When requesting own descriptors through hogs, it is useful to get some details about what's going on if we encounter problems.
Signed-off-by: Linus Walleij <[email protected]> --- drivers/gpio/gpiolib.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 4861b2db2edc..2d01a691060b 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -2118,13 +2118,15 @@ int gpiod_hog(struct gpio_desc *desc, const char *name, local_desc = gpiochip_request_own_desc(chip, hwnum, name); if (IS_ERR(local_desc)) { - pr_err("requesting own GPIO %s failed\n", name); + pr_err("requesting own GPIO %s (chip %s, offset %d) failed\n", + name, chip->label, hwnum); return PTR_ERR(local_desc); } status = gpiod_configure_flags(desc, name, lflags, dflags); if (status < 0) { - pr_err("setup of GPIO %s failed\n", name); + pr_err("setup of GPIO %s (chip %s, offset %d) failed\n", + name, chip->label, hwnum); gpiochip_free_own_desc(desc); return status; } -- 2.4.2 -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
