aboutsummaryrefslogtreecommitdiffstats
path: root/extras/recipes-kernel/linux/linux-omap/wl1271/0008-drivers-media-radio-wl128x-FM-Driver-V4L2-sources.patch
diff options
context:
space:
mode:
Diffstat (limited to 'extras/recipes-kernel/linux/linux-omap/wl1271/0008-drivers-media-radio-wl128x-FM-Driver-V4L2-sources.patch')
-rw-r--r--extras/recipes-kernel/linux/linux-omap/wl1271/0008-drivers-media-radio-wl128x-FM-Driver-V4L2-sources.patch645
1 files changed, 645 insertions, 0 deletions
diff --git a/extras/recipes-kernel/linux/linux-omap/wl1271/0008-drivers-media-radio-wl128x-FM-Driver-V4L2-sources.patch b/extras/recipes-kernel/linux/linux-omap/wl1271/0008-drivers-media-radio-wl128x-FM-Driver-V4L2-sources.patch
new file mode 100644
index 00000000..c3eae97f
--- /dev/null
+++ b/extras/recipes-kernel/linux/linux-omap/wl1271/0008-drivers-media-radio-wl128x-FM-Driver-V4L2-sources.patch
@@ -0,0 +1,645 @@
+From d532e33a286ec2275b441c05675de52cd5b069d2 Mon Sep 17 00:00:00 2001
+From: Manjunatha Halli <manjunatha_halli@ti.com>
+Date: Tue, 11 Jan 2011 11:31:22 +0000
+Subject: [PATCH 08/15] drivers:media:radio: wl128x: FM Driver V4L2 sources
+
+This module interfaces V4L2 subsystem and FM common module.
+It registers itself with V4L2 as Radio module.
+
+Signed-off-by: Manjunatha Halli <manjunatha_halli@ti.com>
+Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl>
+---
+ drivers/media/radio/wl128x/fmdrv_v4l2.c | 580 +++++++++++++++++++++++++++++++
+ drivers/media/radio/wl128x/fmdrv_v4l2.h | 33 ++
+ 2 files changed, 613 insertions(+), 0 deletions(-)
+ create mode 100644 drivers/media/radio/wl128x/fmdrv_v4l2.c
+ create mode 100644 drivers/media/radio/wl128x/fmdrv_v4l2.h
+
+diff --git a/drivers/media/radio/wl128x/fmdrv_v4l2.c b/drivers/media/radio/wl128x/fmdrv_v4l2.c
+new file mode 100644
+index 0000000..d50e5ac
+--- /dev/null
++++ b/drivers/media/radio/wl128x/fmdrv_v4l2.c
+@@ -0,0 +1,580 @@
++/*
++ * FM Driver for Connectivity chip of Texas Instruments.
++ * This file provides interfaces to V4L2 subsystem.
++ *
++ * This module registers with V4L2 subsystem as Radio
++ * data system interface (/dev/radio). During the registration,
++ * it will expose two set of function pointers.
++ *
++ * 1) File operation related API (open, close, read, write, poll...etc).
++ * 2) Set of V4L2 IOCTL complaint API.
++ *
++ * Copyright (C) 2011 Texas Instruments
++ * Author: Raja Mani <raja_mani@ti.com>
++ * Author: Manjunatha Halli <manjunatha_halli@ti.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.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
++ * GNU General Public License for more details.
++ *
++ * You should have received a copy of the GNU General Public License
++ * along with this program; if not, write to the Free Software
++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
++ *
++ */
++
++#include "fmdrv.h"
++#include "fmdrv_v4l2.h"
++#include "fmdrv_common.h"
++#include "fmdrv_rx.h"
++#include "fmdrv_tx.h"
++
++static struct video_device *gradio_dev;
++static u8 radio_disconnected;
++
++/* -- V4L2 RADIO (/dev/radioX) device file operation interfaces --- */
++
++/* Read RX RDS data */
++static ssize_t fm_v4l2_fops_read(struct file *file, char __user * buf,
++ size_t count, loff_t *ppos)
++{
++ u8 rds_mode;
++ int ret;
++ struct fmdev *fmdev;
++
++ fmdev = video_drvdata(file);
++
++ if (!radio_disconnected) {
++ fmerr("FM device is already disconnected\n");
++ return -EIO;
++ }
++
++ /* Turn on RDS mode , if it is disabled */
++ ret = fm_rx_get_rds_mode(fmdev, &rds_mode);
++ if (ret < 0) {
++ fmerr("Unable to read current rds mode\n");
++ return ret;
++ }
++
++ if (rds_mode == FM_RDS_DISABLE) {
++ ret = fmc_set_rds_mode(fmdev, FM_RDS_ENABLE);
++ if (ret < 0) {
++ fmerr("Failed to enable rds mode\n");
++ return ret;
++ }
++ }
++
++ /* Copy RDS data from internal buffer to user buffer */
++ return fmc_transfer_rds_from_internal_buff(fmdev, file, buf, count);
++}
++
++/* Write TX RDS data */
++static ssize_t fm_v4l2_fops_write(struct file *file, const char __user * buf,
++ size_t count, loff_t *ppos)
++{
++ struct tx_rds rds;
++ int ret;
++ struct fmdev *fmdev;
++
++ ret = copy_from_user(&rds, buf, sizeof(rds));
++ fmdbg("(%d)type: %d, text %s, af %d\n",
++ ret, rds.text_type, rds.text, rds.af_freq);
++
++ fmdev = video_drvdata(file);
++ fm_tx_set_radio_text(fmdev, rds.text, rds.text_type);
++ fm_tx_set_af(fmdev, rds.af_freq);
++
++ return 0;
++}
++
++static u32 fm_v4l2_fops_poll(struct file *file, struct poll_table_struct *pts)
++{
++ int ret;
++ struct fmdev *fmdev;
++
++ fmdev = video_drvdata(file);
++ ret = fmc_is_rds_data_available(fmdev, file, pts);
++ if (ret < 0)
++ return POLLIN | POLLRDNORM;
++
++ return 0;
++}
++
++/*
++ * Handle open request for "/dev/radioX" device.
++ * Start with FM RX mode as default.
++ */
++static int fm_v4l2_fops_open(struct file *file)
++{
++ int ret;
++ struct fmdev *fmdev = NULL;
++
++ /* Don't allow multiple open */
++ if (radio_disconnected) {
++ fmerr("FM device is already opened\n");
++ return -EBUSY;
++ }
++
++ fmdev = video_drvdata(file);
++
++ ret = fmc_prepare(fmdev);
++ if (ret < 0) {
++ fmerr("Unable to prepare FM CORE\n");
++ return ret;
++ }
++
++ fmdbg("Load FM RX firmware..\n");
++
++ ret = fmc_set_mode(fmdev, FM_MODE_RX);
++ if (ret < 0) {
++ fmerr("Unable to load FM RX firmware\n");
++ return ret;
++ }
++ radio_disconnected = 1;
++
++ return ret;
++}
++
++static int fm_v4l2_fops_release(struct file *file)
++{
++ int ret;
++ struct fmdev *fmdev;
++
++ fmdev = video_drvdata(file);
++ if (!radio_disconnected) {
++ fmdbg("FM device is already closed\n");
++ return 0;
++ }
++
++ ret = fmc_set_mode(fmdev, FM_MODE_OFF);
++ if (ret < 0) {
++ fmerr("Unable to turn off the chip\n");
++ return ret;
++ }
++
++ ret = fmc_release(fmdev);
++ if (ret < 0) {
++ fmerr("FM CORE release failed\n");
++ return ret;
++ }
++ radio_disconnected = 0;
++
++ return ret;
++}
++
++/* V4L2 RADIO (/dev/radioX) device IOCTL interfaces */
++static int fm_v4l2_vidioc_querycap(struct file *file, void *priv,
++ struct v4l2_capability *capability)
++{
++ strlcpy(capability->driver, FM_DRV_NAME, sizeof(capability->driver));
++ strlcpy(capability->card, FM_DRV_CARD_SHORT_NAME,
++ sizeof(capability->card));
++ sprintf(capability->bus_info, "UART");
++ capability->version = FM_DRV_RADIO_VERSION;
++ capability->capabilities = V4L2_CAP_HW_FREQ_SEEK | V4L2_CAP_TUNER |
++ V4L2_CAP_RADIO | V4L2_CAP_MODULATOR |
++ V4L2_CAP_AUDIO | V4L2_CAP_READWRITE |
++ V4L2_CAP_RDS_CAPTURE;
++
++ return 0;
++}
++
++static int fm_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
++{
++ struct fmdev *fmdev = container_of(ctrl->handler,
++ struct fmdev, ctrl_handler);
++
++ switch (ctrl->id) {
++ case V4L2_CID_TUNE_ANTENNA_CAPACITOR:
++ ctrl->val = fm_tx_get_tune_cap_val(fmdev);
++ break;
++ default:
++ fmwarn("%s: Unknown IOCTL: %d\n", __func__, ctrl->id);
++ break;
++ }
++
++ return 0;
++}
++
++static int fm_v4l2_s_ctrl(struct v4l2_ctrl *ctrl)
++{
++ struct fmdev *fmdev = container_of(ctrl->handler,
++ struct fmdev, ctrl_handler);
++
++ switch (ctrl->id) {
++ case V4L2_CID_AUDIO_VOLUME: /* set volume */
++ return fm_rx_set_volume(fmdev, (u16)ctrl->val);
++
++ case V4L2_CID_AUDIO_MUTE: /* set mute */
++ return fmc_set_mute_mode(fmdev, (u8)ctrl->val);
++
++ case V4L2_CID_TUNE_POWER_LEVEL:
++ /* set TX power level - ext control */
++ return fm_tx_set_pwr_lvl(fmdev, (u8)ctrl->val);
++
++ case V4L2_CID_TUNE_PREEMPHASIS:
++ return fm_tx_set_preemph_filter(fmdev, (u8) ctrl->val);
++
++ default:
++ return -EINVAL;
++ }
++}
++
++static int fm_v4l2_vidioc_g_audio(struct file *file, void *priv,
++ struct v4l2_audio *audio)
++{
++ memset(audio, 0, sizeof(*audio));
++ strcpy(audio->name, "Radio");
++ audio->capability = V4L2_AUDCAP_STEREO;
++
++ return 0;
++}
++
++static int fm_v4l2_vidioc_s_audio(struct file *file, void *priv,
++ struct v4l2_audio *audio)
++{
++ if (audio->index != 0)
++ return -EINVAL;
++
++ return 0;
++}
++
++/* Get tuner attributes. If current mode is NOT RX, return error */
++static int fm_v4l2_vidioc_g_tuner(struct file *file, void *priv,
++ struct v4l2_tuner *tuner)
++{
++ struct fmdev *fmdev = video_drvdata(file);
++ u32 bottom_freq;
++ u32 top_freq;
++ u16 stereo_mono_mode;
++ u16 rssilvl;
++ int ret;
++
++ if (tuner->index != 0)
++ return -EINVAL;
++
++ if (fmdev->curr_fmmode != FM_MODE_RX)
++ return -EPERM;
++
++ ret = fm_rx_get_band_freq_range(fmdev, &bottom_freq, &top_freq);
++ if (ret != 0)
++ return ret;
++
++ ret = fm_rx_get_stereo_mono(fmdev, &stereo_mono_mode);
++ if (ret != 0)
++ return ret;
++
++ ret = fm_rx_get_rssi_level(fmdev, &rssilvl);
++ if (ret != 0)
++ return ret;
++
++ strcpy(tuner->name, "FM");
++ tuner->type = V4L2_TUNER_RADIO;
++ /* Store rangelow and rangehigh freq in unit of 62.5 Hz */
++ tuner->rangelow = bottom_freq * 16;
++ tuner->rangehigh = top_freq * 16;
++ tuner->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO |
++ ((fmdev->rx.rds.flag == FM_RDS_ENABLE) ? V4L2_TUNER_SUB_RDS : 0);
++ tuner->capability = V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_RDS |
++ V4L2_TUNER_CAP_LOW;
++ tuner->audmode = (stereo_mono_mode ?
++ V4L2_TUNER_MODE_MONO : V4L2_TUNER_MODE_STEREO);
++
++ /*
++ * Actual rssi value lies in between -128 to +127.
++ * Convert this range from 0 to 255 by adding +128
++ */
++ rssilvl += 128;
++
++ /*
++ * Return signal strength value should be within 0 to 65535.
++ * Find out correct signal radio by multiplying (65535/255) = 257
++ */
++ tuner->signal = rssilvl * 257;
++ tuner->afc = 0;
++
++ return ret;
++}
++
++/*
++ * Set tuner attributes. If current mode is NOT RX, set to RX.
++ * Currently, we set only audio mode (mono/stereo) and RDS state (on/off).
++ * Should we set other tuner attributes, too?
++ */
++static int fm_v4l2_vidioc_s_tuner(struct file *file, void *priv,
++ struct v4l2_tuner *tuner)
++{
++ struct fmdev *fmdev = video_drvdata(file);
++ u16 aud_mode;
++ u8 rds_mode;
++ int ret;
++
++ if (tuner->index != 0)
++ return -EINVAL;
++
++ aud_mode = (tuner->audmode == V4L2_TUNER_MODE_STEREO) ?
++ FM_STEREO_MODE : FM_MONO_MODE;
++ rds_mode = (tuner->rxsubchans & V4L2_TUNER_SUB_RDS) ?
++ FM_RDS_ENABLE : FM_RDS_DISABLE;
++
++ if (fmdev->curr_fmmode != FM_MODE_RX) {
++ ret = fmc_set_mode(fmdev, FM_MODE_RX);
++ if (ret < 0) {
++ fmerr("Failed to set RX mode\n");
++ return ret;
++ }
++ }
++
++ ret = fmc_set_stereo_mono(fmdev, aud_mode);
++ if (ret < 0) {
++ fmerr("Failed to set RX stereo/mono mode\n");
++ return ret;
++ }
++
++ ret = fmc_set_rds_mode(fmdev, rds_mode);
++ if (ret < 0)
++ fmerr("Failed to set RX RDS mode\n");
++
++ return ret;
++}
++
++/* Get tuner or modulator radio frequency */
++static int fm_v4l2_vidioc_g_freq(struct file *file, void *priv,
++ struct v4l2_frequency *freq)
++{
++ struct fmdev *fmdev = video_drvdata(file);
++ int ret;
++
++ ret = fmc_get_freq(fmdev, &freq->frequency);
++ if (ret < 0) {
++ fmerr("Failed to get frequency\n");
++ return ret;
++ }
++
++ /* Frequency unit of 62.5 Hz*/
++ freq->frequency = (u32) freq->frequency * 16;
++
++ return 0;
++}
++
++/* Set tuner or modulator radio frequency */
++static int fm_v4l2_vidioc_s_freq(struct file *file, void *priv,
++ struct v4l2_frequency *freq)
++{
++ struct fmdev *fmdev = video_drvdata(file);
++
++ /*
++ * As V4L2_TUNER_CAP_LOW is set 1 user sends the frequency
++ * in units of 62.5 Hz.
++ */
++ freq->frequency = (u32)(freq->frequency / 16);
++
++ return fmc_set_freq(fmdev, freq->frequency);
++}
++
++/* Set hardware frequency seek. If current mode is NOT RX, set it RX. */
++static int fm_v4l2_vidioc_s_hw_freq_seek(struct file *file, void *priv,
++ struct v4l2_hw_freq_seek *seek)
++{
++ struct fmdev *fmdev = video_drvdata(file);
++ int ret;
++
++ if (fmdev->curr_fmmode != FM_MODE_RX) {
++ ret = fmc_set_mode(fmdev, FM_MODE_RX);
++ if (ret != 0) {
++ fmerr("Failed to set RX mode\n");
++ return ret;
++ }
++ }
++
++ ret = fm_rx_seek(fmdev, seek->seek_upward, seek->wrap_around,
++ seek->spacing);
++ if (ret < 0)
++ fmerr("RX seek failed - %d\n", ret);
++
++ return ret;
++}
++/* Get modulator attributes. If mode is not TX, return no attributes. */
++static int fm_v4l2_vidioc_g_modulator(struct file *file, void *priv,
++ struct v4l2_modulator *mod)
++{
++ struct fmdev *fmdev = video_drvdata(file);;
++
++ if (mod->index != 0)
++ return -EINVAL;
++
++ if (fmdev->curr_fmmode != FM_MODE_TX)
++ return -EPERM;
++
++ mod->txsubchans = ((fmdev->tx_data.aud_mode == FM_STEREO_MODE) ?
++ V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO) |
++ ((fmdev->tx_data.rds.flag == FM_RDS_ENABLE) ?
++ V4L2_TUNER_SUB_RDS : 0);
++
++ mod->capability = V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_RDS |
++ V4L2_TUNER_CAP_LOW;
++
++ return 0;
++}
++
++/* Set modulator attributes. If mode is not TX, set to TX. */
++static int fm_v4l2_vidioc_s_modulator(struct file *file, void *priv,
++ struct v4l2_modulator *mod)
++{
++ struct fmdev *fmdev = video_drvdata(file);
++ u8 rds_mode;
++ u16 aud_mode;
++ int ret;
++
++ if (mod->index != 0)
++ return -EINVAL;
++
++ if (fmdev->curr_fmmode != FM_MODE_TX) {
++ ret = fmc_set_mode(fmdev, FM_MODE_TX);
++ if (ret != 0) {
++ fmerr("Failed to set TX mode\n");
++ return ret;
++ }
++ }
++
++ aud_mode = (mod->txsubchans & V4L2_TUNER_SUB_STEREO) ?
++ FM_STEREO_MODE : FM_MONO_MODE;
++ rds_mode = (mod->txsubchans & V4L2_TUNER_SUB_RDS) ?
++ FM_RDS_ENABLE : FM_RDS_DISABLE;
++ ret = fm_tx_set_stereo_mono(fmdev, aud_mode);
++ if (ret < 0) {
++ fmerr("Failed to set mono/stereo mode for TX\n");
++ return ret;
++ }
++ ret = fm_tx_set_rds_mode(fmdev, rds_mode);
++ if (ret < 0)
++ fmerr("Failed to set rds mode for TX\n");
++
++ return ret;
++}
++
++static const struct v4l2_file_operations fm_drv_fops = {
++ .owner = THIS_MODULE,
++ .read = fm_v4l2_fops_read,
++ .write = fm_v4l2_fops_write,
++ .poll = fm_v4l2_fops_poll,
++ .unlocked_ioctl = video_ioctl2,
++ .open = fm_v4l2_fops_open,
++ .release = fm_v4l2_fops_release,
++};
++
++static const struct v4l2_ctrl_ops fm_ctrl_ops = {
++ .s_ctrl = fm_v4l2_s_ctrl,
++ .g_volatile_ctrl = fm_g_volatile_ctrl,
++};
++static const struct v4l2_ioctl_ops fm_drv_ioctl_ops = {
++ .vidioc_querycap = fm_v4l2_vidioc_querycap,
++ .vidioc_g_audio = fm_v4l2_vidioc_g_audio,
++ .vidioc_s_audio = fm_v4l2_vidioc_s_audio,
++ .vidioc_g_tuner = fm_v4l2_vidioc_g_tuner,
++ .vidioc_s_tuner = fm_v4l2_vidioc_s_tuner,
++ .vidioc_g_frequency = fm_v4l2_vidioc_g_freq,
++ .vidioc_s_frequency = fm_v4l2_vidioc_s_freq,
++ .vidioc_s_hw_freq_seek = fm_v4l2_vidioc_s_hw_freq_seek,
++ .vidioc_g_modulator = fm_v4l2_vidioc_g_modulator,
++ .vidioc_s_modulator = fm_v4l2_vidioc_s_modulator
++};
++
++/* V4L2 RADIO device parent structure */
++static struct video_device fm_viddev_template = {
++ .fops = &fm_drv_fops,
++ .ioctl_ops = &fm_drv_ioctl_ops,
++ .name = FM_DRV_NAME,
++ .release = video_device_release,
++};
++
++int fm_v4l2_init_video_device(struct fmdev *fmdev, int radio_nr)
++{
++ struct v4l2_ctrl *ctrl;
++ int ret;
++
++ /* Init mutex for core locking */
++ mutex_init(&fmdev->mutex);
++
++ /* Allocate new video device */
++ gradio_dev = video_device_alloc();
++ if (NULL == gradio_dev) {
++ fmerr("Can't allocate video device\n");
++ return -ENOMEM;
++ }
++
++ /* Setup FM driver's V4L2 properties */
++ memcpy(gradio_dev, &fm_viddev_template, sizeof(fm_viddev_template));
++
++ video_set_drvdata(gradio_dev, fmdev);
++
++ gradio_dev->lock = &fmdev->mutex;
++
++ /* Register with V4L2 subsystem as RADIO device */
++ if (video_register_device(gradio_dev, VFL_TYPE_RADIO, radio_nr)) {
++ video_device_release(gradio_dev);
++ fmerr("Could not register video device\n");
++ return -ENOMEM;
++ }
++
++ fmdev->radio_dev = gradio_dev;
++
++ /* Register to v4l2 ctrl handler framework */
++ fmdev->radio_dev->ctrl_handler = &fmdev->ctrl_handler;
++
++ ret = v4l2_ctrl_handler_init(&fmdev->ctrl_handler, 5);
++ if (ret < 0) {
++ fmerr("(fmdev): Can't init ctrl handler\n");
++ v4l2_ctrl_handler_free(&fmdev->ctrl_handler);
++ return -EBUSY;
++ }
++
++ /*
++ * Following controls are handled by V4L2 control framework.
++ * Added in ascending ID order.
++ */
++ v4l2_ctrl_new_std(&fmdev->ctrl_handler, &fm_ctrl_ops,
++ V4L2_CID_AUDIO_VOLUME, FM_RX_VOLUME_MIN,
++ FM_RX_VOLUME_MAX, 1, FM_RX_VOLUME_MAX);
++
++ v4l2_ctrl_new_std(&fmdev->ctrl_handler, &fm_ctrl_ops,
++ V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1);
++
++ v4l2_ctrl_new_std_menu(&fmdev->ctrl_handler, &fm_ctrl_ops,
++ V4L2_CID_TUNE_PREEMPHASIS, V4L2_PREEMPHASIS_75_uS,
++ 0, V4L2_PREEMPHASIS_75_uS);
++
++ v4l2_ctrl_new_std(&fmdev->ctrl_handler, &fm_ctrl_ops,
++ V4L2_CID_TUNE_POWER_LEVEL, FM_PWR_LVL_LOW,
++ FM_PWR_LVL_HIGH, 1, FM_PWR_LVL_HIGH);
++
++ ctrl = v4l2_ctrl_new_std(&fmdev->ctrl_handler, &fm_ctrl_ops,
++ V4L2_CID_TUNE_ANTENNA_CAPACITOR, 0,
++ 255, 1, 255);
++
++ if (ctrl)
++ ctrl->is_volatile = 1;
++
++ return 0;
++}
++
++void *fm_v4l2_deinit_video_device(void)
++{
++ struct fmdev *fmdev;
++
++
++ fmdev = video_get_drvdata(gradio_dev);
++
++ /* Unregister to v4l2 ctrl handler framework*/
++ v4l2_ctrl_handler_free(&fmdev->ctrl_handler);
++
++ /* Unregister RADIO device from V4L2 subsystem */
++ video_unregister_device(gradio_dev);
++
++ return fmdev;
++}
+diff --git a/drivers/media/radio/wl128x/fmdrv_v4l2.h b/drivers/media/radio/wl128x/fmdrv_v4l2.h
+new file mode 100644
+index 0000000..0ba79d7
+--- /dev/null
++++ b/drivers/media/radio/wl128x/fmdrv_v4l2.h
+@@ -0,0 +1,33 @@
++/*
++ * FM Driver for Connectivity chip of Texas Instruments.
++ *
++ * FM V4L2 module header.
++ *
++ * Copyright (C) 2011 Texas Instruments
++ *
++ * 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.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
++ * GNU General Public License for more details.
++ *
++ * You should have received a copy of the GNU General Public License
++ * along with this program; if not, write to the Free Software
++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
++ *
++ */
++
++#ifndef _FMDRV_V4L2_H
++#define _FMDRV_V4L2_H
++
++#include <media/v4l2-ioctl.h>
++#include <media/v4l2-common.h>
++#include <media/v4l2-ctrls.h>
++
++int fm_v4l2_init_video_device(struct fmdev *, int);
++void *fm_v4l2_deinit_video_device(void);
++
++#endif
+--
+1.6.6.1
+
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-04-23 06:24:23 +0000