diff options
Diffstat (limited to 'driver/bc12')
| -rw-r--r-- | driver/bc12/pi3usb9201.c | 22 |
1 files changed, 4 insertions, 18 deletions
diff --git a/driver/bc12/pi3usb9201.c b/driver/bc12/pi3usb9201.c index 7f11e1da8a..0dee6a01d5 100644 --- a/driver/bc12/pi3usb9201.c +++ b/driver/bc12/pi3usb9201.c @@ -67,26 +67,12 @@ static inline int raw_read8(int port, int offset, int *value) offset, value); } -static inline int raw_write8(int port, int offset, int value) -{ - return i2c_write8(pi3usb9201_bc12_chips[port].i2c_port, - pi3usb9201_bc12_chips[port].i2c_addr_flags, - offset, value); -} - static int pi3usb9201_raw(int port, int reg, int mask, int val) { - int rv; - int reg_val; - - rv = raw_read8(port, reg, ®_val); - if (rv) - return rv; - - reg_val &= ~mask; - reg_val |= val; - - return raw_write8(port, reg, reg_val); + /* Clear mask and then set val in i2c reg value */ + return i2c_field_update8(pi3usb9201_bc12_chips[port].i2c_port, + pi3usb9201_bc12_chips[port].i2c_addr_flags, + reg, mask, val); } static int pi3usb9201_interrupt_mask(int port, int enable) |