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| author | Linus Walleij <linus.walleij@linaro.org> | 2016-02-12 14:48:23 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-02-19 09:48:41 +0100 |
| commit | df4878e969ccc047da45d2cd3af5d08031da1593 (patch) | |
| tree | 2677387492b60fd5c6a42a317bde0e7e965aa8fa /tools | |
| parent | 0a7439ef755d46a2e61d460d7a440f7fa65d7182 (diff) | |
| download | linux-df4878e969ccc047da45d2cd3af5d08031da1593.tar.gz linux-df4878e969ccc047da45d2cd3af5d08031da1593.tar.bz2 linux-df4878e969ccc047da45d2cd3af5d08031da1593.zip | |
gpio: store reflect the label to userspace
The gpio_chip label is useful for userspace to understand what
kind of GPIO chip it is dealing with. Let's store a copy of this
label in the gpio_device, add it to the struct passed to userspace
for GPIO_GET_CHIPINFO_IOCTL and modify lsgpio to show it.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/gpio/lsgpio.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/gpio/lsgpio.c b/tools/gpio/lsgpio.c index 4cfe29da279b..692233f561fb 100644 --- a/tools/gpio/lsgpio.c +++ b/tools/gpio/lsgpio.c @@ -54,8 +54,8 @@ int list_device(const char *device_name) goto free_chrdev_name; } - fprintf(stdout, "GPIO chip: %s, %u GPIO lines\n", - cinfo.name, cinfo.lines); + fprintf(stdout, "GPIO chip: %s, \"%s\", %u GPIO lines\n", + cinfo.name, cinfo.label, cinfo.lines); if (close(fd) == -1) { ret = -errno; |