From: LABBE Corentin <[email protected]>
The regmap_irq_chip struct is never modified and so can be set as const.
This permit to remove a casted access to match->data and use the proper
of_device_get_match_data()
Signed-off-by: Corentin Labbe <[email protected]>
---
drivers/mfd/palmas.c | 22 +++++++++-------------
1 file changed, 9 insertions(+), 13 deletions(-)
diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c
index 8f8bacb..66f3aa0 100644
--- a/drivers/mfd/palmas.c
+++ b/drivers/mfd/palmas.c
@@ -300,7 +300,7 @@ static const struct regmap_irq palmas_irqs[] = {
},
};
-static struct regmap_irq_chip palmas_irq_chip = {
+static const struct regmap_irq_chip palmas_irq_chip = {
.name = "palmas",
.irqs = palmas_irqs,
.num_irqs = ARRAY_SIZE(palmas_irqs),
@@ -313,7 +313,7 @@ static struct regmap_irq_chip palmas_irq_chip = {
PALMAS_INT1_MASK),
};
-static struct regmap_irq_chip tps65917_irq_chip = {
+static const struct regmap_irq_chip tps65917_irq_chip = {
.name = "tps65917",
.irqs = tps65917_irqs,
.num_irqs = ARRAY_SIZE(tps65917_irqs),
@@ -453,20 +453,20 @@ static unsigned int tps659038_features;
struct palmas_driver_data {
unsigned int *features;
- struct regmap_irq_chip *irq_chip;
+ const struct regmap_irq_chip *irq_chip;
};
-static struct palmas_driver_data palmas_data = {
+static const struct palmas_driver_data palmas_data = {
.features = &palmas_features,
.irq_chip = &palmas_irq_chip,
};
-static struct palmas_driver_data tps659038_data = {
+static const struct palmas_driver_data tps659038_data = {
.features = &tps659038_features,
.irq_chip = &palmas_irq_chip,
};
-static struct palmas_driver_data tps65917_data = {
+static const struct palmas_driver_data tps65917_data = {
.features = &tps659038_features,
.irq_chip = &tps65917_irq_chip,
};
@@ -493,12 +493,11 @@ static int palmas_i2c_probe(struct i2c_client *i2c,
{
struct palmas *palmas;
struct palmas_platform_data *pdata;
- struct palmas_driver_data *driver_data;
+ const struct palmas_driver_data *driver_data;
struct device_node *node = i2c->dev.of_node;
int ret = 0, i;
unsigned int reg, addr;
int slave;
- const struct of_device_id *match;
pdata = dev_get_platdata(&i2c->dev);
@@ -522,12 +521,9 @@ static int palmas_i2c_probe(struct i2c_client *i2c,
palmas->dev = &i2c->dev;
palmas->irq = i2c->irq;
- match = of_match_device(of_palmas_match_tbl, &i2c->dev);
-
- if (!match)
+ driver_data = of_device_get_match_data(&i2c->dev);
+ if (!driver_data)
return -ENODATA;
-
- driver_data = (struct palmas_driver_data *)match->data;
palmas->features = *driver_data->features;
for (i = 0; i < PALMAS_NUM_CLIENTS; i++) {
--
2.10.2