[PATCH v2 4/8] spi: stm32-ospi: Simplify SMIE interrupt test

Patrice Chotard patrice.chotard at foss.st.com
Sun Dec 7 23:29:11 PST 2025


SR_SMF status bit can only be set if CR_SMIE was previously set,
keep status bit check only.

Signed-off-by: Patrice Chotard <patrice.chotard at foss.st.com>
---
 drivers/spi/spi-stm32-ospi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi-stm32-ospi.c b/drivers/spi/spi-stm32-ospi.c
index 06632cdd1630..c36df8d3f5cb 100644
--- a/drivers/spi/spi-stm32-ospi.c
+++ b/drivers/spi/spi-stm32-ospi.c
@@ -279,7 +279,7 @@ static irqreturn_t stm32_ospi_irq(int irq, void *dev_id)
 	cr = readl_relaxed(regs_base + OSPI_CR);
 	sr = readl_relaxed(regs_base + OSPI_SR);
 
-	if (cr & CR_SMIE && sr & SR_SMF) {
+	if (sr & SR_SMF) {
 		/* disable irq */
 		cr &= ~CR_SMIE;
 		writel_relaxed(cr, regs_base + OSPI_CR);

-- 
2.43.0




More information about the linux-arm-kernel mailing list