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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/media/radio/radio-si4713.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/drivers/media/radio/radio-si4713.c')
-rw-r--r-- | ANDROID_3.4.5/drivers/media/radio/radio-si4713.c | 358 |
1 files changed, 0 insertions, 358 deletions
diff --git a/ANDROID_3.4.5/drivers/media/radio/radio-si4713.c b/ANDROID_3.4.5/drivers/media/radio/radio-si4713.c deleted file mode 100644 index c54210c7..00000000 --- a/ANDROID_3.4.5/drivers/media/radio/radio-si4713.c +++ /dev/null @@ -1,358 +0,0 @@ -/* - * drivers/media/radio/radio-si4713.c - * - * Platform Driver for Silicon Labs Si4713 FM Radio Transmitter: - * - * Copyright (c) 2008 Instituto Nokia de Tecnologia - INdT - * Contact: Eduardo Valentin <eduardo.valentin@nokia.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * 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 <linux/kernel.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/i2c.h> -#include <linux/videodev2.h> -#include <linux/slab.h> -#include <media/v4l2-device.h> -#include <media/v4l2-common.h> -#include <media/v4l2-ioctl.h> -#include <media/radio-si4713.h> - -/* module parameters */ -static int radio_nr = -1; /* radio device minor (-1 ==> auto assign) */ -module_param(radio_nr, int, 0); -MODULE_PARM_DESC(radio_nr, - "Minor number for radio device (-1 ==> auto assign)"); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Eduardo Valentin <eduardo.valentin@nokia.com>"); -MODULE_DESCRIPTION("Platform driver for Si4713 FM Radio Transmitter"); -MODULE_VERSION("0.0.1"); - -/* Driver state struct */ -struct radio_si4713_device { - struct v4l2_device v4l2_dev; - struct video_device *radio_dev; -}; - -/* radio_si4713_fops - file operations interface */ -static const struct v4l2_file_operations radio_si4713_fops = { - .owner = THIS_MODULE, - /* Note: locking is done at the subdev level in the i2c driver. */ - .unlocked_ioctl = video_ioctl2, -}; - -/* Video4Linux Interface */ -static int radio_si4713_fill_audout(struct v4l2_audioout *vao) -{ - /* TODO: check presence of audio output */ - strlcpy(vao->name, "FM Modulator Audio Out", 32); - - return 0; -} - -static int radio_si4713_enumaudout(struct file *file, void *priv, - struct v4l2_audioout *vao) -{ - return radio_si4713_fill_audout(vao); -} - -static int radio_si4713_g_audout(struct file *file, void *priv, - struct v4l2_audioout *vao) -{ - int rval = radio_si4713_fill_audout(vao); - - vao->index = 0; - - return rval; -} - -static int radio_si4713_s_audout(struct file *file, void *priv, - struct v4l2_audioout *vao) -{ - return vao->index ? -EINVAL : 0; -} - -/* radio_si4713_querycap - query device capabilities */ -static int radio_si4713_querycap(struct file *file, void *priv, - struct v4l2_capability *capability) -{ - strlcpy(capability->driver, "radio-si4713", sizeof(capability->driver)); - strlcpy(capability->card, "Silicon Labs Si4713 Modulator", - sizeof(capability->card)); - capability->capabilities = V4L2_CAP_MODULATOR | V4L2_CAP_RDS_OUTPUT; - - return 0; -} - -/* radio_si4713_queryctrl - enumerate control items */ -static int radio_si4713_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - /* Must be sorted from low to high control ID! */ - static const u32 user_ctrls[] = { - V4L2_CID_USER_CLASS, - V4L2_CID_AUDIO_MUTE, - 0 - }; - - /* Must be sorted from low to high control ID! */ - static const u32 fmtx_ctrls[] = { - V4L2_CID_FM_TX_CLASS, - V4L2_CID_RDS_TX_DEVIATION, - V4L2_CID_RDS_TX_PI, - V4L2_CID_RDS_TX_PTY, - V4L2_CID_RDS_TX_PS_NAME, - V4L2_CID_RDS_TX_RADIO_TEXT, - V4L2_CID_AUDIO_LIMITER_ENABLED, - V4L2_CID_AUDIO_LIMITER_RELEASE_TIME, - V4L2_CID_AUDIO_LIMITER_DEVIATION, - V4L2_CID_AUDIO_COMPRESSION_ENABLED, - V4L2_CID_AUDIO_COMPRESSION_GAIN, - V4L2_CID_AUDIO_COMPRESSION_THRESHOLD, - V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME, - V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME, - V4L2_CID_PILOT_TONE_ENABLED, - V4L2_CID_PILOT_TONE_DEVIATION, - V4L2_CID_PILOT_TONE_FREQUENCY, - V4L2_CID_TUNE_PREEMPHASIS, - V4L2_CID_TUNE_POWER_LEVEL, - V4L2_CID_TUNE_ANTENNA_CAPACITOR, - 0 - }; - static const u32 *ctrl_classes[] = { - user_ctrls, - fmtx_ctrls, - NULL - }; - struct radio_si4713_device *rsdev; - - rsdev = video_get_drvdata(video_devdata(file)); - - qc->id = v4l2_ctrl_next(ctrl_classes, qc->id); - if (qc->id == 0) - return -EINVAL; - - if (qc->id == V4L2_CID_USER_CLASS || qc->id == V4L2_CID_FM_TX_CLASS) - return v4l2_ctrl_query_fill(qc, 0, 0, 0, 0); - - return v4l2_device_call_until_err(&rsdev->v4l2_dev, 0, core, - queryctrl, qc); -} - -/* - * v4l2 ioctl call backs. - * we are just a wrapper for v4l2_sub_devs. - */ -static inline struct v4l2_device *get_v4l2_dev(struct file *file) -{ - return &((struct radio_si4713_device *)video_drvdata(file))->v4l2_dev; -} - -static int radio_si4713_g_ext_ctrls(struct file *file, void *p, - struct v4l2_ext_controls *vecs) -{ - return v4l2_device_call_until_err(get_v4l2_dev(file), 0, core, - g_ext_ctrls, vecs); -} - -static int radio_si4713_s_ext_ctrls(struct file *file, void *p, - struct v4l2_ext_controls *vecs) -{ - return v4l2_device_call_until_err(get_v4l2_dev(file), 0, core, - s_ext_ctrls, vecs); -} - -static int radio_si4713_g_ctrl(struct file *file, void *p, - struct v4l2_control *vc) -{ - return v4l2_device_call_until_err(get_v4l2_dev(file), 0, core, - g_ctrl, vc); -} - -static int radio_si4713_s_ctrl(struct file *file, void *p, - struct v4l2_control *vc) -{ - return v4l2_device_call_until_err(get_v4l2_dev(file), 0, core, - s_ctrl, vc); -} - -static int radio_si4713_g_modulator(struct file *file, void *p, - struct v4l2_modulator *vm) -{ - return v4l2_device_call_until_err(get_v4l2_dev(file), 0, tuner, - g_modulator, vm); -} - -static int radio_si4713_s_modulator(struct file *file, void *p, - struct v4l2_modulator *vm) -{ - return v4l2_device_call_until_err(get_v4l2_dev(file), 0, tuner, - s_modulator, vm); -} - -static int radio_si4713_g_frequency(struct file *file, void *p, - struct v4l2_frequency *vf) -{ - return v4l2_device_call_until_err(get_v4l2_dev(file), 0, tuner, - g_frequency, vf); -} - -static int radio_si4713_s_frequency(struct file *file, void *p, - struct v4l2_frequency *vf) -{ - return v4l2_device_call_until_err(get_v4l2_dev(file), 0, tuner, - s_frequency, vf); -} - -static long radio_si4713_default(struct file *file, void *p, - bool valid_prio, int cmd, void *arg) -{ - return v4l2_device_call_until_err(get_v4l2_dev(file), 0, core, - ioctl, cmd, arg); -} - -static struct v4l2_ioctl_ops radio_si4713_ioctl_ops = { - .vidioc_enumaudout = radio_si4713_enumaudout, - .vidioc_g_audout = radio_si4713_g_audout, - .vidioc_s_audout = radio_si4713_s_audout, - .vidioc_querycap = radio_si4713_querycap, - .vidioc_queryctrl = radio_si4713_queryctrl, - .vidioc_g_ext_ctrls = radio_si4713_g_ext_ctrls, - .vidioc_s_ext_ctrls = radio_si4713_s_ext_ctrls, - .vidioc_g_ctrl = radio_si4713_g_ctrl, - .vidioc_s_ctrl = radio_si4713_s_ctrl, - .vidioc_g_modulator = radio_si4713_g_modulator, - .vidioc_s_modulator = radio_si4713_s_modulator, - .vidioc_g_frequency = radio_si4713_g_frequency, - .vidioc_s_frequency = radio_si4713_s_frequency, - .vidioc_default = radio_si4713_default, -}; - -/* radio_si4713_vdev_template - video device interface */ -static struct video_device radio_si4713_vdev_template = { - .fops = &radio_si4713_fops, - .name = "radio-si4713", - .release = video_device_release, - .ioctl_ops = &radio_si4713_ioctl_ops, -}; - -/* Platform driver interface */ -/* radio_si4713_pdriver_probe - probe for the device */ -static int radio_si4713_pdriver_probe(struct platform_device *pdev) -{ - struct radio_si4713_platform_data *pdata = pdev->dev.platform_data; - struct radio_si4713_device *rsdev; - struct i2c_adapter *adapter; - struct v4l2_subdev *sd; - int rval = 0; - - if (!pdata) { - dev_err(&pdev->dev, "Cannot proceed without platform data.\n"); - rval = -EINVAL; - goto exit; - } - - rsdev = kzalloc(sizeof *rsdev, GFP_KERNEL); - if (!rsdev) { - dev_err(&pdev->dev, "Failed to alloc video device.\n"); - rval = -ENOMEM; - goto exit; - } - - rval = v4l2_device_register(&pdev->dev, &rsdev->v4l2_dev); - if (rval) { - dev_err(&pdev->dev, "Failed to register v4l2 device.\n"); - goto free_rsdev; - } - - adapter = i2c_get_adapter(pdata->i2c_bus); - if (!adapter) { - dev_err(&pdev->dev, "Cannot get i2c adapter %d\n", - pdata->i2c_bus); - rval = -ENODEV; - goto unregister_v4l2_dev; - } - - sd = v4l2_i2c_new_subdev_board(&rsdev->v4l2_dev, adapter, - pdata->subdev_board_info, NULL); - if (!sd) { - dev_err(&pdev->dev, "Cannot get v4l2 subdevice\n"); - rval = -ENODEV; - goto put_adapter; - } - - rsdev->radio_dev = video_device_alloc(); - if (!rsdev->radio_dev) { - dev_err(&pdev->dev, "Failed to alloc video device.\n"); - rval = -ENOMEM; - goto put_adapter; - } - - memcpy(rsdev->radio_dev, &radio_si4713_vdev_template, - sizeof(radio_si4713_vdev_template)); - video_set_drvdata(rsdev->radio_dev, rsdev); - if (video_register_device(rsdev->radio_dev, VFL_TYPE_RADIO, radio_nr)) { - dev_err(&pdev->dev, "Could not register video device.\n"); - rval = -EIO; - goto free_vdev; - } - dev_info(&pdev->dev, "New device successfully probed\n"); - - goto exit; - -free_vdev: - video_device_release(rsdev->radio_dev); -put_adapter: - i2c_put_adapter(adapter); -unregister_v4l2_dev: - v4l2_device_unregister(&rsdev->v4l2_dev); -free_rsdev: - kfree(rsdev); -exit: - return rval; -} - -/* radio_si4713_pdriver_remove - remove the device */ -static int __exit radio_si4713_pdriver_remove(struct platform_device *pdev) -{ - struct v4l2_device *v4l2_dev = platform_get_drvdata(pdev); - struct radio_si4713_device *rsdev = container_of(v4l2_dev, - struct radio_si4713_device, - v4l2_dev); - struct v4l2_subdev *sd = list_entry(v4l2_dev->subdevs.next, - struct v4l2_subdev, list); - struct i2c_client *client = v4l2_get_subdevdata(sd); - - video_unregister_device(rsdev->radio_dev); - i2c_put_adapter(client->adapter); - v4l2_device_unregister(&rsdev->v4l2_dev); - kfree(rsdev); - - return 0; -} - -static struct platform_driver radio_si4713_pdriver = { - .driver = { - .name = "radio-si4713", - }, - .probe = radio_si4713_pdriver_probe, - .remove = __exit_p(radio_si4713_pdriver_remove), -}; - -module_platform_driver(radio_si4713_pdriver); |