lkml.org 
[lkml]   [2016]   [Mar]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] gpio: omap: drop dev field from gpio_bank structure
Date
GPIO chip structure already has "parent" field which is used for the
same purpose as "dev" field in gpio_bank structure - store pointer on
GPIO device.

Hence, drop duplicated "dev" field from gpio_bank structure.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
---
drivers/gpio/gpio-omap.c | 57 ++++++++++++++++++++++++------------------------
1 file changed, 29 insertions(+), 28 deletions(-)

diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index 189f672..551dfa9 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -66,7 +66,6 @@ struct gpio_bank {
u32 irq_usage;
u32 dbck_enable_mask;
bool dbck_enabled;
- struct device *dev;
bool is_mpuio;
bool dbck_flag;
bool loses_context;
@@ -627,7 +626,7 @@ static int omap_set_gpio_wakeup(struct gpio_bank *bank, unsigned offset,
unsigned long flags;

if (bank->non_wakeup_gpios & gpio_bit) {
- dev_err(bank->dev,
+ dev_err(bank->chip.parent,
"Unable to modify wakeup on non-wakeup GPIO%d\n",
offset);
return -EINVAL;
@@ -669,7 +668,7 @@ static int omap_gpio_request(struct gpio_chip *chip, unsigned offset)
* enable the bank module.
*/
if (!BANK_USED(bank))
- pm_runtime_get_sync(bank->dev);
+ pm_runtime_get_sync(chip->parent);

raw_spin_lock_irqsave(&bank->lock, flags);
omap_enable_gpio_module(bank, offset);
@@ -698,7 +697,7 @@ static void omap_gpio_free(struct gpio_chip *chip, unsigned offset)
* disable the bank module.
*/
if (!BANK_USED(bank))
- pm_runtime_put(bank->dev);
+ pm_runtime_put(chip->parent);
}

/*
@@ -723,7 +722,7 @@ static irqreturn_t omap_gpio_irq_handler(int irq, void *gpiobank)
if (WARN_ON(!isr_reg))
goto exit;

- pm_runtime_get_sync(bank->dev);
+ pm_runtime_get_sync(bank->chip.parent);

while (1) {
u32 isr_saved, level_mask = 0;
@@ -776,7 +775,7 @@ static irqreturn_t omap_gpio_irq_handler(int irq, void *gpiobank)
}
}
exit:
- pm_runtime_put(bank->dev);
+ pm_runtime_put(bank->chip.parent);
return IRQ_HANDLED;
}

@@ -826,7 +825,7 @@ static void omap_gpio_irq_bus_lock(struct irq_data *data)
struct gpio_bank *bank = omap_irq_data_get_bank(data);

if (!BANK_USED(bank))
- pm_runtime_get_sync(bank->dev);
+ pm_runtime_get_sync(bank->chip.parent);
}

static void gpio_irq_bus_sync_unlock(struct irq_data *data)
@@ -838,7 +837,7 @@ static void gpio_irq_bus_sync_unlock(struct irq_data *data)
* disable the bank module.
*/
if (!BANK_USED(bank))
- pm_runtime_put(bank->dev);
+ pm_runtime_put(bank->chip.parent);
}

static void omap_gpio_ack_irq(struct irq_data *d)
@@ -1100,7 +1099,8 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc)

ret = gpiochip_add_data(&bank->chip, bank);
if (ret) {
- dev_err(bank->dev, "Could not register gpio chip %d\n", ret);
+ dev_err(bank->chip.parent,
+ "Could not register gpio chip %d\n", ret);
return ret;
}

@@ -1114,7 +1114,7 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc)
*/
irq_base = irq_alloc_descs(-1, 0, bank->width, 0);
if (irq_base < 0) {
- dev_err(bank->dev, "Couldn't allocate IRQ numbers\n");
+ dev_err(bank->chip.parent, "Couldn't allocate IRQ numbers\n");
return -ENODEV;
}
#endif
@@ -1131,15 +1131,17 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc)
IRQ_TYPE_NONE);

if (ret) {
- dev_err(bank->dev, "Couldn't add irqchip to gpiochip %d\n", ret);
+ dev_err(bank->chip.parent,
+ "Couldn't add irqchip to gpiochip %d\n", ret);
gpiochip_remove(&bank->chip);
return -ENODEV;
}

gpiochip_set_chained_irqchip(&bank->chip, irqc, bank->irq, NULL);

- ret = devm_request_irq(bank->dev, bank->irq, omap_gpio_irq_handler,
- 0, dev_name(bank->dev), bank);
+ ret = devm_request_irq(bank->chip.parent, bank->irq,
+ omap_gpio_irq_handler,
+ 0, dev_name(bank->chip.parent), bank);
if (ret)
gpiochip_remove(&bank->chip);

@@ -1196,7 +1198,6 @@ static int omap_gpio_probe(struct platform_device *pdev)
return bank->irq;
}

- bank->dev = dev;
bank->chip.parent = dev;
bank->chip.owner = THIS_MODULE;
bank->dbck_flag = pdata->dbck_flag;
@@ -1235,9 +1236,9 @@ static int omap_gpio_probe(struct platform_device *pdev)
}

if (bank->dbck_flag) {
- bank->dbck = devm_clk_get(bank->dev, "dbclk");
+ bank->dbck = devm_clk_get(dev, "dbclk");
if (IS_ERR(bank->dbck)) {
- dev_err(bank->dev,
+ dev_err(dev,
"Could not get gpio dbck. Disable debounce\n");
bank->dbck_flag = false;
} else {
@@ -1247,9 +1248,9 @@ static int omap_gpio_probe(struct platform_device *pdev)

platform_set_drvdata(pdev, bank);

- pm_runtime_enable(bank->dev);
- pm_runtime_irq_safe(bank->dev);
- pm_runtime_get_sync(bank->dev);
+ pm_runtime_enable(dev);
+ pm_runtime_irq_safe(dev);
+ pm_runtime_get_sync(dev);

if (bank->is_mpuio)
omap_mpuio_init(bank);
@@ -1258,14 +1259,14 @@ static int omap_gpio_probe(struct platform_device *pdev)

ret = omap_gpio_chip_init(bank, irqc);
if (ret) {
- pm_runtime_put_sync(bank->dev);
- pm_runtime_disable(bank->dev);
+ pm_runtime_put_sync(dev);
+ pm_runtime_disable(dev);
return ret;
}

omap_gpio_show_rev(bank);

- pm_runtime_put(bank->dev);
+ pm_runtime_put(dev);

list_add_tail(&bank->node, &omap_gpio_list);

@@ -1278,7 +1279,7 @@ static int omap_gpio_remove(struct platform_device *pdev)

list_del(&bank->node);
gpiochip_remove(&bank->chip);
- pm_runtime_disable(bank->dev);
+ pm_runtime_disable(&pdev->dev);
if (bank->dbck_flag)
clk_unprepare(bank->dbck);

@@ -1348,7 +1349,7 @@ static int omap_gpio_runtime_suspend(struct device *dev)
update_gpio_context_count:
if (bank->get_context_loss_count)
bank->context_loss_count =
- bank->get_context_loss_count(bank->dev);
+ bank->get_context_loss_count(dev);

omap_gpio_dbck_disable(bank);
raw_spin_unlock_irqrestore(&bank->lock, flags);
@@ -1378,7 +1379,7 @@ static int omap_gpio_runtime_resume(struct device *dev)

if (bank->get_context_loss_count)
bank->context_loss_count =
- bank->get_context_loss_count(bank->dev);
+ bank->get_context_loss_count(dev);
}

omap_gpio_dbck_enable(bank);
@@ -1398,7 +1399,7 @@ static int omap_gpio_runtime_resume(struct device *dev)
if (!bank->get_context_loss_count) {
omap_gpio_restore_context(bank);
} else {
- c = bank->get_context_loss_count(bank->dev);
+ c = bank->get_context_loss_count(dev);
if (c != bank->context_loss_count) {
omap_gpio_restore_context(bank);
} else {
@@ -1481,7 +1482,7 @@ void omap2_gpio_prepare_for_idle(int pwr_mode)

bank->power_mode = pwr_mode;

- pm_runtime_put_sync_suspend(bank->dev);
+ pm_runtime_put_sync_suspend(bank->chip.parent);
}
}

@@ -1493,7 +1494,7 @@ void omap2_gpio_resume_after_idle(void)
if (!BANK_USED(bank) || !bank->loses_context)
continue;

- pm_runtime_get_sync(bank->dev);
+ pm_runtime_get_sync(bank->chip.parent);
}
}
#endif
--
2.7.2
\
 
 \ /
  Last update: 2016-03-04 17:01    [W:0.061 / U:0.184 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site