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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-08-20 20:42:41 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-08-20 20:42:41 +0300
commit5c40cd7db64a2949f268d7467b9be551a565d14b (patch)
treefb8a67f6edcb0c9922c256a598d675c1c04051d6 /drivers/platform/cznic/turris-omnia-mcu-trng.c
parent8bde384a2090759efc9b92f34300887d418a2a3a (diff)
parent25bf10be219d37d2fb221c93816a913f5f735530 (diff)
downloadlinux-rolling-stable.tar.xz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/platform/cznic/turris-omnia-mcu-trng.c')
-rw-r--r--drivers/platform/cznic/turris-omnia-mcu-trng.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/drivers/platform/cznic/turris-omnia-mcu-trng.c b/drivers/platform/cznic/turris-omnia-mcu-trng.c
index 9a1d9292dc9a..e3826959e6de 100644
--- a/drivers/platform/cznic/turris-omnia-mcu-trng.c
+++ b/drivers/platform/cznic/turris-omnia-mcu-trng.c
@@ -5,12 +5,9 @@
* 2024 by Marek BehĂșn <kabel@kernel.org>
*/
-#include <linux/bitfield.h>
#include <linux/completion.h>
#include <linux/container_of.h>
#include <linux/errno.h>
-#include <linux/gpio/consumer.h>
-#include <linux/gpio/driver.h>
#include <linux/hw_random.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>
@@ -62,17 +59,12 @@ static int omnia_trng_read(struct hwrng *rng, void *data, size_t max, bool wait)
int omnia_mcu_register_trng(struct omnia_mcu *mcu)
{
struct device *dev = &mcu->client->dev;
- u8 irq_idx, dummy;
- int irq, err;
+ u8 dummy;
+ int err;
if (!(mcu->features & OMNIA_FEAT_TRNG))
return 0;
- irq_idx = omnia_int_to_gpio_idx[__bf_shf(OMNIA_INT_TRNG)];
- irq = gpiod_to_irq(gpio_device_get_desc(mcu->gc.gpiodev, irq_idx));
- if (irq < 0)
- return dev_err_probe(dev, irq, "Cannot get TRNG IRQ\n");
-
/*
* If someone else cleared the TRNG interrupt but did not read the
* entropy, a new interrupt won't be generated, and entropy collection
@@ -86,9 +78,8 @@ int omnia_mcu_register_trng(struct omnia_mcu *mcu)
init_completion(&mcu->trng_entropy_ready);
- err = devm_request_threaded_irq(dev, irq, NULL, omnia_trng_irq_handler,
- IRQF_ONESHOT, "turris-omnia-mcu-trng",
- mcu);
+ err = omnia_mcu_request_irq(mcu, OMNIA_INT_TRNG, omnia_trng_irq_handler,
+ "turris-omnia-mcu-trng");
if (err)
return dev_err_probe(dev, err, "Cannot request TRNG IRQ\n");