[PATCH 5/7] wifi: p54: Use IRQF_NO_AUTOEN flag in request_irq()

From: Jinjie Ruan
Date: Mon Sep 09 2024 - 09:24:02 EST


disable_irq() after request_irq() still has a time gap in which
interrupts can come. request_irq() with IRQF_NO_AUTOEN flag will
disable IRQ auto-enable when request IRQ.

Fixes:
Signed-off-by: Jinjie Ruan <ruanjinjie@xxxxxxxxxx>
---
drivers/net/wireless/intersil/p54/p54spi.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/wireless/intersil/p54/p54spi.c b/drivers/net/wireless/intersil/p54/p54spi.c
index d33a994906a7..27f44a9f0bc1 100644
--- a/drivers/net/wireless/intersil/p54/p54spi.c
+++ b/drivers/net/wireless/intersil/p54/p54spi.c
@@ -624,7 +624,7 @@ static int p54spi_probe(struct spi_device *spi)
gpio_direction_input(p54spi_gpio_irq);

ret = request_irq(gpio_to_irq(p54spi_gpio_irq),
- p54spi_interrupt, 0, "p54spi",
+ p54spi_interrupt, IRQF_NO_AUTOEN, "p54spi",
priv->spi);
if (ret < 0) {
dev_err(&priv->spi->dev, "request_irq() failed");
@@ -633,8 +633,6 @@ static int p54spi_probe(struct spi_device *spi)

irq_set_irq_type(gpio_to_irq(p54spi_gpio_irq), IRQ_TYPE_EDGE_RISING);

- disable_irq(gpio_to_irq(p54spi_gpio_irq));
-
INIT_WORK(&priv->work, p54spi_work);
init_completion(&priv->fw_comp);
INIT_LIST_HEAD(&priv->tx_pending);
--
2.34.1