req.eventflags=GPIOEVENT_REQUEST_BOTH_EDGES; strncpy(req.consumer_label,"gpio_irq",sizeof(req.consumer_label)-1); /* requrest line event handle */ ret=ioctl(fd, GPIO_GET_LINEEVENT_IOCTL,&req); if(ret) { printf("ERROR: ioctl get line event ret=%d\n", ret); return-1; } /* se...
int gpiod_line_config_add_line_settings (struct gpiod_line_config *config, const unsigned int *offsets, size_t num_offsets, struct gpiod_line_settings *settings) Add line settings for a set of offsets. More... struct gpiod_line_settings * gpiod_line_config_get_line_settings (struct ...
req.eventflags=GPIOEVENT_REQUEST_BOTH_EDGES; strncpy(req.consumer_label,"gpio_irq",sizeof(req.consumer_label)-1); /* requrest line event handle */ ret=ioctl(fd, GPIO_GET_LINEEVENT_IOCTL,&req); if(ret) { printf("ERROR: ioctl get line event ret=%d\n", ret); return-1; } /* se...
struct gpiod_line *line; int rv, value; chip = gpiod_chip_open("/dev/gpiochip0"); line = gpiod_chip_get_line(chip, 3); gpiod_line_request_rising_edge_events(line, “foobar”); do { rv = gpiod_line_event_wait(line, &ts); } while (rv <= 0); rv = gpiod_line_event_r...
GPIO_GET_LINEHANDLE_IOCTL gpio: userspace ABI for reading GPIO line events commit 61f922db72216 [GIT PULL] bulk GPIO changes for v4.8 (Jul 25, 2016) ioctl GPIOHANDLE_GET_LINE_VALUES_IOCTL GPIO_GET_LINEEVENT_IOCTL 👍 1 Collaborator Author pdp7 commented Dec 2, 2017 • edited ls...
2 changes: 1 addition & 1 deletion 2 Documentation/userspace-api/gpio/gpio-v2-get-line-ioctl.rst Original file line numberDiff line numberDiff line change @@ -81,7 +81,7 @@ Only one event clock flag, ``GPIO_V2_LINE_FLAG_EVENT_CLOCK_xxx``, may be set. If none are set then th...
library encapsulating the cumbersome, ioctl-based kernel-userspace interaction in a set of convenient functions and opaque data structures. Additionally this project contains a set of command-line tools that should allow an easy conversion of user scripts to using the character device. ...
int lhfd = ioctl(fd, GPIO_GET_LINEHANDLE_IOCTL, &req); if (lhfd < 0) { printf("ERROR get line handle lhdf=%d\n", lhfd); return -1; } data.values[0] = 1; ret = ioctl(req.fd, GPIOHANDLE_SET_LINE_VALUES_IOCTL, &data); if (ret < 0) { printf("ERROR set line value ...
int lhfd = ioctl(fd, GPIO_GET_LINEHANDLE_IOCTL, &req); if (lhfd < 0) { printf("ERROR get line handle lhdf=%d\n", lhfd); return -1; } data.values[0] = 1; ret = ioctl(req.fd, GPIOHANDLE_SET_LINE_VALUES_IOCTL, &data); if (ret < 0) { printf("ERROR set line value ...
OHOS::KeyEvent OHOS::Layout OHOS::Line OHOS::List< T > OHOS::ListNode< T > OHOS::ListScrollListener OHOS::LongPressEvent OHOS::Matrix3< T > OHOS::Media::Camera OHOS::Media::CameraAbility OHOS::Media::CameraConfig OHOS::Media::CameraDeviceCallback OHOS::Media...