linux/drivers/video/fbdev/nvidia/nv_i2c.c

/*
 * linux/drivers/video/nvidia/nvidia-i2c.c - nVidia i2c
 *
 * Copyright 2004 Antonino A. Daplas <adaplas @pol.net>
 *
 * Based on rivafb-i2c.c
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file COPYING in the main directory of this archive
 * for more details.
 */

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/gfp.h>
#include <linux/pci.h>
#include <linux/fb.h>

#include <asm/io.h>

#include "nv_type.h"
#include "nv_local.h"
#include "nv_proto.h"

#include "../edid.h"

static void nvidia_gpio_setscl(void *data, int state)
{ … }

static void nvidia_gpio_setsda(void *data, int state)
{ … }

static int nvidia_gpio_getscl(void *data)
{ … }

static int nvidia_gpio_getsda(void *data)
{ … }

static int nvidia_setup_i2c_bus(struct nvidia_i2c_chan *chan, const char *name,
				unsigned int i2c_class)
{ … }

void nvidia_create_i2c_busses(struct nvidia_par *par)
{ … }

void nvidia_delete_i2c_busses(struct nvidia_par *par)
{ … }

int nvidia_probe_i2c_connector(struct fb_info *info, int conn, u8 **out_edid)
{ … }