litmus-rt.git - The LITMUS^RT kernel.

diff options

author	Ingo Molnar <mingo@elte.hu>	2008-07-07 02:07:35 -0400
committer	Ingo Molnar <mingo@elte.hu>	2008-07-07 02:07:35 -0400
commit	d763d5edf945eec47bd443b699f174976f0afc13 (patch)
tree	3e5cd46b9a783999716bf92176854f4f1215d930 /drivers/net/fs_enet/fs_enet-main.c
parent	790e2a290b499b0400254e6870ec27969065d122 (diff)
parent	1b40a895df6c7d5a80e71f65674060b03d84bbef (diff)

Merge branch 'linus' into tracing/mmiotrace

Diffstat (limited to 'drivers/net/fs_enet/fs_enet-main.c')

-rw-r--r--

drivers/net/fs_enet/fs_enet-main.c

1 files changed, 1 insertions, 1 deletions


diff --git a/drivers/net/fs_enet/fs_enet-main.c b/drivers/net/fs_enet/fs_enet-main.c index 67b4b0728fce..a5baaf59ff66 100644 --- a/drivers/net/fs_enet/fs_enet-main.c +++ b/drivers/net/fs_enet/fs_enet-main.c
@@ -1093,7 +1093,7 @@ err:
1093	if (registered)	1093	if (registered)
1094	unregister_netdev(ndev);	1094	unregister_netdev(ndev);
1095		1095
1096	if (fep != NULL) {	1096	if (fep && fep->ops) {
1097	(*fep->ops->free_bd)(ndev);	1097	(*fep->ops->free_bd)(ndev);
1098	(*fep->ops->cleanup_data)(ndev);	1098	(*fep->ops->cleanup_data)(ndev);
1099	}	1099	}

c0b4e3ab0c76

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/* * A hwmon driver for the Analog Devices ADT7462 * Copyright (C) 2008 IBM * * Author: Darrick J. Wong <darrick.wong@oracle.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/module.h> #include <linux/jiffies.h> #include <linux/i2c.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> #include <linux/log2.h> #include <linux/slab.h> /* Addresses to scan */ static const unsigned short normal_i2c[] = { 0x58, 0x5C, I2C_CLIENT_END }; /* ADT7462 registers */ #define ADT7462_REG_DEVICE 0x3D #define ADT7462_REG_VENDOR 0x3E #define ADT7462_REG_REVISION 0x3F #define ADT7462_REG_MIN_TEMP_BASE_ADDR 0x44 #define ADT7462_REG_MIN_TEMP_MAX_ADDR 0x47 #define ADT7462_REG_MAX_TEMP_BASE_ADDR 0x48 #define ADT7462_REG_MAX_TEMP_MAX_ADDR 0x4B #define ADT7462_REG_TEMP_BASE_ADDR 0x88 #define ADT7462_REG_TEMP_MAX_ADDR 0x8F #define ADT7462_REG_FAN_BASE_ADDR 0x98 #define ADT7462_REG_FAN_MAX_ADDR 0x9F #define ADT7462_REG_FAN2_BASE_ADDR 0xA2 #define ADT7462_REG_FAN2_MAX_ADDR 0xA9 #define ADT7462_REG_FAN_ENABLE 0x07 #define ADT7462_REG_FAN_MIN_BASE_ADDR 0x78 #define ADT7462_REG_FAN_MIN_MAX_ADDR 0x7F #define ADT7462_REG_CFG2 0x02 #define ADT7462_FSPD_MASK 0x20 #define ADT7462_REG_PWM_BASE_ADDR 0xAA #define ADT7462_REG_PWM_MAX_ADDR 0xAD #define ADT7462_REG_PWM_MIN_BASE_ADDR 0x28 #define ADT7462_REG_PWM_MIN_MAX_ADDR 0x2B #define ADT7462_REG_PWM_MAX 0x2C #define ADT7462_REG_PWM_TEMP_MIN_BASE_ADDR 0x5C #define ADT7462_REG_PWM_TEMP_MIN_MAX_ADDR 0x5F #define ADT7462_REG_PWM_TEMP_RANGE_BASE_ADDR 0x60 #define ADT7462_REG_PWM_TEMP_RANGE_MAX_ADDR 0x63 #define ADT7462_PWM_HYST_MASK 0x0F #define ADT7462_PWM_RANGE_MASK 0xF0 #define ADT7462_PWM_RANGE_SHIFT 4 #define ADT7462_REG_PWM_CFG_BASE_ADDR 0x21 #define ADT7462_REG_PWM_CFG_MAX_ADDR 0x24 #define ADT7462_PWM_CHANNEL_MASK 0xE0 #define ADT7462_PWM_CHANNEL_SHIFT 5 #define ADT7462_REG_PIN_CFG_BASE_ADDR 0x10 #define ADT7462_REG_PIN_CFG_MAX_ADDR 0x13 #define ADT7462_PIN7_INPUT 0x01 /* cfg0 */ #define ADT7462_DIODE3_INPUT 0x20 #define ADT7462_DIODE1_INPUT 0x40 #define ADT7462_VID_INPUT 0x80 #define ADT7462_PIN22_INPUT 0x04 /* cfg1 */ #define ADT7462_PIN21_INPUT 0x08 #define ADT7462_PIN19_INPUT 0x10 #define ADT7462_PIN15_INPUT 0x20 #define ADT7462_PIN13_INPUT 0x40 #define ADT7462_PIN8_INPUT 0x80 #define ADT7462_PIN23_MASK 0x03 #define ADT7462_PIN23_SHIFT 0 #define ADT7462_PIN26_MASK 0x0C /* cfg2 */ #define ADT7462_PIN26_SHIFT 2 #define ADT7462_PIN25_MASK 0x30 #define ADT7462_PIN25_SHIFT 4 #define ADT7462_PIN24_MASK 0xC0 #define ADT7462_PIN24_SHIFT 6 #define ADT7462_PIN26_VOLT_INPUT 0x08 #define ADT7462_PIN25_VOLT_INPUT 0x20 #define ADT7462_PIN28_SHIFT 4 /* cfg3 */ #define ADT7462_PIN28_VOLT 0x5 #define ADT7462_REG_ALARM1 0xB8 #define ADT7462_LT_ALARM 0x02 #define ADT7462_R1T_ALARM 0x04 #define ADT7462_R2T_ALARM 0x08 #define ADT7462_R3T_ALARM 0x10 #define ADT7462_REG_ALARM2 0xBB #define ADT7462_V0_ALARM 0x01 #define ADT7462_V1_ALARM 0x02 #define ADT7462_V2_ALARM 0x04 #define ADT7462_V3_ALARM 0x08 #define ADT7462_V4_ALARM 0x10 #define ADT7462_V5_ALARM 0x20 #define ADT7462_V6_ALARM 0x40 #define ADT7462_V7_ALARM 0x80 #define ADT7462_REG_ALARM3 0xBC #define ADT7462_V8_ALARM 0x08 #define ADT7462_V9_ALARM 0x10 #define ADT7462_V10_ALARM 0x20 #define ADT7462_V11_ALARM 0x40 #define ADT7462_V12_ALARM 0x80 #define ADT7462_REG_ALARM4 0xBD #define ADT7462_F0_ALARM 0x01 #define ADT7462_F1_ALARM 0x02 #define ADT7462_F2_ALARM 0x04 #define ADT7462_F3_ALARM 0x08 #define ADT7462_F4_ALARM 0x10 #define ADT7462_F5_ALARM 0x20 #define ADT7462_F6_ALARM 0x40 #define ADT7462_F7_ALARM 0x80 #define ADT7462_ALARM1 0x0000 #define ADT7462_ALARM2 0x0100 #define ADT7462_ALARM3 0x0200 #define ADT7462_ALARM4 0x0300 #define ADT7462_ALARM_REG_SHIFT 8 #define ADT7462_ALARM_FLAG_MASK 0x0F #define ADT7462_TEMP_COUNT 4 #define ADT7462_TEMP_REG(x) (ADT7462_REG_TEMP_BASE_ADDR + ((x) * 2)) #define ADT7462_TEMP_MIN_REG(x) (ADT7462_REG_MIN_TEMP_BASE_ADDR + (x)) #define ADT7462_TEMP_MAX_REG(x) (ADT7462_REG_MAX_TEMP_BASE_ADDR + (x)) #define TEMP_FRAC_OFFSET 6 #define ADT7462_FAN_COUNT 8 #define ADT7462_REG_FAN_MIN(x) (ADT7462_REG_FAN_MIN_BASE_ADDR + (x)) #define ADT7462_PWM_COUNT 4 #define ADT7462_REG_PWM(x) (ADT7462_REG_PWM_BASE_ADDR + (x)) #define ADT7462_REG_PWM_MIN(x) (ADT7462_REG_PWM_MIN_BASE_ADDR + (x)) #define ADT7462_REG_PWM_TMIN(x) \ (ADT7462_REG_PWM_TEMP_MIN_BASE_ADDR + (x)) #define ADT7462_REG_PWM_TRANGE(x) \ (ADT7462_REG_PWM_TEMP_RANGE_BASE_ADDR + (x)) #define ADT7462_PIN_CFG_REG_COUNT 4 #define ADT7462_REG_PIN_CFG(x) (ADT7462_REG_PIN_CFG_BASE_ADDR + (x)) #define ADT7462_REG_PWM_CFG(x) (ADT7462_REG_PWM_CFG_BASE_ADDR + (x)) #define ADT7462_ALARM_REG_COUNT 4 /* * The chip can measure 13 different voltage sources: * * 1. +12V1 (pin 7) * 2. Vccp1/+2.5V/+1.8V/+1.5V (pin 23) * 3. +12V3 (pin 22) * 4. +5V (pin 21) * 5. +1.25V/+0.9V (pin 19) * 6. +2.5V/+1.8V (pin 15) * 7. +3.3v (pin 13) * 8. +12V2 (pin 8) * 9. Vbatt/FSB_Vtt (pin 26) * A. +3.3V/+1.2V1 (pin 25) * B. Vccp2/+2.5V/+1.8V/+1.5V (pin 24) * C. +1.5V ICH (only if BOTH pin 28/29 are set to +1.5V) * D. +1.5V 3GPIO (only if BOTH pin 28/29 are set to +1.5V) * * Each of these 13 has a factor to convert raw to voltage. Even better, * the pins can be connected to other sensors (tach/gpio/hot/etc), which * makes the bookkeeping tricky. * * Some, but not all, of these voltages have low/high limits. */ #define ADT7462_VOLT_COUNT 13 #define ADT7462_VENDOR 0x41 #define ADT7462_DEVICE 0x62 /* datasheet only mentions a revision 4 */ #define ADT7462_REVISION 0x04 /* How often do we reread sensors values? (In jiffies) */ #define SENSOR_REFRESH_INTERVAL (2 * HZ) /* How often do we reread sensor limit values? (In jiffies) */ #define LIMIT_REFRESH_INTERVAL (60 * HZ) /* datasheet says to divide this number by the fan reading to get fan rpm */ #define FAN_PERIOD_TO_RPM(x) ((90000 * 60) / (x)) #define FAN_RPM_TO_PERIOD FAN_PERIOD_TO_RPM #define FAN_PERIOD_INVALID 65535 #define FAN_DATA_VALID(x) ((x) && (x) != FAN_PERIOD_INVALID) #define MASK_AND_SHIFT(value, prefix) \ (((value) & prefix##_MASK) >> prefix##_SHIFT) struct adt7462_data { struct i2c_client *client; struct mutex lock; char sensors_valid; char limits_valid; unsigned long sensors_last_updated; /* In jiffies */ unsigned long limits_last_updated; /* In jiffies */ u8 temp[ADT7462_TEMP_COUNT]; /* bits 6-7 are quarter pieces of temp */ u8 temp_frac[ADT7462_TEMP_COUNT]; u8 temp_min[ADT7462_TEMP_COUNT]; u8 temp_max[ADT7462_TEMP_COUNT]; u16 fan[ADT7462_FAN_COUNT]; u8 fan_enabled; u8 fan_min[ADT7462_FAN_COUNT]; u8 cfg2; u8 pwm[ADT7462_PWM_COUNT]; u8 pin_cfg[ADT7462_PIN_CFG_REG_COUNT]; u8 voltages[ADT7462_VOLT_COUNT]; u8 volt_max[ADT7462_VOLT_COUNT]; u8 volt_min[ADT7462_VOLT_COUNT]; u8 pwm_min[ADT7462_PWM_COUNT]; u8 pwm_tmin[ADT7462_PWM_COUNT]; u8 pwm_trange[ADT7462_PWM_COUNT]; u8 pwm_max; /* only one per chip */ u8 pwm_cfg[ADT7462_PWM_COUNT]; u8 alarms[ADT7462_ALARM_REG_COUNT]; }; /* * 16-bit registers on the ADT7462 are low-byte first. The data sheet says * that the low byte must be read before the high byte. */ static inline int adt7462_read_word_data(struct i2c_client *client, u8 reg) { u16 foo; foo = i2c_smbus_read_byte_data(client, reg); foo |= ((u16)i2c_smbus_read_byte_data(client, reg + 1) << 8); return foo; } /* For some reason these registers are not contiguous. */ static int ADT7462_REG_FAN(int fan) { if (fan < 4) return ADT7462_REG_FAN_BASE_ADDR + (2 * fan); return ADT7462_REG_FAN2_BASE_ADDR + (2 * (fan - 4)); } /* Voltage registers are scattered everywhere */ static int ADT7462_REG_VOLT_MAX(struct adt7462_data *data, int which) { switch (which) { case 0: if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) return 0x7C; break; case 1: return 0x69; case 2: if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) return 0x7F; break; case 3: if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) return 0x7E; break; case 4: if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) return 0x4B; break; case 5: if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) return 0x49; break; case 6: if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) return 0x68; break; case 7: if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) return 0x7D; break; case 8: if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) return 0x6C; break; case 9: if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) return 0x6B; break; case 10: return 0x6A; case 11: if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == ADT7462_PIN28_VOLT && !(data->pin_cfg[0] & ADT7462_VID_INPUT)) return 0x50; break; case 12: if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == ADT7462_PIN28_VOLT && !(data->pin_cfg[0] & ADT7462_VID_INPUT)) return 0x4C; break; } return 0; } static int ADT7462_REG_VOLT_MIN(struct adt7462_data *data, int which) { switch (which) { case 0: if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) return 0x6D; break; case 1: return 0x72; case 2: if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) return 0x6F; break; case 3: if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) return 0x71; break; case 4: if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) return 0x47; break; case 5: if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) return 0x45; break; case 6: if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) return 0x70; break; case 7: if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) return 0x6E; break; case 8: if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) return 0x75; break; case 9: if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) return 0x74; break; case 10: return 0x73; case 11: if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == ADT7462_PIN28_VOLT && !(data->pin_cfg[0] & ADT7462_VID_INPUT)) return 0x76; break; case 12: if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == ADT7462_PIN28_VOLT && !(data->pin_cfg[0] & ADT7462_VID_INPUT)) return 0x77; break; } return 0; } static int ADT7462_REG_VOLT(struct adt7462_data *data, int which) { switch (which) { case 0: if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) return 0xA3; break; case 1: return 0x90; case 2: if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) return 0xA9; break; case 3: if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) return 0xA7; break; case 4: if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) return 0x8F; break; case 5: if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) return 0x8B; break; case 6: if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) return 0x96; break; case 7: if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) return 0xA5; break; case 8: if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) return 0x93; break; case 9: if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) return 0x92; break; case 10: return 0x91; case 11: if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == ADT7462_PIN28_VOLT && !(data->pin_cfg[0] & ADT7462_VID_INPUT)) return 0x94; break; case 12: if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == ADT7462_PIN28_VOLT && !(data->pin_cfg[0] & ADT7462_VID_INPUT)) return 0x95; break; } return -ENODEV; } /* Provide labels for sysfs */ static const char *voltage_label(struct adt7462_data *data, int which) { switch (which) { case 0: if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) return "+12V1"; break; case 1: switch (MASK_AND_SHIFT(data->pin_cfg[1], ADT7462_PIN23)) { case 0: return "Vccp1"; case 1: return "+2.5V"; case 2: return "+1.8V"; case 3: return "+1.5V"; } case 2: if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) return "+12V3"; break; case 3: if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) return "+5V"; break; case 4: if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) { if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) return "+0.9V"; return "+1.25V"; } break; case 5: if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) { if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) return "+1.8V"; return "+2.5V"; } break; case 6: if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) return "+3.3V"; break; case 7: if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) return "+12V2"; break; case 8: switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN26)) { case 0: return "Vbatt"; case 1: return "FSB_Vtt"; } break; case 9: switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN25)) { case 0: return "+3.3V"; case 1: return "+1.2V1"; } break; case 10: switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN24)) { case 0: return "Vccp2"; case 1: return "+2.5V"; case 2: return "+1.8V"; case 3: return "+1.5"; } case 11: if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == ADT7462_PIN28_VOLT && !(data->pin_cfg[0] & ADT7462_VID_INPUT)) return "+1.5V ICH"; break; case 12: if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == ADT7462_PIN28_VOLT && !(data->pin_cfg[0] & ADT7462_VID_INPUT)) return "+1.5V 3GPIO"; break; } return "N/A"; } /* Multipliers are actually in uV, not mV. */ static int voltage_multiplier(struct adt7462_data *data, int which) { switch (which) { case 0: if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) return 62500; break; case 1: switch (MASK_AND_SHIFT(data->pin_cfg[1], ADT7462_PIN23)) { case 0: if (data->pin_cfg[0] & ADT7462_VID_INPUT) return 12500; return 6250; case 1: return 13000; case 2: return 9400; case 3: return 7800; } case 2: if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) return 62500; break; case 3: if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) return 26000; break; case 4: if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) { if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) return 4690; return 6500; } break; case 5: if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) { if (data->pin_cfg[1] & ADT7462_PIN15_INPUT) return 9400; return 13000; } break; case 6: if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) return 17200; break; case 7: if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) return 62500; break; case 8: switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN26)) { case 0: return 15600; case 1: return 6250; } break; case 9: switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN25)) { case 0: return 17200; case 1: return 6250; } break; case 10: switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN24)) { case 0: return 6250; case 1: return 13000; case 2: return 9400; case 3: return 7800; } case 11: case 12: if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == ADT7462_PIN28_VOLT && !(data->pin_cfg[0] & ADT7462_VID_INPUT)) return 7800; } return 0; } static int temp_enabled(struct adt7462_data *data, int which) { switch (which) { case 0: case 2: return 1; case 1: if (data->pin_cfg[0] & ADT7462_DIODE1_INPUT) return 1; break; case 3: if (data->pin_cfg[0] & ADT7462_DIODE3_INPUT) return 1; break; } return 0; } static const char *temp_label(struct adt7462_data *data, int which) { switch (which) { case 0: return "local"; case 1: if (data->pin_cfg[0] & ADT7462_DIODE1_INPUT) return "remote1"; break; case 2: return "remote2"; case 3: if (data->pin_cfg[0] & ADT7462_DIODE3_INPUT) return "remote3"; break; } return "N/A"; } /* Map Trange register values to mC */ #define NUM_TRANGE_VALUES 16 static const int trange_values[NUM_TRANGE_VALUES] = { 2000, 2500, 3300, 4000, 5000, 6700, 8000, 10000, 13300, 16000, 20000, 26700, 32000, 40000, 53300, 80000 }; static int find_trange_value(int trange) { int i; for (i = 0; i < NUM_TRANGE_VALUES; i++) if (trange_values[i] == trange) return i; return -EINVAL; } static struct adt7462_data *adt7462_update_device(struct device *dev) { struct adt7462_data *data = dev_get_drvdata(dev); struct i2c_client *client = data->client; unsigned long local_jiffies = jiffies; int i; mutex_lock(&data->lock); if (time_before(local_jiffies, data->sensors_last_updated + SENSOR_REFRESH_INTERVAL) && data->sensors_valid) goto no_sensor_update; for (i = 0; i < ADT7462_TEMP_COUNT; i++) { /* * Reading the fractional register locks the integral * register until both have been read. */ data->temp_frac[i] = i2c_smbus_read_byte_data(client, ADT7462_TEMP_REG(i)); data->temp[i] = i2c_smbus_read_byte_data(client, ADT7462_TEMP_REG(i) + 1); } for (i = 0; i < ADT7462_FAN_COUNT; i++) data->fan[i] = adt7462_read_word_data(client, ADT7462_REG_FAN(i)); data->fan_enabled = i2c_smbus_read_byte_data(client, ADT7462_REG_FAN_ENABLE); for (i = 0; i < ADT7462_PWM_COUNT; i++) data->pwm[i] = i2c_smbus_read_byte_data(client, ADT7462_REG_PWM(i)); for (i = 0; i < ADT7462_PIN_CFG_REG_COUNT; i++) data->pin_cfg[i] = i2c_smbus_read_byte_data(client, ADT7462_REG_PIN_CFG(i)); for (i = 0; i < ADT7462_VOLT_COUNT; i++) { int reg = ADT7462_REG_VOLT(data, i); if (!reg) data->voltages[i] = 0; else data->voltages[i] = i2c_smbus_read_byte_data(client, reg); } data->alarms[0] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM1); data->alarms[1] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM2); data->alarms[2] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM3); data->alarms[3] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM4); data->sensors_last_updated = local_jiffies; data->sensors_valid = 1; no_sensor_update: if (time_before(local_jiffies, data->limits_last_updated + LIMIT_REFRESH_INTERVAL) && data->limits_valid) goto out; for (i = 0; i < ADT7462_TEMP_COUNT; i++) { data->temp_min[i] = i2c_smbus_read_byte_data(client, ADT7462_TEMP_MIN_REG(i)); data->temp_max[i] = i2c_smbus_read_byte_data(client, ADT7462_TEMP_MAX_REG(i)); } for (i = 0; i < ADT7462_FAN_COUNT; i++) data->fan_min[i] = i2c_smbus_read_byte_data(client, ADT7462_REG_FAN_MIN(i)); for (i = 0; i < ADT7462_VOLT_COUNT; i++) { int reg = ADT7462_REG_VOLT_MAX(data, i); data->volt_max[i] = (reg ? i2c_smbus_read_byte_data(client, reg) : 0); reg = ADT7462_REG_VOLT_MIN(data, i); data->volt_min[i] =


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