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@@ -27,7 +27,9 @@
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* BUGS:
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* - card unmutes if you change frequency
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*
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- * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org>
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+ * (c) 2006, 2007 by Mauro Carvalho Chehab <mchehab@infradead.org>:
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+ * - Conversion to V4L2 API
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+ * - Uses video_ioctl2 for parsing and to add debug support
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*/
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@@ -87,24 +89,14 @@ module_param(radio_nr, int, 0);
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#define BITS2FREQ(x) ((x) * FREQ_STEP - FREQ_IF)
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-static int radio_ioctl(struct inode *inode, struct file *file,
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- unsigned int cmd, unsigned long arg);
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-
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static const struct file_operations maxiradio_fops = {
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.owner = THIS_MODULE,
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.open = video_exclusive_open,
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.release = video_exclusive_release,
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- .ioctl = radio_ioctl,
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+ .ioctl = video_ioctl2,
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.compat_ioctl = v4l_compat_ioctl32,
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.llseek = no_llseek,
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};
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-static struct video_device maxiradio_radio =
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-{
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- .owner = THIS_MODULE,
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- .name = "Maxi Radio FM2000 radio",
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- .type = VID_TYPE_TUNER,
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- .fops = &maxiradio_fops,
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-};
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static struct radio_device
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{
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@@ -181,143 +173,144 @@ static int get_tune(__u16 io)
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}
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-static inline int radio_function(struct inode *inode, struct file *file,
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- unsigned int cmd, void *arg)
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+static int vidioc_querycap (struct file *file, void *priv,
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+ struct v4l2_capability *v)
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+{
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+ strlcpy(v->driver, "radio-maxiradio", sizeof (v->driver));
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+ strlcpy(v->card, "Maxi Radio FM2000 radio", sizeof (v->card));
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+ sprintf(v->bus_info,"ISA");
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+ v->version = RADIO_VERSION;
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+ v->capabilities = V4L2_CAP_TUNER;
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+
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+ return 0;
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+}
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+
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+static int vidioc_g_tuner (struct file *file, void *priv,
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+ struct v4l2_tuner *v)
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{
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struct video_device *dev = video_devdata(file);
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struct radio_device *card=dev->priv;
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- switch(cmd) {
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- case VIDIOC_QUERYCAP:
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- {
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- struct v4l2_capability *v = arg;
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- memset(v,0,sizeof(*v));
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- strlcpy(v->driver, "radio-maxiradio", sizeof (v->driver));
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- strlcpy(v->card, "Maxi Radio FM2000 radio", sizeof (v->card));
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- sprintf(v->bus_info,"ISA");
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- v->version = RADIO_VERSION;
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- v->capabilities = V4L2_CAP_TUNER;
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+ if (v->index > 0)
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+ return -EINVAL;
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- return 0;
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- }
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- case VIDIOC_G_TUNER:
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- {
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- struct v4l2_tuner *v = arg;
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+ memset(v,0,sizeof(*v));
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+ strcpy(v->name, "FM");
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+ v->type = V4L2_TUNER_RADIO;
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- if (v->index > 0)
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- return -EINVAL;
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+ v->rangelow=FREQ_LO;
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+ v->rangehigh=FREQ_HI;
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+ v->rxsubchans =V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO;
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+ v->capability=V4L2_TUNER_CAP_LOW;
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+ if(get_stereo(card->io))
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+ v->audmode = V4L2_TUNER_MODE_STEREO;
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+ else
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+ v->audmode = V4L2_TUNER_MODE_MONO;
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+ v->signal=0xffff*get_tune(card->io);
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- memset(v,0,sizeof(*v));
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- strcpy(v->name, "FM");
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- v->type = V4L2_TUNER_RADIO;
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+ return 0;
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+}
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- v->rangelow=FREQ_LO;
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- v->rangehigh=FREQ_HI;
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- v->rxsubchans =V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO;
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- v->capability=V4L2_TUNER_CAP_LOW;
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- if(get_stereo(card->io))
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- v->audmode = V4L2_TUNER_MODE_STEREO;
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- else
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- v->audmode = V4L2_TUNER_MODE_MONO;
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- v->signal=0xffff*get_tune(card->io);
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+static int vidioc_s_tuner (struct file *file, void *priv,
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+ struct v4l2_tuner *v)
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+{
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+ if (v->index > 0)
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+ return -EINVAL;
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- return 0;
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- }
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- case VIDIOC_S_TUNER:
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- {
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- struct v4l2_tuner *v = arg;
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+ return 0;
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+}
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- if (v->index > 0)
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- return -EINVAL;
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+static int vidioc_s_frequency (struct file *file, void *priv,
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+ struct v4l2_frequency *f)
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+{
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+ struct video_device *dev = video_devdata(file);
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+ struct radio_device *card=dev->priv;
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- return 0;
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- }
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- case VIDIOC_S_FREQUENCY:
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- {
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- struct v4l2_frequency *f = arg;
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+ if (f->frequency < FREQ_LO || f->frequency > FREQ_HI)
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+ return -EINVAL;
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- if (f->frequency < FREQ_LO || f->frequency > FREQ_HI)
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- return -EINVAL;
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+ card->freq = f->frequency;
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+ set_freq(card->io, FREQ2BITS(card->freq));
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+ msleep(125);
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- card->freq = f->frequency;
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- set_freq(card->io, FREQ2BITS(card->freq));
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- msleep(125);
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- return 0;
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- }
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- case VIDIOC_G_FREQUENCY:
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- {
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- struct v4l2_frequency *f = arg;
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+ return 0;
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+}
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- f->type = V4L2_TUNER_RADIO;
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- f->frequency = card->freq;
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+static int vidioc_g_frequency (struct file *file, void *priv,
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+ struct v4l2_frequency *f)
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+{
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+ struct video_device *dev = video_devdata(file);
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+ struct radio_device *card=dev->priv;
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- return 0;
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- }
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- case VIDIOC_QUERYCTRL:
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- {
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- struct v4l2_queryctrl *qc = arg;
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- int i;
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-
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- for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
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- if (qc->id && qc->id == radio_qctrl[i].id) {
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- memcpy(qc, &(radio_qctrl[i]),
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- sizeof(*qc));
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- return (0);
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- }
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- }
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- return -EINVAL;
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- }
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- case VIDIOC_G_CTRL:
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- {
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- struct v4l2_control *ctrl= arg;
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-
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- switch (ctrl->id) {
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- case V4L2_CID_AUDIO_MUTE:
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- ctrl->value=card->muted;
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- return (0);
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- }
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- return -EINVAL;
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- }
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- case VIDIOC_S_CTRL:
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- {
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- struct v4l2_control *ctrl= arg;
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-
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- switch (ctrl->id) {
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- case V4L2_CID_AUDIO_MUTE:
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- card->muted = ctrl->value;
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- if(card->muted)
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- turn_power(card->io, 0);
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- else
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- set_freq(card->io, FREQ2BITS(card->freq));
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- return 0;
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- }
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- return -EINVAL;
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+ f->type = V4L2_TUNER_RADIO;
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+ f->frequency = card->freq;
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+
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+ return 0;
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+}
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+
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+static int vidioc_queryctrl (struct file *file, void *priv,
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+ struct v4l2_queryctrl *qc)
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+{
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+ int i;
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+
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+ for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
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+ if (qc->id && qc->id == radio_qctrl[i].id) {
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+ memcpy(qc, &(radio_qctrl[i]), sizeof(*qc));
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+ return (0);
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}
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+ }
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+ return -EINVAL;
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+}
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- default:
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- return v4l_compat_translate_ioctl(inode,file,cmd,arg,
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- radio_function);
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+static int vidioc_g_ctrl (struct file *file, void *priv,
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+ struct v4l2_control *ctrl)
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+{
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+ struct video_device *dev = video_devdata(file);
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+ struct radio_device *card=dev->priv;
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+ switch (ctrl->id) {
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+ case V4L2_CID_AUDIO_MUTE:
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+ ctrl->value=card->muted;
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+ return (0);
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}
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+ return -EINVAL;
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}
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-static int radio_ioctl(struct inode *inode, struct file *file,
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- unsigned int cmd, unsigned long arg)
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+static int vidioc_s_ctrl (struct file *file, void *priv,
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+ struct v4l2_control *ctrl)
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{
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struct video_device *dev = video_devdata(file);
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struct radio_device *card=dev->priv;
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- int ret;
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- mutex_lock(&card->lock);
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- ret = video_usercopy(inode, file, cmd, arg, radio_function);
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- mutex_unlock(&card->lock);
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- return ret;
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+ switch (ctrl->id) {
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+ case V4L2_CID_AUDIO_MUTE:
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+ card->muted = ctrl->value;
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+ if(card->muted)
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+ turn_power(card->io, 0);
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+ else
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+ set_freq(card->io, FREQ2BITS(card->freq));
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+ return 0;
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+ }
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+ return -EINVAL;
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}
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-MODULE_AUTHOR("Dimitromanolakis Apostolos, apdim@grecian.net");
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-MODULE_DESCRIPTION("Radio driver for the Guillemot Maxi Radio FM2000 radio.");
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-MODULE_LICENSE("GPL");
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+static struct video_device maxiradio_radio =
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+{
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+ .owner = THIS_MODULE,
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+ .name = "Maxi Radio FM2000 radio",
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+ .type = VID_TYPE_TUNER,
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+ .fops = &maxiradio_fops,
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+
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+ .vidioc_querycap = vidioc_querycap,
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+ .vidioc_g_tuner = vidioc_g_tuner,
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+ .vidioc_s_tuner = vidioc_s_tuner,
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+ .vidioc_g_frequency = vidioc_g_frequency,
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+ .vidioc_s_frequency = vidioc_s_frequency,
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+ .vidioc_queryctrl = vidioc_queryctrl,
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+ .vidioc_g_ctrl = vidioc_g_ctrl,
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+ .vidioc_s_ctrl = vidioc_s_ctrl,
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+};
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static int __devinit maxiradio_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
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{
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@@ -389,3 +382,10 @@ static void __exit maxiradio_radio_exit(void)
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module_init(maxiradio_radio_init);
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module_exit(maxiradio_radio_exit);
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+
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+MODULE_AUTHOR("Dimitromanolakis Apostolos, apdim@grecian.net");
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+MODULE_DESCRIPTION("Radio driver for the Guillemot Maxi Radio FM2000 radio.");
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+MODULE_LICENSE("GPL");
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+
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+module_param_named(debug,maxiradio_radio.debug, int, 0644);
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+MODULE_PARM_DESC(debug,"activates debug info");
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