[PATCH 3/4] mfd: cpcap: Use ack_invert interrupts

From: Tony Lindgren
Date: Wed Mar 22 2017 - 13:13:46 EST


We should use ack_invert as the int_read_and_clear() in the Motorola
kernel tree does "ireg_val & ~mreg_val" before writing to the mask
register.

Cc: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
Cc: Lee Jones <lee.jones@xxxxxxxxxx>
Cc: Marcel Partap <mpartap@xxxxxxx>
Cc: Michael Scott <michael.scott@xxxxxxxxxx>
Tested-by: Sebastian Reichel <sre@xxxxxxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
drivers/mfd/motorola-cpcap.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/mfd/motorola-cpcap.c b/drivers/mfd/motorola-cpcap.c
--- a/drivers/mfd/motorola-cpcap.c
+++ b/drivers/mfd/motorola-cpcap.c
@@ -72,6 +72,7 @@ static struct regmap_irq_chip cpcap_irq_chip[CPCAP_NR_IRQ_CHIPS] = {
.mask_base = CPCAP_REG_MIM1,
.use_ack = true,
.handle_reread = true,
+ .ack_invert = true,
},
{
.name = "cpcap-m2",
@@ -81,6 +82,7 @@ static struct regmap_irq_chip cpcap_irq_chip[CPCAP_NR_IRQ_CHIPS] = {
.mask_base = CPCAP_REG_MIM2,
.use_ack = true,
.handle_reread = true,
+ .ack_invert = true,
},
{
.name = "cpcap1-4",
@@ -91,6 +93,7 @@ static struct regmap_irq_chip cpcap_irq_chip[CPCAP_NR_IRQ_CHIPS] = {
.type_base = CPCAP_REG_INTS1,
.use_ack = true,
.handle_reread = true,
+ .ack_invert = true,
},
};

--
2.11.1