+static int vidioc_enum_input(struct file *file, void *fh, struct v4l2_input *i)
+{
+ DEB_EE(("VIDIOC_ENUMINPUT %d.\n", i->index));
+
+ if (i->index >= HEXIUM_INPUTS)
+ return -EINVAL;
+
+ memcpy(i, &hexium_inputs[i->index], sizeof(struct v4l2_input));
+
+ DEB_D(("v4l2_ioctl: VIDIOC_ENUMINPUT %d.\n", i->index));
+ return 0;
+}
+
+static int vidioc_g_input(struct file *file, void *fh, unsigned int *input)
+{
+ struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
+ struct hexium *hexium = (struct hexium *) dev->ext_priv;
+
+ *input = hexium->cur_input;
+
+ DEB_D(("VIDIOC_G_INPUT: %d\n", *input));
+ return 0;
+}
+
+static int vidioc_s_input(struct file *file, void *fh, unsigned int input)
+{
+ struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
+ struct hexium *hexium = (struct hexium *) dev->ext_priv;
+
+ DEB_EE(("VIDIOC_S_INPUT %d.\n", input));
+
+ if (input >= HEXIUM_INPUTS)
+ return -EINVAL;
+
+ hexium->cur_input = input;
+ hexium_set_input(hexium, input);
+ return 0;
+}
+
+/* the saa7146 provides some controls (brightness, contrast, saturation)
+ which gets registered *after* this function. because of this we have
+ to return with a value != 0 even if the function succeded.. */
+static int vidioc_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *qc)
+{
+ struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
+ int i;
+
+ for (i = HEXIUM_CONTROLS - 1; i >= 0; i--) {
+ if (hexium_controls[i].id == qc->id) {
+ *qc = hexium_controls[i];
+ DEB_D(("VIDIOC_QUERYCTRL %d.\n", qc->id));
+ return 0;
+ }
+ }
+ return dev->ext_vv_data->core_ops->vidioc_queryctrl(file, fh, qc);
+}
+
+static int vidioc_g_ctrl(struct file *file, void *fh, struct v4l2_control *vc)
+{
+ struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
+ struct hexium *hexium = (struct hexium *) dev->ext_priv;
+ int i;
+
+ for (i = HEXIUM_CONTROLS - 1; i >= 0; i--) {
+ if (hexium_controls[i].id == vc->id)
+ break;
+ }
+
+ if (i < 0)
+ return dev->ext_vv_data->core_ops->vidioc_g_ctrl(file, fh, vc);
+
+ if (vc->id == V4L2_CID_PRIVATE_BASE) {
+ vc->value = hexium->cur_bw;
+ DEB_D(("VIDIOC_G_CTRL BW:%d.\n", vc->value));
+ return 0;
+ }
+ return -EINVAL;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *fh, struct v4l2_control *vc)
+{
+ struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
+ struct hexium *hexium = (struct hexium *) dev->ext_priv;
+ int i = 0;
+
+ for (i = HEXIUM_CONTROLS - 1; i >= 0; i--) {
+ if (hexium_controls[i].id == vc->id)
+ break;
+ }
+
+ if (i < 0)
+ return dev->ext_vv_data->core_ops->vidioc_s_ctrl(file, fh, vc);
+
+ if (vc->id == V4L2_CID_PRIVATE_BASE)
+ hexium->cur_bw = vc->value;
+
+ DEB_D(("VIDIOC_S_CTRL BW:%d.\n", hexium->cur_bw));
+
+ if (0 == hexium->cur_bw && V4L2_STD_PAL == hexium->cur_std) {
+ hexium_set_standard(hexium, hexium_pal);
+ return 0;
+ }
+ if (0 == hexium->cur_bw && V4L2_STD_NTSC == hexium->cur_std) {
+ hexium_set_standard(hexium, hexium_ntsc);
+ return 0;
+ }
+ if (0 == hexium->cur_bw && V4L2_STD_SECAM == hexium->cur_std) {
+ hexium_set_standard(hexium, hexium_secam);
+ return 0;
+ }
+ if (1 == hexium->cur_bw && V4L2_STD_PAL == hexium->cur_std) {
+ hexium_set_standard(hexium, hexium_pal_bw);
+ return 0;
+ }
+ if (1 == hexium->cur_bw && V4L2_STD_NTSC == hexium->cur_std) {
+ hexium_set_standard(hexium, hexium_ntsc_bw);
+ return 0;
+ }
+ if (1 == hexium->cur_bw && V4L2_STD_SECAM == hexium->cur_std)
+ /* fixme: is there no bw secam mode? */
+ return -EINVAL;
+
+ return -EINVAL;
+}
+
+