V4L/DVB (5643): Usbvision: make common video and radio ioctls
Thierry MERLE [Wed, 2 May 2007 21:43:55 +0000 (18:43 -0300)]
Radio and video ioctls are the same,
delete the usbvision_do_radio_ioctl function
add the special cases for radio in usbvision_v4l2_do_ioctl

Signed-off-by: Thierry MERLE <thierry.merle@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/usbvision/usbvision-video.c

index aa3258b..dab8bc9 100644 (file)
@@ -692,11 +692,18 @@ static int usbvision_v4l2_do_ioctl(struct inode *inode, struct file *file,
 
                        if (!usbvision->have_tuner || vt->index)        // Only tuner 0
                                return -EINVAL;
-                       strcpy(vt->name, "Television");
+                       if(usbvision->radio) {
+                               strcpy(vt->name, "Radio");
+                               vt->type = V4L2_TUNER_RADIO;
+                       }
+                       else {
+                               strcpy(vt->name, "Television");
+                       }
                        /* Let clients fill in the remainder of this struct */
                        call_i2c_clients(usbvision,VIDIOC_G_TUNER,vt);
 
-                       PDEBUG(DBG_IOCTL, "VIDIOC_G_TUNER signal=%x, afc=%x",vt->signal,vt->afc);
+                       PDEBUG(DBG_IOCTL, "VIDIOC_G_TUNER for %s signal=%x, afc=%x",
+                              vt->name, vt->signal,vt->afc);
                        return 0;
                }
                case VIDIOC_S_TUNER:
@@ -717,7 +724,12 @@ static int usbvision_v4l2_do_ioctl(struct inode *inode, struct file *file,
                        struct v4l2_frequency *freq = arg;
 
                        freq->tuner = 0; // Only one tuner
-                       freq->type = V4L2_TUNER_ANALOG_TV;
+                       if(usbvision->radio) {
+                               freq->type = V4L2_TUNER_RADIO;
+                       }
+                       else {
+                               freq->type = V4L2_TUNER_ANALOG_TV;
+                       }
                        freq->frequency = usbvision->freq;
                        PDEBUG(DBG_IOCTL, "VIDIOC_G_FREQUENCY freq=0x%X", (unsigned)freq->frequency);
                        return 0;
@@ -739,7 +751,12 @@ static int usbvision_v4l2_do_ioctl(struct inode *inode, struct file *file,
                {
                        struct v4l2_audio *v = arg;
                        memset(v,0, sizeof(v));
-                       strcpy(v->name, "TV");
+                       if(usbvision->radio) {
+                               strcpy(v->name,"Radio");
+                       }
+                       else {
+                               strcpy(v->name, "TV");
+                       }
                        PDEBUG(DBG_IOCTL, "VIDIOC_G_AUDIO");
                        return 0;
                }
@@ -1219,7 +1236,6 @@ static int usbvision_radio_open(struct inode *inode, struct file *file)
 {
        struct video_device *dev = video_devdata(file);
        struct usb_usbvision *usbvision = (struct usb_usbvision *) video_get_drvdata(dev);
-       struct v4l2_frequency freq;
        int errCode = 0;
 
        PDEBUG(DBG_IO, "%s:", __FUNCTION__);
@@ -1249,8 +1265,6 @@ static int usbvision_radio_open(struct inode *inode, struct file *file)
                // If so far no errors then we shall start the radio
                usbvision->radio = 1;
                call_i2c_clients(usbvision,AUDC_SET_RADIO,&usbvision->tuner_type);
-               freq.frequency = 1517; //SWR3 @ 94.8MHz
-               call_i2c_clients(usbvision, VIDIOC_S_FREQUENCY, &freq);
                usbvision_set_audio(usbvision, USBVISION_AUDIO_RADIO);
                usbvision->user++;
        }
@@ -1304,146 +1318,10 @@ static int usbvision_radio_close(struct inode *inode, struct file *file)
        return errCode;
 }
 
-static int usbvision_do_radio_ioctl(struct inode *inode, struct file *file,
-                                unsigned int cmd, void *arg)
-{
-       struct video_device *dev = video_devdata(file);
-       struct usb_usbvision *usbvision = (struct usb_usbvision *) video_get_drvdata(dev);
-
-       if (!USBVISION_IS_OPERATIONAL(usbvision))
-               return -EIO;
-
-       switch (cmd) {
-               case VIDIOC_QUERYCAP:
-               {
-                       struct v4l2_capability *vc=arg;
-
-                       memset(vc, 0, sizeof(*vc));
-                       strlcpy(vc->driver, "USBVision", sizeof(vc->driver));
-                       strlcpy(vc->card, usbvision_device_data[usbvision->DevModel].ModelString,
-                               sizeof(vc->card));
-                       strlcpy(vc->bus_info, usbvision->dev->dev.bus_id,
-                               sizeof(vc->bus_info));
-                       vc->version = USBVISION_DRIVER_VERSION;
-                       vc->capabilities = (usbvision->have_tuner ? V4L2_CAP_TUNER : 0);
-                       PDEBUG(DBG_IO, "VIDIOC_QUERYCAP");
-                       return 0;
-               }
-               case VIDIOC_QUERYCTRL:
-               {
-                       struct v4l2_queryctrl *ctrl = arg;
-                       int id=ctrl->id;
-
-                       memset(ctrl,0,sizeof(*ctrl));
-                       ctrl->id=id;
-
-                       call_i2c_clients(usbvision, cmd, arg);
-                       PDEBUG(DBG_IO,"VIDIOC_QUERYCTRL id=%x value=%x",ctrl->id,ctrl->type);
-
-                       if (ctrl->type)
-                               return 0;
-                       else
-                               return -EINVAL;
-
-               }
-               case VIDIOC_G_CTRL:
-               {
-                       struct v4l2_control *ctrl = arg;
-
-                       call_i2c_clients(usbvision, VIDIOC_G_CTRL, ctrl);
-                       PDEBUG(DBG_IO,"VIDIOC_G_CTRL id=%x value=%x",ctrl->id,ctrl->value);
-                       return 0;
-               }
-               case VIDIOC_S_CTRL:
-               {
-                       struct v4l2_control *ctrl = arg;
-
-                       call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl);
-                       PDEBUG(DBG_IO, "VIDIOC_S_CTRL id=%x value=%x",ctrl->id,ctrl->value);
-                       return 0;
-               }
-               case VIDIOC_G_TUNER:
-               {
-                       struct v4l2_tuner *t = arg;
-
-                       if (t->index > 0)
-                               return -EINVAL;
-
-                       memset(t,0,sizeof(*t));
-                       strcpy(t->name, "Radio");
-                       t->type = V4L2_TUNER_RADIO;
-
-                       /* Let clients fill in the remainder of this struct */
-                       call_i2c_clients(usbvision,VIDIOC_G_TUNER,t);
-                       PDEBUG(DBG_IO, "VIDIOC_G_TUNER signal=%x, afc=%x",t->signal,t->afc);
-                       return 0;
-               }
-               case VIDIOC_S_TUNER:
-               {
-                       struct v4l2_tuner *vt = arg;
-
-                       // Only no or one tuner for now
-                       if (!usbvision->have_tuner || vt->index)
-                               return -EINVAL;
-                       /* let clients handle this */
-                       call_i2c_clients(usbvision,VIDIOC_S_TUNER,vt);
-
-                       PDEBUG(DBG_IO, "VIDIOC_S_TUNER");
-                       return 0;
-               }
-               case VIDIOC_G_AUDIO:
-               {
-                       struct v4l2_audio *a = arg;
-
-                       memset(a,0,sizeof(*a));
-                       strcpy(a->name,"Radio");
-                       PDEBUG(DBG_IO, "VIDIOC_G_AUDIO");
-                       return 0;
-               }
-               case VIDIOC_S_AUDIO:
-               case VIDIOC_S_INPUT:
-               case VIDIOC_S_STD:
-               return 0;
-
-               case VIDIOC_G_FREQUENCY:
-               {
-                       struct v4l2_frequency *f = arg;
-
-                       memset(f,0,sizeof(*f));
-
-                       f->type = V4L2_TUNER_RADIO;
-                       f->frequency = usbvision->freq;
-                       call_i2c_clients(usbvision, cmd, f);
-                       PDEBUG(DBG_IO, "VIDIOC_G_FREQUENCY freq=0x%X", (unsigned)f->frequency);
-
-                       return 0;
-               }
-               case VIDIOC_S_FREQUENCY:
-               {
-                       struct v4l2_frequency *f = arg;
-
-                       if (f->tuner != 0)
-                               return -EINVAL;
-                       usbvision->freq = f->frequency;
-                       call_i2c_clients(usbvision, cmd, f);
-                       PDEBUG(DBG_IO, "VIDIOC_S_FREQUENCY freq=0x%X", (unsigned)f->frequency);
-
-                       return 0;
-               }
-               default:
-               {
-                       PDEBUG(DBG_IO, "%s: Unknown command %x", __FUNCTION__, cmd);
-                       return -ENOIOCTLCMD;
-               }
-       }
-       return 0;
-}
-
-
 static int usbvision_radio_ioctl(struct inode *inode, struct file *file,
                       unsigned int cmd, unsigned long arg)
 {
-       return video_usercopy(inode, file, cmd, arg, usbvision_do_radio_ioctl);
+       return video_usercopy(inode, file, cmd, arg, usbvision_v4l2_do_ioctl);
 }