, { "AUX2 Fan", 35, 2, 60, 1, 0 }, { "AUX3 Fan", 36, 2, 60, 1, 0 }, { NULL, 0, 0, 0, 0, 0 } } }, { 0x0000, { NULL }, { { NULL, 0, 0, 0, 0, 0 } } } }; /* Insmod parameters */ static bool force; module_param(force, bool, 0); MODULE_PARM_DESC(force, "Set to one to force detection."); /* Default verbose is 1, since this driver is still in the testing phase */ static bool verbose = 1; module_param(verbose, bool, 0644); MODULE_PARM_DESC(verbose, "Enable/disable verbose error reporting"); static const char *never_happen = "This should never happen."; static const char *report_this = "Please report this to the abituguru3 maintainer (see MAINTAINERS)"; /* wait while the uguru is busy (usually after a write) */ static int abituguru3_wait_while_busy(struct abituguru3_data *data) { u8 x; int timeout = ABIT_UGURU3_WAIT_TIMEOUT; while ((x = inb_p(data->addr + ABIT_UGURU3_DATA)) & ABIT_UGURU3_STATUS_BUSY) { timeout--; if (timeout == 0) return x; /* * sleep a bit before our last try, to give the uGuru3 one * last chance to respond. */ if (timeout == 1) msleep(1); } return ABIT_UGURU3_SUCCESS; } /* wait till uguru is ready to be read */ static int abituguru3_wait_for_read(struct abituguru3_data *data) { u8 x; int timeout = ABIT_UGURU3_WAIT_TIMEOUT; while (!((x = inb_p(data->addr + ABIT_UGURU3_DATA)) & ABIT_UGURU3_STATUS_READY_FOR_READ)) { timeout--; if (timeout == 0) return x; /* * sleep a bit before our last try, to give the uGuru3 one * last chance to respond. */ if (timeout == 1) msleep(1); } return ABIT_UGURU3_SUCCESS; } /* * This synchronizes us with the uGuru3's protocol state machine, this * must be done before each command. */ static int abituguru3_synchronize(struct abituguru3_data *data) { int x, timeout = ABIT_UGURU3_SYNCHRONIZE_TIMEOUT; x = abituguru3_wait_while_busy(data); if (x != ABIT_UGURU3_SUCCESS) { ABIT_UGURU3_DEBUG("synchronize timeout during initial busy " "wait, status: 0x%02x\n", x); return -EIO; } outb(0x20, data->addr + ABIT_UGURU3_DATA); x = abituguru3_wait_while_busy(data); if (x != ABIT_UGURU3_SUCCESS) { ABIT_UGURU3_DEBUG("synchronize timeout after sending 0x20, " "status: 0x%02x\n", x); return -EIO; } outb(0x10, data->addr + ABIT_UGURU3_CMD); x = abituguru3_wait_while_busy(data); if (x != ABIT_UGURU3_SUCCESS) { ABIT_UGURU3_DEBUG("synchronize timeout after sending 0x10, " "status: 0x%02x\n", x); return -EIO; } outb(0x00, data->addr + ABIT_UGURU3_CMD); x = abituguru3_wait_while_busy(data); if (x != ABIT_UGURU3_SUCCESS) { ABIT_UGURU3_DEBUG("synchronize timeout after sending 0x00, " "status: 0x%02x\n", x); return -EIO; } x = abituguru3_wait_for_read(data); if (x != ABIT_UGURU3_SUCCESS) { ABIT_UGURU3_DEBUG("synchronize timeout waiting for read, " "status: 0x%02x\n", x); return -EIO; } while ((x = inb(data->addr + ABIT_UGURU3_CMD)) != 0xAC) { timeout--; if (timeout == 0) { ABIT_UGURU3_DEBUG("synchronize timeout cmd does not " "hold 0xAC after synchronize, cmd: 0x%02x\n", x); return -EIO; } msleep(1); } return 0; } /* * Read count bytes from sensor sensor_addr in bank bank_addr and store the * result in buf */ static int abituguru3_read(struct abituguru3_data *data, u8 bank, u8 offset, u8 count, u8 *buf) { int i, x; x = abituguru3_synchronize(data); if (x) return x; outb(0x1A, data->addr + ABIT_UGURU3_DATA); x = abituguru3_wait_while_busy(data); if (x != ABIT_UGURU3_SUCCESS) { ABIT_UGURU3_DEBUG("read from 0x%02x:0x%02x timed out after " "sending 0x1A, status: 0x%02x\n", (unsigned int)bank, (unsigned int)offset, x); return -EIO; } outb(bank, data->addr + ABIT_UGURU3_CMD); x = abituguru3_wait_while_busy(data); if (x != ABIT_UGURU3_SUCCESS) { ABIT_UGURU3_DEBUG("read from 0x%02x:0x%02x timed out after " "sending the bank, status: 0x%02x\n", (unsigned int)bank, (unsigned int)offset, x); return -EIO; } outb(offset, data->addr + ABIT_UGURU3_CMD); x = abituguru3_wait_while_busy(data); if (x != ABIT_UGURU3_SUCCESS) { ABIT_UGURU3_DEBUG("read from 0x%02x:0x%02x timed out after " "sending the offset, status: 0x%02x\n", (unsigned int)bank, (unsigned int)offset, x); return -EIO; } outb(count, data->addr + ABIT_UGURU3_CMD); x = abituguru3_wait_while_busy(data); if (x != ABIT_UGURU3_SUCCESS) { ABIT_UGURU3_DEBUG("read from 0x%02x:0x%02x timed out after " "sending the count, status: 0x%02x\n", (unsigned int)bank, (unsigned int)offset, x); return -EIO; } for (i = 0; i < count; i++) { x = abituguru3_wait_for_read(data); if (x != ABIT_UGURU3_SUCCESS) { ABIT_UGURU3_DEBUG("timeout reading byte %d from " "0x%02x:0x%02x, status: 0x%02x\n", i, (unsigned int)bank, (unsigned int)offset, x); break; } buf[i] = inb(data->addr + ABIT_UGURU3_CMD); } return i; } /* * Sensor settings are stored 1 byte per offset with the bytes * placed add consecutive offsets. */ static int abituguru3_read_increment_offset(struct abituguru3_data *data, u8 bank, u8 offset, u8 count, u8 *buf, int offset_count) { int i, x; for (i = 0; i < offset_count; i++) { x = abituguru3_read(data, bank, offset + i, count, buf + i * count); if (x != count) { if (x < 0) return x; return i * count + x; } } return i * count; } /* * Following are the sysfs callback functions. These functions expect: * sensor_device_attribute_2->index: index into the data->sensors array * sensor_device_attribute_2->nr: register offset, bitmask or NA. */ static struct abituguru3_data *abituguru3_update_device(struct device *dev); static ssize_t show_value(struct device *dev, struct device_attribute *devattr, char *buf) { int value; struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr); struct abituguru3_data *data = abituguru3_update_device(dev); const struct abituguru3_sensor_info *sensor; if (!data) return -EIO; sensor = &data->sensors[attr->index]; /* are we reading a setting, or is this a normal read? */ if (attr->nr) value = data->settings[sensor->port][attr->nr]; else value = data->value[sensor->port]; /* convert the value */ value = (value * sensor->multiplier) / sensor->divisor + sensor->offset; /* * alternatively we could update the sensors settings struct for this, * but then its contents would differ from the windows sw ini files */ if (sensor->type == ABIT_UGURU3_TEMP_SENSOR) value *= 1000; return sprintf(buf, "%d\n", value); } static ssize_t show_alarm(struct device *dev, struct device_attribute *devattr, char *buf) { int port; struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr); struct abituguru3_data *data = abituguru3_update_device(dev); if (!data) return -EIO; port = data->sensors[attr->index].port; /* * See if the alarm bit for this sensor is set and if a bitmask is * given in attr->nr also check if the alarm matches the type of alarm * we're looking for (for volt it can be either low or high). The type * is stored in a few readonly bits in the settings of the sensor. */ if ((data->alarms[port / 8] & (0x01 << (port % 8))) && (!attr->nr || (data->settings[port][0] & attr->nr))) return sprintf(buf, "1\n"); else return sprintf(buf, "0\n"); } static ssize_t show_mask(struct device *dev, struct device_attribute *devattr, char *buf) { struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr); struct abituguru3_data *data = dev_get_drvdata(dev); if (data->settings[data->sensors[attr->index].port][0] & attr->nr) return sprintf(buf, "1\n"); else return sprintf(buf, "0\n"); } static ssize_t show_label(struct device *dev, struct device_attribute *devattr, char *buf) { struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr); struct abituguru3_data *data = dev_get_drvdata(dev); return sprintf(buf, "%s\n", data->sensors[attr->index].name); } static ssize_t show_name(struct device *dev, struct device_attribute *devattr, char *buf) { return sprintf(buf, "%s\n", ABIT_UGURU3_NAME); } /* Sysfs attr templates, the real entries are generated automatically. */ static const struct sensor_device_attribute_2 abituguru3_sysfs_templ[3][10] = { { SENSOR_ATTR_2(in%d_input, 0444, show_value, NULL, 0, 0), SENSOR_ATTR_2(in%d_min, 0444, show_value, NULL, 1, 0), SENSOR_ATTR_2(in%d_max, 0444, show_value, NULL, 2, 0), SENSOR_ATTR_2(in%d_min_alarm, 0444, show_alarm, NULL, ABIT_UGURU3_VOLT_LOW_ALARM_FLAG, 0), SENSOR_ATTR_2(in%d_max_alarm, 0444, show_alarm, NULL, ABIT_UGURU3_VOLT_HIGH_ALARM_FLAG, 0), SENSOR_ATTR_2(in%d_beep, 0444, show_mask, NULL, ABIT_UGURU3_BEEP_ENABLE, 0), SENSOR_ATTR_2(in%d_shutdown, 0444, show_mask, NULL, ABIT_UGURU3_SHUTDOWN_ENABLE, 0), SENSOR_ATTR_2(in%d_min_alarm_enable, 0444, show_mask, NULL, ABIT_UGURU3_VOLT_LOW_ALARM_ENABLE, 0), SENSOR_ATTR_2(in%d_max_alarm_enable, 0444, show_mask, NULL, ABIT_UGURU3_VOLT_HIGH_ALARM_ENABLE, 0), SENSOR_ATTR_2(in%d_label, 0444, show_label, NULL, 0, 0) }, { SENSOR_ATTR_2(temp%d_input, 0444, show_value, NULL, 0, 0), SENSOR_ATTR_2(temp%d_max, 0444, show_value, NULL, 1, 0), SENSOR_ATTR_2(temp%d_crit, 0444, show_value, NULL, 2, 0), SENSOR_ATTR_2(temp%d_alarm, 0444, show_alarm, NULL, 0, 0), SENSOR_ATTR_2(temp%d_beep, 0444, show_mask, NULL, ABIT_UGURU3_BEEP_ENABLE, 0), SENSOR_ATTR_2(temp%d_shutdown, 0444, show_mask, NULL, ABIT_UGURU3_SHUTDOWN_ENABLE, 0), SENSOR_ATTR_2(temp%d_alarm_enable, 0444, show_mask, NULL, ABIT_UGURU3_TEMP_HIGH_ALARM_ENABLE, 0), SENSOR_ATTR_2(temp%d_label, 0444, show_label, NULL, 0, 0) }, { SENSOR_ATTR_2(fan%d_input, 0444, show_value, NULL, 0, 0), SENSOR_ATTR_2(fan%d_min, 0444, show_value, NULL, 1, 0), SENSOR_ATTR_2(fan%d_alarm, 0444, show_alarm, NULL, 0, 0), SENSOR_ATTR_2(fan%d_beep, 0444, show_mask, NULL, ABIT_UGURU3_BEEP_ENABLE, 0), SENSOR_ATTR_2(fan%d_shutdown, 0444, show_mask, NULL, ABIT_UGURU3_SHUTDOWN_ENABLE, 0), SENSOR_ATTR_2(fan%d_alarm_enable, 0444, show_mask, NULL, ABIT_UGURU3_FAN_LOW_ALARM_ENABLE, 0), SENSOR_ATTR_2(fan%d_label, 0444, show_label, NULL, 0, 0) } }; static struct sensor_device_attribute_2 abituguru3_sysfs_attr[] = { SENSOR_ATTR_2(name, 0444, show_name, NULL, 0, 0), }; static int abituguru3_probe(struct platform_device *pdev) { const int no_sysfs_attr[3] = { 10, 8, 7 }; int sensor_index[3] = { 0, 1, 1 }; struct abituguru3_data *data; int i, j, type, used, sysfs_names_free, sysfs_attr_i, res = -ENODEV; char *sysfs_filename; u8 buf[2]; u16 id; data = devm_kzalloc(&pdev->dev, sizeof(struct abituguru3_data), GFP_KERNEL); if (!data) return -ENOMEM; data->addr = platform_get_resource(pdev, IORESOURCE_IO, 0)->start; mutex_init(&data->update_lock); platform_set_drvdata(pdev, data); /* Read the motherboard ID */ i = abituguru3_read(data, ABIT_UGURU3_MISC_BANK, ABIT_UGURU3_BOARD_ID, 2, buf); if (i != 2) goto abituguru3_probe_error; /* Completely read the uGuru to see if one really is there */ if (!abituguru3_update_device(&pdev->dev)) goto abituguru3_probe_error; /* lookup the ID in our motherboard table */ id = ((u16)buf[0] << 8) | (u16)buf[1]; for (i = 0; abituguru3_motherboards[i].id; i++) if (abituguru3_motherboards[i].id == id) break; if (!abituguru3_motherboards[i].id) { pr_err("error unknown motherboard ID: %04X. %s\n", (unsigned int)id, report_this); goto abituguru3_probe_error; } data->sensors = abituguru3_motherboards[i].sensors; pr_info("found Abit uGuru3, motherboard ID: %04X\n", (unsigned int)id); /* Fill the sysfs attr array */ sysfs_attr_i = 0; sysfs_filename = data->sysfs_names; sysfs_names_free = ABIT_UGURU3_SYSFS_NAMES_LENGTH; for (i = 0; data->sensors[i].name; i++) { /* Fail safe check, this should never happen! */ if (i >= ABIT_UGURU3_MAX_NO_SENSORS) { pr_err("Fatal error motherboard has more sensors then ABIT_UGURU3_MAX_NO_SENSORS. %s %s\n", never_happen, report_this); res = -ENAMETOOLONG; goto abituguru3_probe_error; } type = data->sensors[i].type; for (j = 0; j < no_sysfs_attr[type]; j++) { used = snprintf(sysfs_filename, sysfs_names_free, abituguru3_sysfs_templ[type][j].dev_attr.attr. name, sensor_index[type]) + 1; data->sysfs_attr[sysfs_attr_i] = abituguru3_sysfs_templ[type][j]; data->sysfs_attr[sysfs_attr_i].dev_attr.attr.name = sysfs_filename; data->sysfs_attr[sysfs_attr_i].index = i; sysfs_filename += used; sysfs_names_free -= used; sysfs_attr_i++; } sensor_index[type]++; } /* Fail safe check, this should never happen! */ if (sysfs_names_free < 0) { pr_err("Fatal error ran out of space for sysfs attr names. %s %s\n", never_happen, report_this); res = -ENAMETOOLONG; goto abituguru3_probe_error; } /* Register sysfs hooks */ for (i = 0; i < sysfs_attr_i; i++) if (device_create_file(&pdev->dev, &data->sysfs_attr[i].dev_attr)) goto abituguru3_probe_error; for (i = 0; i < ARRAY_SIZE(abituguru3_sysfs_attr); i++) if (device_create_file(&pdev->dev, &abituguru3_sysfs_attr[i].dev_attr)) goto abituguru3_probe_error; data->hwmon_dev = hwmon_device_register(&pdev->dev); if (IS_ERR(data->hwmon_dev)) { res = PTR_ERR(data->hwmon_dev); goto abituguru3_probe_error; } return 0; /* success */ abituguru3_probe_error: for (i = 0; data->sysfs_attr[i].dev_attr.attr.name; i++) device_remove_file(&pdev->dev, &data->sysfs_attr[i].dev_attr); for (i = 0; i < ARRAY_SIZE(abituguru3_sysfs_attr); i++) device_remove_file(&pdev->dev, &abituguru3_sysfs_attr[i].dev_attr); return res; } static int abituguru3_remove(struct platform_device *pdev) { int i; struct abituguru3_data *data = platform_get_drvdata(pdev); hwmon_device_unregister(data->hwmon_dev); for (i = 0; data->sysfs_attr[i].dev_attr.attr.name; i++) device_remove_file(&pdev->dev, &data->sysfs_attr[i].dev_attr); for (i = 0; i < ARRAY_SIZE(abituguru3_sysfs_attr); i++) device_remove_file(&pdev->dev, &abituguru3_sysfs_attr[i].dev_attr); return 0; } static struct abituguru3_data *abituguru3_update_device(struct device *dev) { int i; struct abituguru3_data *data = dev_get_drvdata(dev); mutex_lock(&data->update_lock); if (!data->valid || time_after(jiffies, data->last_updated + HZ)) { /* Clear data->valid while updating */ data->valid = 0; /* Read alarms */ if (abituguru3_read_increment_offset(data, ABIT_UGURU3_SETTINGS_BANK, ABIT_UGURU3_ALARMS_START, 1, data->alarms, 48/8) != (48/8)) goto LEAVE_UPDATE; /* Read in and temp sensors (3 byte settings / sensor) */ for (i = 0; i < 32; i++) { if (abituguru3_read(data, ABIT_UGURU3_SENSORS_BANK, ABIT_UGURU3_VALUES_START + i, 1, &data->value[i]) != 1) goto LEAVE_UPDATE; if (abituguru3_read_increment_offset(data, ABIT_UGURU3_SETTINGS_BANK, ABIT_UGURU3_SETTINGS_START + i * 3, 1, data->settings[i], 3) != 3) goto LEAVE_UPDATE; } /* Read temp sensors (2 byte settings / sensor) */ for (i = 0; i < 16; i++) { if (abituguru3_read(data, ABIT_UGURU3_SENSORS_BANK, ABIT_UGURU3_VALUES_START + 32 + i, 1, &data->value[32 + i]) != 1) goto LEAVE_UPDATE; if (abituguru3_read_increment_offset(data, ABIT_UGURU3_SETTINGS_BANK, ABIT_UGURU3_SETTINGS_START + 32 * 3 + i * 2, 1, data->settings[32 + i], 2) != 2) goto LEAVE_UPDATE; } data->last_updated = jiffies; data->valid = 1; } LEAVE_UPDATE: mutex_unlock(&data->update_lock); if (data->valid) return data; else return NULL; } #ifdef CONFIG_PM_SLEEP static int abituguru3_suspend(struct device *dev) { struct abituguru3_data *data = dev_get_drvdata(dev); /* * make sure all communications with the uguru3 are done and no new * ones are started */ mutex_lock(&data->update_lock); return 0; } static int abituguru3_resume(struct device *dev) { struct abituguru3_data *data = dev_get_drvdata(dev); mutex_unlock(&data->update_lock); return 0; } static SIMPLE_DEV_PM_OPS(abituguru3_pm, abituguru3_suspend, abituguru3_resume); #define ABIT_UGURU3_PM (&abituguru3_pm) #else #define ABIT_UGURU3_PM NULL #endif /* CONFIG_PM */ static struct platform_driver abituguru3_driver = { .driver = { .name = ABIT_UGURU3_NAME, .pm = ABIT_UGURU3_PM }, .probe = abituguru3_probe, .remove = abituguru3_remove, }; static int __init abituguru3_dmi_detect(void) { const char *board_vendor, *board_name; int i, err = (force) ? 1 : -ENODEV; const char *const *dmi_name; size_t sublen; board_vendor = dmi_get_system_info(DMI_BOARD_VENDOR); if (!board_vendor || strcmp(board_vendor, "http://www.abit.com.tw/")) return err; board_name = dmi_get_system_info(DMI_BOARD_NAME); if (!board_name) return err; /* * At the moment, we don't care about the part of the vendor * DMI string contained in brackets. Truncate the string at * the first occurrence of a bracket. Trim any trailing space * from the substring. */ sublen = strcspn(board_name, "("); while (sublen > 0 && board_name[sublen - 1] == ' ') sublen--; for (i = 0; abituguru3_motherboards[i].id; i++) { dmi_name = abituguru3_motherboards[i].dmi_name; for ( ; *dmi_name; dmi_name++) { if (strlen(*dmi_name) != sublen) continue; if (!strncasecmp(board_name, *dmi_name, sublen)) return 0; } } /* No match found */ return 1; } /* * FIXME: Manual detection should die eventually; we need to collect stable * DMI model names first before we can rely entirely on CONFIG_DMI. */ static int __init abituguru3_detect(void) { /* * See if there is an uguru3 there. An idle uGuru3 will hold 0x00 or * 0x08 at DATA and 0xAC at CMD. Sometimes the uGuru3 will hold 0x05 * or 0x55 at CMD instead, why is unknown. */ u8 data_val = inb_p(ABIT_UGURU3_BASE + ABIT_UGURU3_DATA); u8 cmd_val = inb_p(ABIT_UGURU3_BASE + ABIT_UGURU3_CMD); if (((data_val == 0x00) || (data_val == 0x08)) && ((cmd_val == 0xAC) || (cmd_val == 0x05) || (cmd_val == 0x55))) return 0; ABIT_UGURU3_DEBUG("no Abit uGuru3 found, data = 0x%02X, cmd = " "0x%02X\n", (unsigned int)data_val, (unsigned int)cmd_val); if (force) { pr_info("Assuming Abit uGuru3 is present because of \"force\" parameter\n"); return 0; } /* No uGuru3 found */ return -ENODEV; } static struct platform_device *abituguru3_pdev; static int __init abituguru3_init(void) { struct resource res = { .flags = IORESOURCE_IO }; int err; /* Attempt DMI detection first */ err = abituguru3_dmi_detect(); if (err < 0) return err; /* * Fall back to manual detection if there was no exact * board name match, or force was specified. */ if (err > 0) { err = abituguru3_detect(); if (err) return err; pr_warn("this motherboard was not detected using DMI. " "Please send the output of \"dmidecode\" to the abituguru3 maintainer (see MAINTAINERS)\n"); } err = platform_driver_register(&abituguru3_driver); if (err) goto exit; abituguru3_pdev = platform_device_alloc(ABIT_UGURU3_NAME, ABIT_UGURU3_BASE); if (!abituguru3_pdev) { pr_err("Device allocation failed\n"); err = -ENOMEM; goto exit_driver_unregister; } res.start = ABIT_UGURU3_BASE; res.end = ABIT_UGURU3_BASE + ABIT_UGURU3_REGION_LENGTH - 1; res.name = ABIT_UGURU3_NAME; err = platform_device_add_resources(abituguru3_pdev, &res, 1); if (err) { pr_err("Device resource addition failed (%d)\n", err); goto exit_device_put; } err = platform_device_add(abituguru3_pdev); if (err) { pr_err("Device addition failed (%d)\n", err); goto exit_device_put; } return 0; exit_device_put: platform_device_put(abituguru3_pdev); exit_driver_unregister: platform_driver_unregister(&abituguru3_driver); exit: return err; } static void __exit abituguru3_exit(void) { platform_device_unregister(abituguru3_pdev); platform_driver_unregister(&abituguru3_driver); } MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>"); MODULE_DESCRIPTION("Abit uGuru3 Sensor device"); MODULE_LICENSE("GPL"); module_init(abituguru3_init); module_exit(abituguru3_exit);
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