X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=it87.c;h=9bb5d5b3761d5603f3ee2befcf2f97b5bfe1221c;hb=b9deb7cb414069672ccadbc934322db50ed168c2;hp=df87ffaec0baee34d70f77077cdbf1368ed8951e;hpb=88d0e632eff64a00113ea0ba36d11c98f38081a6;p=groeck-it87 diff --git a/it87.c b/it87.c index df87ffa..9bb5d5b 100644 --- a/it87.c +++ b/it87.c @@ -11,10 +11,16 @@ * similar parts. The other devices are supported by different drivers. * * Supports: IT8603E Super I/O chip w/LPC interface + * IT8607E Super I/O chip w/LPC interface + * IT8613E Super I/O chip w/LPC interface * IT8620E Super I/O chip w/LPC interface * IT8622E Super I/O chip w/LPC interface * IT8623E Super I/O chip w/LPC interface + * IT8625E Super I/O chip w/LPC interface * IT8628E Super I/O chip w/LPC interface + * IT8655E Super I/O chip w/LPC interface + * IT8665E Super I/O chip w/LPC interface + * IT8686E Super I/O chip w/LPC interface * IT8705F Super I/O chip w/LPC interface * IT8712F Super I/O chip w/LPC interface * IT8716F Super I/O chip w/LPC interface @@ -73,7 +79,8 @@ enum chips { it87, it8712, it8716, it8718, it8720, it8721, it8728, it8732, it8771, it8772, it8781, it8782, it8783, it8786, it8790, - it8792, it8603, it8620, it8622, it8628 }; + it8792, it8603, it8607, it8613, it8620, it8622, it8625, it8628, + it8655, it8665, it8686 }; static unsigned short force_id; module_param(force_id, ushort, 0); @@ -93,10 +100,22 @@ static struct platform_device *it87_pdev[2]; #define DEVID 0x20 /* Register: Device ID */ #define DEVREV 0x22 /* Register: Device Revision */ +static inline void __superio_enter(int ioreg) +{ + outb(0x87, ioreg); + outb(0x01, ioreg); + outb(0x55, ioreg); + outb(ioreg == REG_4E ? 0xaa : 0x55, ioreg); +} + static inline int superio_inb(int ioreg, int reg) { + int val; + outb(reg, ioreg); - return inb(ioreg + 1); + val = inb(ioreg + 1); + + return val; } static inline void superio_outb(int ioreg, int reg, int val) @@ -107,13 +126,7 @@ static inline void superio_outb(int ioreg, int reg, int val) static int superio_inw(int ioreg, int reg) { - int val; - - outb(reg++, ioreg); - val = inb(ioreg + 1) << 8; - outb(reg, ioreg); - val |= inb(ioreg + 1); - return val; + return (superio_inb(ioreg, reg) << 8) | superio_inb(ioreg, reg + 1); } static inline void superio_select(int ioreg, int ldn) @@ -128,19 +141,21 @@ static inline int superio_enter(int ioreg) * Try to reserve ioreg and ioreg + 1 for exclusive access. */ if (!request_muxed_region(ioreg, 2, DRVNAME)) - return -EBUSY; + goto error; - outb(0x87, ioreg); - outb(0x01, ioreg); - outb(0x55, ioreg); - outb(ioreg == REG_4E ? 0xaa : 0x55, ioreg); + __superio_enter(ioreg); return 0; + +error: + return -EBUSY; } -static inline void superio_exit(int ioreg) +static inline void superio_exit(int ioreg, bool doexit) { - outb(0x02, ioreg); - outb(0x02, ioreg + 1); + if (doexit) { + outb(0x02, ioreg); + outb(0x02, ioreg + 1); + } release_region(ioreg, 2); } @@ -163,10 +178,16 @@ static inline void superio_exit(int ioreg) #define IT8786E_DEVID 0x8786 #define IT8790E_DEVID 0x8790 #define IT8603E_DEVID 0x8603 +#define IT8607E_DEVID 0x8607 +#define IT8613E_DEVID 0x8613 #define IT8620E_DEVID 0x8620 #define IT8622E_DEVID 0x8622 #define IT8623E_DEVID 0x8623 +#define IT8625E_DEVID 0x8625 #define IT8628E_DEVID 0x8628 +#define IT8655E_DEVID 0x8655 +#define IT8665E_DEVID 0x8665 +#define IT8686E_DEVID 0x8686 #define IT87_ACT_REG 0x30 #define IT87_BASE_REG 0x60 @@ -176,8 +197,10 @@ static inline void superio_exit(int ioreg) #define IT87_SIO_GPIO3_REG 0x27 #define IT87_SIO_GPIO4_REG 0x28 #define IT87_SIO_GPIO5_REG 0x29 +#define IT87_SIO_GPIO9_REG 0xd3 #define IT87_SIO_PINX1_REG 0x2a /* Pin selection */ #define IT87_SIO_PINX2_REG 0x2c /* Pin selection */ +#define IT87_SIO_PINX4_REG 0x2d /* Pin selection */ #define IT87_SIO_SPI_REG 0xef /* SPI function pin select */ #define IT87_SIO_VID_REG 0xfc /* VID value */ #define IT87_SIO_BEEP_PIN_REG 0xf6 /* Beep pin mapping */ @@ -211,6 +234,8 @@ static bool fix_pwm_polarity; #define IT87_REG_ALARM2 0x02 #define IT87_REG_ALARM3 0x03 +#define IT87_REG_BANK 0x06 + /* * The IT8718F and IT8720F have the VID value in a different register, in * Super-I/O configuration space. @@ -231,16 +256,29 @@ static bool fix_pwm_polarity; * - up to 6 fan (1 to 6) */ -static const u8 IT87_REG_FAN[] = { 0x0d, 0x0e, 0x0f, 0x80, 0x82, 0x4c }; -static const u8 IT87_REG_FAN_MIN[] = { 0x10, 0x11, 0x12, 0x84, 0x86, 0x4e }; -static const u8 IT87_REG_FANX[] = { 0x18, 0x19, 0x1a, 0x81, 0x83, 0x4d }; -static const u8 IT87_REG_FANX_MIN[] = { 0x1b, 0x1c, 0x1d, 0x85, 0x87, 0x4f }; -static const u8 IT87_REG_TEMP_OFFSET[] = { 0x56, 0x57, 0x59 }; +static const u8 IT87_REG_FAN[] = { 0x0d, 0x0e, 0x0f, 0x80, 0x82, 0x4c }; +static const u8 IT87_REG_FAN_MIN[] = { 0x10, 0x11, 0x12, 0x84, 0x86, 0x4e }; +static const u8 IT87_REG_FANX[] = { 0x18, 0x19, 0x1a, 0x81, 0x83, 0x4d }; +static const u8 IT87_REG_FANX_MIN[] = { 0x1b, 0x1c, 0x1d, 0x85, 0x87, 0x4f }; + +static const u8 IT87_REG_FAN_8665[] = { 0x0d, 0x0e, 0x0f, 0x80, 0x82, 0x93 }; +static const u8 IT87_REG_FAN_MIN_8665[] = + { 0x10, 0x11, 0x12, 0x84, 0x86, 0xb2 }; +static const u8 IT87_REG_FANX_8665[] = { 0x18, 0x19, 0x1a, 0x81, 0x83, 0x94 }; +static const u8 IT87_REG_FANX_MIN_8665[] = + { 0x1b, 0x1c, 0x1d, 0x85, 0x87, 0xb3 }; + +static const u8 IT87_REG_TEMP_OFFSET[] = { 0x56, 0x57, 0x59, 0x5a, 0x90, 0x91 }; + +static const u8 IT87_REG_TEMP_OFFSET_8686[] = { 0x56, 0x57, 0x59, 0x90, 0x91, 0x92 }; #define IT87_REG_FAN_MAIN_CTRL 0x13 #define IT87_REG_FAN_CTL 0x14 -static const u8 IT87_REG_PWM[] = { 0x15, 0x16, 0x17, 0x7f, 0xa7, 0xaf }; -static const u8 IT87_REG_PWM_DUTY[] = { 0x63, 0x6b, 0x73, 0x7b, 0xa3, 0xab }; + +static const u8 IT87_REG_PWM[] = { 0x15, 0x16, 0x17, 0x7f, 0xa7, 0xaf }; +static const u8 IT87_REG_PWM_8665[] = { 0x15, 0x16, 0x17, 0x1e, 0x1f, 0x92 }; + +static const u8 IT87_REG_PWM_DUTY[] = { 0x63, 0x6b, 0x73, 0x7b, 0xa3, 0xab }; static const u8 IT87_REG_VIN[] = { 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x2f, 0x2c, 0x2d, 0x2e }; @@ -249,8 +287,14 @@ static const u8 IT87_REG_VIN[] = { 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, #define IT87_REG_VIN_MAX(nr) (0x30 + (nr) * 2) #define IT87_REG_VIN_MIN(nr) (0x31 + (nr) * 2) -#define IT87_REG_TEMP_HIGH(nr) (0x40 + (nr) * 2) -#define IT87_REG_TEMP_LOW(nr) (0x41 + (nr) * 2) + +static const u8 IT87_REG_TEMP_HIGH[] = { 0x40, 0x42, 0x44, 0x46, 0xb4, 0xb6 }; +static const u8 IT87_REG_TEMP_LOW[] = { 0x41, 0x43, 0x45, 0x47, 0xb5, 0xb7 }; + +static const u8 IT87_REG_TEMP_HIGH_8686[] = + { 0x40, 0x42, 0x44, 0xb4, 0xb6, 0xb8 }; +static const u8 IT87_REG_TEMP_LOW_8686[] = + { 0x41, 0x43, 0x45, 0xb5, 0xb7, 0xb9 }; #define IT87_REG_VIN_ENABLE 0x50 #define IT87_REG_TEMP_ENABLE 0x51 @@ -266,11 +310,12 @@ static const u8 IT87_REG_AUTO_BASE[] = { 0x60, 0x68, 0x70, 0x78, 0xa0, 0xa8 }; #define IT87_REG_TEMP456_ENABLE 0x77 +static const u16 IT87_REG_TEMP_SRC1[] = { 0x21d, 0x21e, 0x21f }; +#define IT87_REG_TEMP_SRC2 0x23d + #define NUM_VIN ARRAY_SIZE(IT87_REG_VIN) #define NUM_VIN_LIMIT 8 #define NUM_TEMP 6 -#define NUM_TEMP_OFFSET ARRAY_SIZE(IT87_REG_TEMP_OFFSET) -#define NUM_TEMP_LIMIT 3 #define NUM_FAN ARRAY_SIZE(IT87_REG_FAN) #define NUM_FAN_DIV 3 #define NUM_PWM ARRAY_SIZE(IT87_REG_PWM) @@ -280,6 +325,8 @@ struct it87_devices { const char *name; const char * const suffix; u32 features; + u8 num_temp_limit; + u8 num_temp_offset; u8 peci_mask; u8 old_peci_mask; }; @@ -288,7 +335,6 @@ struct it87_devices { #define FEAT_NEWER_AUTOPWM BIT(1) #define FEAT_OLD_AUTOPWM BIT(2) #define FEAT_16BIT_FANS BIT(3) -#define FEAT_TEMP_OFFSET BIT(4) #define FEAT_TEMP_PECI BIT(5) #define FEAT_TEMP_OLD_PECI BIT(6) #define FEAT_FAN16_CONFIG BIT(7) /* Need to enable 16-bit fans */ @@ -303,48 +349,69 @@ struct it87_devices { #define FEAT_PWM_FREQ2 BIT(16) /* Separate pwm freq 2 */ #define FEAT_SIX_TEMP BIT(17) /* Up to 6 temp sensors */ #define FEAT_VIN3_5V BIT(18) /* VIN3 connected to +5V */ +#define FEAT_FOUR_FANS BIT(19) /* Supports four fans */ +#define FEAT_FOUR_PWM BIT(20) /* Supports four fan controls */ +#define FEAT_BANK_SEL BIT(21) /* Chip has multi-bank support */ +#define FEAT_SCALING BIT(22) /* Internal voltage scaling */ +#define FEAT_FANCTL_ONOFF BIT(23) /* chip has FAN_CTL ON/OFF */ +#define FEAT_11MV_ADC BIT(24) +#define FEAT_NEW_TEMPMAP BIT(25) /* new temp input selection */ static const struct it87_devices it87_devices[] = { [it87] = { .name = "it87", .suffix = "F", - .features = FEAT_OLD_AUTOPWM, /* may need to overwrite */ + .features = FEAT_OLD_AUTOPWM | FEAT_FANCTL_ONOFF, + /* may need to overwrite */ + .num_temp_limit = 3, + .num_temp_offset = 0, }, [it8712] = { .name = "it8712", .suffix = "F", - .features = FEAT_OLD_AUTOPWM | FEAT_VID, + .features = FEAT_OLD_AUTOPWM | FEAT_VID | FEAT_FANCTL_ONOFF, /* may need to overwrite */ + .num_temp_limit = 3, + .num_temp_offset = 0, }, [it8716] = { .name = "it8716", .suffix = "F", - .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET | FEAT_VID - | FEAT_FAN16_CONFIG | FEAT_FIVE_FANS | FEAT_PWM_FREQ2, + .features = FEAT_16BIT_FANS | FEAT_VID + | FEAT_FAN16_CONFIG | FEAT_FIVE_FANS | FEAT_PWM_FREQ2 + | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, }, [it8718] = { .name = "it8718", .suffix = "F", - .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET | FEAT_VID + .features = FEAT_16BIT_FANS | FEAT_VID | FEAT_TEMP_OLD_PECI | FEAT_FAN16_CONFIG | FEAT_FIVE_FANS - | FEAT_PWM_FREQ2, + | FEAT_PWM_FREQ2 | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .old_peci_mask = 0x4, }, [it8720] = { .name = "it8720", .suffix = "F", - .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET | FEAT_VID + .features = FEAT_16BIT_FANS | FEAT_VID | FEAT_TEMP_OLD_PECI | FEAT_FAN16_CONFIG | FEAT_FIVE_FANS - | FEAT_PWM_FREQ2, + | FEAT_PWM_FREQ2 | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .old_peci_mask = 0x4, }, [it8721] = { .name = "it8721", .suffix = "F", .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_OLD_PECI | FEAT_TEMP_PECI + | FEAT_TEMP_OLD_PECI | FEAT_TEMP_PECI | FEAT_FAN16_CONFIG | FEAT_FIVE_FANS | FEAT_IN7_INTERNAL - | FEAT_PWM_FREQ2, + | FEAT_PWM_FREQ2 | FEAT_SCALING | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .peci_mask = 0x05, .old_peci_mask = 0x02, /* Actually reports PCH */ }, @@ -352,16 +419,22 @@ static const struct it87_devices it87_devices[] = { .name = "it8728", .suffix = "F", .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_FIVE_FANS - | FEAT_IN7_INTERNAL | FEAT_PWM_FREQ2, + | FEAT_TEMP_PECI | FEAT_FIVE_FANS + | FEAT_IN7_INTERNAL | FEAT_PWM_FREQ2 | FEAT_SCALING + | FEAT_FANCTL_ONOFF, + .num_temp_limit = 6, + .num_temp_offset = 3, .peci_mask = 0x07, }, [it8732] = { .name = "it8732", .suffix = "F", .features = FEAT_NEWER_AUTOPWM | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_OLD_PECI | FEAT_TEMP_PECI - | FEAT_10_9MV_ADC | FEAT_IN7_INTERNAL, + | FEAT_TEMP_OLD_PECI | FEAT_TEMP_PECI + | FEAT_10_9MV_ADC | FEAT_IN7_INTERNAL | FEAT_FOUR_FANS + | FEAT_FOUR_PWM | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .peci_mask = 0x07, .old_peci_mask = 0x02, /* Actually reports PCH */ }, @@ -369,107 +442,196 @@ static const struct it87_devices it87_devices[] = { .name = "it8771", .suffix = "E", .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_IN7_INTERNAL - | FEAT_PWM_FREQ2, + | FEAT_TEMP_PECI | FEAT_IN7_INTERNAL + | FEAT_PWM_FREQ2 | FEAT_SCALING | FEAT_FANCTL_ONOFF, /* PECI: guesswork */ /* 12mV ADC (OHM) */ /* 16 bit fans (OHM) */ /* three fans, always 16 bit (guesswork) */ + .num_temp_limit = 3, + .num_temp_offset = 3, .peci_mask = 0x07, }, [it8772] = { .name = "it8772", .suffix = "E", .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_IN7_INTERNAL - | FEAT_PWM_FREQ2, + | FEAT_TEMP_PECI | FEAT_IN7_INTERNAL + | FEAT_PWM_FREQ2 | FEAT_SCALING | FEAT_FANCTL_ONOFF, /* PECI (coreboot) */ /* 12mV ADC (HWSensors4, OHM) */ /* 16 bit fans (HWSensors4, OHM) */ /* three fans, always 16 bit (datasheet) */ + .num_temp_limit = 3, + .num_temp_offset = 3, .peci_mask = 0x07, }, [it8781] = { .name = "it8781", .suffix = "F", - .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET - | FEAT_TEMP_OLD_PECI | FEAT_FAN16_CONFIG | FEAT_PWM_FREQ2, + .features = FEAT_16BIT_FANS + | FEAT_TEMP_OLD_PECI | FEAT_FAN16_CONFIG | FEAT_PWM_FREQ2 + | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .old_peci_mask = 0x4, }, [it8782] = { .name = "it8782", .suffix = "F", - .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET - | FEAT_TEMP_OLD_PECI | FEAT_FAN16_CONFIG | FEAT_PWM_FREQ2, + .features = FEAT_16BIT_FANS + | FEAT_TEMP_OLD_PECI | FEAT_FAN16_CONFIG | FEAT_PWM_FREQ2 + | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .old_peci_mask = 0x4, }, [it8783] = { .name = "it8783", .suffix = "E/F", - .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET - | FEAT_TEMP_OLD_PECI | FEAT_FAN16_CONFIG | FEAT_PWM_FREQ2, + .features = FEAT_16BIT_FANS + | FEAT_TEMP_OLD_PECI | FEAT_FAN16_CONFIG | FEAT_PWM_FREQ2 + | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .old_peci_mask = 0x4, }, [it8786] = { .name = "it8786", .suffix = "E", .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_IN7_INTERNAL - | FEAT_PWM_FREQ2, + | FEAT_TEMP_PECI | FEAT_IN7_INTERNAL + | FEAT_PWM_FREQ2 | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .peci_mask = 0x07, }, [it8790] = { .name = "it8790", .suffix = "E", - .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_IN7_INTERNAL - | FEAT_PWM_FREQ2, + .features = FEAT_NEWER_AUTOPWM | FEAT_10_9MV_ADC | FEAT_SCALING + | FEAT_16BIT_FANS | FEAT_TEMP_PECI + | FEAT_IN7_INTERNAL | FEAT_PWM_FREQ2 | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .peci_mask = 0x07, }, [it8792] = { .name = "it8792", .suffix = "E", - .features = FEAT_NEWER_AUTOPWM | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_OLD_PECI | FEAT_TEMP_PECI - | FEAT_10_9MV_ADC | FEAT_IN7_INTERNAL, + .features = FEAT_NEWER_AUTOPWM | FEAT_10_9MV_ADC | FEAT_SCALING + | FEAT_16BIT_FANS | FEAT_TEMP_PECI + | FEAT_IN7_INTERNAL | FEAT_PWM_FREQ2 | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .peci_mask = 0x07, - .old_peci_mask = 0x02, /* Actually reports PCH */ }, [it8603] = { .name = "it8603", .suffix = "E", .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_IN7_INTERNAL - | FEAT_AVCC3 | FEAT_PWM_FREQ2, + | FEAT_TEMP_PECI | FEAT_IN7_INTERNAL + | FEAT_AVCC3 | FEAT_PWM_FREQ2 | FEAT_SCALING, + .num_temp_limit = 3, + .num_temp_offset = 3, + .peci_mask = 0x07, + }, + [it8607] = { + .name = "it8607", + .suffix = "E", + .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS + | FEAT_TEMP_PECI | FEAT_IN7_INTERNAL + | FEAT_AVCC3 | FEAT_PWM_FREQ2 | FEAT_SCALING + | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, + .peci_mask = 0x07, + }, + [it8613] = { + .name = "it8613", + .suffix = "E", + .features = FEAT_NEWER_AUTOPWM | FEAT_11MV_ADC | FEAT_16BIT_FANS + | FEAT_TEMP_PECI | FEAT_FIVE_FANS + | FEAT_FIVE_PWM | FEAT_IN7_INTERNAL | FEAT_PWM_FREQ2 + | FEAT_AVCC3 | FEAT_SCALING | FEAT_NEW_TEMPMAP, + .num_temp_limit = 6, + .num_temp_offset = 6, .peci_mask = 0x07, }, [it8620] = { .name = "it8620", .suffix = "E", .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_SIX_FANS + | FEAT_TEMP_PECI | FEAT_SIX_FANS | FEAT_IN7_INTERNAL | FEAT_SIX_PWM | FEAT_PWM_FREQ2 - | FEAT_SIX_TEMP | FEAT_VIN3_5V, + | FEAT_SIX_TEMP | FEAT_VIN3_5V | FEAT_SCALING + | FEAT_FANCTL_ONOFF, + .num_temp_limit = 3, + .num_temp_offset = 3, .peci_mask = 0x07, }, [it8622] = { .name = "it8622", .suffix = "E", .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_FIVE_FANS + | FEAT_TEMP_PECI | FEAT_FIVE_FANS | FEAT_FIVE_PWM | FEAT_IN7_INTERNAL | FEAT_PWM_FREQ2 - | FEAT_AVCC3 | FEAT_VIN3_5V, + | FEAT_AVCC3 | FEAT_VIN3_5V | FEAT_SCALING, + .num_temp_limit = 3, + .num_temp_offset = 3, .peci_mask = 0x07, }, + [it8625] = { + .name = "it8625", + .suffix = "E", + .features = FEAT_NEWER_AUTOPWM | FEAT_16BIT_FANS + | FEAT_AVCC3 | FEAT_NEW_TEMPMAP + | FEAT_11MV_ADC | FEAT_IN7_INTERNAL | FEAT_SIX_FANS + | FEAT_SIX_PWM | FEAT_BANK_SEL | FEAT_SCALING, + .num_temp_limit = 6, + .num_temp_offset = 6, + }, [it8628] = { .name = "it8628", .suffix = "E", .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS - | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_SIX_FANS + | FEAT_TEMP_PECI | FEAT_SIX_FANS | FEAT_IN7_INTERNAL | FEAT_SIX_PWM | FEAT_PWM_FREQ2 - | FEAT_SIX_TEMP | FEAT_VIN3_5V, + | FEAT_SIX_TEMP | FEAT_SCALING | FEAT_AVCC3 + | FEAT_FANCTL_ONOFF, + .num_temp_limit = 6, + .num_temp_offset = 3, .peci_mask = 0x07, }, + [it8655] = { + .name = "it8655", + .suffix = "E", + .features = FEAT_NEWER_AUTOPWM | FEAT_16BIT_FANS + | FEAT_AVCC3 | FEAT_NEW_TEMPMAP | FEAT_SCALING + | FEAT_10_9MV_ADC | FEAT_IN7_INTERNAL | FEAT_BANK_SEL, + .num_temp_limit = 6, + .num_temp_offset = 6, + }, + [it8665] = { + .name = "it8665", + .suffix = "E", + .features = FEAT_NEWER_AUTOPWM | FEAT_16BIT_FANS + | FEAT_AVCC3 | FEAT_NEW_TEMPMAP | FEAT_SCALING + | FEAT_10_9MV_ADC | FEAT_IN7_INTERNAL | FEAT_SIX_FANS + | FEAT_SIX_PWM | FEAT_BANK_SEL, + .num_temp_limit = 6, + .num_temp_offset = 6, + }, + [it8686] = { + .name = "it8686", + .suffix = "E", + .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS + | FEAT_SIX_FANS | FEAT_NEW_TEMPMAP + | FEAT_IN7_INTERNAL | FEAT_SIX_PWM | FEAT_PWM_FREQ2 + | FEAT_SIX_TEMP | FEAT_BANK_SEL | FEAT_SCALING | FEAT_AVCC3, + .num_temp_limit = 6, + .num_temp_offset = 6, + }, }; #define has_16bit_fans(data) ((data)->features & FEAT_16BIT_FANS) @@ -477,7 +639,6 @@ static const struct it87_devices it87_devices[] = { #define has_10_9mv_adc(data) ((data)->features & FEAT_10_9MV_ADC) #define has_newer_autopwm(data) ((data)->features & FEAT_NEWER_AUTOPWM) #define has_old_autopwm(data) ((data)->features & FEAT_OLD_AUTOPWM) -#define has_temp_offset(data) ((data)->features & FEAT_TEMP_OFFSET) #define has_temp_peci(data, nr) (((data)->features & FEAT_TEMP_PECI) && \ ((data)->peci_mask & BIT(nr))) #define has_temp_old_peci(data, nr) \ @@ -496,6 +657,17 @@ static const struct it87_devices it87_devices[] = { #define has_pwm_freq2(data) ((data)->features & FEAT_PWM_FREQ2) #define has_six_temp(data) ((data)->features & FEAT_SIX_TEMP) #define has_vin3_5v(data) ((data)->features & FEAT_VIN3_5V) +#define has_four_fans(data) ((data)->features & (FEAT_FOUR_FANS | \ + FEAT_FIVE_FANS | \ + FEAT_SIX_FANS)) +#define has_four_pwm(data) ((data)->features & (FEAT_FOUR_PWM | \ + FEAT_FIVE_PWM \ + | FEAT_SIX_PWM)) +#define has_bank_sel(data) ((data)->features & FEAT_BANK_SEL) +#define has_scaling(data) ((data)->features & FEAT_SCALING) +#define has_fanctl_onoff(data) ((data)->features & FEAT_FANCTL_ONOFF) +#define has_11mv_adc(data) ((data)->features & FEAT_11MV_ADC) +#define has_new_tempmap(data) ((data)->features & FEAT_NEW_TEMPMAP) struct it87_sio_data { enum chips type; @@ -520,9 +692,21 @@ struct it87_data { const struct attribute_group *groups[7]; enum chips type; u32 features; + u8 bank; u8 peci_mask; u8 old_peci_mask; + const u8 *REG_FAN; + const u8 *REG_FANX; + const u8 *REG_FAN_MIN; + const u8 *REG_FANX_MIN; + + const u8 *REG_PWM; + + const u8 *REG_TEMP_OFFSET; + const u8 *REG_TEMP_LOW; + const u8 *REG_TEMP_HIGH; + unsigned short addr; const char *name; struct mutex update_lock; @@ -537,6 +721,8 @@ struct it87_data { u16 fan[NUM_FAN][2]; /* Register values, [nr][0]=fan, [1]=min */ u8 has_temp; /* Bitfield, temp sensors enabled */ s8 temp[NUM_TEMP][4]; /* [nr][0]=temp, [1]=min, [2]=max, [3]=offset */ + u8 num_temp_limit; /* Number of temperature limit registers */ + u8 num_temp_offset; /* Number of temperature offset registers */ u8 sensor; /* Register value (IT87_REG_TEMP_ENABLE) */ u8 extra; /* Register value (IT87_REG_TEMP_EXTRA) */ u8 fan_div[NUM_FAN_DIV];/* Register encoding, shifted right */ @@ -577,6 +763,8 @@ static int adc_lsb(const struct it87_data *data, int nr) lsb = 120; else if (has_10_9mv_adc(data)) lsb = 109; + else if (has_11mv_adc(data)) + lsb = 110; else lsb = 160; if (data->in_scaled & BIT(nr)) @@ -668,15 +856,39 @@ static const unsigned int pwm_freq[8] = { 750000, }; +static int _it87_read_value(struct it87_data *data, u8 reg) +{ + outb_p(reg, data->addr + IT87_ADDR_REG_OFFSET); + return inb_p(data->addr + IT87_DATA_REG_OFFSET); +} + +static void _it87_write_value(struct it87_data *data, u8 reg, u8 value) +{ + outb_p(reg, data->addr + IT87_ADDR_REG_OFFSET); + outb_p(value, data->addr + IT87_DATA_REG_OFFSET); +} + +static void it87_set_bank(struct it87_data *data, u8 bank) +{ + if (has_bank_sel(data) && bank != data->bank) { + u8 breg = _it87_read_value(data, IT87_REG_BANK); + + breg &= 0x1f; + breg |= (bank << 5); + data->bank = bank; + _it87_write_value(data, IT87_REG_BANK, breg); + } +} + /* * Must be called with data->update_lock held, except during initialization. * We ignore the IT87 BUSY flag at this moment - it could lead to deadlocks, * would slow down the IT87 access and should not be necessary. */ -static int it87_read_value(struct it87_data *data, u8 reg) +static int it87_read_value(struct it87_data *data, u16 reg) { - outb_p(reg, data->addr + IT87_ADDR_REG_OFFSET); - return inb_p(data->addr + IT87_DATA_REG_OFFSET); + it87_set_bank(data, reg >> 8); + return _it87_read_value(data, reg & 0xff); } /* @@ -684,17 +896,20 @@ static int it87_read_value(struct it87_data *data, u8 reg) * We ignore the IT87 BUSY flag at this moment - it could lead to deadlocks, * would slow down the IT87 access and should not be necessary. */ -static void it87_write_value(struct it87_data *data, u8 reg, u8 value) +static void it87_write_value(struct it87_data *data, u16 reg, u8 value) { - outb_p(reg, data->addr + IT87_ADDR_REG_OFFSET); - outb_p(value, data->addr + IT87_DATA_REG_OFFSET); + it87_set_bank(data, reg >> 8); + _it87_write_value(data, reg & 0xff, value); } static void it87_update_pwm_ctrl(struct it87_data *data, int nr) { - data->pwm_ctrl[nr] = it87_read_value(data, IT87_REG_PWM[nr]); + data->pwm_ctrl[nr] = it87_read_value(data, data->REG_PWM[nr]); if (has_newer_autopwm(data)) { - data->pwm_temp_map[nr] = data->pwm_ctrl[nr] & 0x03; + if (has_new_tempmap(data)) + data->pwm_temp_map[nr] = data->pwm_ctrl[nr] & 0x38; + else + data->pwm_temp_map[nr] = data->pwm_ctrl[nr] & 0x03; data->pwm_duty[nr] = it87_read_value(data, IT87_REG_PWM_DUTY[nr]); } else { @@ -780,15 +995,15 @@ static struct it87_data *it87_update_device(struct device *dev) continue; data->fan[i][1] = - it87_read_value(data, IT87_REG_FAN_MIN[i]); + it87_read_value(data, data->REG_FAN_MIN[i]); data->fan[i][0] = it87_read_value(data, - IT87_REG_FAN[i]); + data->REG_FAN[i]); /* Add high byte if in 16-bit mode */ if (has_16bit_fans(data)) { data->fan[i][0] |= it87_read_value(data, - IT87_REG_FANX[i]) << 8; + data->REG_FANX[i]) << 8; data->fan[i][1] |= it87_read_value(data, - IT87_REG_FANX_MIN[i]) << 8; + data->REG_FANX_MIN[i]) << 8; } } for (i = 0; i < NUM_TEMP; i++) { @@ -797,18 +1012,18 @@ static struct it87_data *it87_update_device(struct device *dev) data->temp[i][0] = it87_read_value(data, IT87_REG_TEMP(i)); - if (has_temp_offset(data) && i < NUM_TEMP_OFFSET) + if (i >= data->num_temp_limit) + continue; + + if (i < data->num_temp_offset) data->temp[i][3] = it87_read_value(data, - IT87_REG_TEMP_OFFSET[i]); - - if (i >= NUM_TEMP_LIMIT) - continue; + data->REG_TEMP_OFFSET[i]); data->temp[i][1] = - it87_read_value(data, IT87_REG_TEMP_LOW(i)); + it87_read_value(data, data->REG_TEMP_LOW[i]); data->temp[i][2] = - it87_read_value(data, IT87_REG_TEMP_HIGH(i)); + it87_read_value(data, data->REG_TEMP_HIGH[i]); } /* Newer chips don't have clock dividers */ @@ -975,10 +1190,10 @@ static ssize_t set_temp(struct device *dev, struct device_attribute *attr, switch (index) { default: case 1: - reg = IT87_REG_TEMP_LOW(nr); + reg = data->REG_TEMP_LOW[nr]; break; case 2: - reg = IT87_REG_TEMP_HIGH(nr); + reg = data->REG_TEMP_HIGH[nr]; break; case 3: regval = it87_read_value(data, IT87_REG_BEEP_ENABLE); @@ -987,7 +1202,7 @@ static ssize_t set_temp(struct device *dev, struct device_attribute *attr, it87_write_value(data, IT87_REG_BEEP_ENABLE, regval); } data->valid = 0; - reg = IT87_REG_TEMP_OFFSET[nr]; + reg = data->REG_TEMP_OFFSET[nr]; break; } @@ -1019,26 +1234,111 @@ static SENSOR_DEVICE_ATTR_2(temp3_max, S_IRUGO | S_IWUSR, show_temp, set_temp, static SENSOR_DEVICE_ATTR_2(temp3_offset, S_IRUGO | S_IWUSR, show_temp, set_temp, 2, 3); static SENSOR_DEVICE_ATTR_2(temp4_input, S_IRUGO, show_temp, NULL, 3, 0); +static SENSOR_DEVICE_ATTR_2(temp4_min, S_IRUGO | S_IWUSR, show_temp, set_temp, + 3, 1); +static SENSOR_DEVICE_ATTR_2(temp4_max, S_IRUGO | S_IWUSR, show_temp, set_temp, + 3, 2); +static SENSOR_DEVICE_ATTR_2(temp4_offset, S_IRUGO | S_IWUSR, show_temp, + set_temp, 3, 3); static SENSOR_DEVICE_ATTR_2(temp5_input, S_IRUGO, show_temp, NULL, 4, 0); +static SENSOR_DEVICE_ATTR_2(temp5_min, S_IRUGO | S_IWUSR, show_temp, set_temp, + 4, 1); +static SENSOR_DEVICE_ATTR_2(temp5_max, S_IRUGO | S_IWUSR, show_temp, set_temp, + 4, 2); +static SENSOR_DEVICE_ATTR_2(temp5_offset, S_IRUGO | S_IWUSR, show_temp, + set_temp, 4, 3); static SENSOR_DEVICE_ATTR_2(temp6_input, S_IRUGO, show_temp, NULL, 5, 0); +static SENSOR_DEVICE_ATTR_2(temp6_min, S_IRUGO | S_IWUSR, show_temp, set_temp, + 5, 1); +static SENSOR_DEVICE_ATTR_2(temp6_max, S_IRUGO | S_IWUSR, show_temp, set_temp, + 5, 2); +static SENSOR_DEVICE_ATTR_2(temp6_offset, S_IRUGO | S_IWUSR, show_temp, + set_temp, 5, 3); + +static int get_temp_type(struct it87_data *data, int index) +{ + u8 reg, extra; + int type = 0; + + if (has_bank_sel(data)) { + int s1reg = IT87_REG_TEMP_SRC1[index/2] >> ((index % 2) * 4); + u8 src1, src2; + + src1 = (it87_read_value(data, s1reg) >> ((index % 2) * 4)) & 0x0f; + src2 = it87_read_value(data, IT87_REG_TEMP_SRC2); + + switch (data->type) { + case it8686: + switch (src1) { + case 0: + if (index >= 3) + return 4; + break; + case 1: + if (index == 1 || index == 2 || + index == 4 || index == 5) + return 6; + break; + case 2: + if (index == 2 || index == 6) + return 5; + break; + default: + break; + } + break; + case it8625: + if (index < 3) + break; + case it8655: + case it8665: + if (src1 < 3) { + index = src1; + break; + } + switch(src1) { + case 3: + type = (src2 & BIT(index)) ? 6 : 5; + break; + case 4 ... 8: + type = (src2 & BIT(index)) ? 4 : 6; + break; + case 9: + type = (src2 & BIT(index)) ? 5 : 0; + break; + default: + break; + } + return type; + default: + return 0; + } + } + if (index >= 3) + return 0; + + reg = it87_read_value(data, IT87_REG_TEMP_ENABLE); + extra = it87_read_value(data, IT87_REG_TEMP_EXTRA); + + if ((has_temp_peci(data, index) && (reg >> 6 == index + 1)) || + (has_temp_old_peci(data, index) && (extra & 0x80))) + type = 6; /* Intel PECI */ + if (reg & BIT(index)) + type = 3; /* thermal diode */ + else if (reg & BIT(index + 3)) + type = 4; /* thermistor */ + + return type; +} static ssize_t show_temp_type(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; struct it87_data *data = it87_update_device(dev); - u8 reg = data->sensor; /* In case value is updated while used */ - u8 extra = data->extra; + int type = get_temp_type(data, sensor_attr->index); - if ((has_temp_peci(data, nr) && (reg >> 6 == nr + 1)) || - (has_temp_old_peci(data, nr) && (extra & 0x80))) - return sprintf(buf, "6\n"); /* Intel PECI */ - if (reg & (1 << nr)) - return sprintf(buf, "3\n"); /* thermal diode */ - if (reg & (8 << nr)) - return sprintf(buf, "4\n"); /* thermistor */ - return sprintf(buf, "0\n"); /* disabled */ + return sprintf(buf, "%d\n", type); } static ssize_t set_temp_type(struct device *dev, struct device_attribute *attr, @@ -1096,16 +1396,23 @@ static SENSOR_DEVICE_ATTR(temp2_type, S_IRUGO | S_IWUSR, show_temp_type, set_temp_type, 1); static SENSOR_DEVICE_ATTR(temp3_type, S_IRUGO | S_IWUSR, show_temp_type, set_temp_type, 2); +static SENSOR_DEVICE_ATTR(temp4_type, S_IRUGO | S_IWUSR, show_temp_type, + set_temp_type, 3); +static SENSOR_DEVICE_ATTR(temp5_type, S_IRUGO | S_IWUSR, show_temp_type, + set_temp_type, 4); +static SENSOR_DEVICE_ATTR(temp6_type, S_IRUGO | S_IWUSR, show_temp_type, + set_temp_type, 5); /* 6 Fans */ static int pwm_mode(const struct it87_data *data, int nr) { - if (data->type != it8603 && nr < 3 && !(data->fan_main_ctrl & BIT(nr))) + if (has_fanctl_onoff(data) && nr < 3 && + !(data->fan_main_ctrl & BIT(nr))) return 0; /* Full speed */ if (data->pwm_ctrl[nr] & 0x80) return 2; /* Automatic mode */ - if ((data->type == it8603 || nr >= 3) && + if ((!has_fanctl_onoff(data) || nr >= 3) && data->pwm_duty[nr] == pwm_to_reg(data, 0xff)) return 0; /* Full speed */ @@ -1196,9 +1503,9 @@ static ssize_t set_fan(struct device *dev, struct device_attribute *attr, if (has_16bit_fans(data)) { data->fan[nr][index] = FAN16_TO_REG(val); - it87_write_value(data, IT87_REG_FAN_MIN[nr], + it87_write_value(data, data->REG_FAN_MIN[nr], data->fan[nr][index] & 0xff); - it87_write_value(data, IT87_REG_FANX_MIN[nr], + it87_write_value(data, data->REG_FANX_MIN[nr], data->fan[nr][index] >> 8); } else { reg = it87_read_value(data, IT87_REG_FAN_DIV); @@ -1215,7 +1522,7 @@ static ssize_t set_fan(struct device *dev, struct device_attribute *attr, } data->fan[nr][index] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr])); - it87_write_value(data, IT87_REG_FAN_MIN[nr], + it87_write_value(data, data->REG_FAN_MIN[nr], data->fan[nr][index]); } @@ -1262,7 +1569,7 @@ static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, /* Restore fan min limit */ data->fan[nr][1] = FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr])); - it87_write_value(data, IT87_REG_FAN_MIN[nr], data->fan[nr][1]); + it87_write_value(data, data->REG_FAN_MIN[nr], data->fan[nr][1]); mutex_unlock(&data->update_lock); return count; @@ -1318,7 +1625,7 @@ static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, mutex_lock(&data->update_lock); if (val == 0) { - if (nr < 3 && data->type != it8603) { + if (nr < 3 && has_fanctl_onoff(data)) { int tmp; /* make sure the fan is on when in on/off mode */ tmp = it87_read_value(data, IT87_REG_FAN_CTL); @@ -1328,27 +1635,37 @@ static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, it87_write_value(data, IT87_REG_FAN_MAIN_CTRL, data->fan_main_ctrl); } else { + u8 ctrl; + /* No on/off mode, set maximum pwm value */ data->pwm_duty[nr] = pwm_to_reg(data, 0xff); it87_write_value(data, IT87_REG_PWM_DUTY[nr], data->pwm_duty[nr]); /* and set manual mode */ - data->pwm_ctrl[nr] = has_newer_autopwm(data) ? - data->pwm_temp_map[nr] : - data->pwm_duty[nr]; - it87_write_value(data, IT87_REG_PWM[nr], - data->pwm_ctrl[nr]); + if (has_newer_autopwm(data)) { + ctrl = (data->pwm_ctrl[nr] & 0x7c) | + data->pwm_temp_map[nr]; + } else { + ctrl = data->pwm_duty[nr]; + } + data->pwm_ctrl[nr] = ctrl; + it87_write_value(data, data->REG_PWM[nr], ctrl); } } else { - if (val == 1) /* Manual mode */ - data->pwm_ctrl[nr] = has_newer_autopwm(data) ? - data->pwm_temp_map[nr] : - data->pwm_duty[nr]; - else /* Automatic mode */ - data->pwm_ctrl[nr] = 0x80 | data->pwm_temp_map[nr]; - it87_write_value(data, IT87_REG_PWM[nr], data->pwm_ctrl[nr]); - - if (data->type != it8603 && nr < 3) { + u8 ctrl; + + if (has_newer_autopwm(data)) { + ctrl = (data->pwm_ctrl[nr] & 0x7c) | + data->pwm_temp_map[nr]; + if (val != 1) + ctrl |= 0x80; + } else { + ctrl = (val == 1 ? data->pwm_duty[nr] : 0x80); + } + data->pwm_ctrl[nr] = ctrl; + it87_write_value(data, data->REG_PWM[nr], ctrl); + + if (has_fanctl_onoff(data) && nr < 3) { /* set SmartGuardian mode */ data->fan_main_ctrl |= BIT(nr); it87_write_value(data, IT87_REG_FAN_MAIN_CTRL, @@ -1393,7 +1710,7 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *attr, */ if (!(data->pwm_ctrl[nr] & 0x80)) { data->pwm_ctrl[nr] = data->pwm_duty[nr]; - it87_write_value(data, IT87_REG_PWM[nr], + it87_write_value(data, data->REG_PWM[nr], data->pwm_ctrl[nr]); } } @@ -1446,10 +1763,16 @@ static ssize_t show_pwm_temp_map(struct device *dev, int map; map = data->pwm_temp_map[nr]; - if (map >= 3) - map = 0; /* Should never happen */ - if (nr >= 3) /* pwm channels 3..6 map to temp4..6 */ - map += 3; + if (has_new_tempmap(data)) { + map >>= 3; + if (map >= 6) + map = 0; /* Should never happen */ + } else { + if (map >= 3) + map = 0; /* Should never happen */ + if (nr >= 3) /* pwm channels 3..6 map to temp4..6 */ + map += 3; + } return sprintf(buf, "%d\n", (int)BIT(map)); } @@ -1467,7 +1790,7 @@ static ssize_t set_pwm_temp_map(struct device *dev, if (kstrtol(buf, 10, &val) < 0) return -EINVAL; - if (nr >= 3) + if (nr >= 3 && !has_new_tempmap(data)) val -= 3; switch (val) { @@ -1480,10 +1803,27 @@ static ssize_t set_pwm_temp_map(struct device *dev, case BIT(2): reg = 0x02; break; + case BIT(3): + reg = 0x03; + break; + case BIT(4): + reg = 0x04; + break; + case BIT(5): + reg = 0x05; + break; + case BIT(6): + reg = 0x06; + break; default: return -EINVAL; } + if (has_new_tempmap(data)) + reg <<= 3; + else if (reg > 0x02) + return -EINVAL; + mutex_lock(&data->update_lock); it87_update_pwm_ctrl(data, nr); data->pwm_temp_map[nr] = reg; @@ -1492,8 +1832,11 @@ static ssize_t set_pwm_temp_map(struct device *dev, * otherwise, just store it for later use. */ if (data->pwm_ctrl[nr] & 0x80) { - data->pwm_ctrl[nr] = 0x80 | data->pwm_temp_map[nr]; - it87_write_value(data, IT87_REG_PWM[nr], data->pwm_ctrl[nr]); + u8 mask = has_new_tempmap(data) ? 0xc7 : 0xfc; + + data->pwm_ctrl[nr] = (data->pwm_ctrl[nr] & mask) | + data->pwm_temp_map[nr]; + it87_write_value(data, data->REG_PWM[nr], data->pwm_ctrl[nr]); } mutex_unlock(&data->update_lock); return count; @@ -1853,6 +2196,9 @@ static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 7); static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 16); static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 17); static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 18); +static SENSOR_DEVICE_ATTR(temp4_alarm, S_IRUGO, show_alarm, NULL, 19); +static SENSOR_DEVICE_ATTR(temp5_alarm, S_IRUGO, show_alarm, NULL, 20); +static SENSOR_DEVICE_ATTR(temp6_alarm, S_IRUGO, show_alarm, NULL, 21); static SENSOR_DEVICE_ATTR(intrusion0_alarm, S_IRUGO | S_IWUSR, show_alarm, clear_intrusion, 4); @@ -1906,6 +2252,9 @@ static SENSOR_DEVICE_ATTR(temp1_beep, S_IRUGO | S_IWUSR, show_beep, set_beep, 2); static SENSOR_DEVICE_ATTR(temp2_beep, S_IRUGO, show_beep, NULL, 2); static SENSOR_DEVICE_ATTR(temp3_beep, S_IRUGO, show_beep, NULL, 2); +static SENSOR_DEVICE_ATTR(temp4_beep, S_IRUGO, show_beep, NULL, 2); +static SENSOR_DEVICE_ATTR(temp5_beep, S_IRUGO, show_beep, NULL, 2); +static SENSOR_DEVICE_ATTR(temp6_beep, S_IRUGO, show_beep, NULL, 2); static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf) @@ -1960,7 +2309,8 @@ static ssize_t show_label(struct device *dev, struct device_attribute *attr, if (has_vin3_5v(data) && nr == 0) label = labels[0]; - else if (has_12mv_adc(data) || has_10_9mv_adc(data)) + else if (has_12mv_adc(data) || has_10_9mv_adc(data) || + has_11mv_adc(data)) label = labels_it8721[nr]; else label = labels[nr]; @@ -2046,9 +2396,9 @@ static struct attribute *it87_attributes_in[] = { &sensor_dev_attr_in8_input.dev_attr.attr, /* 40 */ &sensor_dev_attr_in9_input.dev_attr.attr, /* 41 */ - &sensor_dev_attr_in10_input.dev_attr.attr, /* 41 */ - &sensor_dev_attr_in11_input.dev_attr.attr, /* 41 */ - &sensor_dev_attr_in12_input.dev_attr.attr, /* 41 */ + &sensor_dev_attr_in10_input.dev_attr.attr, /* 42 */ + &sensor_dev_attr_in11_input.dev_attr.attr, /* 43 */ + &sensor_dev_attr_in12_input.dev_attr.attr, /* 44 */ NULL }; @@ -2065,15 +2415,23 @@ static umode_t it87_temp_is_visible(struct kobject *kobj, int i = index / 7; /* temperature index */ int a = index % 7; /* attribute index */ - if (index >= 21) { - i = index - 21 + 3; - a = 0; - } - if (!(data->has_temp & BIT(i))) return 0; - if (a == 5 && !has_temp_offset(data)) + if (a && i >= data->num_temp_limit) + return 0; + + if (a == 3) { + int type = get_temp_type(data, i); + + if (type == 0) + return 0; + if (has_bank_sel(data)) + return 0444; + return attr->mode; + } + + if (a == 5 && i >= data->num_temp_offset) return 0; if (a == 6 && !data->has_beep) @@ -2086,7 +2444,7 @@ static struct attribute *it87_attributes_temp[] = { &sensor_dev_attr_temp1_input.dev_attr.attr, &sensor_dev_attr_temp1_max.dev_attr.attr, &sensor_dev_attr_temp1_min.dev_attr.attr, - &sensor_dev_attr_temp1_type.dev_attr.attr, + &sensor_dev_attr_temp1_type.dev_attr.attr, /* 3 */ &sensor_dev_attr_temp1_alarm.dev_attr.attr, &sensor_dev_attr_temp1_offset.dev_attr.attr, /* 5 */ &sensor_dev_attr_temp1_beep.dev_attr.attr, /* 6 */ @@ -2108,8 +2466,28 @@ static struct attribute *it87_attributes_temp[] = { &sensor_dev_attr_temp3_beep.dev_attr.attr, &sensor_dev_attr_temp4_input.dev_attr.attr, /* 21 */ + &sensor_dev_attr_temp4_max.dev_attr.attr, + &sensor_dev_attr_temp4_min.dev_attr.attr, + &sensor_dev_attr_temp4_type.dev_attr.attr, + &sensor_dev_attr_temp4_alarm.dev_attr.attr, + &sensor_dev_attr_temp4_offset.dev_attr.attr, + &sensor_dev_attr_temp4_beep.dev_attr.attr, + &sensor_dev_attr_temp5_input.dev_attr.attr, + &sensor_dev_attr_temp5_max.dev_attr.attr, + &sensor_dev_attr_temp5_min.dev_attr.attr, + &sensor_dev_attr_temp5_type.dev_attr.attr, + &sensor_dev_attr_temp5_alarm.dev_attr.attr, + &sensor_dev_attr_temp5_offset.dev_attr.attr, + &sensor_dev_attr_temp5_beep.dev_attr.attr, + &sensor_dev_attr_temp6_input.dev_attr.attr, + &sensor_dev_attr_temp6_max.dev_attr.attr, + &sensor_dev_attr_temp6_min.dev_attr.attr, + &sensor_dev_attr_temp6_type.dev_attr.attr, + &sensor_dev_attr_temp6_alarm.dev_attr.attr, + &sensor_dev_attr_temp6_offset.dev_attr.attr, + &sensor_dev_attr_temp6_beep.dev_attr.attr, NULL }; @@ -2382,17 +2760,22 @@ static const struct attribute_group it87_group_auto_pwm = { static int __init it87_find(int sioaddr, unsigned short *address, struct it87_sio_data *sio_data) { - int err; - u16 chip_type; - const char *board_vendor, *board_name; const struct it87_devices *config; + bool doexit = true; + u16 chip_type; + int err; err = superio_enter(sioaddr); if (err) return err; err = -ENODEV; - chip_type = force_id ? force_id : superio_inw(sioaddr, DEVID); + chip_type = superio_inw(sioaddr, DEVID); + if (chip_type == 0xffff) + goto exit; + + if (force_id) + chip_type = force_id; switch (chip_type) { case IT8705F_DEVID: @@ -2422,6 +2805,13 @@ static int __init it87_find(int sioaddr, unsigned short *address, break; case IT8792E_DEVID: sio_data->type = it8792; + /* + * Disabling configuration mode on IT8792E can result in system + * hang-ups and access failures to the Super-IO chip at the + * second SIO address. Never exit configuration mode on this + * chip to avoid the problem. + */ + doexit = false; break; case IT8771E_DEVID: sio_data->type = it8771; @@ -2443,20 +2833,39 @@ static int __init it87_find(int sioaddr, unsigned short *address, break; case IT8790E_DEVID: sio_data->type = it8790; + doexit = false; /* See IT8792E comment above */ break; case IT8603E_DEVID: case IT8623E_DEVID: sio_data->type = it8603; break; + case IT8607E_DEVID: + sio_data->type = it8607; + break; + case IT8613E_DEVID: + sio_data->type = it8613; + break; case IT8620E_DEVID: sio_data->type = it8620; break; case IT8622E_DEVID: sio_data->type = it8622; break; + case IT8625E_DEVID: + sio_data->type = it8625; + break; case IT8628E_DEVID: sio_data->type = it8628; break; + case IT8655E_DEVID: + sio_data->type = it8655; + break; + case IT8665E_DEVID: + sio_data->type = it8665; + break; + case IT8686E_DEVID: + sio_data->type = it8686; + break; case 0xffff: /* No device at all */ goto exit; default: @@ -2497,8 +2906,10 @@ static int __init it87_find(int sioaddr, unsigned short *address, else sio_data->skip_in |= BIT(9); - if (!has_five_pwm(config)) + if (!has_four_pwm(config)) sio_data->skip_pwm |= BIT(3) | BIT(4) | BIT(5); + else if (!has_five_pwm(config)) + sio_data->skip_pwm |= BIT(4) | BIT(5); else if (!has_six_pwm(config)) sio_data->skip_pwm |= BIT(5); @@ -2578,7 +2989,7 @@ static int __init it87_find(int sioaddr, unsigned short *address, sio_data->beep_pin = superio_inb(sioaddr, IT87_SIO_BEEP_PIN_REG) & 0x3f; - } else if (sio_data->type == it8603) { + } else if (sio_data->type == it8603 || sio_data->type == it8607) { int reg27, reg29; superio_select(sioaddr, GPIO); @@ -2598,12 +3009,59 @@ static int __init it87_find(int sioaddr, unsigned short *address, if (reg29 & BIT(2)) sio_data->skip_fan |= BIT(1); - sio_data->skip_in |= BIT(5); /* No VIN5 */ - sio_data->skip_in |= BIT(6); /* No VIN6 */ + switch (sio_data->type) { + case it8603: + sio_data->skip_in |= BIT(5); /* No VIN5 */ + sio_data->skip_in |= BIT(6); /* No VIN6 */ + break; + case it8607: + sio_data->skip_pwm |= BIT(0);/* No fan1 */ + sio_data->skip_fan |= BIT(0); + default: + break; + } sio_data->beep_pin = superio_inb(sioaddr, IT87_SIO_BEEP_PIN_REG) & 0x3f; - } else if (sio_data->type == it8620 || sio_data->type == it8628) { + } else if (sio_data->type == it8613) { + int reg27, reg29, reg2a; + + superio_select(sioaddr, GPIO); + + /* Check for pwm3, fan3, pwm5, fan5 */ + reg27 = superio_inb(sioaddr, IT87_SIO_GPIO3_REG); + if (reg27 & BIT(1)) + sio_data->skip_fan |= BIT(4); + if (reg27 & BIT(3)) + sio_data->skip_pwm |= BIT(4); + if (reg27 & BIT(6)) + sio_data->skip_pwm |= BIT(2); + if (reg27 & BIT(7)) + sio_data->skip_fan |= BIT(2); + + /* Check for pwm2, fan2 */ + reg29 = superio_inb(sioaddr, IT87_SIO_GPIO5_REG); + if (reg29 & BIT(1)) + sio_data->skip_pwm |= BIT(1); + if (reg29 & BIT(2)) + sio_data->skip_fan |= BIT(1); + + /* Check for pwm4, fan4 */ + reg2a = superio_inb(sioaddr, IT87_SIO_PINX1_REG); + if (!(reg2a & BIT(0)) || (reg29 & BIT(7))) { + sio_data->skip_fan |= BIT(3); + sio_data->skip_pwm |= BIT(3); + } + + sio_data->skip_pwm |= BIT(0); /* No pwm1 */ + sio_data->skip_fan |= BIT(0); /* No fan1 */ + sio_data->skip_in |= BIT(3); /* No VIN3 */ + sio_data->skip_in |= BIT(6); /* No VIN6 */ + + sio_data->beep_pin = superio_inb(sioaddr, + IT87_SIO_BEEP_PIN_REG) & 0x3f; + } else if (sio_data->type == it8620 || sio_data->type == it8628 || + sio_data->type == it8686) { int reg; superio_select(sioaddr, GPIO); @@ -2629,7 +3087,7 @@ static int __init it87_find(int sioaddr, unsigned short *address, /* Check for pwm4 */ reg = superio_inb(sioaddr, IT87_SIO_GPIO4_REG); - if (!(reg & BIT(2))) + if (reg & BIT(2)) sio_data->skip_pwm |= BIT(3); /* Check for pwm2, fan2 */ @@ -2646,10 +3104,14 @@ static int __init it87_find(int sioaddr, unsigned short *address, /* Check if AVCC is on VIN3 */ reg = superio_inb(sioaddr, IT87_SIO_PINX2_REG); - if (reg & BIT(0)) - sio_data->internal |= BIT(0); - else + if (reg & BIT(0)) { + /* For it8686, the bit just enables AVCC3 */ + if (sio_data->type != it8686) + sio_data->internal |= BIT(0); + } else { + sio_data->internal &= ~BIT(3); sio_data->skip_in |= BIT(9); + } sio_data->beep_pin = superio_inb(sioaddr, IT87_SIO_BEEP_PIN_REG) & 0x3f; @@ -2688,6 +3150,113 @@ static int __init it87_find(int sioaddr, unsigned short *address, if (!(reg & BIT(0))) sio_data->skip_in |= BIT(9); + sio_data->beep_pin = superio_inb(sioaddr, + IT87_SIO_BEEP_PIN_REG) & 0x3f; + } else if (sio_data->type == it8732) { + int reg; + + superio_select(sioaddr, GPIO); + + /* Check for pwm2, fan2 */ + reg = superio_inb(sioaddr, IT87_SIO_GPIO5_REG); + if (reg & BIT(1)) + sio_data->skip_pwm |= BIT(1); + if (reg & BIT(2)) + sio_data->skip_fan |= BIT(1); + + /* Check for pwm3, fan3, fan4 */ + reg = superio_inb(sioaddr, IT87_SIO_GPIO3_REG); + if (reg & BIT(6)) + sio_data->skip_pwm |= BIT(2); + if (reg & BIT(7)) + sio_data->skip_fan |= BIT(2); + if (reg & BIT(5)) + sio_data->skip_fan |= BIT(3); + + /* Check if AVCC is on VIN3 */ + reg = superio_inb(sioaddr, IT87_SIO_PINX2_REG); + if (reg & BIT(0)) + sio_data->internal |= BIT(0); + + sio_data->beep_pin = superio_inb(sioaddr, + IT87_SIO_BEEP_PIN_REG) & 0x3f; + } else if (sio_data->type == it8655) { + int reg; + + superio_select(sioaddr, GPIO); + + /* Check for pwm2 */ + reg = superio_inb(sioaddr, IT87_SIO_GPIO5_REG); + if (reg & BIT(1)) + sio_data->skip_pwm |= BIT(1); + + /* Check for fan2 */ + reg = superio_inb(sioaddr, IT87_SIO_PINX4_REG); + if (reg & BIT(4)) + sio_data->skip_fan |= BIT(1); + + /* Check for pwm3, fan3 */ + reg = superio_inb(sioaddr, IT87_SIO_GPIO3_REG); + if (reg & BIT(6)) + sio_data->skip_pwm |= BIT(2); + if (reg & BIT(7)) + sio_data->skip_fan |= BIT(2); + + sio_data->beep_pin = superio_inb(sioaddr, + IT87_SIO_BEEP_PIN_REG) & 0x3f; + } else if (sio_data->type == it8665 || sio_data->type == it8625) { + int reg27, reg29, reg2d, regd3; + + superio_select(sioaddr, GPIO); + + reg27 = superio_inb(sioaddr, IT87_SIO_GPIO3_REG); + reg29 = superio_inb(sioaddr, IT87_SIO_GPIO5_REG); + reg2d = superio_inb(sioaddr, IT87_SIO_PINX4_REG); + regd3 = superio_inb(sioaddr, IT87_SIO_GPIO9_REG); + + /* Check for pwm2, fan2 */ + if (reg29 & BIT(1)) + sio_data->skip_pwm |= BIT(1); + if (reg2d & BIT(4)) + sio_data->skip_fan |= BIT(1); + + /* Check for pwm3, fan3 */ + if (reg27 & BIT(6)) + sio_data->skip_pwm |= BIT(2); + if (reg27 & BIT(7)) + sio_data->skip_fan |= BIT(2); + + /* Check for pwm4, fan4, pwm5, fan5 */ + if (sio_data->type == it8625) { + int reg25 = superio_inb(sioaddr, IT87_SIO_GPIO1_REG); + + if (reg25 & BIT(6)) + sio_data->skip_fan |= BIT(3); + if (reg25 & BIT(5)) + sio_data->skip_pwm |= BIT(3); + if (reg27 & BIT(3)) + sio_data->skip_pwm |= BIT(4); + if (reg27 & BIT(1)) + sio_data->skip_fan |= BIT(4); + } else { + int reg26 = superio_inb(sioaddr, IT87_SIO_GPIO2_REG); + + if (regd3 & BIT(2)) + sio_data->skip_pwm |= BIT(3); + if (regd3 & BIT(3)) + sio_data->skip_fan |= BIT(3); + if (reg26 & BIT(5)) + sio_data->skip_pwm |= BIT(4); + if (!(reg26 & BIT(4))) + sio_data->skip_fan |= BIT(4); + } + + /* Check for pwm6, fan6 */ + if (regd3 & BIT(0)) + sio_data->skip_pwm |= BIT(5); + if (regd3 & BIT(1)) + sio_data->skip_fan |= BIT(5); + sio_data->beep_pin = superio_inb(sioaddr, IT87_SIO_BEEP_PIN_REG) & 0x3f; } else { @@ -2794,30 +3363,73 @@ static int __init it87_find(int sioaddr, unsigned short *address, if (sio_data->beep_pin) pr_info("Beeping is supported\n"); - /* Disable specific features based on DMI strings */ - board_vendor = dmi_get_system_info(DMI_BOARD_VENDOR); - board_name = dmi_get_system_info(DMI_BOARD_NAME); - if (board_vendor && board_name) { - if (strcmp(board_vendor, "nVIDIA") == 0 && - strcmp(board_name, "FN68PT") == 0) { - /* - * On the Shuttle SN68PT, FAN_CTL2 is apparently not - * connected to a fan, but to something else. One user - * has reported instant system power-off when changing - * the PWM2 duty cycle, so we disable it. - * I use the board name string as the trigger in case - * the same board is ever used in other systems. - */ - pr_info("Disabling pwm2 due to hardware constraints\n"); - sio_data->skip_pwm = BIT(1); - } - } - exit: - superio_exit(sioaddr); + superio_exit(sioaddr, doexit); return err; } +static void it87_init_regs(struct platform_device *pdev) +{ + struct it87_data *data = platform_get_drvdata(pdev); + + /* Initialize chip specific register pointers */ + switch (data->type) { + case it8628: + case it8686: + data->REG_FAN = IT87_REG_FAN; + data->REG_FANX = IT87_REG_FANX; + data->REG_FAN_MIN = IT87_REG_FAN_MIN; + data->REG_FANX_MIN = IT87_REG_FANX_MIN; + data->REG_PWM = IT87_REG_PWM; + data->REG_TEMP_OFFSET = IT87_REG_TEMP_OFFSET_8686; + data->REG_TEMP_LOW = IT87_REG_TEMP_LOW_8686; + data->REG_TEMP_HIGH = IT87_REG_TEMP_HIGH_8686; + break; + case it8625: + case it8655: + case it8665: + data->REG_FAN = IT87_REG_FAN_8665; + data->REG_FANX = IT87_REG_FANX_8665; + data->REG_FAN_MIN = IT87_REG_FAN_MIN_8665; + data->REG_FANX_MIN = IT87_REG_FANX_MIN_8665; + data->REG_PWM = IT87_REG_PWM_8665; + data->REG_TEMP_OFFSET = IT87_REG_TEMP_OFFSET; + data->REG_TEMP_LOW = IT87_REG_TEMP_LOW; + data->REG_TEMP_HIGH = IT87_REG_TEMP_HIGH; + break; + case it8622: + data->REG_FAN = IT87_REG_FAN; + data->REG_FANX = IT87_REG_FANX; + data->REG_FAN_MIN = IT87_REG_FAN_MIN; + data->REG_FANX_MIN = IT87_REG_FANX_MIN; + data->REG_PWM = IT87_REG_PWM_8665; + data->REG_TEMP_OFFSET = IT87_REG_TEMP_OFFSET; + data->REG_TEMP_LOW = IT87_REG_TEMP_LOW; + data->REG_TEMP_HIGH = IT87_REG_TEMP_HIGH; + break; + case it8613: + data->REG_FAN = IT87_REG_FAN; + data->REG_FANX = IT87_REG_FANX; + data->REG_FAN_MIN = IT87_REG_FAN_MIN; + data->REG_FANX_MIN = IT87_REG_FANX_MIN; + data->REG_PWM = IT87_REG_PWM_8665; + data->REG_TEMP_OFFSET = IT87_REG_TEMP_OFFSET; + data->REG_TEMP_LOW = IT87_REG_TEMP_LOW; + data->REG_TEMP_HIGH = IT87_REG_TEMP_HIGH; + break; + default: + data->REG_FAN = IT87_REG_FAN; + data->REG_FANX = IT87_REG_FANX; + data->REG_FAN_MIN = IT87_REG_FAN_MIN; + data->REG_FANX_MIN = IT87_REG_FANX_MIN; + data->REG_PWM = IT87_REG_PWM; + data->REG_TEMP_OFFSET = IT87_REG_TEMP_OFFSET; + data->REG_TEMP_LOW = IT87_REG_TEMP_LOW; + data->REG_TEMP_HIGH = IT87_REG_TEMP_HIGH; + break; + } +} + /* Called when we have found a new IT87. */ static void it87_init_device(struct platform_device *pdev) { @@ -2857,10 +3469,10 @@ static void it87_init_device(struct platform_device *pdev) if (tmp == 0xff) it87_write_value(data, IT87_REG_VIN_MIN(i), 0); } - for (i = 0; i < NUM_TEMP_LIMIT; i++) { - tmp = it87_read_value(data, IT87_REG_TEMP_HIGH(i)); + for (i = 0; i < data->num_temp_limit; i++) { + tmp = it87_read_value(data, data->REG_TEMP_HIGH[i]); if (tmp == 0xff) - it87_write_value(data, IT87_REG_TEMP_HIGH(i), 127); + it87_write_value(data, data->REG_TEMP_HIGH[i], 127); } /* @@ -2901,26 +3513,44 @@ static void it87_init_device(struct platform_device *pdev) } /* Check for additional fans */ - if (has_five_fans(data)) { - if (tmp & BIT(4)) - data->has_fan |= BIT(3); /* fan4 enabled */ - if (tmp & BIT(5)) - data->has_fan |= BIT(4); /* fan5 enabled */ - if (has_six_fans(data) && (tmp & BIT(2))) - data->has_fan |= BIT(5); /* fan6 enabled */ + if (has_four_fans(data) && (tmp & BIT(4))) + data->has_fan |= BIT(3); /* fan4 enabled */ + if (has_five_fans(data) && (tmp & BIT(5))) + data->has_fan |= BIT(4); /* fan5 enabled */ + if (has_six_fans(data)) { + switch (data->type) { + case it8620: + case it8628: + case it8686: + if (tmp & BIT(2)) + data->has_fan |= BIT(5); /* fan6 enabled */ + break; + case it8625: + case it8665: + tmp = it87_read_value(data, IT87_REG_FAN_DIV); + if (tmp & BIT(3)) + data->has_fan |= BIT(5); /* fan6 enabled */ + break; + default: + break; + } } /* Fan input pins may be used for alternative functions */ data->has_fan &= ~sio_data->skip_fan; - /* Check if pwm5, pwm6 are enabled */ + /* Check if pwm6 is enabled */ if (has_six_pwm(data)) { - /* The following code may be IT8620E specific */ - tmp = it87_read_value(data, IT87_REG_FAN_DIV); - if ((tmp & 0xc0) == 0xc0) - sio_data->skip_pwm |= BIT(4); - if (!(tmp & BIT(3))) - sio_data->skip_pwm |= BIT(5); + switch (data->type) { + case it8620: + case it8686: + tmp = it87_read_value(data, IT87_REG_FAN_DIV); + if (!(tmp & BIT(3))) + sio_data->skip_pwm |= BIT(5); + break; + default: + break; + } } /* Start monitoring */ @@ -2952,7 +3582,7 @@ static int it87_check_pwm(struct device *dev) for (i = 0; i < ARRAY_SIZE(pwm); i++) pwm[i] = it87_read_value(data, - IT87_REG_PWM[i]); + data->REG_PWM[i]); /* * If any fan is in automatic pwm mode, the polarity @@ -2967,7 +3597,7 @@ static int it87_check_pwm(struct device *dev) tmp | 0x87); for (i = 0; i < 3; i++) it87_write_value(data, - IT87_REG_PWM[i], + data->REG_PWM[i], 0x7f & ~pwm[i]); return 1; } @@ -3012,8 +3642,12 @@ static int it87_probe(struct platform_device *pdev) data->addr = res->start; data->type = sio_data->type; data->features = it87_devices[sio_data->type].features; + data->num_temp_limit = it87_devices[sio_data->type].num_temp_limit; + data->num_temp_offset = it87_devices[sio_data->type].num_temp_offset; data->peci_mask = it87_devices[sio_data->type].peci_mask; data->old_peci_mask = it87_devices[sio_data->type].old_peci_mask; + data->bank = 0xff; + /* * IT8705F Datasheet 0.4.1, 3h == Version G. * IT8712F Datasheet 0.9.1, section 8.3.5 indicates 8h == Version J. @@ -3046,11 +3680,14 @@ static int it87_probe(struct platform_device *pdev) mutex_init(&data->update_lock); + /* Initialize register pointers */ + it87_init_regs(pdev); + /* Check PWM configuration */ enable_pwm_interface = it87_check_pwm(dev); /* Starting with IT8721F, we handle scaling of internal voltages */ - if (has_12mv_adc(data)) { + if (has_scaling(data)) { if (sio_data->internal & BIT(0)) data->in_scaled |= BIT(3); /* in3 is AVCC */ if (sio_data->internal & BIT(1)) @@ -3184,18 +3821,93 @@ exit_device_put: return err; } +struct it87_dmi_data { + bool sio2_force_config; /* force sio2 into configuration mode */ + u8 skip_pwm; /* pwm channels to skip for this board */ +}; + +/* + * On various Gigabyte AM4 boards (AB350, AX370), the second Super-IO chip + * (IT8792E) needs to be in configuration mode before accessing the first + * due to a bug in IT8792E which otherwise results in LPC bus access errors. + * This needs to be done before accessing the first Super-IO chip since + * the second chip may have been accessed prior to loading this driver. + * + * The problem is also reported to affect IT8795E, which is used on X299 boards + * and has the same chip ID as IT9792E (0x8733). It also appears to affect + * systems with IT8790E, which is used on some Z97X-Gaming boards as well as + * Z87X-OC. + * DMI entries for those systems will be added as they become available and + * as the problem is confirmed to affect those boards. + */ +static struct it87_dmi_data gigabyte_sio2_force = { + .sio2_force_config = true, +}; + +/* + * On the Shuttle SN68PT, FAN_CTL2 is apparently not + * connected to a fan, but to something else. One user + * has reported instant system power-off when changing + * the PWM2 duty cycle, so we disable it. + * I use the board name string as the trigger in case + * the same board is ever used in other systems. + */ +static struct it87_dmi_data nvidia_fn68pt = { + .skip_pwm = BIT(1), +}; + +static const struct dmi_system_id it87_dmi_table[] __initconst = { + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Gigabyte Technology Co., Ltd."), + DMI_MATCH(DMI_BOARD_NAME, "AB350"), + }, + .driver_data = &gigabyte_sio2_force, + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Gigabyte Technology Co., Ltd."), + DMI_MATCH(DMI_BOARD_NAME, "AX370"), + }, + .driver_data = &gigabyte_sio2_force, + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Gigabyte Technology Co., Ltd."), + DMI_MATCH(DMI_BOARD_NAME, "Z97X-Gaming G1"), + }, + .driver_data = &gigabyte_sio2_force, + }, + { + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "nVIDIA"), + DMI_MATCH(DMI_BOARD_NAME, "FN68PT"), + }, + .driver_data = &nvidia_fn68pt, + }, + { } +}; + static int __init sm_it87_init(void) { + const struct dmi_system_id *dmi = dmi_first_match(it87_dmi_table); + struct it87_dmi_data *dmi_data = NULL; int sioaddr[2] = { REG_2E, REG_4E }; struct it87_sio_data sio_data; unsigned short isa_address; bool found = false; int i, err; + if (dmi) + dmi_data = dmi->driver_data; + err = platform_driver_register(&it87_driver); if (err) return err; + if (dmi_data && dmi_data->sio2_force_config) + __superio_enter(REG_4E); + for (i = 0; i < ARRAY_SIZE(sioaddr); i++) { memset(&sio_data, 0, sizeof(struct it87_sio_data)); isa_address = 0; @@ -3203,6 +3915,8 @@ static int __init sm_it87_init(void) if (err || isa_address == 0) continue; + if (dmi_data) + sio_data.skip_pwm |= dmi_data->skip_pwm; err = it87_device_add(i, isa_address, &sio_data); if (err) goto exit_dev_unregister;