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path: root/drivers/gpio/gpio-mcp23s08.c
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Diffstat (limited to 'drivers/gpio/gpio-mcp23s08.c')
-rw-r--r--drivers/gpio/gpio-mcp23s08.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index 4a41694919da..c767879e4dd9 100644
--- a/drivers/gpio/gpio-mcp23s08.c
+++ b/drivers/gpio/gpio-mcp23s08.c
@@ -269,7 +269,7 @@ static const struct mcp23s08_ops mcp23s17_ops = {
static int mcp23s08_direction_input(struct gpio_chip *chip, unsigned offset)
{
- struct mcp23s08 *mcp = container_of(chip, struct mcp23s08, chip);
+ struct mcp23s08 *mcp = gpiochip_get_data(chip);
int status;
mutex_lock(&mcp->lock);
@@ -281,7 +281,7 @@ static int mcp23s08_direction_input(struct gpio_chip *chip, unsigned offset)
static int mcp23s08_get(struct gpio_chip *chip, unsigned offset)
{
- struct mcp23s08 *mcp = container_of(chip, struct mcp23s08, chip);
+ struct mcp23s08 *mcp = gpiochip_get_data(chip);
int status;
mutex_lock(&mcp->lock);
@@ -312,7 +312,7 @@ static int __mcp23s08_set(struct mcp23s08 *mcp, unsigned mask, int value)
static void mcp23s08_set(struct gpio_chip *chip, unsigned offset, int value)
{
- struct mcp23s08 *mcp = container_of(chip, struct mcp23s08, chip);
+ struct mcp23s08 *mcp = gpiochip_get_data(chip);
unsigned mask = 1 << offset;
mutex_lock(&mcp->lock);
@@ -323,7 +323,7 @@ static void mcp23s08_set(struct gpio_chip *chip, unsigned offset, int value)
static int
mcp23s08_direction_output(struct gpio_chip *chip, unsigned offset, int value)
{
- struct mcp23s08 *mcp = container_of(chip, struct mcp23s08, chip);
+ struct mcp23s08 *mcp = gpiochip_get_data(chip);
unsigned mask = 1 << offset;
int status;
@@ -377,7 +377,7 @@ static irqreturn_t mcp23s08_irq(int irq, void *data)
static int mcp23s08_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
{
- struct mcp23s08 *mcp = container_of(chip, struct mcp23s08, chip);
+ struct mcp23s08 *mcp = gpiochip_get_data(chip);
return irq_find_mapping(mcp->irq_domain, offset);
}
@@ -446,7 +446,7 @@ static int mcp23s08_irq_reqres(struct irq_data *data)
struct mcp23s08 *mcp = irq_data_get_irq_chip_data(data);
if (gpiochip_lock_as_irq(&mcp->chip, data->hwirq)) {
- dev_err(mcp->chip.dev,
+ dev_err(mcp->chip.parent,
"unable to lock HW IRQ %lu for IRQ usage\n",
data->hwirq);
return -EINVAL;
@@ -481,7 +481,8 @@ static int mcp23s08_irq_setup(struct mcp23s08 *mcp)
mutex_init(&mcp->irq_lock);
- mcp->irq_domain = irq_domain_add_linear(chip->dev->of_node, chip->ngpio,
+ mcp->irq_domain = irq_domain_add_linear(chip->parent->of_node,
+ chip->ngpio,
&irq_domain_simple_ops, mcp);
if (!mcp->irq_domain)
return -ENODEV;
@@ -491,10 +492,11 @@ static int mcp23s08_irq_setup(struct mcp23s08 *mcp)
else
irqflags |= IRQF_TRIGGER_LOW;
- err = devm_request_threaded_irq(chip->dev, mcp->irq, NULL, mcp23s08_irq,
- irqflags, dev_name(chip->dev), mcp);
+ err = devm_request_threaded_irq(chip->parent, mcp->irq, NULL,
+ mcp23s08_irq,
+ irqflags, dev_name(chip->parent), mcp);
if (err != 0) {
- dev_err(chip->dev, "unable to request IRQ#%d: %d\n",
+ dev_err(chip->parent, "unable to request IRQ#%d: %d\n",
mcp->irq, err);
return err;
}
@@ -542,7 +544,7 @@ static void mcp23s08_dbg_show(struct seq_file *s, struct gpio_chip *chip)
int t;
unsigned mask;
- mcp = container_of(chip, struct mcp23s08, chip);
+ mcp = gpiochip_get_data(chip);
/* NOTE: we only handle one bank for now ... */
bank = '0' + ((mcp->addr >> 1) & 0x7);
@@ -638,7 +640,7 @@ static int mcp23s08_probe_one(struct mcp23s08 *mcp, struct device *dev,
mcp->chip.base = pdata->base;
mcp->chip.can_sleep = true;
- mcp->chip.dev = dev;
+ mcp->chip.parent = dev;
mcp->chip.owner = THIS_MODULE;
/* verify MCP_IOCON.SEQOP = 0, so sequential reads work,
@@ -652,7 +654,7 @@ static int mcp23s08_probe_one(struct mcp23s08 *mcp, struct device *dev,
mcp->irq_controller = pdata->irq_controller;
if (mcp->irq && mcp->irq_controller) {
mcp->irq_active_high =
- of_property_read_bool(mcp->chip.dev->of_node,
+ of_property_read_bool(mcp->chip.parent->of_node,
"microchip,irq-active-high");
if (type == MCP_TYPE_017)
@@ -702,7 +704,7 @@ static int mcp23s08_probe_one(struct mcp23s08 *mcp, struct device *dev,
goto fail;
}
- status = gpiochip_add(&mcp->chip);
+ status = gpiochip_add_data(&mcp->chip, mcp);
if (status < 0)
goto fail;