V4L/DVB (5041): Pvrusb2: Use separate enumeration for get/store of minor number

Use separate enum for get/store of minor number; we want pvr2_config
to go away eventually and since it really means something different,
don't use it here

Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h

@@ -283,7 +283,8 @@ struct pvr2_hdw {
 
 	/* Minor numbers used by v4l logic (yes, this is a hack, as there
 	   should be no v4l junk here).  Probably a better way to do this. */
-	int v4l_minor_number_mpeg;
+	int v4l_minor_number_video;
+	int v4l_minor_number_vbi;
 	int v4l_minor_number_radio;
 
 	/* Location of eeprom or a negative number if none */

drivers/media/video/pvrusb2/pvrusb2-hdw.c

@@ -1898,7 +1898,8 @@ struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf,
 
 	hdw->eeprom_addr = -1;
 	hdw->unit_number = -1;
-	hdw->v4l_minor_number_mpeg = -1;
+	hdw->v4l_minor_number_video = -1;
+	hdw->v4l_minor_number_vbi = -1;
 	hdw->v4l_minor_number_radio = -1;
 	hdw->ctl_write_buffer = kmalloc(PVR2_CTL_BUFFSIZE,GFP_KERNEL);
 	if (!hdw->ctl_write_buffer) goto fail;
@@ -2548,11 +2549,12 @@ int pvr2_hdw_cpufw_get(struct pvr2_hdw *hdw,unsigned int offs,
 
 
 int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *hdw,
-				  enum pvr2_config index)
+				  enum pvr2_v4l_type index)
 {
 	switch (index) {
-	case pvr2_config_mpeg: return hdw->v4l_minor_number_mpeg;
-	case pvr2_config_radio: return hdw->v4l_minor_number_radio;
+	case pvr2_v4l_type_video: return hdw->v4l_minor_number_video;
+	case pvr2_v4l_type_vbi: return hdw->v4l_minor_number_vbi;
+	case pvr2_v4l_type_radio: return hdw->v4l_minor_number_radio;
 	default: return -1;
 	}
 }
@@ -2560,11 +2562,12 @@ int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *hdw,
 
 /* Store a v4l minor device number */
 void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *hdw,
-				     enum pvr2_config index,int v)
+				     enum pvr2_v4l_type index,int v)
 {
 	switch (index) {
-	case pvr2_config_mpeg: hdw->v4l_minor_number_mpeg = v;
-	case pvr2_config_radio: hdw->v4l_minor_number_radio = v;
+	case pvr2_v4l_type_video: hdw->v4l_minor_number_video = v;
+	case pvr2_v4l_type_vbi: hdw->v4l_minor_number_vbi = v;
+	case pvr2_v4l_type_radio: hdw->v4l_minor_number_radio = v;
 	default: break;
 	}
 }

drivers/media/video/pvrusb2/pvrusb2-hdw.h

@@ -78,6 +78,12 @@ enum pvr2_config {
 	pvr2_config_radio,
 };
 
+enum pvr2_v4l_type {
+	pvr2_v4l_type_video,
+	pvr2_v4l_type_vbi,
+	pvr2_v4l_type_radio,
+};
+
 const char *pvr2_config_get_name(enum pvr2_config);
 
 struct pvr2_hdw;
@@ -206,11 +212,11 @@ int pvr2_hdw_cpufw_get(struct pvr2_hdw *,unsigned int offs,
 		       char *buf,unsigned int cnt);
 
 /* Retrieve a previously stored v4l minor device number */
-int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *,enum pvr2_config index);
+int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *,enum pvr2_v4l_type index);
 
 /* Store a v4l minor device number */
 void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *,
-				     enum pvr2_config index,int);
+				     enum pvr2_v4l_type index,int);
 
 /* Direct read/write access to chip's registers:
    chip_id - unique id of chip (e.g. I2C_DRIVERD_xxxx)

drivers/media/video/pvrusb2/pvrusb2-sysfs.c

@@ -733,7 +733,7 @@ static ssize_t v4l_minor_number_show(struct class_device *class_dev,char *buf)
 	if (!sfp) return -EINVAL;
 	return scnprintf(buf,PAGE_SIZE,"%d\n",
 			 pvr2_hdw_v4l_get_minor_number(sfp->channel.hdw,
-						       pvr2_config_mpeg));
+						       pvr2_v4l_type_video));
 }
 
 
@@ -745,7 +745,7 @@ static ssize_t v4l_radio_minor_number_show(struct class_device *class_dev,
 	if (!sfp) return -EINVAL;
 	return scnprintf(buf,PAGE_SIZE,"%d\n",
 			 pvr2_hdw_v4l_get_minor_number(sfp->channel.hdw,
-						       pvr2_config_radio));
+						       pvr2_v4l_type_radio));
 }
 
 

drivers/media/video/pvrusb2/pvrusb2-v4l2.c

@@ -725,9 +725,11 @@ static void pvr2_v4l2_dev_destroy(struct pvr2_v4l2_dev *dip)
 static void pvr2_v4l2_destroy_no_lock(struct pvr2_v4l2 *vp)
 {
 	pvr2_hdw_v4l_store_minor_number(vp->channel.mc_head->hdw,
-					pvr2_config_mpeg,-1);
+					pvr2_v4l_type_video,-1);
 	pvr2_hdw_v4l_store_minor_number(vp->channel.mc_head->hdw,
-					pvr2_config_radio,-1);
+					pvr2_v4l_type_vbi,-1);
+	pvr2_hdw_v4l_store_minor_number(vp->channel.mc_head->hdw,
+					pvr2_v4l_type_radio,-1);
 	pvr2_v4l2_dev_destroy(vp->vdev);
 
 	pvr2_trace(PVR2_TRACE_STRUCT,"Destroying pvr2_v4l2 id=%p",vp);
@@ -1072,6 +1074,7 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip,
 	int mindevnum;
 	int unit_number;
 	int v4l_type;
+	enum pvr2_v4l_type pvt;
 	dip->v4lp = vp;
 	dip->config = cfg;
 
@@ -1079,13 +1082,16 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip,
 	switch (cfg) {
 	case pvr2_config_mpeg:
 		v4l_type = VFL_TYPE_GRABBER;
+		pvt = pvr2_v4l_type_video;
 		dip->stream = &vp->channel.mc_head->video_stream;
 		break;
 	case pvr2_config_vbi:
 		v4l_type = VFL_TYPE_VBI;
+		pvt = pvr2_v4l_type_vbi;
 		break;
 	case pvr2_config_radio:
 		v4l_type = VFL_TYPE_RADIO;
+		pvt = pvr2_v4l_type_radio;
 		break;
 	default:
 		/* Bail out (this should be impossible) */
@@ -1133,7 +1139,7 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip,
 	}
 
 	pvr2_hdw_v4l_store_minor_number(vp->channel.mc_head->hdw,
-					cfg,dip->devbase.minor);
+					pvt,dip->devbase.minor);
 }