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| author | Iván Ezequiel Rodriguez <ivanrwcm25@gmail.com> | 2026-08-31 12:23:06 -0300 |
|---|---|---|
| committer | Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com> | 2026-09-02 12:35:33 +0200 |
| commit | cf176c115497bc6462391c3118bedfd212092c4d (patch) | |
| tree | 1ba8def913a519297aa5c34fd2c0b47017dd919f | |
| parent | d5bc04687649ccf7b15b421052943870d76bbc2e (diff) | |
| download | linux-next-cf176c115497bc6462391c3118bedfd212092c4d.tar.gz linux-next-cf176c115497bc6462391c3118bedfd212092c4d.zip | |
gpio: cdev: return EOPNOTSUPP when HTE is unavailable
Map hte_ts_get() -ENODEV to -EOPNOTSUPP so userspace sees the same
errno as when CONFIG_HTE is disabled or EVENT_CLOCK_HTE is unsupported.
Signed-off-by: Iván Ezequiel Rodriguez <ivanrwcm25@gmail.com>
Link: https://patch.msgid.link/20260831152306.166630-2-ivanrwcm25@gmail.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
| -rw-r--r-- | drivers/gpio/gpiolib-cdev.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c index 9f3b628d5793..6dc01f7ea838 100644 --- a/drivers/gpio/gpiolib-cdev.c +++ b/drivers/gpio/gpiolib-cdev.c @@ -715,6 +715,8 @@ static int hte_edge_setup(struct line *line, u64 eflags) line->desc); ret = hte_ts_get(NULL, hdesc, 0); + if (ret == -ENODEV) + return -EOPNOTSUPP; if (ret) return ret; |