* nct6791d 15 6 6 2+6 0xc800 0xc1 0x5ca3
* nct6792d 15 6 6 2+6 0xc910 0xc1 0x5ca3
* nct6793d 15 6 6 2+6 0xd120 0xc1 0x5ca3
+ * nct6795d 14 6 6 2+6 0xd350 0xc1 0x5ca3
+ * nct6796d 14 7 7 2+6 0xd420 0xc1 0x5ca3
*
* #temp lists the number of monitored temperature sources (first value) plus
* the number of directly connectable temperature sensors (second value).
#include <linux/err.h>
#include <linux/mutex.h>
#include <linux/acpi.h>
+#include <linux/bitops.h>
#include <linux/dmi.h>
#include <linux/io.h>
+#include <linux/debugfs.h>
#include "lm75.h"
#include "compat.h"
#define USE_ALTERNATE
-enum kinds { nct6106, nct6775, nct6776, nct6779, nct6791, nct6792, nct6793 };
+enum kinds { nct6106, nct6775, nct6776, nct6779, nct6791, nct6792, nct6793,
+ nct6795, nct6796 };
/* used to set data->name = nct6775_device_names[data->sio_kind] */
static const char * const nct6775_device_names[] = {
"nct6791",
"nct6792",
"nct6793",
+ "nct6795",
+ "nct6796",
};
static const char * const nct6775_sio_names[] __initconst = {
"NCT6791D",
"NCT6792D",
"NCT6793D",
+ "NCT6795D",
+ "NCT6796D",
};
static unsigned short force_id;
#define NCT6775_LD_ACPI 0x0a
#define NCT6775_LD_HWM 0x0b
#define NCT6775_LD_VID 0x0d
+#define NCT6775_LD_12 0x12
#define SIO_REG_LDSEL 0x07 /* Logical device select */
#define SIO_REG_DEVID 0x20 /* Device ID (2 bytes) */
#define SIO_NCT6791_ID 0xc800
#define SIO_NCT6792_ID 0xc910
#define SIO_NCT6793_ID 0xd120
+#define SIO_NCT6795_ID 0xd350
+#define SIO_NCT6796_ID 0xd420
#define SIO_ID_MASK 0xFFF0
enum pwm_enable { off, manual, thermal_cruise, speed_cruise, sf3, sf4 };
#define NUM_REG_ALARM 7 /* Max number of alarm registers */
#define NUM_REG_BEEP 5 /* Max number of beep registers */
-#define NUM_FAN 6
+#define NUM_FAN 7
#define TEMP_SOURCE_VIRTUAL 0x1f
/* Advanced Fan control, some values are common for all fans */
static const u16 NCT6775_REG_TARGET[] = {
- 0x101, 0x201, 0x301, 0x801, 0x901, 0xa01 };
+ 0x101, 0x201, 0x301, 0x801, 0x901, 0xa01, 0xb01 };
static const u16 NCT6775_REG_FAN_MODE[] = {
- 0x102, 0x202, 0x302, 0x802, 0x902, 0xa02 };
+ 0x102, 0x202, 0x302, 0x802, 0x902, 0xa02, 0xb02 };
static const u16 NCT6775_REG_FAN_STEP_DOWN_TIME[] = {
- 0x103, 0x203, 0x303, 0x803, 0x903, 0xa03 };
+ 0x103, 0x203, 0x303, 0x803, 0x903, 0xa03, 0xb03 };
static const u16 NCT6775_REG_FAN_STEP_UP_TIME[] = {
- 0x104, 0x204, 0x304, 0x804, 0x904, 0xa04 };
+ 0x104, 0x204, 0x304, 0x804, 0x904, 0xa04, 0xb04 };
static const u16 NCT6775_REG_FAN_STOP_OUTPUT[] = {
- 0x105, 0x205, 0x305, 0x805, 0x905, 0xa05 };
+ 0x105, 0x205, 0x305, 0x805, 0x905, 0xa05, 0xb05 };
static const u16 NCT6775_REG_FAN_START_OUTPUT[] = {
- 0x106, 0x206, 0x306, 0x806, 0x906, 0xa06 };
+ 0x106, 0x206, 0x306, 0x806, 0x906, 0xa06, 0xb06 };
static const u16 NCT6775_REG_FAN_MAX_OUTPUT[] = { 0x10a, 0x20a, 0x30a };
static const u16 NCT6775_REG_FAN_STEP_OUTPUT[] = { 0x10b, 0x20b, 0x30b };
static const u16 NCT6775_REG_FAN_STOP_TIME[] = {
- 0x107, 0x207, 0x307, 0x807, 0x907, 0xa07 };
+ 0x107, 0x207, 0x307, 0x807, 0x907, 0xa07, 0xb07 };
static const u16 NCT6775_REG_PWM[] = {
- 0x109, 0x209, 0x309, 0x809, 0x909, 0xa09 };
+ 0x109, 0x209, 0x309, 0x809, 0x909, 0xa09, 0xb09 };
static const u16 NCT6775_REG_PWM_READ[] = {
- 0x01, 0x03, 0x11, 0x13, 0x15, 0xa09 };
+ 0x01, 0x03, 0x11, 0x13, 0x15, 0xa09, 0xb09 };
static const u16 NCT6775_REG_FAN[] = { 0x630, 0x632, 0x634, 0x636, 0x638 };
static const u16 NCT6775_REG_FAN_MIN[] = { 0x3b, 0x3c, 0x3d };
0x621, 0x622, 0x623, 0x624, 0x625, 0x626 };
static const u16 NCT6775_REG_TEMP_SEL[] = {
- 0x100, 0x200, 0x300, 0x800, 0x900, 0xa00 };
+ 0x100, 0x200, 0x300, 0x800, 0x900, 0xa00, 0xb00 };
static const u16 NCT6775_REG_WEIGHT_TEMP_SEL[] = {
0x139, 0x239, 0x339, 0x839, 0x939, 0xa39 };
static const u16 NCT6775_REG_TEMP_OFFSET[] = { 0x454, 0x455, 0x456 };
static const u16 NCT6775_REG_AUTO_TEMP[] = {
- 0x121, 0x221, 0x321, 0x821, 0x921, 0xa21 };
+ 0x121, 0x221, 0x321, 0x821, 0x921, 0xa21, 0xb21 };
static const u16 NCT6775_REG_AUTO_PWM[] = {
- 0x127, 0x227, 0x327, 0x827, 0x927, 0xa27 };
+ 0x127, 0x227, 0x327, 0x827, 0x927, 0xa27, 0xb27 };
#define NCT6775_AUTO_TEMP(data, nr, p) ((data)->REG_AUTO_TEMP[nr] + (p))
#define NCT6775_AUTO_PWM(data, nr, p) ((data)->REG_AUTO_PWM[nr] + (p))
static const u16 NCT6775_REG_CRITICAL_ENAB[] = { 0x134, 0x234, 0x334 };
static const u16 NCT6775_REG_CRITICAL_TEMP[] = {
- 0x135, 0x235, 0x335, 0x835, 0x935, 0xa35 };
+ 0x135, 0x235, 0x335, 0x835, 0x935, 0xa35, 0xb35 };
static const u16 NCT6775_REG_CRITICAL_TEMP_TOLERANCE[] = {
- 0x138, 0x238, 0x338, 0x838, 0x938, 0xa38 };
+ 0x138, 0x238, 0x338, 0x838, 0x938, 0xa38, 0xb38 };
static const char *const nct6775_temp_label[] = {
"",
"PCH_DIM3_TEMP"
};
-static const u16 NCT6775_REG_TEMP_ALTERNATE[ARRAY_SIZE(nct6775_temp_label) - 1]
- = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x661, 0x662, 0x664 };
+#define NCT6775_TEMP_MASK 0x001ffffe
-static const u16 NCT6775_REG_TEMP_CRIT[ARRAY_SIZE(nct6775_temp_label) - 1]
- = { 0, 0, 0, 0, 0xa00, 0xa01, 0xa02, 0xa03, 0xa04, 0xa05, 0xa06,
- 0xa07 };
+static const u16 NCT6775_REG_TEMP_ALTERNATE[32] = {
+ [13] = 0x661,
+ [14] = 0x662,
+ [15] = 0x664,
+};
+
+static const u16 NCT6775_REG_TEMP_CRIT[32] = {
+ [4] = 0xa00,
+ [5] = 0xa01,
+ [6] = 0xa02,
+ [7] = 0xa03,
+ [8] = 0xa04,
+ [9] = 0xa05,
+ [10] = 0xa06,
+ [11] = 0xa07
+};
/* NCT6776 specific data */
30, 31 }; /* intrusion0, intrusion1 */
static const u16 NCT6776_REG_TOLERANCE_H[] = {
- 0x10c, 0x20c, 0x30c, 0x80c, 0x90c, 0xa0c };
+ 0x10c, 0x20c, 0x30c, 0x80c, 0x90c, 0xa0c, 0xb0c };
static const u8 NCT6776_REG_PWM_MODE[] = { 0x04, 0, 0, 0, 0, 0 };
static const u8 NCT6776_PWM_MODE_MASK[] = { 0x01, 0, 0, 0, 0, 0 };
-static const u16 NCT6776_REG_FAN_MIN[] = { 0x63a, 0x63c, 0x63e, 0x640, 0x642 };
-static const u16 NCT6776_REG_FAN_PULSES[] = { 0x644, 0x645, 0x646, 0, 0 };
+static const u16 NCT6776_REG_FAN_MIN[] = {
+ 0x63a, 0x63c, 0x63e, 0x640, 0x642, 0x64a, 0x64c };
+static const u16 NCT6776_REG_FAN_PULSES[] = {
+ 0x644, 0x645, 0x646, 0x647, 0x648, 0x649, 0 };
static const u16 NCT6776_REG_WEIGHT_DUTY_BASE[] = {
0x13e, 0x23e, 0x33e, 0x83e, 0x93e, 0xa3e };
"BYTE_TEMP"
};
-static const u16 NCT6776_REG_TEMP_ALTERNATE[ARRAY_SIZE(nct6776_temp_label) - 1]
- = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x401, 0x402, 0x404 };
+#define NCT6776_TEMP_MASK 0x007ffffe
+
+static const u16 NCT6776_REG_TEMP_ALTERNATE[32] = {
+ [14] = 0x401,
+ [15] = 0x402,
+ [16] = 0x404,
+};
-static const u16 NCT6776_REG_TEMP_CRIT[ARRAY_SIZE(nct6776_temp_label) - 1]
- = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x709, 0x70a };
+static const u16 NCT6776_REG_TEMP_CRIT[32] = {
+ [11] = 0x709,
+ [12] = 0x70a,
+};
/* NCT6779 specific data */
30, 31 }; /* intrusion0, intrusion1 */
static const u16 NCT6779_REG_FAN[] = {
- 0x4b0, 0x4b2, 0x4b4, 0x4b6, 0x4b8, 0x4ba };
+ 0x4b0, 0x4b2, 0x4b4, 0x4b6, 0x4b8, 0x4ba, 0x660 };
static const u16 NCT6779_REG_FAN_PULSES[] = {
- 0x644, 0x645, 0x646, 0x647, 0x648, 0x649 };
+ 0x644, 0x645, 0x646, 0x647, 0x648, 0x649, 0 };
static const u16 NCT6779_REG_CRITICAL_PWM_ENABLE[] = {
- 0x136, 0x236, 0x336, 0x836, 0x936, 0xa36 };
+ 0x136, 0x236, 0x336, 0x836, 0x936, 0xa36, 0xb36 };
#define NCT6779_CRITICAL_PWM_ENABLE_MASK 0x01
static const u16 NCT6779_REG_CRITICAL_PWM[] = {
- 0x137, 0x237, 0x337, 0x837, 0x937, 0xa37 };
+ 0x137, 0x237, 0x337, 0x837, 0x937, 0xa37, 0xb37 };
static const u16 NCT6779_REG_TEMP[] = { 0x27, 0x150 };
static const u16 NCT6779_REG_TEMP_MON[] = { 0x73, 0x75, 0x77, 0x79, 0x7b };
"Virtual_TEMP"
};
-#define NCT6779_NUM_LABELS (ARRAY_SIZE(nct6779_temp_label) - 5)
-#define NCT6791_NUM_LABELS ARRAY_SIZE(nct6779_temp_label)
+#define NCT6779_TEMP_MASK 0x07ffff7e
+#define NCT6791_TEMP_MASK 0x87ffff7e
-static const u16 NCT6779_REG_TEMP_ALTERNATE[NCT6791_NUM_LABELS - 1]
+static const u16 NCT6779_REG_TEMP_ALTERNATE[32]
= { 0x490, 0x491, 0x492, 0x493, 0x494, 0x495, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0x400, 0x401, 0x402, 0x404, 0x405, 0x406, 0x407,
0x408, 0 };
-static const u16 NCT6779_REG_TEMP_CRIT[NCT6791_NUM_LABELS - 1]
- = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x709, 0x70a };
+static const u16 NCT6779_REG_TEMP_CRIT[32] = {
+ [15] = 0x709,
+ [16] = 0x70a,
+};
/* NCT6791 specific data */
#define NCT6791_REG_HM_IO_SPACE_LOCK_ENABLE 0x28
-static const u16 NCT6791_REG_WEIGHT_TEMP_SEL[6] = { 0, 0x239 };
-static const u16 NCT6791_REG_WEIGHT_TEMP_STEP[6] = { 0, 0x23a };
-static const u16 NCT6791_REG_WEIGHT_TEMP_STEP_TOL[6] = { 0, 0x23b };
-static const u16 NCT6791_REG_WEIGHT_DUTY_STEP[6] = { 0, 0x23c };
-static const u16 NCT6791_REG_WEIGHT_TEMP_BASE[6] = { 0, 0x23d };
-static const u16 NCT6791_REG_WEIGHT_DUTY_BASE[6] = { 0, 0x23e };
+static const u16 NCT6791_REG_WEIGHT_TEMP_SEL[NUM_FAN] = { 0, 0x239 };
+static const u16 NCT6791_REG_WEIGHT_TEMP_STEP[NUM_FAN] = { 0, 0x23a };
+static const u16 NCT6791_REG_WEIGHT_TEMP_STEP_TOL[NUM_FAN] = { 0, 0x23b };
+static const u16 NCT6791_REG_WEIGHT_DUTY_STEP[NUM_FAN] = { 0, 0x23c };
+static const u16 NCT6791_REG_WEIGHT_TEMP_BASE[NUM_FAN] = { 0, 0x23d };
+static const u16 NCT6791_REG_WEIGHT_DUTY_BASE[NUM_FAN] = { 0, 0x23e };
static const u16 NCT6791_REG_ALARM[NUM_REG_ALARM] = {
0x459, 0x45A, 0x45B, 0x568, 0x45D };
"Virtual_TEMP"
};
+#define NCT6792_TEMP_MASK 0x9fffff7e
+
static const char *const nct6793_temp_label[] = {
"",
"SYSTIN",
"Virtual_TEMP"
};
+#define NCT6793_TEMP_MASK 0xbfff037e
+
+static const char *const nct6795_temp_label[] = {
+ "",
+ "SYSTIN",
+ "CPUTIN",
+ "AUXTIN0",
+ "AUXTIN1",
+ "AUXTIN2",
+ "AUXTIN3",
+ "",
+ "SMBUSMASTER 0",
+ "SMBUSMASTER 1",
+ "SMBUSMASTER 2",
+ "SMBUSMASTER 3",
+ "SMBUSMASTER 4",
+ "SMBUSMASTER 5",
+ "SMBUSMASTER 6",
+ "SMBUSMASTER 7",
+ "PECI Agent 0",
+ "PECI Agent 1",
+ "PCH_CHIP_CPU_MAX_TEMP",
+ "PCH_CHIP_TEMP",
+ "PCH_CPU_TEMP",
+ "PCH_MCH_TEMP",
+ "PCH_DIM0_TEMP",
+ "PCH_DIM1_TEMP",
+ "PCH_DIM2_TEMP",
+ "PCH_DIM3_TEMP",
+ "BYTE_TEMP0",
+ "BYTE_TEMP1",
+ "PECI Agent 0 Calibration",
+ "PECI Agent 1 Calibration",
+ "",
+ "Virtual_TEMP"
+};
+
+#define NCT6795_TEMP_MASK 0xbfffff7e
+
+static const char *const nct6796_temp_label[] = {
+ "",
+ "SYSTIN",
+ "CPUTIN",
+ "AUXTIN0",
+ "AUXTIN1",
+ "AUXTIN2",
+ "AUXTIN3",
+ "AUXTIN4",
+ "SMBUSMASTER 0",
+ "SMBUSMASTER 1",
+ "",
+ "",
+ "",
+ "",
+ "",
+ "",
+ "PECI Agent 0",
+ "PECI Agent 1",
+ "PCH_CHIP_CPU_MAX_TEMP",
+ "PCH_CHIP_TEMP",
+ "PCH_CPU_TEMP",
+ "PCH_MCH_TEMP",
+ "PCH_DIM0_TEMP",
+ "PCH_DIM1_TEMP",
+ "PCH_DIM2_TEMP",
+ "PCH_DIM3_TEMP",
+ "BYTE_TEMP0",
+ "BYTE_TEMP1",
+ "PECI Agent 0 Calibration",
+ "PECI Agent 1 Calibration",
+ "",
+ "Virtual_TEMP"
+};
+
+#define NCT6796_TEMP_MASK 0xbfff03fe
+
/* NCT6102D/NCT6106D specific data */
#define NCT6106_REG_VBAT 0x318
34, -1 /* intrusion0, intrusion1 */
};
-static const u16 NCT6106_REG_TEMP_ALTERNATE[ARRAY_SIZE(nct6776_temp_label) - 1]
- = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x51, 0x52, 0x54 };
+static const u16 NCT6106_REG_TEMP_ALTERNATE[32] = {
+ [14] = 0x51,
+ [15] = 0x52,
+ [16] = 0x54,
+};
-static const u16 NCT6106_REG_TEMP_CRIT[ARRAY_SIZE(nct6776_temp_label) - 1]
- = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x204, 0x205 };
+static const u16 NCT6106_REG_TEMP_CRIT[32] = {
+ [11] = 0x204,
+ [12] = 0x205,
+};
static enum pwm_enable reg_to_pwm_enable(int pwm, int mode)
{
static inline unsigned int
div_from_reg(u8 reg)
{
- return 1 << reg;
+ return BIT(reg);
}
/*
u8 temp_src[NUM_TEMP];
u16 reg_temp_config[NUM_TEMP];
const char * const *temp_label;
- int temp_label_num;
+ u32 temp_mask;
u16 REG_CONFIG;
u16 REG_VBAT;
enum kinds kind;
};
+#ifdef CONFIG_DEBUG_FS
+
+static u16 nct6775_read_temp(struct nct6775_data *data, u16 reg);
+static u16 nct6775_read_value(struct nct6775_data *data, u16 reg);
+
+static const char *temp_attr_names[5] = {
+ "input",
+ "max",
+ "hyst",
+ "crit",
+ "lcrit",
+};
+
+static int nct6775_seq_show(struct seq_file *s, void *v)
+{
+ struct device *dev = (struct device *)s->private;
+ struct nct6775_data *data = dev_get_drvdata(dev);
+ int i, j;
+
+ seq_printf(s, "Temperatures:\n");
+ for (i = 0; i < NUM_TEMP; i++) {
+ if (!(data->have_temp & BIT(i)))
+ continue;
+ seq_printf(s, " temp%d [source %d, %s]:\n", i + 1,
+ data->temp_src[i],
+ data->temp_label[data->temp_src[i]]);
+ for (j = 0; j < ARRAY_SIZE(data->reg_temp); j++) {
+ if (data->reg_temp[j][i]) {
+ seq_printf(s, " %s: reg=0x%x val=0x%x cached 0x%x\n",
+ temp_attr_names[j],
+ data->reg_temp[j][i],
+ nct6775_read_temp(data, data->reg_temp[j][i]),
+ (u16)data->temp[j][i]);
+ }
+ }
+ }
+ seq_printf(s, "Temperature sources:\n");
+ for (i = 0; i < data->num_temp_alarms; i++) {
+ seq_printf(s, " index %d register 0x%x: val=0x%x\n",
+ i, data->REG_TEMP_SOURCE[i],
+ nct6775_read_value(data, data->REG_TEMP_SOURCE[i]) & 0x1f);
+ }
+ return 0;
+}
+
+static int nct6775_debug_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, nct6775_seq_show, inode->i_private);
+}
+
+static const struct file_operations nct6775_debug_operations = {
+ .open = nct6775_debug_open,
+ .llseek = seq_lseek,
+ .read = seq_read,
+ .release = single_release,
+};
+
+static void nct6775_debugfs_exit(void *data)
+{
+ debugfs_remove_recursive(data);
+}
+
+static int nct6775_debugfs_init(struct device *dev)
+{
+ struct dentry *rootdir;
+
+ rootdir = debugfs_create_dir(dev_name(dev), NULL);
+ if (!rootdir)
+ return -ENOMEM;
+
+ devm_add_action(dev, nct6775_debugfs_exit, rootdir);
+
+ debugfs_create_file("registers", S_IFREG | 0444, rootdir,
+ dev, &nct6775_debug_operations);
+
+ return 0;
+}
+
+#else
+static int nct6775_debugfs_init(struct device *dev) { return 0; }
+#endif
+
struct sensor_device_template {
struct device_attribute dev_attr;
union {
case nct6791:
case nct6792:
case nct6793:
+ case nct6795:
+ case nct6796:
return reg == 0x150 || reg == 0x153 || reg == 0x155 ||
((reg & 0xfff0) == 0x4b0 && (reg & 0x000f) < 0x0b) ||
reg == 0x402 ||
reg == 0x63a || reg == 0x63c || reg == 0x63e ||
- reg == 0x640 || reg == 0x642 ||
+ reg == 0x640 || reg == 0x642 || reg == 0x64a ||
+ reg == 0x64c || reg == 0x660 ||
reg == 0x73 || reg == 0x75 || reg == 0x77 || reg == 0x79 ||
reg == 0x7b || reg == 0x7d;
}
data->fan_div[1] = (i & 0x70) >> 4;
i = nct6775_read_value(data, NCT6775_REG_FANDIV2);
data->fan_div[2] = i & 0x7;
- if (data->has_fan & (1 << 3))
+ if (data->has_fan & BIT(3))
data->fan_div[3] = (i & 0x70) >> 4;
}
* We'll compute a better divider later on.
*/
for (i = 0; i < ARRAY_SIZE(data->fan_div); i++) {
- if (!(data->has_fan & (1 << i)))
+ if (!(data->has_fan & BIT(i)))
continue;
if (data->fan_div[i] == 0) {
data->fan_div[i] = 7;
* prevents the unnecessary warning when fanX_min is reported as 0.
*/
for (i = 0; i < ARRAY_SIZE(data->fan_min); i++) {
- if (data->has_fan_min & (1 << i)) {
+ if (data->has_fan_min & BIT(i)) {
reg = nct6775_read_value(data, data->REG_FAN_MIN[i]);
if (!reg)
nct6775_write_value(data, data->REG_FAN_MIN[i],
div_from_reg(fan_div));
/* Preserve min limit if possible */
- if (data->has_fan_min & (1 << nr)) {
+ if (data->has_fan_min & BIT(nr)) {
fan_min = data->fan_min[nr];
if (fan_div > data->fan_div[nr]) {
if (fan_min != 255 && fan_min > 1)
bool duty_is_dc;
for (i = 0; i < data->pwm_num; i++) {
- if (!(data->has_pwm & (1 << i)))
+ if (!(data->has_pwm & BIT(i)))
continue;
duty_is_dc = data->REG_PWM_MODE[i] &&
(nct6775_read_value(data, data->REG_PWM_MODE[i])
& data->PWM_MODE_MASK[i]);
- data->pwm_mode[i] = duty_is_dc;
+ data->pwm_mode[i] = !duty_is_dc;
fanmodecfg = nct6775_read_value(data, data->REG_FAN_MODE[i]);
for (j = 0; j < ARRAY_SIZE(data->REG_PWM); j++) {
u16 reg_t;
for (i = 0; i < data->pwm_num; i++) {
- if (!(data->has_pwm & (1 << i)))
+ if (!(data->has_pwm & BIT(i)))
continue;
for (j = 0; j < ARRAY_SIZE(data->fan_time); j++) {
case nct6791:
case nct6792:
case nct6793:
+ case nct6795:
+ case nct6796:
reg = nct6775_read_value(data,
data->REG_CRITICAL_PWM_ENABLE[i]);
if (reg & data->CRITICAL_PWM_ENABLE_MASK)
/* Measured voltages and limits */
for (i = 0; i < data->in_num; i++) {
- if (!(data->have_in & (1 << i)))
+ if (!(data->have_in & BIT(i)))
continue;
data->in[i][0] = nct6775_read_value(data,
for (i = 0; i < ARRAY_SIZE(data->rpm); i++) {
u16 reg;
- if (!(data->has_fan & (1 << i)))
+ if (!(data->has_fan & BIT(i)))
continue;
reg = nct6775_read_value(data, data->REG_FAN[i]);
data->rpm[i] = data->fan_from_reg(reg,
data->fan_div[i]);
- if (data->has_fan_min & (1 << i))
+ if (data->has_fan_min & BIT(i))
data->fan_min[i] = nct6775_read_value(data,
data->REG_FAN_MIN[i]);
data->fan_pulses[i] =
/* Measured temperatures and limits */
for (i = 0; i < NUM_TEMP; i++) {
- if (!(data->have_temp & (1 << i)))
+ if (!(data->have_temp & BIT(i)))
continue;
for (j = 0; j < ARRAY_SIZE(data->reg_temp); j++) {
if (data->reg_temp[j][i])
data->reg_temp[j][i]);
}
if (i >= NUM_TEMP_FIXED ||
- !(data->have_temp_fixed & (1 << i)))
+ !(data->have_temp_fixed & BIT(i)))
continue;
data->temp_offset[i]
= nct6775_read_value(data, data->REG_TEMP_OFFSET[i]);
struct nct6775_data *data = dev_get_drvdata(dev);
int in = index / 5; /* voltage index */
- if (!(data->have_in & (1 << in)))
+ if (!(data->have_in & BIT(in)))
return 0;
return attr->mode;
* even with the highest divider (128)
*/
data->fan_min[nr] = 254;
- new_div = 7; /* 128 == (1 << 7) */
+ new_div = 7; /* 128 == BIT(7) */
dev_warn(dev,
"fan%u low limit %lu below minimum %u, set to minimum\n",
nr + 1, val, data->fan_from_reg_min(254, 7));
* even with the lowest divider (1)
*/
data->fan_min[nr] = 1;
- new_div = 0; /* 1 == (1 << 0) */
+ new_div = 0; /* 1 == BIT(0) */
dev_warn(dev,
"fan%u low limit %lu above maximum %u, set to maximum\n",
nr + 1, val, data->fan_from_reg_min(1, 0));
int fan = index / 6; /* fan index */
int nr = index % 6; /* attribute index */
- if (!(data->has_fan & (1 << fan)))
+ if (!(data->has_fan & BIT(fan)))
return 0;
if (nr == 1 && data->ALARM_BITS[FAN_ALARM_BASE + fan] == -1)
return 0;
if (nr == 2 && data->BEEP_BITS[FAN_ALARM_BASE + fan] == -1)
return 0;
- if (nr == 4 && !(data->has_fan_min & (1 << fan)))
+ if (nr == 3 && !data->REG_FAN_PULSES[fan])
+ return 0;
+ if (nr == 4 && !(data->has_fan_min & BIT(fan)))
return 0;
if (nr == 5 && data->kind != nct6775)
return 0;
int temp = index / 10; /* temp index */
int nr = index % 10; /* attribute index */
- if (!(data->have_temp & (1 << temp)))
+ if (!(data->have_temp & BIT(temp)))
+ return 0;
+
+ if (nr == 1 && !data->temp_label)
return 0;
if (nr == 2 && find_temp_source(data, temp, data->num_temp_alarms) < 0)
return 0;
/* offset and type only apply to fixed sensors */
- if (nr > 7 && !(data->have_temp_fixed & (1 << temp)))
+ if (nr > 7 && !(data->have_temp_fixed & BIT(temp)))
return 0;
return attr->mode;
struct nct6775_data *data = nct6775_update_device(dev);
struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr);
- return sprintf(buf, "%d\n", !data->pwm_mode[sattr->index]);
+ return sprintf(buf, "%d\n", data->pwm_mode[sattr->index]);
}
static ssize_t
if (val > 1)
return -EINVAL;
- /* Setting DC mode is not supported for all chips/channels */
+ /* Setting DC mode (0) is not supported for all chips/channels */
if (data->REG_PWM_MODE[nr] == 0) {
- if (val)
+ if (!val)
return -EINVAL;
return count;
}
data->pwm_mode[nr] = val;
reg = nct6775_read_value(data, data->REG_PWM_MODE[nr]);
reg &= ~data->PWM_MODE_MASK[nr];
- if (val)
+ if (!val)
reg |= data->PWM_MODE_MASK[nr];
nct6775_write_value(data, data->REG_PWM_MODE[nr], reg);
mutex_unlock(&data->update_lock);
int i, sel = 0;
for (i = 0; i < NUM_TEMP; i++) {
- if (!(data->have_temp & (1 << i)))
+ if (!(data->have_temp & BIT(i)))
continue;
if (src == data->temp_src[i]) {
sel = i + 1;
return err;
if (val == 0 || val > NUM_TEMP)
return -EINVAL;
- if (!(data->have_temp & (1 << (val - 1))) || !data->temp_src[val - 1])
+ if (!(data->have_temp & BIT(val - 1)) || !data->temp_src[val - 1])
return -EINVAL;
mutex_lock(&data->update_lock);
return err;
if (val > NUM_TEMP)
return -EINVAL;
- if (val && (!(data->have_temp & (1 << (val - 1))) ||
+ if (val && (!(data->have_temp & BIT(val - 1)) ||
!data->temp_src[val - 1]))
return -EINVAL;
case nct6791:
case nct6792:
case nct6793:
+ case nct6795:
+ case nct6796:
nct6775_write_value(data, data->REG_CRITICAL_PWM[nr],
val);
reg = nct6775_read_value(data,
int pwm = index / 36; /* pwm index */
int nr = index % 36; /* attribute index */
- if (!(data->has_pwm & (1 << pwm)))
+ if (!(data->has_pwm & BIT(pwm)))
return 0;
if ((nr >= 14 && nr <= 18) || nr == 21) /* weight */
};
static ssize_t
-show_vid(struct device *dev, struct device_attribute *attr, char *buf)
+cpu0_vid_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct nct6775_data *data = dev_get_drvdata(dev);
return sprintf(buf, "%d\n", vid_from_reg(data->vid, data->vrm));
}
-static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL);
+static DEVICE_ATTR_RO(cpu0_vid);
/* Case open detection */
/* Enable temperature sensors if needed */
for (i = 0; i < NUM_TEMP; i++) {
- if (!(data->have_temp & (1 << i)))
+ if (!(data->have_temp & BIT(i)))
continue;
if (!data->reg_temp_config[i])
continue;
diode = nct6775_read_value(data, data->REG_DIODE);
for (i = 0; i < data->temp_fixed_num; i++) {
- if (!(data->have_temp_fixed & (1 << i)))
+ if (!(data->have_temp_fixed & BIT(i)))
continue;
if ((tmp & (data->DIODE_MASK << i))) /* diode */
data->temp_type[i]
static void
nct6775_check_fan_inputs(struct nct6775_data *data)
{
- bool fan3pin, fan4pin, fan4min, fan5pin, fan6pin;
- bool pwm3pin, pwm4pin, pwm5pin, pwm6pin;
+ bool fan3pin = false, fan4pin = false, fan4min = false;
+ bool fan5pin = false, fan6pin = false, fan7pin = false;
+ bool pwm3pin = false, pwm4pin = false, pwm5pin = false;
+ bool pwm6pin = false, pwm7pin = false;
int sioreg = data->sioreg;
int regval;
if (data->kind == nct6775) {
regval = superio_inb(sioreg, 0x2c);
- fan3pin = regval & (1 << 6);
- pwm3pin = regval & (1 << 7);
+ fan3pin = regval & BIT(6);
+ pwm3pin = regval & BIT(7);
/* On NCT6775, fan4 shares pins with the fdc interface */
fan4pin = !(superio_inb(sioreg, 0x2A) & 0x80);
- fan4min = false;
- fan5pin = false;
- fan6pin = false;
- pwm4pin = false;
- pwm5pin = false;
- pwm6pin = false;
} else if (data->kind == nct6776) {
bool gpok = superio_inb(sioreg, 0x27) & 0x80;
const char *board_vendor, *board_name;
fan5pin = superio_inb(sioreg, 0x1C) & 0x02;
fan4min = fan4pin;
- fan6pin = false;
pwm3pin = fan3pin;
- pwm4pin = false;
- pwm5pin = false;
- pwm6pin = false;
} else if (data->kind == nct6106) {
regval = superio_inb(sioreg, 0x24);
fan3pin = !(regval & 0x80);
pwm3pin = regval & 0x08;
+ } else {
+ /* NCT6779D, NCT6791D, NCT6792D, NCT6793D, NCT6795D, NCT6796D */
+ int regval_1b, regval_2a, regval_2f;
+ bool dsw_en;
- fan4pin = false;
- fan4min = false;
- fan5pin = false;
- fan6pin = false;
- pwm4pin = false;
- pwm5pin = false;
- pwm6pin = false;
- } else { /* NCT6779D, NCT6791D, NCT6792D, or NCT6793D */
regval = superio_inb(sioreg, 0x1c);
- fan3pin = !(regval & (1 << 5));
- fan4pin = !(regval & (1 << 6));
- fan5pin = !(regval & (1 << 7));
+ fan3pin = !(regval & BIT(5));
+ fan4pin = !(regval & BIT(6));
+ fan5pin = !(regval & BIT(7));
- pwm3pin = !(regval & (1 << 0));
- pwm4pin = !(regval & (1 << 1));
- pwm5pin = !(regval & (1 << 2));
+ pwm3pin = !(regval & BIT(0));
+ pwm4pin = !(regval & BIT(1));
+ pwm5pin = !(regval & BIT(2));
- fan4min = fan4pin;
+ regval = superio_inb(sioreg, 0x2d);
+ switch (data->kind) {
+ case nct6791:
+ case nct6792:
+ fan6pin = regval & BIT(1);
+ pwm6pin = regval & BIT(0);
+ break;
+ case nct6793:
+ case nct6795:
+ case nct6796:
+ regval_1b = superio_inb(sioreg, 0x1b);
+ regval_2a = superio_inb(sioreg, 0x2a);
+ regval_2f = superio_inb(sioreg, 0x2f);
+ dsw_en = regval_2f & BIT(3);
+
+ if (!pwm5pin)
+ pwm5pin = regval & BIT(7);
+
+ if (!fan5pin)
+ fan5pin = regval_1b & BIT(5);
+
+ superio_select(sioreg, NCT6775_LD_12);
+ if (data->kind != nct6796) {
+ int regval_eb = superio_inb(sioreg, 0xeb);
+
+ if (!dsw_en) {
+ fan6pin = regval & BIT(1);
+ pwm6pin = regval & BIT(0);
+ }
+
+ if (!fan5pin)
+ fan5pin = regval_eb & BIT(5);
+ if (!pwm5pin)
+ pwm5pin = (regval_eb & BIT(4)) &&
+ !(regval_2a & BIT(0));
+ if (!fan6pin)
+ fan6pin = regval_eb & BIT(3);
+ if (!pwm6pin)
+ pwm6pin = regval_eb & BIT(2);
+ }
+
+ if (data->kind == nct6795 || data->kind == nct6796) {
+ int regval_ed = superio_inb(sioreg, 0xed);
+
+ if (!fan6pin)
+ fan6pin = (regval_2a & BIT(4)) &&
+ (!dsw_en ||
+ (dsw_en && (regval_ed & BIT(4))));
+ if (!pwm6pin)
+ pwm6pin = (regval_2a & BIT(3)) &&
+ (regval_ed & BIT(2));
+ }
+
+ if (data->kind == nct6796) {
+ int regval_1d = superio_inb(sioreg, 0x1d);
+ int regval_2b = superio_inb(sioreg, 0x2b);
+
+ fan7pin = !(regval_2b & BIT(2));
+ pwm7pin = !(regval_1d & (BIT(2) | BIT(3)));
+ }
- if (data->kind == nct6791 || data->kind == nct6792 ||
- data->kind == nct6793) {
- regval = superio_inb(sioreg, 0x2d);
- fan6pin = (regval & (1 << 1));
- pwm6pin = (regval & (1 << 0));
- } else { /* NCT6779D */
- fan6pin = false;
- pwm6pin = false;
+ break;
+ default: /* NCT6779D */
+ break;
}
+
+ fan4min = fan4pin;
}
/* fan 1 and 2 (0x03) are always present */
data->has_fan = 0x03 | (fan3pin << 2) | (fan4pin << 3) |
- (fan5pin << 4) | (fan6pin << 5);
+ (fan5pin << 4) | (fan6pin << 5) | (fan7pin << 6);
data->has_fan_min = 0x03 | (fan3pin << 2) | (fan4min << 3) |
- (fan5pin << 4);
+ (fan5pin << 4) | (fan6pin << 5) | (fan7pin << 6);
data->has_pwm = 0x03 | (pwm3pin << 2) | (pwm4pin << 3) |
- (pwm5pin << 4) | (pwm6pin << 5);
+ (pwm5pin << 4) | (pwm6pin << 5) | (pwm7pin << 6);
}
static void add_temp_sensors(struct nct6775_data *data, const u16 *regp,
continue;
src = nct6775_read_value(data, regp[i]);
src &= 0x1f;
- if (!src || (*mask & (1 << src)))
+ if (!src || (*mask & BIT(src)))
continue;
- if (src >= data->temp_label_num ||
- !strlen(data->temp_label[src]))
+ if (!(data->temp_mask & BIT(src)))
continue;
index = __ffs(*available);
nct6775_write_value(data, data->REG_TEMP_SOURCE[index], src);
- *available &= ~(1 << index);
- *mask |= 1 << src;
+ *available &= ~BIT(index);
+ *mask |= BIT(src);
}
}
data->fan_from_reg_min = fan_from_reg13;
data->temp_label = nct6776_temp_label;
- data->temp_label_num = ARRAY_SIZE(nct6776_temp_label);
+ data->temp_mask = NCT6776_TEMP_MASK;
data->REG_VBAT = NCT6106_REG_VBAT;
data->REG_DIODE = NCT6106_REG_DIODE;
data->speed_tolerance_limit = 15;
data->temp_label = nct6775_temp_label;
- data->temp_label_num = ARRAY_SIZE(nct6775_temp_label);
+ data->temp_mask = NCT6775_TEMP_MASK;
data->REG_CONFIG = NCT6775_REG_CONFIG;
data->REG_VBAT = NCT6775_REG_VBAT;
data->speed_tolerance_limit = 63;
data->temp_label = nct6776_temp_label;
- data->temp_label_num = ARRAY_SIZE(nct6776_temp_label);
+ data->temp_mask = NCT6776_TEMP_MASK;
data->REG_CONFIG = NCT6775_REG_CONFIG;
data->REG_VBAT = NCT6775_REG_VBAT;
data->speed_tolerance_limit = 63;
data->temp_label = nct6779_temp_label;
- data->temp_label_num = NCT6779_NUM_LABELS;
+ data->temp_mask = NCT6779_TEMP_MASK;
data->REG_CONFIG = NCT6775_REG_CONFIG;
data->REG_VBAT = NCT6775_REG_VBAT;
case nct6791:
case nct6792:
case nct6793:
+ case nct6795:
+ case nct6796:
data->in_num = 15;
- data->pwm_num = 6;
+ data->pwm_num = (data->kind == nct6796) ? 7 : 6;
data->auto_pwm_num = 4;
data->has_fan_div = false;
data->temp_fixed_num = 6;
default:
case nct6791:
data->temp_label = nct6779_temp_label;
+ data->temp_mask = NCT6791_TEMP_MASK;
break;
case nct6792:
data->temp_label = nct6792_temp_label;
+ data->temp_mask = NCT6792_TEMP_MASK;
break;
case nct6793:
data->temp_label = nct6793_temp_label;
+ data->temp_mask = NCT6793_TEMP_MASK;
+ break;
+ case nct6795:
+ data->temp_label = nct6795_temp_label;
+ data->temp_mask = NCT6795_TEMP_MASK;
+ break;
+ case nct6796:
+ data->temp_label = nct6796_temp_label;
+ data->temp_mask = NCT6796_TEMP_MASK;
break;
}
- data->temp_label_num = NCT6791_NUM_LABELS;
data->REG_CONFIG = NCT6775_REG_CONFIG;
data->REG_VBAT = NCT6775_REG_VBAT;
default:
return -ENODEV;
}
- data->have_in = (1 << data->in_num) - 1;
+ data->have_in = BIT(data->in_num) - 1;
data->have_temp = 0;
/*
continue;
src = nct6775_read_value(data, data->REG_TEMP_SOURCE[i]) & 0x1f;
- if (!src || (mask & (1 << src)))
- available |= 1 << i;
+ if (!src || (mask & BIT(src)))
+ available |= BIT(i);
- mask |= 1 << src;
+ mask |= BIT(src);
}
/*
continue;
src = nct6775_read_value(data, data->REG_TEMP_SOURCE[i]) & 0x1f;
- if (!src || (mask & (1 << src)))
+ if (!src || (mask & BIT(src)))
continue;
- if (src >= data->temp_label_num ||
- !strlen(data->temp_label[src])) {
+ if (!(data->temp_mask & BIT(src))) {
dev_info(dev,
"Invalid temperature source %d at index %d, source register 0x%x, temp register 0x%x\n",
src, i, data->REG_TEMP_SOURCE[i], reg_temp[i]);
continue;
}
- mask |= 1 << src;
+ mask |= BIT(src);
/* Use fixed index for SYSTIN(1), CPUTIN(2), AUXTIN(3) */
if (src <= data->temp_fixed_num) {
- data->have_temp |= 1 << (src - 1);
- data->have_temp_fixed |= 1 << (src - 1);
+ data->have_temp |= BIT(src - 1);
+ data->have_temp_fixed |= BIT(src - 1);
data->reg_temp[0][src - 1] = reg_temp[i];
data->reg_temp[1][src - 1] = reg_temp_over[i];
data->reg_temp[2][src - 1] = reg_temp_hyst[i];
continue;
/* Use dynamic index for other sources */
- data->have_temp |= 1 << s;
+ data->have_temp |= BIT(s);
data->reg_temp[0][s] = reg_temp[i];
data->reg_temp[1][s] = reg_temp_over[i];
data->reg_temp[2][s] = reg_temp_hyst[i];
if (!src)
continue;
- if (src >= data->temp_label_num ||
- !strlen(data->temp_label[src])) {
+ if (!(data->temp_mask & BIT(src))) {
dev_info(dev,
"Invalid temperature source %d at index %d, source register 0x%x, temp register 0x%x\n",
src, i, data->REG_TEMP_SEL[i],
* are no duplicates.
*/
if (src != TEMP_SOURCE_VIRTUAL) {
- if (mask & (1 << src))
+ if (mask & BIT(src))
continue;
- mask |= 1 << src;
+ mask |= BIT(src);
}
/* Use fixed index for SYSTIN(1), CPUTIN(2), AUXTIN(3) */
if (src <= data->temp_fixed_num) {
- if (data->have_temp & (1 << (src - 1)))
+ if (data->have_temp & BIT(src - 1))
continue;
- data->have_temp |= 1 << (src - 1);
- data->have_temp_fixed |= 1 << (src - 1);
+ data->have_temp |= BIT(src - 1);
+ data->have_temp_fixed |= BIT(src - 1);
data->reg_temp[0][src - 1] = reg_temp_mon[i];
data->temp_src[src - 1] = src;
continue;
continue;
/* Use dynamic index for other sources */
- data->have_temp |= 1 << s;
+ data->have_temp |= BIT(s);
data->reg_temp[0][s] = reg_temp_mon[i];
data->temp_src[s] = src;
s++;
* The temperature is already monitored if the respective bit in <mask>
* is set.
*/
- for (i = 0; i < data->temp_label_num - 1; i++) {
+ for (i = 0; i < 32; i++) {
+ if (!(data->temp_mask & BIT(i + 1)))
+ continue;
if (!reg_temp_alternate[i])
continue;
- if (mask & (1 << (i + 1)))
+ if (mask & BIT(i + 1))
continue;
if (i < data->temp_fixed_num) {
- if (data->have_temp & (1 << i))
+ if (data->have_temp & BIT(i))
continue;
- data->have_temp |= 1 << i;
- data->have_temp_fixed |= 1 << i;
+ data->have_temp |= BIT(i);
+ data->have_temp_fixed |= BIT(i);
data->reg_temp[0][i] = reg_temp_alternate[i];
if (i < num_reg_temp) {
data->reg_temp[1][i] = reg_temp_over[i];
if (s >= NUM_TEMP) /* Abort if no more space */
break;
- data->have_temp |= 1 << s;
+ data->have_temp |= BIT(s);
data->reg_temp[0][s] = reg_temp_alternate[i];
data->temp_src[s] = i + 1;
s++;
case nct6791:
case nct6792:
case nct6793:
+ case nct6795:
+ case nct6796:
break;
}
case nct6791:
case nct6792:
case nct6793:
+ case nct6795:
+ case nct6796:
tmp |= 0x7e;
break;
}
#else
hwmon_dev = devm_hwmon_device_register_with_groups(dev, data->name,
data, data->groups);
+ if (!IS_ERR(hwmon_dev))
+ nct6775_debugfs_init(hwmon_dev);
#endif
return PTR_ERR_OR_ZERO(hwmon_dev);
}
superio_outb(sioreg, SIO_REG_ENABLE, data->sio_reg_enable);
if (data->kind == nct6791 || data->kind == nct6792 ||
- data->kind == nct6793)
+ data->kind == nct6793 || data->kind == nct6795 ||
+ data->kind == nct6796)
nct6791_enable_io_mapping(sioreg);
superio_exit(sioreg);
/* Restore limits */
for (i = 0; i < data->in_num; i++) {
- if (!(data->have_in & (1 << i)))
+ if (!(data->have_in & BIT(i)))
continue;
nct6775_write_value(data, data->REG_IN_MINMAX[0][i],
}
for (i = 0; i < ARRAY_SIZE(data->fan_min); i++) {
- if (!(data->has_fan_min & (1 << i)))
+ if (!(data->has_fan_min & BIT(i)))
continue;
nct6775_write_value(data, data->REG_FAN_MIN[i],
}
for (i = 0; i < NUM_TEMP; i++) {
- if (!(data->have_temp & (1 << i)))
+ if (!(data->have_temp & BIT(i)))
continue;
for (j = 1; j < ARRAY_SIZE(data->reg_temp); j++)
case SIO_NCT6793_ID:
sio_data->kind = nct6793;
break;
+ case SIO_NCT6795_ID:
+ sio_data->kind = nct6795;
+ break;
+ case SIO_NCT6796_ID:
+ sio_data->kind = nct6796;
+ break;
default:
if (val != 0xffff)
pr_debug("unsupported chip ID: 0x%04x\n", val);
}
if (sio_data->kind == nct6791 || sio_data->kind == nct6792 ||
- sio_data->kind == nct6793)
+ sio_data->kind == nct6793 || sio_data->kind == nct6795 ||
+ sio_data->kind == nct6796)
nct6791_enable_io_mapping(sioaddr);
superio_exit(sioaddr);