gpioinfo: mark kernel claimed lines as used

In case where the GPIOLINE_FLAG_KERNEL flag was set and no consumer
string is provided by the kernel, the used column was still showing
the pin as "unused" Fix that by writing "kernel".

Signed-off-by: Ramon Fried <rfried.dev@gmail.com>
[Bartosz:
  - fixed indentation and alignment
  - tweaked the commit message formatting]
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>

diff --git a/tools/gpioinfo.c b/tools/gpioinfo.c
index bb17262b84b244a0f321b1e4e7031bb4b0e2a00e..8a1d00d67f71e43889198f72076caeb67f064365 100644 (file)
--- a/tools/gpioinfo.c
+++ b/tools/gpioinfo.c
@@ -119,8 +119,12 @@ static void list_lines(struct gpiod_chip *chip)
                     : prinfo(&of, 12, "unnamed");
                printf(" ");
 
-               consumer ? prinfo(&of, 12, "\"%s\"", consumer)
-                        : prinfo(&of, 12, "unused");
+               if (!gpiod_line_is_used(line))
+                       prinfo(&of, 12, "unused");
+               else
+                       consumer ? prinfo(&of, 12, "\"%s\"", consumer)
+                                : prinfo(&of, 12, "kernel");
+
                printf(" ");
 
                prinfo(&of, 8, "%s ", direction == GPIOD_LINE_DIRECTION_INPUT