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Diffstat (limited to 'nuttx/drivers/power/battery.c')
-rw-r--r--nuttx/drivers/power/battery.c254
1 files changed, 0 insertions, 254 deletions
diff --git a/nuttx/drivers/power/battery.c b/nuttx/drivers/power/battery.c
deleted file mode 100644
index 698e5571b..000000000
--- a/nuttx/drivers/power/battery.c
+++ /dev/null
@@ -1,254 +0,0 @@
-/****************************************************************************
- * drivers/power/battery.c
- * Upper-half, character driver for batteries.
- *
- * Copyright (C) 2012 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <gnutt@nuttx.org>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- ****************************************************************************/
-
-/****************************************************************************
- * Included Files
- ****************************************************************************/
-
-#include <nuttx/config.h>
-
-#include <stdbool.h>
-#include <semaphore.h>
-#include <errno.h>
-#include <debug.h>
-
-#include <nuttx/fs/fs.h>
-#include <nuttx/power/battery.h>
-
-/* This driver requires:
- *
- * CONFIG_BATTERY - Upper half battery driver support
- */
-
-#if defined(CONFIG_BATTERY)
-
-/****************************************************************************
- * Pre-processor Definitions
- ****************************************************************************/
-
-/****************************************************************************
- * Private
- ****************************************************************************/
-
-/****************************************************************************
- * Private Function Prototypes
- ****************************************************************************/
-
-/* Character driver methods */
-
-static int bat_open(FAR struct file *filep);
-static int bat_close(FAR struct file *filep);
-static ssize_t bat_read(FAR struct file *, FAR char *, size_t nbytes);
-static ssize_t bat_write(FAR struct file *filep, FAR const char *buffer, size_t buflen);
-static int bat_ioctl(FAR struct file *filep,int cmd,unsigned long arg);
-
-/****************************************************************************
- * Private Data
- ****************************************************************************/
-
-static const struct file_operations g_batteryops =
-{
- bat_open,
- bat_close,
- bat_read,
- bat_write,
- 0,
- bat_ioctl
-#ifndef CONFIG_DISABLE_POLL
- , 0
-#endif
-};
-
-/****************************************************************************
- * Private Functions
- ****************************************************************************/
-/****************************************************************************
- * Name: bat_open
- *
- * Description:
- * This function is called whenever the battery device is opened.
- *
- ****************************************************************************/
-
-static int bat_open(FAR struct file *filep)
-{
- return OK;
-}
-
-/****************************************************************************
- * Name: bat_close
- *
- * Description:
- * This routine is called when the battery device is closed.
- *
- ****************************************************************************/
-
-static int bat_close(FAR struct file *filep)
-{
- return OK;
-}
-
-/****************************************************************************
- * Name: bat_read
- ****************************************************************************/
-
-static ssize_t bat_read(FAR struct file *filep, FAR char *buffer, size_t buflen)
-{
- /* Return nothing read */
-
- return 0;
-}
-
-/****************************************************************************
- * Name: bat_write
- ****************************************************************************/
-
-static ssize_t bat_write(FAR struct file *filep, FAR const char *buffer,
- size_t buflen)
-{
- /* Return nothing written */
-
- return 0;
-}
-
-/****************************************************************************
- * Name: bat_ioctl
- ****************************************************************************/
-
-static int bat_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
-{
- FAR struct inode *inode = filep->f_inode;
- FAR struct battery_dev_s *dev = inode->i_private;
- int ret = -EINVAL;
-
- /* Inforce mutually exclusive access to the battery driver */
-
- ret = sem_wait(&dev->batsem);
- if (ret < 0)
- {
- return -errno; /* Probably EINTR */
- }
-
- /* Procss the IOCTL command */
-
- ret = -EINVAL; /* Assume a bad argument */
- switch (cmd)
- {
- case BATIOC_STATE:
- {
- FAR int *ptr = (FAR int *)((uintptr_t)arg);
- if (ptr)
- {
- ret = dev->ops->state(dev, ptr);
- }
- }
- break;
-
- case BATIOC_ONLINE:
- {
- FAR bool *ptr = (FAR bool *)((uintptr_t)arg);
- if (ptr)
- {
- ret = dev->ops->online(dev, ptr);
- }
- }
- break;
-
- case BATIOC_VOLTAGE:
- {
- FAR b16_t *ptr = (FAR b16_t *)((uintptr_t)arg);
- if (ptr)
- {
- ret = dev->ops->voltage(dev, ptr);
- }
- }
- break;
-
- case BATIOC_CAPACITY:
- {
- FAR b16_t *ptr = (FAR b16_t *)((uintptr_t)arg);
- if (ptr)
- {
- ret = dev->ops->capacity(dev, ptr);
- }
- }
- break;
-
- default:
- dbg("Unrecognized cmd: %d\n", cmd);
- ret = -ENOTTY;
- break;
- }
-
- sem_post(&dev->batsem);
- return ret;
-}
-
-/****************************************************************************
- * Public Functions
- ****************************************************************************/
-
-/****************************************************************************
- * Name: battery_register
- *
- * Description:
- * Register a lower half battery driver with the common, upper-half
- * battery driver.
- *
- * Input parameters:
- * devpath - The location in the pseudo-filesystem to create the driver.
- * Recommended standard is "/dev/bat0", "/dev/bat1", etc.
- * dev - An instance of the battery state structure .
- *
- * Returned value:
- * Zero on success or a negated errno value on failure.
- *
- ****************************************************************************/
-
-int battery_register(FAR const char *devpath, FAR struct battery_dev_s *dev)
-{
- int ret;
-
- /* Register the character driver */
-
- ret = register_driver(devpath, &g_batteryops, 0555, dev);
- if (ret < 0)
- {
- dbg("Failed to register driver: %d\n", ret);
- }
- return ret;
-}
-#endif /* CONFIG_BATTERY */
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