From 3e40b8602aa5309e0b117701c36971367af40682 Mon Sep 17 00:00:00 2001 From: Peter Hung Date: Tue, 7 Jul 2015 16:22:38 +0800 Subject: [PATCH] hwmon:(f71882fg) Fix f81866a voltage protection The f81866a voltage-1 protector(VIN1) address is differ from f71882. f71882 status:12H, beep:13H, v-high:32H f81866a status:16H, beep:17H, v-high:3aH Signed-off-by: Peter Hung Signed-off-by: Guenter Roeck --- drivers/hwmon/f71882fg.c | 50 ++++++++++++++++++++++++++++++++-------- 1 file changed, 41 insertions(+), 9 deletions(-) diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c index 79f1f50de451..e4ff21f8270c 100644 --- a/drivers/hwmon/f71882fg.c +++ b/drivers/hwmon/f71882fg.c @@ -71,6 +71,10 @@ #define F71882FG_REG_IN(nr) (0x20 + (nr)) #define F71882FG_REG_IN1_HIGH 0x32 /* f7188x only */ +#define F81866_REG_IN_STATUS 0x16 /* F81866 only */ +#define F81866_REG_IN_BEEP 0x17 /* F81866 only */ +#define F81866_REG_IN1_HIGH 0x3a /* F81866 only */ + #define F71882FG_REG_FAN(nr) (0xA0 + (16 * (nr))) #define F71882FG_REG_FAN_TARGET(nr) (0xA2 + (16 * (nr))) #define F71882FG_REG_FAN_FULL_SPEED(nr) (0xA4 + (16 * (nr))) @@ -1204,10 +1208,21 @@ static struct f71882fg_data *f71882fg_update_device(struct device *dev) if (time_after(jiffies, data->last_limits + 60 * HZ) || !data->valid) { if (f71882fg_has_in1_alarm[data->type]) { - data->in1_max = - f71882fg_read8(data, F71882FG_REG_IN1_HIGH); - data->in_beep = - f71882fg_read8(data, F71882FG_REG_IN_BEEP); + if (data->type == f81866a) { + data->in1_max = + f71882fg_read8(data, + F81866_REG_IN1_HIGH); + data->in_beep = + f71882fg_read8(data, + F81866_REG_IN_BEEP); + } else { + data->in1_max = + f71882fg_read8(data, + F71882FG_REG_IN1_HIGH); + data->in_beep = + f71882fg_read8(data, + F71882FG_REG_IN_BEEP); + } } /* Get High & boundary temps*/ @@ -1331,9 +1346,16 @@ static struct f71882fg_data *f71882fg_update_device(struct device *dev) data->fan[3] = f71882fg_read16(data, F71882FG_REG_FAN(3)); - if (f71882fg_has_in1_alarm[data->type]) - data->in_status = f71882fg_read8(data, + if (f71882fg_has_in1_alarm[data->type]) { + if (data->type == f81866a) + data->in_status = f71882fg_read8(data, + F81866_REG_IN_STATUS); + + else + data->in_status = f71882fg_read8(data, F71882FG_REG_IN_STATUS); + } + for (nr = 0; nr < F71882FG_MAX_INS; nr++) if (f71882fg_has_in[data->type][nr]) data->in[nr] = f71882fg_read8(data, @@ -1474,7 +1496,10 @@ static ssize_t store_in_max(struct device *dev, struct device_attribute val = clamp_val(val, 0, 255); mutex_lock(&data->update_lock); - f71882fg_write8(data, F71882FG_REG_IN1_HIGH, val); + if (data->type == f81866a) + f71882fg_write8(data, F81866_REG_IN1_HIGH, val); + else + f71882fg_write8(data, F71882FG_REG_IN1_HIGH, val); data->in1_max = val; mutex_unlock(&data->update_lock); @@ -1505,13 +1530,20 @@ static ssize_t store_in_beep(struct device *dev, struct device_attribute return err; mutex_lock(&data->update_lock); - data->in_beep = f71882fg_read8(data, F71882FG_REG_IN_BEEP); + if (data->type == f81866a) + data->in_beep = f71882fg_read8(data, F81866_REG_IN_BEEP); + else + data->in_beep = f71882fg_read8(data, F71882FG_REG_IN_BEEP); + if (val) data->in_beep |= 1 << nr; else data->in_beep &= ~(1 << nr); - f71882fg_write8(data, F71882FG_REG_IN_BEEP, data->in_beep); + if (data->type == f81866a) + f71882fg_write8(data, F81866_REG_IN_BEEP, data->in_beep); + else + f71882fg_write8(data, F71882FG_REG_IN_BEEP, data->in_beep); mutex_unlock(&data->update_lock); return count; -- 2.34.1