From: Guenter Roeck <linux@xxxxxxxxxxxx>
Voltage registers are non-sequential. Use a register array instead
of a macro to map sensor index to register to simplify the code
and to make it easier to add additional voltage sensors.
Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
drivers/hwmon/it87.c | 22 +++++++++++++---------
1 file changed, 13 insertions(+), 9 deletions(-)
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index 722d6de62d1c..aa3ec50527a3 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -232,10 +232,10 @@ static const u8 IT87_REG_TEMP_OFFSET[] = { 0x56, 0x57, 0x59 };
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 };
-#define IT87_REG_VIN(nr) (0x20 + (nr))
-#define IT87_REG_TEMP(nr) (0x29 + (nr))
+static const u8 IT87_REG_VIN[] = { 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26,
+ 0x27, 0x28, 0x2f };
-#define IT87_REG_AVCC3 0x2f
+#define IT87_REG_TEMP(nr) (0x29 + (nr))
#define IT87_REG_VIN_MAX(nr) (0x30 + (nr) * 2)
#define IT87_REG_VIN_MIN(nr) (0x31 + (nr) * 2)
@@ -679,18 +679,22 @@ static struct it87_data *it87_update_device(struct device *dev)
it87_write_value(data, IT87_REG_CONFIG,
it87_read_value(data, IT87_REG_CONFIG) | 0x40);
}
- for (i = 0; i <= 7; i++) {
+ for (i = 0; i < ARRAY_SIZE(IT87_REG_VIN); i++) {
+ if (!(data->has_in & (1 << i)))
+ continue;
+
data->in[i][0] =
- it87_read_value(data, IT87_REG_VIN(i));
+ it87_read_value(data, IT87_REG_VIN[i]);
+
+ /* VBAT and AVCC don't have limit registers */
+ if (i >= 8)
+ continue;
+
data->in[i][1] =
it87_read_value(data, IT87_REG_VIN_MIN(i));
data->in[i][2] =
it87_read_value(data, IT87_REG_VIN_MAX(i));
}
- /* in8 (battery) has no limit registers */
- data->in[8][0] = it87_read_value(data, IT87_REG_VIN(8));
- if (has_avcc3(data))
- data->in[9][0] = it87_read_value(data, IT87_REG_AVCC3);
for (i = 0; i < 6; i++) {
/* Skip disabled fans */
--
2.1.4
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