diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2026-07-24 16:00:15 -0700 |
|---|---|---|
| committer | David Heidelberg <david@ixit.cz> | 2026-08-11 18:14:01 +0200 |
| commit | 9f69d05b5a85c417c73fa2d5c7a2d507ac81cf4b (patch) | |
| tree | e9adc89252fa1d008717252de15f01d2008a3bcc /drivers/nfc/st95hf | |
| parent | 11a8f09e7f2313383851453285479f5c6843b39d (diff) | |
nfc: st95hf: switch to using sleeping variants of gpiod API
The driver does not use gpiod API calls in an atomic context. Switch
to gpiod_set_value_cansleep() calls to allow using the driver with GPIO
controllers that might need process context to operate.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Link: https://patch.msgid.link/amPsnh9wDIG2CeSi@google.com
Signed-off-by: David Heidelberg <david@ixit.cz>
Diffstat (limited to 'drivers/nfc/st95hf')
| -rw-r--r-- | drivers/nfc/st95hf/core.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/nfc/st95hf/core.c b/drivers/nfc/st95hf/core.c index 321fbe8aeca8..4d772a308bff 100644 --- a/drivers/nfc/st95hf/core.c +++ b/drivers/nfc/st95hf/core.c @@ -450,19 +450,19 @@ static int st95hf_select_protocol(struct st95hf_context *stcontext, int type) static void st95hf_send_st95enable_negativepulse(struct st95hf_context *st95con) { /* First make irq_in pin high */ - gpiod_set_value(st95con->enable_gpiod, HIGH); + gpiod_set_value_cansleep(st95con->enable_gpiod, HIGH); /* wait for 1 milisecond */ usleep_range(1000, 2000); /* Make irq_in pin low */ - gpiod_set_value(st95con->enable_gpiod, LOW); + gpiod_set_value_cansleep(st95con->enable_gpiod, LOW); /* wait for minimum interrupt pulse to make st95 active */ usleep_range(1000, 2000); /* At end make it high */ - gpiod_set_value(st95con->enable_gpiod, HIGH); + gpiod_set_value_cansleep(st95con->enable_gpiod, HIGH); } /* |