/*
 * Driver for the NXP ISP1761 device controller
 *
 * Copyright 2014 Ideas on Board Oy
 *
 * Contacts:
 *	Laurent Pinchart <laurent.pinchart@ideasonboard.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 */

#ifndef _ISP1760_UDC_H_
#define _ISP1760_UDC_H_

#include <linux/ioport.h>
#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/timer.h>
#include <linux/usb/gadget.h>

struct isp1760_device;
struct isp1760_udc;

enum isp1760_ctrl_state {
	ISP1760_CTRL_SETUP,		/* Waiting for a SETUP transaction */
	ISP1760_CTRL_DATA_IN,		/* Setup received, data IN stage */
	ISP1760_CTRL_DATA_OUT,		/* Setup received, data OUT stage */
	ISP1760_CTRL_STATUS,		/* 0-length request in status stage */
};

struct isp1760_ep {
	struct isp1760_udc *udc;
	struct usb_ep ep;

	struct list_head queue;

	unsigned int addr;
	unsigned int maxpacket;
	char name[7];

	const struct usb_endpoint_descriptor *desc;

	bool rx_pending;
	bool halted;
	bool wedged;
};

/**
 * struct isp1760_udc - UDC state information
 * irq: IRQ number
 * irqname: IRQ name (as passed to request_irq)
 * regs: Base address of the UDC registers
 * driver: Gadget driver
 * gadget: Gadget device
 * lock: Protects driver, vbus_timer, ep, ep0_*, DC_EPINDEX register
 * ep: Array of endpoints
 * ep0_state: Control request state for endpoint 0
 * ep0_dir: Direction of the current control request
 * ep0_length: Length of the current control request
 * connected: Tracks gadget driver bus connection state
 */
struct isp1760_udc {
#ifdef CONFIG_USB_ISP1761_UDC
	struct isp1760_device *isp;

	int irq;
	char *irqname;
	void __iomem *regs;

	struct usb_gadget_driver *driver;
	struct usb_gadget gadget;

	spinlock_t lock;
	struct timer_list vbus_timer;

	struct isp1760_ep ep[15];

	enum isp1760_ctrl_state ep0_state;
	u8 ep0_dir;
	u16 ep0_length;

	bool connected;

	unsigned int devstatus;
#endif
};

#ifdef CONFIG_USB_ISP1761_UDC
int isp1760_udc_register(struct isp1760_device *isp, int irq,
			 unsigned long irqflags);
void isp1760_udc_unregister(struct isp1760_device *isp);
#else
static inline int isp1760_udc_register(struct isp1760_device *isp, int irq,
				       unsigned long irqflags)
{
	return 0;
}

static inline void isp1760_udc_unregister(struct isp1760_device *isp)
{
}
#endif

#endif
e='author'>author</option>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=f2557779e1a9cfbf69c99b74da26cc1b2b10e752'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers?id=f2557779e1a9cfbf69c99b74da26cc1b2b10e752'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb?id=f2557779e1a9cfbf69c99b74da26cc1b2b10e752'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget?id=f2557779e1a9cfbf69c99b74da26cc1b2b10e752'>gadget</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget/legacy?id=f2557779e1a9cfbf69c99b74da26cc1b2b10e752'>legacy</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget/legacy/nokia.c?id=f2557779e1a9cfbf69c99b74da26cc1b2b10e752'>nokia.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget/legacy/nokia.c?id=f2557779e1a9cfbf69c99b74da26cc1b2b10e752&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
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<tr><th>author</th><td>Laxman Dewangan &lt;ldewangan@nvidia.com&gt;</td><td class='right'>2016-03-13 18:46:57 +0530</td></tr>
<tr><th>committer</th><td>Mark Brown &lt;broonie@kernel.org&gt;</td><td class='right'>2016-05-30 16:29:34 +0100</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/net/irda/ircomm_event.h?id=f5a6d3516362f85d6a07e930bc10cd4b59f306c7'>f5a6d3516362f85d6a07e930bc10cd4b59f306c7</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/net/irda/ircomm_event.h?id=f5a6d3516362f85d6a07e930bc10cd4b59f306c7'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=f5a6d3516362f85d6a07e930bc10cd4b59f306c7'>7c9d79b686aedd9a8e1836bfd9e81cc2efcf7a8f</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/net/irda/ircomm_event.h?id=f5a6d3516362f85d6a07e930bc10cd4b59f306c7'>include/net/irda/ircomm_event.h</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/net/irda/ircomm_event.h?id=1a695a905c18548062509178b98bc91e67510864'>1a695a905c18548062509178b98bc91e67510864</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/net/irda/ircomm_event.h?id=f5a6d3516362f85d6a07e930bc10cd4b59f306c7&amp;id2=1a695a905c18548062509178b98bc91e67510864'>diff</a>)</td></tr></table>
<div class='commit-subject'>regulator: fixed: Remove workaround to handle of_get_named_gpio() return</div><div class='commit-msg'>The GPIO interface of_get_named_gpio() has implemented the proper
error returns even EPROBE_DEFER and hence caller need not to
implement any workaround for translating the returned error.

Remove the workaround implemented to handle the return of
of_get_named_gpio().

Signed-off-by: Laxman Dewangan &lt;ldewangan@nvidia.com&gt;
Signed-off-by: Mark Brown &lt;broonie@kernel.org&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=f5a6d3516362f85d6a07e930bc10cd4b59f306c7'>Diffstat</a> (limited to 'include/net/irda/ircomm_event.h')</div><table summary='diffstat' class='diffstat'>