gpiolib / ACPI: move acpi_gpiochip_free_interrupts next to the request function
It makes more sense to have these functions close to each other. No functional changes. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Коммит
70b5341138
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@ -194,6 +194,44 @@ void acpi_gpiochip_request_interrupts(struct gpio_chip *chip)
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}
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EXPORT_SYMBOL(acpi_gpiochip_request_interrupts);
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/**
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* acpi_gpiochip_free_interrupts() - Free GPIO _EVT ACPI event interrupts.
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* @chip: gpio chip
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*
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* Free interrupts associated with the _EVT method for the given GPIO chip.
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*
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* The remaining ACPI event interrupts associated with the chip are freed
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* automatically.
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*/
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void acpi_gpiochip_free_interrupts(struct gpio_chip *chip)
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{
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acpi_handle handle;
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acpi_status status;
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struct list_head *evt_pins;
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struct acpi_gpio_evt_pin *evt_pin, *ep;
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if (!chip->dev || !chip->to_irq)
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return;
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handle = ACPI_HANDLE(chip->dev);
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if (!handle)
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return;
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status = acpi_get_data(handle, acpi_gpio_evt_dh, (void **)&evt_pins);
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if (ACPI_FAILURE(status))
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return;
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list_for_each_entry_safe_reverse(evt_pin, ep, evt_pins, node) {
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devm_free_irq(chip->dev, evt_pin->irq, evt_pin);
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list_del(&evt_pin->node);
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kfree(evt_pin);
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}
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acpi_detach_data(handle, acpi_gpio_evt_dh);
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kfree(evt_pins);
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}
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EXPORT_SYMBOL(acpi_gpiochip_free_interrupts);
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struct acpi_gpio_lookup {
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struct acpi_gpio_info info;
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int index;
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@ -271,41 +309,3 @@ int acpi_get_gpio_by_index(struct device *dev, int index,
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return lookup.gpio;
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}
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EXPORT_SYMBOL_GPL(acpi_get_gpio_by_index);
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/**
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* acpi_gpiochip_free_interrupts() - Free GPIO _EVT ACPI event interrupts.
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* @chip: gpio chip
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*
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* Free interrupts associated with the _EVT method for the given GPIO chip.
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*
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* The remaining ACPI event interrupts associated with the chip are freed
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* automatically.
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*/
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void acpi_gpiochip_free_interrupts(struct gpio_chip *chip)
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{
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acpi_handle handle;
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acpi_status status;
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struct list_head *evt_pins;
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struct acpi_gpio_evt_pin *evt_pin, *ep;
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if (!chip->dev || !chip->to_irq)
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return;
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handle = ACPI_HANDLE(chip->dev);
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if (!handle)
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return;
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status = acpi_get_data(handle, acpi_gpio_evt_dh, (void **)&evt_pins);
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if (ACPI_FAILURE(status))
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return;
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list_for_each_entry_safe_reverse(evt_pin, ep, evt_pins, node) {
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devm_free_irq(chip->dev, evt_pin->irq, evt_pin);
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list_del(&evt_pin->node);
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kfree(evt_pin);
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}
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acpi_detach_data(handle, acpi_gpio_evt_dh);
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kfree(evt_pins);
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}
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EXPORT_SYMBOL(acpi_gpiochip_free_interrupts);
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