mfd: stmfx: Disable IRQ in suspend to avoid spurious interrupt

When STMFX supply is stopped, spurious interrupt can occur. To avoid that, disable the interrupt in suspend before disabling the regulator and re-enable it at the end of resume.

Amelie Delaunay committed 6 years ago

Commit 97eda5d1 parent 60c2c4b2 files · +7 −0Browse files

Showing the changes to include/linux (1 of 2 files). Show all

Unified · Split

include/linux/mfd/stmfx.h+1−0

@@ -109,6 +109,7 @@ struct stmfx { · 108 unmodified lines
109	struct device *dev;	109	struct device *dev;
110	struct regmap *map;	110	struct regmap *map;
111	struct regulator *vdd;	111	struct regulator *vdd;
		112	int irq;
112	struct irq_domain *irq_domain;	113	struct irq_domain *irq_domain;
113	struct mutex lock; /* IRQ bus lock */	114	struct mutex lock; /* IRQ bus lock */
114	u8 irq_src;	115	u8 irq_src;