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tools: gpio: port gpio-watch to v2 uAPI

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Port the gpio-watch tool to the latest GPIO uAPI.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
This commit is contained in:
Kent Gibson 2020-09-28 08:28:02 +08:00 committed by Bartosz Golaszewski
parent 3c333c4704
commit e86a863b33
1 changed files with 8 additions and 8 deletions
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16
tools/gpio/gpio-watch.c
View file

@ -21,8 +21,8 @@
int main(int argc, char **argv)
{
struct gpioline_info_changed chg;
struct gpioline_info req;
struct gpio_v2_line_info_changed chg;
struct gpio_v2_line_info req;
struct pollfd pfd;
int fd, i, j, ret;
char *event, *end;
@ -40,11 +40,11 @@ int main(int argc, char **argv)
for (i = 0, j = 2; i < argc - 2; i++, j++) {
memset(&req, 0, sizeof(req));
req.line_offset = strtoul(argv[j], &end, 0);
req.offset = strtoul(argv[j], &end, 0);
if (*end != '\0')
goto err_usage;
ret = ioctl(fd, GPIO_GET_LINEINFO_WATCH_IOCTL, &req);
ret = ioctl(fd, GPIO_V2_GET_LINEINFO_WATCH_IOCTL, &req);
if (ret) {
perror("unable to set up line watch");
return EXIT_FAILURE;
@ -71,13 +71,13 @@ int main(int argc, char **argv)
}
switch (chg.event_type) {
case GPIOLINE_CHANGED_REQUESTED:
case GPIO_V2_LINE_CHANGED_REQUESTED:
event = "requested";
break;
case GPIOLINE_CHANGED_RELEASED:
case GPIO_V2_LINE_CHANGED_RELEASED:
event = "released";
break;
case GPIOLINE_CHANGED_CONFIG:
case GPIO_V2_LINE_CHANGED_CONFIG:
event = "config changed";
break;
default:
@ -87,7 +87,7 @@ int main(int argc, char **argv)
}
printf("line %u: %s at %llu\n",
chg.info.line_offset, event, chg.timestamp);
chg.info.offset, event, chg.timestamp_ns);
}
}