diff options
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.patch | 645 |
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 + |