diff options
Diffstat (limited to 'drivers/staging/iio/adc/ad7606.h')
| -rw-r--r-- | drivers/staging/iio/adc/ad7606.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/staging/iio/adc/ad7606.h b/drivers/staging/iio/adc/ad7606.h index 746f955..acaed8d 100644 --- a/drivers/staging/iio/adc/ad7606.h +++ b/drivers/staging/iio/adc/ad7606.h @@ -14,6 +14,7 @@ * @name: identification string for chip * @channels: channel specification * @num_channels: number of channels + * @lock protect sensor state */ struct ad7606_chip_info { @@ -23,6 +24,7 @@ struct ad7606_chip_info { /** * struct ad7606_state - driver instance specific data + * @lock protect sensor state */ struct ad7606_state { @@ -37,6 +39,7 @@ struct ad7606_state { bool done; void __iomem *base_address; + struct mutex lock; /* protect sensor state */ struct gpio_desc *gpio_convst; struct gpio_desc *gpio_reset; struct gpio_desc *gpio_range; |
