diff options
Diffstat (limited to 'drivers/w1/slaves/w1_therm.c')
| -rw-r--r-- | drivers/w1/slaves/w1_therm.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/w1/slaves/w1_therm.c b/drivers/w1/slaves/w1_therm.c index ff29ae747ee8..92d08e7fcba2 100644 --- a/drivers/w1/slaves/w1_therm.c +++ b/drivers/w1/slaves/w1_therm.c @@ -91,6 +91,11 @@ static struct w1_family w1_therm_family_DS28EA00 = { .fops = &w1_therm_fops, }; +static struct w1_family w1_therm_family_DS1825 = { + .fid = W1_THERM_DS1825, + .fops = &w1_therm_fops, +}; + struct w1_therm_family_converter { u8 broken; @@ -120,6 +125,10 @@ static struct w1_therm_family_converter w1_therm_families[] = { .f = &w1_therm_family_DS28EA00, .convert = w1_DS18B20_convert_temp }, + { + .f = &w1_therm_family_DS1825, + .convert = w1_DS18B20_convert_temp + } }; static inline int w1_DS18B20_convert_temp(u8 rom[9]) @@ -179,7 +188,7 @@ static ssize_t w1_therm_read(struct device *device, int i, max_trying = 10; ssize_t c = PAGE_SIZE; - i = mutex_lock_interruptible(&dev->mutex); + i = mutex_lock_interruptible(&dev->bus_mutex); if (i != 0) return i; @@ -207,19 +216,19 @@ static ssize_t w1_therm_read(struct device *device, w1_write_8(dev, W1_CONVERT_TEMP); if (external_power) { - mutex_unlock(&dev->mutex); + mutex_unlock(&dev->bus_mutex); sleep_rem = msleep_interruptible(tm); if (sleep_rem != 0) return -EINTR; - i = mutex_lock_interruptible(&dev->mutex); + i = mutex_lock_interruptible(&dev->bus_mutex); if (i != 0) return i; } else if (!w1_strong_pullup) { sleep_rem = msleep_interruptible(tm); if (sleep_rem != 0) { - mutex_unlock(&dev->mutex); + mutex_unlock(&dev->bus_mutex); return -EINTR; } } @@ -258,7 +267,7 @@ static ssize_t w1_therm_read(struct device *device, c -= snprintf(buf + PAGE_SIZE - c, c, "t=%d\n", w1_convert_temp(rom, sl->family->fid)); - mutex_unlock(&dev->mutex); + mutex_unlock(&dev->bus_mutex); return PAGE_SIZE - c; } |