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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/media/radio/radio-miropcm20.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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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-miropcm20.c')
-rw-r--r--ANDROID_3.4.5/drivers/media/radio/radio-miropcm20.c272
1 files changed, 0 insertions, 272 deletions
diff --git a/ANDROID_3.4.5/drivers/media/radio/radio-miropcm20.c b/ANDROID_3.4.5/drivers/media/radio/radio-miropcm20.c
deleted file mode 100644
index 87c1ee13..00000000
--- a/ANDROID_3.4.5/drivers/media/radio/radio-miropcm20.c
+++ /dev/null
@@ -1,272 +0,0 @@
-/* Miro PCM20 radio driver for Linux radio support
- * (c) 1998 Ruurd Reitsma <R.A.Reitsma@wbmt.tudelft.nl>
- * Thanks to Norberto Pellici for the ACI device interface specification
- * The API part is based on the radiotrack driver by M. Kirkwood
- * This driver relies on the aci mixer provided by the snd-miro
- * ALSA driver.
- * Look there for further info...
- */
-
-/* What ever you think about the ACI, version 0x07 is not very well!
- * I can't get frequency, 'tuner status', 'tuner flags' or mute/mono
- * conditions... Robert
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/videodev2.h>
-#include <media/v4l2-device.h>
-#include <media/v4l2-ioctl.h>
-#include <sound/aci.h>
-
-static int radio_nr = -1;
-module_param(radio_nr, int, 0);
-MODULE_PARM_DESC(radio_nr, "Set radio device number (/dev/radioX). Default: -1 (autodetect)");
-
-static bool mono;
-module_param(mono, bool, 0);
-MODULE_PARM_DESC(mono, "Force tuner into mono mode.");
-
-struct pcm20 {
- struct v4l2_device v4l2_dev;
- struct video_device vdev;
- unsigned long freq;
- int muted;
- struct snd_miro_aci *aci;
- struct mutex lock;
-};
-
-static struct pcm20 pcm20_card = {
- .freq = 87*16000,
- .muted = 1,
-};
-
-static int pcm20_mute(struct pcm20 *dev, unsigned char mute)
-{
- dev->muted = mute;
- return snd_aci_cmd(dev->aci, ACI_SET_TUNERMUTE, mute, -1);
-}
-
-static int pcm20_stereo(struct pcm20 *dev, unsigned char stereo)
-{
- return snd_aci_cmd(dev->aci, ACI_SET_TUNERMONO, !stereo, -1);
-}
-
-static int pcm20_setfreq(struct pcm20 *dev, unsigned long freq)
-{
- unsigned char freql;
- unsigned char freqh;
- struct snd_miro_aci *aci = dev->aci;
-
- dev->freq = freq;
-
- freq /= 160;
- if (!(aci->aci_version == 0x07 || aci->aci_version >= 0xb0))
- freq /= 10; /* I don't know exactly which version
- * needs this hack */
- freql = freq & 0xff;
- freqh = freq >> 8;
-
- pcm20_stereo(dev, !mono);
- return snd_aci_cmd(aci, ACI_WRITE_TUNE, freql, freqh);
-}
-
-static const struct v4l2_file_operations pcm20_fops = {
- .owner = THIS_MODULE,
- .unlocked_ioctl = video_ioctl2,
-};
-
-static int vidioc_querycap(struct file *file, void *priv,
- struct v4l2_capability *v)
-{
- strlcpy(v->driver, "Miro PCM20", sizeof(v->driver));
- strlcpy(v->card, "Miro PCM20", sizeof(v->card));
- strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
- v->version = 0x1;
- v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
- return 0;
-}
-
-static int vidioc_g_tuner(struct file *file, void *priv,
- struct v4l2_tuner *v)
-{
- if (v->index) /* Only 1 tuner */
- return -EINVAL;
- strlcpy(v->name, "FM", sizeof(v->name));
- v->type = V4L2_TUNER_RADIO;
- v->rangelow = 87*16000;
- v->rangehigh = 108*16000;
- v->signal = 0xffff;
- v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
- v->capability = V4L2_TUNER_CAP_LOW;
- v->audmode = V4L2_TUNER_MODE_MONO;
- return 0;
-}
-
-static int vidioc_s_tuner(struct file *file, void *priv,
- struct v4l2_tuner *v)
-{
- return v->index ? -EINVAL : 0;
-}
-
-static int vidioc_g_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f)
-{
- struct pcm20 *dev = video_drvdata(file);
-
- if (f->tuner != 0)
- return -EINVAL;
-
- f->type = V4L2_TUNER_RADIO;
- f->frequency = dev->freq;
- return 0;
-}
-
-
-static int vidioc_s_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f)
-{
- struct pcm20 *dev = video_drvdata(file);
-
- if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO)
- return -EINVAL;
-
- dev->freq = f->frequency;
- pcm20_setfreq(dev, f->frequency);
- return 0;
-}
-
-static int vidioc_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *qc)
-{
- switch (qc->id) {
- case V4L2_CID_AUDIO_MUTE:
- return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
- }
- return -EINVAL;
-}
-
-static int vidioc_g_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctrl)
-{
- struct pcm20 *dev = video_drvdata(file);
-
- switch (ctrl->id) {
- case V4L2_CID_AUDIO_MUTE:
- ctrl->value = dev->muted;
- break;
- default:
- return -EINVAL;
- }
- return 0;
-}
-
-static int vidioc_s_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctrl)
-{
- struct pcm20 *dev = video_drvdata(file);
-
- switch (ctrl->id) {
- case V4L2_CID_AUDIO_MUTE:
- pcm20_mute(dev, ctrl->value);
- break;
- default:
- return -EINVAL;
- }
- return 0;
-}
-
-static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
-{
- *i = 0;
- return 0;
-}
-
-static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
-{
- return i ? -EINVAL : 0;
-}
-
-static int vidioc_g_audio(struct file *file, void *priv,
- struct v4l2_audio *a)
-{
- a->index = 0;
- strlcpy(a->name, "Radio", sizeof(a->name));
- a->capability = V4L2_AUDCAP_STEREO;
- return 0;
-}
-
-static int vidioc_s_audio(struct file *file, void *priv,
- struct v4l2_audio *a)
-{
- return a->index ? -EINVAL : 0;
-}
-
-static const struct v4l2_ioctl_ops pcm20_ioctl_ops = {
- .vidioc_querycap = vidioc_querycap,
- .vidioc_g_tuner = vidioc_g_tuner,
- .vidioc_s_tuner = vidioc_s_tuner,
- .vidioc_g_frequency = vidioc_g_frequency,
- .vidioc_s_frequency = vidioc_s_frequency,
- .vidioc_queryctrl = vidioc_queryctrl,
- .vidioc_g_ctrl = vidioc_g_ctrl,
- .vidioc_s_ctrl = vidioc_s_ctrl,
- .vidioc_g_audio = vidioc_g_audio,
- .vidioc_s_audio = vidioc_s_audio,
- .vidioc_g_input = vidioc_g_input,
- .vidioc_s_input = vidioc_s_input,
-};
-
-static int __init pcm20_init(void)
-{
- struct pcm20 *dev = &pcm20_card;
- struct v4l2_device *v4l2_dev = &dev->v4l2_dev;
- int res;
-
- dev->aci = snd_aci_get_aci();
- if (dev->aci == NULL) {
- v4l2_err(v4l2_dev,
- "you must load the snd-miro driver first!\n");
- return -ENODEV;
- }
- strlcpy(v4l2_dev->name, "miropcm20", sizeof(v4l2_dev->name));
- mutex_init(&dev->lock);
-
- res = v4l2_device_register(NULL, v4l2_dev);
- if (res < 0) {
- v4l2_err(v4l2_dev, "could not register v4l2_device\n");
- return -EINVAL;
- }
-
- strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name));
- dev->vdev.v4l2_dev = v4l2_dev;
- dev->vdev.fops = &pcm20_fops;
- dev->vdev.ioctl_ops = &pcm20_ioctl_ops;
- dev->vdev.release = video_device_release_empty;
- dev->vdev.lock = &dev->lock;
- video_set_drvdata(&dev->vdev, dev);
-
- if (video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr) < 0)
- goto fail;
-
- v4l2_info(v4l2_dev, "Mirosound PCM20 Radio tuner\n");
- return 0;
-fail:
- v4l2_device_unregister(v4l2_dev);
- return -EINVAL;
-}
-
-MODULE_AUTHOR("Ruurd Reitsma, Krzysztof Helt");
-MODULE_DESCRIPTION("A driver for the Miro PCM20 radio card.");
-MODULE_LICENSE("GPL");
-
-static void __exit pcm20_cleanup(void)
-{
- struct pcm20 *dev = &pcm20_card;
-
- video_unregister_device(&dev->vdev);
- v4l2_device_unregister(&dev->v4l2_dev);
-}
-
-module_init(pcm20_init);
-module_exit(pcm20_cleanup);