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authorIngo Molnar <[email protected]>2025-05-21 06:42:51 +0000
committerIngo Molnar <[email protected]>2025-05-21 06:45:03 +0000
commit412751aa6991501d7defeadecfede59043d1b5e8 (patch)
treeee5026e79128dd4eacb935f76564d7dcc105b24f /drivers/gpio/gpio-pca953x.c
parentx86/xen/msr: Fix uninitialized variable 'err' (diff)
parentLinux 6.15-rc7 (diff)
downloadkernel-412751aa6991501d7defeadecfede59043d1b5e8.tar.gz
kernel-412751aa6991501d7defeadecfede59043d1b5e8.zip
Merge tag 'v6.15-rc7' into x86/core, to pick up fixes
Pick up build fixes from upstream to make this tree more testable. Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'drivers/gpio/gpio-pca953x.c')
-rw-r--r--drivers/gpio/gpio-pca953x.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 442435ded020..13cc120cf11f 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -1204,6 +1204,8 @@ static int pca953x_restore_context(struct pca953x_chip *chip)
guard(mutex)(&chip->i2c_lock);
+ if (chip->client->irq > 0)
+ enable_irq(chip->client->irq);
regcache_cache_only(chip->regmap, false);
regcache_mark_dirty(chip->regmap);
ret = pca953x_regcache_sync(chip);
@@ -1216,6 +1218,10 @@ static int pca953x_restore_context(struct pca953x_chip *chip)
static void pca953x_save_context(struct pca953x_chip *chip)
{
guard(mutex)(&chip->i2c_lock);
+
+ /* Disable IRQ to prevent early triggering while regmap "cache only" is on */
+ if (chip->client->irq > 0)
+ disable_irq(chip->client->irq);
regcache_cache_only(chip->regmap, true);
}