#ifndef _ASM_GENERIC_GPIO_H
#define _ASM_GENERIC_GPIO_H

#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/of.h>

#ifdef CONFIG_GPIOLIB

#include <linux/compiler.h>
#include <linux/gpio/driver.h>
#include <linux/gpio/consumer.h>

/* Platforms may implement their GPIO interface with library code,
 * at a small performance cost for non-inlined operations and some
 * extra memory (for code and for per-GPIO table entries).
 *
 * While the GPIO programming interface defines valid GPIO numbers
 * to be in the range 0..MAX_INT, this library restricts them to the
 * smaller range 0..ARCH_NR_GPIOS-1.
 *
 * ARCH_NR_GPIOS is somewhat arbitrary; it usually reflects the sum of
 * builtin/SoC GPIOs plus a number of GPIOs on expanders; the latter is
 * actually an estimate of a board-specific value.
 */

#ifndef ARCH_NR_GPIOS
#if defined(CONFIG_ARCH_NR_GPIO) && CONFIG_ARCH_NR_GPIO > 0
#define ARCH_NR_GPIOS CONFIG_ARCH_NR_GPIO
#else
#define ARCH_NR_GPIOS		512
#endif
#endif

/*
 * "valid" GPIO numbers are nonnegative and may be passed to
 * setup routines like gpio_request().  only some valid numbers
 * can successfully be requested and used.
 *
 * Invalid GPIO numbers are useful for indicating no-such-GPIO in
 * platform data and other tables.
 */

static inline bool gpio_is_valid(int number)
{
	return number >= 0 && number < ARCH_NR_GPIOS;
}

struct device;
struct gpio;
struct seq_file;
struct module;
struct device_node;
struct gpio_desc;

/* caller holds gpio_lock *OR* gpio is marked as requested */
static inline struct gpio_chip *gpio_to_chip(unsigned gpio)
{
	return gpiod_to_chip(gpio_to_desc(gpio));
}

/* Always use the library code for GPIO management calls,
 * or when sleeping may be involved.
 */
extern int gpio_request(unsigned gpio, const char *label);
extern void gpio_free(unsigned gpio);

static inline int gpio_direction_input(unsigned gpio)
{
	return gpiod_direction_input(gpio_to_desc(gpio));
}
static inline int gpio_direction_output(unsigned gpio, int value)
{
	return gpiod_direction_output_raw(gpio_to_desc(gpio), value);
}

static inline int gpio_set_debounce(unsigned gpio, unsigned debounce)
{
	return gpiod_set_debounce(gpio_to_desc(gpio), debounce);
}

static inline int gpio_get_value_cansleep(unsigned gpio)
{
	return gpiod_get_raw_value_cansleep(gpio_to_desc(gpio));
}
static inline void gpio_set_value_cansleep(unsigned gpio, int value)
{
	return gpiod_set_raw_value_cansleep(gpio_to_desc(gpio), value);
}


/* A platform's <asm/gpio.h> code may want to inline the I/O calls when
 * the GPIO is constant and refers to some always-present controller,
 * giving direct access to chip registers and tight bitbanging loops.
 */
static inline int __gpio_get_value(unsigned gpio)
{
	return gpiod_get_raw_value(gpio_to_desc(gpio));
}
static inline void __gpio_set_value(unsigned gpio, int value)
{
	return gpiod_set_raw_value(gpio_to_desc(gpio), value);
}

static inline int __gpio_cansleep(unsigned gpio)
{
	return gpiod_cansleep(gpio_to_desc(gpio));
}

static inline int __gpio_to_irq(unsigned gpio)
{
	return gpiod_to_irq(gpio_to_desc(gpio));
}

extern int gpio_request_one(unsigned gpio, unsigned long flags, const char *label);
extern int gpio_request_array(const struct gpio *array, size_t num);
extern void gpio_free_array(const struct gpio *array, size_t num);

/*
 * A sysfs interface can be exported by individual drivers if they want,
 * but more typically is configured entirely from userspace.
 */
static inline int gpio_export(unsigned gpio, bool direction_may_change)
{
	return gpiod_export(gpio_to_desc(gpio), direction_may_change);
}

static inline int gpio_export_link(struct device *dev, const char *name,
				   unsigned gpio)
{
	return gpiod_export_link(dev, name, gpio_to_desc(gpio));
}

static inline void gpio_unexport(unsigned gpio)
{
	gpiod_unexport(gpio_to_desc(gpio));
}

#else	/* !CONFIG_GPIOLIB */

static inline bool gpio_is_valid(int number)
{
	/* only non-negative numbers are valid */
	return number >= 0;
}

/* platforms that don't directly support access to GPIOs through I2C, SPI,
 * or other blocking infrastructure can use these wrappers.
 */

static inline int gpio_cansleep(unsigned gpio)
{
	return 0;
}

static inline int gpio_get_value_cansleep(unsigned gpio)
{
	might_sleep();
	return __gpio_get_value(gpio);
}

static inline void gpio_set_value_cansleep(unsigned gpio, int value)
{
	might_sleep();
	__gpio_set_value(gpio, value);
}

#endif /* !CONFIG_GPIOLIB */

#endif /* _ASM_GENERIC_GPIO_H */
</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;</td><td class='right'>2017-01-27 16:01:52 +0100</td></tr>
<tr><th>committer</th><td>Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;</td><td class='right'>2017-01-27 16:01:52 +0100</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/serial/sierra.c?h=nds-private-remove&amp;id=a3683e0c1410c5c8136a7a93b0336ce88d3b893a'>a3683e0c1410c5c8136a7a93b0336ce88d3b893a</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers/usb/serial/sierra.c?id=a3683e0c1410c5c8136a7a93b0336ce88d3b893a'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove&amp;id=a3683e0c1410c5c8136a7a93b0336ce88d3b893a'>c022266622274ad38111664c23b5608b53bfe58e</a> /<a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/serial/sierra.c?h=nds-private-remove&amp;id=a3683e0c1410c5c8136a7a93b0336ce88d3b893a'>drivers/usb/serial/sierra.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/serial/sierra.c?h=nds-private-remove&amp;id=83e526f2a2fa4b2e82b6bd3ddbb26b70acfa8947'>83e526f2a2fa4b2e82b6bd3ddbb26b70acfa8947</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/serial/sierra.c?h=nds-private-remove&amp;id=a3683e0c1410c5c8136a7a93b0336ce88d3b893a&amp;id2=83e526f2a2fa4b2e82b6bd3ddbb26b70acfa8947'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/serial/sierra.c?h=nds-private-remove&amp;id=5d03a2fd2292e71936c4235885c35ccc3c94695b'>5d03a2fd2292e71936c4235885c35ccc3c94695b</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/serial/sierra.c?h=nds-private-remove&amp;id=a3683e0c1410c5c8136a7a93b0336ce88d3b893a&amp;id2=5d03a2fd2292e71936c4235885c35ccc3c94695b'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge tag 'usb-serial-4.10-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-linus</div><div class='commit-msg'>Johan writes:

USB-serial fixes for v4.10-rc6

Just a couple of new device ids.

Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=a3683e0c1410c5c8136a7a93b0336ce88d3b893a'>Diffstat</a> (limited to 'drivers/usb/serial/sierra.c')</div><table summary='diffstat' class='diffstat'>