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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:16:07 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:16:07 +0000
commitff146e0175fa9b27a6838c64c76f1e3d4b4cc6a6 (patch)
treeeb37b8a1f852d4b842862b002c1da338ee11d9d2 /drivers/gpio/gpio-pca953x.c
parentAdding upstream version 6.9.10. (diff)
downloadlinux-ff146e0175fa9b27a6838c64c76f1e3d4b4cc6a6.tar.xz
linux-ff146e0175fa9b27a6838c64c76f1e3d4b4cc6a6.zip
Adding upstream version 6.9.11.upstream/6.9.11
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpio/gpio-pca953x.c')
-rw-r--r--drivers/gpio/gpio-pca953x.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 00ffa168e4..f2f40393e3 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -758,6 +758,8 @@ static void pca953x_irq_bus_sync_unlock(struct irq_data *d)
int level;
if (chip->driver_data & PCA_PCAL) {
+ guard(mutex)(&chip->i2c_lock);
+
/* Enable latch on interrupt-enabled inputs */
pca953x_write_regs(chip, PCAL953X_IN_LATCH, chip->irq_mask);