V4L/DVB (11128): cx231xx: convert the calls to subdev format

This patch converts cx231xx to the new v4l2 dev/subdev, doing:
 - Conversion of i2c calls to subdev calls;
 - all subdev calls to call_all();
 - Corrected the header file order in cx231xx.h;
 - Added tuner frequency setting.

Signed-off-by: Srinivasa Deevi <srinivasa.deevi@conexant.com>
Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/cx231xx/cx231xx-video.c b/drivers/media/video/cx231xx/cx231xx-video.c
index 606f801..65430ec 100644
--- a/drivers/media/video/cx231xx/cx231xx-video.c
+++ b/drivers/media/video/cx231xx/cx231xx-video.c
@@ -704,7 +704,7 @@
 	f.frequency = dev->ctl_freq;
 	f.type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
 
-	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_S_FREQUENCY, &f);
+	call_all(dev, tuner, s_frequency, &f);
 
 	return 0;
 }
@@ -830,8 +830,7 @@
 
 	cx231xx_set_video_input_mux(dev, index);
 
-	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_INT_S_VIDEO_ROUTING,
-				 &route);
+	cx25840_call(dev, video, s_routing, &route);
 
 	cx231xx_set_audio_input(dev, dev->ctl_ainput);
 
@@ -1045,7 +1044,7 @@
 	dev->format = fmt;
 	get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale);
 
-	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_S_FMT, f);
+	call_all(dev, video, s_fmt, f);
 
 	/* Set the correct alternate setting for this resolution */
 	cx231xx_resolution_set(dev);
@@ -1064,7 +1063,7 @@
 	return 0;
 }
 
-static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id * norm)
+static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm)
 {
 	struct cx231xx_fh *fh = priv;
 	struct cx231xx *dev = fh->dev;
@@ -1090,7 +1089,7 @@
 	dev->height = f.fmt.pix.height;
 	get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale);
 
-	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_S_STD, &dev->norm);
+	call_all(dev, tuner, s_std, dev->norm);
 
 	mutex_unlock(&dev->lock);
 
@@ -1244,7 +1243,7 @@
 	*qc = cx231xx_ctls[i].v;
 
 	mutex_lock(&dev->lock);
-	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_QUERYCTRL, qc);
+	call_all(dev, core, queryctrl, qc);
 	mutex_unlock(&dev->lock);
 
 	if (qc->type)
@@ -1265,9 +1264,7 @@
 		return rc;
 
 	mutex_lock(&dev->lock);
-
-	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_G_CTRL, ctrl);
-
+	call_all(dev, core, g_ctrl, ctrl);
 	mutex_unlock(&dev->lock);
 	return rc;
 }
@@ -1284,9 +1281,7 @@
 		return rc;
 
 	mutex_lock(&dev->lock);
-
-	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_S_CTRL, ctrl);
-
+	call_all(dev, core, s_ctrl, ctrl);
 	mutex_unlock(&dev->lock);
 	return rc;
 }
@@ -1328,9 +1323,7 @@
 		return -EINVAL;
 #if 0
 	mutex_lock(&dev->lock);
-
-	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_S_TUNER, t);
-
+	call_all(dev, tuner, s_tuner, t);
 	mutex_unlock(&dev->lock);
 #endif
 	return 0;
@@ -1346,7 +1339,7 @@
 	f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
 	f->frequency = dev->ctl_freq;
 
-	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_G_FREQUENCY, f);
+	call_all(dev, tuner, g_frequency, f);
 
 	mutex_unlock(&dev->lock);
 
@@ -1382,10 +1375,8 @@
 	if (dev->tuner_type == TUNER_XC5000) {
 		if (dev->cx231xx_set_analog_freq != NULL)
 			dev->cx231xx_set_analog_freq(dev, f->frequency);
-	} else {
-		cx231xx_i2c_call_clients(&dev->i2c_bus[1],
-					 VIDIOC_S_FREQUENCY, f);
-	}
+	} else
+		call_all(dev, tuner, s_frequency, f);
 
 	mutex_unlock(&dev->lock);
 
@@ -1467,8 +1458,7 @@
 		return ret < 0 ? ret : 0;
 
 	case V4L2_CHIP_MATCH_I2C_DRIVER:
-		cx231xx_i2c_call_clients(&dev->i2c_bus[0],
-					 VIDIOC_DBG_G_REGISTER, reg);
+		call_all(dev, core, g_register, reg);
 		return 0;
 	case V4L2_CHIP_MATCH_I2C_ADDR:
 		/* Not supported yet */
@@ -1479,7 +1469,7 @@
 	}
 
 	mutex_lock(&dev->lock);
-	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_DBG_G_REGISTER, reg);
+	call_all(dev, core, g_register, reg);
 	mutex_unlock(&dev->lock);
 
 	return ret;
@@ -1562,9 +1552,7 @@
 	}
 
 	mutex_lock(&dev->lock);
-
-	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_DBG_S_REGISTER, reg);
-
+	call_all(dev, core, s_register, reg);
 	mutex_unlock(&dev->lock);
 
 	return ret;
@@ -1608,6 +1596,8 @@
 	if (likely(rc >= 0))
 		rc = videobuf_streamon(&fh->vb_vidq);
 
+	call_all(dev, video, s_stream, 1);
+
 	mutex_unlock(&dev->lock);
 
 	return rc;
@@ -1632,6 +1622,8 @@
 
 	mutex_lock(&dev->lock);
 
+	cx25840_call(dev, video, s_stream, 0);
+
 	videobuf_streamoff(&fh->vb_vidq);
 	res_free(fh);
 
@@ -1648,7 +1640,7 @@
 
 	strlcpy(cap->driver, "cx231xx", sizeof(cap->driver));
 	strlcpy(cap->card, cx231xx_boards[dev->model].name, sizeof(cap->card));
-	strlcpy(cap->bus_info, dev_name(&dev->udev->dev),
+	strlcpy(cap->bus_info, dev->v4l2_dev.name,
 		sizeof(cap->bus_info));
 
 	cap->version = CX231XX_VERSION_CODE;
@@ -1696,7 +1688,7 @@
 
 	f->fmt.sliced.service_set = 0;
 
-	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_G_FMT, f);
+	call_all(dev, video, g_fmt, f);
 
 	if (f->fmt.sliced.service_set == 0)
 		rc = -EINVAL;
@@ -1717,7 +1709,7 @@
 		return rc;
 
 	mutex_lock(&dev->lock);
-	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_G_FMT, f);
+	call_all(dev, video, g_fmt, f);
 	mutex_unlock(&dev->lock);
 
 	if (f->fmt.sliced.service_set == 0)
@@ -1872,7 +1864,7 @@
 	t->type = V4L2_TUNER_RADIO;
 
 	mutex_lock(&dev->lock);
-	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_G_TUNER, t);
+	call_all(dev, tuner, s_tuner, t);
 	mutex_unlock(&dev->lock);
 
 	return 0;
@@ -1905,7 +1897,7 @@
 		return -EINVAL;
 
 	mutex_lock(&dev->lock);
-	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_S_TUNER, t);
+	call_all(dev, tuner, s_tuner, t);
 	mutex_unlock(&dev->lock);
 
 	return 0;
@@ -2011,8 +2003,7 @@
 
 		/* cx231xx_start_radio(dev); */
 
-		cx231xx_i2c_call_clients(&dev->i2c_bus[1], AUDC_SET_RADIO,
-					 NULL);
+		call_all(dev, tuner, s_radio);
 	}
 
 	dev->users++;
@@ -2135,8 +2126,7 @@
 		}
 
 		/* Save some power by putting tuner to sleep */
-		cx231xx_i2c_call_clients(&dev->i2c_bus[1], TUNER_SET_STANDBY,
-					 NULL);
+		call_all(dev, core, s_standby, 0);
 
 		/* do this before setting alternate! */
 		cx231xx_uninit_isoc(dev);
@@ -2350,7 +2340,7 @@
 
 	*vfd = *template;
 	vfd->minor = -1;
-	vfd->parent = &dev->udev->dev;
+	vfd->v4l2_dev = &dev->v4l2_dev;
 	vfd->release = video_device_release;
 	vfd->debug = video_debug;