diff options
Diffstat (limited to 'gpio-util/gpio.cpp')
| -rw-r--r-- | gpio-util/gpio.cpp | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/gpio-util/gpio.cpp b/gpio-util/gpio.cpp index 080ab99..da5801e 100644 --- a/gpio-util/gpio.cpp +++ b/gpio-util/gpio.cpp @@ -13,10 +13,12 @@ * See the License for the specific language governing permissions and * limitations under the License. */ +#include "gpio.hpp" + #include <fcntl.h> -#include <phosphor-logging/log.hpp> #include <sys/ioctl.h> -#include "gpio.hpp" + +#include <phosphor-logging/log.hpp> namespace phosphor { @@ -38,16 +40,14 @@ void GPIO::set(Value value) if (rc == -1) { auto e = errno; - log<level::ERR>("Failed SET_LINE_VALUES ioctl", - entry("ERRNO=%d", e)); + log<level::ERR>("Failed SET_LINE_VALUES ioctl", entry("ERRNO=%d", e)); throw std::runtime_error("Failed SET_LINE_VALUES ioctl"); } } - void GPIO::requestLine(Value defaultValue) { - //Only need to do this once + // Only need to do this once if (lineFD) { return; @@ -63,15 +63,14 @@ void GPIO::requestLine(Value defaultValue) throw std::runtime_error("Failed opening GPIO device"); } - //Make an ioctl call to request the GPIO line, which will - //return the descriptor to use to access it. + // Make an ioctl call to request the GPIO line, which will + // return the descriptor to use to access it. gpiohandle_request request{}; - strncpy(request.consumer_label, - "phosphor-gpio-util", + strncpy(request.consumer_label, "phosphor-gpio-util", sizeof(request.consumer_label)); - request.flags = (direction == Direction::output) ? - GPIOHANDLE_REQUEST_OUTPUT : GPIOHANDLE_REQUEST_INPUT; + request.flags = (direction == Direction::output) ? GPIOHANDLE_REQUEST_OUTPUT + : GPIOHANDLE_REQUEST_INPUT; request.lineoffsets[0] = gpio; request.lines = 1; @@ -85,8 +84,7 @@ void GPIO::requestLine(Value defaultValue) if (rc == -1) { auto e = errno; - log<level::ERR>("Failed GET_LINEHANDLE ioctl", - entry("GPIO=%d", gpio), + log<level::ERR>("Failed GET_LINEHANDLE ioctl", entry("GPIO=%d", gpio), entry("ERRNO=%d", e)); throw std::runtime_error("Failed GET_LINEHANDLE ioctl"); } @@ -94,5 +92,5 @@ void GPIO::requestLine(Value defaultValue) lineFD.set(request.fd); } -} -} +} // namespace gpio +} // namespace phosphor |
