The GPIO OMAP driver didn't have a consistent naming scheme for
all its functions. Some of them had an omap prefix while others
didn't. There are many advantages on having a separate namespace
for driver functions so let's add an "omap" prefix to all of them.
Signed-off-by: Javier Martinez Canillas <jmartinez@xxxxxxxxxxxxxx>
---
drivers/gpio/gpio-omap.c | 268 ++++++++++++++++++++++++-----------------------
1 file changed, 137 insertions(+), 131 deletions(-)
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index ef461e7..1749321 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -88,18 +88,19 @@ struct gpio_bank {
#define BANK_USED(bank) (bank->mod_usage || bank->irq_usage)
#define LINE_USED(line, offset) (line & (BIT(offset)))
-static int irq_to_gpio(struct gpio_bank *bank, unsigned int gpio_irq)
+static int omap_irq_to_gpio(struct gpio_bank *bank, unsigned int gpio_irq)
{
return bank->chip.base + gpio_irq;
}
-static inline struct gpio_bank *_irq_data_get_bank(struct irq_data *d)
+static inline struct gpio_bank *omap_irq_data_get_bank(struct irq_data *d)
{
struct gpio_chip *chip = irq_data_get_irq_chip_data(d);
return container_of(chip, struct gpio_bank, chip);
}
-static void _set_gpio_direction(struct gpio_bank *bank, int gpio, int is_input)
+static void omap_set_gpio_direction(struct gpio_bank *bank, int gpio,
+ int is_input)
{
void __iomem *reg = bank->base;
u32 l;
@@ -116,7 +117,8 @@ static void _set_gpio_direction(struct gpio_bank *bank, int gpio, int is_input)
/* set data out value using dedicate set/clear register */
-static void _set_gpio_dataout_reg(struct gpio_bank *bank, int gpio, int enable)
+static void omap_set_gpio_dataout_reg(struct gpio_bank *bank, int gpio,
+ int enable)
{
void __iomem *reg = bank->base;
u32 l = GPIO_BIT(bank, gpio);
@@ -133,7 +135,8 @@ static void _set_gpio_dataout_reg(struct gpio_bank *bank, int gpio, int enable)
}
/* set data out value using mask register */
-static void _set_gpio_dataout_mask(struct gpio_bank *bank, int gpio, int enable)
+static void omap_set_gpio_dataout_mask(struct gpio_bank *bank, int gpio,
+ int enable)
{
void __iomem *reg = bank->base + bank->regs->dataout;
u32 gpio_bit = GPIO_BIT(bank, gpio);
@@ -148,21 +151,21 @@ static void _set_gpio_dataout_mask(struct gpio_bank *bank, int gpio, int enable)
bank->context.dataout = l;
}
-static int _get_gpio_datain(struct gpio_bank *bank, int offset)
+static int omap_get_gpio_datain(struct gpio_bank *bank, int offset)
{
void __iomem *reg = bank->base + bank->regs->datain;
return (readl_relaxed(reg) & (BIT(offset))) != 0;
}
-static int _get_gpio_dataout(struct gpio_bank *bank, int offset)
+static int omap_get_gpio_dataout(struct gpio_bank *bank, int offset)
{
void __iomem *reg = bank->base + bank->regs->dataout;
return (readl_relaxed(reg) & (BIT(offset))) != 0;
}
-static inline void _gpio_rmw(void __iomem *base, u32 reg, u32 mask, bool set)
+static inline void omap_gpio_rmw(void __iomem *base, u32 reg, u32 mask, bool set)
{
int l = readl_relaxed(base + reg);
@@ -174,7 +177,7 @@ static inline void _gpio_rmw(void __iomem *base, u32 reg, u32 mask, bool set)
writel_relaxed(l, base + reg);
}
-static inline void _gpio_dbck_enable(struct gpio_bank *bank)
+static inline void omap_gpio_dbck_enable(struct gpio_bank *bank)
{
if (bank->dbck_enable_mask && !bank->dbck_enabled) {
clk_prepare_enable(bank->dbck);
@@ -185,7 +188,7 @@ static inline void _gpio_dbck_enable(struct gpio_bank *bank)
}
}
-static inline void _gpio_dbck_disable(struct gpio_bank *bank)
+static inline void omap_gpio_dbck_disable(struct gpio_bank *bank)
{
if (bank->dbck_enable_mask && bank->dbck_enabled) {
/*
@@ -201,7 +204,7 @@ static inline void _gpio_dbck_disable(struct gpio_bank *bank)
}
/**
- * _set_gpio_debounce - low level gpio debounce time
+ * omap2_set_gpio_debounce - low level gpio debounce time
* @bank: the gpio bank we're acting upon
* @gpio: the gpio number on this @gpio
* @debounce: debounce time to use
@@ -209,8 +212,8 @@ static inline void _gpio_dbck_disable(struct gpio_bank *bank)
* OMAP's debounce time is in 31us steps so we need
* to convert and round up to the closest unit.
*/
-static void _set_gpio_debounce(struct gpio_bank *bank, unsigned gpio,
- unsigned debounce)
+static void omap2_set_gpio_debounce(struct gpio_bank *bank, unsigned gpio,
+ unsigned debounce)
{
void __iomem *reg;
u32 val;
@@ -251,7 +254,7 @@ static void _set_gpio_debounce(struct gpio_bank *bank, unsigned gpio,
* used within _gpio_dbck_enable() is still not initialized at
* that point. Therefore we have to enable dbck here.
*/
- _gpio_dbck_enable(bank);
+ omap_gpio_dbck_enable(bank);
if (bank->dbck_enable_mask) {
bank->context.debounce = debounce;
bank->context.debounce_en = val;
@@ -259,7 +262,7 @@ static void _set_gpio_debounce(struct gpio_bank *bank, unsigned gpio,
}
/**
- * _clear_gpio_debounce - clear debounce settings for a gpio
+ * omap_clear_gpio_debounce - clear debounce settings for a gpio
* @bank: the gpio bank we're acting upon
* @gpio: the gpio number on this @gpio
*
@@ -268,7 +271,7 @@ static void _set_gpio_debounce(struct gpio_bank *bank, unsigned gpio,
* time too. The debounce clock will also be disabled when calling this function
* if this is the only gpio in the bank using debounce.
*/
-static void _clear_gpio_debounce(struct gpio_bank *bank, unsigned gpio)
+static void omap_clear_gpio_debounce(struct gpio_bank *bank, unsigned gpio)
{
u32 gpio_bit = GPIO_BIT(bank, gpio);
@@ -292,20 +295,20 @@ static void _clear_gpio_debounce(struct gpio_bank *bank, unsigned gpio)
}
}
-static inline void set_gpio_trigger(struct gpio_bank *bank, int gpio,
+static inline void omap_set_gpio_trigger(struct gpio_bank *bank, int gpio,
unsigned trigger)
{
void __iomem *base = bank->base;
u32 gpio_bit = BIT(gpio);
- _gpio_rmw(base, bank->regs->leveldetect0, gpio_bit,
- trigger & IRQ_TYPE_LEVEL_LOW);
- _gpio_rmw(base, bank->regs->leveldetect1, gpio_bit,
- trigger & IRQ_TYPE_LEVEL_HIGH);
- _gpio_rmw(base, bank->regs->risingdetect, gpio_bit,
- trigger & IRQ_TYPE_EDGE_RISING);
- _gpio_rmw(base, bank->regs->fallingdetect, gpio_bit,
- trigger & IRQ_TYPE_EDGE_FALLING);
+ omap_gpio_rmw(base, bank->regs->leveldetect0, gpio_bit,
+ trigger & IRQ_TYPE_LEVEL_LOW);
+ omap_gpio_rmw(base, bank->regs->leveldetect1, gpio_bit,
+ trigger & IRQ_TYPE_LEVEL_HIGH);
+ omap_gpio_rmw(base, bank->regs->risingdetect, gpio_bit,
+ trigger & IRQ_TYPE_EDGE_RISING);
+ omap_gpio_rmw(base, bank->regs->fallingdetect, gpio_bit,
+ trigger & IRQ_TYPE_EDGE_FALLING);
bank->context.leveldetect0 =
readl_relaxed(bank->base + bank->regs->leveldetect0);
@@ -317,7 +320,7 @@ static inline void set_gpio_trigger(struct gpio_bank *bank, int gpio,
readl_relaxed(bank->base + bank->regs->fallingdetect);
if (likely(!(bank->non_wakeup_gpios & gpio_bit))) {
- _gpio_rmw(base, bank->regs->wkup_en, gpio_bit, trigger != 0);
+ omap_gpio_rmw(base, bank->regs->wkup_en, gpio_bit, trigger != 0);
bank->context.wake_en =
readl_relaxed(bank->base + bank->regs->wkup_en);
}
@@ -353,7 +356,7 @@ exit:
* This only applies to chips that can't do both rising and falling edge
* detection at once. For all other chips, this function is a noop.
*/
-static void _toggle_gpio_edge_triggering(struct gpio_bank *bank, int gpio)
+static void omap_toggle_gpio_edge_triggering(struct gpio_bank *bank, int gpio)
{
void __iomem *reg = bank->base;
u32 l = 0;
@@ -372,18 +375,18 @@ static void _toggle_gpio_edge_triggering(struct gpio_bank *bank, int gpio)
writel_relaxed(l, reg);
}
#else
-static void _toggle_gpio_edge_triggering(struct gpio_bank *bank, int gpio) {}
+static void omap_toggle_gpio_edge_triggering(struct gpio_bank *bank, int gpio) {}
#endif
-static int _set_gpio_triggering(struct gpio_bank *bank, int gpio,
- unsigned trigger)
+static int omap_set_gpio_triggering(struct gpio_bank *bank, int gpio,
+ unsigned trigger)
{
void __iomem *reg = bank->base;
void __iomem *base = bank->base;
u32 l = 0;
if (bank->regs->leveldetect0 && bank->regs->wkup_en) {
- set_gpio_trigger(bank, gpio, trigger);
+ omap_set_gpio_trigger(bank, gpio, trigger);
} else if (bank->regs->irqctrl) {
reg += bank->regs->irqctrl;
@@ -413,7 +416,7 @@ static int _set_gpio_triggering(struct gpio_bank *bank, int gpio,
l |= BIT(gpio << 1);
/* Enable wake-up during idle for dynamic tick */
- _gpio_rmw(base, bank->regs->wkup_en, BIT(gpio), trigger);
+ omap_gpio_rmw(base, bank->regs->wkup_en, BIT(gpio), trigger);
bank->context.wake_en =
readl_relaxed(bank->base + bank->regs->wkup_en);
writel_relaxed(l, reg);
@@ -421,7 +424,7 @@ static int _set_gpio_triggering(struct gpio_bank *bank, int gpio,
return 0;
}
-static void _enable_gpio_module(struct gpio_bank *bank, unsigned offset)
+static void omap_enable_gpio_module(struct gpio_bank *bank, unsigned offset)
{
if (bank->regs->pinctrl) {
void __iomem *reg = bank->base + bank->regs->pinctrl;
@@ -442,7 +445,7 @@ static void _enable_gpio_module(struct gpio_bank *bank, unsigned offset)
}
}
-static void _disable_gpio_module(struct gpio_bank *bank, unsigned offset)
+static void omap_disable_gpio_module(struct gpio_bank *bank, unsigned offset)
{
void __iomem *base = bank->base;
@@ -450,7 +453,7 @@ static void _disable_gpio_module(struct gpio_bank *bank, unsigned offset)
!LINE_USED(bank->mod_usage, offset) &&
!LINE_USED(bank->irq_usage, offset)) {
/* Disable wake-up during idle for dynamic tick */
- _gpio_rmw(base, bank->regs->wkup_en, BIT(offset), 0);
+ omap_gpio_rmw(base, bank->regs->wkup_en, BIT(offset), 0);
bank->context.wake_en =
readl_relaxed(bank->base + bank->regs->wkup_en);
}
@@ -467,16 +470,16 @@ static void _disable_gpio_module(struct gpio_bank *bank, unsigned offset)
}
}
-static int gpio_is_input(struct gpio_bank *bank, int mask)
+static int omap_gpio_is_input(struct gpio_bank *bank, int mask)
{
void __iomem *reg = bank->base + bank->regs->direction;
return readl_relaxed(reg) & mask;
}
-static int gpio_irq_type(struct irq_data *d, unsigned type)
+static int omap_gpio_irq_type(struct irq_data *d, unsigned type)
{
- struct gpio_bank *bank = _irq_data_get_bank(d);
+ struct gpio_bank *bank = omap_irq_data_get_bank(d);
unsigned gpio = 0;
int retval;
unsigned long flags;
@@ -491,7 +494,7 @@ static int gpio_irq_type(struct irq_data *d, unsigned type)
#endif
if (!gpio)
- gpio = irq_to_gpio(bank, d->hwirq);
+ gpio = omap_irq_to_gpio(bank, d->hwirq);
if (type & ~IRQ_TYPE_SENSE_MASK)
return -EINVAL;
@@ -502,11 +505,11 @@ static int gpio_irq_type(struct irq_data *d, unsigned type)
spin_lock_irqsave(&bank->lock, flags);
offset = GPIO_INDEX(bank, gpio);
- retval = _set_gpio_triggering(bank, offset, type);
+ retval = omap_set_gpio_triggering(bank, offset, type);
if (!LINE_USED(bank->mod_usage, offset)) {
- _enable_gpio_module(bank, offset);
- _set_gpio_direction(bank, offset, 1);
- } else if (!gpio_is_input(bank, BIT(offset))) {
+ omap_enable_gpio_module(bank, offset);
+ omap_set_gpio_direction(bank, offset, 1);
+ } else if (!omap_gpio_is_input(bank, BIT(offset))) {
spin_unlock_irqrestore(&bank->lock, flags);
return -EINVAL;
}
@@ -522,7 +525,7 @@ static int gpio_irq_type(struct irq_data *d, unsigned type)
return retval;
}
-static void _clear_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
+static void omap_clear_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
{
void __iomem *reg = bank->base;
@@ -539,12 +542,12 @@ static void _clear_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
readl_relaxed(reg);
}
-static inline void _clear_gpio_irqstatus(struct gpio_bank *bank, int gpio)
+static inline void omap_clear_gpio_irqstatus(struct gpio_bank *bank, int gpio)
{
- _clear_gpio_irqbank(bank, GPIO_BIT(bank, gpio));
+ omap_clear_gpio_irqbank(bank, GPIO_BIT(bank, gpio));
}
-static u32 _get_gpio_irqbank_mask(struct gpio_bank *bank)
+static u32 omap_get_gpio_irqbank_mask(struct gpio_bank *bank)
{
void __iomem *reg = bank->base;
u32 l;
@@ -558,7 +561,7 @@ static u32 _get_gpio_irqbank_mask(struct gpio_bank *bank)
return l;
}
-static void _enable_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
+static void omap_enable_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
{
void __iomem *reg = bank->base;
u32 l;
@@ -580,7 +583,7 @@ static void _enable_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
writel_relaxed(l, reg);
}
-static void _disable_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
+static void omap_disable_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
{
void __iomem *reg = bank->base;
u32 l;
@@ -602,12 +605,13 @@ static void _disable_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
writel_relaxed(l, reg);
}
-static inline void _set_gpio_irqenable(struct gpio_bank *bank, int gpio, int enable)
+static inline void omap_set_gpio_irqenable(struct gpio_bank *bank, int gpio,
+ int enable)
{
if (enable)
- _enable_gpio_irqbank(bank, GPIO_BIT(bank, gpio));
+ omap_enable_gpio_irqbank(bank, GPIO_BIT(bank, gpio));
else
- _disable_gpio_irqbank(bank, GPIO_BIT(bank, gpio));
+ omap_disable_gpio_irqbank(bank, GPIO_BIT(bank, gpio));
}
/*
@@ -618,7 +622,7 @@ static inline void _set_gpio_irqenable(struct gpio_bank *bank, int gpio, int ena
* enabled. When system is suspended, only selected GPIO interrupts need
* to have wake-up enabled.
*/
-static int _set_gpio_wakeup(struct gpio_bank *bank, int gpio, int enable)
+static int omap_set_gpio_wakeup(struct gpio_bank *bank, int gpio, int enable)
{
u32 gpio_bit = GPIO_BIT(bank, gpio);
unsigned long flags;
@@ -641,22 +645,22 @@ static int _set_gpio_wakeup(struct gpio_bank *bank, int gpio, int enable)
return 0;
}
-static void _reset_gpio(struct gpio_bank *bank, int gpio)
+static void omap_reset_gpio(struct gpio_bank *bank, int gpio)
{
- _set_gpio_direction(bank, GPIO_INDEX(bank, gpio), 1);
- _set_gpio_irqenable(bank, gpio, 0);
- _clear_gpio_irqstatus(bank, gpio);
- _set_gpio_triggering(bank, GPIO_INDEX(bank, gpio), IRQ_TYPE_NONE);
- _clear_gpio_debounce(bank, gpio);
+ omap_set_gpio_direction(bank, GPIO_INDEX(bank, gpio), 1);
+ omap_set_gpio_irqenable(bank, gpio, 0);
+ omap_clear_gpio_irqstatus(bank, gpio);
+ omap_set_gpio_triggering(bank, GPIO_INDEX(bank, gpio), IRQ_TYPE_NONE);
+ omap_clear_gpio_debounce(bank, gpio);
}
/* Use disable_irq_wake() and enable_irq_wake() functions from drivers */
-static int gpio_wake_enable(struct irq_data *d, unsigned int enable)
+static int omap_gpio_wake_enable(struct irq_data *d, unsigned int enable)
{
- struct gpio_bank *bank = _irq_data_get_bank(d);
- unsigned int gpio = irq_to_gpio(bank, d->hwirq);
+ struct gpio_bank *bank = omap_irq_data_get_bank(d);
+ unsigned int gpio = omap_irq_to_gpio(bank, d->hwirq);
- return _set_gpio_wakeup(bank, gpio, enable);
+ return omap_set_gpio_wakeup(bank, gpio, enable);
}
static int omap_gpio_request(struct gpio_chip *chip, unsigned offset)
@@ -677,8 +681,8 @@ static int omap_gpio_request(struct gpio_chip *chip, unsigned offset)
* not already been requested.
*/
if (!LINE_USED(bank->irq_usage, offset)) {
- _set_gpio_triggering(bank, offset, IRQ_TYPE_NONE);
- _enable_gpio_module(bank, offset);
+ omap_set_gpio_triggering(bank, offset, IRQ_TYPE_NONE);
+ omap_enable_gpio_module(bank, offset);
}
bank->mod_usage |= BIT(offset);
spin_unlock_irqrestore(&bank->lock, flags);
@@ -693,8 +697,8 @@ static void omap_gpio_free(struct gpio_chip *chip, unsigned offset)
spin_lock_irqsave(&bank->lock, flags);
bank->mod_usage &= ~(BIT(offset));
- _disable_gpio_module(bank, offset);
- _reset_gpio(bank, bank->chip.base + offset);
+ omap_disable_gpio_module(bank, offset);
+ omap_reset_gpio(bank, bank->chip.base + offset);
spin_unlock_irqrestore(&bank->lock, flags);
/*
@@ -714,7 +718,7 @@ static void omap_gpio_free(struct gpio_chip *chip, unsigned offset)
* line's interrupt handler has been run, we may miss some nested
* interrupts.
*/
-static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
+static void omap_gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
{
void __iomem *isr_reg = NULL;
u32 isr;
@@ -737,7 +741,7 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
u32 isr_saved, level_mask = 0;
u32 enabled;
- enabled = _get_gpio_irqbank_mask(bank);
+ enabled = omap_get_gpio_irqbank_mask(bank);
isr_saved = isr = readl_relaxed(isr_reg) & enabled;
if (bank->level_mask)
@@ -746,9 +750,9 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
/* clear edge sensitive interrupts before handler(s) are
called so that we don't miss any interrupt occurred while
executing them */
- _disable_gpio_irqbank(bank, isr_saved & ~level_mask);
- _clear_gpio_irqbank(bank, isr_saved & ~level_mask);
- _enable_gpio_irqbank(bank, isr_saved & ~level_mask);
+ omap_disable_gpio_irqbank(bank, isr_saved & ~level_mask);
+ omap_clear_gpio_irqbank(bank, isr_saved & ~level_mask);
+ omap_enable_gpio_irqbank(bank, isr_saved & ~level_mask);
/* if there is only edge sensitive GPIO pin interrupts
configured, we could unmask GPIO bank interrupt immediately */
@@ -772,7 +776,7 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
* This will be indicated in the bank toggle_mask.
*/
if (bank->toggle_mask & (BIT(bit)))
- _toggle_gpio_edge_triggering(bank, bit);
+ omap_toggle_gpio_edge_triggering(bank, bit);
generic_handle_irq(irq_find_mapping(bank->chip.irqdomain,
bit));
@@ -788,18 +792,18 @@ exit:
pm_runtime_put(bank->dev);
}
-static void gpio_irq_shutdown(struct irq_data *d)
+static void omap_gpio_irq_shutdown(struct irq_data *d)
{
- struct gpio_bank *bank = _irq_data_get_bank(d);
- unsigned int gpio = irq_to_gpio(bank, d->hwirq);
+ struct gpio_bank *bank = omap_irq_data_get_bank(d);
+ unsigned int gpio = omap_irq_to_gpio(bank, d->hwirq);
unsigned long flags;
unsigned offset = GPIO_INDEX(bank, gpio);
spin_lock_irqsave(&bank->lock, flags);
gpio_unlock_as_irq(&bank->chip, offset);
bank->irq_usage &= ~(BIT(offset));
- _disable_gpio_module(bank, offset);
- _reset_gpio(bank, gpio);
+ omap_disable_gpio_module(bank, offset);
+ omap_reset_gpio(bank, gpio);
spin_unlock_irqrestore(&bank->lock, flags);
/*
@@ -810,57 +814,57 @@ static void gpio_irq_shutdown(struct irq_data *d)
pm_runtime_put(bank->dev);
}
-static void gpio_ack_irq(struct irq_data *d)
+static void omap_gpio_ack_irq(struct irq_data *d)
{
- struct gpio_bank *bank = _irq_data_get_bank(d);
- unsigned int gpio = irq_to_gpio(bank, d->hwirq);
+ struct gpio_bank *bank = omap_irq_data_get_bank(d);
+ unsigned int gpio = omap_irq_to_gpio(bank, d->hwirq);
- _clear_gpio_irqstatus(bank, gpio);
+ omap_clear_gpio_irqstatus(bank, gpio);
}
-static void gpio_mask_irq(struct irq_data *d)
+static void omap_gpio_mask_irq(struct irq_data *d)
{
- struct gpio_bank *bank = _irq_data_get_bank(d);
- unsigned int gpio = irq_to_gpio(bank, d->hwirq);
+ struct gpio_bank *bank = omap_irq_data_get_bank(d);
+ unsigned int gpio = omap_irq_to_gpio(bank, d->hwirq);
unsigned long flags;
spin_lock_irqsave(&bank->lock, flags);
- _set_gpio_irqenable(bank, gpio, 0);
- _set_gpio_triggering(bank, GPIO_INDEX(bank, gpio), IRQ_TYPE_NONE);
+ omap_set_gpio_irqenable(bank, gpio, 0);
+ omap_set_gpio_triggering(bank, GPIO_INDEX(bank, gpio), IRQ_TYPE_NONE);
spin_unlock_irqrestore(&bank->lock, flags);
}
-static void gpio_unmask_irq(struct irq_data *d)
+static void omap_gpio_unmask_irq(struct irq_data *d)
{
- struct gpio_bank *bank = _irq_data_get_bank(d);
- unsigned int gpio = irq_to_gpio(bank, d->hwirq);
+ struct gpio_bank *bank = omap_irq_data_get_bank(d);
+ unsigned int gpio = omap_irq_to_gpio(bank, d->hwirq);
unsigned int irq_mask = GPIO_BIT(bank, gpio);
u32 trigger = irqd_get_trigger_type(d);
unsigned long flags;
spin_lock_irqsave(&bank->lock, flags);
if (trigger)
- _set_gpio_triggering(bank, GPIO_INDEX(bank, gpio), trigger);
+ omap_set_gpio_triggering(bank, GPIO_INDEX(bank, gpio), trigger);
/* For level-triggered GPIOs, the clearing must be done after
* the HW source is cleared, thus after the handler has run */
if (bank->level_mask & irq_mask) {
- _set_gpio_irqenable(bank, gpio, 0);
- _clear_gpio_irqstatus(bank, gpio);
+ omap_set_gpio_irqenable(bank, gpio, 0);
+ omap_clear_gpio_irqstatus(bank, gpio);
}
- _set_gpio_irqenable(bank, gpio, 1);
+ omap_set_gpio_irqenable(bank, gpio, 1);
spin_unlock_irqrestore(&bank->lock, flags);
}
static struct irq_chip gpio_irq_chip = {
.name = "GPIO",
- .irq_shutdown = gpio_irq_shutdown,
- .irq_ack = gpio_ack_irq,
- .irq_mask = gpio_mask_irq,
- .irq_unmask = gpio_unmask_irq,
- .irq_set_type = gpio_irq_type,
- .irq_set_wake = gpio_wake_enable,
+ .irq_shutdown = omap_gpio_irq_shutdown,
+ .irq_ack = omap_gpio_ack_irq,
+ .irq_mask = omap_gpio_mask_irq,
+ .irq_unmask = omap_gpio_unmask_irq,
+ .irq_set_type = omap_gpio_irq_type,
+ .irq_set_wake = omap_gpio_wake_enable,
};
/*---------------------------------------------------------------------*/
@@ -917,7 +921,7 @@ static struct platform_device omap_mpuio_device = {
/* could list the /proc/iomem resources */
};
-static inline void mpuio_init(struct gpio_bank *bank)
+static inline void omap_mpuio_init(struct gpio_bank *bank)
{
platform_set_drvdata(&omap_mpuio_device, bank);
@@ -927,7 +931,7 @@ static inline void mpuio_init(struct gpio_bank *bank)
/*---------------------------------------------------------------------*/
-static int gpio_get_direction(struct gpio_chip *chip, unsigned offset)
+static int omap_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
{
struct gpio_bank *bank;
unsigned long flags;
@@ -942,19 +946,19 @@ static int gpio_get_direction(struct gpio_chip *chip, unsigned offset)
return dir;
}
-static int gpio_input(struct gpio_chip *chip, unsigned offset)
+static int omap_gpio_input(struct gpio_chip *chip, unsigned offset)
{
struct gpio_bank *bank;
unsigned long flags;
bank = container_of(chip, struct gpio_bank, chip);
spin_lock_irqsave(&bank->lock, flags);
- _set_gpio_direction(bank, offset, 1);
+ omap_set_gpio_direction(bank, offset, 1);
spin_unlock_irqrestore(&bank->lock, flags);
return 0;
}
-static int gpio_get(struct gpio_chip *chip, unsigned offset)
+static int omap_gpio_get(struct gpio_chip *chip, unsigned offset)
{
struct gpio_bank *bank;
u32 mask;
@@ -962,13 +966,13 @@ static int gpio_get(struct gpio_chip *chip, unsigned offset)
bank = container_of(chip, struct gpio_bank, chip);
mask = (BIT(offset));
- if (gpio_is_input(bank, mask))
- return _get_gpio_datain(bank, offset);
+ if (omap_gpio_is_input(bank, mask))
+ return omap_get_gpio_datain(bank, offset);
else
- return _get_gpio_dataout(bank, offset);
+ return omap_get_gpio_dataout(bank, offset);
}
-static int gpio_output(struct gpio_chip *chip, unsigned offset, int value)
+static int omap_gpio_output(struct gpio_chip *chip, unsigned offset, int value)
{
struct gpio_bank *bank;
unsigned long flags;
@@ -976,13 +980,13 @@ static int gpio_output(struct gpio_chip *chip, unsigned offset, int value)
bank = container_of(chip, struct gpio_bank, chip);
spin_lock_irqsave(&bank->lock, flags);
bank->set_dataout(bank, offset, value);
- _set_gpio_direction(bank, offset, 0);
+ omap_set_gpio_direction(bank, offset, 0);
spin_unlock_irqrestore(&bank->lock, flags);
return 0;
}
-static int gpio_debounce(struct gpio_chip *chip, unsigned offset,
- unsigned debounce)
+static int omap_gpio_debounce(struct gpio_chip *chip, unsigned offset,
+ unsigned debounce)
{
struct gpio_bank *bank;
unsigned long flags;
@@ -990,13 +994,13 @@ static int gpio_debounce(struct gpio_chip *chip, unsigned offset,
bank = container_of(chip, struct gpio_bank, chip);
spin_lock_irqsave(&bank->lock, flags);
- _set_gpio_debounce(bank, offset, debounce);
+ omap2_set_gpio_debounce(bank, offset, debounce);
spin_unlock_irqrestore(&bank->lock, flags);
return 0;
}
-static void gpio_set(struct gpio_chip *chip, unsigned offset, int value)
+static void omap_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
{
struct gpio_bank *bank;
unsigned long flags;
@@ -1037,8 +1041,10 @@ static void omap_gpio_mod_init(struct gpio_bank *bank)
return;
}
- _gpio_rmw(base, bank->regs->irqenable, l, bank->regs->irqenable_inv);
- _gpio_rmw(base, bank->regs->irqstatus, l, !bank->regs->irqenable_inv);
+ omap_gpio_rmw(base, bank->regs->irqenable, l,
+ bank->regs->irqenable_inv);
+ omap_gpio_rmw(base, bank->regs->irqstatus, l,
+ !bank->regs->irqenable_inv);
if (bank->regs->debounce_en)
writel_relaxed(0, base + bank->regs->debounce_en);
@@ -1072,10 +1078,10 @@ omap_mpuio_alloc_gc(struct gpio_bank *bank, unsigned int irq_start,
/* NOTE: No ack required, reading IRQ status clears it. */
ct->chip.irq_mask = irq_gc_mask_set_bit;
ct->chip.irq_unmask = irq_gc_mask_clr_bit;
- ct->chip.irq_set_type = gpio_irq_type;
+ ct->chip.irq_set_type = omap_gpio_irq_type;
if (bank->regs->wkup_en)
- ct->chip.irq_set_wake = gpio_wake_enable;
+ ct->chip.irq_set_wake = omap_gpio_wake_enable;
ct->regs.mask = OMAP_MPUIO_GPIO_INT / bank->stride;
irq_setup_generic_chip(gc, IRQ_MSK(num), IRQ_GC_INIT_MASK_CACHE,
@@ -1095,12 +1101,12 @@ static int omap_gpio_chip_init(struct gpio_bank *bank)
*/
bank->chip.request = omap_gpio_request;
bank->chip.free = omap_gpio_free;
- bank->chip.get_direction = gpio_get_direction;
- bank->chip.direction_input = gpio_input;
- bank->chip.get = gpio_get;
- bank->chip.direction_output = gpio_output;
- bank->chip.set_debounce = gpio_debounce;
- bank->chip.set = gpio_set;
+ bank->chip.get_direction = omap_gpio_get_direction;
+ bank->chip.direction_input = omap_gpio_input;
+ bank->chip.get = omap_gpio_get;
+ bank->chip.direction_output = omap_gpio_output;
+ bank->chip.set_debounce = omap_gpio_debounce;
+ bank->chip.set = omap_gpio_set;
if (bank->is_mpuio) {
bank->chip.label = "mpuio";
if (bank->regs->wkup_en)
@@ -1132,7 +1138,7 @@ static int omap_gpio_chip_init(struct gpio_bank *bank)
#endif
ret = gpiochip_irqchip_add(&bank->chip, &gpio_irq_chip,
- irq_base, gpio_irq_handler,
+ irq_base, omap_gpio_irq_handler,
IRQ_TYPE_NONE);
if (ret) {
@@ -1142,7 +1148,7 @@ static int omap_gpio_chip_init(struct gpio_bank *bank)
}
gpiochip_set_chained_irqchip(&bank->chip, &gpio_irq_chip,
- bank->irq, gpio_irq_handler);
+ bank->irq, omap_gpio_irq_handler);
for (j = 0; j < bank->width; j++) {
int irq = irq_find_mapping(bank->chip.irqdomain, j);
@@ -1210,9 +1216,9 @@ static int omap_gpio_probe(struct platform_device *pdev)
}
if (bank->regs->set_dataout && bank->regs->clr_dataout)
- bank->set_dataout = _set_gpio_dataout_reg;
+ bank->set_dataout = omap_set_gpio_dataout_reg;
else
- bank->set_dataout = _set_gpio_dataout_mask;
+ bank->set_dataout = omap_set_gpio_dataout_mask;
spin_lock_init(&bank->lock);
@@ -1231,7 +1237,7 @@ static int omap_gpio_probe(struct platform_device *pdev)
pm_runtime_get_sync(bank->dev);
if (bank->is_mpuio)
- mpuio_init(bank);
+ omap_mpuio_init(bank);
omap_gpio_mod_init(bank);
@@ -1313,7 +1319,7 @@ update_gpio_context_count:
bank->context_loss_count =
bank->get_context_loss_count(bank->dev);
- _gpio_dbck_disable(bank);
+ omap_gpio_dbck_disable(bank);
spin_unlock_irqrestore(&bank->lock, flags);
return 0;
@@ -1344,7 +1350,7 @@ static int omap_gpio_runtime_resume(struct device *dev)
bank->get_context_loss_count(bank->dev);
}
- _gpio_dbck_enable(bank);
+ omap_gpio_dbck_enable(bank);
/*
* In ->runtime_suspend(), level-triggered, wakeup-enabled
--
2.0.0.rc2
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
